Inventor · disambiguated record
Subramanian S. Meiyappan
Also filed as: MEIYAPPAN SUBRAMANIAN · MEIYAPPAN SUBRAMANIAN S
37 granted patents·7 pending applications·582 citations·filing 1998–2024
98Inventor score
Files withNEXTNAV LLC21VLSI TECHNOLOGY INC7KONINKL PHILIPS ELECTRONICS NV6ECSITE INC4PATTABIRAMAN GANESH3
Top patents by PatentIndex Score
44 records- 0198US8130141B2Wide area positioning systemPATTABIRAMAN GANESH·Filed 2009·Granted Mar 6, 2012·149 cites·113 claims
- 0294US8643540B2Wide area positioning systemPATTABIRAMAN GANESH·Filed 2012·Granted Feb 4, 2014·13 cites·85 claims
- 0393US9057606B2Wide area positioning systemWOLF TOM·Filed 2011·Granted Jun 16, 2015·48 cites·76 claims
- 0493US8629803B2Wide area positioning systemPATTABIRAMAN GANESH·Filed 2012·Granted Jan 14, 2014·17 cites·94 claims
- 0592US9967845B2Systems and methods for selectively receiving and processing RF signals at an RF beaconNEXTNAV LLC·Filed 2015·Granted May 8, 2018·7 cites·18 claims
- 0692US8874398B2Wide area positioning systemNEXTNAV LLC·Filed 2013·Granted Oct 28, 2014·18 cites·46 claims
- 0792US7100133B1Computer system and method to dynamically generate system on a chip description files and verification informationKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Aug 29, 2006·105 cites·14 claims
- 0890US10608695B2Wide area positioning systemNEXTNAV LLC·Filed 2017·Granted Mar 31, 2020·4 cites·37 claims
- 0989US9810788B2Wide area positioning systemNEXTNAV LLC·Filed 2015·Granted Nov 7, 2017·7 cites·27 claims
- 1087US9286490B2Systems and methods for providing conditional access to transmitted informationNEXTNAV LLC·Filed 2013·Granted Mar 15, 2016·7 cites·40 claims
- 1186US10231201B2Systems and methods for assured time synchronization of an RF beaconNEXTNAV LLC·Filed 2017·Granted Mar 12, 2019·7 cites·28 claims
- 1285US12289131B2Wide area positioning systemNEXTNAV LLC·Filed 2023·Granted Apr 29, 2025·0 cites·15 claims
- 1384US11115078B2Wide area positioning systemNEXTNAV LLC·Filed 2020·Granted Sep 7, 2021·1 cites·51 claims
- 1484US9591438B2Wide area positioning systemNEXTNAV LLC·Filed 2013·Granted Mar 7, 2017·3 cites·37 claims
- 1583US10194395B2Systems and methods for low-power location determination using terrestrial signalsNEXTNAV LLC·Filed 2017·Granted Jan 29, 2019·4 cites·16 claims
- 1680US10175945B2Methods and systems for improving correlationNEXTNAV LLC·Filed 2017·Granted Jan 8, 2019·5 cites·10 claims
- 1779US6993542B1Efficient random number generation for communication systemsCISCO TECH IND·Filed 2001·Granted Jan 31, 2006·27 cites·19 claims
- 1877US11705936B2Wide area positioning systemNEXTNAV LLC·Filed 2021·Granted Jul 18, 2023·0 cites·18 claims
- 1976US10470129B2Systems and methods for low-power location determination using terrestrial signalsNEXTNAV LLC·Filed 2018·Granted Nov 5, 2019·2 cites·17 claims
- 2069US6519670B1Method and system for optimizing a host bus that directly interfaces to a 16-bit PCMCIA host bus adapterKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Feb 11, 2003·14 cites·20 claims
- 2167US9390279B2Systems and methods for providing conditional access to transmitted informationNEXTNAV LLC·Filed 2013·Granted Jul 12, 2016·2 cites·20 claims
- 2267US6289406B1Optimizing the performance of asynchronous bus bridges with dynamic transactionsVLSI TECHNOLOGY INC·Filed 1998·Granted Sep 11, 2001·49 cites·28 claims
- 2364US6658502B1Multi-channel and multi-modal direct memory access controller for optimizing performance of host busKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Dec 2, 2003·10 cites·15 claims
- 2462US12050281B2Systems and methods of radio frequency data mapping and collection for environmentsECSITE INC·Filed 2022·Granted Jul 30, 2024·0 cites·20 claims
- 2559US11848723B2Systems and methods of testing cables in telecommunication systems and systems that contain said cablesECSITE INC·Filed 2022·Granted Dec 19, 2023·0 cites·20 claims
- 2659US9408024B2Wide area positioning systemNEXTNAV LLC·Filed 2013·Granted Aug 2, 2016·0 cites·28 claims
- 2756US10649090B2Wide area positioning systemNEXTNAV LLC·Filed 2017·Granted May 12, 2020·0 cites·20 claims
- 2856US6233632B1Optimizing peripheral component interconnect transactions in a mixed 32/64-bit environment by eliminating unnecessary data transfersVLSI TECHNOLOGY INC·Filed 1999·Granted May 15, 2001·29 cites·21 claims
- 2956US2015289089A1Wide area positioning systemNEXTNAV LLC·Filed 2015·Application pending·0 cites
- 3054US2018227868A1Systems and methods for selectively receiving and processing rf signals at an rf beaconNEXTNAV LLC·Filed 2018·Application pending·0 cites
- 3153US2024319254A1Systems and methods of identifying errors in rf cabling using system level distance to fault testECSITE INC·Filed 2024·Application pending·0 cites
- 3252US2023128825A1Systems and methods for retaining equipment information in a blockchainECSITE INC·Filed 2022·Application pending·0 cites
- 3349US9787649B2Systems and methods for providing conditional access to transmitted informationNEXTNAV LLC·Filed 2016·Granted Oct 10, 2017·0 cites·42 claims
- 3440US6301631B1Memory mapping method for eliminating dual address cycles in a peripheral component interconnect environmentVLSI TECHNOLOGY INC·Filed 1999·Granted Oct 9, 2001·12 cites·38 claims
- 3539US6230216B1Method for eliminating dual address cycles in a peripheral component interconnect environmentVLSI TECHNOLOGY INC·Filed 1999·Granted May 8, 2001·11 cites·20 claims
- 3638US6578098B1Predictive mechanism for ASB slave responsesKONINKL PHILIPS ELECTRONICS NV·Filed 1999·Granted Jun 10, 2003·10 cites·10 claims
- 3738US6311248B1Method and system for optimized data transfers in a mixed 64-bit/32-bit PCI environmentVLSI TECHNOLOGY INC·Filed 1999·Granted Oct 30, 2001·9 cites·20 claims
- 3838US2016191485A1Systems and methods for site data collectionRAJANGAM KARTHIKEYAN·Filed 2015·Application pending·0 cites
- 3937US2016161613A1System and method for using gnss tracking correlators for terrestrial beaconsNEXTNAV LLC·Filed 2015·Application pending·0 cites
- 4036US6560663B1Method and system for controlling internal busses to prevent bus contention during internal scan testingKONINKL PHILIPS ELECTRONICS NV·Filed 1999·Granted May 6, 2003·6 cites·14 claims
- 4136US2016124069A1Systems and methods for estimating a two-dimensional position of a receiverNEXTNAV LLC·Filed 2015·Application pending·0 cites
- 4232US6223232B1System and method to predict configuration of a bus targetVLSI TECHNOLOGY INC·Filed 1999·Granted Apr 24, 2001·3 cites·20 claims
- 4331US6178478B1Smart target mechanism for eliminating dual address cycles in a peripheral component interconnect environmentVLSI TECHNOLOGY INC·Filed 1998·Granted Jan 23, 2001·2 cites·19 claims
- 4429US6523075B1Method and system for controlling internal busses to prevent busses contention during internal scan testing by using a centralized control resourceKONINKL PHILIPS ELECTRONICS NV·Filed 1999·Granted Feb 18, 2003·1 cites·16 claims
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