Method and apparatus for a high speed decision feedback equalizer

S Rokhsaz - US Patent 7,668,238, 2010 - Google Patents
Appl. No.: 11/299,975 A method and apparatus for advantageously utilizing the reset (22)
Filed: Dec. 12, 2005 state of an RTZ shift register to guarantee proper data align ment at the …

Decision feedback equalizer with dynamic feedback control

AG Shanbhag, Q Yu, AM Phanse… - US Patent …, 2006 - Google Patents
(63) Continuation-in-part of application No. 10/322,024, The dynamic timing is controlled by
a signal formed as a filed on Dec. 17, 2002. combination offeedback and feed forward …

Decision feedback equalizer operable with multiple data rates

SE Finn, S Chandramouli - US Patent 8,509,299, 2013 - Google Patents
Decision feedback equalization (DFE) circuitry and method for equalizing data signals over
a wide range of data rates. By using delayed and controlled versions of the recovered data …

Method and apparatus for stabilizing a decision feedback equalizer

DD Harman - US Patent 6,442,198, 2002 - Google Patents
Taps of a decision feedback equalizer (DFE) are stabilized by adding a small amount of
noise to the feedback data symbols. In particular, a DFE structure comprises a feedforward …

Equalizer/forward error correction automatic mode selector

J Park, SW Heo, M Ivonete, SB Gelfand - US Patent 7,158,568, 2007 - Google Patents
An apparatus for automatically selecting one of a standard decision directed mode and a
soft dd mode in a decision feedback equalizer for receiving a data signal includes an …

Decision feedback equalizer

SW Heo, I Markman, J Park, SB Gelfand - US Patent 7,110,449, 2006 - Google Patents
(74) Attorney, Agent, or Firm Joseph J. Laks; Ronald H. S 371 (c)(1), Kurdyla; Joseph J.
Opalach (2),(4) Date: Oct. 15, 2004 (57) ABSTRACT (87) PCT Pub. No.: WO03/090348 A …

Decision feedback equalizer with dynamic feedback control

E Ibragimov, Q Yu, P Choudhary - US Patent 7,394,849, 2008 - Google Patents
(57) ABSTRACT A decision feedback equalizer with dynamic feedback con trol for use in an
adaptive signal equalizer. Timing within the decision feedback loop is dynamically …

Decision feedback equalizing apparatus

CR Hogge Jr - US Patent 4,520,489, 1985 - Google Patents
A circuit for providing decision feedback equalization uses a variable gain differential
amplifier as a level detector and variable gain adjustment to provide nondelayed positive …

Decision feed forward equalizer system and method

TR Miller, PR Runkle - US Patent 7,450,634, 2008 - Google Patents
US7450634B2 - Decision feed forward equalizer system and method - Google Patents
US7450634B2 - Decision feed forward equalizer system and method - Google Patents …

Decision feedback equalization scheme with minimum correction delay

S Erba, M Pozzoni - US Patent 8,699,559, 2014 - Google Patents
(57) ABSTRACT A decision feedback equalizer includes a correction circuit to correct a
sampled value of an incoming bit based on interSym bol interference of at least one …