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David J. Widiger
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Pflugerville, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Capacitance extraction
Patent number
11,314,916
Issue date
Apr 26, 2022
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Extracting parasitic capacitance from circuit designs
Patent number
11,176,308
Issue date
Nov 16, 2021
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Selectively grounding fill wires
Patent number
10,929,581
Issue date
Feb 23, 2021
International Business Machines Corporation
Steven Joseph Kurtz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Capacitance extraction for floating metal in integrated circuit
Patent number
10,685,168
Issue date
Jun 16, 2020
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for improving capacitance extraction performance by approxim...
Patent number
10,360,338
Issue date
Jul 23, 2019
International Business Machines Corporation
Susan E. Cellier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Process for improving capacitance extraction performance
Patent number
10,354,041
Issue date
Jul 16, 2019
International Business Machines Corporation
Robert J. Allen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and computer program products for via capacitance extraction
Patent number
10,169,516
Issue date
Jan 1, 2019
International Business Machines Corporation
Susan E. Cellier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Process for improving capacitance extraction performance
Patent number
9,886,541
Issue date
Feb 6, 2018
International Business Machines Corporation
Robert J. Allen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Generating capacitance look-up tables for wiring patterns in the pr...
Patent number
9,317,644
Issue date
Apr 19, 2016
GLOBALFOUNDRIES Inc.
Ibrahim M. Elfadel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for extracting information for a circuit design
Patent number
8,645,899
Issue date
Feb 4, 2014
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for extracting information for a circuit design
Patent number
8,612,918
Issue date
Dec 17, 2013
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for extracting information for a circuit design
Patent number
8,539,428
Issue date
Sep 17, 2013
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Generating capacitance look-up tables for wiring patterns in the pr...
Patent number
8,495,540
Issue date
Jul 23, 2013
International Business Machines Corporation
Ibrahim M. Elfadel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Generating capacitance look-up tables for wiring patterns in the pr...
Patent number
8,245,169
Issue date
Aug 14, 2012
International Business Machines Corporation
Ibrahim M. Elfadel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for calculating capacitance gradients in VLSI layouts using...
Patent number
8,239,804
Issue date
Aug 7, 2012
International Business Machines Corporation
Ibrahim M. Elfadel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Accurate approximation of resistance in a wire with irregular biasi...
Patent number
8,136,069
Issue date
Mar 13, 2012
International Business Machines Corporation
Lewis William Dewey, III
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Integrated circuit chip having on-chip signal integrity and noise v...
Patent number
7,844,435
Issue date
Nov 30, 2010
International Business Machines Corporation
Michael A. Bowen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of constrained aggressor set selection for crosstalk induced...
Patent number
7,685,549
Issue date
Mar 23, 2010
International Business Machines Corporation
Debjit Sinha
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods for computing Miller-factor using coupled peak noise
Patent number
7,475,372
Issue date
Jan 6, 2009
International Business Machines Corporation
Chandramouli V. Kashyap
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for estimating propagation noise based on effective capacita...
Patent number
7,346,867
Issue date
Mar 18, 2008
International Business Machines Corporation
Haihua Su
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for on-chip signal integrity and noise verification using fr...
Patent number
7,319,946
Issue date
Jan 15, 2008
International Business Machines Corporation
Michael A. Bowen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Coupled noise estimation and avoidance of noise-failure using globa...
Patent number
6,601,222
Issue date
Jul 29, 2003
International Business Machines Corporation
Sharad Mehrotra
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and system to improve noise analysis performance of electric...
Patent number
6,523,149
Issue date
Feb 18, 2003
International Business Machines Corporation
Sharad Mehrotra
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Windowing mechanism for reducing pessimism in cross-talk analysis o...
Patent number
6,510,540
Issue date
Jan 21, 2003
International Business Machines Corporation
Byron Lee Krauter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for synthesizing and optimizing control logic...
Patent number
6,131,182
Issue date
Oct 10, 2000
International Business Machines Corporation
Michael Patrick Beakes
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and system for shape processing within an integrated circuit...
Patent number
6,086,238
Issue date
Jul 11, 2000
International Business Machines Corporation
Sharad Mehrotra
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Compiled self-resetting CMOS logic array macros
Patent number
6,005,416
Issue date
Dec 21, 1999
International Business Machines Corporation
Michael Patrick Beakes
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
CAPACITANCE EXTRACTION
Publication number
20220035983
Publication date
Feb 3, 2022
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SELECTIVELY GROUNDING FILL WIRES
Publication number
20200387580
Publication date
Dec 10, 2020
International Business Machines Corporation
Steven Joseph Kurtz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CAPACITANCE EXTRACTION FOR FLOATING METAL IN INTEGRATED CIRCUIT
Publication number
20200134129
Publication date
Apr 30, 2020
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROCESS FOR IMPROVING CAPACITANCE EXTRACTION PERFORMANCE
Publication number
20180082009
Publication date
Mar 22, 2018
International Business Machines Corporation
Robert J. Allen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR IMPROVING CAPACITANCE EXTRACTION PERFORMANCE BY APPROXIM...
Publication number
20170206299
Publication date
Jul 20, 2017
International Business Machines Corporation
SUSAN E. CELLIER
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PARTITIONING OF WIRING FOR CAPACITANCE EXTRACTION WITHOUT LOSS IN A...
Publication number
20170177776
Publication date
Jun 22, 2017
International Business Machines Corporation
Lewis W. Dewey
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND COMPUTER PROGRAM PRODUCTS FOR VIA CAPACITANCE EXTRACTION
Publication number
20170169151
Publication date
Jun 15, 2017
International Business Machines Corporation
Susan E. Cellier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROCESS FOR IMPROVING CAPACITANCE EXTRACTION PERFORMANCE
Publication number
20170161422
Publication date
Jun 8, 2017
International Business Machines Corporation
Robert J. Allen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Generating Capacitance Look-up Tables for Wiring Patterns in the Pr...
Publication number
20130246992
Publication date
Sep 19, 2013
International Business Machines Corporation
Ibrahim M. Elfadel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Generating Capacitance Look-up Tables for Wiring Patterns in the Pr...
Publication number
20120204140
Publication date
Aug 9, 2012
International Business Machines Corporation
Ibrahim M. Elfadel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR EXTRACTING INFORMATION FOR A CIRCUIT DESIGN
Publication number
20120185815
Publication date
Jul 19, 2012
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR EXTRACTING INFORMATION FOR A CIRCUIT DESIGN
Publication number
20120180013
Publication date
Jul 12, 2012
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
GENERATING CAPACITANCE LOOK-UP TABLES FOR WIRING PATTERNS IN THE PR...
Publication number
20110161908
Publication date
Jun 30, 2011
International Business Machines Corporation
IBRAHIM M. ELFADEL
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for Calculating Capacitance Gradients in VLSI Layouts Using...
Publication number
20110078642
Publication date
Mar 31, 2011
International Business Machines Corporation
Ibrahim M. Elfadel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Accurate Approximation of Resistance in a Wire with Irregular Biasi...
Publication number
20100262940
Publication date
Oct 14, 2010
International Business Machines Corporation
Lewis William Dewey, III
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR EXTRACTING INFORMATION FOR A CIRCUIT DESIGN
Publication number
20100251198
Publication date
Sep 30, 2010
International Business Machines Corporation
David J. Widiger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of Constrained Aggressor Set Selection for Crosstalk Induced...
Publication number
20090077515
Publication date
Mar 19, 2009
International Business Machines Corporation
Debjit Sinha
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Integrated Circuit Chip Having On-Chip Signal Integrity and Noise V...
Publication number
20080072189
Publication date
Mar 20, 2008
International Business Machines Corporation
Michael A. Bowen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS FOR COMPUTING MILLER-FACTOR USING COUPLED PEAK NOISE
Publication number
20070011630
Publication date
Jan 11, 2007
International Business Machines Corporation
Chandramouli V. Kashyap
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for estimating propagation noise based on effective capacita...
Publication number
20060190881
Publication date
Aug 24, 2006
Haihua Su
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for on-chip signal integrity and noise verification using fr...
Publication number
20040078176
Publication date
Apr 22, 2004
International Business Machines Corporation
Michael A. Bowen
G06 - COMPUTING CALCULATING COUNTING