3588361

Information

• Patent Grant
• 3588361

• References
• Source

• Patent Number

  3,588,361

• Date Filed

  Not available

• Date Issued

  Monday, June 28, 1971
  53 years ago

• CPC

  • H04J1/06 - Arrangements for supplying the carrier waves Arrangements for supplying synchronisation signals
  • H04J1/065 - Synchronisation of carrier sources at the receiving station with the carrier source at the transmitting station
  • H04Q5/00 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
  • H04Q5/245 - Circuit arrangements in which for one subscriber low frequency speech and/or signalling signals proceed on the line, while for the other subscriber the low frequency speech and/or signalling signals are modulated upon a high frequency carrier signal
  • H04Q11/02 - for frequency-division multiplexing

• US Classifications

  • 370 - Multiplex communications