3879666

Information

• Patent Grant
• 3879666

• References
• Source

• Patent Number

  3,879,666

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1975
  49 years ago

• CPC

  • H03G3/3073 - Circuits generating control signals when no carrier is present, or in SSB, CW or pulse receivers
  • G01S7/34 - Gain of receiver varied automatically during pulse-recurrence period
  • H03G3/26 - Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise

• US Classifications

  • 455 - Telecommunications
  • 342 - Communications: directive radio wave systems and devices