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| Number | Title | Issue Date |
| 8438447 | Method and apparatus for time efficient retransmission using symbol accumulation An encoder receives an input bit stream and generates, based on the input bit stream, a first output bit stream based on at least a first polynomial and a second output bit stream based on at least a second polynomial. The first and second polynomials are each diffe... | 05/07/2013 |
| 8433968 | Method and system for HARQ combining in a telecommunication system A receiver and method for HARQ combining of a received codeword in a receiver with a FEC decoder, the method including computing Log Likelihood Ratios (LLRs) of demodulated soft symbols of the received codeword and outputting the LLRs as a-priori soft bits; performi... | 04/30/2013 |
| 8433969 | Forward error correction (FEC) auto negotiation for an optical transport network (OTN) In an Optical Transport Network communication device using a plurality of forward error correction (FEC) algorithms, a method is provided for auto negotiating an FEC algorithm between network-connected devices. The first device sends an FEC auto negotiation (AN) req... | 04/30/2013 |
| 8429480 | User specific load balancing In accordance with exemplary embodiments of the invention there is a method and apparatus to detect with a hybrid automatic repeat request function a collision between an uplink packet re-transmission and a new uplink packet transmission within a hybrid automatic re... | 04/23/2013 |
| 8429479 | Method and system to increase the throughput of a hybrid automatic repeat request (HARQ) protocol A method and system to increase the throughput of a HARQ protocol in a wireless network. When a station receives a downlink HARQ sub-burst that has an incorrect cyclic redundancy check, it determines if there is an overflow event of its buffer. If so, the station re... | 04/23/2013 |
| 8429482 | Multi-stage forward error correction decoding In one embodiment, a multi-stage decoder circuit is provided. Each stage of the decoder circuit is configured to perform one or more decoding iterations and produce an error mask indicating errors detected in the decoding stage. A compression circuit is coupled to o... | 04/23/2013 |
| 8429481 | Synchronous hybrid automatic repeat request (HARQ) protocol employing a first information element indicating whether to perform retransmission of an uplink data packet and a second information element indicates modulation and coding scheme (MCS) for the retransmission A base station receives an uplink data packet from a user equipment based on a synchronous hybrid automatic repeat request (HARQ) protocol, and transmits a first information element and a second information element in parallel to the user equipment. The first inform... | 04/23/2013 |
| 8407549 | Method for operation of synchronous HARQ in a wireless communication system A method for operating synchronous HARQ between a transmitting station and a receiving station in a TDD communication system, includes configuring a plurality of HARQ processes at the transmitting station, and transmitting a data burst in a first subframe to the rec... | 03/26/2013 |
| 8397121 | Decoding method and apparatus of retransmission communication system A decoding method and apparatus of a retransmission communication system are provided. In the decoding method and apparatus, weights are applied to error data and retransmitted data, and the resulting error data and the resulting retransmitted data are chase-combine... | 03/12/2013 |
| 8397120 | Method of error correction for a multicast message A method of error correction for a multicast message sent over a wireless network includes encoding a message into N data packets using a forward error correction code and multicasting at least L data packets of the N data packets over a wireless network to recipien... | 03/12/2013 |
| 8386875 | Method and system for handling HARQ operations during transmission mode changes A method and device for handling hybrid automatic repeat request (‘HARQ’) operations during transmission mode changes, the method detecting a transmission mode change; and manipulating an HARQ process buffer based on the detecting. Further, a method and network ... | 02/26/2013 |
| 8386877 | Communication system, transmitter, error correcting code retransmitting method, and communication program Intended is to achieve, in a wide range of an SN ratio, throughput on the same order of that attained by a method based on puncturing and improve computational complexity of decoding processing at a high coding rate. In a communication system for transmitting an err... | 02/26/2013 |
| 8386876 | Transmission of different redundancy versions on different degrees of freedom For downlink cooperative multi-point (CoMP) communication, each cooperating transmission point (e.g., base station) may send a retransmission packet with a different redundancy version to a user equipment (UE). Mechanisms may be provided to determine which transmiss... | 02/26/2013 |
| 8381061 | System and method for retransmissions in a wireless communications system A sender for a communications system transmits data as packets to a receiver. The receiver transmits quality values to the sender representing the reception quality of packets received with errors. The receiver stores information regarding a number of received data ... | 02/19/2013 |
| 8375266 | Adaptive error resilience for streaming video transmission over a network Adaptive error resilience for streaming video transmission over a network is provided. In one embodiment, a method of transmitting a plurality of packets comprises generating a first proactive repair redundancy information for a first data packet; adding the first p... | 02/12/2013 |
| 8365034 | Forward error correction (FEC) encoding and decoding method of variable length packet based on three-dimensional storage apparatus Provided is a Forward Error Correction (FEC) encoding method of a variable-length packet using a three-dimensional (3D) storage apparatus. In the FEC encoding method, an FEC coding may be performed to calculate a corresponding parity packet while an input data packe... | 01/29/2013 |
| 8359511 | Method and system for constructing and decoding rateless codes with partial information A method for data transmission to a receiving host, the transmitted data being coded for forward error correction, includes providing a pre-defined set Xk of symbols, having k symbols, at the transmitting host. An individual subset Xnh | 01/22/2013 |
| 8359512 | Interference avoidance with synchronous HARQ and persistent scheduling A method of avoiding periodic interference by permuting periodic transmissions by a base station (BS) may include transmitting a frame of data to a subscriber station (SS). The BS may check for an acknowledgement of the frame of data from the SS and may schedule a n... | 01/22/2013 |
| 8347166 | Device and method for optimally adjusting transmitter parameters A device and a method for optimally adjusting transmitter parameters are provided to optimize transmission performance of a digital signal system. The device comprises an error signal analyzing unit and a step length adjustment unit which are connected in signal wit... | 01/01/2013 |
| 8341485 | Increasing hybrid automatic repeat request (HARQ) throughput In some embodiments, the invention involves increasing hybrid automatic repeat request (HARQ) throughput. In one embodiment, throughput may be increased by clearing the retransmission buffer at least one frame in advance, based on status received from the downlink d... | 12/25/2012 |
| 8312340 | Information processing device, data transmitting device, and data transfer method of data transmitting device A selection-signal generating circuit in an LSI being a transmission-side LSI, when a transmission error is detected on an A-side signal line and degeneration control is performed thereon, instructs a selector to select an input from an ECC generator in order to tra... | 11/13/2012 |
| 8301957 | Incremental redundancy retransmission method for fragmented packets Incremental redundancy retransmission method suited to the transmissions of packets that can be fragmented into N packets of index i. ... | 10/30/2012 |
| 8291278 | Method and apparatus for combining hybrid automatic repeat request data in wireless communication system A receiving method and apparatus for combining Hybrid Automatic Repeat Request (HARQ) data in a wireless communication system are provided. More particularly, a method and apparatus for increasing HARQ combining capability while effectively using a limited-sized mem... | 10/16/2012 |
| 8286047 | Soft buffer memory configuration in a communication system In accordance with an embodiment of the present invention, an apparatus, comprising a processor configured to determine a total number of soft channel bits, a first number associated with hybrid automatic retransmit request processes and a second number associated w... | 10/09/2012 |
| 8276036 | Coding apparatus, coding processing target sequence forming method and viterbi decoding apparatus The coding apparatus, coding processing target sequence forming method and Viterbi decoding apparatus of the present invention can realize low delay processing with a minimum number of repetitive processing and suppress the degradation of the accuracy of decoding at... | 09/25/2012 |
| 8271844 | MAC architecture in wireless communication systems supporting H-ARQ A medium access control-high speed (MAC-hs) comprises a hybrid automatic repeat request (H-ARQ) device configured to receive data blocks over a wideband-code division multiple access (W-CDMA) high speed-downlink shared channel (HS-DSCH). The H-ARQ device generates a... | 09/18/2012 |
| 8266492 | FEC transmission processing apparatus and method and program recording medium There is provided with an FEC transmission processing apparatus including: a media packet acquiring unit configured to successively acquire media packets from a media packet generator; a media packet transmission unit configured to transmit the media packets acquire... | 09/11/2012 |
| 8190960 | Guaranteed inter-process communication A multiprocessor system includes multiple processors executing multiple processes that send messages to each other. The system uses a connectionless single-window inter-process communication (IPC) protocol to avoid the high message-processing overhead of a connectio... | 05/29/2012 |
| 8176379 | Apparatus and method for processing received data in a broadband wireless communication system A method for processing data of a received frame in a receiver of a broadband wireless communication system. The received data processing method includes extracting, from control information for data of one frame having multiple bursts, burst sizes of bursts constit... | 05/08/2012 |
| 8151158 | Method and system for decoding a data burst in a communication system The present invention provides methods and systems for decoding a data burst in a communication system. A data burst, including a plurality of forward error correction (FEC) blocks, is received. At least one FEC block of the data burst is decoded. Thereafter, it is ... | 04/03/2012 |
| 8151159 | Data communications system and data communications method between distributed controllers connected by serial bus A data communications system having a plurality of processing devices connected to a serial via a serial bus interface. The processing device provides a communication control line which connects each processing device in order and performs the transfer of transmissi... | 04/03/2012 |
| 8145970 | Data puncturing ensuring orthogonality within communication systems Data puncturing ensuring orthogonality within communication systems. Puncturing is employed within communication systems to ensure orthogonality (or substantial orthogonality) of various transmissions between communication devices within communication systems. Any o... | 03/27/2012 |
| 8132071 | Transmitting device, receiving device, packet transmission method, packet reception method, and programs for same A network interface unit of a server determines whether the transmission method of transmitting a packet is multicast transmission or unicast transmission; adds to the packet a second FEC when the transmission method of the packets is determined to be multicast tran... | 03/06/2012 |
| 8127196 | Server and client for determining error restoration according to image data transmission, and method of determining error restoration according to image data transmission Provided are a server and client for determining error restoration according to image data transmission, and a method thereof. The server includes a forward error correction (FEC) mode performer to output image data in which a redundant bit for error correction is a... | 02/28/2012 |
| 8108748 | Modulation symbol to outer codeword mapping The subject matter disclosed herein provides an outer coding framework that, in some implementations, provides frequency diversity to outer codewords that are mapped to modulation symbols. In one aspect, there is provided a method. The method may include inserting a... | 01/31/2012 |
| RE43101 | Method and transceiving device for retransmitting erroneous information units in radio links The present invention is related to an error handling in transmission of information units in radio links and in particular it is related to an error handling using automatic repeat request (ARQ) and transmission of information units in mobile communication. To redu... | 01/10/2012 |
| 8074141 | Method and device for transmitting data according to a hybrid ARQ method To achieve a greater flexibility when transmitting data according to a hybrid ARQ method, preferably when used in a mobile radio system, a channel-coded bit stream is divided into at lest one first bit stream (A) and one second bit stream (B, C), whereby these paral... | 12/06/2011 |
| 8060802 | Automatic repeat request (ARQ) apparatus and method of multiple input multiple output (MIMO) system Automatic Repeat reQuest (ARQ) apparatus and method of a Multiple Input Multiple Output (MIMO system are provided. The ARQ method includes decoding, when one or more packets are received, the received packets and trying to detect the decoded packets; and storing, wh... | 11/15/2011 |
| 7979770 | Method and apparatus for controlling an amount of information in retransmission data packets using hybrid automatic repeat request protocol The present invention relates to a method for transmitting data packets from a mobile terminal to a base station using a hybrid automatic repeat request protocol and soft combining of received data. Further, the present invention provides a base station and a mobile... | 07/12/2011 |
| 7975199 | Relay-assisted HARQ transmission system A method for transmitting data from a source to a destination. The method includes: transmitting the data from the source to both the destination and a relay station within a first transmission; decoding the data in the first transmitting at both the relay station a... | 07/05/2011 |
