CH420674A - Addierwerk - Google Patents
AddierwerkInfo
- Publication number
- CH420674A CH420674A CH1071162A CH1071162A CH420674A CH 420674 A CH420674 A CH 420674A CH 1071162 A CH1071162 A CH 1071162A CH 1071162 A CH1071162 A CH 1071162A CH 420674 A CH420674 A CH 420674A
- Authority
- CH
- Switzerland
- Prior art keywords
- adder
- Prior art date
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
- 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)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEK44737A DE1157008B (de) | 1961-09-18 | 1961-09-18 | Addierwerk fuer dual verschluesselte Zahlen |
Publications (1)
Publication Number | Publication Date |
---|---|
CH420674A true CH420674A (de) | 1966-09-15 |
Family
ID=7223571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1071162A CH420674A (de) | 1961-09-18 | 1962-09-10 | Addierwerk |
Country Status (4)
Country | Link |
---|---|
US (1) | US3271566A (de) |
CH (1) | CH420674A (de) |
DE (1) | DE1157008B (de) |
GB (1) | GB948314A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1198092B (de) * | 1963-08-02 | 1965-08-05 | Elektronische Rechenmaschineni | Serienrechenwerk fuer Addition und Subtraktion |
US3509328A (en) * | 1965-03-15 | 1970-04-28 | Bell Telephone Labor Inc | Code conversion |
GB1129161A (en) * | 1965-05-28 | 1968-10-02 | Atomic Energy Authority Uk | Improvements in or relating to supervisory circuit arrangements |
US3536935A (en) * | 1968-07-16 | 1970-10-27 | Leeds & Northrup Co | Retriggerable delay flop |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2872107A (en) * | 1951-05-16 | 1959-02-03 | Monroe Calculating Machine | Electronic computer |
US2705108A (en) * | 1952-08-14 | 1955-03-29 | Jr Joseph J Stone | Electronic adder-accumulator |
US2886241A (en) * | 1952-08-26 | 1959-05-12 | Rca Corp | Code converter |
US2947479A (en) * | 1953-09-25 | 1960-08-02 | Burroughs Corp | Electronic adder |
NL226436A (de) * | 1957-04-02 | |||
NL235929A (de) * | 1959-01-21 |
-
1961
- 1961-09-18 DE DEK44737A patent/DE1157008B/de active Pending
-
1962
- 1962-09-10 CH CH1071162A patent/CH420674A/de unknown
- 1962-09-17 GB GB35327/62A patent/GB948314A/en not_active Expired
- 1962-09-18 US US224431A patent/US3271566A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB948314A (en) | 1964-01-29 |
DE1157008B (de) | 1963-11-07 |
US3271566A (en) | 1966-09-06 |
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