|| List of recent Uplink-related patents
|Transmission power control on a wireless communication device for a plurality of regulated bands or component carriers|
A wireless communication device is configured for performing uplink transmission power control. The wireless communication device includes a processor and instructions stored in memory.
|Controlling uplink transmit power in a plurality of basestations|
A method for controlling uplink transmit power for a plurality of basestations in a mobile communications network is disclosed. The basestations may form a second layer within the network, and the network may comprise another plurality of basestations forming a first layer.
|Methods and arrangements for a coordination of frequency band selections for interfering uplink transmissions in a cellular network|
A method in a base station for assisting in a coordination of frequency band selections for interfering uplink transmissions in a cellular network. The base station selects a first frequency band and a second frequency band.
|Remote wellsite material tracking|
A wellsite system that includes a bulk material transporter, a mobile tagger, and an uplink. The bulk material transporter includes a supply of a bulk material, a meter to measure output from the supply, and a data logger to log the output as a function of a predetermined parameter.
|Method and device for data transmission|
Disclosed are a method and a device for data transmission, which relate to the field of wireless communication technologies, and are used for decreasing signaling overhead of a system in this application, an enb delivers a scheduling radio network temporary identifier rnti to a terminal; the enb schedules uplink resources and/or downlink resources for the terminal through a physical downlink control channel pdcch scrambled by using the scheduling rnti, receives uplink data sent by the terminal on the scheduled uplink resources, and sends downlink data to the terminal on the scheduled downlink resources. The terminal monitors the pdcch scrambled by using the scheduling rnti, and sends the uplink data and/or receives the downlink data by using the resources scheduled by the monitored pdcch.
|Uplink transmission method and apparatus in carrier aggregation system|
The invention discloses an uplink transmission method and apparatus in a carrier aggregation system and relates to the field of radio communications so as to address the issue of how to perform uplink transmission in a secondary cell when a base station configures a user equipment additionally with the secondary cell. In the invention, a user equipment selects, under a preset reference carrier selection rule, one of downlink carriers corresponding to cells having already eatablished downlink synchronization with a base station as a timing reference downlink carrier used by a secondary cell after the base station configures the user equipment additionally with the secondary cell; and the user equipment performs uplink transmission in the secondary cell according to downlink timing of the timing reference downlink carrier.
|Uplink channel for wireless communications|
A transmission procedure for use in a communication system including a base station and one or more terminals. The base station transmits a signal to a terminal, and provides the terminal with possible characteristics of a further signal for transmission from the terminal to the base station, the possible characteristics including at least one of: one or more locations for transmission of the further signal in the time domain; and one or more locations for the transmission of the further signal in the frequency domain; and wherein transmission of the further signal from the terminal, with one or more characteristics selected by the terminal from the possible characteristics, indicates further information relating to the terminal..
|Method and apparatus for transmitting channel state information using pucch format 3 in a wireless access system|
The present invention relates to various apparatuses and methods for encoding channel state information (csi) and transmitting the encoded csi in a wireless access system supporting a multi-cell or multi-carrier environment. The method for user equipment to transmit csi about two or more cells in a wireless access system includes the steps of: generating csi bits for two or more cells; encoding each csi bit for the two or more cells; and periodically transmitting the encoded csi bit using physical uplink control channel (pucch) format 3..
|Base station and method of calculating correction value|
In a base station, a downlink radio resource and an uplink radio resource to be used for transmission of a known signal from a communication terminal are associated for null steering to be performed based on the known signal. A correction value calculating unit calculates a first correction value used to correct a downlink quality value obtained by a communication terminal.
|Method and apparatus for transmitting uplink control signal in wireless communication system|
Provided are a method and apparatus for transmitting an uplink control signal in a wireless communication system. A terminal receives one antenna port in a good channel state or one indicator that indicates precoding, which is selected by a base station, from the base station; and transmits the uplink control signal through a physical uplink control channel (pucch) to the selected one antenna port or the selected one precoding..
|Method and apparatus for transmitting uplink control information in wireless communication system|
Provided are a method and an apparatus for transmitting uplink control information (uci), which is carried out by a terminal in a wireless communication system. If the number of information bits of the uci falls inside a specific range when different types of uci are transmitted through the same pucch format, a bit sequence of each of the uci are channel-coded by aligning/interleaving, wherein the aligning/interleaving is carried out so that the uci having high importance are channel-coded so as to have better decoding performance..
|Precoding control indication feedback method, user equipment, and base station|
Embodiments of the present invention disclose a precoding control indication feedback method, a user equipment, and a base station. Channel capacity values corresponding to precoding matrices in a precoding matrix set are calculated.
|Uplink synchronization management in wireless networks|
In at least some embodiments, a wireless networking system is provided. The wireless networking system includes a base-station and a plurality of user devices in communication with the base-station.
|Multi-carrier operation for wireless systems|
The present disclosure generally relates to an uplink control signal design for wireless system. One example method of a subscriber station (ss) includes performing network entry in a multi-carrier wireless environment using a primary carrier, receiving timing information corresponding to the primary carrier, receiving a first control signaling via the primary carrier, the first control signaling assigning at least one secondary carrier, transmitting uplink data via the secondary carrier using an uplink transmission timing of the secondary carrier, the uplink transmission timing of the secondary carrier being assigned the same as an uplink transmission timing of the primary carrier, and determining an adjustment of the uplink transmission timing or frequency of the secondary carrier..
|Method for transmitting ack/nack signal in wireless communication system applied carrier aggregation and apparatus therefor|
A method and apparatus for transmitting ack/nack (acknowledgement/negative-ack) state information in a wireless communication system. The method includes receiving, by a user equipment (ue), multiple transmission blocks through multiple downlink component carriers from a base station (bs); and transmitting, by the ue, multiple transmission block ack/nack state information through a single uplink component carrier to the bs.
|Prohibition of sounding reference signal transmission on newly activated secondary cells|
In a wireless network supporting aggregation of uplink component carriers, sounding reference signals, srs, are transmitted on an uplink, ul, primary component carrier. An activation command corresponding to an ul secondary component carrier, scc, is received, in response to which the receiving transceiver determines whether it has valid timing information for the ul scc, wherein valid timing information for the ul scc indicates that the ul scc is ul synchronized.
|Search space reconfiguration for enhanced-pdcch|
The present invention relates to rapid search space reconfiguration for e-pdcch (enhanced physical downlink control channel) in wireless communication system to avoid flashlight interferences from neighbouring cells and to allocate the e-pdcch on the best physical resource blocks (prbs) in frequency fluctuation dominated scenarios. To this end, a method for providing low-latency feedback on a reconfiguration attempt of a search space for an enhanced-pdcch, and a corresponding apparatus are provided.
|Method and apparatus for transceiving data in a wireless communication system which supports a plurality of component carriers|
The present disclosure relates to an operating method of a terminal for transceiving data to/from a base station in a system that supports a plurality of component carriers. The method includes receiving, from the base station, downlink control information (dci) masked using a terminal identifier (cell-radio network temporary identifier (c-rnti)) or a semi-persistent scheduling terminal identifier (sps c-rnti) through a physical downlink control channel (pdcch); determining a component carrier for transceiving data to/from the base station; and transceiving data to/from the base station through the determined component carrier.
|Method of indicating physical uplink control channel resource in enhanced multiple-input multiple-output technology and related communication device|
A method of indicating a physical uplink control channel (pucch) resource for a user equipment (ue) of a wireless communication system includes receiving a resource index denoting pucch format 2 resources and pucch format 3 resources, instead of merely denoting pucch format 2 resources, from a network of the wireless communication system; and determining resources for a transmission of control information over pucch format 2 or pucch format 3 based on an operation of the received resource index.. .
|Method and apparatus for initiating communications on a shared channel in a mobile communications system|
A method and apparatus for initiating communications on a shared channel in a mobile communication system are provided. A user equipment transmits an uplink signal for requesting communications on the shared channel to a node b, and waits for a delay duration without monitoring a downlink after transmitting the uplink signal.
|Communication units and methods for relay-assisted uplink communication|
A relay device for supporting uplink communication between a terminal device and a base station is described. The relay device comprises at least one receiver arranged to receive a downlink message from the base station; a control processor, operably coupled to the at least one receiver and arranged to determine from the downlink message information identifying an uplink control resource to be used by the terminal device; and a transmitter, operably coupled to the control processor and arranged to relay received periodic uplink control channel messages on the identified uplink control resource from the terminal device to the base station..
|Communication units and methods for relay-assisted uplink communication|
A relay device is described for supporting communications between a terminal device and a base station, the relay device comprises: at least one receiver; and a control processor, operably coupled to the at least one receiver and arranged to: monitor a downlink communication from the base station to the terminal device; determine therefrom at least one uplink resource to be used by the terminal device; configure the at least one receiver to receive the at least one uplink resource; receive an uplink message on the at least one uplink resource; determine therefrom uplink control information used by the terminal device; modify the uplink message on the at least one uplink resource; and relay the uplink message to the base station.. .
|Multi-channel power control|
Embodiments of computer-implemented methods, systems, computing devices, and computer-readable media are described herein for assigning transmission power to one or more components carriers in an uplink transmission utilizing carrier aggregation. In one embodiment, power is assigned to a component carrier based on the priority level of the component carrier.
|Downlink-uplink configuration determination|
Uplink and downlink traffic for a plurality of user equipments ues in a cell is differentially weighted according to traffic type, and that weighted traffic total is used to select one uplink-downlink configuration for a radio frame from among a>1 possible uplink-downlink configurations. The weighting may use a priority factor or traffic class identifier that corresponds to the traffic type.
|Electronic device, method and computer-readable medium|
An electronic device, a method, and a computer-readable medium. The electronic device includes a circuitry configured to receive a radio communication signal for another device, configured to determine, based on the radio communication signal, one or more features that can reflect the difference between an uplink transmission mode and a downlink transmission mode, and configured to judge whether the radio communication signal is for the uplink transmission or the downlink transmission according to the one or more features..
|Multi-carrier integration apparatus for distributed antenna system|
A band combiner unit includes a plurality of carrier modules (cms) each configured to be connected to a base transceiver station (bts) or bi-directional amplifier (bda) for corresponding ones of the carriers, wherein each of the cms is configured to transmit downlink signals from the corresponding bts/bda, adjust the downlink signals, and transmit the downlink signals to a first combiner, and to receive uplink signals from a second combiner, adjust the uplink signals, and transmit the uplink signals to the corresponding bts/bda, the first combiner configured to combine the downlink signals from the cms, and transmit the combined downlink signals to a distributed antenna system (das), the second combiner configured to split a combined uplink signal from a das, and transmit the split uplink signals to corresponding ones of the cms, and a band combiner unit controller for monitoring and controlling the cms.. .
|Method for transmitting control information, user equipment and base station|
Embodiments of the present invention disclose a method for transmitting control information, a user equipment and a base station. The method includes: obtaining a resource occupied by first uci, and obtaining a resource occupied by second uci; performing channel encoding on the first uci according to the resource occupied by the first uci to obtain an encoded bit sequence of the first uci, and performing channel encoding on the second uci according to the resource occupied by the second uci to obtain an encoded bit sequence of the second uci; mapping the encoded bit sequence of the first uci and the encoded bit sequence of the second uci to a physical uplink channel, so as to transmit to a base station..
|Applying error resiliency based on speed|
A method for applying error resiliency based on speed is disclosed. A speed of the wireless communication device is detected.
|Mobile communication system, qos control station and mobile station|
A first access network in which a bearer transfer path that guarantees a predetermined qos has been established and a second access network in which a transfer path which is different from that in the first access network has been established are provided, and pcrf 60 transmits to a mobile station an uplink traffic switching request including information of a flow of which the access system type is switched, out of flows in which a ue 10 performs communication, and information of an access system type to be a switching destination of the flow, and the ue 10, upon receiving the uplink traffic switching request, switches a transfer path of the flow included in the uplink traffic switching request to that of the access system type. This makes it possible to provide a mobile communication system or the like in which a transmission path of a flow established by a mobile station capable of being simultaneously connected to a plurality of radio access networks is able to be switched without making alterations to all the radio access networks, with initiative taken by a control station installed in a core network..
|Method and apparatus for managing quality of service of uplink in wireless communication system|
A method of managing quality of service (qos) of an uplink of a terminal includes the steps of: when the terminal supports reflective qos, transmitting an instruction regarding the reflective qos to a network node; and receiving from the network node an instruction on whether the reflective qos is to be applied in response to the instruction regarding the reflective qos.. .
|System and method for hybrid location in an lte network|
A system and method for estimating a location of a wireless device receiving signals from plural nodes of a communications network. A wireless device may be directed to transmit a first signal having one or more predetermined parameters.
|Remote radio unit (rru) and base band unit (bbu)|
A remote radio unit (rru) in a radio base station system can include a cyclic prefix (cp) module having a cp adder for downlink channel processing includes a cp remover for uplink channel processing. The rru can be configured to communicate with a base band unit (bbu) via a physical communication link and communicate with a wireless mobile device via an air interface.
|Method and apparatus for timing advance adjustment in multi-point cooperation transmission|
Embodiments of the present invention provide a method and apparatus for timing advance adjustment in multi-point cooperation transmission, wherein the method comprises receiving, at one or more reception points, an uplink reference signal from a user equipment; selecting, based on signal quality of the uplink reference signal, one of the one or more reception points as a reference point for the user equipment to adjust timing advance; and indicating a selected reference point to the user equipment. With the method and apparatus in the embodiments of the present invention, a user equipment may be provided with a suitable reception point as a reference point so that the user equipment can efficiently adjust the timing advance timing advance based on the time situation of receiving signals from the reference point so as to overcome inter-symbol-interference at the reception point, improve the receiving efficiency of the reception point, and thereby to improve the whole performance of a multi-point cooperation transmission system..
|Very long frame in a machine to machine communication network|
The present invention relates to communication via a series of bidirectional frames. A communication device is configured to communicate according to a protocol in which data is communicated via a series of frames, and every frame comprises: a downlink portion for transmissions by the communication device, said downlink portion comprising a control portion; and an uplink portion for transmissions to the communication device; and the duration of each frame is greater than one second..
|Systems and methods for small cell uplink interference mitigation|
Systems and methods for facilitating the mitigation of interference in the uplink of a small cell caused by macrocell user equipment in the case where the macrocell cannot identify the interfering macrocell user equipment because the user equipment cannot detect and report the small cell's downlink due to the small cell's uplink/downlink coverage imbalance. In an embodiment, the smell cell provides the macrocell with a notification of the interference, the configuration information about its physical random access channel (prach), and a plurality of unique preambles and transmission times for non-contention-based transmissions on the small cells prach.
|Wireless communication system, mobile station device, base station device, wireless communication method, and integrated circuit|
Efficient transmission and reception of a random access response message is performed between a base station device and a mobile station device. When a random access preamble is transmitted from a primary cell, the mobile station device monitors a first control channel of the primary cell.
|Method and device for transmitting reverse control signal in mobile communication system|
The present invention pertains to a method and device for transmitting a control signal, and a method for a terminal to transmit a control signal according to one embodiment of the present invention can comprise: a step for sensing a forced termination in a first subframe during active time; and a step in which if the forced termination is sensed and if, in a second subframe among a pre-set number of subframes after the first subframe, channel quality indicator (cqi) transmission via a physical uplink control channel (pucch) is set, and if neither one among hybrid automatic repeat request (harq) feedback transmission and physical uplink shared channel (pusch) transmission is set in the second subframe, the cqi transmission is executed via the pucch. The embodiment of the present invention enables power consumption by the terminal to be reduced..
|Method and apparatus for controlling uplink control information in wireless communication system|
Provided is a method and an apparatus for transmitting uplink control information by a terminal in wireless communication system. When a pucch resource used for transmitting only periodic csi from a subframe, the resource is a first resource, and a resource indicated by ari is a second resource, when a setting allows transmitting together ack/nack and the periodic csi through a pucch from the same subframe, the first resource and the second resource are mutually exclusive, and the second resource that is used for transmitting together the ack/nack and the periodic csi uses the resource indicated by the ari from resources determined by an rrc..
|Methods and arrangements in a wireless communications system|
The present invention relates to methods and arrangements that make it possible to control the delay for the ues to access the eul resources in the enhanced uplink in cell_fach state procedure, independently from the delay for the ues to access ordinary ul resources in the rach procedure. This is achieved by a solution where the timing of entering (or re-entering) a transmission procedure for enhanced uplink in cell_fach state is controlled with the help of a transmission control parameter defined specifically for this transmission procedure, instead of using the same parameter as for the rach procedure..
|Method for wireless communication between a user device and a base station in a wireless communication system supporting uplink and downlink multi carriers, and a device for implementing the method|
A method for wireless communication supporting uplink and downlink multi carriers includes performing initial access through one of at least two downlink component carriers among multiple downlink component carriers including the at least two downlink component carriers through which the user equipment is allowed to perform the initial access; and transmitting via an uplink component carrier allocated to the user equipment by using a carrier identifier, wherein the carrier identifier is applied to the uplink component carrier and is obtained from the downlink component carrier through which the initial access is performed, and wherein the system pre-defines one-to-one correspondence between multiple downlink component carriers and multiple uplink component carriers, and wherein the downlink component carrier through which the initial access is performed and the uplink component carriers allocated to the user equipment do not match the one-to-one correspondence pre-defined by the system.. .
|Method and apparatus for information transmission in wireless communication system|
According to one embodiment, a method for transmitting, by a user equipment (ue), information in a wireless communication system includes: determining a first information sequence based on a first cyclically shifted base sequence and a first orthogonal sequence by using a first physical uplink control channel (pucch) resource for a first antenna, wherein the first pucch resource is obtained based on a channel control element (cce) index related to a physical downlink control channel (pdcch) and a parameter configured by a higher layer; determining a second information sequence based on a second cyclically shifted base sequence and a second orthogonal sequence by using a second pucch resource for a second antenna, wherein the second pucch resource is obtained by adding an offset to the first pucch resource; transmitting the first information sequence via the first antenna; and transmitting the second information sequence via the second antenna.. .
|Method and apparatus for mitigating interference in a wireless communication system supporting heterogeneous networks|
A method and apparatus for receiving signals at a base station (bs) in a wireless communication system supporting a plurality of cells including a first cell and a second cell. The method includes receiving first uplink control information via a first physical uplink control channel (pucch) from a first user equipment (ue); and receiving second uplink control information via a second pucch from a second ue.
|Terminal device and transmission method|
A terminal device capable of providing a method for determining pucch resources used for notification of response signals indicating error detection results for downlink line data, when arq is applied during communications using an uplink unit band and a plurality of downlink unit bands associated to the uplink unit band and when downlink data allocations are instructed using an epdcch. In this device, a control unit (208) determines a/n resources on the basis of whether a channel used for transmitting downlink control information (dci) is a pdcch or an epdcch..
|System and method for an uplink control signal in wireless communication systems|
A user equipment is capable of receiving communications from a cell including at least one base station. The user equipment includes a receiver configured to receive from the base station both a cell specific radio resource control (rrc) configuration comprising a cell specific resource offset parameter for a pucch harq-ack, and a ue specific rrc configuration comprising a ue specific rs base sequence parameter and an ue specific resource offset parameter for the pucch harq-ack..
|Method and device for controlling uplink power|
The present invention proposes a method and device for controlling uplink power. A central processing unit firstly determines a path loss generation mode for a user equipment according to a predetermined rule and then transmits an instruction to the user equipment, the instruction including the determined path loss generation mode so that the user equipment determines uplink power of fee user equipment according to the path loss generation mode.
|Wireless communications system and method|
A wireless communications system includes a base station, a relay device, and a terminal device. The terminal device can transmit one or more first type access request messages to request uplink resources from the base station, and if no response to the first type access request messages is received from the base station, can transmit a second type access request message.
|Systems and methods for digital processing of satellite communications data|
A digital payload for processing a sub-band spectrum received on an uplink beam at a communications satellite includes a digital channelizer, a digital switch matrix and a digital combiner. The digital channelizer divides the sub-band spectrum into a plurality of frequency slices that can be routed by the digital switch matrix to any of a number of receiving ports.
|Terminal apparatus, communication system, communication method, and base station apparatus|
In a communication system in which a base station apparatus and a terminal apparatus communicate with each other, a base station apparatus, a terminal apparatus, and a communication system with which the base station apparatus and the terminal apparatus can efficiently communicate with each other are provided. The terminal apparatus that communicates with the base station apparatus includes a radio resource control section 6011 that sets a first uplink power control-related parameter configuration and a second uplink power control-related parameter configuration in accordance with information included in a radio resource control (rrc) signal, a reception unit 605 that determines a type of downlink control information (dci) format, a transmission power control section 6015 that sets uplink transmission power on the basis of the first uplink power control-related parameter configuration or the second uplink power control-related parameter configuration, and a transmission unit 607 that transmits an uplink signal with the set uplink transmission power..
|Apparatus and method for transmitting ack/nack in tdd system|
The present invention provides a method and apparatus for transmitting an ack/nack in a tdd system. A component carrier (cc) configuration for a user equipment (ue) and a transmission mode of each cc are received.
|Method for enabling relay node to transmit uplink control information in wireless communication system and the relay node|
A method of transmitting uplink control information by a relay node includes: receiving resource allocation information and sequence information in accordance with a predetermined physical uplink control channel (pucch) transmission format for the relay node from an enode b; and transmitting a pucch, to which a sequence corresponding to the sequence information is applied, to the enode b through a predetermined number of symbols in a second slot of a resource region indicated by the resource allocation information. The predetermined pucch transmission format includes: a first format for transmitting ack/nack information indicating success or failure of reception of a codeword received from the enode b; a second format for transmitting channel quality information (cqi) indicating a channel quality state; and a third format for transmitting a scheduling request (sr) signal.
|Method for coordinating interference in an uplink interference channel for a terminal in a wireless communication system|
Provided are an interference mitigation method and a base station device in a wireless communication system. The interference mitigation method to be performed by a base station comprises a step in which a serving base station measures interference from a terminal that belongs to a neighboring cell; a step of determining a beamforming vector of the neighboring cell on the basis of the measured interference; a step of transmitting the beamforming vector of the neighboring cell to a base station of the neighboring cell; and a step of feeding back, to a terminal that belongs to a serving cell, the beamforming vector of the serving base station determined on the basis of the beamforming vector of the neighboring cell..
|Joint scheduling of device-to-device (d2d) links and wide area network (wan) uplink (ul) user equipments (ues)|
A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus of a device-to-device (d2d) link receives from a base station an indication of an acceptable level of interference that the base station can tolerate on an uplink resource.
|Service data transmission processing method and device and communication system|
The present invention provides a service data transmission processing method and device and a communication system. The service data transmission processing method includes: receiving, by a service offloading apparatus, uplink service data sent by a user equipment; obtaining, by the service offloading apparatus, a service type of the uplink service data; and sending, by the service offloading apparatus, uplink service data, a service type of which is a core network service to a core network service proxy apparatus through a first service tunnel, or sending, by the service offloading apparatus, uplink service data, a service type of which is a non-core network service to a non-core network service proxy apparatus through a second service tunnel.
|Method and system for admission control in a broadband wireless network|
A method, system, and non-transitory computer-readable storage medium for admission control in a wireless network are provided. The method may include receiving a rrc connection request from a mobile device and determining an establishment cause of the rrc connection request.
|Mobile station device, communication system, communication method, and integrated circuit|
In a system including at least one base station device, the base station device efficiently controls uplink signals. A mobile station device includes a path loss calculation unit 4051 configured to calculate path losses, each based on one of a plurality of types of reference signals received by a reception processing unit 401, a transmit power setting unit 4053 configured to set a desired transmit power for an uplink signal using the path losses calculated by the path loss calculation unit 4051, and a power headroom control unit 4055 configured to generate a power headroom using the desired transmit power set by the transmit power setting unit 4053, the power headroom being information concerning transmit power to spare, and configured to control transmission of the power headroom.
|Method and apparatus for transmission in bundling mode in wireless communication network|
A method and apparatus for a transmission in a bundling mode are provided to prevent a conflict between a bundling transmission resource and other transmission resource in a wireless communication network. A bundling transmission method includes determining whether there is a transmission conflicting with a bundling transmission induced by an uplink grant regarding uplink transmission resources.
|Uplink interference mitigation method and apparatus|
Disclosed is a method and apparatus for mitigating uplink interference in the wireless communication system, wherein the method comprises determining a loading-status value for each sector; if the loading-status value is not greater than the first threshold value, generating ul zone switch ie and ul allocation start ie to allocate data bursts of the sectors to different subchannels; and preparing an uplink map using the ul zone switch ie and ul allocation start ie for each sector, wherein the uplink duration indicates a duration where all the subchannels are used for allocation of the data burst.. .
|Handover in lte using parallel sniffer|
A base station can observe downlink communications of neighboring base stations of neighboring cells to determine operational parameters of these neighboring base stations in a process called sniffing. The base station ceases downlink transmission and/or uplink reception and initiates downlink reception for a duration in time and/or over frequency to form a sniffing window to observe the downlink communications of the one or more neighboring base stations.
|Apparatus and method for a passive optical network|
A passive optical network comprises a first node configured to transmit a downlink data signal over a communication channel of an optical link, the communication channel having a first wavelength, and a second node configured to transmit an uplink data signal over the optical link using the communication channel having the first wavelength. The first node and/or the second node is adapted to perform at least one monitoring measurement on the communication channel having the first wavelength, and provide monitoring information, comprising the at least one monitoring measurement, in a monitoring channel.
|Precoding selection for retransmission in uplink mimo hybrid arq|
A method implemented in a user terminal is disclosed. The method comprises obtaining known precoding matrix p of rank r and modulation and coding scheme assignments used in an original transmission, and a desired retransmission rank r′, forming an approximate channel covariance matrix, estimating a minimum mean square error receiver sinr for each layer to be retransmitted responsive to said forming, and finding a retransmission precoding matrix from a preceding codebook that maximizes a sum-rate for enabling precoding selections for retransmissions in uplink multiple-input multiple-output mimo hybrid automatic repeat request harq.
|Arrangement and method for improving harq feedback in telecommunication systems|
A method for execution on an apparatus configured to operate in a telecommunications network comprising a processor, wherein said processor is configured to execute said method, said method comprising encoding a plurality of uplink feedback information elements for carrier aggregation, by a set of codewords where each codeword comprises a channel, wherein at least two information elements have the same channel distribution.. .
|Handling stacking link failures in mdc device|
A part of a non-default multitenant device context (mdc) is located on a member device of that forms part of a logical network device. The non-default mdc part assigns a first downlink port to a first downlink port group, assigns a first uplink port to a first uplink port group, and monitors a stacking port to another part of the non-default mdc on another member device that forms part of the logical network device.
|Uplink synchronization processing method, user equipment, and base station|
An uplink synchronization processing method, a user equipment (ue), and a base station are provided. The method includes: receiving a component carrier (cc) uplink synchronization indication message sent by a base station, where the uplink synchronization indication message carries identification information of one or multiple newly configured ccs; sending synchronization signaling to the base station when knowing that the uplink synchronization needs to be executed on all or a part of the one or multiple newly configured ccs corresponding to the identification information; and receiving a time advanced (ta) adjusting message that is sent by the base station according to the synchronization signaling, and applying a ta value carried in the ta adjusting message to the cc on which the uplink synchronization needs to be executed..
|Method and apparatus for providing common time reference in wireless communication system|
A terminal and method of performing device-to-device (d2d) communication by a terminal in a wireless communication system is provided. The method includes determining if a signal including synchronization information is received via at least one of an uplink and a downlink; and when the signal including the synchronization information is not received, transmitting a synchronization information-containing signal..
|Uplink scrambling during random access|
The technology described in this case facilitates random access by a user terminal with a radio base station. A user terminal determines one of a first type of uplink scrambling sequences and generates a random access message using the determined one of the first type of uplink scrambling sequences.
|Base station and communication control method|
A base station 100 estimates the amount of buffered data in a mobile station buffer, which is included in a mobile station 200a and configured to temporarily store downlink data and uplink data, on the basis of a sum of: downlink data which has been transmitted to the mobile station 200a already but whose acknowledgement has not been received yet; and uplink data which is presumed to be transmitted from the mobile station 200a to the base station 100 after transmission of acknowledgement of uplink data from the base station 100 to the mobile station 200a. The base station 100 stops scheduling of at least one of downlink data to be transmitted to the mobile station 200a and uplink data to be transmitted from the mobile station if the estimated amount of buffered data exceeds a predetermined threshold..
|Wireless communication terminal device, wireless communication base station device and wireless communication method|
A radio terminal is provided that can provide a flexible transmission power control for an srs without restrictions due to the transmission power control of a pusch, for the purpose of enabling use of an srs for various purposes in a hetnet comp environment. The radio terminal receives a control signal including a transmission power control command (tpc command) to be applied to an aperiodic sounding reference signal (a-srs), through a physical downlink control channel (pdcch), updates a transmission power value of the a-srs using the tpc command, and transmits the a-srs using the updated transmission power value in accordance with a transmission request included in a control signal indicating assignment of a physical downlink data channel (pdsch) or assignment of a physical uplink data channel (pusch)..
|Power control method and base station|
The embodiments of the present invention provide a power control method and a base station. The method includes: obtaining, by a base station, inpucch(i), where the inpucch(i) is average interference noise power of a physical uplink control channel (pucch) carried by radio resources that are allocated by the base station at a subframe i; and sending, by the base station, a parameter po—nominal—pucch(i) for power control at the subframe i.
|Power control for communications systems utilizing high speed shared channels|
A method and apparatus are described for controlling transmitter power in a wireless communication system in which both dedicated and shared channels are utilized. A wireless transmit/receive unit (wtru) may receive a first channel (e.g., downlink shared channel), power commands for a second channel (e.g., dedicated channel) and power commands for a third channel (e.g., uplink shared channel).
|Methods for responding to co-located coexistence (clc) request from a mobile electronic device and communications apparatuses capable of controlling multi-radio coexistence|
A communications apparatus is provided. A first radio module provides a first wireless communications service and communicates with a first communications device in compliance with a first protocol.
|Uplink control signaling in cellular telecommunication system|
A method, apparatus, and computer program for controlling allocation of control message fields in uplink transmission in a cellular telecommunication system are presented. Uplink control message fields are allocated to the resources of a physical uplink shared traffic channel according to an uplink transmission scheme selected for a user terminal.
|Transmission/reception method and apparatus for uplink mimo retransmission in lte system|
A transmission/reception method and apparatus for a mobile communication system supporting uplink mimo is provided. In the transmission method, a user equipment (ue) transmits two transport blocks according to a predetermined number of layers and respective precoding indices, an evolve node b (enb) transmits, when one of the transport blocks is lost, a negative acknowledgement for the lost transport block, and the ue sets a precoding index for the lost transport block to a predetermined value to retransmit the lost transport block while maintaining the number of layers..
|Method and device for reducing transmission power of uplink signal|
The present disclosure provides a method for reducing the transmission power of an uplink signal, comprising: performing, by a user equipment (ue), component carrier (cc) grouping on configured uplink ccs; and comparing correspondingly the transmission power of an uplink signal in each cc group with a maximum transmission power configured for the each cc group by an evolved node b (enb), and performing a power reduction within the cc group when the comparison result meets an intra-group power reduction condition; and/or comparing the sum of transmission powers of uplink signals in all cc groups with a maximum transmission power configured for the ue by the enb, when the comparison result meets an inter-group power reduction condition, performing a power reduction between the cc groups. The present disclosure further provides a device for reducing the transmission power of an uplink signal.
|Method for transmitting uplink control information, user equipment, method for receiving uplink control information, and base station|
In the present invention, a physical uplink control channel (pucch) resource, which is used for transmitting acknowledgement/negative ack (ack/nack) information related to downlink control information, is determined on the basis of n(1)pucch=f(ncce,n(1)pucch,x), when the format of the downlink control information that is transmitted/received through a physical downlink control channel (pdcch) is in accordance with a transmission mode of a user equipment, wherein n(1)pucch is a pucch resource index, n(1)pucch is a value which is received from the base station, ncce is a first control channel element (cce) index in the pdcch, x is a parameter which is not the ncce and the n(1)pucch, and wherein ƒ is a function having the ncce, n(1)pucch, and the x as a factor.. .
|Method and apparatus for transmitting channel sounding reference signal in wireless communication system|
Methods and apparatuses for generating a channel sounding reference signal in a wireless communication system are discussed. In one aspect, a method is provided for user equipment (ue) in a wireless communication system to transmit a channel sounding reference signal (srs).
|Method and system for inter-cell interference coordination in wireless networks|
A method, system, and non-transitory computer-readable storage medium for managing inter-cell interference in a wireless network is provided. The method may be executed by at least one processor at a small cell gateway and may include receiving, uplink interference power corresponding to a first small cell base station (scbs).
|Radio multiplexer aware tcp layer|
Improving transmission control protocol (tcp) uplink performance of a wireless user equipment (ue) device which multiplexes radio resources between multiple radio access technologies (rats). Radio control may be provided to a radio resource control (rrc) entity that operates according to a first rat at a first time.
|Uplink synchronization management in wireless networks|
In at least some embodiments, a wireless networking system is provided. The wireless networking system includes a base-station and a plurality of user devices in communication with the base-station.
|Reducing power consumption in connected mode discontinuous reception|
A method for reducing power consumption in connected mode discontinuous reception is disclosed. The method can include a wireless communication device sending a transmission for a pending harq retransmission process and receiving an ack for the transmission.
|Uplink transmission power determining method and user equipment|
Embodiments of the present invention provide an uplink transmission power determining method and a user equipment. A user equipment determines a transmission situation of at least one of: a pucch, a pusch, and an srs on another cell except a secondary cell in a subframe corresponding to a preamble to be transmitted on the secondary cell, so that the user equipment can determine an uplink transmission power of the user equipment according to the determined transmission situation, thereby solving a problem that it is not provided in the prior art that how a user equipment determines an uplink transmission power of the user equipment when random access is executed through a secondary cell..
|Method of handling interference measurement in tdd system and related communication device|
A method of handling an interference measurement for a communication device in a time-division duplexing (tdd) system comprises receiving a signal; measuring an interference coming from at least one cell with at least one uplink/downlink (ul/dl) configuration in the tdd system in a subframe according to the signal, to obtain a measured interference; and generating a measurement result comprising the measured interference and information of the at least one ul/dl configuration of the at least one cell.. .
|Selective prioritization of data packets to improve data traffic|
Techniques are described herein for prioritizing higher priority data packets by reserving sequence numbers for assignment to higher priority data packets received after lower priority data packets are assigned sequence numbers. Higher priority data packets may also be prioritized by estimating an amount of data that can be sent in a single uplink allocation, limiting the amount of data packet data sent during a designated uplink allocation to the estimated amount of data, and encrypting high priority data packet(s) received previous to the designated uplink allocation.
|Method and apparatus for user equipment control in a cellular network|
The present invention relates to an apparatus and method for controlling a number of user equipments operating in a cellular network. The method comprises receiving an indication that a rise-over-thermal (rot) measured in a cell is above a threshold.
|Fiberoptic systems and methods for acoustic telemetry|
A disclosed acoustic telemetry system includes a downhole acoustic telemetry module that generates an acoustic uplink signal such as a pulsed fluid flow or compressional waves in a tubing string wall. An optical waveguide transports an optical signal representing the acoustic uplink signal to the surface interface.