3400371

Information

• Patent Grant
• 3400371

• References
• Source

• Patent Number

  3,400,371

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1968
  56 years ago

• CPC

  • G06F7/575 - Basic arithmetic logic units
  • G06F3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer Output arrangements for transferring data from processing unit to output unit
  • G06F3/06 - Digital input from or digital output to record carriers
  • G06F3/12 - Digital output to print unit
  • G06F7/38 - Methods or arrangements for performing computations using exclusively denominational number representation
  • G06F7/50 - Adding Subtracting
  • G06F9/226 - Micro instruction function
  • G06F9/26 - Address formation of the next micro-instruction Microprogram storage or retrieval arrangements
  • G06F9/264 - Micro-instruction selection based on results of processing
  • G06F9/30 - Arrangements for executing machine-instructions
  • G06F9/30014 - with variable precision
  • G06F9/30036 - Instructions to perform operations on packed data
  • G06F9/30058 - Conditional branch instructions
  • G06F9/30094 - Condition code generation
  • G06F9/30167 - of immediate specifier
  • G06F9/46 - Multiprogramming arrangements
  • G06F11/1641 - where the comparison is not performed by the redundant processing components
  • G06F12/1466 - Key-lock mechanism
  • G06F13/00 - Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
  • G06F13/122 - where hardware performs an I/O function other than control of data transfer
  • G06F13/22 - using successive scanning
  • G06F13/26 - with priority control
  • G06F13/38 - Information transfer
  • G06F15/78 - comprising a single central processing unit
  • G06F17/21 - Text processing
  • G06F2207/3856 - Operand swapping

• US Classifications

  • 712 - Electrical computers and digital processing systems: processing architectures and instruction processing
  • 711 - Electrical computers and digital processing systems: memory
  • 714 - Error detection/correction and fault detection/recovery