GB756757A - Serial type binary-decimal adder - Google Patents
Serial type binary-decimal adderInfo
- Publication number
- GB756757A GB756757A GB2495/54A GB249554A GB756757A GB 756757 A GB756757 A GB 756757A GB 2495/54 A GB2495/54 A GB 2495/54A GB 249554 A GB249554 A GB 249554A GB 756757 A GB756757 A GB 756757A
- Authority
- GB
- United Kingdom
- Prior art keywords
- input
- adder
- binary
- digit
- positive
- 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.
- G06F7/492—Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination
- G06F7/493—Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination the representation being the natural binary coded representation, i.e. 8421-code
- G06F7/494—Adding; Subtracting
- G06F7/495—Adding; Subtracting in digit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Analysis (AREA)
- Manipulation Of Pulses (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Analogue/Digital Conversion (AREA)
- Pulse Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US334256A US2910239A (en) | 1953-01-30 | 1953-01-30 | Serial type binary-coded decimal adder |
Publications (1)
Publication Number | Publication Date |
---|---|
GB756757A true GB756757A (en) | 1956-09-12 |
Family
ID=23306354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2495/54A Expired GB756757A (en) | 1953-01-30 | 1954-01-27 | Serial type binary-decimal adder |
Country Status (6)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3201762A (en) * | 1957-01-25 | 1965-08-17 | Honeywell Inc | Electrical data processing apparatus |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2927732A (en) * | 1955-10-10 | 1960-03-08 | Marchant Res Inc | Electronic computer |
DE1126166B (de) * | 1959-10-14 | 1962-03-22 | Ibm | Serien-Ziffernrechner |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB683882A (en) * | 1948-07-26 | 1952-12-10 | Nat Res Dev | Improvements in or relating to electronic circuits for digital computing systems |
GB700007A (en) * | 1949-12-22 | 1953-11-25 | Nat Res Dev | Digital computing engines |
GB678427A (en) * | 1951-03-09 | 1952-09-03 | British Tabulating Mach Co Ltd | Improvements in electronic adding devices |
US2758787A (en) * | 1951-11-27 | 1956-08-14 | Bell Telephone Labor Inc | Serial binary digital multiplier |
-
0
- BE BE526099D patent/BE526099A/xx unknown
- NL NLAANVRAGE7502251,A patent/NL184704B/xx unknown
-
1953
- 1953-01-30 US US334256A patent/US2910239A/en not_active Expired - Lifetime
-
1954
- 1954-01-26 FR FR1097260D patent/FR1097260A/fr not_active Expired
- 1954-01-27 GB GB2495/54A patent/GB756757A/en not_active Expired
- 1954-01-28 DE DEI8222A patent/DE1032577B/de active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3201762A (en) * | 1957-01-25 | 1965-08-17 | Honeywell Inc | Electrical data processing apparatus |
Also Published As
Publication number | Publication date |
---|---|
FR1097260A (fr) | 1955-07-04 |
NL184704B (nl) | |
US2910239A (en) | 1959-10-27 |
BE526099A (US07816562-20101019-C00012.png) | |
DE1032577B (de) | 1958-06-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2429228A (en) | Electronic computer | |
US2521788A (en) | Electronic counter | |
US2429227A (en) | Electronic computing system | |
GB694030A (en) | Improvements in or relating to pulse code translating circuits | |
GB729274A (en) | Electronic counter | |
ES212044A1 (es) | Un amplificador de transistores | |
GB1276699A (en) | Logic circuit | |
GB957203A (en) | Transistor signal storage and transfer circuits | |
GB756757A (en) | Serial type binary-decimal adder | |
US3590230A (en) | Full adder employing exclusive-nor circuitry | |
US2629825A (en) | Flip-flop circuit | |
GB792513A (en) | Counting register and adder therefor | |
GB898594A (en) | Improvements in and relating to arithmetic devices | |
GB1171266A (en) | Arithmetic and Logic Circuits, e.g. for use in Computing | |
US2970761A (en) | Digit indicator | |
GB755441A (en) | Binary-decimal adder | |
GB1064661A (en) | Counter comprising bistable stages | |
US3043511A (en) | Logical combining circuit | |
GB845371A (en) | Improved semi-conductor logic units and networks composed thereof | |
GB947143A (en) | Two-stage arithmetic unit | |
GB933647A (en) | Digital data sorting apparatus | |
US3548182A (en) | Full adder utilizing nor gates | |
GB932502A (en) | Number comparing systems | |
GB836237A (en) | Electrical comparator network | |
US3201699A (en) | Electronic counting apparatus with feedback circuits to prevent miscounting |