3489848

Information

• Patent Grant
• 3489848

• References
• Source

• Patent Number

  3,489,848

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1970
  55 years ago

• CPC

  • H04N1/00108 - of digital signals
  • H04L25/03127 - using only passive components
  • H04N1/00095 - Systems or arrangements for the transmission of the picture signal
  • H04N1/40 - Picture signal circuits
  • H04N1/409 - Edge or detail enhancement Noise or error suppression

• US Classifications

  • 358 - Facsimile and static presentation processing
  • 178 - Telegraphy
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 333 - Wave transmission lines and networks
  • 708 - Electrical computers: arithmetic processing and calculating