Classifications

• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
  • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
  • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
  • G06F7/50—Adding; Subtracting
  • G06F7/504—Adding; Subtracting in bit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
  • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
  • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
  • G06F7/491—Computations with decimal numbers radix 12 or 20.
  • G06F7/4912—Adding; Subtracting
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
  • G06F2207/491—Indexing scheme relating to groups G06F7/491 - G06F7/4917
  • G06F2207/4919—Using excess-3 code, i.e. natural BCD + offset of 3, rendering the code symmetrical within the series of 16 possible 4 bit values

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Theoretical Computer Science (AREA)
• Computational Mathematics (AREA)
• Mathematical Analysis (AREA)
• Pure & Applied Mathematics (AREA)
• Computing Systems (AREA)
• Mathematical Optimization (AREA)
• General Engineering & Computer Science (AREA)
• Complex Calculations (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19752215

Family Applications (1)

Country Status (4)

Families Citing this family (1)

Family Cites Families (2)

• 0
  • NL NL249357D patent/NL249357A/xx unknown
• 1961
  • 1961-03-03 US US93172A patent/US3240922A/en not_active Expired - Lifetime
  • 1961-03-09 GB GB8664/61A patent/GB940514A/en not_active Expired
  • 1961-03-09 CH CH284461A patent/CH376687A/de unknown

Also Published As

Similar Documents