Assignee
NEC ELECTRONICS INC
US89 patents
Top patents by PatentIndex Score
US6665749B1Dec 16, 2003
Bus protocol for efficiently transferring vector data
NEC ELECTRONICS INC79 citations98
US6477621B1Nov 5, 2002
Parallel access virtual channel memory system
NEC ELECTRONICS INC159 citations98
US6327642B1Dec 4, 2001
Parallel access virtual channel memory system
NEC ELECTRONICS INC165 citations98
US6167486ADec 26, 2000
Parallel access virtual channel memory system with cacheable channels
NEC ELECTRONICS INC181 citations98
US6513107B1Jan 28, 2003
Vector transfer system generating address error exception when vector to be transferred does not start and end on same memory page
NEC ELECTRONICS INC41 citations96
US6480980B2Nov 12, 2002
Combinational test pattern generation method and apparatus
NEC ELECTRONICS INC84 citations95
US5257358AOct 26, 1993
Method for counting the number of program instruction completed by a microprocessor
NEC ELECTRONICS INC72 citations95
US5864654AJan 26, 1999
Systems and methods for fault tolerant information processing
NEC ELECTRONICS INC71 citations94
US6553486B1Apr 22, 2003
Context switching for vector transfer unit
NEC ELECTRONICS INC33 citations93
US5442770AAug 15, 1995
Triple port cache memory
NEC ELECTRONICS INC171 citations93
US5341488AAug 23, 1994
N-word read/write access achieving double bandwidth without increasing the width of external data I/O bus
NEC ELECTRONICS INC26 citations93
US6384586B1May 7, 2002
Regulated low-voltage generation circuit
NEC ELECTRONICS INC44 citations92
US5949820ASep 7, 1999
Method for optimizing an equalization and receive filter
NEC ELECTRONICS INC39 citations92
US5808573ASep 15, 1998
Methods and structure for sampled-data timing recovery with reduced complexity and latency
NEC ELECTRONICS INC22 citations92
US5529626AJun 25, 1996
Spincup with a wafer backside deposition reduction apparatus
NEC ELECTRONICS INC36 citations92
US4847544AJul 11, 1989
Microcomputer control of stepper motor using reduced number of parts
NEC ELECTRONICS INC28 citations92
US6167252ADec 26, 2000
Security for a mobile or personal communications device having an identification code
NEC ELECTRONICS INC33 citations91
US5796358AAug 18, 1998
Methods and structure for combined analog and digital automatic gain control in sampled-data receivers
NEC ELECTRONICS INC41 citations91
US5331571AJul 19, 1994
Testing and emulation of integrated circuits
NEC ELECTRONICS INC138 citations91
US5666322ASep 9, 1997
Phase-locked loop timing controller in an integrated circuit memory
NEC ELECTRONICS INC187 citations90
US5606428AFeb 25, 1997
Image compression systems with optimized data access
NEC ELECTRONICS INC47 citations90
US6487705B1Nov 26, 2002
Timing optimization and timing closure for integrated circuit models
NEC ELECTRONICS INC45 citations89
US6216051B1Apr 10, 2001
Manufacturing backup system
NEC ELECTRONICS INC46 citations89
US5093700AMar 3, 1992
Single gate structure with oxide layer therein
NEC ELECTRONICS INC22 citations89
US6154017ANov 28, 2000
Temperature/voltage compensation circuit
NEC ELECTRONICS INC26 citations88
US5911149AJun 8, 1999
Apparatus and method for implementing a programmable shared memory with dual bus architecture
NEC ELECTRONICS INC53 citations88
US5463394AOct 31, 1995
Current switch for a high speed DAC
NEC ELECTRONICS INC24 citations88
US5347642ASep 13, 1994
Cache memory management unit
NEC ELECTRONICS INC37 citations87
US5438646AAug 1, 1995
Feed-forward neural network
NEC ELECTRONICS INC21 citations86
US5396343AMar 7, 1995
Image compresssion systems with optimized data access
NEC ELECTRONICS INC37 citations86
US5095300AMar 10, 1992
Device for sensing side positioning of wafers
NEC ELECTRONICS INC30 citations86
US5058421AOct 22, 1991
Water leak and water level detector
NEC ELECTRONICS INC44 citations86
US5354716AOct 11, 1994
Method for forming a DRAM memory cell with tapered capacitor electrodes
NEC ELECTRONICS INC20 citations85
US5427610AJun 27, 1995
Photoresist solvent fume exhaust scrubber
NEC ELECTRONICS INC39 citations84
US6385748B1May 7, 2002
Direct access logic testing in integrated circuits
NEC ELECTRONICS INC16 citations83
US5039883AAug 13, 1991
Dual input universal logic structure
NEC ELECTRONICS INC50 citations82
US6517908B1Feb 11, 2003
Method for making a test wafer from a substrate
NEC ELECTRONICS INC16 citations81
US5065101ANov 12, 1991
Mini-relay or reed relay tester
NEC ELECTRONICS INC30 citations80
US5416916AMay 16, 1995
Structure for enabling direct memory-to-memory transfer with a fly-by DMA unit
NEC ELECTRONICS INC20 citations79
US6766212B1Jul 20, 2004
Identifying relationships among constituent parts of a wafer fabrication system
NEC ELECTRONICS INC15 citations78
US5256947AOct 26, 1993
Multiple filament enhanced ion source
NEC ELECTRONICS INC18 citations78
US4894558AJan 16, 1990
Power saving input buffer for use with a gate array
NEC ELECTRONICS INC21 citations77
US6715040B2Mar 30, 2004
Performance improvement of a write instruction of a non-inclusive hierarchical cache memory unit
NEC ELECTRONICS INC16 citations76
US6625720B1Sep 23, 2003
System for posting vector synchronization instructions to vector instruction queue to separate vector instructions from different application programs
NEC ELECTRONICS INC11 citations74
US5006773AApr 9, 1991
Microcomputer control of stepper motor using reduced number of parts
NEC ELECTRONICS INC19 citations74
US6625781B2Sep 23, 2003
Multi-level power macromodeling
NEC ELECTRONICS INC8 citations73
US5914989AJun 22, 1999
PRML system with reduced complexity maximum likelihood detector
NEC ELECTRONICS INC15 citations73
US5471635ANov 28, 1995
Methods and apparatus pulse-width modulation that use a counter and a modulus device
NEC ELECTRONICS INC16 citations73
US5377346ADec 27, 1994
Methods and apparatus for pulse-width modulation that use a counter and a modulus device
NEC ELECTRONICS INC12 citations73
US6622283B1Sep 16, 2003
Digital signal processor decoding of convolutionally encoded symbols
NEC ELECTRONICS INC12 citations72
Showing the top 50 of 89 patents by PatentIndex Score.