Packet service system and method for controlling packet...
PC card for use in a telecommunications system
PCS with enhanced short-message service option
Permission based text messaging
Permission based text messaging
Phone number transmission between telephone devices
Portable communication apparatus with voice/character...
Portable communications and data terminal having multiple...
Power system supporting CDPD operation
Preventing wireless message delivery outside of specified times
Preventing wireless message delivery outside of specified times
Procedure and system for the transmission of a short message...
Procedure to transmit information at telephone answering...
Providing a supplementary service in a mobile communications...
Providing contact data in a wireless telecommunication system
Providing contact data in a wireless telecommunication system
Providing to sender of message an identifier of service...
Provision of short message services