GB2202356B - Configurable combinational logic circuit - Google Patents
Configurable combinational logic circuitInfo
- Publication number
- GB2202356B GB2202356B GB8808562A GB8808562A GB2202356B GB 2202356 B GB2202356 B GB 2202356B GB 8808562 A GB8808562 A GB 8808562A GB 8808562 A GB8808562 A GB 8808562A GB 2202356 B GB2202356 B GB 2202356B
- Authority
- GB
- United Kingdom
- Prior art keywords
- logic circuit
- combinational logic
- configurable combinational
- configurable
- circuit
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/153—Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant
- H03K5/1534—Transition or edge detectors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/28—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements
- G11C19/282—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements with charge storage in a depletion layer, i.e. charge coupled devices [CCD]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/1733—Controllable logic circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/1733—Controllable logic circuits
- H03K19/1735—Controllable logic circuits by wiring, e.g. uncommitted logic arrays
- H03K19/1736—Controllable logic circuits by wiring, e.g. uncommitted logic arrays in which the wiring can be modified
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/037—Bistable circuits
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Nonlinear Science (AREA)
- Logic Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/706,429 US4706216A (en) | 1985-02-27 | 1985-02-27 | Configurable logic element |
GB8604761A GB2171546B (en) | 1985-02-27 | 1986-02-26 | Configurable logic element |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8808562D0 GB8808562D0 (en) | 1988-05-11 |
GB2202356A GB2202356A (en) | 1988-09-21 |
GB2202356B true GB2202356B (en) | 1989-10-11 |
Family
ID=26290408
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8808562A Expired GB2202356B (en) | 1985-02-27 | 1986-02-26 | Configurable combinational logic circuit |
GB8808561A Expired GB2202355B (en) | 1985-02-27 | 1986-02-26 | Configurable storage circuit |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8808561A Expired GB2202355B (en) | 1985-02-27 | 1986-02-26 | Configurable storage circuit |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2202356B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4847612A (en) * | 1988-01-13 | 1989-07-11 | Plug Logic, Inc. | Programmable logic device |
GB8828828D0 (en) * | 1988-12-09 | 1989-01-18 | Pilkington Micro Electronics | Semiconductor integrated circuit |
EP0512536B1 (en) * | 1991-05-10 | 1998-09-30 | Kabushiki Kaisha Toshiba | Programmable logic unit circuit |
US20020130681A1 (en) | 1991-09-03 | 2002-09-19 | Cliff Richard G. | Programmable logic array integrated circuits |
US5633830A (en) * | 1995-11-08 | 1997-05-27 | Altera Corporation | Random access memory block circuitry for programmable logic array integrated circuit devices |
US6759870B2 (en) | 1991-09-03 | 2004-07-06 | Altera Corporation | Programmable logic array integrated circuits |
US5274581A (en) * | 1992-05-08 | 1993-12-28 | Altera Corporation | Look up table implementation of fast carry for adders and counters |
GB2267614B (en) * | 1992-06-02 | 1996-01-24 | Plessey Semiconductors Ltd | Logic cell |
US5311080A (en) * | 1993-03-26 | 1994-05-10 | At&T Bell Laboratories | Field programmable gate array with direct input/output connection |
US5815726A (en) * | 1994-11-04 | 1998-09-29 | Altera Corporation | Coarse-grained look-up table architecture |
US6720796B1 (en) | 2001-05-06 | 2004-04-13 | Altera Corporation | Multiple size memories in a programmable logic device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2138188A (en) * | 1983-04-14 | 1984-10-17 | Control Data Corp | Soft programmable logic array |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3296426A (en) * | 1963-07-05 | 1967-01-03 | Westinghouse Electric Corp | Computing device |
GB1101851A (en) * | 1965-01-20 | 1968-01-31 | Ncr Co | Generalized logic circuitry |
US3459927A (en) * | 1965-10-18 | 1969-08-05 | Ibm | Apparatus for checking logical connective circuits |
US4032894A (en) * | 1976-06-01 | 1977-06-28 | International Business Machines Corporation | Logic array with enhanced flexibility |
US4415818A (en) * | 1979-01-16 | 1983-11-15 | Nippon Telegraph & Telephone Corp. | Programmable sequential logic circuit devices |
GB2121573B (en) * | 1980-07-11 | 1984-12-19 | Fairchild Camera Instr Co | Programmable logic array circuit |
GB2171231B (en) * | 1985-02-14 | 1989-11-01 | Intel Corp | Software programmable logic array |
-
1986
- 1986-02-26 GB GB8808562A patent/GB2202356B/en not_active Expired
- 1986-02-26 GB GB8808561A patent/GB2202355B/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2138188A (en) * | 1983-04-14 | 1984-10-17 | Control Data Corp | Soft programmable logic array |
Also Published As
Publication number | Publication date |
---|---|
GB2202355A (en) | 1988-09-21 |
GB8808562D0 (en) | 1988-05-11 |
GB2202356A (en) | 1988-09-21 |
GB2202355B (en) | 1989-10-11 |
GB8808561D0 (en) | 1988-05-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2171546B (en) | Configurable logic element | |
DE3474623D1 (en) | Complementary logic integrated circuit | |
EP0243603A3 (en) | Binary logic circuit | |
DE3467068D1 (en) | Complementary logic integrated circuit | |
EP0219867A3 (en) | Logic circuit | |
EP0196084A3 (en) | Sequential logic circuit | |
EP0270029A3 (en) | Logic circuit | |
DE3569859D1 (en) | Logic circuit | |
GB2202356B (en) | Configurable combinational logic circuit | |
EP0511711A3 (en) | Programmable combinational logic circuit | |
EP0361841A3 (en) | Bicmos logic circuit | |
EP0204034A3 (en) | Configurable logic array | |
EP0230668A3 (en) | Arithmetic logic circuit | |
KR930000637B1 (en) | Logic circuit having filp-flop function | |
GB2207320B (en) | Logic circuit | |
GB8613699D0 (en) | Antisaturation circuit | |
EP0380095A3 (en) | Logic circuit | |
EP0224841A3 (en) | Logic arithmetic circuit | |
EP0196083A3 (en) | Logic circuit | |
SG103191G (en) | Integrated logic circuit | |
GB2156620B (en) | Unidirectional single-flux-quantum logic circuit | |
EP0224216A3 (en) | An emitter coupled logic circuit | |
EP0341732A3 (en) | Logic circuit | |
EP0302671A3 (en) | Logic circuit | |
DE3571906D1 (en) | Logic circuits |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19970226 |