A communications system is described having a central station and a number of remote units arranged for communication over a common communications channel. Each remote unit has a predetermined priority parameter and each remote unit has a processor element (30), a receiver (28), a channel monitoring...http://www.google.fr/patents/US5682604?utm_source=gb-gplus-shareBrevet US5682604 - Communications system with priority scheme for reduced access delay
Communications system with priority scheme for reduced access delay