Dual format caller ID for both FSK and DTMF caller ID formats
Enabling technique for quickly establishing high speed PSTN conn
Flash-hook Caller ID
Gateway device for telecommunication station
Image icon associated with caller ID
Incoming telephone call filter utilizing a duplicitous...
Information display provided to calling party
Information notification system in a public telephone system
Intelligent caller identification apparatus for notifying a sele
Keep call back device
Method and apparatus for activating extended services in a...
Method and apparatus for activating extended services in a...
Method and apparatus for addressee location
Method and apparatus for automatic language mode selection
Method and apparatus for delivering caller identification inform
Method and apparatus for delivering calls and caller identificat
Method and apparatus for detecting a telephone CPE alerting sign
Method and apparatus for detecting a telephone CPE alerting sign
Method and apparatus for displaying caller information...
Method and apparatus for electronic mail notification