Jay R. Krebs

Method and apparatus for communicating variable length messages between a primary station and remote stations of a data communications system

Method and apparatus for communicating in a dispatch communication system

Method of messaging in a communication system

Data signalling system.

Method and apparatus for coding messages communicated between a primary station and remote stations of a data communications system

Method and apparatus for supporting at least two communication services in a communication system

Method for efficient bandwidth utilization when transceiving varying bandwidth messages

Shared data/voice communication system with programmable data priority

Radio data communications system with diverse signaling capability

Method and apparatus for alerting a communication unit in a communication system