| Patent | Date |
|---|
Method and apparatus for multicasting in a wireless communication system
Grant 7,245,933 - Pan , et al. July 17, 2 | 2007-07-17 |
Method and apparatus for assigning a remote unit a channel within a communication system
Grant 7,010,315 - Pan , et al. March 7, 2 | 2006-03-07 |
Method and apparatus for a talkgroup call in a wireless CDMA system
Grant 6,005,848 - Grube , et al. December 21, 1 | 1999-12-21 |
Method for transmitting multiple-protocol packetized data
Grant 5,987,022 - Geiger , et al. November 16, 1 | 1999-11-16 |
Method of maintaining access authorization using a bulletin board communication resource
Grant 5,553,315 - Sobti , et al. September 3, 1 | 1996-09-03 |
On-site system frequency sharing with trunking system
Grant 5,425,030 - Comroe , et al. * June 13, 1 | 1995-06-13 |
Mobile ISDN radio system
Grant 5,363,371 - Roy , et al. November 8, 1 | 1994-11-08 |
One cell re-use pattern for communication system sites
Grant 5,355,367 - Comroe , et al. October 11, 1 | 1994-10-11 |
Method for transferring a private call from a trunking communication system to a cellular communication system
Grant 5,313,654 - Comroe , et al. May 17, 1 | 1994-05-17 |
Bulletin board resource for communication system access
Grant 5,301,359 - Van den Heuvel , et al. April 5, 1 | 1994-04-05 |
Electromagnetic radiation node for use in a network and lighting element incorporating such a node
Grant 5,278,536 - Furtaw , et al. January 11, 1 | 1994-01-11 |
TDM hand-off technique using time differences
Grant 5,260,943 - Comroe , et al. November 9, 1 | 1993-11-09 |
On-site/trunking system frequency sharing
Grant 5,247,701 - Comroe , et al. September 21, 1 | 1993-09-21 |
Method for transferring private data transmissions from a trunking communication system to a cellular communication
Grant 5,239,674 - Comroe , et al. August 24, 1 | 1993-08-24 |
Method for locating a communication unit within a multi mode communication system
Grant 5,218,716 - Comroe , et al. June 8, 1 | 1993-06-08 |
Near-field on-site/trunking system frequency sharing
Grant 5,212,805 - Comroe , et al. May 18, 1 | 1993-05-18 |
On-site system frequency sharing with trunking systems using spread spectrum
Grant 5,193,101 - McDonald , et al. March 9, 1 | 1993-03-09 |
Method for inter operation of a cellular communication system and a trunking communication system
Grant 5,179,721 - Comroe , et al. January 12, 1 | 1993-01-12 |
Communication system to communication system communication system
Grant 5,159,695 - Comroe , et al. October 27, 1 | 1992-10-27 |
Communication system and method with voice steering
Grant 5,146,538 - Sobti , et al. September 8, 1 | 1992-09-08 |
Portable authentification system
Grant 5,131,038 - Puhl , et al. July 14, 1 | 1992-07-14 |
Intersystem group call communication system and method
Grant 5,095,529 - Comroe , et al. March 10, 1 | 1992-03-10 |
Multi-site dispatching system cell registration
Grant 5,054,110 - Comroe , et al. October 1, 1 | 1991-10-01 |
Trunking system communication resource reuse method
Grant 5,040,238 - Comroe , et al. August 13, 1 | 1991-08-13 |
Method for dynamically regrouping subscribers on a communications system
Grant 5,014,345 - Comroe , et al. May 7, 1 | 1991-05-07 |
Computer aided dispatch system
Grant 4,926,495 - Comroe , et al. May 15, 1 | 1990-05-15 |
Method for dynamically allocating data channels on a trunked communication system
Grant 4,870,408 - Zdunek , et al. September 26, 1 | 1989-09-26 |
Trunked communication system with nationwide roaming capability
Grant 4,833,701 - Comroe , et al. May 23, 1 | 1989-05-23 |
Method for dynamically regrouping subscribers on a communications system
Grant 4,817,190 - Comroe , et al. March 28, 1 | 1989-03-28 |
Serial link communications protocol
Grant 4,667,191 - Comroe , et al. May 19, 1 | 1987-05-19 |
Fault tolerant receiver
Grant 4,642,807 - Comroe , et al. February 10, 1 | 1987-02-10 |
MSK and OK-QPSK signal demodulator
Grant 4,414,675 - Comroe November 8, 1 | 1983-11-08 |
Apparatus and method for detecting the cessation of motion of a body
Grant 4,409,836 - Comroe , et al. October 18, 1 | 1983-10-18 |
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