FI884979A7 - Muistibitin ennakointipiiri - Google Patents
Muistibitin ennakointipiiriInfo
- Publication number
- FI884979A7 FI884979A7 FI884979A FI884979A FI884979A7 FI 884979 A7 FI884979 A7 FI 884979A7 FI 884979 A FI884979 A FI 884979A FI 884979 A FI884979 A FI 884979A FI 884979 A7 FI884979 A7 FI 884979A7
- Authority
- FI
- Finland
- Prior art keywords
- prediction circuit
- memory bit
- bit prediction
- memory
- circuit
- Prior art date
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
- G06F7/50—Adding; Subtracting
-
- 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
- G06F7/50—Adding; Subtracting
- G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
- G06F7/506—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages
- G06F7/508—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages using carry look-ahead circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Analysis (AREA)
- Computational Mathematics (AREA)
- Computing Systems (AREA)
- Mathematical Optimization (AREA)
- General Engineering & Computer Science (AREA)
- Logic Circuits (AREA)
- Dram (AREA)
- Static Random-Access Memory (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8725625A GB2211966A (en) | 1987-11-02 | 1987-11-02 | Digital integrated circuit |
| GB8725625 | 1987-11-02 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI884979A0 FI884979A0 (fi) | 1988-10-28 |
| FI884979A7 true FI884979A7 (fi) | 1989-05-03 |
| FI94990B FI94990B (fi) | 1995-08-15 |
| FI94990C FI94990C (fi) | 1995-11-27 |
Family
ID=10626288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI884979A FI94990C (fi) | 1987-11-02 | 1988-10-28 | Muistibitin ennakointipiiri |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4962471A (fi) |
| EP (1) | EP0318075B1 (fi) |
| JP (1) | JPH01166128A (fi) |
| KR (1) | KR890008999A (fi) |
| CN (1) | CN1014557B (fi) |
| DE (1) | DE3886707T2 (fi) |
| FI (1) | FI94990C (fi) |
| GB (1) | GB2211966A (fi) |
| IE (1) | IE62171B1 (fi) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5092919A (en) * | 1991-01-15 | 1992-03-03 | Imperial Chemical Industries Plc | Certain 2-(2'-methyl-3',4'-trisubstituted benzoyl)-1,3-cyclohexanediones |
| KR100225594B1 (ko) * | 1991-03-29 | 1999-10-15 | 가나이 쯔도무 | 반도체 집적회로장치에서 실행되는 전류구동신호 인터페이스 |
| FR2683349B1 (fr) * | 1991-10-31 | 1996-10-04 | France Telecom | Reseau de resistances binaires et son utilisation pour l'etiquetage de composantes connexes d'images numerisees en vision artificielle. |
| US5276635A (en) * | 1992-02-04 | 1994-01-04 | Motorola, Inc. | Method and apparatus for performing carry look-ahead addition in a data processor |
| US5636156A (en) * | 1994-12-12 | 1997-06-03 | International Business Machines Corporation | Adder with improved carry lookahead structure |
| US5619442A (en) * | 1995-04-07 | 1997-04-08 | National Semiconductor Corporation | Alternating polarity carry look ahead adder circuit |
| KR100244396B1 (ko) * | 1996-12-30 | 2000-02-01 | 김영환 | 캐리 룩어헤드 가산기 |
| 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 |
| US7028069B1 (en) * | 2000-05-01 | 2006-04-11 | Raza Microelectronics Inc. | Dynamic circuit using exclusive states |
| CN104300965B (zh) * | 2014-10-01 | 2017-06-30 | 黑龙江大学 | 采用带通阈加载技术的k值和十值半加器和半减器的构建方法及其电路 |
| US10223071B2 (en) * | 2017-04-14 | 2019-03-05 | Qualcomm Incorporated | Energy-efficient variable power adder and methods of use thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8304400A (nl) * | 1983-12-22 | 1985-07-16 | Philips Nv | Digitale geintegreerde schakeling met complementaire veldeffekttransistoren. |
| JPS60205631A (ja) * | 1984-03-29 | 1985-10-17 | Toshiba Corp | 全加算回路 |
| US4563751A (en) * | 1984-04-26 | 1986-01-07 | Motorola, Inc. | Carry propagate adder circuit which differentially senses a carry input |
| JPS62111325A (ja) * | 1985-07-12 | 1987-05-22 | Mitsubishi Electric Corp | マンチェスタ型キャリィ伝搬回路 |
-
1987
- 1987-11-02 GB GB8725625A patent/GB2211966A/en not_active Withdrawn
-
1988
- 1988-10-20 US US07/260,155 patent/US4962471A/en not_active Expired - Fee Related
- 1988-10-28 EP EP88202403A patent/EP0318075B1/en not_active Expired - Lifetime
- 1988-10-28 DE DE3886707T patent/DE3886707T2/de not_active Expired - Fee Related
- 1988-10-28 FI FI884979A patent/FI94990C/fi not_active IP Right Cessation
- 1988-10-28 IE IE326488A patent/IE62171B1/en not_active IP Right Cessation
- 1988-10-31 CN CN88107554A patent/CN1014557B/zh not_active Expired
- 1988-10-31 JP JP63273365A patent/JPH01166128A/ja active Pending
- 1988-11-01 KR KR1019880014313A patent/KR890008999A/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FI884979A0 (fi) | 1988-10-28 |
| KR890008999A (ko) | 1989-07-13 |
| CN1032985A (zh) | 1989-05-17 |
| FI94990C (fi) | 1995-11-27 |
| IE883264L (en) | 1989-05-02 |
| EP0318075B1 (en) | 1993-12-29 |
| DE3886707D1 (de) | 1994-02-10 |
| EP0318075A2 (en) | 1989-05-31 |
| FI94990B (fi) | 1995-08-15 |
| JPH01166128A (ja) | 1989-06-30 |
| GB8725625D0 (en) | 1987-12-09 |
| IE62171B1 (en) | 1994-12-28 |
| EP0318075A3 (en) | 1991-04-24 |
| GB2211966A (en) | 1989-07-12 |
| DE3886707T2 (de) | 1994-06-30 |
| US4962471A (en) | 1990-10-09 |
| CN1014557B (zh) | 1991-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HC | Name/ company changed in application |
Owner name: PHILIPS ELECTRONICS N.V. |
|
| BB | Publication of examined application | ||
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: PHILIPS ELECTRONICS N.V. |