GB1477517A - Logic circuit arrays - Google Patents
Logic circuit arraysInfo
- Publication number
- GB1477517A GB1477517A GB3185974A GB3185974A GB1477517A GB 1477517 A GB1477517 A GB 1477517A GB 3185974 A GB3185974 A GB 3185974A GB 3185974 A GB3185974 A GB 3185974A GB 1477517 A GB1477517 A GB 1477517A
- Authority
- GB
- United Kingdom
- Prior art keywords
- row
- column
- conductors
- logic cells
- conductor
- 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
- 238000003491 array Methods 0.000 title 1
- 239000004020 conductor Substances 0.000 abstract 12
- 230000011218 segmentation Effects 0.000 abstract 4
- 238000009825 accumulation Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 230000000873 masking effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005459 micromachining Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
- G11C17/16—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM using electrically-fusible links
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors
- G11C16/0433—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors comprising cells containing a single floating gate transistor and one or more separate select transistors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors
- G11C16/0441—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors comprising cells containing multiple floating gate devices, e.g. separate read-and-write FAMOS transistors with connected floating gates
-
- 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
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17704—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form the logic functions being realised by the interconnection of rows and columns
- H03K19/17708—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form the logic functions being realised by the interconnection of rows and columns using an AND matrix followed by an OR matrix, i.e. programmable logic arrays
-
- 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
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17704—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form the logic functions being realised by the interconnection of rows and columns
- H03K19/17708—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form the logic functions being realised by the interconnection of rows and columns using an AND matrix followed by an OR matrix, i.e. programmable logic arrays
- H03K19/17712—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form the logic functions being realised by the interconnection of rows and columns using an AND matrix followed by an OR matrix, i.e. programmable logic arrays one of the matrices at least being reprogrammable
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Logic Circuits (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
- Non-Volatile Memory (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00380388A US3849638A (en) | 1973-07-18 | 1973-07-18 | Segmented associative logic circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1477517A true GB1477517A (en) | 1977-06-22 |
Family
ID=23500988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3185974A Expired GB1477517A (en) | 1973-07-18 | 1974-07-18 | Logic circuit arrays |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3849638A (enExample) |
| JP (1) | JPS583422B2 (enExample) |
| DE (1) | DE2434704C2 (enExample) |
| FR (1) | FR2238297B1 (enExample) |
| GB (1) | GB1477517A (enExample) |
| IT (1) | IT1017192B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7317332B2 (en) | 1999-03-04 | 2008-01-08 | Altera Corporation | Interconnection and input/output resources for programmable logic integrated circuit devices |
Families Citing this family (46)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3996560A (en) * | 1974-05-16 | 1976-12-07 | Case Western Reserve University | Sequencing unit |
| US3990045A (en) * | 1974-06-24 | 1976-11-02 | International Business Machines Corporation | Array logic fabrication for use in pattern recognition equipments and the like |
| US3987287A (en) * | 1974-12-30 | 1976-10-19 | International Business Machines Corporation | High density logic array |
| US3975623A (en) * | 1974-12-30 | 1976-08-17 | Ibm Corporation | Logic array with multiple readout tables |
| US3993919A (en) * | 1975-06-27 | 1976-11-23 | Ibm Corporation | Programmable latch and other circuits for logic arrays |
| US4029970A (en) * | 1975-11-06 | 1977-06-14 | Ibm Corporation | Changeable decoder structure for a folded logic array |
| US4025799A (en) * | 1975-11-06 | 1977-05-24 | Ibm Corporation | Decoder structure for a folded logic array |
| GB1549642A (en) * | 1976-08-03 | 1979-08-08 | Nat Res Dev | Inverters and logic gates employing inverters |
| JPS5327752U (enExample) * | 1976-08-17 | 1978-03-09 | ||
| JPS53130941A (en) * | 1977-04-20 | 1978-11-15 | Hitachi Ltd | Programmable logic circuit |
| US4139907A (en) * | 1977-08-31 | 1979-02-13 | Bell Telephone Laboratories, Incorporated | Integrated read only memory |
| US4293783A (en) * | 1978-11-01 | 1981-10-06 | Massachusetts Institute Of Technology | Storage/logic array |
| EP0030132B1 (en) * | 1979-11-28 | 1985-10-16 | Medtronic, Inc. | Cardiac pacemaker with destructible means for output mode selection |
| US4870302A (en) * | 1984-03-12 | 1989-09-26 | Xilinx, Inc. | Configurable electrical circuit having configurable logic elements and configurable interconnects |
| USRE34363E (en) * | 1984-03-12 | 1993-08-31 | Xilinx, Inc. | Configurable electrical circuit having configurable logic elements and configurable interconnects |
| US4727493A (en) * | 1984-05-04 | 1988-02-23 | Integrated Logic Systems, Inc. | Integrated circuit architecture and fabrication method therefor |
| US4761768A (en) * | 1985-03-04 | 1988-08-02 | Lattice Semiconductor Corporation | Programmable logic device |
| US5367208A (en) * | 1986-09-19 | 1994-11-22 | Actel Corporation | Reconfigurable programmable interconnect architecture |
| US5451887A (en) * | 1986-09-19 | 1995-09-19 | Actel Corporation | Programmable logic module and architecture for field programmable gate array device |
| US5187393A (en) * | 1986-09-19 | 1993-02-16 | Actel Corporation | Reconfigurable programmable interconnect architecture |
| US5477165A (en) * | 1986-09-19 | 1995-12-19 | Actel Corporation | Programmable logic module and architecture for field programmable gate array device |
| US5172014A (en) * | 1986-09-19 | 1992-12-15 | Actel Corporation | Programmable interconnect architecture |
| US4906870A (en) * | 1988-10-31 | 1990-03-06 | Atmel Corporation | Low power logic array device |
| US5081375A (en) * | 1989-01-19 | 1992-01-14 | National Semiconductor Corp. | Method for operating a multiple page programmable logic device |
| US5021689A (en) * | 1989-01-19 | 1991-06-04 | National Semiconductor Corp. | Multiple page programmable logic architecture |
| US4942319A (en) * | 1989-01-19 | 1990-07-17 | National Semiconductor Corp. | Multiple page programmable logic architecture |
| US5055712A (en) * | 1990-04-05 | 1991-10-08 | National Semiconductor Corp. | Register file with programmable control, decode and/or data manipulation |
| US5198705A (en) * | 1990-05-11 | 1993-03-30 | Actel Corporation | Logic module with configurable combinational and sequential blocks |
| US5235221A (en) * | 1992-04-08 | 1993-08-10 | Micron Technology, Inc. | Field programmable logic array with speed optimized architecture |
| US5384500A (en) * | 1992-05-15 | 1995-01-24 | Micron Semiconductor, Inc. | Programmable logic device macrocell with an exclusive feedback and an exclusive external input line for a combinatorial mode and accommodating two separate programmable or planes |
| US5287017A (en) * | 1992-05-15 | 1994-02-15 | Micron Technology, Inc. | Programmable logic device macrocell with two OR array inputs |
| US5220215A (en) * | 1992-05-15 | 1993-06-15 | Micron Technology, Inc. | Field programmable logic array with two or planes |
| US5300830A (en) * | 1992-05-15 | 1994-04-05 | Micron Semiconductor, Inc. | Programmable logic device macrocell with an exclusive feedback and exclusive external input lines for registered and combinatorial modes using a dedicated product term for control |
| US5331227A (en) * | 1992-05-15 | 1994-07-19 | Micron Semiconductor, Inc. | Programmable logic device macrocell with an exclusive feedback line and an exclusive external input line |
| US5298803A (en) * | 1992-07-15 | 1994-03-29 | Micron Semiconductor, Inc. | Programmable logic device having low power microcells with selectable registered and combinatorial output signals |
| JP3736855B2 (ja) * | 1995-07-10 | 2006-01-18 | ジーリンクス インコーポレイテッド | フィールドプログラマブル・ゲートアレイ及びインテリジェント・メモリを含んでいるシステム |
| US5744980A (en) * | 1996-02-16 | 1998-04-28 | Actel Corporation | Flexible, high-performance static RAM architecture for field-programmable gate arrays |
| US5936426A (en) * | 1997-02-03 | 1999-08-10 | Actel Corporation | Logic function module for field programmable array |
| US6160419A (en) | 1997-11-03 | 2000-12-12 | Altera Corporation | Programmable logic architecture incorporating a content addressable embedded array block |
| US6020759A (en) | 1997-03-21 | 2000-02-01 | Altera Corporation | Programmable logic array device with random access memory configurable as product terms |
| US6144573A (en) * | 1998-06-26 | 2000-11-07 | Altera Corporation | Programmable logic devices with improved content addressable memory capabilities |
| US6453382B1 (en) | 1998-11-05 | 2002-09-17 | Altera Corporation | Content addressable memory encoded outputs |
| US7111110B1 (en) | 2002-12-10 | 2006-09-19 | Altera Corporation | Versatile RAM for programmable logic device |
| US8320191B2 (en) | 2007-08-30 | 2012-11-27 | Infineon Technologies Ag | Memory cell arrangement, method for controlling a memory cell, memory array and electronic device |
| US8438522B1 (en) | 2008-09-24 | 2013-05-07 | Iowa State University Research Foundation, Inc. | Logic element architecture for generic logic chains in programmable devices |
| US8661394B1 (en) | 2008-09-24 | 2014-02-25 | Iowa State University Research Foundation, Inc. | Depth-optimal mapping of logic chains in reconfigurable fabrics |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3028088A (en) * | 1956-09-25 | 1962-04-03 | Ibm | Multipurpose logical operations |
| GB1101851A (en) * | 1965-01-20 | 1968-01-31 | Ncr Co | Generalized logic circuitry |
| US3584205A (en) * | 1968-10-14 | 1971-06-08 | Ibm | Binary arithmetic and logic manipulator |
| US3566153A (en) * | 1969-04-30 | 1971-02-23 | Texas Instruments Inc | Programmable sequential logic |
| DE2063119C3 (de) * | 1970-12-14 | 1979-02-15 | Elf Mineraloel Gmbh, 4000 Duesseldorf | Kontinuierliches Verfahren zur Herstellung von Blöcken aus flüssigem Bitumen und Vorrichtung zur Durchführung des Verfahrens |
| US3805037A (en) * | 1972-02-22 | 1974-04-16 | J Ellison | N{40 th power galois linear gate |
| US3731073A (en) * | 1972-04-05 | 1973-05-01 | Bell Telephone Labor Inc | Programmable switching array |
-
1973
- 1973-07-18 US US00380388A patent/US3849638A/en not_active Expired - Lifetime
-
1974
- 1974-07-16 IT IT25220/74A patent/IT1017192B/it active
- 1974-07-17 FR FR7424849A patent/FR2238297B1/fr not_active Expired
- 1974-07-18 GB GB3185974A patent/GB1477517A/en not_active Expired
- 1974-07-18 DE DE2434704A patent/DE2434704C2/de not_active Expired
- 1974-07-18 JP JP49082711A patent/JPS583422B2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7317332B2 (en) | 1999-03-04 | 2008-01-08 | Altera Corporation | Interconnection and input/output resources for programmable logic integrated circuit devices |
| US7492188B2 (en) | 1999-03-04 | 2009-02-17 | Altera Corporation | Interconnection and input/output resources for programmable logic integrated circuit devices |
| US7839167B2 (en) | 1999-03-04 | 2010-11-23 | Altera Corporation | Interconnection and input/output resources for programmable logic integrated circuit devices |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5043852A (enExample) | 1975-04-19 |
| US3849638A (en) | 1974-11-19 |
| FR2238297A1 (enExample) | 1975-02-14 |
| DE2434704C2 (de) | 1985-08-14 |
| IT1017192B (it) | 1977-07-20 |
| FR2238297B1 (enExample) | 1978-07-07 |
| DE2434704A1 (de) | 1975-02-27 |
| JPS583422B2 (ja) | 1983-01-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |