P

Inventor

HUISMAN LEENDERT M

US23 patents

Patents

23 patents
US7139950B2Nov 21, 2006

Segmented scan chains with dynamic reconfigurations

IBM58 citations96
US6519725B1Feb 11, 2003

Diagnosis of RAMS using functional patterns

IBM70 citations96
US7240261B2Jul 3, 2007

Scan chain diagnostics using logic paths

IBM19 citations92
US6954916B2Oct 11, 2005

Methodology for fixing Qcrit at design timing impact

IBM26 citations92
US6880136B2Apr 12, 2005

Method to detect systematic defects in VLSI manufacturing

IBM29 citations92
US7194706B2Mar 20, 2007

Designing scan chains with specific parameter sensitivities to identify process defects

IBM24 citations91
US6865501B2Mar 8, 2005

Using clock gating or signal gating to partition a device for fault isolation and diagnostic data collection

IBM16 citations91
US6671644B2Dec 30, 2003

Using clock gating or signal gating to partition a device for fault isolation and diagnostic data collection

IBM15 citations91
US6901542B2May 31, 2005

Internal cache for on chip test data storage

IBM35 citations90
US6170078B1Jan 2, 2001

Fault simulation using dynamically alterable behavioral models

IBM36 citations89
US7313744B2Dec 25, 2007

Methods and apparatus for testing a scan chain to isolate defects

IBM10 citations84
US7895487B2Feb 22, 2011

Scan chain diagnostics using logic paths

IBM9 citations83
US6721914B2Apr 13, 2004

Diagnosis of combinational logic circuit failures

IBM18 citations82
US6785413B1Aug 31, 2004

Rapid defect analysis by placement of tester fail data

IBM17 citations79
US4726023AFeb 16, 1988

Determination of testability of combined logic end memory by ignoring memory

IBM8 citations74
US7752514B2Jul 6, 2010

Methods and apparatus for testing a scan chain to isolate defects

IBM5 citations73
US7434130B2Oct 7, 2008

Using clock gating or signal gating to partition a device for fault isolation and diagnostic data collection

IBM8 citations72
US5297151AMar 22, 1994

Adjustable weighted random test pattern generator for logic circuits

IBM19 citations72
US7558999B2Jul 7, 2009

Learning based logic diagnosis

IBM7 citations71
US6675323B2Jan 6, 2004

Incremental fault dictionary

IBM8 citations70
US6931580B1Aug 16, 2005

Rapid fail analysis of embedded objects

IBM6 citations66
US7230335B2Jun 12, 2007

Inspection methods and structures for visualizing and/or detecting specific chip structures

IBM1 citations50
US7089514B2Aug 8, 2006

Defect diagnosis for semiconductor integrated circuits

IBM1 citations48