Method and apparatus for transmitting coded audio signals...

Method and apparatus for transmitting coded audio signals...

Method and apparatus for transmitting information in response to

Method and apparatus for using a D-channel for displaying user d

Method and apparatus for using telephone house wiring for voice/

Method and apparatus for verifying the identity of a receiver of

Method and apparatus for voice-over IP services triggered by...

Method and apparatus for voice-over IP services triggered by...

Method and apparatus for wideband transmission of digital signal

Method and apparatus for wireless communication of digital data

Method and apparatus for wireline characterization

Method and apparatus in a distributed messaging system for reduc

Method and apparatus of certifying a telephonic transmission

Method and apparatus of performing a memory saving operation...

Method and appartus for transmitting coded audio signals through

Method and arrangement for increasing data transmisssion rate ov

Method and arrangement for transmitting audio signals...

Method and circuit for operating a telecommunications network

Method and circuitry for controlling voice mail, call logging an

Method and device for crediting a creditable machine