SG18584G - Expandable array multiplier - Google Patents
Expandable array multiplierInfo
- Publication number
- SG18584G SG18584G SG185/84A SG18584A SG18584G SG 18584 G SG18584 G SG 18584G SG 185/84 A SG185/84 A SG 185/84A SG 18584 A SG18584 A SG 18584A SG 18584 G SG18584 G SG 18584G
- Authority
- SG
- Singapore
- Prior art keywords
- array multiplier
- expandable array
- expandable
- multiplier
- array
- Prior art date
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
- G06F7/52—Multiplying; Dividing
- G06F7/523—Multiplying only
- G06F7/53—Multiplying only in parallel-parallel fashion, i.e. both operands being entered in parallel
- G06F7/5324—Multiplying only in parallel-parallel fashion, i.e. both operands being entered in parallel partitioned, i.e. using repetitively a smaller parallel parallel multiplier or using an array of such smaller multipliers
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Complex Calculations (AREA)
- Multi Processors (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/892,792 US4130878A (en) | 1978-04-03 | 1978-04-03 | Expandable 4 × 8 array multiplier |
Publications (1)
Publication Number | Publication Date |
---|---|
SG18584G true SG18584G (en) | 1985-02-15 |
Family
ID=25400494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG185/84A SG18584G (en) | 1978-04-03 | 1984-02-29 | Expandable array multiplier |
Country Status (8)
Country | Link |
---|---|
US (1) | US4130878A (fr) |
JP (2) | JPS54134943A (fr) |
DE (1) | DE2913327C2 (fr) |
FR (1) | FR2422204A1 (fr) |
GB (1) | GB2017985B (fr) |
HK (1) | HK66984A (fr) |
MY (1) | MY8500496A (fr) |
SG (1) | SG18584G (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7809398A (nl) * | 1978-09-15 | 1980-03-18 | Philips Nv | Vermenigvuldiginrichting voor binaire getallen in twee-complement notatie. |
JPS59149540A (ja) * | 1983-02-15 | 1984-08-27 | Toshiba Corp | 分割型乗算器 |
FR2544105B1 (fr) * | 1983-04-06 | 1988-10-14 | Thomson Csf | Multiplieur du type en cascade utilisant un ensemble d'operateurs elementaires |
GB2166272B (en) * | 1984-10-27 | 1988-06-29 | Stc Plc | Serial multiplier circuit |
JPS61156433A (ja) * | 1984-12-28 | 1986-07-16 | Toshiba Corp | 並列乗算器 |
US4887233A (en) * | 1986-03-31 | 1989-12-12 | American Telephone And Telegraph Company, At&T Bell Laboratories | Pipeline arithmetic adder and multiplier |
US4768161A (en) * | 1986-11-14 | 1988-08-30 | International Business Machines Corporation | Digital binary array multipliers using inverting full adders |
KR920003908B1 (ko) * | 1987-11-19 | 1992-05-18 | 미쓰비시뎅끼 가부시끼가이샤 | 승산기(乘算器) |
US5032865A (en) * | 1987-12-14 | 1991-07-16 | General Dynamics Corporation Air Defense Systems Div. | Calculating the dot product of large dimensional vectors in two's complement representation |
US4941121A (en) * | 1988-04-01 | 1990-07-10 | Digital Equipment Corporation | Apparatus for high performance multiplication |
DE3823722A1 (de) * | 1988-07-13 | 1990-01-18 | Siemens Ag | Multiplizierer |
US4926371A (en) * | 1988-12-28 | 1990-05-15 | International Business Machines Corporation | Two's complement multiplication with a sign magnitude multiplier |
US5262976A (en) * | 1989-11-13 | 1993-11-16 | Harris Corporation | Plural-bit recoding multiplier |
EP0813143A3 (fr) * | 1989-11-13 | 1998-01-28 | Harris Corporation | Extension de signe dans un multiplieur à recodage par plusieurs bits |
JP2558912B2 (ja) * | 1990-03-08 | 1996-11-27 | 松下電器産業株式会社 | 乗算器回路 |
DE4317074C1 (de) * | 1993-05-21 | 1994-06-23 | Itt Ind Gmbh Deutsche | Multiplizierer für reelle und komplexe Zahlen |
US5751622A (en) * | 1995-10-10 | 1998-05-12 | Chromatic Research, Inc. | Structure and method for signed multiplication using large multiplier having two embedded signed multipliers |
US5956265A (en) * | 1996-06-07 | 1999-09-21 | Lewis; James M. | Boolean digital multiplier |
US7269616B2 (en) * | 2003-03-21 | 2007-09-11 | Stretch, Inc. | Transitive processing unit for performing complex operations |
US20090077145A1 (en) * | 2007-09-14 | 2009-03-19 | Cswitch Corporation | Reconfigurable arithmetic unit |
US20090292756A1 (en) * | 2008-05-23 | 2009-11-26 | Elliot Gibson D | Large-factor multiplication in an array of processors |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3670956A (en) * | 1968-09-26 | 1972-06-20 | Hughes Aircraft Co | Digital binary multiplier employing sum of cross products technique |
US3752971A (en) * | 1971-10-18 | 1973-08-14 | Hughes Aircraft Co | Expandable sum of cross product multiplier/adder module |
US3914589A (en) * | 1974-05-13 | 1975-10-21 | Hughes Aircraft Co | Four-by-four bit multiplier module having three stages of logic cells |
-
1978
- 1978-04-03 US US05/892,792 patent/US4130878A/en not_active Expired - Lifetime
-
1979
- 1979-03-12 GB GB7908596A patent/GB2017985B/en not_active Expired
- 1979-03-28 JP JP3767479A patent/JPS54134943A/ja active Pending
- 1979-04-03 DE DE2913327A patent/DE2913327C2/de not_active Expired
- 1979-04-03 FR FR7908379A patent/FR2422204A1/fr active Granted
-
1984
- 1984-02-29 SG SG185/84A patent/SG18584G/en unknown
- 1984-08-23 HK HK669/84A patent/HK66984A/xx unknown
-
1985
- 1985-07-15 JP JP1985108774U patent/JPS6132437Y2/ja not_active Expired
- 1985-12-30 MY MY496/85A patent/MY8500496A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
HK66984A (en) | 1984-08-31 |
JPS6132437Y2 (fr) | 1986-09-20 |
GB2017985B (en) | 1982-04-07 |
GB2017985A (en) | 1979-10-10 |
DE2913327C2 (de) | 1986-04-24 |
FR2422204B1 (fr) | 1984-06-15 |
JPS54134943A (en) | 1979-10-19 |
DE2913327A1 (de) | 1979-10-04 |
FR2422204A1 (fr) | 1979-11-02 |
JPS6181347U (fr) | 1986-05-30 |
US4130878A (en) | 1978-12-19 |
MY8500496A (en) | 1985-12-31 |
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