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| Establishing a device-to-device communication session|
A method is disclosed for establishing a device-to-device communication session between mobile devices which are mutually connectable via a d2d communication channel (ddc) and individually connectable to a mobile network (mn), including preloading an initiation key on each of the mobile devices, the initiation key being associated with a validity period; and on each of the mobile devices: verifying a validity of the initiation key based on a current time; if the initiation key is deemed valid, generating a session key using the initiation key by using the initiation key in performing a key agreement procedure between the mobile devices over the d2d communication channel (ddc), the key agreement procedure resulting in the session key if the initiation key used by each of the mobile devices matches; and establishing the d2d communication session over the d2d communication channel (ddc) based on the session key.. .
Nederlandse Organisatie Voor Toegepast-natuurwetenschappelijk Onderzoek Tno
| Channel structure for discovering terminal in wireless communication system, and power control method and apparatus|
The present disclosure provides a method for performing a cellular communication in a device-to-device communication system, the method comprising the operations of: receiving scheduling to transmit an uplink signal through a specific resource of a discovery channel from a base station; generating uplink scheduling information notifying scheduling of the uplink signal; and transmitting the uplink scheduling information through at least one discovery resource of the discovery channel.. .
Research & Business Foundtion Sungkyunkwan University
| Method for configuring prach resource, acquiring resource configuration, base station, and user equipment|
The present invention relates to the field of communications, and in particular, to a method for configuring a physical random access channel (prach) resource, a method for acquiring a prach resource configuration, a base station, and user equipment. The method for configuring a resource includes configuring, by a base station, a supported coverage enhancement level and a prach resource corresponding to the coverage enhancement level, and transmitting, by the base station to user equipment, a resource index and/or resource configuration information of the prach resource configured for the coverage enhancement level, so that the user equipment acquires the corresponding prach resource, and transmits a preamble on the acquired prach resource..
Huawei Technologies Co., Ltd.
| Method for transmitting and receiving scheduling grant in wireless communication system supporting device-to-device communication, and device for same|
The present invention discloses a method for transmitting a synchronization signal and a synchronization channel in a wireless communication system supporting device-to-device (d2d) communication; and an apparatus for the method. More specifically, a method for transmitting a d2d synchronization signal and a d2d synchronization channel in a wireless communication system supporting d2d communication comprises mapping the d2d synchronization signal and the d2d synchronization channel to a physical resource; and transmitting the mapped d2d synchronization signal and d2d synchronization channel to a ue, wherein the d2d synchronization signal is mapped to 64 subcarriers in the frequency domain, and the d2d synchronization channel is mapped to the same resource block with the d2d synchronization signal..
Lg Electronics Inc
| Communication device and controlling a receiver|
A communication device is described including a receiver, a determiner configured to determine, for a first data transmission via a first communication channel and a second data transmission via a second data communication channel, wherein the first data transmission and the second data transmission overlap in time, a first time period during which the receiver is to receive data transmitted in the first data transmission and a second time period during which the receiver is to receive data transmitted in the second data transmission based on information about the quality of data transmission via the first communication channel and based on information about the quality of data transmission via the second communication channel and a controller configured to control the receiver to receive data transmitted in the first data transmission during the first time period and to receive data transmitted in the second data transmission during the second time period.. .
Intel Deutschland Gmbh
| Method and transmitting and receiving feedback for cooperative communication system|
A method and an apparatus for transmitting and receiving a feedback signal in a cellular mobile communication system is provided. The method of transmitting feedback in a cooperative multi-point (comp) system, includes receiving feedback set information including allocation information of a channel status information reference signal (csi-rs) transmitted for estimating a channel of a user equipment (tie), receiving identification (id) information for identifying a comp set including csi-rs allocation information from a cell operating in a comp mode, extracting the comp set using the id information and a feedback set, detecting a first feedback mode and first feedback timing with a first csi-rs not included in the comp set among csi-rss included in the feedback set, and generating and transmitting feedback with respect to the first csi-rs according to the detected first feedback mode and the first feedback timing..
Samsung Electronics Co., Ltd.
| Method of access and link adaptation for coverage enhanced wireless transmissions|
Coverage enhancement of channels in a wireless communication system such as long term evolution (lte) and lte-advanced (lte-a). Coverage enhancement may include repetition of a channel in the time and/or frequency domain, power boosting of the channel, and reference signal improvement for better channel estimation accuracy.
Interdigital Patent Holdings, Inc.
| System and reserving unlicensed spectrum|
A method for reserving a shared channel in a wireless communications system includes when a first device has a communications to start at a first time, determining, by the first device, a push-forward duration in accordance with at least quality of service (qos) information associated with the communications, and performing, by the first device, at least one clear channel assessment (cca) to reserve the shared channel at a second time that is before the first time by the push-forward duration.. .
Futurewei Technologies, Inc.
| Cyclic redundancy check for uplink control information on control and data channels|
Methods, systems, and devices are described for wireless communication. One method includes identifying uplink control information (uci) for a component carrier (cc) of a carrier aggregation (ca) configuration which may include a primary cell (pcell) and, in some aspects, a physical uplink control channel (pucch) enabled secondary cell (scell); determining to include cyclic redundancy check (crc) information for the uci based at least in part on a uci characteristic or an uplink control channel format; and transmitting an uplink channel comprising the uci and the crc information..
| Techniques to manage reverse channel audio sessions|
Methods, systems, apparatuses, and devices are described for reverse channel audio (rca) session establishment and management. A sink device may identify a unidirectional communication channel with a source device.
Method for search space configuration of enhanced physical downlink control channel
A method to allocate physical radio resources for both distributed and localized transmission schemes of epdcch and configure common and ue-specific search space for ue is provided. In one embodiment, a ue receives a first high-layer information to determine a first set of prbs.
Method and user equipment for receiving downlink signal and method and base station for transmitting downlink signal
The present invention provides: a base station for repeatedly transmitting a physical downlink control channel (pdcch) during a first subframe bundle comprising a plurality of subframes, and transmitting a pdsch related to the pdcch; and user equipment for receiving the pdcch and the pdsch. The pdsch can be transmitted to the user equipment starting from subframe n+k, which is the kth subframe after the last subframe n-1 in the first subframe bundle, wherein k is an integer bigger than 0.
Lg Electronics Inc.
Method for transmitting signal using plurality of antenna ports and transmission end same
The present invention relates to wireless communication, and more particularly, to a method for transmitting a signal using a plurality of antenna ports and a transmission end apparatus for same. According to a method for a transmission end transmitting the signal in a multi-input multi-output (mimo) wireless communication system of the present invention, a step of transmitting instruction information on a first channel transmission method to a reception end, and a step of transmitting the first channel to the reception end using a resource region are comprised, wherein the first channel is either an advanced-physical downlink control channel (a-pdcch) or a relay-physical downlink control channel (r-pdcch), the first channel is not transmitted when at least a portion of the resource region overlaps with a resource region used for transmitting a second channel, and wherein the second channel can be periodically transmitted using a predetermined portion of the resource region..
Lg Electronics Inc.
Systems and methods for downlink scheduling that mitigate pdcch congestion
Systems and methods are disclosed for improving physical downlink control channel (pdcch) allocation for improved downlink scheduling. In some embodiments, a method of operation of a network node in a cellular communications network comprises transmitting a downlink assignment to a wireless device, the downlink assignment comprising an indication of whether the downlink assignment applies to a single transmit time interval (tti) or multiple consecutive ttis, and transmitting a downlink data transmission to the wireless device during a single tti or multiple downlink data transmissions to the wireless device during multiple consecutive ttis according to the downlink assignment.
Telefonaktiebolaget L M Ericsson (publ)
Transmit power control for physical random access channels
The invention relates to methods for adjusting the transmit power utilized by a mobile terminal for uplink transmissions, and to methods for adjusting the transmit power used by a mobile terminal for one or more rach procedures. The invention is also providing apparatus and system for performing these methods, and computer readable media the instructions of which cause the apparatus and system to perform the methods described herein.
Sun Patent Trust
Method for controlling transmission power, and same
A method is provided for controlling transmission powers by a communication apparatus in a wireless communication system supporting a plurality of component carriers. When a sounding reference symbol (srs) transmission overlaps with a physical uplink control channel (pucch) transmission in a time domain, the communication apparatus checks as to whether a total of a pucch transmission power for the pucch transmission on a first component carrier and a srs transmission power for the srs transmission on a second component carrier exceeds a maximum transmission power configured for the communication apparatus.
Lg Electronics Inc.
Method and transmitting control information in a wireless communication system
A wireless communication system is disclosed. Disclosed herein are methods for transmitting a physical uplink control channel (pucch) signal in a wireless communication system, which includes setting transmit power for the pucch signal, and an apparatus thereof.
Lg Electronics Inc.
Management device, terminal device, management method, channel scanning method, and memory medium that carry out channel scanning processing of wireless circuit
A reception unit receives positional information of a terminal device from the terminal device via a base station device that uses at least one of a plurality of channels. A generation unit generates channel information related to a channel in scan processing of the terminal device on the basis of the positional information received by the reception unit.
Jvc Kenwood Corporation
Unmanned aerial vehicle guidance and communication device with system and method
A communication device of a communication system to guide unmanned aerial vehicles.. .
Freeflight Systems, Inc.
Signaling resource allocations in multi-user data units
A physical layer (phy) preamble of a multi-user (mu) phy data unit is generated. The phy preamble is generated to include formatting information regarding the mu phy data unit, including a field to be transmitted within a first individual communication channel among a plurality of individual communication channels that collectively span a bandwidth of a composite channel, each individual communication channel including a plurality of basic resource allocation (ra) units that collectively span a bandwidth of the individual communication channel.
Marvell World Trade Ltd.
High efficiency signal field in high efficiency wireless local area network
This disclosure describes methods, apparatus, and systems related to a high efficiency signal field in high efficiency wireless lan access network. A device may determine at least one communication channel with one or more devices including a first device and a second device.
Intel Ip Corporation
Method and removing interference and receiving signal in wireless communication system
The present invention relates to a wireless communication system. A method for receiving a signal using a network assisted interference cancellation by a terminal in a wireless communication system comprises the steps of: receiving pa information corresponding to a ratio of an energy per resource element (epre) of a physical downlink control channel (pdsch) to an epre of a common reference signal (crs), wherein the pa information comprises first pa information and second pa information which are distinguished according to a modulation order; and removing interference of an adjacent cell using the first pa information or the second pa information corresponding to the modulation order of the signal and receiving a signal..
Lg Electronics Inc.
Digital broadcasting system and data processing method
A digital broadcasting system is provided. The system includes an rs (reed-solomon) encoder configured to encode mobile service data for fec (forward error correction) to build rs frames including the mobile service data and a signaling information table, a signaling encoder configured to encode signaling information including fast information channel (fic) data and transmission parameter channel (tpc) data, a group formatter configured to form data groups, wherein at least one of the data groups includes encoded mobile service data, known data sequences, the fic data and the tpc data, and a transmission unit configured to transmit the broadcast signal including a parade of the data groups..
Lg Electronics Inc.
Application for in-field discovery, diagnosis and repair of a set-top device
A method for performing in-field discovery, diagnosis and/or repair of a set-top device includes the steps of: determining whether at least a first set-top device is non-responsive to a head-end via a communication channel established between the head-end and the first set-top device; executing a search and rescue (sar) module on the first set-top device when it is determined that the first set-top device is non-responsive to the head-end; and re-establishing communications between the first set-top device and the head-end by the sar module executing on the first set-top device.. .
Time Warner Cable Enterprises Llc
Systems and methods for picture quality monitoring
A receiving device performs an action that results in a corrective measure being taken to address a picture quality issue detected in real time in the frames currently being displayed on a television or other device. The receiving device or a remote system compares indications of video frames currently being displayed to stored video frames for that program to detect macroblocking or a frozen video frame.
Echostar Technologies L.l.c.
Techniques to overcome communication lag between terminals performing video mirroring and annotation operations
Techniques are disclosed for overcoming communication lag between interactive operations among devices in a streaming session. According to the techniques, a first device streaming video content to a second device and an annotation is entered to a first frame being displayed at the second device, which is communicated back to the first device.
Simulated transparent display with augmented reality for remote collaboration
A method and system for remote collaboration and remote instruction utilizing computing devices at trainee site and mentor sites are disclosed. Annotations are superimposed onto a trainee's view of a view field displayed using a simulated transparent display with augmented reality (“ar”).
Purdue Research Foundation
Video processing apparatus, video processing method, and storage medium
A video processing apparatus includes an acquisition unit configured to acquire annotation information corresponding to at least one associated video, which is associated with a video that is to be processed, and a display control unit configured to perform control to display, on a display screen for displaying the video that is to be processed, both the annotation information corresponding to the associated video acquired by the acquisition unit and the video that is to be processed.. .
Canon Kabushiki Kaisha
Method and accessing an enterprise resource planning system via a mobile device
A method and apparatus for accessing an enterprise resource planning system via a mobile device is described. In one embodiment, the method includes parsing data from a host application access application into at least one object in an application-specific format, converting the data into an intermediate format that is compatible with a mobile device and communicating the converted data to the mobile device..
Bonding of multiple concurrent data streams among multiple devices
Examples are disclosed for conducting an internet protocol (ip) communication session between a computer device and a communications server with the assistance of an intermediate communication device. A first communication channel between the computer device and the communications server is established for sending and receiving an ip packet data media stream representative of the ip communication session.
A biometric authentication system is disclosed that provides authentication capability using biometric data in connection with a challenge for parties engaging in digital communications such as digital text-oriented, interactive digital communications. End-user systems may be coupled to devices that include biometric data capture devices such as retina scanners, fingerprint recorders, cameras, microphones, ear scanners, dna profilers, etc., so that biometric data of a communicating party may be captured and used for authentication purposes..
At&t Intellectual Property Ii, L.p.
Server-assisted secure exponentiation
In one embodiment, a method for secure computation, includes receiving in a server, over a communication channel from a device external to the server a request to perform a modular exponentiation operation in which an exponent of the operation comprises a secret value, wherein the secret value is not provided to the server, and at least two parameters that encode the secret value in accordance with a polynomial or matrix homomorphic encryption of the secret value computed by the device, and performing in the server, in response to the request, a homomorphic exponentiation using the at least two parameters received from the device without decrypting the secret value in the server, so as to generate an output that is indicative of a result of the modular exponentiation operation.. .
Cisco Technology, Inc.
Security control euicc and euicc
Embodiments of the present invention disclose a security control method for an euicc, including: verifying, by an embedded integrated circuit card euicc, whether a subscription manager-secure routing sm-sr entity is authorized to manage the euicc; and if yes, establishing, by the euicc, a secure transmission channel with the sm-sr entity, where the secure transmission channel is used for management interaction of the euicc. The embodiments of the present invention further disclose an euicc.
Huawei Device Co., Ltd.
System and redirected firewall discovery in a network environment
A method is provided in one example embodiment that includes receiving metadata from a host over a metadata channel. The metadata may be correlated with a network flow and a network policy may be applied to the connection.
System and multipath communication in an aircraft
Disclosed is a method and seat centric device for providing data over a plurality of communication channels inside an aircraft. In one aspect, the method comprises obtaining a request from a user device and identifying data associated to the request.
Hcl Technologies Limited
Hybrid waveform design combining ofdm and cyclic prefix based single carrier for millimeter-wave wireless communication
Methods, systems, and devices are described for generating a hybrid waveform for data transmission between a transmitting device and a receiving device. The transmitting device may employ an ofdm processing technique to periodically transmit known first pilot symbols mapped from a signal constellation where each signal has equal energy during a first time period and a cyclic prefix based single-carrier (cp-sc) processing technique to transmit data packets and second known pilot symbols during a second time period.
Steepest descent ffe computation and tracking
A nonlinear equalizer for iteratively equalizing a data communication channel, which comprises a transmitter at the input of the channel, for transmitting data and one or more training sequences over the channel; a receiver at the output of the channel, for receiving the data and the one or more training sequences; a sampling circuit for sampling received data; a processor, for processing the samples. The processor is adapted to calculate the derivative of the mse for each of the ffe taps; calculate the derivative of the variance of the enhanced noise with the ffe taps; iteratively update the ffe coefficients, while during each update, injecting samples of a known training sequence into the channel.
Reduced dimension time domain channel estimation in a wireless communication network
Methods and systems for obtaining improved joint channel estimates for a multi-user, frequency-multiplexed data transmission such as sc-fdma or ofdm begins by estimating separate contributions of users (and/or other signal sources) to the received signal based on joint frequency domain channel estimates. A reduced data set is obtained by subtracting contributions of one or more users from the received data, leaving only the estimated contributions of the remaining users, with noise and residual estimation error signal.
Collision Communications, Inc.
Hybrid intra-vehicle communication network
Technical solutions are described for facilitating intra-vehicle wireless communication among a plurality of electronic control units. An example method includes determining, by a first electronic control unit in a vehicle, a wait-time for a message, which is to be transmitted to a second electronic control unit in the vehicle via a wireless channel.
Gm Global Technology Operations Llc
Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems
Systems and methods for decoding block and concatenated codes are provided. These include advanced iterative decoding techniques based on belief propagation algorithms, with particular advantages when applied to codes having higher density parity check matrices such as iterative soft-input soft-output and list decoding of convolutional codes, reed-solomon codes and bch codes.
Ln2 Db, Llc
Broadcast transmitter and processing broadcast service data for transmission
A method is provided for processing broadcast data in a broadcast transmitter. Broadcast service data is randomized.
Lg Electronics Inc.
Codebook sub-sampling for csi feedback on pucch for 4tx mimo
Channel state information (csi) feedback in a wireless communication system is disclosed. User equipment transmits a csi feedback signal via a physical uplink control channel (pucch).
Texas Instrumentsins Corporated
Stator comprising an integrated radiator
This electric motor includes a frame defining an internal volume and comprising a rotor and a stator, a primary cooling circuit comprising at least one primary conduit and in fluidic communication with the outside of the frame for circulating a gas stemming from the outside of the frame in the internal volume of the frame, a secondary cooling circuit extending in the internal volume of the frame and isolated from the outside of the frame, said secondary cooling circuit comprising at least one first cooling channel going through the rotor and at least one second cooling channel going through the stator, wherein it comprises at least one heat insulation channel interposed between the primary conduit of the primary cooling circuit and the second cooling channel of the secondary cooling circuit.. .
Alstom Transport Technologies