Inventor · disambiguated record
Frank Chethik
Also filed as: CHETHIK FRANK
27 granted patents·2 pending applications·958 citations·filing 1979–2012
97Inventor score
Files withLOCKHEED CORP14LORAL AEROSPACE CORP7CHETHIK FRANK2FORD AEROSPACE & COMMUNICATION1FORD AEROSPACE CORP1
Top patents by PatentIndex Score
29 records- 0192US6816112B1Hybrid RF/optical acquisition and tracking system and methodLOCKHEED CORP·Filed 2003·Granted Nov 9, 2004·60 cites·10 claims
- 0286US6002723ADigital receiver having programmable complex threshold detectors and threshold interpretersLOCKHEED CORP·Filed 1997·Granted Dec 14, 1999·53 cites·8 claims
- 0386US5432787APacket data transmission system with adaptive data recovery methodLORAL AEROSPACE CORP·Filed 1994·Granted Jul 11, 1995·136 cites·13 claims
- 0485US6961025B1High-gain conformal array antennaLOCKHEED CORP·Filed 2003·Granted Nov 1, 2005·57 cites·35 claims
- 0585US4958349AHigh data rate BCH decoderFORD AEROSPACE CORP·Filed 1988·Granted Sep 18, 1990·53 cites·22 claims
- 0684US9000982B2Conformal array antennaCHETHIK FRANK·Filed 2012·Granted Apr 7, 2015·12 cites·20 claims
- 0784US5890679AMedium earth orbit communication satellite systemLORAL AEROSPACE CORP·Filed 1996·Granted Apr 6, 1999·48 cites·7 claims
- 0883US5783977ATunable and bandwidth programmable multi-element filter systemLORAL AEROSPACE CORP·Filed 1996·Granted Jul 21, 1998·43 cites·25 claims
- 0983US5612651AModulating array QAM transmitterLORAL AEROSPACE CORP·Filed 1996·Granted Mar 18, 1997·136 cites·15 claims
- 1079US7469124B1Rate adaptive satellite communicationsLOCKHEED CORP·Filed 2003·Granted Dec 23, 2008·18 cites·38 claims
- 1177US4280224ABit synchronizer with early and late gatingFORD AEROSPACE & COMMUNICATION·Filed 1979·Granted Jul 21, 1981·28 cites·9 claims
- 1275US5237292AQuadrature amplitude modulation system with compensation for transmission system characteristicsLORAL SPACE SYSTEMS INC·Filed 1992·Granted Aug 17, 1993·75 cites·10 claims
- 1374US6267329B1Medium earth orbit communications satellite systemLORAL AEROSPACE CORP·Filed 1999·Granted Jul 31, 2001·33 cites·23 claims
- 1473US5867071AHigh power transmitter employing a high power QAM modulatorLOCKHEED MARTIN AEROSPACE CORP·Filed 1997·Granted Feb 2, 1999·44 cites·8 claims
- 1570US6697996B2Multi-dimensional packet recovery system and methodLOCKHEED CORP·Filed 2001·Granted Feb 24, 2004·15 cites·8 claims
- 1670US6593827B2Modulating array transmitter autocalibration method and systemLOCKHEED CORP·Filed 2001·Granted Jul 15, 2003·16 cites·2 claims
- 1767US8774730B1Field programmable microwave arraysCHETHIK FRANK·Filed 2012·Granted Jul 8, 2014·3 cites·25 claims
- 1863US5543811ATriangular pyramid phased array antennaLORAL AEROSPACE CORP·Filed 1995·Granted Aug 6, 1996·31 cites·4 claims
- 1961US5666124AHigh gain array antenna systemLORAL AEROSPACE CORP·Filed 1995·Granted Sep 9, 1997·33 cites·13 claims
- 2060US6567477B1Two-dimensional constellation generation, pruning, and partial gray coding for bandwidth and power efficiencyLOCKHEED CORP·Filed 2000·Granted May 20, 2003·7 cites·15 claims
- 2157US6144786AHigh bandwidth-time product continuously variable controlled delay systemLOCKHEED CORP·Filed 1999·Granted Nov 7, 2000·19 cites·11 claims
- 2250US6810048B2Virtual coherent signal controlled oscillatorLOCKHEED CORP·Filed 2001·Granted Oct 26, 2004·2 cites·5 claims
- 2341US6151481ACombiner with phase and delay correctionLOCKHEED CORP·Filed 1998·Granted Nov 21, 2000·10 cites·15 claims
- 2439US6195195B1Opto-mechanical controlled variable RF/microwave delay element and methodLOCKHEED CORP·Filed 1999·Granted Feb 27, 2001·7 cites·10 claims
- 2538US2004081253A1Minimum shift QAM waveform and transmitterFiled 2002·Application pending·0 cites
- 2636US2003061301A1Music on demand system and methodFiled 2001·Application pending·0 cites
- 2735US5917384AModulating array transmitter and method having improved on-off keyingLOCKHEED CORP·Filed 1997·Granted Jun 29, 1999·8 cites·7 claims
- 2833US6137833AProgrammable transmitter baseband equalizerLOCKHEED CORP·Filed 1999·Granted Oct 24, 2000·5 cites·11 claims
- 2930US5898737AAdaptive digital symbol recovery for amplitude phased keyed digital communication systemsLOCKHEED CORP·Filed 1995·Granted Apr 27, 1999·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →