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Class Information
Number: 714/790
Name: Error detection/correction and fault detection/recovery > Pulse or data error handling > Digital data error correction > Forward error correction by tree code (e.g., convolutional) > Puncturing
Description: Subject matter where single bits are periodically deleted at intervals from a low-rate convolutional code.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7620880 LDPC concatenation rules for IEEE 802.11n system with packets length specified in OFDM symbols Nov. 17, 2009
7613243 Interleaver and parser for OFDM MIMO systems Nov. 3, 2009
7613269 Method for calculating equal error protection profiles Nov. 3, 2009
7610543 Method and apparatus for puncturing with unequal error protection in a wireless communication system Oct. 27, 2009
7606222 System and method for increasing the range or bandwidth of a wireless digital communication network Oct. 20, 2009
7607075 Method and apparatus for encoding and decoding data Oct. 20, 2009
7590925 Apparatus and method for detecting puncture position in a symbol stream encoded by punctured convolutional coding scheme Sep. 15, 2009
7584406 LDPC concatenation rules for IEEE 802.11n system with packets length specific in octets Sep. 1, 2009
7584400 Clash-free irregular-repeat-accumulate code Sep. 1, 2009
7583584 System and method for time diversity Sep. 1, 2009
7581159 Simplified decoding using structured and punctured LDPC codes Aug. 25, 2009
7568058 Rate matching apparatus, systems, and methods Jul. 28, 2009
7559007 Encoding and decoding with puncturing Jul. 7, 2009
7549112 Unique response for puncture drive media error Jun. 16, 2009
7546509 Method for forming rate compatible code using high dimensional product codes Jun. 9, 2009
7536630 Reconfigurable Viterbi/turbo decoder May. 19, 2009
7536624 Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes May. 19, 2009
7526717 Apparatus and method for coding and decoding semi-systematic block low density parity check codes Apr. 28, 2009
7523382 Apparatus and method for generating and decoding forward error correction codes having variable rate in a high-rate wireless data communication system Apr. 21, 2009
7523383 Rate matching method in mobile communication system Apr. 21, 2009
7509555 Radio apparatus for performing automatic retransmission Mar. 24, 2009
7493551 Method and device for delivering punctured code words encoded with a LDPC code Feb. 17, 2009
7487431 Method for a general near optimal turbo code trellis termination Feb. 3, 2009
7486644 Method and apparatus for transmitting and receiving data with high reliability in a mobile communication system supporting packet data transmission Feb. 3, 2009
7478312 Method and apparatus for performing turbo encoding in a 3GPP mobile communication system Jan. 13, 2009
7475330 Method and apparatus for generating a punctured symbol vector for a given information vector Jan. 6, 2009
7472335 Symbol by symbol variable code rate capable communication device Dec. 30, 2008
7464324 Method and apparatus for forward error correction coding for an AM in-band on-channel digital audio broadcasting system Dec. 9, 2008
7457276 Transmission and reception system, transmission and reception device, and method of transmission and reception Nov. 25, 2008
7458011 Low complexity hybrid ARQ scheme based on rate compatible zigzag codes Nov. 25, 2008
7451383 Rate matching device and method for a data communication system Nov. 11, 2008
7437654 Sub-packet adaptation in a wireless communication system Oct. 14, 2008
7437655 Apparatus and method for flexible data rate matching Oct. 14, 2008
7426680 Apparatus and method for transmitting TFCI bits for a hard split mode in a CDMA mobile communication system Sep. 16, 2008
7421644 Hybrid automatic repeat request system and method Sep. 2, 2008
7415075 Multi-rate encoding and decoding system Aug. 19, 2008
7415263 Receiver for a wireless communication device Aug. 19, 2008
7409622 System and method for reverse error correction coding Aug. 5, 2008
7409630 Modified chase combining for hybrid automatic repeat request Aug. 5, 2008
7404138 Apparatus and method for encoding and decoding TFCI in a mobile communication system Jul. 22, 2008
7373582 Apparatus and method for turbo decoding using a variable window size May. 13, 2008
7366272 Method and device for transmitting packet data in mobile communication system Apr. 29, 2008
7346835 Method for adapting of the data rate in a communications apparatus, and a corresponding communications apparatus Mar. 18, 2008
7346827 Forward error correction scheme for data channels using universal turbo codes Mar. 18, 2008
7340010 Forward error correction coding for hybrid AM in-band on-channel digital audio broadcasting systems Mar. 4, 2008
7336722 Method and apparatus for puncturing code symbols in a communications system Feb. 26, 2008
7305609 M-ary modulation for wireless systems Dec. 4, 2007
7298786 VSB transmission system Nov. 20, 2007
7293217 Detection, avoidance and/or correction of problematic puncturing patterns in parity bit streams used when implementing turbo codes Nov. 6, 2007
7293224 Encoding/decoding apparatus and method in a CDMA mobile communication system Nov. 6, 2007

1 2 3 4 5


 
 
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