Multiple simultaneous tone decoder
Multiple terminal message indicator for a telecommunications...
Multiple tone transmitter
Multiple variable threshold speech detector
Multiple virtual wallets in wireless devices
Multiple wireless microphone speakerphone system and method
Multiple-port ethernet distribution switch
Multiplexed central dictation system
Multiplexed central dictation system
Multiplexed central dictation system
Multiplexed noise coded switching system
Multiplexer system
Multiplexing 4-wire signals on a single twisted pair
Multipoint teleconference system employing communication...
Multiport conference circuit
Multiport conference circuit with multi-frame summing
Multiport conference circuit with multi-frame summing and...
Multiport conference circuit with voice level coding
Multipurpose hinge apparatus for foldable telephones
Multirate reception device and process using a single...