Patent application number | Description | Published |
20090077447 | MULTI-LAYER CYCLIC REDUNDANCY CHECK CODE IN WIRELESS COMMUNICATION SYSTEM - A wireless communication device ( | 03-19-2009 |
20090147724 | METHOD AND APPRATUS FOR RATE MATCHING WITHIN A COMMUNICATION SYSTEM - A method and apparatus for rate matching is described. During operation of a transmitter, multiple data streams are received and individually interleaved with a permutation of a same length K | 06-11-2009 |
20090219911 | PHYSICAL CHANNEL SEGMENTATION IN WIRELESS COMMUNICATION SYSTEM - A wireless communication transmitter ( | 09-03-2009 |
20100034139 | Scheduling Grant Information Signaling in Wireless Communication System - A wireless communication infrastructure entity including a transceiver coupled to a controller configured to generate parity bits based on scheduling grant information and to encode the parity bits based on additional scheduling grant information not used to generate the parity bits, wherein the encoded parity bits combined with the scheduling grant information. The additional scheduling grant information may be transport block size or redundancy version information. | 02-11-2010 |
20100110964 | Method for Relays within Wireless Communication Systems - A relay design backward compatible with existing wireless communication networks. The invention provides details of apparatus and methods to enable operation of inband relays. Using a grant-based inhibit mechanism, a Relay and an eNB can efficiently cooperate to improve the performance by allowing one of either UE or the Relay to transmit on the uplink. Similarly, the UE overrides any pre-determined schedule (i.e., absence of Reference Signals) by searching for a scheduling grant and if the UE find the scheduling grant, the UE can assume that the Relay has overridden the pre-determined schedule temporarily. | 05-06-2010 |
20100110967 | METHOD FOR COOPERATIVE RELAYING WITHIN MULTI-HOP WIRELESS COMMUNICATION SYSTEMS - A method for cooperative relaying within multi hop wireless communication systems includes a base station, in an attempt to decode a data packet, combining hard sliced channel bits and Logarithmic Likelihood Ratio (LLR) quality information received from relay stations who had also received the data packet with stored information about the data packet. | 05-06-2010 |
20100120442 | RESOURCE SHARING IN RELAY OPERATIONS WITHIN WIRELESS COMMUNICATION SYSTEMS - A wireless communication relay terminal including a controller coupled to a transceiver wherein the controller is configured to cause the transceiver to transmit a first portion of a first sub-frame during a first time-frequency region to a wireless communication device, to cause the transceiver to receive, from a base station, a portion of a second sub-frame during a second time-frequency region wherein the first and second time-frequency regions are non-overlapping The controller is also configured to detect a control region within the portion of the second sub-frame received by attempting to decode information in a possible control region of the second sub-frame having at least one of several possible starting locations that are known a priori by the terminal. | 05-13-2010 |
20100165931 | Apparatus and Method for Communicating Control Information Over a Data Channel in the Absence of User Data - An apparatus and method for communicating control information (e.g., CQI, rank, and/or ACK/NACK) over a data channel (e.g., PUSCH) in the absence of user data includes storing a reference block size for transmission of control information of a first type (e.g., CQI) in memory of a wireless communication device. The reference block size is based on a predetermined quantity of information bits for the first type of control information. Responsive to a scheduling message containing an allocation of data channel transmission resources, the wireless device determines a quantity of the allocated resources to be encoded with control information of a second type (e.g., rank or ACK/NACK). The wireless device may further determine a quantity of the allocated resources to be encoded with control information of the first type and multiplex the encoded control information of the first and second types into a subframe for transmission over the data channel. | 07-01-2010 |
20100195566 | APPARATUS AND METHOD FOR COMMUNICATING AND PROCESSING A POSITIONING REFERENCE SIGNAL BASED ON IDENTIFIER ASSOCIATED WITH A BASE STATION - A base station communicates a positioning reference signal (PRS) to wireless communication devices over a downlink in a wireless communication system by encoding a PRS into a first set of transmission resources, encoding other information into a second set of transmission resources, multiplexing the two sets of resources into a subframe such that the first set of resources is multiplexed into at least a portion of a first set of orthogonal frequency division multiplexed (OFDM) symbols based on an identifier associated with the base station and the second set of resources is multiplexed into a second set of OFDM symbols, and transmitting the subframe. Upon receiving the subframe, a wireless device determines which set of transmission resources contains the PRS based on the identifier associated with the base station that transmitted the subframe and processes the set of resources containing the PRS to estimate timing (e.g., time of arrival) information. | 08-05-2010 |
20100195614 | Method and Apparatus for Transport Block Signaling in a Wireless Communication System - A method and apparatus for generating a single statically defined downlink reference MCS table consisting of transport block sizes (TBSs) computed for 29 MCSs for each of j PRBs where j=1, . . . , N | 08-05-2010 |
20100232373 | Resource Allocation in Wireless Communication Systems - A wireless communication terminal including a controller coupled to a wireless transceiver wherein the transceiver is configured to receive a first control message on an anchor carrier, the first control message including a resource assignment for the anchor carrier. The transceiver is also configured to receive a second control message on the anchor carrier, the second control message associated with a set of component carriers, the set of component carriers are distinct from the anchor carrier. The controller determines a resource assignment for at least one component carrier in the set of component carriers using both the first and the second control messages. | 09-16-2010 |
20100238845 | Relay Operation in a Wireless Communication System - A method in a relay node operating in a time division duplex system wherein the relay node transmits downlink pilot timeslot information to a user terminal in a first temporal region of a special sub-frame, communicates with a base station during a second temporal region of the special sub-frame, the second temporal region is configured as a guard period for communications between the relay node and the user terminal, and configures a third temporal region of the special sub-frame. | 09-23-2010 |
20100331030 | Control and Data Signaling in Heterogeneous Wireless Communication Networks - A method in a wireless communication device including receiving control signaling from a base station in a control region of a downlink carrier spanning a first bandwidth, receiving a signaling message from the base station indicating a second bandwidth, receiving a first control message within the control region using a first Downlink Control Information (DCI) format size, the first DCI format size based on the first bandwidth, and receiving a second control message within the control region using a second DCI format size, the second DCI format size based on the second bandwidth, wherein the second bandwidth is distinct from the first bandwidth and the first and second control messages indicate downlink resource assignments for the downlink carrier. | 12-30-2010 |
20110044259 | Subframe Component Reduction and Notification in a Heterogeneous Wireless Communication System - A wireless base unit ( | 02-24-2011 |
20110066927 | MULTI-LAYER CYCLIC REDUCNDANCY CHECK CODE IN WIRELESS COMMUNICATION SYSTEM - A wireless communication device includes a receiver configured to receive a transport block with a sequence of bits wherein A is the number of bits, a first cyclic redundancy check (CRC) coder configured to generate a first block of CRC parity bits on a transport block and to associates the first block of CRC parity bits with the transport block, wherein a number of CRC parity bits in the first block is L, a segmenting entity configured to segment the transport block into multiple code blocks after associating when A+L is larger than 6144, a second CRC coder configured to generate a second block of CRC parity bits on each code block and to associate a second block of CRC parity bits with each code block, and a channel encoder configured to encode each of the code blocks including the associated second block of CRC parity bits if A+L>6144. | 03-17-2011 |
20110149868 | APPARATUS AND METHOD FOR COMMUNICATING AND PROCESSING A REFERENCE SIGNAL BASED ON AN IDENTIFIER ASSOCIATED WITH A BASE STATION - A wireless communication device receives at least a section of a subframe from a base station in a wireless communication system. The subframe includes transmission resources multiplexed onto subcarriers of orthogonal frequency division multiplexed (OFDM) symbols. A first set of OFDM symbols includes a reference signal and at least a second set of OFDM symbols includes information other than the reference signal (e.g., channel-coded data). The wireless device determines which OFDM symbols of the subframe constitute the first set of OFDM symbols based on an identifier associated with a base station that transmitted the subframe. The wireless device may then process the reference signal from the OFDM symbols that are determined to be the first set of OFDM symbols. The wireless device may also determine which OFDM symbols of the subframe constitute the second set of OFDM symbols and process non-reference signal information from OFDM symbols of the second set. | 06-23-2011 |
20110149903 | APPARATUS AND METHOD FOR COMMUNICATING AND PROCESSING A REFERENCE SIGNAL BASED ON AN IDENTIFIER ASSOCIATED WITH A BASE STATION - A base station, which includes a processor and a transmitter, communicates a reference signal to wireless communication devices in a wireless communication system. The processor encodes the reference signal into a first set of transmission resources, encodes other information into a second set of transmission resources, and multiplexes the two sets of transmission resources into a subframe, such that the first set of transmission resources is multiplexed into at least a portion of a first set of orthogonal frequency division multiplexed (OFDM) symbols based on an identifier associated with the base station and the second set of transmission resources is multiplexed into a second set of OFDM symbols. The transmitter transmits the subframe to the wireless devices. According to one embodiment, transmission resources for carrying the reference signal may be allocated according to a predetermined allocation, a semi-static allocation, a dynamic allocation, and/or an allocation based on higher layer signaling. | 06-23-2011 |
20110176405 | METHOD AND APPRATUS FOR RATE MATCHING WITHIN A COMMUNICATION SYSTEM - A method and apparatus for rate matching is described. During operation of a transmitter, multiple data streams are received and individually interleaved with a permutation of a same length K | 07-21-2011 |
20110199961 | METHOD FOR PROVIDING A CONTENTION BASED UPLINK CHANNEL - A method, a mobile system, and a user communication device are disclosed. A receiving unit | 08-18-2011 |
20120079359 | MULTI-LAYER CYCLIC REDUNDANCY CHECK CODE IN WIRELESS COMMUNICATION SYSTEM - A communication device is disclosed. The device is configured to generate a first block of first cyclic redundancy check (CRC) parity bits on a transport block wherein the first block of CRC parity bits is based on a first generator polynomial, to attach the first block of CRC parity bits to the transport block and to segment the transport block into multiple code blocks. The processor is also configured to generate a second block of CRC parity bits on each code block wherein each of the second blocks of CRC parity bits is based on a second generator polynomial that is different than the first generator polynomial. The first and second generator polynomials have a common degree. A second block of CRC parity bits is attached to each code block, and the code blocks are concatenated after channel encoding. | 03-29-2012 |
20120170541 | SCHEDULING GRANT INFORMATION SIGNALING IN WIRELESS COMMUNICATION SYSTEM - A wireless user terminal includes a controller communicably coupled to a transceiver. The controller is configured to determine scheduling grant information and additional scheduling grant information from a channel encoded scheduling grant received at the transceiver, wherein the channel encoded scheduling grant includes encoded parity bits combined with the scheduling grant information and the encoded parity bits include the additional scheduling grant information exclusive OR-ed with parity bits obtained from the scheduling grant information. | 07-05-2012 |
20120246548 | MULTI-LAYER CYCLIC REDUNDANCY CHECK CODE IN WIRELESS COMMUNICATION SYSTEM - A wireless communication device includes a transmitter configured to transmit a transport block with a sequence of bits wherein A is the number of bits, a first CRC coder configured to generate a first block of CRC parity bits on a transport block and to associates the first block of CRC parity bits with the transport block, wherein a number of CRC parity bits in the first block is L, a segmenting entity configured to segment the transport block into multiple code blocks after associating when A+L is larger than 6144, a second CRC coder configured to generate a second block of CRC parity bits on each code block and to associate a second block of CRC parity bits with each code block, and a channel encoder configured to encode each of the code blocks including the associated second block of CRC parity bits if A+L>6144. | 09-27-2012 |
20130016694 | Method and Apparatus for Transport Block Signaling in a Wireless Communication System - A method and apparatus for generating a single statically defined downlink reference MCS table consisting of transport block sizes (TBSs) computed for 29 MCSs for each of j PRBs where j=1, . . . , N | 01-17-2013 |
20130188505 | Control and Data Signaling in Heterogeneous Wireless Communication Networks - A method in a wireless communication device including receiving control signaling from a base station in a control region of a downlink carrier spanning a first bandwidth, receiving a signaling message from the base station indicating a second bandwidth, receiving a first control message within the control region using a first Downlink Control Information (DCI) format size, the first DCI format size based on the first bandwidth, and receiving a second control message within the control region using a second DCI format size, the second DCI format size based on the second bandwidth, wherein the second bandwidth is distinct from the first bandwidth and the first and second control messages indicate downlink resource assignments for the downlink carrier. | 07-25-2013 |