3859469

Information

• Patent Grant
• 3859469

• References
• Source

• Patent Number

  3,859,469

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • H04B1/588 - using sampling gates
  • H04J1/08 - Arrangements for combining channels
  • H04J3/20 - using resonant transfer
  • H04Q11/02 - for frequency-division multiplexing

• US Classifications

  • 370 - Multiplex communications