GB2346725B - Programmable logic device with hierarchical interconnection resources - Google Patents
Programmable logic device with hierarchical interconnection resourcesInfo
- Publication number
- GB2346725B GB2346725B GB0011200A GB0011200A GB2346725B GB 2346725 B GB2346725 B GB 2346725B GB 0011200 A GB0011200 A GB 0011200A GB 0011200 A GB0011200 A GB 0011200A GB 2346725 B GB2346725 B GB 2346725B
- Authority
- GB
- United Kingdom
- Prior art keywords
- programmable logic
- logic device
- interconnection resources
- hierarchical interconnection
- hierarchical
- 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
-
- 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
- H03K19/17736—Structural details of routing resources
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
- Logic Circuits (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2820696P | 1996-10-10 | 1996-10-10 | |
US3781597P | 1997-02-05 | 1997-02-05 | |
US08/855,192 US5977793A (en) | 1996-10-10 | 1997-05-13 | Programmable logic device with hierarchical interconnection resources |
GB9720543A GB2318199B (en) | 1996-10-10 | 1997-09-26 | Programmable logic device with hierarchical interconnection resources |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0011200D0 GB0011200D0 (en) | 2000-06-28 |
GB2346725A GB2346725A (en) | 2000-08-16 |
GB2346725B true GB2346725B (en) | 2000-12-13 |
Family
ID=27451706
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0011200A Expired - Fee Related GB2346725B (en) | 1996-10-10 | 1997-09-26 | Programmable logic device with hierarchical interconnection resources |
GB0011195A Expired - Fee Related GB2346724B (en) | 1996-10-10 | 1997-09-26 | Programmable logic devices |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0011195A Expired - Fee Related GB2346724B (en) | 1996-10-10 | 1997-09-26 | Programmable logic devices |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2346725B (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5455525A (en) * | 1993-12-06 | 1995-10-03 | Intelligent Logic Systems, Inc. | Hierarchically-structured programmable logic array and system for interconnecting logic elements in the logic array |
US5541530A (en) * | 1995-05-17 | 1996-07-30 | Altera Corporation | Programmable logic array integrated circuits with blocks of logic regions grouped into super-blocks |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4695740A (en) * | 1984-09-26 | 1987-09-22 | Xilinx, Inc. | Bidirectional buffer amplifier |
US5583452A (en) * | 1995-10-26 | 1996-12-10 | Xilinx, Inc. | Tri-directional buffer |
-
1997
- 1997-09-26 GB GB0011200A patent/GB2346725B/en not_active Expired - Fee Related
- 1997-09-26 GB GB0011195A patent/GB2346724B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5455525A (en) * | 1993-12-06 | 1995-10-03 | Intelligent Logic Systems, Inc. | Hierarchically-structured programmable logic array and system for interconnecting logic elements in the logic array |
US5541530A (en) * | 1995-05-17 | 1996-07-30 | Altera Corporation | Programmable logic array integrated circuits with blocks of logic regions grouped into super-blocks |
Also Published As
Publication number | Publication date |
---|---|
GB0011195D0 (en) | 2000-06-28 |
GB0011200D0 (en) | 2000-06-28 |
GB2346725A (en) | 2000-08-16 |
GB2346724B (en) | 2000-12-06 |
GB2346724A (en) | 2000-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20080926 |