Inventor · disambiguated record
Terry Michael Schaffner
Also filed as: SCHAFFNER TERRY M · SCHAFFNER TERRY MICHAEL
23 granted patents·1 pending application·552 citations·filing 1993–2016
96Inventor score
Top patents by PatentIndex Score
24 records- 0190US6901117B1Soft output decoder for convolutional codesMOTOROLA INC·Filed 2000·Granted May 31, 2005·48 cites·20 claims
- 0287US8976060B2RF chirp signal propagation delay measurementSCHAFFNER TERRY M·Filed 2011·Granted Mar 10, 2015·10 cites·13 claims
- 0382US9083444B2Chirp spread spectrum system and methodDIGI INT INC·Filed 2013·Granted Jul 14, 2015·4 cites·5 claims
- 0480US5856935AFast hadamard transform within a code division, multiple access communication systemMOTOROLA INC·Filed 1996·Granted Jan 5, 1999·118 cites·5 claims
- 0578US6856657B1Soft output decoder for convolutional codesMOTOROLA INC·Filed 2000·Granted Feb 15, 2005·25 cites·21 claims
- 0675US5418813AMethod and apparatus for creating a composite waveformMOTOROLA INC·Filed 1993·Granted May 23, 1995·64 cites·25 claims
- 0774US5406629AApparatus and method for digitally processing signals in a radio frequency communication systemMOTOROLA INC·Filed 1993·Granted Apr 11, 1995·37 cites·20 claims
- 0871US5878098AMethod and apparatus for rate determination in a communication systemMOTOROLA INC·Filed 1996·Granted Mar 2, 1999·73 cites·16 claims
- 0970US7177265B1Iterative method, and apparatus for acquiring time and frequency synchronization in a DSSS receiverDIGI INT INC·Filed 2002·Granted Feb 13, 2007·10 cites·36 claims
- 1064US9766321B2Indoor positioning with radio frequency chirp signal propagation delay measurementDIGI INT INC·Filed 2013·Granted Sep 19, 2017·3 cites·26 claims
- 1160US9577858B2RF chirp receiver synchronizationSCHAFFNER TERRY M·Filed 2011·Granted Feb 21, 2017·1 cites·12 claims
- 1258US5754599AMethod and apparatus for coherent channel estimation in a communication systemMOTOROLA INC·Filed 1996·Granted May 19, 1998·39 cites·14 claims
- 1356US9088348B2System and method for obtaining frequency and time synchronization in a wideband communication systemSCHAFFNER TERRY M·Filed 2007·Granted Jul 21, 2015·1 cites·42 claims
- 1455US9628807B2Chirp spread spectrum system and methodDIGI INT INC·Filed 2016·Granted Apr 18, 2017·0 cites·12 claims
- 1555US6580767B1Cache and caching method for conventional decodersMOTOROLA INC·Filed 1999·Granted Jun 17, 2003·38 cites·20 claims
- 1655US5862190AMethod and apparatus for decoding an encoded signalMOTOROLA INC·Filed 1995·Granted Jan 19, 1999·35 cites·13 claims
- 1753US9528243B1Iterative method, and apparatus for acquiring time and frequency synchronization in a DSSS receiverSCHAFFNER TERRY MICHAEL·Filed 2006·Granted Dec 27, 2016·3 cites·20 claims
- 1853US6172994B1Method and apparatus for creating a composite waveformMOTOROLA INC·Filed 1995·Granted Jan 9, 2001·26 cites·6 claims
- 1952US9356646B2Chirp spread spectrum system and methodDIGI INT INC·Filed 2015·Granted May 31, 2016·0 cites·10 claims
- 2051US9276797B2Low complexity narrowband interference suppressionDIGI INT INC·Filed 2014·Granted Mar 1, 2016·0 cites·19 claims
- 2144US9088349B2System and method for transmitting and detecting spread spectrum signalsSCHAFFNER TERRY M·Filed 2007·Granted Jul 21, 2015·0 cites·35 claims
- 2244US2016047886A1System and method for locating a radio tagDIGI INT INC·Filed 2014·Application pending·0 cites
- 2343US6169887B1Range extension within a communication systemMOTOROLA INC·Filed 1999·Granted Jan 2, 2001·13 cites·16 claims
- 2433US6075824AMethod and apparatus for re-encoding decoded dataMOTOROLA INC·Filed 1997·Granted Jun 13, 2000·4 cites·14 claims
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