Patent application number | Description | Published |
20080311919 | USE OF THE PHYSICAL UPLINK CONTROL CHANNEL IN A 3RD GENERATION PARTNERSHIP PROJECT COMMUNICATION SYSTEM | 12-18-2008 |
20090041140 | METHOD FOR BLINDLY DETECTING A PRECODING MATRIX INDEX - A method for blindly detecting a precoding matrix index used to transmit a data or control signal is provided. The method includes receiving at a mobile station ( | 02-12-2009 |
20090203323 | UPLINK CONTROL SIGNALING IN A COMMUNICATION SYSTEM - A system and method for uplink control signaling in a communication system includes a step of transmitting ( | 08-13-2009 |
20100110994 | METHOD AND APPARATUS FOR ALLOCATING A PHYSICAL RANDOM ACCESS CHANNEL IN AN OTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION SYSTEM - A method and eNode B are disclosed that allocate a Physical random access channel (PRACH) in an Orthogonal Frequency Division Multiplexing communication system. In one embodiment, the eNode B maintains a predetermined location of a PRACH within a sub-frame, which predetermined location is adjacent to a Physical uplink control channel (PUCCH), allocates one or more sub-frames of a radio frame to a PRACH, and receives an access attempt over the PRACH based on the predetermined sub-frame location and the allocated one or more sub-frames. In another embodiment, the eNode B allocates one or more Physical Resource Blocks (PRBs) of one or more sub-frames of a PRACH hopping pattern period to a PRACH and informs a user equipment of the PRBs allocated for the PRACH by transmitting a first parameter informing of a slot configuration and a second parameter informing of a duration of a PRACH hopping period. | 05-06-2010 |
20100165951 | System and Method for Downlink Signaling for High Speed Uplink Packet Access - A wireless communication system ( | 07-01-2010 |
20100172303 | System and Method for Downlink Signaling for High Speed Uplink Packet Access - A wireless communication system ( | 07-08-2010 |
20100195587 | METHOD FOR UPLINK ACKNOWLEDGEMENT/NON-ACKNOWLEDGEMENT MESSAGES IN A WIRELESS COMMUNICATION SYSTEM - A method for uplink ACK/NACK for LTE TDD. The method includes receiving a frame having multiple subframes wherein a plurality of subframes being downlink subframes and at least one subframe being an uplink subframe. One uplink subframe can contain an acknowledgment/non-acknowledgment (ACK/NACK) corresponding to at least one of the plurality of downlink subframes. To transmit ACK/NACKs, one uplink subframe for ACK/NACK is used in response to one of the plurality of downlink subframes. In addition, ACK/NACK responses can be bundled into one uplink subframe for at least two of the plurality of downlink subframes. In an embodiment, multiple ACK/NACK responses can be used in one uplink subframe that corresponds to at least two of the plurality of downlink subframes in a multiple feedback configuration. One uplink subframe for ACK/NACK responses and bundling multiple ACK/NACK responses is for a bundled feedback configuration. | 08-05-2010 |
20120087327 | METHOD AND APPARATUS FOR PROVIDING DOWNLINK ACKNOWLEDGEMENTS AND TRANSMIT INDICATORS IN AN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION SYSTEM - A communication system provides downlink acknowledgments corresponding to uplink transmission using hybrid automatic repeat request to multiple users in an Orthogonal Frequency Division Multiplexing communication system, wherein a frequency bandwidth comprises multiple frequency sub-carriers, by spreading each acknowledgment of multiple acknowledgments with a selected spreading sequence of multiple spreading sequences to produce multiple spread acknowledgments, wherein each acknowledgment is intended for a different user of the multiple users, and distributing the multiple spread acknowledgments across the multiple frequency sub-carriers. | 04-12-2012 |
20120182942 | METHOD AND APPARATUS FOR TRANSMISSION OF UPLINK CONTROL SIGNALING AND USER DATA IN A SINGLE CARRIER ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION SYSTEM - A user equipment (UE) operating in an Orthogonal Frequency Division Multiplexing communication system transmits Layer 1 and Layer 2 user data non-associated and user data associated control signaling on an uplink by puncturing user data information with the user data non-associated and user data associated control signaling to produce a data stream wherein the control signaling and user data information are multiplexed. The UE then conveys the punctured data stream to a radio access network via an air interface. The communication system further provides for a selection of a coding and modulation for the control signaling based on a modulation and coding scheme of the user data and a transmission scheme that is applied for transmission of the user data information over the air-interface. | 07-19-2012 |
20130114543 | USE OF THE PHYSICAL UPLINK CONTROL CHANNEL IN A 3RD GENERATION PARTNERSHIP PROJECT COMMUNICATION SYSTEM | 05-09-2013 |
20140293938 | METHOD FOR UPLINK ACKNOWLEDGEMENT/NON-ACKNOWLEDGEMENT MESSAGES IN A WIRELESS COMMUNICATION SYSTEM - A method for uplink ACK/NACK for LTE TDD. The method includes receiving a frame having multiple subframes wherein a plurality of subframes being downlink subframes and at least one subframe being an uplink subframe. One uplink subframe can contain an acknowledgment/non-acknowledgment (ACK/NACK) corresponding to at least one of the plurality of downlink subframes. To transmit ACK/NACKs, one uplink subframe for ACK/NACK is used in response to one of the plurality of downlink subframes. In addition, ACK/NACK responses can be bundled into one uplink subframe for at least two of the plurality of downlink subframes. In an embodiment, multiple ACK/NACK responses can be used in one uplink subframe that corresponds to at least two of the plurality of downlink subframes in a multiple feedback configuration. One uplink subframe for ACK/NACK responses and bundling multiple ACK/NACK responses is for a bundled feedback configuration. | 10-02-2014 |
Patent application number | Description | Published |
20120170505 | Method, Device and System for a Relay to Establish a Connection with a Base Station - A method, a device and a system for a relay to establish a connection with a base station are disclosed. Interface information sent from a serving base station is received. Resource information is obtained from the interface information. The resource information is used to indicate wireless resources used when the relay communications with a non-serving base station. A wireless connection is established with the non-serving base station in the wireless resources indicated by the resource information. | 07-05-2012 |
20120250551 | System and Method for Transmission and Reception of Control Channels in a Communications System - A method for transmitting control information to a wireless node includes determining, by a communications controller, a region for the control information in a subframe as at least one of a data region and a control region of the subframe. The method also includes modulating, by the communications controller, the control information, and mapping, by the communications controller, the modulated control information onto resources of the subframe according to the determined region. The method further includes transmitting, by the communications controller, the subframe to the wireless node. | 10-04-2012 |
20120250641 | System and Method for Signaling a Location of a Control Channel - A method for transmitting control information to a wireless node in a communications system includes mapping, by a communications controller, the control information onto resources associated with a wireless node specific search space, the wireless node specific search space being located in a first data region of a first subframe, the first subframe including a first common search space in addition to the wireless node specific search space. The method also includes generating, by the communications controller, a location indicator identifying a location of the wireless node specific search space. The method further includes transmitting, by the communications controller, the first subframe to the wireless node, and transmitting, by the communications controller, the location indicator to the wireless node. | 10-04-2012 |
20120250642 | System and Method for Transmission and Reception of Control Channels - A method for transmitting control information to a wireless node includes determining, by a communications controller, a first resource assignment parameter according to a pseudo-random sequence derived from an identifier, and mapping, by the communications controller, using the first resource assignment parameter, a demodulation reference signal associated with the wireless node onto a first resource located in a data region of a subframe. The method also includes mapping, by the communications controller, modulated control information associated with the wireless node onto a second resource located in the data region of the subframe, and transmitting, by the communications controller, the subframe to the wireless node. | 10-04-2012 |
20120252447 | System and Method for Transmitting and Receiving Control Channels - A method for transmitting resource allocation information to a wireless node in a communications system includes selecting a search space from one of a first search space and a second search space, the first search space associated with a first set of control channel parameters and the second search space associated with a second set of control channel parameters. The method also includes modulating the first control information, and mapping the modulated first control information onto the selected search space in a first subframe, where at least one of modulating the first control information and mapping the modulated first control information is according to a selected set of control channel parameters associated with the selected search space. The method further includes transmitting the first subframe to the wireless node, and transmitting a first parameter indicator identifying the selected set of control channel parameters to the wireless node. | 10-04-2012 |