Barna; Sandor L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Barna; Sandor L..The latest application filed is for "power savings with multiple readout circuits".

Company Profile

0.53.41

Barna; Sandor L. - Los Altos CA US
Barna; Sandor L. - Pasadena CA US
Barna; Sandor L. - La Crescenta CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method and apparatus for operating a CMOS imager having a pipelined analog to digital converter Grant RE45,282 - Fossum , et al. December 9, 2	2014-12-09
Method and apparatus for improving low-light performance for small pixel image sensors Grant 8,462,220 - Barna , et al. June 11, 2	2013-06-11
Power savings with multiple readout circuits Grant 8,314,867 - Barna , et al. November 20, 2	2012-11-20
Providing current to compensate for spurious current while receiving signals through a line Grant 8,159,007 - Barna , et al. April 17, 2	2012-04-17
Technique for flagging oversaturated pixels Grant 8,031,260 - Barna , et al. October 4, 2	2011-10-04
Active pixel sensor with reduced fixed pattern noise Grant 7,973,843 - Andersson , et al. July 5, 2	2011-07-05
High intrascene dynamic range NTSC and PAL imager Grant 7,973,842 - Cho , et al. July 5, 2	2011-07-05
Apparatus for operating a CMOS imager having a pipelined analog to digital converter Grant RE42,117 - Fossum , et al. February 8, 2	2011-02-08
Frame shuttering scheme for increased frame rate Grant 7,830,438 - Fossum , et al. November 9, 2	2010-11-09
Method for operating a CMOS imager having a pipelined analog to digital converter Grant RE41,730 - Fossum , et al. September 21, 2	2010-09-21
Method and apparatus for operating a CMOS imager having a pipelined analog to digital converter Grant RE41,519 - Fossum , et al. August 17, 2	2010-08-17
Differential column readout scheme for CMOS APS pixels Grant 7,755,018 - Barna , et al. July 13, 2	2010-07-13
Power Savings With Multiple Readout Circuits App 20100110250 - Barna; Sandor L. ; et al.	2010-05-06
Active Pixel Sensor With Reduced Fixed Pattern Noise App 20100079643 - Andersson; Anders ; et al.	2010-04-01
Frame shutter pixel with an isolated storage node Grant 7,687,302 - Fossum , et al. March 30, 2	2010-03-30
Charge mode active pixel sensor read-out circuit Grant 7,649,558 - Rossi , et al. January 19, 2	2010-01-19
Providing Current To Compensate For Spurious Current While Receiving Signals Through A Line App 20090322925 - Barna; Sandor L. ; et al.	2009-12-31
Power savings with multiple readout circuits Grant 7,619,669 - Barna , et al. November 17, 2	2009-11-17
Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry Grant 7,612,701 - Cho , et al. November 3, 2	2009-11-03
Method and apparatus for reading signals through a line Grant 7,601,999 - Barna , et al. October 13, 2	2009-10-13
Differential Column Readout Scheme For Cmos Aps Pixels App 20090180016 - Barna; Sandor L. ; et al.	2009-07-16
Differential column readout scheme for CMOS APS pixels Grant 7,525,080 - Barna , et al. April 28, 2	2009-04-28
Active pixel sensor with reduced fixed pattern noise using two active regions Grant 7,525,582 - Andersson , et al. April 28, 2	2009-04-28
Sharing Operational Amplifier Between Two Stages Of Pipelined Adc And/or Two Channels Of Signal Processing Circuitry App 20090072899 - Cho; Taehee ; et al.	2009-03-19
Asymmetric comparator for use in pixel oversaturation detection Grant 7,502,059 - Barna March 10, 2	2009-03-10
Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry Grant 7,471,228 - Cho , et al. December 30, 2	2008-12-30
Method and apparatus for improving low-light performance for small pixel image sensors App 20080278591 - Barna; Sandor L. ; et al.	2008-11-13
Low light sensor signal to noise improvement Grant 7,436,442 - Barna , et al. October 14, 2	2008-10-14
High intrascene dynamic range NTSC and PAL imager App 20080218621 - Cho; Kwang-Bo ; et al.	2008-09-11
Asymmetric comparator for use in pixel oversaturation detection Grant 7,423,676 - Barna September 9, 2	2008-09-09
Frame shutter pixel with an isolated storage node App 20080210996 - Fossum; Eric R. ; et al.	2008-09-04
Frame shutter pixel with an isolated storage node Grant 7,388,239 - Fossum , et al. June 17, 2	2008-06-17
High intrascene dynamic range NTSC and PAL imager Grant 7,382,407 - Cho , et al. June 3, 2	2008-06-03
Imaging apparatus providing black level compensation of a successive approximation A/D converter Grant 7,317,480 - Cho , et al. January 8, 2	2008-01-08
CMOS image sensor with a low-power architecture Grant 7,286,180 - Barna , et al. October 23, 2	2007-10-23
Differential column readout scheme for CMOS APS pixels App 20070152137 - Barna; Sandor L. ; et al.	2007-07-05
Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry App 20070090987 - Cho; Taehee ; et al.	2007-04-26
Dark current reduction circuitry for CMOS active pixel sensors Grant 7,186,964 - Barna March 6, 2	2007-03-06
Frame shuttering scheme for increased frame rate App 20070030371 - Barna; Sandor L. ; et al.	2007-02-08
Differential column readout scheme for CMOS APS pixels Grant 7,154,078 - Barna , et al. December 26, 2	2006-12-26
Reference voltage stabilization in CMOS sensors Grant 7,151,472 - Huang , et al. December 19, 2	2006-12-19
Charge mode active pixel sensor read-out circuit App 20060278812 - Rossi; Giuseppe ; et al.	2006-12-14
Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry Grant 7,148,833 - Cho , et al. December 12, 2	2006-12-12
CMOS image sensor with a low-power architecture App 20060197857 - Barna; Sandor L. ; et al.	2006-09-07
Frame shuttering scheme for increased frame rate Grant 7,092,021 - Fossum , et al. August 15, 2	2006-08-15
Differential column readout scheme for CMOS APS pixels App 20060175534 - Barna; Sandor L. ; et al.	2006-08-10
Charge mode active pixel sensor read-out circuit Grant 7,088,394 - Rossi , et al. August 8, 2	2006-08-08
CMOS image sensor with a low-power architecture Grant 7,068,319 - Barna , et al. June 27, 2	2006-06-27
Asymmetric comparator for use in pixel oversaturation detection App 20060119717 - Barna; Sandor L.	2006-06-08
Dark current reduction circuitry for CMOS active pixel sensors App 20060113461 - Barna; Sandor L.	2006-06-01
Dark current reduction circuitry for CMOS active pixel sensors Grant 7,015,448 - Barna March 21, 2	2006-03-21
Method and apparatus for reading signals through a line App 20060023972 - Barna; Sandor L. ; et al.	2006-02-02
Reset voltage generation circuit for CMOS imagers Grant 6,972,399 - Barna December 6, 2	2005-12-06
Suppression of row-wise noise in an imager App 20050243193 - Gove, Bob ; et al.	2005-11-03
Providing current to compensate for spurious current while receiving signals through a line Grant 6,927,434 - Barna , et al. August 9, 2	2005-08-09
Differential column readout scheme for CMOS APS pixels Grant 6,919,551 - Barna , et al. July 19, 2	2005-07-19
Power savings with multiple readout circuits App 20050145777 - Barna, Sandor L. ; et al.	2005-07-07
Analog to digital converter using multiple staggered successive approximation cells Grant 6,909,392 - Fossum , et al. June 21, 2	2005-06-21
Technique for flagging oversaturated pixels App 20050128329 - Barna, Sandor L. ; et al.	2005-06-16
Active pixel sensor with reduced fixed pattern noise App 20050127414 - Andersson, Anders ; et al.	2005-06-16
Frame shutter pixel with an isolated storage node App 20050077549 - Fossum, Eric R. ; et al.	2005-04-14
Technique for flagging oversaturated pixels Grant 6,873,363 - Barna , et al. March 29, 2	2005-03-29
Providing current to compensate for spurious current while receiving signals through a line Grant 6,861,637 - Barna , et al. March 1, 2	2005-03-01
Active pixel sensor with reduced fixed pattern noise Grant 6,859,227 - Andersson , et al. February 22, 2	2005-02-22
Power reduction in CMOS imagers by trimming of master current reference Grant 6,791,858 - Barna , et al. September 14, 2	2004-09-14
Low light sensor signal to noise improvement App 20040165088 - Barna, Sandor L. ; et al.	2004-08-26
Low light sensor signal to noise improvement Grant 6,765,613 - Barna , et al. July 20, 2	2004-07-20
High Speed Digital To Analog Converter Using Multiple Staggered Successive Approximation Cells App 20040085237 - Fossum, Eric R. ; et al.	2004-05-06
Providing current to compensate for spurious current while receiving signals through a line App 20040079973 - Barna, Sandor L. ; et al.	2004-04-29
Feedback stabilized light source with rail control Grant 6,720,544 - Barna , et al. April 13, 2	2004-04-13
High intrascene dynamic range NTSC and PAL imager App 20040041927 - Cho, Kwang-Bo ; et al.	2004-03-04
Differential column readout scheme for CMOS APS pixels App 20040041080 - Barna, Sandor L. ; et al.	2004-03-04
Power Reduction In Cmos Imagers By Trimming Of Master Current Reference App 20040037105 - Barna, Sandor L. ; et al.	2004-02-26
Dark current reduction circuitry for CMOS active pixel sensors App 20040036008 - Barna, Sandor L.	2004-02-26
Asymmetric comparator for use in pixel oversaturation detection App 20040036783 - Barna, Sandor L.	2004-02-26
Reset voltage generation circuit for CMOS imagers App 20040036787 - Barna, Sandor L.	2004-02-26
Providing current to compensate for spurious current while receiving signals through a line App 20040026719 - Barna, Sandor L. ; et al.	2004-02-12
High speed digital to analog converter using multiple staggered successive approximation cells Grant 6,646,583 - Fossum , et al. November 11, 2	2003-11-11
Feedback stabilized light source with rail control App 20030193008 - Barna, Sandor L. ; et al.	2003-10-16
Increasing pixel conversion gain in CMOS image sensors Grant 6,627,474 - Barna , et al. September 30, 2	2003-09-30
Frame shutter pixel with an isolated storage node Grant 6,624,456 - Fossum , et al. September 23, 2	2003-09-23
CMOS image sensor with a low-power architecture App 20030146991 - Barna, Sandor L. ; et al.	2003-08-07
Reference voltage stabilization in CMOS sensors App 20030128147 - Huang, Steve ; et al.	2003-07-10
Reference Voltage Stabilization In Cmos Sensors App 20030071748 - Huang, Steve ; et al.	2003-04-17
Charge mode active pixel sensor read-out circuit App 20030007083 - Rossi, Giuseppe ; et al.	2003-01-09
Increasing pixel conversion gain in CMOS image sensors App 20020151098 - Barna, Sandor L. ; et al.	2002-10-17
Optical range finder Grant 6,452,666 - Barna , et al. September 17, 2	2002-09-17
Increasing pixel conversion gain in CMOS image sensors Grant 6,445,022 - Barna , et al. September 3, 2	2002-09-03
Using cascaded gain stages for high-gain and high-speed readout of pixel sensor data Grant 6,441,357 - Ang , et al. August 27, 2	2002-08-27
Frame shutter pixel with an isolated storage node App 20010035542 - Fossum, Eric R. ; et al.	2001-11-01
Frame shuttering scheme for increased frame rate App 20010024238 - Fossum, Eric R. ; et al.	2001-09-27
Using cascaded gain stages for high-gain and high-speed readout of pixel sensor data App 20010017343 - Ang, Lin Ping ; et al.	2001-08-30

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