3668461

Information

• Patent Grant
• 3668461

• References
• Source

• Patent Number

  3,668,461

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  53 years ago

• CPC

  • H03M11/22 - Static coding
  • G01R31/318525 - Test of flip-flops or latches
  • G06F1/3203 - Power Management
  • G06F1/3287 - Power saving by switching off individual functional units in a computer system
  • G06F3/02 - Input arrangements using manually operated switches
  • G06F3/0227 - Cooperation and interconnection of the input arrangement with other functional units of a computer
  • G06F3/023 - Arrangements for converting discrete items of information into a coded form
  • G06F3/153 - using cathode-ray tubes
  • G06F7/00 - Methods or arrangements for processing data by operating upon the order or content of the data handled
  • G06F11/273 - Tester hardware
  • G06F11/325 - by lamps or LED's
  • G06F13/00 - Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
  • G06F15/02 - manually operated with input through keyboard and computation using a built-in programme
  • G09G1/18 - a small local pattern covering only a single character, and stepping to a position for the following character
  • H03K19/084 - Diode-transistor logic
  • Y02B60/1282 - Selective power distribution

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 345 - Computer graphics processing and selective visual display systems
  • 714 - Error detection/correction and fault detection/recovery