IT1039147B - Memoria associativa perfezionata - Google Patents
Memoria associativa perfezionataInfo
- Publication number
- IT1039147B IT1039147B IT24576/75A IT2457675A IT1039147B IT 1039147 B IT1039147 B IT 1039147B IT 24576/75 A IT24576/75 A IT 24576/75A IT 2457675 A IT2457675 A IT 2457675A IT 1039147 B IT1039147 B IT 1039147B
- Authority
- IT
- Italy
- Prior art keywords
- associative memory
- improved associative
- improved
- memory
- associative
- Prior art date
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
- H03K19/17704—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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
- G11C15/04—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Logic Circuits (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US495165A US3924243A (en) | 1974-08-06 | 1974-08-06 | Cross-field-partitioning in array logic modules |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1039147B true IT1039147B (it) | 1979-12-10 |
Family
ID=23967529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24576/75A IT1039147B (it) | 1974-08-06 | 1975-06-20 | Memoria associativa perfezionata |
Country Status (5)
Country | Link |
---|---|
US (1) | US3924243A (it) |
JP (1) | JPS5756158B2 (it) |
DE (1) | DE2532125C2 (it) |
FR (1) | FR2281628A1 (it) |
IT (1) | IT1039147B (it) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1042852B (it) * | 1974-09-30 | 1980-01-30 | Siemens Ag | Disposizione di circuiti logici integrata e programmabile |
DE2455178C2 (de) * | 1974-11-21 | 1982-12-23 | Siemens AG, 1000 Berlin und 8000 München | Integrierte, programmierbare Logikanordnung |
IT1063025B (it) * | 1975-04-29 | 1985-02-11 | Siemens Ag | Disposizione circuitale logica integrata e programmabile |
US4123669A (en) * | 1977-09-08 | 1978-10-31 | International Business Machines Corporation | Logical OR circuit for programmed logic arrays |
US4506341A (en) * | 1982-06-10 | 1985-03-19 | International Business Machines Corporation | Interlaced programmable logic array having shared elements |
JPH06101232B2 (ja) * | 1984-10-24 | 1994-12-12 | 日本電気株式会社 | 連想記憶装置 |
US4761768A (en) * | 1985-03-04 | 1988-08-02 | Lattice Semiconductor Corporation | Programmable logic device |
US4876640A (en) * | 1986-02-07 | 1989-10-24 | Advanced Micro Devices, Inc. | Logic controller having programmable logic "and" array using a programmable gray-code counter |
US5235221A (en) * | 1992-04-08 | 1993-08-10 | Micron Technology, Inc. | Field programmable logic array with speed optimized architecture |
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 |
US5287017A (en) * | 1992-05-15 | 1994-02-15 | Micron Technology, Inc. | Programmable logic device macrocell with two OR array inputs |
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 |
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 |
US7174419B1 (en) | 2003-05-30 | 2007-02-06 | Netlogic Microsystems, Inc | Content addressable memory device with source-selecting data translator |
US6842360B1 (en) | 2003-05-30 | 2005-01-11 | Netlogic Microsystems, Inc. | High-density content addressable memory cell |
US6856527B1 (en) | 2003-05-30 | 2005-02-15 | Netlogic Microsystems, Inc. | Multi-compare content addressable memory cell |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1229717A (it) * | 1969-11-27 | 1971-04-28 | ||
US3593317A (en) * | 1969-12-30 | 1971-07-13 | Ibm | Partitioning logic operations in a generalized matrix system |
GB1367358A (en) * | 1971-08-10 | 1974-09-18 | Drexel Equipment Ltd | Pawls |
US3742460A (en) * | 1971-12-20 | 1973-06-26 | Sperry Rand Corp | Search memory |
US3761902A (en) * | 1971-12-30 | 1973-09-25 | Ibm | Functional memory using multi-state associative cells |
GB1372926A (en) * | 1972-01-17 | 1974-11-06 | Ibm | Associative store |
US3809884A (en) * | 1972-11-15 | 1974-05-07 | Honeywell Inf Systems | Apparatus and method for a variable memory cycle in a data processing unit |
DE2357654C2 (de) * | 1972-11-21 | 1981-10-29 | Aleksej Davidovič Ljubercy Moskovskaja oblast'i Gvinepadze | Assoziativspeicher |
-
1974
- 1974-08-06 US US495165A patent/US3924243A/en not_active Expired - Lifetime
-
1975
- 1975-06-20 IT IT24576/75A patent/IT1039147B/it active
- 1975-07-01 FR FR7521460A patent/FR2281628A1/fr active Granted
- 1975-07-17 JP JP50086760A patent/JPS5756158B2/ja not_active Expired
- 1975-07-18 DE DE2532125A patent/DE2532125C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5756158B2 (it) | 1982-11-27 |
FR2281628A1 (fr) | 1976-03-05 |
US3924243A (en) | 1975-12-02 |
FR2281628B1 (it) | 1977-12-16 |
DE2532125C2 (de) | 1983-10-27 |
DE2532125A1 (de) | 1976-02-26 |
JPS5136045A (it) | 1976-03-26 |
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