3825829

Information

• Patent Grant
• 3825829

• References
• Source

• Patent Number

  3,825,829

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1974
  51 years ago

• CPC

  • H04B7/17 - employing pulse modulation
  • H04B1/48 - in circuits for connecting transmitter and receiver to a common transmission path
  • H04B1/54 - using the same frequency for two directions of communication
  • H04B3/60 - Systems for communication between relatively movable stations

• US Classifications

  • 375 - Pulse or digital communications
  • 455 - Telecommunications