Method and apparatus for remotely programming a mobile data tele
Method and apparatus for remotely programming a wireless telepho
Method and apparatus for remotely retrieving messages intended f
Method and apparatus for reserving a telephone line in a telepoi
Method and apparatus for secure downloading of operational infor
Method and apparatus for selective real time authorization and b
Method and apparatus for sharing radio frequency spectrum in a r
Method and apparatus for sharing radio frequency spectrum in a r
Method and apparatus for spurious signal detection and disconnec
Method and apparatus for static video telephone transmission/rec
Method and apparatus for supporting at least two communication s
Method and apparatus for tracking and transmitting communication
Method and apparatus for transferring information to a device in
Method and apparatus for transmission of and receiving signals h
Method and apparatus for transmission of data and voice
Method and apparatus for upgrading cellular mobile telephones
Method and apparatus for utilizing a cellular telephone in a pro
Method and apparatus in a communication system for completing an
Method and apparatus of maintaining an open communications chann
Method and apparatus of providing a single state mobile unit...