Inventor · disambiguated record
James William Startup
Also filed as: STARTUP JAMES · STARTUP JAMES W · STARTUP JAMES WILLIAM
15 granted patents·2 pending applications·574 citations·filing 1997–2025
95Inventor score
Top patents by PatentIndex Score
17 records- 0193US5940379AApparatus and method for using multiple spreading codes for data transmission in a satellite communication systemMOTOROLA INC·Filed 1997·Granted Aug 17, 1999·160 cites·35 claims
- 0289US6642894B1Smart antenna for airborne cellular systemMOTOROLA INC·Filed 2000·Granted Nov 4, 2003·67 cites·21 claims
- 0385US6684056B1System for providing optimal satellite communication via a MEO/LEO satellite constellationMOTOROLA INC·Filed 2000·Granted Jan 27, 2004·45 cites·18 claims
- 0481US6526278B1Mobile satellite communication system utilizing polarization diversity combiningMOTOROLA INC·Filed 2000·Granted Feb 25, 2003·21 cites·19 claims
- 0580US6847622B1Methods and apparatus for providing multiple wireless communication services having different bit ratesMOTOROLA INC·Filed 2000·Granted Jan 25, 2005·25 cites·11 claims
- 0678US6052085AMethod and system for beamforming at baseband in a communication systemMOTOROLA INC·Filed 1998·Granted Apr 18, 2000·57 cites·16 claims
- 0771US6556809B1Method and apparatus for controlling communication beams within a cellular communication systemMOTOROLA INC·Filed 1999·Granted Apr 29, 2003·43 cites·12 claims
- 0862US2025379605A1Differential Detection of Spread Spectrum Wakeup CodesVIASAT INC·Filed 2025·Application pending·0 cites
- 0960US6215780B1Method and system for synchronous code division multiplexed communicationsMOTOROLA INC·Filed 1998·Granted Apr 10, 2001·39 cites·18 claims
- 1059US2025100720A1Systems and methods for detecting hypersonic vehiclesVIASAT INC·Filed 2023·Application pending·0 cites
- 1158US7043198B2Mobile satellite communication system utilizing polarization diversity combiningMOTOROLA INC·Filed 2002·Granted May 9, 2006·8 cites·7 claims
- 1258US6061406AMultichannel time shared demodulator and methodMOTOROLA INC·Filed 1998·Granted May 9, 2000·48 cites·27 claims
- 1357US6137612AMethod and system for channelization and down conversion of wideband subscriber information signalsMOTOROLA INC·Filed 1998·Granted Oct 24, 2000·24 cites·12 claims
- 1453US12273134B2Differential detection of spread spectrum wakeup codesVIASAT INC·Filed 2021·Granted Apr 8, 2025·0 cites·21 claims
- 1552US6343210B1Method and system for soft decision propagationMOTOROLA INC·Filed 1999·Granted Jan 29, 2002·27 cites·15 claims
- 1630US6366775B1Signal acquistion method and apparatusMOTOROLA INC·Filed 1999·Granted Apr 2, 2002·2 cites·10 claims
- 1730US6144704APhase domain multiplexed communications systemMOTOROLA INC·Filed 1998·Granted Nov 7, 2000·8 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when James William Startup files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →