Inventor · disambiguated record
Donald A. Hitko
Also filed as: HITKO DONALD · HITKO DONALD A
22 granted patents·1 pending application·153 citations·filing 1994–2023
95Inventor score
Top patents by PatentIndex Score
23 records- 0194US8374561B1Non-foster impedance power amplifierHRL LAB LLC·Filed 2010·Granted Feb 12, 2013·21 cites·26 claims
- 0293US10515872B1Metallic sub-collector for HBT and BJT transistorsHRL LAB LLC·Filed 2016·Granted Dec 24, 2019·9 cites·9 claims
- 0392US8860092B1Metallic sub-collector for HBT and BJT transistorsLI JAMES CHINGWEI·Filed 2008·Granted Oct 14, 2014·20 cites·10 claims
- 0491US9407239B2Wide bandwidth automatic tuning circuitWHITE CARSON R·Filed 2012·Granted Aug 2, 2016·15 cites·45 claims
- 0588US9621183B2Interleaved Δ-Σ modulatorHRL LAB LLC·Filed 2015·Granted Apr 11, 2017·8 cites·28 claims
- 0688US8988173B2Differential negative impedance converters and inverters with variable or tunable conversion ratiosHITKO DONALD A·Filed 2012·Granted Mar 24, 2015·17 cites·37 claims
- 0786US9843339B1Asynchronous pulse domain to synchronous digital domain converterHRL LAB LLC·Filed 2016·Granted Dec 12, 2017·6 cites·20 claims
- 0886US9184974B1In-phase and quadrature radio frequency digital-to-analog converterBOEING CO·Filed 2014·Granted Nov 10, 2015·8 cites·18 claims
- 0986US9054798B2Non-foster circuit stabilization methodXU ZHIWEI·Filed 2012·Granted Jun 9, 2015·9 cites·15 claims
- 1086US8958764B1Method and apparatus for detecting amplitudes and/or phases of recognizable signals in a frequency band or spectrum of interestHRL LAB LLC·Filed 2012·Granted Feb 17, 2015·8 cites·24 claims
- 1182US11588482B1Multiplexing sample-and-hold circuitHRL LAB LLC·Filed 2021·Granted Feb 21, 2023·1 cites·19 claims
- 1274US9294328B2In-phase and quadrature radio frequency digital-to-analog converterBOEING CO·Filed 2015·Granted Mar 22, 2016·2 cites·20 claims
- 1372US9484918B1Dual edge pulse de-multiplexer with equalized path delayHRL LAB LLC·Filed 2015·Granted Nov 1, 2016·2 cites·15 claims
- 1467US11881851B1Multiplexing sample-and-hold circuitHRL LAB LLC·Filed 2023·Granted Jan 23, 2024·0 cites·19 claims
- 1567US9508552B1Method for forming metallic sub-collector for HBT and BJT transistorsLI JAMES CHINGWEI·Filed 2014·Granted Nov 29, 2016·1 cites·9 claims
- 1665US9103914B2Optical angle of arrival sensors and methods for determining an angle of arrival of incident lightBOEING CO·Filed 2013·Granted Aug 11, 2015·2 cites·35 claims
- 1759US6952177B1Traveling wave, multiplying D/A converterBOEING CO·Filed 2004·Granted Oct 4, 2005·10 cites·49 claims
- 1855US7349471B2PPM receiving system and method using time-interleaved integratorsBOEING CO·Filed 2003·Granted Mar 25, 2008·3 cites·32 claims
- 1951US7259444B1Optoelectronic device with patterned ion implant subcollectorHRL LAB LLC·Filed 2004·Granted Aug 21, 2007·3 cites·45 claims
- 2050US10361731B2Interleaved sigma delta modulator based SDR transmitterHRL LAB LLC·Filed 2017·Granted Jul 23, 2019·0 cites·23 claims
- 2147US9531571B2Agile radio architectureHRL LAB LLC·Filed 2013·Granted Dec 27, 2016·0 cites·32 claims
- 2242US5467034AOxygen sensor interface circuit with optimized gain characteristicsDELCO ELECTRONICS CORP·Filed 1994·Granted Nov 14, 1995·8 cites·12 claims
- 2337US2013009720A1Wide bandwidth automatic tuning circuitHRL LAB LLC·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →