76187329
Dec 28, 2000
Jun 24, 2003
AUTOMATIC PUBLIC SWITCHING SYSTEM FOR TELEPHONES, NAMELY, LOCAL OR TRANSMIT TELEPHONE SWITCHING BASE STATIONS; REMOTE SUBSCRIBER UNITS, RADIO CARRIER STATIONS; REMOTE MODULAR CLUSTER UNITS AND SOFTWARE FOR OPERATING THE FOREGOING; DIGITAL CROSS CONNECT SWITCHING STATIONS, NAMELY DEVICES INSTALLED IN DIGITAL TRANSMISSION SYSTEMS FOR PERFORMING AUTOMATIC RESTORATION SWITCHING USING FACILITY REROUTING; RELAY SWITCHING SYSTEMS FOR TELEPHONES, NAMELY, BASE TRANSCEIVER STATIONS, LOCAL SWITCHING STATIONS, MAIN SWITCHING STATIONS, LOCATION REGISTERS, AND OPERATION AND MAINTENANCE CENTERS FOR SWITCHING, CONTROL AND MANAGEMENT OF CELLULAR AND DIGITAL CORDLESS TELEPHONES; TELECOMMUNICATIONS SWITCHES; PULSE CODE MODULATION MULTIPLEXERS AND HIGHER ORDER MULTIPLEXERS; DIGITAL TRANSMITTERS, RECEIVERS AND TRANSCEIVERS; AND RADIO BASE STATIONS
Electrical and Scientific Apparatus