| Patent | Date |
|---|
Location identification using broadcast wireless signal signatures
Grant 8,102,317 - Lee , et al. January 24, 2 | 2012-01-24 |
Rapid acquisition and correlation of synchronization codes for mobile devices with limited memory and computational power
Grant 7,692,587 - Rabinowitz , et al. April 6, 2 | 2010-04-06 |
Method and system for generating reference signals with improved correlation characteristics for accurate time of arrival or position determination
Grant 7,307,665 - Opshaug , et al. December 11, 2 | 2007-12-11 |
Location identification using broadcast wireless signal signatures
App 20070050824 - Lee; Andy ; et al. | 2007-03-01 |
Position location using digital audio broadcast signals
Grant 7,042,396 - Omura , et al. May 9, 2 | 2006-05-09 |
Robust data transmission using broadcast digital television signals
Grant 7,042,949 - Omura , et al. May 9, 2 | 2006-05-09 |
Rapid acquisition and correlation of synchronization codes for mobile devices with limited memory and computational power
App 20060061691 - Rabinowitz; Matthew ; et al. | 2006-03-23 |
Pilot acquisition and local clock calibration with reduced MIPS
App 20060064725 - Rabinowitz; Matthew ; et al. | 2006-03-23 |
Blind correlation for high precision ranging of coded OFDM signals
App 20050251844 - Martone, Massimiliano ; et al. | 2005-11-10 |
Position location using broadcast digital television signals comprising pseudonoise sequences
Grant 6,914,560 - Spilker, Jr. , et al. July 5, 2 | 2005-07-05 |
Position location using broadcast television signals and mobile telephone signals
Grant 6,859,173 - Spilker, Jr. , et al. February 22, 2 | 2005-02-22 |
Position location using digital audio broadcast signals
App 20050015162 - Omura, Jimmy K. ; et al. | 2005-01-20 |
Position location using broadcast television signals and mobile telephone signals
App 20040207556 - Spilker, James J. JR. ; et al. | 2004-10-21 |
Method and system for generating reference signals with improved correlation characteristics for accurate time of arrival or position determination
App 20040165066 - Opshaug, Guttorm Ringstad ; et al. | 2004-08-26 |
Position location using broadcast digital television signals comprising pseudonoise sequences
App 20040150559 - Spilker, James J. JR. ; et al. | 2004-08-05 |
Using digital television broadcast signals to provide GPS aiding information
Grant 6,727,847 - Rabinowitz , et al. April 27, 2 | 2004-04-27 |
Position location using broadcast television signals and mobile telephone signals
Grant 6,717,547 - Spilker, Jr. , et al. April 6, 2 | 2004-04-06 |
Using digital television broadcast signals to provide GPS aiding information
App 20030201932 - Rabinowitz, Matthew ; et al. | 2003-10-30 |
Position location using broadcast television signals and mobile telephone signals
App 20030085841 - Spilker, James J. JR. ; et al. | 2003-05-08 |
MSK spread-spectrum receiver which allows CDMA operations
Grant 5,963,585 - Omura , et al. October 5, 1 | 1999-10-05 |
MSK spread-spectrum receiver which allows CDMA operations
Grant 5,592,506 - Omura , et al. January 7, 1 | 1997-01-07 |
Method and apparatus for the correlation of sample bits of spread spectrum radio signals
Grant 5,253,268 - Omura , et al. October 12, 1 | 1993-10-12 |
Spread spectrum method
Grant 5,235,615 - Omura August 10, 1 | 1993-08-10 |
Modulo arithmetic processor chip
Grant 5,210,710 - Omura * May 11, 1 | 1993-05-11 |
Method and apparatus for the reception and demodulation of spread spectrum radio signals
Grant 5,166,952 - Omura , et al. November 24, 1 | 1992-11-24 |
Spread spectrum cellular handoff method
Grant 5,164,958 - Omura November 17, 1 | 1992-11-17 |
Method and apparatus for the modulation of spread spectrum radio signals
Grant 5,157,686 - Omura , et al. October 20, 1 | 1992-10-20 |
Bit density controller
Grant 4,967,389 - Omura , et al. October 30, 1 | 1990-10-30 |
Bit density controller
Grant 4,771,400 - Omura , et al. September 13, 1 | 1988-09-13 |
Computational method and apparatus for finite field arithmetic
Grant 4,587,627 - Omura , et al. May 6, 1 | 1986-05-06 |
Method and apparatus for maintaining the privacy of digital messages conveyed by public transmission
Grant 4,567,600 - Massey , et al. January 28, 1 | 1986-01-28 |
| 