Inventor · disambiguated record
Douglas A. Garrity
Also filed as: GARRITY DOUGLAS · GARRITY DOUGLAS A · GARRITY DOUGLAS ALAN
48 granted patents·1 pending application·1,264 citations·filing 1994–2021
98Inventor score
Top patents by PatentIndex Score
49 records- 0197US11489535B1Analog-to-digital converter (ADC) testingNXP BV·Filed 2021·Granted Nov 1, 2022·10 cites·22 claims
- 0296US9319033B1Ramp voltage generator and method for testing an analog-to-digital converterFREESCALE SEMICONDUCTOR INC·Filed 2015·Granted Apr 19, 2016·21 cites·19 claims
- 0396US7307572B2Programmable dual input switched-capacitor gain stageFREESCALE SEMICONDUCTOR INC·Filed 2005·Granted Dec 11, 2007·50 cites·10 claims
- 0495US5680070AProgrammable analog array and method for configuring the sameMOTOROLA INC·Filed 1996·Granted Oct 21, 1997·120 cites·20 claims
- 0594US6967611B2Optimized reference voltage generation using switched capacitor scaling for data convertersFREESCALE SEMICONDUCTOR INC·Filed 2004·Granted Nov 22, 2005·80 cites·41 claims
- 0694US5894284ACommon-mode output sensing circuitMOTOROLA INC·Filed 1996·Granted Apr 13, 1999·119 cites·21 claims
- 0794US5574457ASwitched capacitor gain stageMOTOROLA INC·Filed 1995·Granted Nov 12, 1996·96 cites·22 claims
- 0893US11662427B2Method and system for frequency offset modulation range division MIMO automotive radarNXP USA INC·Filed 2019·Granted May 30, 2023·13 cites·19 claims
- 0993US9509332B1Dual sigma-delta analog-to-digital converterFREESCALE SEMICONDUCTOR INC·Filed 2015·Granted Nov 29, 2016·16 cites·19 claims
- 1093US8723712B1Digital to analog converter with current steering source for reduced glitch energy errorFREESCALE SEMICONDUCTOR INC·Filed 2013·Granted May 13, 2014·16 cites·20 claims
- 1193US5625360ACurrent source for reducing noise glitches generated in a digital to analog converter and method thereforMOTOROLA INC·Filed 1995·Granted Apr 29, 1997·115 cites·18 claims
- 1292US10069507B1Mismatch and reference common-mode offset insensitive single-ended switched capacitor gain stageNXP USA INC·Filed 2018·Granted Sep 4, 2018·11 cites·20 claims
- 1390US7535391B1Analog-to-digital converter having random capacitor assignment and method thereofFREESCALE SEMICONDUCTOR INC·Filed 2008·Granted May 19, 2009·26 cites·20 claims
- 1490US7102365B1Apparatus for current sensingFREESCALE SEMICONDUCTOR INC·Filed 2005·Granted Sep 5, 2006·18 cites·9 claims
- 1590US7064700B1Multi-channel analog to digital converterFREESCALE SEMICONDUCTOR INC·Filed 2005·Granted Jun 20, 2006·35 cites·23 claims
- 1690US6362770B1Dual input switched capacitor gain stageMOTOROLA INC·Filed 2000·Granted Mar 26, 2002·49 cites·22 claims
- 1789US7589658B2Analog-to-digital converter with variable gain and method thereofFREESCALE SEMICONDUCTOR INC·Filed 2008·Granted Sep 15, 2009·22 cites·18 claims
- 1889US6535157B1Low power cyclic A/D converterMOTOROLA INC·Filed 2001·Granted Mar 18, 2003·65 cites·10 claims
- 1988US8487803B1Pipelined analog-to-digital converter having reduced power consumptionGARRITY DOUGLAS A·Filed 2012·Granted Jul 16, 2013·12 cites·18 claims
- 2087US8400339B2Correlated-level-shifting and correlated-double-sampling switched-capacitor gain stages, systems implementing the gain stages, and methods of their operationGARRITY DOUGLAS A·Filed 2011·Granted Mar 19, 2013·12 cites·20 claims
- 2187US7649957B2Non-overlapping multi-stage clock generator systemFREESCALE SEMICONDUCTOR INC·Filed 2006·Granted Jan 19, 2010·16 cites·18 claims
- 2285US8513982B1Sample and hold circuit and differential sample and hold circuitGARRITY DOUGLAS A·Filed 2012·Granted Aug 20, 2013·10 cites·19 claims
- 2385US7443333B2Single stage cyclic analog to digital converter with variable resolutionFREESCALE SEMICONDUCTOR INC·Filed 2007·Granted Oct 28, 2008·16 cites·19 claims
- 2485US6087969ASigma-delta modulator and method for digitizing a signalMOTOROLA INC·Filed 1998·Granted Jul 11, 2000·58 cites·18 claims
- 2583US10359469B2Non-intrusive on-chip analog test/trim/calibrate subsystemNXP USA INC·Filed 2017·Granted Jul 23, 2019·2 cites·20 claims
- 2683US9438262B1Method for testing differential analog-to-digital converter and system thereforFREESCALE SEMICONDUCTOR INC·Filed 2015·Granted Sep 6, 2016·4 cites·20 claims
- 2783US6741194B1Methods and apparatus for detecting out-of-range signals in an analog-to-digital converterMOTOROLA INC·Filed 2002·Granted May 25, 2004·30 cites·31 claims
- 2882US11796632B2Frequency and time offset modulation chirp MIMO radarNXP USA INC·Filed 2020·Granted Oct 24, 2023·1 cites·16 claims
- 2982US7282929B2Apparatus for current sensingFREESCALE SEMICONDUCTOR INC·Filed 2006·Granted Oct 16, 2007·10 cites·9 claims
- 3078US8736309B2Non-overlapping clock generator circuit and methodGARRITY DOUGLAS A·Filed 2012·Granted May 27, 2014·5 cites·20 claims
- 3178US5644313ARedundant signed digit A-to-D conversion circuit and method thereofMOTOROLA INC·Filed 1995·Granted Jul 1, 1997·44 cites·22 claims
- 3277US7289052B1System and method for analog-to-digital conversionFREESCALE SEMICONDUCTOR INC·Filed 2006·Granted Oct 30, 2007·11 cites·20 claims
- 3376US8344798B2Correlated-double-sampling switched-capacitor gain stages, systems implementing the gain stages, and methods of their operationFREESCALE SEMICONDUCTOR INC·Filed 2011·Granted Jan 1, 2013·4 cites·20 claims
- 3473US11762077B2Method and system for frequency offset modulation range division MIMO automotive radar using I-channel only modulation mixerNXP USA INC·Filed 2019·Granted Sep 19, 2023·2 cites·20 claims
- 3573US7305643B2Method of tiling analog circuits that include resistors and capacitorsFREESCALE SEMICONDUCTOR INC·Filed 2005·Granted Dec 4, 2007·5 cites·14 claims
- 3669US5625361AProgrammable capacitor array and method of programmingMOTOROLA INC·Filed 1994·Granted Apr 29, 1997·22 cites·20 claims
- 3768US10651811B2Mismatch and reference common-mode offset insensitive single-ended switched capacitor gain stage with reduced capacitor mismatch sensitivityNXP USA INC·Filed 2018·Granted May 12, 2020·2 cites·22 claims
- 3868US8264393B2Current reduction in a single stage cyclic analog to digital converter with variable resolutionGARRITY DOUGLAS A·Filed 2010·Granted Sep 11, 2012·4 cites·18 claims
- 3968US5525920AComparator circuit and method thereofMOTOROLA INC·Filed 1995·Granted Jun 11, 1996·23 cites·11 claims
- 4066US5818276ANon-overlapping clock generator circuit and method thereforMOTOROLA INC·Filed 1996·Granted Oct 6, 1998·25 cites·9 claims
- 4165US10298257B1SNDR improvement through optimal DAC element selectionNXP USA INC·Filed 2018·Granted May 21, 2019·2 cites·20 claims
- 4265US7015852B1Cyclic analog-to-digital converterFREESCALE SEMICONDUCTOR INC·Filed 2004·Granted Mar 21, 2006·14 cites·18 claims
- 4363US9048864B2Digital to analog converter with current steering source for reduced glitch energy errorFREESCALE SEMICONDUCTOR INC·Filed 2014·Granted Jun 2, 2015·2 cites·20 claims
- 4463US5886562AMethod and apparatus for synchronizing a plurality of output clock signals generated from a clock input signalMOTOROLA INC·Filed 1996·Granted Mar 23, 1999·43 cites·22 claims
- 4559US11994611B2Frequency and time offset modulation (FANTOM) chirp MIMO automotive radar with N-path notch filterNXP BV·Filed 2021·Granted May 28, 2024·0 cites·20 claims
- 4656US8610467B2Sample and hold circuitKABIR MOHAMMAD NIZAM U·Filed 2012·Granted Dec 17, 2013·2 cites·19 claims
- 4746US8575989B1High isolation switchGARRITY DOUGLAS A·Filed 2012·Granted Nov 5, 2013·1 cites·18 claims
- 4842US7305642B2Method of tiling analog circuitsFREESCALE SEMICONDUCTOR INC·Filed 2005·Granted Dec 4, 2007·0 cites·7 claims
- 4941US2013314271A1Vehicle-borne radar systems with continuous-time, sigma delta analog-to-digital converters, and methods of their operationBRASWELL BRANDT·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →