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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 |
| 8229040 |
Feedforward receiver and method for reducing inter-symbol interference by using joint soft values |
Jul. 24, 2012 |
| 8229039 |
Flexible rate matching |
Jul. 24, 2012 |
| 8229014 |
Fast fourier transform processing in an OFDM system |
Jul. 24, 2012 |
| 8229013 |
Methods and systems for maximum-likelihood detection using post-squaring compensation |
Jul. 24, 2012 |
| 8225168 |
Method and system for data transmission in a multiple input multiple output (MIMO) system |
Jul. 17, 2012 |
| 8223896 |
Soft bit value generation in a sequence estimator |
Jul. 17, 2012 |
| 8223895 |
Signal separating device and signal separating method |
Jul. 17, 2012 |
| 8223882 |
Joint constellation multiple access |
Jul. 17, 2012 |
| 8223870 |
Systems and methods for N-dimensional leaf-node prediction for MIMO detection |
Jul. 17, 2012 |
| 8223868 |
Method of determining a variable quantization step size for improving channel decoding, method and apparatus of performing channel decoding operation based on a variable quantization step size |
Jul. 17, 2012 |
| 8223867 |
Wireless communications with efficient channel coding |
Jul. 17, 2012 |
| 8223853 |
Method and apparatus for decoding data in a layered modulation system |
Jul. 17, 2012 |
| 8218698 |
Method for frequency offset estimation and automatic frequency control for filtered signal with destroyed phase information and signal transceiver |
Jul. 10, 2012 |
| 8218690 |
Timing offset compensation for high throughput channel estimation |
Jul. 10, 2012 |
| 8218671 |
Receiving apparatus, receiving method and communication system |
Jul. 10, 2012 |
| 8218665 |
Symbol time synchronization method for OFDM systems |
Jul. 10, 2012 |
| 8213549 |
Apparatus, computer program and method for determining a symbol estimate |
Jul. 3, 2012 |
| 8213525 |
Method of estimating and removing noise in OFDM systems |
Jul. 3, 2012 |
| 8213491 |
Adaptive ultrawideband receiver method |
Jul. 3, 2012 |
| 8213466 |
Robust digital communication system |
Jul. 3, 2012 |
| 8213465 |
Robust digital communication system |
Jul. 3, 2012 |
| 8213464 |
Robust digital communication system |
Jul. 3, 2012 |
| 8208566 |
Apparatus and method for transmitting/receiving feedback information in a multi-user MIMO system, and system thereof |
Jun. 26, 2012 |
| 8204160 |
Method and apparatus for generating soft bit values |
Jun. 19, 2012 |
| 8204140 |
Subscriber unit and method for variable forward error correction (FEC) decoding |
Jun. 19, 2012 |
| 8201047 |
Decoding apparatus and communications apparatus |
Jun. 12, 2012 |
| 8201045 |
System and method for trellis decoding in a multi-pair transceiver system |
Jun. 12, 2012 |
| 8199803 |
Receiver structure and method for the demodulation of a quadrature-modulated signal |
Jun. 12, 2012 |
| 8194801 |
Efficient decoding of spatially-multiplexed signals |
Jun. 5, 2012 |
| 8194799 |
Cyclic prefix-based enhanced data recovery method |
Jun. 5, 2012 |
| 8194781 |
Method and apparatus for transmitting and receiving control channel message in a MIMO mobile communication system |
Jun. 5, 2012 |
| 8194773 |
Apparatus and method for transmitting feedback information in communication system |
Jun. 5, 2012 |
| 8190980 |
Trellis-based decoder using states of reduced uncertainty |
May. 29, 2012 |
| 8190976 |
High-speed interface for holographic storage read channel |
May. 29, 2012 |
| 8189715 |
Receiver for receiving data symbols having a symbol period |
May. 29, 2012 |
| 8189705 |
Method and apparatus to perform equalization and decoding for a communication system |
May. 29, 2012 |
| 8189704 |
Method and apparatus for joint equalization and decoding of multilevel codes |
May. 29, 2012 |
| 8189696 |
Orthogonal frequency division multiplexing communication system, multi-hop system, relay station, and spatially layered transmission mode |
May. 29, 2012 |
| 8189674 |
Decoding method, program for decoding method, recording medium with recorded program for decoding method, and decoding device |
May. 29, 2012 |
| 8189649 |
Wireless communication apparatus |
May. 29, 2012 |
| 8185064 |
Adaptive modulation control system and wireless communication apparatus |
May. 22, 2012 |
| 8184750 |
Techniques for increasing decoding reliability in an adaptive minimum mean squared error with successive interference cancellation (MMSE/SIC) decoder |
May. 22, 2012 |
| 8184745 |
System and method of generating soft bits |
May. 22, 2012 |
| 8184739 |
Power series digital predistorter and control method therefor |
May. 22, 2012 |
| 8184726 |
Method and apparatus for multi-rate control in a multi-channel communication system |
May. 22, 2012 |
| 8184666 |
Robust digital communication system |
May. 22, 2012 |
| 8179986 |
Multicarrier modulation scheme as well as transmission apparatus and reception apparatus using the scheme |
May. 15, 2012 |
| 8175180 |
Pre-encoding and pre-decoding apparatuses and methods thereof |
May. 8, 2012 |
| 8170155 |
Method and apparatus for channel quality measurements |
May. 1, 2012 |
| 8170132 |
Method and apparatus for transmitting signals in a multiple antennas system |
May. 1, 2012 |
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