2646548

Information

• Patent Grant
• 2646548

• References
• Source

• Patent Number

  2,646,548

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1953
  71 years ago

• CPC

  • H04B14/02 - characterised by the use of pulse modulation
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/17 - Multiplexing
  • H03M2201/196 - Communications systems
  • H03M2201/2114 - with denominational arrangement
  • H03M2201/2166 - Cathodes ray tubes
  • H03M2201/32 - Intermediate conversion to time interval type
  • H03M2201/4135 - Momentary value
  • H03M2201/417 - Amplitude modulated pulses
  • H03M2201/4212 - Serial
  • H03M2201/4233 - Bivalued
  • H03M2201/425 - Non-denominational
  • H03M2201/4295 - Pattern shifting code
  • H03M2201/8108 - Vacuum tubes
  • H03M2201/812 - Cathode ray tubes

• US Classifications

  • 341 - Coded data generation or conversion
  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems
  • 375 - Pulse or digital communications
  • 380 - Cryptography