2905897

Information

• Patent Grant
• 2905897

• References
• Source

• Patent Number

  2,905,897

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1959
  65 years ago

• CPC

  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • G01R5/00 - Instruments for converting a single current or a single voltage into a mechanical displacement
  • G01R17/06 - Automatic balancing arrangements
  • H03M2201/01 - First edition
  • H03M2201/14 - Scale factor modification
  • H03M2201/192 - Measuring systems
  • H03M2201/2114 - with denominational arrangement
  • H03M2201/2185 - Photoelectric
  • H03M2201/2311 - using a continuously varying analogue reference signal
  • H03M2201/2327 - in which the reference signal is produced by stepwise charging or discharging a capacitor
  • H03M2201/4135 - Momentary value
  • H03M2201/416 - Frequency modulated carrier
  • H03M2201/4212 - Serial
  • H03M2201/4225 - Parallel
  • H03M2201/4237 - Multivalued
  • H03M2201/4258 - Denominational
  • H03M2201/4279 - Pure
  • H03M2201/538 - Differentiation
  • H03M2201/60 - Fidelity improvement
  • H03M2201/6114 - Manual
  • H03M2201/8112 - Gaseous tubes
  • H03M2201/8128 - Diodes
  • H03M2201/8192 - Photoelectric devices
  • H03M2201/93 - Constructional details

• US Classifications

  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical
  • 341 - Coded data generation or conversion