3461307

Information

• Patent Grant
• 3461307

• References
• Source

• Patent Number

  3,461,307

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1969
  55 years ago

• CPC

  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • G01G11/18 - using digital counting
  • G01N30/8606 - Integration
  • H03M2201/01 - First edition
  • H03M2201/192 - Measuring systems
  • H03M2201/2125 - Providing an incremental position
  • H03M2201/2177 - using a recorded pattern
  • H03M2201/2185 - Photoelectric
  • H03M2201/2316 - in which the digital signal is produced from the reference signal by an auxiliary A/D converter
  • H03M2201/412 - representing linear position
  • H03M2201/4125 - representing angular position
  • H03M2201/4155 - Phase modulated carrier
  • H03M2201/4233 - Bivalued
  • H03M2201/4258 - Denominational
  • H03M2201/512 - Mechanical/electrical
  • H03M2201/537 - Integration
  • H03M2201/60 - Fidelity improvement
  • H03M2201/6114 - Manual
  • H03M2201/6121 - Automatic
  • H03M2201/8192 - Photoelectric devices
  • H03M2201/842 - Synchro

• US Classifications

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