BE726752A - - Google Patents
Info
- Publication number
- BE726752A BE726752A BE726752DA BE726752A BE 726752 A BE726752 A BE 726752A BE 726752D A BE726752D A BE 726752DA BE 726752 A BE726752 A BE 726752A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/402—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration individual to each memory cell, i.e. internal refresh
- G11C11/4023—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration individual to each memory cell, i.e. internal refresh using field effect transistors
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Semiconductor Memories (AREA)
- Static Random-Access Memory (AREA)
- Read Only Memory (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69772868A | 1968-01-15 | 1968-01-15 | |
| US69771368A | 1968-01-15 | 1968-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE726752A true BE726752A (fi) | 1969-06-16 |
Family
ID=27106061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE726752D BE726752A (fi) | 1968-01-15 | 1969-01-10 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US3541530A (fi) |
| BE (1) | BE726752A (fi) |
| CH (2) | CH476365A (fi) |
| DE (2) | DE1816356B2 (fi) |
| FR (1) | FR1604246A (fi) |
| GB (2) | GB1224936A (fi) |
| NL (1) | NL175766C (fi) |
| SE (1) | SE358763B (fi) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3997883A (en) * | 1968-10-08 | 1976-12-14 | The National Cash Register Company | LSI random access memory system |
| US3643235A (en) * | 1968-12-30 | 1972-02-15 | Ibm | Monolithic semiconductor memory |
| US3713114A (en) * | 1969-12-18 | 1973-01-23 | Ibm | Data regeneration scheme for stored charge storage cell |
| US3600609A (en) * | 1970-02-03 | 1971-08-17 | Shell Oil Co | Igfet read amplifier for double-rail memory systems |
| US3662351A (en) * | 1970-03-30 | 1972-05-09 | Ibm | Alterable-latent image monolithic memory |
| US3736572A (en) * | 1970-08-19 | 1973-05-29 | Cogar Corp | Bipolar driver for dynamic mos memory array chip |
| US3684897A (en) * | 1970-08-19 | 1972-08-15 | Cogar Corp | Dynamic mos memory array timing system |
| US3685027A (en) * | 1970-08-19 | 1972-08-15 | Cogar Corp | Dynamic mos memory array chip |
| US3629612A (en) * | 1970-09-18 | 1971-12-21 | Rca Corp | Operation of field-effect transistor circuit having substantial distributed capacitance |
| US3638039A (en) * | 1970-09-18 | 1972-01-25 | Rca Corp | Operation of field-effect transistor circuits having substantial distributed capacitance |
| US3706975A (en) * | 1970-10-09 | 1972-12-19 | Texas Instruments Inc | High speed mos random access memory |
| US3718915A (en) * | 1971-06-07 | 1973-02-27 | Motorola Inc | Opposite conductivity gating circuit for refreshing information in semiconductor memory cells |
| US3760379A (en) * | 1971-12-29 | 1973-09-18 | Honeywell Inf Systems | Apparatus and method for memory refreshment control |
| DE2165729C3 (de) * | 1971-12-30 | 1975-02-13 | Ibm Deutschland Gmbh, 7000 Stuttgart | Monolithische, als Lese/Schreiboder als Festwertspeicher betreibbare Speicheranordnung |
| US3748651A (en) * | 1972-02-16 | 1973-07-24 | Cogar Corp | Refresh control for add-on semiconductor memory |
| US3798616A (en) * | 1972-04-14 | 1974-03-19 | North American Rockwell | Strobe driver including a memory circuit |
| US3790961A (en) * | 1972-06-09 | 1974-02-05 | Advanced Memory Syst Inc | Random access dynamic semiconductor memory system |
| US3836892A (en) * | 1972-06-29 | 1974-09-17 | Ibm | D.c. stable electronic storage utilizing a.c. stable storage cell |
| DE2309616C2 (de) * | 1973-02-27 | 1982-11-11 | Ibm Deutschland Gmbh, 7000 Stuttgart | Halbleiterspeicherschaltung |
| US3943496A (en) * | 1974-09-09 | 1976-03-09 | Rockwell International Corporation | Memory clocking system |
| US4675841A (en) * | 1974-12-23 | 1987-06-23 | Pitney Bowes Inc. | Micro computerized electronic postage meter system |
| US3949383A (en) * | 1974-12-23 | 1976-04-06 | Ibm Corporation | D. C. Stable semiconductor memory cell |
| US3971004A (en) * | 1975-03-13 | 1976-07-20 | Rca Corporation | Memory cell with decoupled supply voltage while writing |
| DE2603704C3 (de) * | 1976-01-31 | 1981-06-25 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Monolithisch integrierter Taktimpulsformer |
| US4040122A (en) * | 1976-04-07 | 1977-08-02 | Burroughs Corporation | Method and apparatus for refreshing a dynamic memory by sequential transparent readings |
| US5359562A (en) * | 1976-07-26 | 1994-10-25 | Hitachi, Ltd. | Semiconductor memory having polycrystalline silicon load resistors and CMOS peripheral circuitry |
| US4172282A (en) * | 1976-10-29 | 1979-10-23 | International Business Machines Corporation | Processor controlled memory refresh |
| US4271487A (en) * | 1979-11-13 | 1981-06-02 | Ncr Corporation | Static volatile/non-volatile ram cell |
| US4387445A (en) * | 1981-02-24 | 1983-06-07 | International Business Machines Corporation | Random access memory cell |
| US4455625A (en) * | 1981-02-24 | 1984-06-19 | International Business Machines Corporation | Random access memory cell |
| US4506349A (en) * | 1982-12-20 | 1985-03-19 | General Electric Company | Cross-coupled transistor memory cell for MOS random access memory of reduced power dissipation |
| US4499558A (en) * | 1983-02-04 | 1985-02-12 | General Electric Company | Five-transistor static memory cell implemental in CMOS/bulk |
| US5159571A (en) * | 1987-12-29 | 1992-10-27 | Hitachi, Ltd. | Semiconductor memory with a circuit for testing characteristics of flip-flops including selectively applied power supply voltages |
| US5020028A (en) * | 1989-08-07 | 1991-05-28 | Standard Microsystems Corporation | Four transistor static RAM cell |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3177373A (en) * | 1960-10-28 | 1965-04-06 | Richard H Graham | Transistorized loading circuit |
| US3177374A (en) * | 1961-03-10 | 1965-04-06 | Philco Corp | Binary data transfer circuit |
| US3321639A (en) * | 1962-12-03 | 1967-05-23 | Gen Electric | Direct coupled, current mode logic |
| US3309534A (en) * | 1964-07-22 | 1967-03-14 | Edwin K C Yu | Bistable flip-flop employing insulated gate field effect transistors |
| US3355721A (en) * | 1964-08-25 | 1967-11-28 | Rca Corp | Information storage |
| US3490007A (en) * | 1965-12-24 | 1970-01-13 | Nippon Electric Co | Associative memory elements using field-effect transistors |
| US3389383A (en) * | 1967-05-31 | 1968-06-18 | Gen Electric | Integrated circuit bistable memory cell |
-
1968
- 1968-01-15 US US697728A patent/US3541530A/en not_active Expired - Lifetime
- 1968-01-15 US US697713A patent/US3535699A/en not_active Expired - Lifetime
- 1968-12-05 GB GB57759/68A patent/GB1224936A/en not_active Expired
- 1968-12-11 GB GB58872/68A patent/GB1224937A/en not_active Expired
- 1968-12-20 FR FR1604246D patent/FR1604246A/fr not_active Expired
- 1968-12-21 DE DE19681816356 patent/DE1816356B2/de not_active Withdrawn
- 1968-12-30 DE DE1817510A patent/DE1817510C3/de not_active Expired
-
1969
- 1969-01-08 CH CH15669A patent/CH476365A/de not_active IP Right Cessation
- 1969-01-08 CH CH15569A patent/CH476364A/de not_active IP Right Cessation
- 1969-01-10 BE BE726752D patent/BE726752A/xx not_active IP Right Cessation
- 1969-01-13 NL NLAANVRAGE6900552,A patent/NL175766C/xx not_active IP Right Cessation
- 1969-01-15 SE SE00474/69A patent/SE358763B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3535699A (en) | 1970-10-20 |
| NL175766B (nl) | 1984-07-16 |
| DE1816356B2 (de) | 1970-09-17 |
| GB1224936A (en) | 1971-03-10 |
| DE1817510B2 (de) | 1972-07-13 |
| FR1604246A (fi) | 1971-10-04 |
| GB1224937A (en) | 1971-03-10 |
| SE358763B (fi) | 1973-08-06 |
| DE1817510A1 (de) | 1969-08-07 |
| CH476364A (de) | 1969-07-31 |
| DE1816356A1 (de) | 1969-08-07 |
| NL6900552A (fi) | 1969-07-17 |
| NL175766C (nl) | 1984-12-17 |
| CH476365A (de) | 1969-07-31 |
| US3541530A (en) | 1970-11-17 |
| DE1817510C3 (de) | 1975-06-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: INTERNATIONAL BUSINESS MACHINES CORP. Effective date: 19840110 |