Adaptive mute
Click free mute switch circuit for telephones
Click-free muting circuit for headset
Click-free muting circuit for headset
Communication device with dual-mode muting and method therefor
Lock-releasing mechanism for telephone set with muting function
Method and apparatus for concealing mute in an IP-based...
Method and apparatus for selectively disabling a...
Multimedia communication apparatus and method with audio codec s
Ring tone muting with disable
Soft mute circuit
Telecommunications-terminal mute detection
Telephone with a mute ringer function having an automatic ringer
Telephone with automatic pause responsive, noise reduction...