NL215456A - - Google Patents
Info
- Publication number
- NL215456A NL215456A NL215456DA NL215456A NL 215456 A NL215456 A NL 215456A NL 215456D A NL215456D A NL 215456DA NL 215456 A NL215456 A NL 215456A
- Authority
- NL
- Netherlands
Links
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
- G06F7/52—Multiplying; Dividing
- G06F7/523—Multiplying only
- G06F7/533—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
- G06F7/5332—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by skipping over strings of zeroes or ones, e.g. using the Booth Algorithm
-
- 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
- G06F7/544—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 for evaluating functions by calculation
- G06F7/5443—Sum of products
Landscapes
- Engineering & Computer Science (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)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Complex Calculations (AREA)
- Executing Machine-Instructions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL215456 | 1957-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL215456A true NL215456A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=19750848
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL215456D NL215456A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1957-03-16 | ||
| NL113801D NL113801C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1957-03-16 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL113801D NL113801C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1957-03-16 |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3265874A (en) * | 1961-12-27 | 1966-08-09 | Scm Corp | Data processing devices and systems |
| DE1190705B (de) * | 1963-06-28 | 1965-04-08 | Telefunken Patent | Elektronische Vierspeziesrecheneinheit |
| DE3267489D1 (en) * | 1982-02-18 | 1986-01-02 | Itt Ind Gmbh Deutsche | Digital parallel calculating circuit for positive and negative binary numbers |
| JPS62194540A (ja) * | 1986-02-21 | 1987-08-27 | Toshiba Corp | ディジタル信号処理回路 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1066802A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1948-01-16 | 1954-06-10 | ||
| US2666575A (en) * | 1949-10-26 | 1954-01-19 | Gen Electric | Calculating device |
| GB799705A (en) * | 1953-11-20 | 1958-08-13 | Nat Res Dev | Improvements in or relating to electronic digital computing machines |
| US2913176A (en) * | 1955-03-30 | 1959-11-17 | Underwood Corp | Data processing system |
-
0
- NL NL215456D patent/NL215456A/xx unknown
- NL NL113801D patent/NL113801C/xx active
-
1958
- 1958-03-13 CH CH5699158A patent/CH385520A/de unknown
- 1958-03-14 DE DEN14802A patent/DE1090885B/de active Pending
- 1958-03-14 GB GB8268/58A patent/GB871477A/en not_active Expired
- 1958-03-14 FR FR1200808D patent/FR1200808A/fr not_active Expired
- 1958-03-17 US US722039A patent/US3019977A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL113801C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| FR1200808A (fr) | 1959-12-24 |
| GB871477A (en) | 1961-06-28 |
| US3019977A (en) | 1962-02-06 |
| CH385520A (de) | 1964-12-15 |
| DE1090885B (de) | 1960-10-13 |