Inventor · disambiguated record
Derek D. Kumar
Also filed as: KUMAR DEREK · KUMAR DEREK D
19 granted patents·4 pending applications·2,142 citations·filing 1994–2017
97Inventor score
Files withKUMAR DEREK D6DIGITAL RADIO EXPRESS INC3USA DIGITAL RADIO PARTNERS LP3ACHA SERGIO DE1IBIQUITY DIGITAL CORP1
Top patents by PatentIndex Score
23 records- 0198US6005894AAM-compatible digital broadcasting method and systemFiled 1997·Granted Dec 21, 1999·240 cites·27 claims
- 0298US5748677AReference signal communication method and systemFiled 1996·Granted May 5, 1998·268 cites·14 claims
- 0397US5956624AMethod and system for simultaneously broadcasting and receiving digital and analog signalsUSA DIGITAL RADIO PARTNERS LP·Filed 1994·Granted Sep 21, 1999·221 cites·19 claims
- 0495US9763063B2Secure broadcast beacon communicationsKUMAR DEREK D·Filed 2015·Granted Sep 12, 2017·13 cites·28 claims
- 0593US5949796AIn-band on-channel digital broadcasting method and systemFiled 1996·Granted Sep 7, 1999·356 cites·22 claims
- 0692US6351500B2AM- compatible digital broadcasting method and systemDIGITAL RADIO EXPRESS INC·Filed 1999·Granted Feb 26, 2002·122 cites·24 claims
- 0792US5825807ASystem and method for multiplexing a spread spectrum communication systemFiled 1995·Granted Oct 20, 1998·279 cites·16 claims
- 0891US8542593B1System and methods for error tolerant content delivery over multicast channelsKUMAR DEREK D·Filed 2010·Granted Sep 24, 2013·19 cites·10 claims
- 0990US7046694B2In-band on-channel digital broadcasting method and systemDIGITAL RADIO EXPRESS INC·Filed 2001·Granted May 16, 2006·63 cites·9 claims
- 1087US9860718B2Secure broadcast beacon communicationsKUMAR DEREK D·Filed 2017·Granted Jan 2, 2018·4 cites·25 claims
- 1185US10075820B2Secure broadcast beacon communicationsKUMAR DEREK D·Filed 2017·Granted Sep 11, 2018·3 cites·20 claims
- 1285US6563880B1Method and system for simultaneously broadcasting and receiving digital and analog signalsIBIQUITY DIGITAL CORP·Filed 1999·Granted May 13, 2003·122 cites·31 claims
- 1385US5949813AMethod and system for simultaneously broadcasting and receiving digital and analog signalsUSA DIGITAL RADIO PARTNERS LP·Filed 1997·Granted Sep 7, 1999·71 cites·15 claims
- 1481US6246698B1In-band on-channel digital broadcasting method and systemDIGITAL RADIO EXPRESS INC·Filed 1998·Granted Jun 12, 2001·107 cites·3 claims
- 1577US5745525AMethod and system for simultaneously broadcasting and receiving digital and analog signalsUSA DIGITAL RADIO PARTNERS L P·Filed 1995·Granted Apr 28, 1998·80 cites·3 claims
- 1673US5903598AMethod and system for simultaneously broadcasting and receiving digital and analog signalsUSA DIGITAL RADIO PARTNERS LP·Filed 1997·Granted May 11, 1999·33 cites·5 claims
- 1768US6014407AMethod and system for simultaneously broadcasting and receiving digital and analog signalsFiled 1997·Granted Jan 11, 2000·45 cites·26 claims
- 1864US5966401ARF simplex spread spectrum receiver and method with symbol deinterleaving prior to bit estimatingFiled 1995·Granted Oct 12, 1999·53 cites·8 claims
- 1960US5862186ARF simplex spread spectrum receiver and methodFiled 1995·Granted Jan 19, 1999·43 cites·5 claims
- 2048US2013254614A1System and methods for error tolerant content delivery over multicast channelsKUMAR DEREK D·Filed 2013·Application pending·0 cites
- 2148US2014019224A1Facilitating consumer activity through an electronic card deviceACHA SERGIO DE·Filed 2012·Application pending·0 cites
- 2246US2004223553A1Method and system for wireless audio transmission using low bit-weight wordsFiled 2004·Application pending·0 cites
- 2337US2013276065A1System and methods for receiving and correcting content transmitted over multicast channelsKUMAR DEREK D·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →