P

Inventor

LAI YHEAN-SEN

US33 patents
⚠️ This page may combine multiple inventors who share the name “LAI YHEAN-SEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AGERE SYSTEMS INC

22 patents
US6678318B1Jan 13, 2004

Method and apparatus for time-domain equalization in discrete multitone transceivers

AGERE SYSTEMS INC199 citations99
US6570917B1May 27, 2003

Equalizer training in the presence of network impairment

AGERE SYSTEMS INC31 citations91
US7881365B2Feb 1, 2011

Demodulator with configurable adaptive equalizer

AGERE SYSTEMS INC10 citations84
US7809343B2Oct 5, 2010

Multi-channel receiver with improved AGC

AGERE SYSTEMS INC12 citations84
US7359690B2Apr 15, 2008

Single path front end with digital AGC in SDARS system

AGERE SYSTEMS INC14 citations84
US7277493B2Oct 2, 2007

Equalization in orthogonal frequency domain multiplexing

AGERE SYSTEMS INC13 citations84
US7697911B2Apr 13, 2010

Single path architecture with digital automatic gain control for SDARS receivers

AGERE SYSTEMS INC12 citations83
US7003100B2Feb 21, 2006

Modem with enhanced echo canceler

AGERE SYSTEMS INC13 citations83
US6772022B1Aug 3, 2004

Methods and apparatus for providing sample rate conversion between CD and DAT

AGERE SYSTEMS INC14 citations83
US6600780B1Jul 29, 2003

Apparatus and method for adapting a filter of an analog modem

AGERE SYSTEMS INC13 citations83
US6526429B1Feb 25, 2003

Method for designing all pass digital filters

AGERE SYSTEMS INC14 citations83
US7978773B2Jul 12, 2011

Multi-channel receiver with improved AGC

AGERE SYSTEMS INC6 citations74
US7042969B2May 9, 2006

Method and apparatus for frame alignment in discrete multitone transceivers

AGERE SYSTEMS INC7 citations74
US6704355B1Mar 9, 2004

Method and apparatus to enhance timing recovery during level learning in a data communication system

AGERE SYSTEMS INC10 citations74
US7003027B2Feb 21, 2006

Efficient PCM modem

AGERE SYSTEMS INC10 citations73
US6771695B1Aug 3, 2004

Low-complexity DMT transceiver

AGERE SYSTEMS INC9 citations73
US7769357B2Aug 3, 2010

Multi-channel receiver with improved AGC

AGERE SYSTEMS INC4 citations63
US7643812B2Jan 5, 2010

Method and apparatus for a single-path enhanced-algorithm digital automatic gain control integrated receiver with power management and XM interference enhancement

AGERE SYSTEMS INC3 citations63
US6987782B2Jan 17, 2006

Method and apparatus for detecting robbed bit location in PCM modems and the like

AGERE SYSTEMS INC2 citations63
US7852133B2Dec 14, 2010

Phase-locked loop (PLL) having extended tracking range

AGERE SYSTEMS INC0 citations52
US6721287B1Apr 13, 2004

Far echo canceller for PCM modems

AGERE SYSTEMS INC1 citations51
US7639769B2Dec 29, 2009

Method and apparatus for providing synchronization in a communication system

AGERE SYSTEMS INC1 citations50

AGERE SYST GUARDIAN CORP

5 patents

LUCENT TECHNOLOGIES INC

3 patents

LAI YHEAN-SEN

2 patents

INFINEON TECHNOLOGIES AG

1 patent