NO942683D0 - Kalkulasjonsapparat - Google Patents
KalkulasjonsapparatInfo
- Publication number
- NO942683D0 NO942683D0 NO942683A NO942683A NO942683D0 NO 942683 D0 NO942683 D0 NO 942683D0 NO 942683 A NO942683 A NO 942683A NO 942683 A NO942683 A NO 942683A NO 942683 D0 NO942683 D0 NO 942683D0
- Authority
- NO
- Norway
- Prior art keywords
- calculation apparatus
- calculation
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30003—Arrangements for executing specific machine instructions
- G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
- G06F9/30021—Compare instructions, e.g. Greater-Than, Equal-To, MINMAX
-
- 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
- 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
- G06F7/552—Powers or roots, e.g. Pythagorean sums
-
- 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
- G06F2207/552—Indexing scheme relating to groups G06F7/552 - G06F7/5525
- G06F2207/5525—Pythagorean sum, i.e. the square root of a sum of squares
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Software Systems (AREA)
- Computing Systems (AREA)
- Mathematical Optimization (AREA)
- Complex Calculations (AREA)
- Calculators And Similar Devices (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5191099A JP3003467B2 (ja) | 1993-08-02 | 1993-08-02 | 演算装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO942683D0 true NO942683D0 (no) | 1994-07-18 |
NO942683L NO942683L (no) | 1995-02-03 |
NO310898B1 NO310898B1 (no) | 2001-09-10 |
Family
ID=16268843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19942683A NO310898B1 (no) | 1993-08-02 | 1994-07-18 | Kalkulasjonsapparat for kalkulering av en kvadratrot av en sum av kvadrater |
Country Status (5)
Country | Link |
---|---|
US (1) | US5459683A (no) |
EP (1) | EP0637797B1 (no) |
JP (1) | JP3003467B2 (no) |
DE (1) | DE69426002T2 (no) |
NO (1) | NO310898B1 (no) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6393067B1 (en) * | 1996-03-06 | 2002-05-21 | Matsushita Electric Industrial Co., Ltd. | Differential detection receiver |
JPH09325955A (ja) * | 1996-06-05 | 1997-12-16 | Sharp Corp | 二乗和の平方根演算回路 |
US6070181A (en) * | 1998-03-27 | 2000-05-30 | Chun-Shan Institute Of Science And Technology | Method and circuit for envelope detection using a peel cone approximation |
US6553399B1 (en) * | 1998-03-27 | 2003-04-22 | Chung-Shan Institute Of Science | Method and circuit for envelope detection using a peel cone approximation |
TW441112B (en) * | 1999-03-16 | 2001-06-16 | Sanyo Electric Co | Method for making a thin film transistor |
TW480415B (en) * | 2000-05-17 | 2002-03-21 | Chung Shan Inst Of Science | Demodulation apparatus of square root and method of the same |
TWI239457B (en) * | 2004-04-12 | 2005-09-11 | Chung Shan Inst Of Science | Method and apparatus for demodulating square root |
US9392360B2 (en) | 2007-12-11 | 2016-07-12 | Andrea Electronics Corporation | Steerable sensor array system with video input |
US8818000B2 (en) | 2008-04-25 | 2014-08-26 | Andrea Electronics Corporation | System, device, and method utilizing an integrated stereo array microphone |
RU2625530C1 (ru) * | 2016-05-17 | 2017-07-14 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный технологический университет" (ФГБОУ ВО "КубГТУ") | Устройство для вычисления функции вида z=√x2 + y2 |
CN107730588A (zh) * | 2017-10-10 | 2018-02-23 | 西安邮电大学 | 用于图形处理的直角三角形斜边边长快速获取方法和电路 |
Family Cites Families (12)
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 |
US3829672A (en) * | 1973-06-06 | 1974-08-13 | Collins Radio Co | Serial binary square root apparatus |
US3858036A (en) * | 1974-02-26 | 1974-12-31 | Rca Corp | Square root of sum of squares approximator |
US4503549A (en) * | 1982-07-16 | 1985-03-05 | The Babcock & Wilcox Company | Interpolating function generator for transmitter square root extraction |
US4694417A (en) * | 1982-07-21 | 1987-09-15 | Raytheon Company | Method and apparatus for determining the magnitude of a square root of a sum of squared value using vernier addressing |
US4553260A (en) * | 1983-03-18 | 1985-11-12 | Honeywell Inc. | Means and method of processing optical image edge data |
US4587552A (en) * | 1983-09-02 | 1986-05-06 | Rca Corporation | Apparatus for generating the magnitude of the vector sum of two orthogonal signals as for use in a digital TV receiver |
US4599701A (en) * | 1983-10-19 | 1986-07-08 | Grumman Aerospace Corporation | Complex magnitude computation |
DE3479166D1 (en) * | 1984-11-02 | 1989-08-31 | Itt Ind Gmbh Deutsche | Digital circuit for the calculation of the modulus of a digital complex entity |
US4774686A (en) * | 1986-03-21 | 1988-09-27 | Rca Licensing Corporation | Serial digital signal processing circuitry |
US4747067A (en) * | 1986-10-14 | 1988-05-24 | Raytheon Company | Apparatus and method for approximating the magnitude of a complex number |
FR2656124A1 (fr) * | 1989-12-15 | 1991-06-21 | Philips Laboratoires Electro | Multiplieur serie programmable. |
-
1993
- 1993-08-02 JP JP5191099A patent/JP3003467B2/ja not_active Expired - Fee Related
-
1994
- 1994-07-18 NO NO19942683A patent/NO310898B1/no not_active IP Right Cessation
- 1994-07-20 US US08/277,826 patent/US5459683A/en not_active Expired - Lifetime
- 1994-07-21 DE DE69426002T patent/DE69426002T2/de not_active Expired - Fee Related
- 1994-07-21 EP EP94305411A patent/EP0637797B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0744530A (ja) | 1995-02-14 |
EP0637797B1 (en) | 2000-09-27 |
NO310898B1 (no) | 2001-09-10 |
US5459683A (en) | 1995-10-17 |
DE69426002T2 (de) | 2001-05-17 |
NO942683L (no) | 1995-02-03 |
JP3003467B2 (ja) | 2000-01-31 |
EP0637797A1 (en) | 1995-02-08 |
DE69426002D1 (de) | 2000-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |