3873920

Information

• Patent Grant
• 3873920

• References
• Source

• Patent Number

  3,873,920

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  50 years ago

• CPC

  • H03M7/4025 - constant length to or from Morse code conversion
  • H04L7/043 - Pseudo-noise [PN] codes variable during transmission
  • H04L7/048 - using the properties of error detecting or error correcting codes

• US Classifications

  • 714 - Error detection/correction and fault detection/recovery
  • 375 - Pulse or digital communications