3699463

Information

• Patent Grant
• 3699463

• References
• Source

• Patent Number

  3,699,463

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1972
  52 years ago

• CPC

  • H03D1/20 - with provision for preventing undesired type of demodulation
  • G02F1/0121 - Operation of the device; Circuit arrangements not otherwise provided for
  • G02F2/00 - Demodulating light Transferring the modulation of modulated light Frequency-changing of light
  • H03D3/007 - by converting the oscillations into two quadrature related signals
  • H03D5/00 - Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
  • H04B10/548 - Phase or frequency modulation
  • H04L27/38 - Demodulator circuits Receiver circuits
  • G02F1/03 - based on ceramics or electro-optical crystals
  • G02F2001/213 - Fabry-Perot type

• US Classifications

  • 329 - Demodulators
  • 375 - Pulse or digital communications
  • 398 - Optical communications