Position reporting cellular telephone
Power conserving mobile telephone usable as a portable phone and
Power saving arrangement and method in portable cellular telepho
Power saving mobile data communication system using adaptors
Power supply switching circuit for a compact portable telephone
Prioritization of neighboring cells
Prioritizing a multiple access channel in a wireless telephone s
Private branch radio extension terminating system
Processor-to-processor communications protocol for a public serv
Programmable cellular telephone and system
Programmable system for interfacing a standard telephone set wit
Programmable universal interface system
Proximity based toll free communication services
Quadrature amplitude modulation with line synchronization pulse
Radio channel selecting method suitable for a mobile station to
Radio channel unit message and control signal processing archite
Radio communication adapter connected to mobile station and mobi
Radio communication apparatus capable of carrying out radio pagi
Radio communication apparatus for ISDN
Radio communication apparatus with means for requesting and disp