Membership
Tour
Register
Log in
Li Du
Follow
Person
Broomfield, CO, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for filter based media defect detection
Patent number
8,121,224
Issue date
Feb 21, 2012
Agere Systems Inc.
Weijun Tan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Combined DC restoration double detection and loops
Patent number
8,046,666
Issue date
Oct 25, 2011
LSI Corporation
Jongseung Park
G11 - INFORMATION STORAGE
Information
Patent Grant
Systems and methods for adaptive MRA compensation
Patent number
7,929,240
Issue date
Apr 19, 2011
LSI Corporation
George Mathew
G11 - INFORMATION STORAGE
Information
Patent Grant
Adaptive equalization and interpolated timing recovery in a sampled...
Patent number
6,819,514
Issue date
Nov 16, 2004
Cirrus Logic, Inc.
Richard T. Behrens
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo data detection with improved phase shift tolerance
Patent number
6,490,110
Issue date
Dec 3, 2002
Cirrus Logic, Inc.
David E. Reed
G11 - INFORMATION STORAGE
Information
Patent Grant
Zero forcing adaptive equalization in a disk drive read channel
Patent number
6,381,085
Issue date
Apr 30, 2002
Cirrus Logic, Inc.
Li Du
G11 - INFORMATION STORAGE
Information
Patent Grant
Error signal biasing for an adaptive filter in a disk drive read ch...
Patent number
6,307,694
Issue date
Oct 23, 2001
Cirrus Logic, Inc.
Li Du
G11 - INFORMATION STORAGE
Information
Patent Grant
Gain and phase constrained adaptive equalizing filter in a sampled...
Patent number
6,208,481
Issue date
Mar 27, 2001
Cirrus Logic, Inc.
Mark S. Spurbeck
G11 - INFORMATION STORAGE
Information
Patent Grant
Gain and phase constrained adaptive equalizing filter in a sampled...
Patent number
5,999,355
Issue date
Dec 7, 1999
Cirrus Logic, Inc.
Richard T. Behrens
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Systems and Methods for Adaptive MRA Compensation
Publication number
20100157464
Publication date
Jun 24, 2010
LSI CORPORATION
George Mathew
G11 - INFORMATION STORAGE
Information
Patent Application
Systems and Methods for Filter Based Media Defect Detection
Publication number
20090268848
Publication date
Oct 29, 2009
Agere Systems Inc.
Weijun Tan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Combined DC restoration double detection and loops
Publication number
20090044084
Publication date
Feb 12, 2009
Jongseung Park
G11 - INFORMATION STORAGE
Information
Patent Application
Servo data detection with improved phase shift tolerance
Publication number
20020114100
Publication date
Aug 22, 2002
David E. Reed
G11 - INFORMATION STORAGE
Information
Patent Application
Servo data detection with improved phase shift tolerance
Publication number
20020069379
Publication date
Jun 6, 2002
Cirrus Logic, Inc.
David E. Reed
G11 - INFORMATION STORAGE