Alarm communication method and device
Apparatus and method for a caller ID modem interface
Apparatus and method for automatically blocking the transmission
Apparatus and method for automatically blocking the transmission
Apparatus and method for displaying numbers in a communication n
Apparatus and method for encoding telephone ringing signals
Apparatus and method for programming a repertory dial button of
Apparatus and method for receiving multi-channel caller identifi
Apparatus and method for relaying calling information to a pager
Apparatus and system for recording and accessing information rec
Apparatus for auto-detecting dialing of a parallel communication
Apparatus for dialing of caller ID block code and receiving call
Architecture for minimum loop current during ringing and caller
Automated attendant
Automatic incoming telephone call originating number and party d
Automatic routing of incoming telephone calls to a plurality of
Branch calling and caller ID based call routing telephone...
Branch calling and caller ID based call routing telephone...
Call recovery method and apparatus for an attendant...
Call-waiting and caller identification with three-way conversati