FR1260009A - Circuit électrique d'addition ou de soustraction - Google Patents
Circuit électrique d'addition ou de soustractionInfo
- Publication number
- FR1260009A FR1260009A FR810953A FR810953A FR1260009A FR 1260009 A FR1260009 A FR 1260009A FR 810953 A FR810953 A FR 810953A FR 810953 A FR810953 A FR 810953A FR 1260009 A FR1260009 A FR 1260009A
- Authority
- FR
- France
- Prior art keywords
- subtraction
- addition
- electric circuit
- electric
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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
- G06F7/383—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using magnetic or similar elements
- G06F7/386—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using magnetic or similar elements decimal, radix 20 or 12
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F2207/4914—Using 2-out-of-5 code, i.e. binary coded decimal representation with digit weight of 2, 4, 2 and 1 respectively
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Logic Circuits (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH6655458A CH371279A (de) | 1958-11-24 | 1958-11-24 | Additions- oder Subtraktionsschaltung |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1260009A true FR1260009A (fr) | 1961-05-05 |
Family
ID=4527253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR810953A Expired FR1260009A (fr) | 1958-11-24 | 1959-11-23 | Circuit électrique d'addition ou de soustraction |
Country Status (4)
Country | Link |
---|---|
US (1) | US3055587A (fr) |
CH (1) | CH371279A (fr) |
DE (1) | DE1127634B (fr) |
FR (1) | FR1260009A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1286788B (de) * | 1964-08-03 | 1969-01-09 | Siemens Ag | Anordnung zur Verringerung der Rechenzeit fuer die Differenzbildung zwischen zwei in je einer Zaehlkette gespeicherten Zahlen |
DE1234055B (de) * | 1964-11-05 | 1967-02-09 | Ibm Deutschland | Anordnung zur Addition oder Subtraktion |
US3676658A (en) * | 1969-12-12 | 1972-07-11 | Singer Co | Serial adder/substracter utilizing counters |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2803401A (en) * | 1950-10-10 | 1957-08-20 | Hughes Aircraft Co | Arithmetic units for digital computers |
US2654080A (en) * | 1952-06-19 | 1953-09-29 | Transducer Corp | Magnetic memory storage circuits and apparatus |
NL200526A (fr) * | 1954-04-02 | |||
US2859359A (en) * | 1956-01-31 | 1958-11-04 | Sperry Rand Corp | Magnetic binary counting circuit |
-
1958
- 1958-11-24 CH CH6655458A patent/CH371279A/de unknown
-
1959
- 1959-11-03 US US850611A patent/US3055587A/en not_active Expired - Lifetime
- 1959-11-21 DE DEI17270A patent/DE1127634B/de active Pending
- 1959-11-23 FR FR810953A patent/FR1260009A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3055587A (en) | 1962-09-25 |
DE1127634B (de) | 1962-04-12 |
CH371279A (de) | 1963-08-15 |
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