Patent | Date |
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Dual event slotted paging Grant 8,224,356 - Butler , et al. July 17, 2 | 2012-07-17 |
Dual event slotted paging Grant 8,068,859 - Butler , et al. November 29, 2 | 2011-11-29 |
Peer-to-peer communications Grant 8,060,129 - Grob , et al. November 15, 2 | 2011-11-15 |
Dual event slotted paging Grant 8,046,005 - Butler , et al. October 25, 2 | 2011-10-25 |
Dual event slotted paging Grant 7,983,695 - Butler , et al. July 19, 2 | 2011-07-19 |
Dual event slotted paging Grant 7,970,420 - Butler , et al. June 28, 2 | 2011-06-28 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 7,839,960 - Gilhousen , et al. November 23, 2 | 2010-11-23 |
Peer-to-Peer Communications App 20100050001 - Grob; Matthew S. ;   et al. | 2010-02-25 |
Dual event slotted paging Grant 7,555,302 - Butler , et al. June 30, 2 | 2009-06-30 |
Peer-to-peer communications Grant 7,539,507 - Grob , et al. May 26, 2 | 2009-05-26 |
Dual Event Slotted Paging App 20080090594 - Butler; Brian K. ;   et al. | 2008-04-17 |
Dual Event Slotted Paging App 20070149221 - Butler; Brian K. ;   et al. | 2007-06-28 |
Dual Event Slotted Paging App 20070142066 - Butler; Brian K. ;   et al. | 2007-06-21 |
Dual Event Slotted Paging App 20070135143 - Butler; Brian K. ;   et al. | 2007-06-14 |
Dual Event Slotted Paging App 20070135142 - Butler; Brian K. ;   et al. | 2007-06-14 |
System and method for generating signal waveforms in a CDMA cellular telephone system App 20060088134 - Gilhousen; Klein S. ;   et al. | 2006-04-27 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 7,003,021 - Gilhousen , et al. February 21, 2 | 2006-02-21 |
Peer-to-peer communications App 20050111383 - Grob, Matthew S. ;   et al. | 2005-05-26 |
Dual event slotted paging App 20050064880 - Butler, Brian K. ;   et al. | 2005-03-24 |
Dual event slotted paging Grant 6,832,094 - Butler , et al. December 14, 2 | 2004-12-14 |
System and method for generating signal waveforms in a CDMA cellular telephone system App 20040156427 - Gilhousen, Klein S. ;   et al. | 2004-08-12 |
System and method for reducing interference generated by a CDMA communications device Grant 6,714,597 - Antonio , et al. March 30, 2 | 2004-03-30 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 6,693,951 - Gilhousen , et al. February 17, 2 | 2004-02-17 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 6,618,429 - Gilhousen , et al. September 9, 2 | 2003-09-09 |
Method and apparatus for reducing the average transmit power of a base station Grant 6,546,058 - Gilhousen , et al. April 8, 2 | 2003-04-08 |
System and method for generating signal waveforms in a CDMA cellular telephone system App 20030053519 - Gilhousen, Klein S. ;   et al. | 2003-03-20 |
Dual event slotted paging App 20020123358 - Butler, Brian K. ;   et al. | 2002-09-05 |
Determination method for use with analog cellular system Grant 6,433,740 - Gilhousen August 13, 2 | 2002-08-13 |
Method and apparatus for maximizing standby time using a quick paging channel Grant 6,421,540 - Gilhousen , et al. July 16, 2 | 2002-07-16 |
Dual event slotted paging Grant 6,393,295 - Butler , et al. May 21, 2 | 2002-05-21 |
Method for use with analog FM cellular telephones Grant 6,239,748 - Gilhousen May 29, 2 | 2001-05-29 |
System and method for reducing interference generated by a CDMA communications device Grant 6,205,190 - Antonio , et al. March 20, 2 | 2001-03-20 |
Base station with slave antenna for determining the position of a mobile subscriber in a CDMA cellular telephone system Grant 6,195,046 - Gilhousen February 27, 2 | 2001-02-27 |
System and method for orthogonal spread spectrum sequence generation in variable data rate systems Grant 6,185,246 - Gilhousen February 6, 2 | 2001-02-06 |
Method and apparatus for reducing the average transmit power of a base station Grant 6,157,668 - Gilhousen , et al. December 5, 2 | 2000-12-05 |
Dual channel slotted paging Grant 6,111,865 - Butler , et al. August 29, 2 | 2000-08-29 |
System and method for determining the position of a wireless CDMA transceiver Grant 6,081,229 - Soliman , et al. June 27, 2 | 2000-06-27 |
Method for using only two base stations for determining the position of a mobile subscriber in a CDMA cellular telephone system Grant 6,034,635 - Gilhousen March 7, 2 | 2000-03-07 |
Using a frequency that is unavailable for carrying telephone voice information traffic for determining the position of a mobile subscriber in a CDMA cellular telephone system Grant 5,970,413 - Gilhousen October 19, 1 | 1999-10-19 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 5,943,361 - Gilhousen , et al. August 24, 1 | 1999-08-24 |
Using a signal with increased power for determining the position of a mobile subscriber in a CDMA cellular telephone system Grant 5,943,014 - Gilhousen August 24, 1 | 1999-08-24 |
Method and apparatus for performing handoff between sectors of a common base station Grant 5,933,787 - Gilhousen , et al. August 3, 1 | 1999-08-03 |
System and method for reducing interference generated by a digital communication device Grant 5,917,812 - Antonio , et al. June 29, 1 | 1999-06-29 |
Method and apparatus for reducing the average transmit power from a sectorized base station Grant 5,864,760 - Gilhousen , et al. January 26, 1 | 1999-01-26 |
Method for using an antenna with a rotating beam for determining the position of a mobile subscriber in a CDMA cellular telephone system Grant 5,859,612 - Gilhousen January 12, 1 | 1999-01-12 |
Method and apparatus for hard handoff in a CDMA system Grant 5,848,063 - Weaver, Jr. , et al. December 8, 1 | 1998-12-08 |
Method and apparatus for the transmission of energy-scaled variable rate data Grant 5,841,806 - Gilhousen , et al. November 24, 1 | 1998-11-24 |
Method and apparatus for controlling power in a variable rate communication system Grant 5,822,318 - Tiedemann, Jr. , et al. October 13, 1 | 1998-10-13 |
Reverse link, closed loop power control in a code division multiple access system Grant 5,812,938 - Gilhousen , et al. September 22, 1 | 1998-09-22 |
Variable rate vocoder Grant 5,778,338 - Jacobs , et al. July 7, 1 | 1998-07-07 |
System and method for orthogonal spread spectrum sequence generation in variable data rate systems Grant 5,751,761 - Gilhousen May 12, 1 | 1998-05-12 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 5,715,236 - Gilhousen , et al. February 3, 1 | 1998-02-03 |
Method and apparatus for handoff between different cellular communications systems Grant 5,697,055 - Gilhousen , et al. December 9, 1 | 1997-12-09 |
Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy Grant 5,691,974 - Zehavi , et al. November 25, 1 | 1997-11-25 |
Method and apparatus for time division duplex pilot signal generation Grant 5,680,395 - Weaver, Jr. , et al. October 21, 1 | 1997-10-21 |
Variable rate vocoder Grant 5,657,420 - Jacobs , et al. August 12, 1 | 1997-08-12 |
Method and apparatus for performing handoff between sectors of a common base station Grant 5,625,876 - Gilhousen , et al. April 29, 1 | 1997-04-29 |
Adaptive sectorization in a spread spectrum communication system Grant 5,621,752 - Antonio , et al. April 15, 1 | 1997-04-15 |
Reverse link, closed loop power control in a code division multiple access system Grant 5,603,096 - Gilhousen , et al. February 11, 1 | 1997-02-11 |
Method and apparatus for providing mobile unit assisted hard handoff from a CDMA communication system to an alternative access communication system Grant 5,594,718 - Weaver, Jr. , et al. January 14, 1 | 1997-01-14 |
Airborne radiotelephone communications system Grant 5,559,865 - Gilhousen September 24, 1 | 1996-09-24 |
Dual distributed antenna system Grant 5,533,011 - Dean , et al. July 2, 1 | 1996-07-02 |
Airborne radiotelephone communications system Grant 5,519,761 - Gilhousen May 21, 1 | 1996-05-21 |
Dual distributed antenna system Grant 5,513,176 - Dean , et al. April 30, 1 | 1996-04-30 |
Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system Grant 5,485,486 - Gilhousen , et al. January 16, 1 | 1996-01-16 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 5,416,797 - Gilhousen , et al. May 16, 1 | 1995-05-16 |
Variable rate vocoder Grant 5,414,796 - Jacobs , et al. May 9, 1 | 1995-05-09 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 5,309,474 - Gilhousen , et al. May 3, 1 | 1994-05-03 |
CDMA microcellular telephone system and distributed antenna system therefor Grant 5,280,472 - Gilhousen , et al. January 18, 1 | 1994-01-18 |
Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system Grant 5,265,119 - Gilhousen , et al. November 23, 1 | 1993-11-23 |
Spread spectrum transmitter power control method and system Grant 5,257,283 - Gilhousen , et al. October 26, 1 | 1993-10-26 |
Power-of-two length pseudo-noise sequence generator with fast offset adjustment Grant 5,228,054 - Rueth , et al. July 13, 1 | 1993-07-13 |
Dual satellite navigation system and method Grant 5,126,748 - Ames , et al. * June 30, 1 | 1992-06-30 |
Diversity receiver in a CDMA cellular telephone system Grant 5,109,390 - Gilhousen , et al. April 28, 1 | 1992-04-28 |
System and method for generating signal waveforms in a CDMA cellular telephone system Grant 5,103,459 - Gilhousen , et al. April 7, 1 | 1992-04-07 |
Method and system for providing a soft handoff in communications in a CDMA cellular telephone system Grant 5,101,501 - Gilhousen , et al. March 31, 1 | 1992-03-31 |
Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system Grant 5,056,109 - Gilhousen , et al. October 8, 1 | 1991-10-08 |
Dual satellite navigation system Grant 5,017,926 - Ames , et al. May 21, 1 | 1991-05-21 |
Alternating sequential half duplex communication system Grant 4,979,170 - Gilhousen , et al. December 18, 1 | 1990-12-18 |
Multiplexed address control in a TDM communication system Grant 4,928,274 - Gilhousen , et al. May 22, 1 | 1990-05-22 |
Spread spectrum multiple access communication system using satellite or terrestrial repeaters Grant 4,901,307 - Gilhousen , et al. February 13, 1 | 1990-02-13 |
Selective enablement of descramblers Grant 4,792,973 - Gilhousen , et al. * December 20, 1 | 1988-12-20 |
Selective-subscription descrambling Grant 4,712,238 - Gilhousen , et al. December 8, 1 | 1987-12-08 |
Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals Grant 4,613,901 - Gilhousen , et al. September 23, 1 | 1986-09-23 |