3428917

Information

• Patent Grant
• 3428917

• References
• Source

• Patent Number

  3,428,917

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1969
  55 years ago

• CPC

  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/196 - Communications systems
  • H03M2201/198 - Computing systems
  • H03M2201/30 - D/A converters
  • H03M2201/31 - Selection, addition or subtraction of quantisation values
  • H03M2201/3157 - Specific kinds of quantisation values
  • H03M2201/4105 - Positive/negative indication
  • H03M2201/4155 - Phase modulated carrier
  • H03M2201/416 - Frequency modulated carrier
  • H03M2201/4175 - Time modulated pulses
  • H03M2201/4204 - positive/negative indication
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4262 - Binary radix
  • H03M2201/915 - Code theory

• US Classifications

  • 332 - Modulators
  • 341 - Coded data generation or conversion
  • 375 - Pulse or digital communications