Patent | Date |
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Method of generating control signals based on location of radio terminals Grant 7,606,578 - Irvin , et al. October 20, 2 | 2009-10-20 |
Method Of Generating Control Signals Based On Location Of Radio Terminals App 20060058039 - Irvin; David R. ;   et al. | 2006-03-16 |
Wireless headset with automatic power control Grant 7,010,332 - Irvin , et al. March 7, 2 | 2006-03-07 |
Method of generating control signals based on location of radio terminals Grant 6,987,975 - Irvin , et al. January 17, 2 | 2006-01-17 |
Methods and apparatus for selective encryption and decryption of point to multi-point messages Grant 6,832,314 - Irvin December 14, 2 | 2004-12-14 |
Handoff between external and internal positioning systems Grant 6,768,909 - Irvin July 27, 2 | 2004-07-27 |
Methods, communication devices, and computer program products for communicating information via a frame check sequence having an information block associated therewith Grant 6,738,946 - Irvin May 18, 2 | 2004-05-18 |
Power conservation method for mobile communications device with two receivers Grant 6,678,508 - Koilpillai , et al. January 13, 2 | 2004-01-13 |
Flexible method of error protection in communications systems Grant 6,665,834 - Irvin , et al. December 16, 2 | 2003-12-16 |
Safe zones for portable electronic devices Grant 6,556,819 - Irvin April 29, 2 | 2003-04-29 |
Distributed radio telephone for use in a vehicle Grant 6,542,758 - Chennakeshu , et al. April 1, 2 | 2003-04-01 |
Distributed radio telephone for use in a vehicle Grant 6,532,374 - Chennakeshu , et al. March 11, 2 | 2003-03-11 |
Safe zones for portable electronic devices App 20030017821 - Irvin, David R. | 2003-01-23 |
Methods, systems and computer program products for providing digital signatures in a network environment App 20020138732 - Irvin, David R. | 2002-09-26 |
Flexible method of error protection in communications systems App 20020108086 - Irvin, David R. ;   et al. | 2002-08-08 |
Keyless entry system for a vehicle Grant 6,424,056 - Irvin July 23, 2 | 2002-07-23 |
Adaptive call screening method Grant 6,418,211 - Irvin July 9, 2 | 2002-07-09 |
Keyless entry system for a vehicle App 20020063472 - Irvin, David R. | 2002-05-30 |
Cellular phone that displays or sends messages upon its arrival at a predetermined location Grant 6,360,101 - Irvin March 19, 2 | 2002-03-19 |
Apparatus and methods for assigning spectral and non-spectral resource charges in wireless communications systems Grant 6,324,395 - Khayrallah , et al. November 27, 2 | 2001-11-27 |
Apparatus And Methods For Assigning Spectral And Non-spectral Resource Charges In Wireless Communications Systems App 20010044294 - KHAYRALLAH, ALI S. ;   et al. | 2001-11-22 |
Radiotelephone adapted to the identity of its user Grant 6,195,568 - Irvin February 27, 2 | 2001-02-27 |
Methods, apparatus and computer program products for packet transport over wireless communication links Grant 6,115,394 - Balachandran , et al. September 5, 2 | 2000-09-05 |
Telephone with touch-any-key dialing mode Grant 6,072,868 - Irvin June 6, 2 | 2000-06-06 |
Satellite communication system for local-area coverage Grant 6,035,178 - Chennakeshu , et al. March 7, 2 | 2000-03-07 |
Battery packs including rechargeable and non-rechargeable batteries and related systems and methods Grant 5,973,476 - Irvin October 26, 1 | 1999-10-26 |
Power transfer and voltage level conversion for a battery-powered electronic device Grant 5,889,384 - Hayes , et al. March 30, 1 | 1999-03-30 |
Audio-output for a portable radio telephone utilizing a vehicle's AM/FM radio Grant 5,867,794 - Hayes , et al. February 2, 1 | 1999-02-02 |
Secondary channel for communication networks Grant 5,862,160 - Irvin , et al. January 19, 1 | 1999-01-19 |
Untethered microphone and base unit Grant 5,832,390 - Irvin November 3, 1 | 1998-11-03 |
Error detection scheme for ARQ systems Grant 5,745,502 - Khayrallah , et al. April 28, 1 | 1998-04-28 |
Preservation of CRC integrity upon intentional data alteration during message transmission Grant 5,121,396 - Irvin , et al. June 9, 1 | 1992-06-09 |
Method and apparatus for communication network alert record identification Grant 4,823,345 - Daniel , et al. April 18, 1 | 1989-04-18 |
Adaptive trunk-compression system with constant grade of service Grant 4,679,187 - Irvin July 7, 1 | 1987-07-07 |
Adaptive sub-band echo suppressor Grant 4,644,108 - Crouse , et al. February 17, 1 | 1987-02-17 |
Integrated buffer management and signaling technique Grant 4,630,261 - Irvin December 16, 1 | 1986-12-16 |
Canceller trained echo suppressor Grant 4,628,156 - Irvin December 9, 1 | 1986-12-09 |