Matches 201 - 203 out of 203 < 1 2 3 4 5
Match Document Document Title
4972460 Automatic equivalent temporary talkgroup assignment in a roaming trunking environment  
A trunked communication system utilizes talkgroup synchronization for roaming communication units. By automatically matching the communication unit's talkgroup in a first area-wide system with an...
4916728 Cellular telephone unit with prioritized frequency acquisition  
A cellular telephone unit includes selective carrier signal acquisition. Priority of acquisition is given to carrier signals associated with home system identification codes (SIDs), then to any...
4901340 System for the extended provision of cellular mobile radiotelephone service  
A technique for enabling a peregrinating Cellular Mobile Radiotelephone (CMR) subscriber to automatically receive, in a foreign service area (that is, an area outside his home service area), calls...
Matches 201 - 203 out of 203 < 1 2 3 4 5