3522544

Information

• Patent Grant
• 3522544

• References
• Source

• Patent Number

  3,522,544

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1970
  55 years ago

• CPC

  • H04Q1/4465 - the same frequency being used for all signalling information
  • G08C19/12 - in which the signal transmitted is frequency or phase of ac
  • H04L27/06 - Demodulator circuits Receiver circuits

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 330 - Amplifiers