Inventor · disambiguated record
James J. Spilker, Jr.
Also filed as: SPILKER JAMES J · SPILKER JAMES J JR · SPILKER JR JAMES J
37 granted patents·5 pending applications·1,724 citations·filing 1960–2010
98Inventor score
Top patents by PatentIndex Score
42 records- 0194US7042949B1Robust data transmission using broadcast digital television signalsROSUM CORP·Filed 2001·Granted May 9, 2006·159 cites·79 claims
- 0294US6727847B2Using digital television broadcast signals to provide GPS aiding informationROSUM CORP·Filed 2002·Granted Apr 27, 2004·81 cites·56 claims
- 0393US7372405B2Position location using digital video broadcast television signalsROSUM CORP·Filed 2006·Granted May 13, 2008·42 cites·22 claims
- 0492US6559800B2Position location using broadcast analog television signalsROSUM CORP·Filed 2002·Granted May 6, 2003·93 cites·52 claims
- 0591US6917328B2Radio frequency device for receiving TV signals and GPS satellite signals and performing positioningROSUM CORP·Filed 2002·Granted Jul 12, 2005·92 cites·50 claims
- 0690US7126536B2Position location using terrestrial digital video broadcast television signalsROSUM CORP·Filed 2001·Granted Oct 24, 2006·77 cites·87 claims
- 0789US6914560B2Position location using broadcast digital television signals comprising pseudonoise sequencesROSUM CORP·Filed 2003·Granted Jul 5, 2005·79 cites·38 claims
- 0889US6717547B2Position location using broadcast television signals and mobile telephone signalsROSUM CORP·Filed 2002·Granted Apr 6, 2004·87 cites·192 claims
- 0989US4324002ADelay-modulated random energy intelligence communication systemLOCKHEED MISSILES SPACE·Filed 1960·Granted Apr 6, 1982·28 cites·8 claims
- 1088US6952182B2Position location using integrated services digital broadcasting—terrestrial (ISDB-T) broadcast television signalsROSUM CORP·Filed 2002·Granted Oct 4, 2005·72 cites·87 claims
- 1188US6753812B2Time-gated delay lock loop tracking of digital television signalsROSUM CORP·Filed 2002·Granted Jun 22, 2004·73 cites·52 claims
- 1288US5398034AVector delay lock loop processing of radiolocation transmitter signalsSTANFORD TELECOMM INC·Filed 1993·Granted Mar 14, 1995·115 cites·9 claims
- 1387US8233091B1Positioning and time transfer using television synchronization signalsRABINOWITZ MATTHEW·Filed 2008·Granted Jul 31, 2012·32 cites·39 claims
- 1487US7471244B2Monitor units for television signalsROSUM CORP·Filed 2006·Granted Dec 30, 2008·28 cites·15 claims
- 1587US6970132B2Targeted data transmission and location services using digital television signalingROSUM CORP·Filed 2003·Granted Nov 29, 2005·66 cites·26 claims
- 1687US6859173B2Position location using broadcast television signals and mobile telephone signalsROSUM CORP·Filed 2003·Granted Feb 22, 2005·65 cites·12 claims
- 1786US6522297B1Position location using ghost canceling reference television signalsROSUM CORP·Filed 2002·Granted Feb 18, 2003·56 cites·64 claims
- 1885US7792156B1ATSC transmitter identifier signalingROSUM CORP·Filed 2009·Granted Sep 7, 2010·8 cites·23 claims
- 1985US7042396B2Position location using digital audio broadcast signalsROSUM CORP·Filed 2003·Granted May 9, 2006·57 cites·24 claims
- 2085US6861984B2Position location using broadcast digital television signalsROSUM CORP·Filed 2002·Granted Mar 1, 2005·57 cites·114 claims
- 2184US6879286B2Position location using ghost canceling reference television signalsROSUM CORP·Filed 2003·Granted Apr 12, 2005·47 cites·24 claims
- 2283US8102317B2Location identification using broadcast wireless signal signaturesLEE ANDY·Filed 2005·Granted Jan 24, 2012·24 cites·12 claims
- 2383US6839024B2Position determination using portable pseudo-television broadcast transmittersROSUM CORP·Filed 2003·Granted Jan 4, 2005·50 cites·28 claims
- 2480US6963306B2Position location and data transmission using pseudo digital television transmittersROSUM CORP·Filed 2004·Granted Nov 8, 2005·41 cites·24 claims
- 2580US6961020B2Position location using broadcast analog television signalsROSUM CORP·Filed 2003·Granted Nov 1, 2005·36 cites·44 claims
- 2674US7463195B2Position location using global positioning signals augmented by broadcast television signalsROSUM CORP·Filed 2002·Granted Dec 9, 2008·28 cites·34 claims
- 2764US7733270B1Position location using global positioning signals augmented by broadcast television signalsROSUM CORP·Filed 2008·Granted Jun 8, 2010·4 cites·19 claims
- 2863US5815046ATunable digital modulator integrated circuit using multiplexed D/A convertersSTANFORD TELECOM·Filed 1997·Granted Sep 29, 1998·27 cites·13 claims
- 2962US8149168B1Position determination using wireless local area network signals and television signalsRABINOWITZ MATTHEW·Filed 2007·Granted Apr 3, 2012·5 cites·50 claims
- 3061US5477195ANear optimal quasi-coherent delay lock loop (QCDLL) for tracking direct sequence signals and CDMASTANFORD TELECOMM INC·Filed 1994·Granted Dec 19, 1995·30 cites·5 claims
- 3156US4363130ABinary digital communication systemLOCKHEED MISSILES SPACE·Filed 1960·Granted Dec 7, 1982·8 cites·5 claims
- 3253US5625363APaging/messaging system using GPS satellitesSTANFORD TELECOMM INC·Filed 1995·Granted Apr 29, 1997·31 cites·4 claims
- 3352US8754807B2Time, frequency, and location determination for femtocellsDO JU-YONG·Filed 2009·Granted Jun 17, 2014·0 cites·11 claims
- 3452US8677440B2Position determination using ATSC-M/H signalsOPSHAUG GUTTORM·Filed 2010·Granted Mar 18, 2014·1 cites·41 claims
- 3548US4326292ARandom energy communication systemLOCKHEED MISSILES SPACE·Filed 1960·Granted Apr 20, 1982·6 cites·5 claims
- 3643US2004073914A1Precision time transfer using television signalsFiled 2003·Application pending·0 cites
- 3740US6044071ASignal structure for global positioning systemsSTANFORD TELECOMM INC·Filed 1997·Granted Mar 28, 2000·15 cites·7 claims
- 3839US2005251844A1Blind correlation for high precision ranging of coded OFDM signalsMARTONE MASSIMILIANO·Filed 2005·Application pending·0 cites
- 3937US2005066373A1Position location using broadcast digital television signalsFiled 2004·Application pending·0 cites
- 4036US2004201779A1Symbol clock recovery for the ATSC digital television signalFiled 2004·Application pending·0 cites
- 4135US2002135518A1Time-gated delay lock loop tracking of digital television signalsFiled 2002·Application pending·0 cites
- 4234US6058135AQuasi-optimal receiver for tracking and acquisition of a split spectrum PN GPS C/A signalITT MFG ENTERPRISES INC·Filed 1999·Granted May 2, 2000·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →