Assignee
EXAR CORP
US171 patents
Top patents by PatentIndex Score
US7574321B2Aug 11, 2009
Model predictive thermal management
EXAR CORP58 citations95
US5844431ADec 1, 1998
Low noise low power CMOS correlated double sampler
EXAR CORP69 citations95
US5325045AJun 28, 1994
Low voltage CMOS bandgap with new trimming and curvature correction methods
EXAR CORP117 citations95
US5604452AFeb 18, 1997
Clock generator using a state machine to switch between two offset clocks
EXAR CORP60 citations94
US5440254AAug 8, 1995
Accurate low voltage detect circuit
EXAR CORP58 citations93
US7667625B2Feb 23, 2010
Universal and fault-tolerant multiphase digital PWM controller for high-frequency DC-DC converters
EXAR CORP18 citations92
US7525471B2Apr 28, 2009
Wide-input windowed nonlinear analog-to-digital converter for high-frequency digitally controlled SMPS
EXAR CORP30 citations92
US7405689B2Jul 29, 2008
Predictive analog to digital converters and methods of using
EXAR CORP27 citations92
US6744292B2Jun 1, 2004
Loop filter capacitor multiplication in a charge pump circuit
EXAR CORP60 citations92
US6624671B2Sep 23, 2003
Wide-band replica output current sensing circuit
EXAR CORP43 citations92
US6424510B1Jul 23, 2002
ESD structure for IC with over-voltage capability at pad in steady-state
EXAR CORP38 citations92
US6340944B1Jan 22, 2002
Programmable power consumption pipeline analog-to-digital converter with variable resolution
EXAR CORP74 citations92
US6323703B1Nov 27, 2001
Indirect output current sensing
EXAR CORP33 citations92
US6313672B1Nov 6, 2001
Over-voltage tolerant integrated circuit I/O buffer
EXAR CORP35 citations92
US6300820B1Oct 9, 2001
Voltage regulated charge pump
EXAR CORP50 citations92
US6157270ADec 5, 2000
Programmable highly temperature and supply independent oscillator
EXAR CORP114 citations92
US6031389AFeb 29, 2000
Slew rate limited output driver
EXAR CORP35 citations92
US5933056AAug 3, 1999
Single pole current mode common-mode feedback circuit
EXAR CORP68 citations92
US5914632AJun 22, 1999
Negative charge pump circuit
EXAR CORP24 citations92
US5910739AJun 8, 1999
Power-up/interrupt delay timer
EXAR CORP20 citations92
US5880623AMar 9, 1999
Power supply control techniques for FET circuits
EXAR CORP24 citations92
US5852360ADec 22, 1998
Programmable low drift reference voltage generator
EXAR CORP36 citations92
US5796361AAug 18, 1998
CCD signal digitizing integrated circuit
EXAR CORP28 citations92
US5790393AAug 4, 1998
Voltage multiplier with adjustable output level
EXAR CORP39 citations92
US5698970ADec 16, 1997
Switching shunt regulator
EXAR CORP21 citations92
US7652604B2Jan 26, 2010
Programmable analog-to-digital converter for low-power DC-DC SMPS
EXAR CORP28 citations91
US7441039B2Oct 21, 2008
Method and apparatus for adapting mac and network processor core to packet format changes and for mapping RPR architecture over spatial reuse architecture
EXAR CORP26 citations91
US6452248B1Sep 17, 2002
Low-powered, self-timed, one-time in-circuit programmable MOS fuse element and circuit
EXAR CORP33 citations91
US6121805ASep 19, 2000
Universal duty cycle adjustment circuit
EXAR CORP84 citations91
US5552732ASep 3, 1996
High speed divide by 1.5 clock generator
EXAR CORP23 citations91
US6404927B1Jun 11, 2002
Control point generation and data packing for variable length image compression
EXAR CORP21 citations90
US5689259ANov 18, 1997
Differental D/A converter with N-bits plus sign
EXAR CORP30 citations90
US5592167AJan 7, 1997
Analog-digital converter using current controlled voltage reference
EXAR CORP47 citations90
US5572212ANov 5, 1996
Pipelined analog to digital converter
EXAR CORP24 citations90
US5506532AApr 9, 1996
Output limiter for class-D BICMOS hearing aid output amplifier
EXAR CORP50 citations90
US5389829AFeb 14, 1995
Output limiter for class-D BICMOS hearing aid output amplifier
EXAR CORP66 citations90
US5016080AMay 14, 1991
Programmable die size continuous array
EXAR CORP68 citations90
US6351165B1Feb 26, 2002
Digital jitter attenuator using an accumulated count of phase differences
EXAR CORP30 citations89
US5880690AMar 9, 1999
Pipeline ADC common-mode tracking circuit
EXAR CORP29 citations89
US5870002AFeb 9, 1999
Phase-frequency lock detector
EXAR CORP60 citations89
US5625281AApr 29, 1997
Low-voltage multi-output current mirror circuit with improved power supply rejection mirrors and method therefor
EXAR CORP28 citations89
US5512816AApr 30, 1996
Low-voltage cascaded current mirror circuit with improved power supply rejection and method therefor
EXAR CORP38 citations89
US7078958B2Jul 18, 2006
CMOS bandgap reference with low voltage operation
EXAR CORP29 citations88
US6952240B2Oct 4, 2005
Image sampling circuit with a blank reference combined with the video input
EXAR CORP25 citations88
US6774942B1Aug 10, 2004
Black level offset calibration system for CCD image digitizer
EXAR CORP58 citations88
US6573784B2Jun 3, 2003
Low power wide bandwidth programmable gain CDS amplifier/instrumentation amplifier
EXAR CORP20 citations88
US6311246B1Oct 30, 2001
IC with dual function clock and device ID circuit
EXAR CORP36 citations88
US5452711ASep 26, 1995
Small form factor atomizer
EXAR CORP112 citations88
US5446412AAug 29, 1995
Continuously linear pulse amplifier/line driver with large output swing
EXAR CORP47 citations86
US5357379AOct 18, 1994
Read/write circuit with switchable head resistance for read and write modes
EXAR CORP37 citations86
Showing the top 50 of 171 patents by PatentIndex Score.