Time compression multiplex digital transmission system
Time divided digital signal transmission system
Time division adaptive retransmission technique for portable rad
Time division channel switching circuit
Time division circuit switch
Time division communication system
Time division communication system frame changeover arrangement
Time division demultiplexer with independent data distribution
Time division digital communication system
Time division digital signal transmission system with block pack
Time division digital switching system with code converting and
Time division duplex telecommunication system
Time division electronic switching system
Time division exchange for carrying out a loop-back test
Time division exchange system having functions of compressing an
Time division multiple access communication systems
Time division multiple access communications system
Time division multiple access radio communication system
Time division multiple access radio communications system
Time division multiple access radio transmission activated recei