Apparatus and method for identifying a third party engaged...
Electronic telephone directory
Enhanced call-waiting with caller identification method and...
Enhanced call-waiting with caller identification method and...
Extension phone off-hook check for Type 2 Caller ID...
Graphical animation and sound for Internet Call-Waiting...
Internet priority call device
Method and apparatus for detection of caller identification...
Method and apparatus for providing an audible calling party...
Method and system for providing enhanced call waiting and...
Method and system for providing enhanced call waiting and...
Method and system for providing enhanced call waiting and...
Method and system for providing enhanced call waiting and...
Methods and systems for call management with user intervention
Methods, systems, and products for alerting of calls
Telecommunications device equipped with in-call incoming...