Patent | Date |
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In-band signaling for data communications over digital wireless telecommunications networks Grant 8,068,792 - Preston , et al. November 29, 2 | 2011-11-29 |
Method For In-band Signaling Of Data Over Digital Wireless Telecommunications Networks App 20100197322 - Preston; Dan A. ;   et al. | 2010-08-05 |
Method for in-band signaling of data over digital wireless telecommunications networks Grant 7,747,281 - Preston , et al. June 29, 2 | 2010-06-29 |
Method For In-band Signaling Of Data Over Digital Wireless Telecommunications Networks App 20080108389 - Preston; Dan A. ;   et al. | 2008-05-08 |
Method for in-band signaling of data over digital wireless telecommunications networks Grant 7,317,696 - Preston , et al. January 8, 2 | 2008-01-08 |
Synchronizer for use with improved in-band signaling for data communications over digital wireless telecommunications networks Grant 7,286,522 - Preston , et al. October 23, 2 | 2007-10-23 |
Network delay identification method and apparatus Grant 7,283,567 - Preston , et al. October 16, 2 | 2007-10-16 |
Cellular telephone having improved in-band signaling for data communications over digital wireless telecommunications networks Grant 7,221,669 - Preston , et al. May 22, 2 | 2007-05-22 |
Software code for improved in-band signaling for data communications over digital wireless telecommunications networks Grant 7,206,305 - Preston , et al. April 17, 2 | 2007-04-17 |
Network delay identification method and apparatus Grant 7,164,662 - Preston , et al. January 16, 2 | 2007-01-16 |
In-band signaling for data communications over digital wireless telecommunications networks Grant 7,151,768 - Preston , et al. December 19, 2 | 2006-12-19 |
In-band signaling for synchronization in a voice communications network Grant 6,771,629 - Preston , et al. August 3, 2 | 2004-08-03 |
Network delay identification method and apparatus App 20040125824 - Preston, Dan A. ;   et al. | 2004-07-01 |
In-band signaling for data communications over digital wireless telecommunications network Grant 6,690,681 - Preston , et al. February 10, 2 | 2004-02-10 |
Circuitry for activating a modem in a cellular telephone Grant 6,681,121 - Preston , et al. January 20, 2 | 2004-01-20 |
Facility and method for tracking physical assets Grant 6,614,349 - Proctor , et al. September 2, 2 | 2003-09-02 |
Multichannel in-band signaling for data communications over digital wireless telecommunications networks Grant 6,493,338 - Preston , et al. December 10, 2 | 2002-12-10 |
Synchronizer for use with improved in-band signaling for data communications over digital wireless telecommunications networks App 20020181446 - Preston, Dan A. ;   et al. | 2002-12-05 |
In-band signaling for data communications over digital wireless telecommunications networks App 20020172193 - Preston, Dan A. ;   et al. | 2002-11-21 |
In-band signaling for data communications over digital wireless telecommunications networks App 20020097706 - Preston, Dan A. ;   et al. | 2002-07-25 |
In-band signaling for data communications over digital wireless telecommunications networks App 20020093924 - Preston, Dan A. ;   et al. | 2002-07-18 |
In-band signaling for data communications over digital wireless telecommunications networks App 20020093990 - Preston, Dan A. ;   et al. | 2002-07-18 |
Facility and method for cellular data communication between merchants and credit processing agencies App 20020091633 - Proctor, Rod L. | 2002-07-11 |
Facility and method for cellular data communication between hearing impaired users and emergency service centers App 20020085703 - Proctor, Rod L. | 2002-07-04 |
Network delay identification method and apparatus App 20020015424 - Preston, Daniel A. ;   et al. | 2002-02-07 |