3213445

Information

• Patent Grant
• 3213445

• References
• Source

• Patent Number

  3,213,445

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1965
  59 years ago

• CPC

  • G02F7/00 - Optical analogue/digital converters
  • G01F23/292 - Light
  • G06E3/001 - Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H05B33/12 - Light sources with substantially two-dimensional radiating surfaces
  • H03M2201/01 - First edition
  • H03M2201/214 - Anti-ambiguity arrangements
  • H03M2201/2185 - Photoelectric
  • H03M2201/4135 - Momentary value
  • H03M2201/4204 - positive/negative indication
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4258 - Denominational
  • H03M2201/4262 - Binary radix
  • H03M2201/4266 - Decimal radix
  • H03M2201/51 - Analogue conversions
  • H03M2201/512 - Mechanical/electrical
  • H03M2201/514 - Electrical/other electrical
  • H03M2201/518 - with analogue feedback
  • H03M2201/60 - Fidelity improvement
  • H03M2201/6114 - Manual
  • H03M2201/8144 - Zener diodes
  • H03M2201/93 - Constructional details

• US Classifications

  • 341 - Coded data generation or conversion
  • 250 - Radiant energy