DE3880409T2 - Binäre Additions- und Multiplikationsvorrichtung. - Google Patents
Binäre Additions- und Multiplikationsvorrichtung.Info
- Publication number
- DE3880409T2 DE3880409T2 DE88402383T DE3880409T DE3880409T2 DE 3880409 T2 DE3880409 T2 DE 3880409T2 DE 88402383 T DE88402383 T DE 88402383T DE 3880409 T DE3880409 T DE 3880409T DE 3880409 T2 DE3880409 T2 DE 3880409T2
- Authority
- DE
- Germany
- Prior art keywords
- multiplication device
- binary addition
- binary
- addition
- multiplication
- 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 - Fee Related
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
- G06F7/50—Adding; Subtracting
- G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
- G06F7/5055—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination in which one operand is a constant, i.e. incrementers or decrementers
-
- 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
- G06F7/50—Adding; Subtracting
- G06F7/501—Half or full adders, i.e. basic adder cells for one denomination
-
- 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
- G06F7/52—Multiplying; Dividing
- G06F7/523—Multiplying only
-
- 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
- G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
- G06F2207/48—Indexing scheme relating to groups G06F7/48 - G06F7/575
- G06F2207/4802—Special implementations
- G06F2207/4812—Multiplexers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8713146A FR2620839B2 (fr) | 1987-03-18 | 1987-09-23 | Dispositif de calcul binaire a entrees perfectionnees |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3880409D1 DE3880409D1 (de) | 1993-05-27 |
DE3880409T2 true DE3880409T2 (de) | 1993-11-25 |
Family
ID=9355149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88402383T Expired - Fee Related DE3880409T2 (de) | 1987-09-23 | 1988-09-21 | Binäre Additions- und Multiplikationsvorrichtung. |
Country Status (4)
Country | Link |
---|---|
US (2) | US4985862A (de) |
EP (1) | EP0309348B1 (de) |
JP (1) | JPH0289130A (de) |
DE (1) | DE3880409T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3880409T2 (de) * | 1987-09-23 | 1993-11-25 | France Telecom | Binäre Additions- und Multiplikationsvorrichtung. |
JP3251578B2 (ja) * | 1990-10-05 | 2002-01-28 | 株式会社リコー | ファクシミリ装置 |
CA2123397A1 (en) * | 1991-11-12 | 1993-05-27 | Robin Ross Cooper | Stand-alone device to transfer computer files using a communication line shared by a facsimile machine |
JPH05216624A (ja) * | 1992-02-03 | 1993-08-27 | Mitsubishi Electric Corp | 演算装置 |
US5394351A (en) * | 1994-03-11 | 1995-02-28 | Nexgen, Inc. | Optimized binary adder and comparator having an implicit constant for an input |
US5602767A (en) * | 1995-08-29 | 1997-02-11 | Tcsi Corporation | Galois field polynomial multiply/divide circuit and a digital signal processor incorporating same |
US20010049380A1 (en) * | 1997-06-18 | 2001-12-06 | Smith Stephen Alistair | Treatment of diabetes with thiazolidinedione and sulphonylurea |
RU2131145C1 (ru) * | 1998-06-16 | 1999-05-27 | Закрытое акционерное общество Научно-технический центр "Модуль" | Нейропроцессор, устройство для вычисления функций насыщения, вычислительное устройство и сумматор |
KR20040065810A (ko) * | 2003-01-16 | 2004-07-23 | 엘지전자 주식회사 | 부동 소수점 연산을 지원하는 프로세서 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3767906A (en) * | 1972-01-21 | 1973-10-23 | Rca Corp | Multifunction full adder |
US4439835A (en) * | 1981-07-14 | 1984-03-27 | Rockwell International Corporation | Apparatus for and method of generation of ripple carry signals in conjunction with logical adding circuitry |
JPS58211252A (ja) * | 1982-06-03 | 1983-12-08 | Toshiba Corp | 全加算器 |
JPS60116034A (ja) * | 1983-11-28 | 1985-06-22 | Toshiba Corp | 加算回路 |
US4685079A (en) * | 1984-12-14 | 1987-08-04 | Rca Corporation | Ripple-borrow binary subtraction circuit |
US4707800A (en) * | 1985-03-04 | 1987-11-17 | Raytheon Company | Adder/substractor for variable length numbers |
US4831578A (en) * | 1985-11-25 | 1989-05-16 | Harris Semiconductor (Patents) Inc. | Binary adder |
FR2604270B1 (fr) * | 1986-09-22 | 1991-10-18 | Jutand Francis | Additionneur binaire comportant un operande fixe, et multiplieur binaire parallele-serie comprenant un tel additionneur |
DE3880409T2 (de) * | 1987-09-23 | 1993-11-25 | France Telecom | Binäre Additions- und Multiplikationsvorrichtung. |
-
1988
- 1988-09-21 DE DE88402383T patent/DE3880409T2/de not_active Expired - Fee Related
- 1988-09-21 EP EP88402383A patent/EP0309348B1/de not_active Expired - Lifetime
- 1988-09-22 JP JP63238613A patent/JPH0289130A/ja active Pending
- 1988-09-23 US US07/248,089 patent/US4985862A/en not_active Expired - Fee Related
-
1990
- 1990-09-06 US US07/578,201 patent/US5095455A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3880409D1 (de) | 1993-05-27 |
EP0309348B1 (de) | 1993-04-21 |
US4985862A (en) | 1991-01-15 |
EP0309348A1 (de) | 1989-03-29 |
JPH0289130A (ja) | 1990-03-29 |
US5095455A (en) | 1992-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |