CA2028230A1 - Circuit arithmetique pour calculer et totaliser les valeurs absolues de la difference entre deux grandeurs numeriques - Google Patents
Circuit arithmetique pour calculer et totaliser les valeurs absolues de la difference entre deux grandeurs numeriquesInfo
- Publication number
- CA2028230A1 CA2028230A1 CA2028230A CA2028230A CA2028230A1 CA 2028230 A1 CA2028230 A1 CA 2028230A1 CA 2028230 A CA2028230 A CA 2028230A CA 2028230 A CA2028230 A CA 2028230A CA 2028230 A1 CA2028230 A1 CA 2028230A1
- Authority
- CA
- Canada
- Prior art keywords
- addition result
- result
- value
- sum
- inverted
- 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.)
- Granted
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
- G06F7/544—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
-
- 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
- G06F2207/544—Indexing scheme relating to group G06F7/544
- G06F2207/5442—Absolute difference
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Computing Systems (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1276872A JPH03136166A (ja) | 1989-10-23 | 1989-10-23 | 演算回路 |
JP276872/1989 | 1989-10-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2028230A1 true CA2028230A1 (fr) | 1991-04-24 |
CA2028230C CA2028230C (fr) | 1994-07-05 |
Family
ID=17575585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002028230A Expired - Fee Related CA2028230C (fr) | 1989-10-23 | 1990-10-22 | Circuit arithmetique pour calculer et totaliser les valeurs absolues de la difference entre deux grandeurs numeriques |
Country Status (4)
Country | Link |
---|---|
US (1) | US5040136A (fr) |
EP (1) | EP0424838A3 (fr) |
JP (1) | JPH03136166A (fr) |
CA (1) | CA2028230C (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3304971B2 (ja) * | 1990-07-23 | 2002-07-22 | 沖電気工業株式会社 | 絶対値演算回路 |
JP2601960B2 (ja) * | 1990-11-15 | 1997-04-23 | インターナショナル・ビジネス・マシーンズ・コーポレイション | データ処理方法及びその装置 |
JPH05216624A (ja) * | 1992-02-03 | 1993-08-27 | Mitsubishi Electric Corp | 演算装置 |
US5610850A (en) * | 1992-06-01 | 1997-03-11 | Sharp Kabushiki Kaisha | Absolute difference accumulator circuit |
US5563813A (en) * | 1994-06-01 | 1996-10-08 | Industrial Technology Research Institute | Area/time-efficient motion estimation micro core |
US6377970B1 (en) * | 1998-03-31 | 2002-04-23 | Intel Corporation | Method and apparatus for computing a sum of packed data elements using SIMD multiply circuitry |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3829671A (en) * | 1973-04-25 | 1974-08-13 | Westinghouse Electric Corp | Method and circuit for calculating the square root of the sum of two squares |
JPS61214025A (ja) * | 1985-03-20 | 1986-09-22 | Mitsubishi Electric Corp | 差の絶対値比較回路 |
CA1257003A (fr) * | 1985-06-19 | 1989-07-04 | Tadayoshi Enomoto | Circuit arithmetique |
US4825400A (en) * | 1986-01-13 | 1989-04-25 | General Electric Company | Floating point accumulator circuit |
JPH0650462B2 (ja) * | 1986-02-18 | 1994-06-29 | 日本電気株式会社 | シフト数制御回路 |
JPS6395533A (ja) * | 1986-10-09 | 1988-04-26 | Mitsubishi Electric Corp | 論理回路 |
JPH01204138A (ja) * | 1988-02-09 | 1989-08-16 | Nec Corp | 演算回路 |
-
1989
- 1989-10-23 JP JP1276872A patent/JPH03136166A/ja active Pending
-
1990
- 1990-10-22 EP EP19900120197 patent/EP0424838A3/en not_active Withdrawn
- 1990-10-22 CA CA002028230A patent/CA2028230C/fr not_active Expired - Fee Related
- 1990-10-23 US US07/601,628 patent/US5040136A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH03136166A (ja) | 1991-06-10 |
CA2028230C (fr) | 1994-07-05 |
EP0424838A3 (en) | 1992-09-02 |
US5040136A (en) | 1991-08-13 |
EP0424838A2 (fr) | 1991-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |