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Class Information
Number: 375/233
Name: Pulse or digital communications > Equalizers > Automatic > Adaptive > Decision feedback equalizer
Description: Subject matter wherein the equalized signal is the sum of the outputs of the forward and feedback part of the equalizer.

Patents under this class:

Patent Number Title Of Patent Date Issued
8712254 Electronic dispersion compensation within optical communications using reconstruction Apr. 29, 2014
8711922 Partial response decision feedback equalizer with distributed control Apr. 29, 2014
8711919 Systems and methods for adaptive blind mode equalization Apr. 29, 2014
8711916 Tap initialization of equalizer based on estimated channel impulse response Apr. 29, 2014
8705607 Non-disruptive adapter equalizer coefficient update method for active links Apr. 22, 2014
8693531 Method and apparatus for performing speculative decision feedback equalization Apr. 8, 2014
8687683 Method of optimizing floating DFE receiver taps Apr. 1, 2014
8681910 Hybrid equalization system Mar. 25, 2014
8681850 Signal processing apparatus, signal processing method and program Mar. 25, 2014
8681849 Precoder construction and equalization Mar. 25, 2014
8675724 Decision feedback equalizers and operating methods thereof Mar. 18, 2014
8675714 Trace canceller with equalizer adjusted for trace length driving variable-gain amplifier with automatic gain control loop Mar. 18, 2014
8670507 Concatentation-assisted symbol-level combining for MIMO systems with HARQ and/or repetition coding Mar. 11, 2014
8665941 Decision feedback equalizer for highly spectrally efficient communications Mar. 4, 2014
8665929 Method and device for deterministic timing acquiring and tracking Mar. 4, 2014
8654876 Transmitting apparatus in multiple input multiple output system Feb. 18, 2014
8654831 Signal detection apparatus Feb. 18, 2014
8654830 Systems, circuits and methods for adapting parameters of a linear equalizer in a receiver Feb. 18, 2014
8649476 Adjusting sampling phase in a baud-rate CDR using timing skew Feb. 11, 2014
8644372 Method and apparatus for detecting modulation symbols in a communication system Feb. 4, 2014
8638895 Extension of Ethernet PHY to channels with bridged tap wires Jan. 28, 2014
8638892 Adaptive narrowband interference prediction circuit and method Jan. 28, 2014
8638249 System and method for high input capacitive signal amplifier Jan. 28, 2014
8634455 Symmetric leakage for adaptive finite-impulse-response filters Jan. 21, 2014
8634452 Multiphase receiver with equalization circuitry Jan. 21, 2014
8619848 Method, apparatus, and system to compensate inter-symbol interference Dec. 31, 2013
8615035 Method and apparatus for block-wise decision-feedback equalization for wireless communication Dec. 24, 2013
8611482 Crossing ISI cancellation Dec. 17, 2013
8611451 Precoder coefficient optimization method and apparatus for communications systems Dec. 17, 2013
8611410 Variable modulus mechanism for performing equalization without a priori knowledge of modulation type or constellation order Dec. 17, 2013
8611408 Apparatus for and method of developing equalized values from samples of a signal received from a channel Dec. 17, 2013
8605847 Receiver training with cycle slip detection and correction Dec. 10, 2013
8599914 Feed forward equalization for highly-spectrally-efficient communications Dec. 3, 2013
8599909 Serial link voltage margin determination in mission mode Dec. 3, 2013
8594207 Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system Nov. 26, 2013
8588290 Adaptation of crossing latch threshold Nov. 19, 2013
8582637 Low-complexity, highly-spectrally-efficient communications Nov. 12, 2013
8582636 High performance equalizer having reduced complexity Nov. 12, 2013
8582635 Sparse and reconfigurable floating tap feed forward equalization Nov. 12, 2013
8576939 Method and system for slicing a communication signal Nov. 5, 2013
8576933 Apparatus and method for selective single-carrier equalization Nov. 5, 2013
8576903 Techniques for adaptively adjusting decision levels of a PAM-N decision feedback equalizer Nov. 5, 2013
8571138 Fast generalized decision feedback equalizer precoder implementation for multi-user multiple-input multiple-output wireless transmission systems Oct. 29, 2013
8571095 Equalization filter and distortion compensating method Oct. 29, 2013
8565297 Multidimensional adaptively trained equalization Oct. 22, 2013
8559498 Decision feedback equalizer utilizing symbol error rate biased adaptation function for highly spectrally efficient communications Oct. 15, 2013
8559497 Adaptation of delay line feedback equalizer Oct. 15, 2013
8559496 Signal reception using non-linearity-compensated, partial response feedback Oct. 15, 2013
8559495 Equalizer adaptation Oct. 15, 2013
8553755 Interference suppression processing unit and a method of suppressing interference in wireless data communication Oct. 8, 2013

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