Popular terms

Carrier Aggregation topics
Carrier Aggregation
Base Station
Sounding Reference Signal
Relay Node
Scheduling
Channel Status
Carrier Frequency
Communication System
Automatic Repeat Request
Transmitter
Extension Carrier
Downlink Control Information
Radio Resource Control
Heterogeneous
Heterogeneous Network

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

Carrier Aggregation patents



      

This page is updated frequently with new Carrier Aggregation-related patent applications.




Date/App# patent app List of recent Carrier Aggregation-related patents
04/28/16
20160119925 
 Communication device and  controlling transceiver chains of a communication device patent thumbnailCommunication device and controlling transceiver chains of a communication device
A communication device is described comprising a first transceiver chain set to communicate signals in a first frequency range, a second transceiver chain set to communicate signals in a second frequency range or set to no communication and a controller, configured to receive an instruction for a resetting of carrier aggregation comprising a setting of the first transceiver chain or the second transceiver chain to receive signals in a third frequency range different from the first frequency range and the second frequency range, to control, in response of the reception of the instruction, the second transceiver chain to receive signals within the first frequency range simultaneously with the first transceiver chain and to control the first transceiver chain, when the communication of signals within the first frequency range by the second transceiver chain fulfills a predetermined criterion, to stop communication of signals within the first frequency range.. .
Intel Corporation


04/28/16
20160119904 
 Search space for epdcch control information in an ofdm-based mobile communication system patent thumbnailSearch space for epdcch control information in an ofdm-based mobile communication system
The present invention relates to a method for receiving control information within a subframe of a multi-carrier communication system supporting carrier aggregation, the method comprising the following steps performed at a receiving node: performing a blind detection for the control information within a search space by means of a first search pattern, wherein the first search pattern is one of a plurality of search patterns, each of the plurality of search patterns comprising a plurality of candidates distributed on any of a plurality of aggregation levels, and wherein the plurality of search patterns further comprises a second search pattern whose candidates are non-overlapping the candidates of the first search pattern on the same aggregation levels.. .
Panasonic Intellectual Property Corporation Of America


04/28/16
20160119216 
 Method and device for activating and deactivating secondary component carrier in carrier aggregation patent thumbnailMethod and device for activating and deactivating secondary component carrier in carrier aggregation
The present invention relates to communication technology. Disclosed are a method and device for activating and deactivating a secondary component carrier (scc) in carrier aggregation.
Datang Mobile Communications Equipment Co., Ltd


04/28/16
20160119084 
 Carrier aggregation acknowledgement bits patent thumbnailCarrier aggregation acknowledgement bits
Systems, methods, and user equipment can involve transmitting acknowledgement/negative acknowledgement (ack/nack) bits for carrier aggregation between a first cell and a second cell in a user equipment (ue). With the ue, for a sub-frame, a first number of ack/nack bits for the first cell can be compared with a second number of ack/nack bits for the second cell.
Blackberry Limited


04/21/16
20160112918 
 Method for implementing soft handover based on carrier aggregation technology, base station, and terminal patent thumbnailMethod for implementing soft handover based on carrier aggregation technology, base station, and terminal
A method for implementing soft handover based on a carrier aggregation technology, a base station and a terminal are disclosed. The method is applied in a scenario of complementary carrier coverage, and includes: a terminal and a base station simultaneously receiving and transmitting data through a plurality of cells corresponding to a plurality of member carriers by means of carrier aggregation, wherein one of the plurality of cells is a primary cell, and the rest are secondary cells; according to a measurement result of the terminal, the base station determining to switch one of the secondary cells to be the primary cell of the terminal, and marking the one of the secondary cells as a target secondary cell; and the base station maintaining a service connection between the terminal and the target secondary cell, and notifying the terminal to hand over a control signaling connection to the target secondary cell..

04/21/16
20160112902 
 Apparatus and  balancing traffic load using inter-site carrier aggregation patent thumbnailApparatus and balancing traffic load using inter-site carrier aggregation
A method for selecting a serving cell by a user equipment (ue) to which the inter-site carrier aggregation (ca) technology is according to the intensity of a reception signal of each carrier wave is provided. However, in order to improve resource usage and a throughput of the entire cells, a method is performed in which a pcell and an scell are selected considering the intensity of a reception signal and a load between cells, the scell is activated, and loads of the pcell and the scell are adjusted.

04/21/16
20160112178 
 Method and  fdd/tdd intra-node and inter-node carrier aggregation patent thumbnailMethod and fdd/tdd intra-node and inter-node carrier aggregation
Methods and apparatuses for tdd/fdd aggregation are described. The method thereto comprises receiving information on uplink scheduling, wherein the uplink scheduling is a scheduling on uplink transmission configured with a carrier aggregation of a primary cell (pcell) with tdd and a secondary cell (scell) of fdd or a carrier aggregation of a pcell with fdd and a scell with tdd and transmitting uplink signal based on the uplink scheduling..

04/14/16
20160105911 
 Method and  performing random access in a mobile communication system patent thumbnailMethod and performing random access in a mobile communication system
The present disclosure relates to a method and apparatus for performing random access in a user equipment for a small cell e-nb with a small cell service area in heterogeneous e-nb cell carrier integration (dual connectivity or inter-enb carrier aggregation) in mobile communication systems. In accordance with an aspect of the present disclosure, a method for performing random access in a mobile communication system is provided.

04/14/16
20160105880 
 Carrier aggregation methods of broadcast channels with broadcast channels or broadcast channels with unicast channels patent thumbnailCarrier aggregation methods of broadcast channels with broadcast channels or broadcast channels with unicast channels
A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may be a ue.

04/07/16
20160100389 
 Method and device for allocating dedicated scheduling request resource patent thumbnailMethod and device for allocating dedicated scheduling request resource
A method and device for distributing the specific scheduling request resources. The method includes: in the multi-carrier aggregation system, according to the set scheduling principle determine the terminal sending carrier resources which may be used by the specific scheduling, the carrier resources comprises the number of carrier and serial number, the carrier resources of the specific scheduling request resources are distributed and sent to the terminal on the determined carrier according to the set scheduling principle; the distributed carrier and time frequency resources which may be used on every carrier are informed to the terminal..
China Academy Of Telecommunications Technology


03/31/16
20160095097 

Method for transmitting and receiving signals using multi-band radio frequencies


A method for transmitting, by a base station, signals in a communication system. The base station transmits, to a mobile station via a primary carrier band of the mobile station, carrier aggregation configuration information informing the mobile station of a subsidiary carrier band for the mobile station.
Lg Electronics Inc.


03/31/16
20160095086 

Carrier aggregation secondary component carrier management


This disclosure relates to management of a secondary component carrier by a wireless device when using carrier aggregation. According to one embodiment, a primary component carrier for communication between a base station and a wireless device may be configured according to a first wireless communication technology.
Apple Inc.


03/31/16
20160094446 

Multiple radio link control (rlc) groups


Technology to process radio link control (rlc) groups is disclosed. In an example, a carrier aggregation (ca) capable user equipment (ue) operable process radio link control (rlc) groups can include a ue radio frequency (rf) transceiver and a processor.

03/24/16
20160087770 

Method, system and transmitting data in carrier aggregation manner


A method, a system and an apparatus can be used for transmitting data in a ca manner. A first base station currently serving a user equipment (ue), creates eps bearers under different component carriers cc groups for the ue.
Huawei Technologies Co., Ltd.


03/17/16
20160081113 

Communication carrier aggregation system


Embodiments of the present invention provide a communication method for a carrier aggregation system. The communication method includes receiving physical downlink share channel pdsch information sent by a base station through a subframe n of a secondary cell.
Huawei Technologies Co., Ltd.


03/17/16
20160081076 

Communication method, base station and user equipment


The present invention provides a communication method to solve a problem of a failure in data receiving that arises. The method includes: sending, by a first base station, first data to ue according to first data allocation information that is determined according to a radio access capability of the ue; and sending, by a second base station according to second data allocation information that is determined by the first base station according to the radio access capability of the ue, second data to the ue; where the first base station performs carrier aggregation with the second base station, and a total amount of data that is sent by the first base station and the second base station to the ue in a same tti does not exceed a total amount of data that can be received according to the radio access capability of the ue..
Huawei Technologies Co., Ltd.


03/17/16
20160081068 

Communication carrier aggregation system


Embodiments of the present invention provide a communication method for a carrier aggregation system. The communication method includes receiving physical downlink share channel pdsch information sent by a base station through a subframe n of a secondary cell.
Huawei Technologies Co., Ltd.


03/17/16
20160080134 

Periodic channel state information reporting for time division duplex (tdd) carrier aggregation systems


Technology for a user equipment (ue) operable to report periodic channel state information (csi) is disclosed. The ue can determine a reporting period (npd) of the ue for a serving cell.
Intel Corporation


03/17/16
20160080094 

Method for removing interference in wireless communication system and device for same


A method by which a base station supports the removal of an interference signal from a reception signal of a terminal in a wireless communication system, according to one embodiment of the present invention, comprises the steps of receiving, from the terminal, information on capability relating to carrier aggregation (ca); determining a method for removing an interference signal of the terminal, on the basis of information on the capability relating to the ca; and transmitting, to the terminal, the determined interference signal removal method, wherein the information on the capability relating to the ca can include a ca bandwidth class and mimo capability of the terminal for the respective bands of respective band combinations for the ca.. .
Lg Electronics Inc .


03/10/16
20160073370 

Secondary cell synchronization for carrier aggregation


A carrier aggregation application method is provided of attaining time synchronization to a secondary cell for a wireless communication device usable in a cellular communication network. The method comprises, if a time reference of the secondary cell is unknown to the wireless communication device: setting a preliminary time reference of the secondary cell to equal a time reference of a primary cell of the carrier aggregation application; performing a synchronization signal based detection of the time reference of the secondary cell based on the preliminary time reference and one or more synchronization signals transmitted in the secondary cell; performing preliminary time reference based channel state measurements of the secondary cell based on the preliminary time reference and one or more reference signals transmitted in the secondary cell; setting, based on the synchronization signal based detection, a value of a channel quality indicator to either a nominal value or a value based on the preliminary time reference based channel state measurements; and transmitting a channel state information report comprising the channel quality indicator to the cellular communication network.
Telefonaktiebolaget L M Ericsson (publ)


03/10/16
20160073362 

Method for configured maximum output power reporting and user equipment


A base station configured for carrier aggregation, includes: a receiver; and processing circuitry coupled to the receiver and configured to: allocate to a user equipment uplink resources for at least one activated serving cell configured with an uplink carrier, the uplink resources for new transmission and the allocated uplink resources may accommodate a power headroom report, and obtain, responsive to the allocated uplink resources, a configured maximum output power for an activated serving cell configured with an uplink carrier, where the activated serving cell has non-adaptive retransmission of uplink data, or the activated serving cell where the base station schedules channel state information but no allocated uplink grant for transmitting data of an uplink shared channel.. .
Fujitsu Limited


03/10/16
20160073360 

Radio communication system and mobile terminal device


A radio communication system includes a radio base station and a mobile terminal device communicating with the radio base station using carrier aggregation, wherein upon occurrence of a triggering event of sending a power headroom report to the radio base station, the mobile terminal device is configured to determine whether there is a secondary cell that is in the process of activation, and wherein the mobile terminal device is configured to suspend transmission of the power headroom report to the base station for a predetermined time period if there is a secondary cell that is in the process of activation.. .
Ntt Docomo, Inc.


03/10/16
20160072656 

Radio receiver for carrier aggregation


A radio receiver circuit (10) configurable to operate in a carrier-aggregation, ca, mode and in a non-ca mode is disclosed. It comprises a first receive path (30) arranged to be operatively connected to an antenna (15) and a second receive path (40) arranged to be operatively connected to the same antenna (15).
Telefonaktiebolaget L M Ericsson (publ)


03/10/16
20160072612 

Method and performing harq processes in carrier aggregation systems


The present invention relates to a method for managing a soft buffer for the hybrid automatic repeat request (harq) of a terminal to which a plurality of cells are set in a wireless communication system, and to an apparatus using the method. Through the method, information is received about the maximum number of cells capable of being simultaneously scheduled from among a plurality of cells, and the size of the soft buffer is determined for storing transmission blocks or code blocks of each cell on the basis of the information..

03/10/16
20160072512 

Increased synthesizer performance in carrier aggregation/multiple-input, multiple-output systems


Certain aspects of the present disclosure provide methods and apparatus for using multiple voltage-controlled oscillators (vcos) to increase frequency synthesizer performance, such as in stringent multiple-input, multiple-output (mimo) modes. One example apparatus capable of generating oscillating signals generally includes a first vco, a second vco, and connection circuitry configured to connect the second vco in parallel with the first vco if a phase-locked loop (pll) associated with the second vco is idle..
Qualcomm Incorporated


03/03/16
20160066364 

Methods, apparatus and systems for performing multi-radio access technology carrier aggregation


A method of managing carrier aggregation for a multi-radio access technology (rat) wireless transmitter/receiver unit (wtru) is disclosed. The method may include: receiving, by the wrtu over a primary channel associated with a rat of a first type, provisioning information for provisioning a supplementary channel associated with a rat of a second type; establishing the supplementary channel associated with the rat of the second type based on the received provisioning information; and wirelessly exchanging, by the wrtu, first data associated with a communication over the primary channel via the rat of the first type, while wireless exchanging second data associated with the communication over the supplementary channel via the rat of the second type..
Interdigital Patent Holdings, Inc


03/03/16
20160066322 

Td lte secondary component carrier in unlicensed bands


A method is provided for communication in a wireless telecommunication system. The method comprises adaptively designating, by a network element following a frame-based communication protocol, for use as a secondary component carrier in a carrier aggregation scheme, at least a portion of radio resources on an unlicensed band..
Blackberry Limited


03/03/16
20160065349 

Transmission of harq control information from a user equipment for downlink carrier aggregation


Methods and apparatuses are provided for a user equipment (ue) to transmit at least two hybrid automatic repeat request-acknowledgement (harq-ack) bits. At least one transport block is received on each of at least two configured cells.
Samsung Electronics Co., Ltd


03/03/16
20160065264 

Low noise amplifier and carrier aggregation and non-carrier aggregation


A low noise amplifier for carrier aggregation and non-carrier aggregation is provided. The low noise amplifier includes a plurality of symmetrical half circuits, a plurality of bias circuits, where each of the plurality of bias circuits is connected to one of the plurality of symmetrical half circuits, a plurality of capacitors, where each of the plurality of capacitors is connected to one of the plurality of symmetrical half circuits for alternating current (ac) coupling an rf signal containing at least one component carrier, and a control logic circuit connected to each of the plurality of symmetrical half circuits for configuring the low noise amplifier to process one component carrier or a plurality of component carriers..
Samsung Electronics Co., Ltd.


03/03/16
20160065255 

Domino circuit and related architectures and methods for carrier aggregation


Domino circuit and related architectures and methods for carrier aggregation. In some embodiments, a domino circuit can include first and second signal paths for respective first and second frequency bands, and each signal path can be configured to present an approximately zero impedance to a signal in the other frequency band.
Skyworks Solutions, Inc.


03/03/16
20160065254 

Rf transmitter supporting carrier aggregation and envelope tracking


Exemplary embodiments of the present invention relate to an rf transmitter supporting carrier aggregation and envelope tracking and an rf transmitter according to an embodiment of the present invention comprises an rf path configured to convert a carrier aggregation signal in which a plurality of component carriers belonging to a baseband are aggregated into an rf signal; an et path configured to generate an envelope signal by calculating magnitudes of the plurality of component carriers, respectively, and adding the calculated each magnitude of the component carriers; and an amplifier configured to power-amplify the converted rf signal according to a bias voltage corresponding to the generated envelope signal. According to exemplary embodiments of the present invention, power amplification efficiency and data transmission efficiency are improved by applying carrier aggregation and envelope tracking..
Electronics And Telecommunications Research Institute


02/25/16
20160057800 

Method and system for random access procedure and radio link failure in inter-enb carrier aggregation


A method and system for configuring a user equipment (ue) for dual connectivity mode of operation when the ue is carrier aggregated with one or more serving frequencies served by a master enb (menb) and one or more serving frequencies served by the secondary enb (senb). The method allows the ue to autonomously initiate the random access procedure on a scell of the senb after adding or replacing scell of the senb.
Samsung Electronics Co., Ltd.


02/25/16
20160057786 

Random access in networks with carrier aggregation


A wireless device receives a control command initiating a random access process for a secondary cell. The wireless device transmits a random access preamble on random access resources of the secondary cell.
Ofinno Technologies, Llc


02/25/16
20160057772 

System and supporting inter-band carrier aggregation with different ul/dl tdd configurations


In some implementations, a method of wireless communications between a wireless communications network and wireless user equipment includes receiving, using a primary time division duplex (tdd) configuration, data on a primary component carrier in a first frequency band. Using a secondary tdd configuration, data on a secondary component carrier is received in a second frequency band different from the first frequency band.
Blackberry Limited


02/25/16
20160057750 

Method and transmitting channel quality control information using pucch format 3 in a wireless access system


A method of transmitting uplink control information (uci) in a wireless access system supporting carrier aggregation. A user equipment (ue) receives two or more physical downlink shared channels (pdschs) via two or more downlink component carriers, respectively.
Lg Electronics Inc.


02/25/16
20160057745 

Mobile station apparatus, base station apparatus, management method in a mobile station apparatus, processing section and communication system


A communication system includes a terminal apparatus and a base station apparatus. The terminal apparatus communicates with a base station apparatus by carrier aggregation using a plurality of serving cells, where each of the plurality of serving cells has a different frequency.
Sharp Kabushiki Kaisha


02/18/16
20160050690 

Carrier aggregation using shared spectrum


A method for performing carrier aggregation (ca) using spectrum shared between an incumbent user and a telecommunications network includes establishing a primary cell (pcell) for the secondary user in a portion of radio spectrum that is exclusively licensed to the telecommunications network, establishing a secondary cell (scell) for the telecommunications network in a portion of the shared spectrum that is shared with the incumbent user, receiving schedule data for the incumbent user at a controller in communication with the incumbent user and a transmitter for the pcell and the scell, scheduling transmissions for the pcell and the scell to avoid interference to the incumbent user, and transmitting the scheduled transmissions through the pcell and the scell using carrier aggregation (ca). Accordingly, one or more scell in shared spectrum may be aggregated with a pcell in dedicated spectrum..
Spectrum Effect Inc.


02/18/16
20160050665 

Radio-frequency front-end architecture for carrier aggregation of cellular bands


Circuits and methods related to radio-frequency (rf) architectures having carrier aggregation. In some implementations, a carrier aggregation (ca) architecture can include a duplexer configured to provide duplexing functionality for a first frequency band and a second frequency band with a common antenna.
Skyworks Solutions, Inc.


02/18/16
20160050652 

Secondary cell preparation for inter-site carrier aggregation


According to embodiments of the invention, an apparatus is provided which includes a connection unit configured to send and/or receive data to and/or from a secondary network control node, a processor configured to establish a configuration preparation message for the secondary network control node for preparing a carrier aggregation in which data to a user equipment is transmitted by at least two component carriers, and in which at least one first component carrier is provided between the apparatus and the user equipment and at least one second component carrier is provided between the secondary network control node and the user equipment, wherein the configuration preparation message includes configuration preparation information for the carrier aggregation, and the connection unit is configured to send the configuration preparation message to the secondary network control node.. .

02/18/16
20160050632 

Power control for simultaneous transmission of ack/nack and channel-state information in carrier aggregation systems


Channel-state information and hybrid-arq ack/nack information for multiple carriers are simultaneously transmitted using a pucch format 3 structure, where the hybrid-arq ack/nack bits and csi bits are separately encoded and interleaved. In an example method, a power control offset parameter is calculated as a linear combination of at least a number n, representing a number of channel-state information bits and a number m, representing a number of hybrid-arq ack/nack bits.
Telefonaktiebolaget L M Ericsson (publ)


02/18/16
20160050594 

Method, apparatus and system for cell handover in communication system supporting carrier aggregation


A method, apparatus and system for cell handover in the communication system supporting carrier aggregation (ca). The method includes: after receiving a performance measurement report for one or more neighboring cells from the served terminal, according to the performance measurement report, and basing on the ca mode for one or more candidate bss corresponding to the one or more neighboring cells, a source base station (bs) in a communications system selects an algorithm suitable for the ca mode to calculate the priority levels of the one or more candidate bss; from the one or more candidate bss, selecting the bs having the highest priority as a target bs; and selecting one more cells to access from all cells being subject to the target bs in the one or more neighboring cells..
Sony Corporation


02/18/16
20160050534 

Method for measuring location of user equipment in wireless access system and apparatus therefor


The present invention relates to a method for measuring a location of a user equipment in a wireless access system for supporting carrier aggregation/multiple cells and an apparatus therefor. Specifically, the method comprises the steps of: enabling the user equipment to receive information on positioning reference signal (prs) transmission bandwidths of a reference cell and a neighboring cell, enabling the user equipment to reconfigure an operating channel bandwidth of a radio frequency (rf) unit when one of the prs transmission bandwidth of the reference cell and the prs transmission bandwidth of the neighboring cell belongs to an inactive secondary cell, enabling the user equipment to receive the prs from the reference cell and the neighboring cell, and enabling the user equipment to measure a reference signal time difference (rstd) by using the prs of the reference cell and the prs of the neighboring cell..
Lg Electronics Inc.


02/18/16
20160050098 

Apparatus and circuit for processing carrier aggregation


A circuit for processing carrier aggregation (ca) is provided. The circuit includes a plurality of component carrier (cc) processors, each cc processor configured to estimate a frequency offset for a related cc and to compensate the estimated frequency offset, a reference clock generator configured to generate a reference clock using a reference frequency offset as one of frequency offsets output from the plurality of cc processors, a plurality of reception phase lock loop (pll) units, each reception pll unit configured to generate a reception carrier frequency for the related cc corresponding to the reference clock, and a plurality of transmission pll units, each transmission pll unit configured to generate a transmission carrier frequency for the related cc corresponding to the reference clock..
Samsung Electronics Co., Ltd.


02/18/16
20160049986 

Device for transmitting and receiving carrier aggregation signal


Disclosed is a signal transmit and receive device capable of receiving and processing both a carrier-aggregated (ca) receive signal and a non-ca receive signal, and transmitting both a ca transmit signal and a non-ca transmit signal, through a common antenna. The ca receive signal and the non-ca receive signal may be amplified by receiving circuits having differing receiver sensitivities to optimize performance.
Samsung Electronics Co., Ltd.


02/11/16
20160044701 

Enhanced mechanism of scheduling request to multiple schedulers in a wireless netwok with inter base station carrier aggregation


Apparatus and method are provided to enhance scheduling request to multiple schedulers with inter base station carrier aggregation. In one novel aspect, the ue monitors and detects one or more sr triggering event.
Mediatek Singapore Pte. Ltd.


02/11/16
20160044655 

Method for controlling transmission of uplink control information on plurality of serving cells, and apparatus therefor


The present disclosure relates a method and apparatus for transmitting uplink control information on a plurality of serving cells for supporting carrier aggregation technology between base stations. The method of a user equipment may include comparing a number k of uplink control informations (ucis) to be simultaneously transmitted and a number m of ucis available for simultaneous transmission and selecting m ucis from ucis to be simultaneously transmitted when the number k is greater than the number m and transmitting, to a base station (bs), the selected m ucis through a physical uplink control channel (pucch) of each serving cell.
Kt Corporation


02/11/16
20160044638 

Dci transmission under cross-band carrier aggregation


The present application relates to the field of communications, and disclosed are a dci transmission method and device under cross-band carrier aggregation. The method is: for lte-a ue which aggregates carriers having different tdd uplink/downlink configurations, according to a pre-arranged rule or high-layer signaling configuration information, determining whether a dai and a ul index are contained in a dci format which is used by a pdcch for scheduling a pusch, and determining a css and a uss respectively and separately.
China Academy Of Telecommunications Technology


02/11/16
20160044611 

Method for contolling uplink transmit power in inter-base station carrier aggregation, base station, and device


Embodiments provide a method for controlling an uplink transmit power in inter-base station carrier aggregation. The method includes acquiring, by a first base station, a maximum uplink transmit power that is allocated by user equipment (ue) to the first base station, and configuring, by the first base station, an uplink transmit power for the ue according to the maximum uplink transmit power.
Huawei Technologies Co., Ltd.


02/11/16
20160043753 

Using lte-a transmitters and carrier aggregation in borehole communication


In a method, an apparatus and a system for data transmission, a plurality of transmitters are provided, which operate according to a communications standard for data transmission with a bandwidth that is higher than the transmission bandwidth. The transmitter is adapted to the transmission bandwidth, and the plurality of the adapted transmitters are allocated to different carrier frequencies in the transmission bandwidth for parallel data transmission..
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.


02/04/16
20160037562 

Method and performing random access in a mobile communication system


The present disclosure relates to a method and apparatus for performing random access in a user equipment for a small cell e-nb with a small cell service area in heterogeneous e-nb cell carrier integration (dual connectivity or inter-enb carrier aggregation) in mobile communication systems. In accordance with an aspect of the present disclosure, a method for performing random access in a mobile communication system is provided.
Samsung Electronics Co., Ltd.


02/04/16
20160037496 

System and sharing a control channel for carrier aggregation


A method for processing a control channel at a user agent (ua) to identify at least one of an uplink and a downlink resource allocated by a resource grant within a multi-carrier communication system wherein resource grants are specified by control channel element (cce) subset candidates wherein the carriers used for data transmission and reception are configured carriers, the method comprising the steps of receiving activation signals specifying active and deactivated carriers from among the configured carriers, for active carriers (i) identifying a number of cce subset candidates to decode and (ii) decoding up to the identified number of cce subset candidates in an attempt to identify the resource grant; and for deactivated carriers, ignoring cce subset candidates associated with the deactivated carriers.. .
Blackberry Limited


02/04/16
20160037465 

Method and calculating power headroom in carrier aggregation mobile communication system


A power headroom calculation method and apparatus of a user equipment (ue) are provided for a primary cell power headroom (ph) calculation in a long term evolution-advanced (lte-a) mobile communication system. The method includes determining whether an activated serving cell includes uplink data and/or uplink control signal to be transmitted, and determining ph of the activated serving cell according to whether the activated serving cell has the uplink data and/or uplink control signal..
Samsung Electronics Co., Ltd.


02/04/16
20160037464 

Method and calculating power headroom in carrier aggregation mobile communication system


A power headroom calculation method and apparatus of a user equipment (ue) are provided for a primary cell power headroom (ph) calculation in a long term evolution-advanced (lte-a) mobile communication system. The method includes determining whether an activated serving cell includes uplink data and/or uplink control signal to be transmitted, and determining ph of the activated serving cell according to whether the activated serving cell has the uplink data and/or uplink control signal..
Samsung Electronics Co., Ltd.


02/04/16
20160037395 

Method and change of primary cell during carrier aggregation


Methods for performing change of primary cell during carrier aggregation operation are described. A mobile station (ms) receives a message to change a primary cell and to perform a random access communication with a new primary cell.
Google Technology Holdings Llc


02/04/16
20160037359 

Antenna architecture and operational rf test connector reduction


A method and system configures a wireless communication device to support various radio frequency test modes. A controller determines whether an rf test cable is connected between test equipment and a test connector while a corresponding transceiver(s) is operating.
Google Technology Holdings Llc


02/04/16
20160036469 

Systems/methods of carrier aggregation


Various embodiments of carrier aggregation are provided that increase communications capacity and throughput. According to some embodiments, a transmitter is configured with a plurality of transmitter chains and, responsive to an aggregate bandwidth and/or frequency content of an overall signal that is to be transmitted by the transmitter, the overall signal is segmented into a plurality of components, each one of which comprises a bandwidth that is smaller than the bandwidth of the overall signal, and is thus transmitted by the plurality of transmitter chains of the transmitter.
Odyssey Wireless, Inc.


01/28/16
20160029427 

Communication method, and terminal


Embodiments of the present disclosure disclose a data retransmission communication method and a terminal for implementing inter-base station carrier aggregation, where the method includes: receiving, by a first radio link control (rlc) entity of a terminal, a packet data unit pdu; and when the first rlc entity determines that the pdu reaches a maximum quantity of retransmissions, instructing, by the first rlc entity, a second rlc entity of the terminal to transmit the pdu, where the first rlc entity is corresponding to a first base station, and the second rlc entity is corresponding to a second base station. By using the method and the terminal in the embodiments, frequency of rrc connection re-establishment is reduced, and a data packet loss caused by frequent re-establishment is further avoided, thereby improving user experience..
Huawei Technologies Co., Ltd.


01/28/16
20160029326 

Method and reporting power headroom information in mobile communication system supporting carrier aggregation


A method and apparatus for receiving a power headroom (ph) report by a base station in a mobile communication system supporting carrier aggregation are provided. The method includes receiving an extended ph report (phr) including respective phs for multiple activated serving cells and respective indicators corresponding to the respective phs through one of the multiple serving cells, and checking each indicator to determine whether a corresponding ph is calculated based on a real transmission or a reference format.
Samsung Electronics Co., Ltd.


01/28/16
20160029325 

Method and reporting power headroom information in mobile communication system supporting carrier aggregation


A method and apparatus for transmitting a power headroom (ph) report by a terminal in a mobile communication system supporting carrier aggregation are provided. The method includes determining respective phs for multiple activated serving cells based on a real transmission or a reference format, setting respective indicators for the phs, wherein each indicator indicates that a corresponding ph is determined based on the real transmission or the reference format, and transmitting, to a base station, an extended ph report including the phs and the indicators on one of the multiple activated serving cells.
Samsung Electronics Co., Ltd.


01/28/16
20160029233 

Evaluation of throughput of aggregated connections


There are provided measures for evaluation of throughput of carrier aggregated user equipments. Such measures exemplarily include determining, per communication endpoint implementing carrier aggregation aggregating one primary connection and at least one secondary connection, a transmission volume with at least one activated secondary connection, determining, per communication endpoint implementing carrier aggregation aggregating one primary connection and at least one secondary connection, a time with transmission data in a transmission buffer and at least one activated secondary connection, and obtaining, per communication endpoint, a transmission throughput with at least one activated secondary connection, based on said transmission volume and said time..
Nokia Solutions And Networks Oy


01/21/16
20160021630 

Method and applying a time alignment timer in a wireless communication system using a carrier aggregation technique


The present invention involves defining the operation of a terminal for determining which time alignment timer is to be applied to a certain condition when specific time alignment timers operate for each carrier-wave group in the event a wireless communication system uses a carrier aggregation technique. According to the present invention, a terminal may perform communication without malfunctions using a time alignment timer suitable for a certain condition.
Samsung Electronics Co., Ltd.


01/21/16
20160021629 

Method and applying a time alignment timer in a wireless communication system using a carrier aggregation technique


The present invention involves defining the operation of a terminal for determining which time alignment timer is to be applied to a certain condition when specific time alignment timers operate for each carrier-wave group in the event a wireless communication system uses a carrier aggregation technique. According to the present invention, a terminal may perform communication without malfunctions using a time alignment timer suitable for a certain condition.
Samsung Electronics Co., Ltd.


01/21/16
20160021628 

Method and applying a time alignment timer in a wireless communication system using a carrier aggregation technique


The present invention involves defining the operation of a terminal for determining which time alignment timer is to be applied to a certain condition when specific time alignment timers operate for each carrier-wave group in the event a wireless communication system uses a carrier aggregation technique. According to the present invention, a terminal may perform communication without malfunctions using a time alignment timer suitable for a certain condition.
Samsung Electronics Co., Ltd.


01/21/16
20160021624 

Power-limit reporting in a communication system using carrier aggregation


The invention relates to methods for informing an enodeb on the transmit power status of a user equipment in a mobile communication system using component carrier (cc) aggregation. Furthermore, the invention is also related to the implementation of these methods by hardware and their implementation in software.
Panasonic Intellectual Property Corporation Of America


01/21/16
20160021558 

Method and activating carriers in mobile communication system


A method and apparatus for measurement by a terminal and a base station in a wireless communication system supporting carrier aggregation are provided. The method for measurement by the terminal includes receiving, from a base station, a measurement interval for a secondary cell in a deactivated state, acquiring a measurement period based on the measurement interval, and measuring a signal of the secondary cell in the deactivated state, based on the measurement period.
Samsung Electronics Co., Ltd.


01/14/16
20160014755 

Method of channel management for multiple component carrier in mobile communication system


Disclosed are channel management methods in a multicarrier structure in a mobile communication system. Uplink (ul) and downlink (dl) channel management methods in a carrier aggregation environment are used as the channel management methods.
Electronics And Telecommunications Research Institute


01/14/16
20160014734 

Method and apparatus of activating/deactivating secondary carriers in mobile communication system using carrier aggregation


A method for activating/deactivating secondary carriers of a user equipment (ue) in a mobile communication system supporting carrier aggregation is provided. The method comprises, receiving a control message including an activation/deactivation control element (ce) in a first sub-frame from a base station, identifying an activation command or a deactivation command of at least one secondary carrier based on the control message, determining whether a current sub-frame is a second sub-frame or not, performing at least one first operation for the at least one secondary carrier in a second sub-frame, and performing, when the activation/deactivation ce indicates deactivation of the at least one secondary carrier, at least one second operation for the at least one secondary carrier no later than the second sub-frame..
Samsung Electronics Co., Ltd.


01/14/16
20160014704 

Method and calculating power headroom in carrier aggregation mobile communication system


A power headroom calculation method and apparatus of a user equipment (ue) are provided for a primary cell power headroom (ph) calculation in a long term evolution-advanced (lte-a) mobile communication system. The method includes determining whether an activated serving cell includes uplink data and/or uplink control signal to be transmitted, and determining ph of the activated serving cell according to whether the activated serving cell has the uplink data and/or uplink control signal..
Samsung Electronics Co., Ltd.


01/14/16
20160013917 

Method and transmitting control information in a wireless communication system


The present invention relates to a wireless communication system. More particularly, the present invention relates to a method for transmitting acknowledgement/negative ack (ack/nack) in a wireless communication system which supports carrier aggregation, and to an apparatus for the method.
Lg Electronics Inc.


01/14/16
20160013896 

Method and determining harq timing in communication systems


Methods and apparatuses for determining harq timing in a communication system supporting carrier aggregation (ca) are provided. A method for receiving, at a bs, a harq feedback from a ue in a communication system supporting ca of a pcell and at least one scell is provided.
Nec Corporation


01/07/16
20160007403 

Radio communication system, radio station, radio terminal, communication control method, and non-transitory computer readable medium


A radio terminal (3) can perform carrier aggregation using a first cell (10) of a first radio station (1) and a second cell (20) of a second radio station (2). The first radio station (1) performs, with the radio terminal (3), radio resource control for the first cell (10) and the second cell (20) in order to perform the carrier aggregation.
Nec Corporation


01/07/16
20160007402 

Method and connecting to packet data networks in wireless communication system


Various embodiments of the present disclosure relate to a method and apparatus for connecting to multiple packet data networks (pdns) in a wireless communication system using a carrier aggregation (ca) technique. In the wireless communication system using the ca technique for aggregating multiple carriers into one carrier, the wireless communication system may ensure quality of service (qos) of a subscriber by mapping multiple carriers and multiple pdns on the basis of a dynamic ca carrier.
Samsung Electronics Co., Ltd


01/07/16
20160007344 

Uplink control information transmission method and apparatus in multicarrier system


A method for receiving uplink control information in a wireless communication system supporting carrier aggregation (ca), and a base station therefore are discussed. The method according to one embodiment includes transmitting downlink data through a first downlink component carrier (dl cc) or a second dl cc; receiving an acknowledgement/not-acknowledgement (ack/nack); and receiving periodic channel state information (csi).
Lg Electronics Inc.


01/07/16
20160007332 

Radio communication system, radio station, radio terminal, communication control method, and non-transitory computer readable medium


A radio terminal (3) can perform carrier aggregation using a first cell (10) of a first radio station (1) and a second cell (20) of a second radio station (2). The first radio station (1) performs, with the radio terminal (3), radio resource control for the first cell (10) and the second cell (20) in order to perform the carrier aggregation.
Nec Corporation


01/07/16
20160007327 

Method and apparatus of activating/deactivating secondary carriers in mobile communication system using carrier aggregation


A method for activating/deactivating secondary carriers of a user equipment (ue) in a mobile communication system supporting carrier aggregation is provided. The method comprises, receiving a control message including an activation/deactivation control element (ce) in a first sub-frame from a base station, identifying an activation command or a deactivation command of at least one secondary carrier based on the control message, determining whether a current sub-frame is a second sub-frame or not, performing at least one first operation for the at least one secondary carrier in a second sub-frame, and performing, when the activation/deactivation ce indicates deactivation of the at least one secondary carrier, at least one second operation for the at least one secondary carrier no later than the second sub-frame..
Samsung Electronics Co., Ltd.


01/07/16
20160007284 

Radio communication system, radio station, radio terminal, communication control method, and non-transitory computer readable medium


A radio terminal (3) can perform carrier aggregation using a first cell (10) of a first radio station (1) and a second cell (20) of a second radio station (2). The first radio station (1) or the second radio station (2) transmits constraint information to the radio terminal (3).
Nec Corporation


12/31/15
20150382344 

Mobile communication system and channel transmission/reception method thereof


A method for transmitting a physical channel in a time division duplex (tdd) communication system capable of carrier aggregation is provided for supporting aggregation of carriers having different tdd configurations. The communication method of a terminal in a tdd radio communication system accomplishing broadband through carrier aggregation of primary and secondary cells, of which aggregated carriers have different tdd uplink-downlink (ul-dl) configurations, includes receiving physical downlink shared channel (pdsch) through the secondary cell, and transmitting acknowledgement information corresponding to the pdsch to a base station, where acknowledgement information is transmitted on a physical uplink control channel (pucch) of the primary cell..
Samsung Electronics Co., Ltd.


12/31/15
20150382343 

Mobile communication system and channel transmission/reception method thereof


A method for transmitting a physical channel in a time division duplex (tdd) communication system capable of carrier aggregation is provided for supporting aggregation of carriers having different tdd configurations. The communication method of a terminal in a tdd radio communication system accomplishing broadband through carrier aggregation of primary and secondary cells, of which aggregated carriers have different tdd uplink-downlink (ul-dl) configurations, includes receiving physical downlink shared channel (pdsch) through the secondary cell, and transmitting acknowledgement information corresponding to the pdsch to a base station, where acknowledgement information is transmitted on a physical uplink control channel (pucch) of the primary cell..
Samsung Electronics Co., Ltd.


12/31/15
20150382313 

Power headroom report mobile communication system supporting carrier aggregation


A power headroom report (phr) method and apparatus in a communication system are provided. The method includes acquiring information for a path loss reference, wherein the information for the path loss reference indicates whether the ue applies as the path loss reference either a downlink of a primary cell or a downlink of a secondary cell (scell), triggering a power headroom report (phr) if a path loss is changed more than a threshold for at least one activated cell which is used as the path loss reference, and obtaining power headroom information for each activated cell, if extended phr is used and an uplink resource is allocated for new transmission..
Samsung Electronics Co., Ltd.


12/31/15
20150382312 

Power headroom report mobile communication system supporting carrier aggregation


A method and user equipment (ue) for obtaining power headroom information in a communication system are provided. The method includes acquiring information for a path loss reference, wherein the information for the path loss reference indicates whether the ue applies as the path loss reference either a downlink of a primary cell or a downlink of a secondary cell (scell), triggering a power headroom report (phr) if a prohibitphr-timer expires and a path loss is changed more than a threshold for at least one activated cell which is used as the path loss reference, and obtaining power headroom information for each activated cell, if extended phr is used and an uplink resource is allocated for new transmission..
Samsung Electronics Co., Ltd.


12/31/15
20150382311 

Power headroom report mobile communication system supporting carrier aggregation


A method and user equipment (ue) for obtaining power headroom information in a communication system are provided. The method includes acquiring information for a path loss reference, wherein the information for the path loss reference indicates whether the ue applies as the path loss reference either a downlink of a primary cell or a downlink of a secondary cell (scell), triggering a power headroom report (phr) if a path loss is changed more than a threshold for at least one activated cell which is used as the path loss reference, obtaining power headroom information for each activated cell, if extended phr is used and an uplink resource is allocated for new transmission, and generating a medium access control (mac) protocol data unit (pdu) including the power headroom information for each activated cell and an indicator for each activated cell.
Samsung Electronics Co., Ltd.


12/31/15
20150382310 

Method and configuring power headroom information in mobile communication system supporting carrier aggregation


A method and apparatus for configuring power headroom report (phr) of a user equipment (ue) efficiently in a mobile communication system supporting carrier aggregation are provided. The method includes generating a header including a lcid for identifying extended phr and l indicating a length of the extended phr, and inserting power headrooms (phs) of multiple activated carriers into the extended phr of one of the carriers..
Samsung Electronics Co., Ltd.


12/31/15
20150382309 

Method and configuring power headroom information in mobile communication system supporting carrier aggregation


A method and apparatus for configuring power headroom report (phr) of a user equipment (ue) efficiently in a mobile communication system supporting carrier aggregation are provided. The method includes generating a header including a lcid for identifying extended phr and l indicating a length of the extended phr, and inserting power headrooms (phs) of multiple activated carriers into the extended phr of one of the carriers..
Samsung Electronics Co., Ltd.


12/31/15
20150382226 

Method for reporting the results of specific reference-cell-based quality measurement in a mobile communication system using carrier aggregation, and the method


The present invention relates to a method in which a terminal reports the results of quality measurement based on a specific reference cell from among a plurality of serving cells for the terminal in a mobile communication system using carrier aggregation. The present invention also relates to a terminal apparatus for the method.
Lg Electronics Inc.


12/24/15
20150373725 

Method and controlling interference in carrier aggregation system


A base station of a carrier aggregation system performs interference control of a first component carrier in which interference exceeds a threshold value among a plurality of component carriers based on an abs pattern and changes the first component carrier to an available new component carrier, when interference of the first component carrier exceeds a threshold value after the interference control is performed.. .
Electronics And Telecommunications Research Institute


12/24/15
20150373713 

Method and allocating resource in carrier aggregation system


A base station of a carrier aggregation system sets a time division duplex (tdd) component carrier of a plurality of tdd component carriers to a primary serving cell of a terminal and sets at least one frequency division duplex (fdd) component carrier of a plurality of fdd component carriers to a secondary serving cell of the terminal, and when a hybrid automatic repeat request-round trip time (harq rtt) value of a tdd component carrier of a primary serving cell of the terminal does not satisfy a quality of service (qos) requirement of a service that the terminal requests, the base station changes a harq feedback transmitting resource that is set to the terminal.. .
Electronics And Telecommunications Research Institute


12/24/15
20150373711 

Carrier aggregation diversity antenna module with integrated lna banks


A carrier aggregation diversity antenna module with integrated low noise amplifier banks is disclosed. In an exemplary embodiment, an apparatus includes at least one switch configured to establish a transmit signal path to transmit an uplink signal from at least one diversity antenna and to establish a receive signal path to receive downlink diversity signals from the at least one diversity antenna.
Qualcomm Incorporated


12/24/15
20150373684 

Base station and method


Techniques for assigning uplink dedicated resources in inter-site or inter-enb carrier aggregation promptly are disclosed. One aspect of the present invention relates to a base station including a transmission and reception unit configured to use radio resources to communicate with a user equipment and a resource management unit configured to manage the radio resources, wherein the resource management unit comprises a pooling information storage unit configured to store pooling information indicative of radio resources reserved for the base station by a non-anchor base station in inter-enb carrier aggregation, and the resource management unit autonomously assigns the radio resources indicated in the pooling information to the user equipment..
Ntt Docomo, Inc.


12/24/15
20150373676 

Communication method using carrier aggregation and same


The present invention relates to a method of transmitting/receiving a signal by a ue in a wireless communication system supporting carrier aggregation. The method includes the steps of: receiving a configuration for aggregating a component carrier in a frequency division duplex (fdd) mode and a component carrier in a time division duplex (tdd) mode; and transmitting/receiving a signal using a primary component carrier and a secondary component carrier determined according to the configuration, wherein the primary component carrier and the secondary component carrier support different modes..
Lg Electronics Inc.


12/24/15
20150373586 

User equipment, base station and method


Some techniques for promptly assigning uplink dedicated resources in inter-site or inter-enb carrier aggregation are disclosed. One aspect of the present invention relates to a user equipment including a transmission and reception unit configured to use radio resources to communicate with multiple base stations, a resource management unit configured to manage the radio resources and a cell type determination unit configured to determine a type of a cell providing the radio resources, wherein when the resource management unit detects occurrence of a release trigger for assigned uplink dedicated resources, the cell type determination unit determines a type of a cell providing the uplink dedicated resources and retains or releases the uplink dedicated resources depending on the determined cell type..
Ntt Docomo, Inc.


12/24/15
20150372778 

Naics signaling for advanced lte features


A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may be a user equipment that receives interference cancelation information from a base station.
Qualcomm Incorporated


12/17/15
20150365946 

Systems and methods for establishing wireless communications between wireless circuitry and multiple base stations


An electronic device has wireless communications circuitry. The wireless circuitry may transmit and receive wireless signals over a network having first and second wireless base stations.
Apple Inc.


12/17/15
20150365218 

Method for transmitting signal and same


The present invention relates to a method for enabling a terminal to transmit an uplink signal in a wireless communication system for supporting carrier aggregation of a plurality of cells by including a first cell set to have a first type cyclic prefix and a second cell set to have a second type cyclic prefix, and an apparatus for the same, the method comprising the steps of: transmitting an uplink physical channel signal through the first cell in a specific sub-frame; and transmitting a sounding reference signal through the second cell in the specific sub-frame, wherein the second type cyclic prefix length is greater than the first type cyclic prefix length, a transmission interval of the sounding reference signal is overlapped with a transmission interval of the uplink physical channel signal during a specific interval, and the transmission of the sounding reference signal is omitted during at least the specific interval when the transmission power of the terminal does not exceed a specific value.. .
Lg Electronics Inc.


12/17/15
20150365152 

Channel state information measurements for license-assisted access


Systems and methods relating to accurate channel state information (csi) measurements for a license assisted secondary cell (la scell) are disclosed herein. In some embodiments, a wireless device enabled to operate in a cellular communications network according to a carrier aggregation scheme using both a licensed frequency band and an unlicensed frequency band operates to determine whether a channel state information reference symbol (csi-rs) transmission from a la scell of the wireless device is present in a subframe, where the la scell is in an unlicensed frequency band.
Telefonaktiebolaget L M Ericsson (publ)


12/10/15
20150359037 

Method for carrier management in a carrier aggregation environment of a mobile communication system


Disclosed is a carrier management method for use in a carrier aggregation environment of a mobile communication system. In the method, a base station is configured to transmit a deactivation message for a secondary carrier to a terminal and change the secondary carrier to a deactivation state after a predetermined time from the transmission of the deactivation message.
Electronics And Telecommunications Research Institute


12/10/15
20150359029 

Method and communicating in carrier aggregation system


Provided are a communication method in a carrier aggregation system in which a plurality of cells are aggregated, and an apparatus utilizing such a communication method. The plurality of cells can be cells using mutually different frame structures.
Lg Electronics Inc.


12/10/15
20150359028 

Inter-enb carrier aggregation


In a communication system where a primary cell is controlled by a first base station and a secondary cell is controlled by a second, different base station, flow control is performed between the primary cell and the secondary cell for data for a radio link control layer. According to the flow control, the data for the radio link control layer is communicated between the first and second base stations using a link between the first and second base stations.
Nokia Solutions And Networks Oy


12/10/15
20150358978 

Systems and methods for different tdd configurations in carrier aggregation


Systems and methods for supporting carrier aggregation with different tdd configurations are proposed. In a first novel aspect, corresponding apparatus structure is described.
Mediatek Inc.


12/10/15
20150358969 

Method and device for controlling carrier aggregation in wireless communication system


A method of controlling carrier aggregation (ca) and an electronic device configured to perform the method are provided. The method of controlling ca of an electronic device includes connecting a call between the electronic device and a base station, monitoring an amount of data used for transmission/reception during the connected call, determining an estimated amount of time to use a function executed on the electronic device, and configuring ca based on the amount of data used and the estimated amount of time to use a function..
Samsung Electronics Co., Ltd.


12/10/15
20150358956 

Cell deployment with different channel bandwidth for carrier aggregation


Systems, methods, apparatus, and techniques are provided for transmitting information to user equipment (ue) in a communications network. Data is generated in (i) a first frequency range associated with a first set of carriers and (ii) a second frequency range associated with a second set of carriers, where the first frequency range specifies a first communications cell and the second frequency range specifies a second communications cell.
Marvell World Trade Ltd.


12/10/15
20150358934 

Using a cell as a pathloss or timing reference


Information is communicated indicating whether a cell on a first carrier of a first type is to be used as a reference cell, wherein the reference cell is at least one selected from among a pathloss reference cell and a timing reference cell, and wherein the first carrier of the first type is part of a carrier aggregation that further includes at least a second carrier of a second, different type.. .
Blackberry Limited


12/10/15
20150358927 

Method and device for reporting power headroom under carrier aggregation


The present application relates to the field of wireless communications. Disclosed in an embodiment of the present application are a method and device for reporting power headroom (ph) under carrier aggregation, for solving the problem of how to report ph when a terminal supports the transmission of a physical uplink control channel (pucch) on different uplink carriers corresponding to different carrier groups.
China Academy Of Telecommunications Technology


12/10/15
20150358924 

Power control for transmission of uplink control information on two cells in carrier aggregation


Methods and apparatus are provided for a network to control a power of transmissions from a user equipment (ue) on a first cell group (cg) or on a second cg depending on a communication delay between the two cgs. Methods and apparatus are also provided for a ue configured with a first cg and a second cg in carrier aggregation (ca) operation to determine whether or not to transmit a channel conveying control information when the ue needs to reduce a respective nominal transmission power.
Samsung Electronics Co., Ltd.


12/10/15
20150358848 

Method for radio resource measurement in wireless access system supporting carrier aggregation, and apparatus supporting same


The present invention relates to methods for making radio resource measurements in synchronized cells when quasi co-location is applied, and to apparatuses supporting same. A method for a terminal for making radio resource measurements (rrm) in a wireless access system according to one embodiment of the present invention may comprise the steps of: receiving an upper level signal comprising a reference signal for channel state information (csi-rs) of a first cell, and quasi co-location (qcl) information for a cell-specific reference signal (crs) and/or csi-rs of a second cell; receiving the crs and/or csi-rs of the second cell on the basis of the qcl information; and measuring a first rrm for the first cell by means of the crs and/or the csi-rs of the second cell..
Lg Electronics Inc.


12/10/15
20150358140 

Method for configuring a backhaul link subframe in a wireless communication system to which a carrier aggregation scheme is applied and an the same


A method for configuring a backhaul link subframe in a wireless communication system to which a carrier aggregation scheme is applied and an apparatus for the same are disclosed. The method comprises determining one of a plurality of subframe configurations as a first subframe configuration for a primary component carrier allocated to the relay node; configuring subframe configuration candidates for one or more secondary component carriers allocated to the relay node on the basis of the determined first subframe configuration; determining a second subframe configuration for each of the one or more secondary component carriers by using the configured subframe configuration candidates; and transmitting and receiving a signal to and from the relay node in accordance with the first subframe configuration and the second subframe configuration..
Lg Electronics Inc.


12/10/15
20150358126 

Devices for sending and receiving hybrid automatic repeat request information for carrier aggregation


A user equipment (ue) for sending hybrid automatic repeat request (harq) information is described. The ue includes a processor and instructions stored in memory that is in electronic communication with the processor.
Sharp Laboratories Of America, Inc.


12/10/15
20150358122 

Method for transreceiving signals and same


The present invention relates to a wireless communication system. More specifically, the present invention relates to a method for transmitting an uplink signal in the wireless communication system supporting carrier aggregation (ca), and to the apparatus for same, the method comprising the steps of: setting a scheduling cell, which has a first uplink-downlink (ul-dl) configuration, and setting a scheduled cell, which has a second tdd ul-dl configuration; and carrying out a harq process from the scheduled cell based on the number of harq processes for the scheduled cell..
Lg Electronics Inc.




Carrier Aggregation topics: Carrier Aggregation, Base Station, Sounding Reference Signal, Relay Node, Scheduling, Channel Status, Carrier Frequency, Communication System, Automatic Repeat Request, Transmitter, Extension Carrier, Downlink Control Information, Radio Resource Control, Heterogeneous, Heterogeneous Network

Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Carrier Aggregation for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Carrier Aggregation with additional patents listed. Browse our RSS directory or Search for other possible listings.


1.7884

5890

1 - 1 - 107