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Browse by Category: Main > Communications
Class Information
Number: 375/262
Name: Pulse or digital communications > Systems using alternating or pulsating current > Plural channels for transmission of a single pulse train > Quadrature amplitude modulation > Maximum likelihood decoder or viterbi decoder
Description: Subject matter for choosing an estimate code word for each possible received sequence of a demodulation output.










Patents under this class:

Patent Number Title Of Patent Date Issued
8711987 Method and receiver for jointly decoding received communication signals using maximum likelihood detection Apr. 29, 2014
8711959 Frequency offset estimation apparatus and method of OFDM system Apr. 29, 2014
8711958 Method for decoding a spatially multiplexed data signal using a maximum likelihood detection Apr. 29, 2014
8707121 Forward error correction encoding/decoding method and apparatus, digital broadcasting reception apparatus, and decoding method thereof Apr. 22, 2014
8706040 Method for avoiding inter-cell interference in multi-cell environment using multiple codebooks Apr. 22, 2014
8705669 Low-latency viterbi survivor memory architecture and method using register exchange, trace-back, and trace-forward Apr. 22, 2014
8705666 Decoding for MIMO systems Apr. 22, 2014
8705665 Process for performing log-likelihood-ratio clipping in a soft-decision near-ML detector, and detector for doing the same Apr. 22, 2014
8705590 Code generating apparatus, reference signal generating apparatus, and methods thereof Apr. 22, 2014
8694877 Max-log-map equivalence log likelihood ratio generation soft viterbi architecture system and method Apr. 8, 2014
8693569 Methods and apparatus for dynamic wireless device coexistence Apr. 8, 2014
8693555 Communication system Apr. 8, 2014
8687751 Multiple-input multiple-output receivers using successive interference cancellation based on cyclic redundancy check Apr. 1, 2014
8687740 Receiver and reception method for layered modulation Apr. 1, 2014
8681915 Method for transmitting synchronization messages in a communication network Mar. 25, 2014
8681909 Maximum likelihood decoding method and receiver Mar. 25, 2014
8675791 Method and an apparatus for deconvoluting a noisy measured signal obtained from a sensor device Mar. 18, 2014
8675756 Method for identifying received symbols corrupted by burst noise and related device Mar. 18, 2014
8675755 Method and apparatus for jointly decoding independently encoded signals Mar. 18, 2014
8675717 Rate selection in a communication system Mar. 18, 2014
8670494 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal Mar. 11, 2014
8665996 Efficient parallel sub-packet decoding using multiple decoders Mar. 4, 2014
8665986 Communication system with modulation classifier and method of operation thereof Mar. 4, 2014
8665977 Multilevel cluster-based MIMO detection method and MIMO detector thereof Mar. 4, 2014
8665970 Method and arrangement related to blind detection Mar. 4, 2014
8665927 Acquisition method with improved multi-frequency correlation Mar. 4, 2014
8660199 Method of demodulating a quadrature amplitude modulation signal and method of data communication Feb. 25, 2014
8660167 Device and method for distortion-robust decoding Feb. 25, 2014
8659987 Adaptive modulation for fixed wireless link in cable transmission system Feb. 25, 2014
8654879 Multi-antenna channel estimation method based on polyphase decomposition Feb. 18, 2014
8654877 Multiple-input, multiple-output telecommunications schemes Feb. 18, 2014
8654873 Method to invoke channel decoder early to decrease the acquisition time in demodulators Feb. 18, 2014
8649429 Systems for reducing adverse effects of deep fades in DTV signals designed for mobile reception Feb. 11, 2014
8644433 MIMO soft demodulation using hard-decision candidate selection Feb. 4, 2014
8644432 Viterbi decoder for decoding convolutionally encoded data stream Feb. 4, 2014
8644431 Parallel execution of trellis-based methods Feb. 4, 2014
8644406 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal Feb. 4, 2014
8644404 Wireless communication system and wireless communication method Feb. 4, 2014
8644402 Apparatus and method for compressive sensing tap identification for channel estimation Feb. 4, 2014
8638886 Parallel viterbi decoder with end-state information passing Jan. 28, 2014
8638867 Methods and apparatus for compensating for propagation delays in coordinated multi-point transmission Jan. 28, 2014
8638732 Apparatus and method for allocating resources using codebook in a broadband wireless communication system Jan. 28, 2014
8634490 Techniques for detection of signals in multiple-input multiple-output communication systems Jan. 21, 2014
8630377 Detection of wideband interference Jan. 14, 2014
8630375 Method and apparatus for received signal processing in a multi-stage receiver Jan. 14, 2014
8630363 Single-carrier block transmission with trellis coded modulation (TCM), multi-level coded modulation (MLCM) and bit-interleaved MLCM (BIMLCM) Jan. 14, 2014
8630362 QLM co-state MAP trellis Jan. 14, 2014
8627168 Decoding device and decoding method Jan. 7, 2014
8625723 Method and apparatus for performing demapping in wireless communication system Jan. 7, 2014
8625694 Signal processing for independently produced signals Jan. 7, 2014











 
 
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