Inventor · disambiguated record
Krishnaswamy Nagaraj
Also filed as: NAGARAJ KRISHNASWAMY
70 granted patents·3 pending applications·1,161 citations·filing 1988–2024
99Inventor score
Top patents by PatentIndex Score
73 records- 0196US9762259B1Sigma-delta analog-to-digital converter with auto tunable loop filterTEXAS INSTRUMENTS INC·Filed 2017·Granted Sep 12, 2017·23 cites·20 claims
- 0294US5646518APTAT current sourceLUCENT TECHNOLOGIES INC·Filed 1994·Granted Jul 8, 1997·79 cites·16 claims
- 0393US8222933B2Low power digital phase lock loop circuitNAGARAJ KRISHNASWAMY·Filed 2010·Granted Jul 17, 2012·18 cites·18 claims
- 0491US11387837B1Successive approximation register analog to digital converterTEXAS INSTRUMENTS INC·Filed 2020·Granted Jul 12, 2022·2 cites·20 claims
- 0591US5512817ABandgap voltage reference generatorAT & T CORP·Filed 1993·Granted Apr 30, 1996·67 cites·16 claims
- 0691US4894620ASwitched-capacitor circuit with large time constantAT & T BELL LAB·Filed 1988·Granted Jan 16, 1990·49 cites·8 claims
- 0790US8536844B1Self-calibrating, stable LDO regulatorKUMAR AJAY·Filed 2012·Granted Sep 17, 2013·10 cites·20 claims
- 0889US9438266B1Calibrated-output analog-to-digital converter apparatus and methodsTEXAS INSTRUMENTS INC·Filed 2016·Granted Sep 6, 2016·9 cites·20 claims
- 0986US5208546AAdaptive charge pump for phase-locked loopsAT & T BELL LAB·Filed 1991·Granted May 4, 1993·60 cites·15 claims
- 1085US6441769B1Overcoming finite amplifier gain in a pipelined analog to digital converterTEXAS INSTRUMENTS INC·Filed 2000·Granted Aug 27, 2002·33 cites·19 claims
- 1184US6437724B1Fully differential flash A/D converterTEXAS INSTRUMENTS INC·Filed 2000·Granted Aug 20, 2002·32 cites·6 claims
- 1283US6271785B1CMOS imager with an A/D per pixel convertorTEXAS INSTRUMENTS INC·Filed 1999·Granted Aug 7, 2001·80 cites·1 claims
- 1382US5861832AAnalog-to-digital converter having amplifier and comparator stagesLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jan 19, 1999·49 cites·20 claims
- 1481US9197238B1Adaptive clocking for analog-to-digital conversionTEXAS INSTRUMENTS INC·Filed 2014·Granted Nov 24, 2015·7 cites·16 claims
- 1580US9252800B1Enhanced resolution successive-approximation register analog-to-digital converter and methodTEXAS INSTRUMENTS INC·Filed 2014·Granted Feb 2, 2016·7 cites·17 claims
- 1679US6232898B1Digital self-calibration scheme for a pipelined A/D converterTEXAS INSTRUMENTS INC·Filed 2000·Granted May 15, 2001·20 cites·23 claims
- 1779US6081218AFive-level switched-capacitor DAC, method of operation thereof and sigma-delta converter employing the sameLUCENT TECHNOLOGIES INC·Filed 1998·Granted Jun 27, 2000·49 cites·20 claims
- 1877US10277238B2Normalizing error signal in analog-to-digital converter runaway stateTEXAS INSTRUMENTS INC·Filed 2017·Granted Apr 30, 2019·3 cites·20 claims
- 1977US9395253B2Resistance and offset cancellation in a remote-junction temperature sensorTEXAS INSTRUMENTS INC·Filed 2013·Granted Jul 19, 2016·4 cites·14 claims
- 2076US9692445B1Sigma-delta modulator for generating a sinusoidal signalTEXAS INSTRUMENTS INC·Filed 2016·Granted Jun 27, 2017·2 cites·17 claims
- 2176US8446198B2Phase interpolator and a delay circuit for the phase interpolatorKAMATH ANANT SHANKAR·Filed 2010·Granted May 21, 2013·6 cites·2 claims
- 2276US8183939B1Ring oscillatorKUMAR AJAY·Filed 2011·Granted May 22, 2012·4 cites·18 claims
- 2375US5550510AConstant transconductance CMOS amplifier input stage with rail-to-rail input common mode voltage rangeLUCENT TECHNOLOGIES INC·Filed 1994·Granted Aug 27, 1996·26 cites·7 claims
- 2474US8346188B2Nonlinearity calibration scheme for a frequency modulation transmitterTEXAS INSTRUMENTS INC·Filed 2009·Granted Jan 1, 2013·5 cites·8 claims
- 2574US8165260B2Loop bandwidth enhancement technique for a digital PLL and a HF divider that enables this techniqueNAGARAJ KRISHNASWAMY·Filed 2011·Granted Apr 24, 2012·3 cites·12 claims
- 2672US5450249ADemodulator circuitAMERICAN TELEPHONE & TELEGRAPH·Filed 1993·Granted Sep 12, 1995·21 cites·24 claims
- 2772US5416432AMedian peak detector for controlling disk pickup headAT & T CORP·Filed 1993·Granted May 16, 1995·23 cites·9 claims
- 2871US8138833B1Common-mode feedback amplifierKUMAR AJAY·Filed 2010·Granted Mar 20, 2012·4 cites·20 claims
- 2971US6404262B1Switched capacitor integrator using unity gain buffersTEXAS INSTRUMENTS INC·Filed 2000·Granted Jun 11, 2002·15 cites·13 claims
- 3070US5764695AAdaptive line equalizerLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jun 9, 1998·78 cites·13 claims
- 3169US11901910B2Successive approximation register analog to digital converterTEXAS INSTRUMENTS INC·Filed 2022·Granted Feb 13, 2024·0 cites·20 claims
- 3269US9335223B2Circuits and methods for determining the temperature of a transistorTEXAS INSTRUMENTS INC·Filed 2013·Granted May 10, 2016·2 cites·8 claims
- 3369US6091300AMethod and apparatus for adjusting the input common mode voltage of a differential amplifierLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jul 18, 2000·27 cites·16 claims
- 3467US6222471B1Digital self-calibration scheme for a pipelined A/D converterTEXAS INSTRUMENTS INC·Filed 1999·Granted Apr 24, 2001·22 cites·17 claims
- 3566US5708703AWide range equalizer with line length detectionLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jan 13, 1998·35 cites·7 claims
- 3665US7915905B2Process and temperature insensitive flicker noise monitor circuitTEXAS INSTRUMENTS INC·Filed 2010·Granted Mar 29, 2011·1 cites·12 claims
- 3765US6232907B1Polarity shifting flash A/D converter and methodTEXAS INSTRUMENTS INC·Filed 1999·Granted May 15, 2001·27 cites·15 claims
- 3863US6259316B1Low voltage buffer amplifier for high speed sample and hold applicationsTEXAS INSTRUMENTS INC·Filed 1999·Granted Jul 10, 2001·20 cites·10 claims
- 3963US5945889AMethod and apparatus for tuning high Q bandpass filters using pulse excitationTEXAS INSTRUMENTS INC·Filed 1997·Granted Aug 31, 1999·20 cites·14 claims
- 4063US5739678AVoltage-to-current converter with rail-to-rail input rangeLUCENT TECHNOLOGIES INC·Filed 1996·Granted Apr 14, 1998·18 cites·17 claims
- 4163US5212486ACyclic analog-to-digital converterAT & T BELL LAB·Filed 1991·Granted May 18, 1993·23 cites·5 claims
- 4261US8373511B2Oscillator circuit and method for gain and phase noise controlTEXAS INSTRUMENTS INC·Filed 2010·Granted Feb 12, 2013·2 cites·7 claims
- 4360US6411246B2Folding circuit and A/D converterTEXAS INSTRUMENTS INC·Filed 2000·Granted Jun 25, 2002·10 cites·6 claims
- 4459US5057789AClass AB CMOS amplifierAT & T BELL LAB·Filed 1990·Granted Oct 15, 1991·15 cites·8 claims
- 4557US12388362B2Charge pumping using adjustable capacitorINFINEON TECH CANADA INC·Filed 2023·Granted Aug 12, 2025·0 cites·14 claims
- 4657US7916824B2Loop bandwidth enhancement technique for a digital PLL and a HF divider that enables this techniqueTEXAS INSTRUMENTS INC·Filed 2007·Granted Mar 29, 2011·2 cites·13 claims
- 4757US5412263AMultiple control voltage generation for MOSFET resistorsAT & T CORP·Filed 1992·Granted May 2, 1995·14 cites·6 claims
- 4856US12493061B2Bidirectional current sense for power field-effect transistorINFINEON TECH CANADA INC·Filed 2024·Granted Dec 9, 2025·0 cites·11 claims
- 4955US12218660B2Power transistor circuit that generates internal voltage supplyINFINEON TECH CANADA INC·Filed 2023·Granted Feb 4, 2025·0 cites·11 claims
- 5055US7719299B2Process and temperature insensitive flicker noise monitor circuitTEXAS INSTRUMENTS INC·Filed 2008·Granted May 18, 2010·0 cites·16 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →