Voice activated date rate change in simultaneous voice and data
Voice alarm signalling system
Voice and data communication system
Voice and data interface circuit
Voice and data multiplexer system
Voice and data transmission system
Voice and data transmission system
Voice band multiplex transmission system
Voice bus for a computer backplane
Voice controlled attenuation adjustment in telephone transmissio
Voice data transmission system and method
Voice message equipment for an automatic exchange
Voice over data communication system
Voice packet assembling/disassembling apparatus
Voice packet assembling/disassembling apparatus
Voice server for digital communication network
Voice signal converting device
Voice transmission method and apparatus in duplex radio system
Voice, data or both over one telephone line in a T-1 carrier sys
Voice/data digital, duplex link