3668440

Information

• Patent Grant
• 3668440

• References
• Source

• Patent Number

  3,668,440

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • H03G1/0023 - in emitter-coupled or cascode amplifiers
  • G06G7/16 - for multiplication or division
  • H03C1/542 - comprising semiconductor devices with at least three electrodes
  • H03D13/008 - using transistors
  • H03F3/45479 - characterised by the way of common mode signal rejection
  • H03B19/14 - by means of a semiconductor device
  • H03D2200/0009 - Emitter or source coupled transistor pairs or long tail pairs
  • H03F2203/45508 - the CSC comprising a voltage generating circuit as bias circuit for the CSC

• US Classifications

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