FR1260019A - Procédé de verrouillage de mémoires et applications de ce procédé - Google Patents
Procédé de verrouillage de mémoires et applications de ce procédéInfo
- Publication number
- FR1260019A FR1260019A FR813305A FR813305A FR1260019A FR 1260019 A FR1260019 A FR 1260019A FR 813305 A FR813305 A FR 813305A FR 813305 A FR813305 A FR 813305A FR 1260019 A FR1260019 A FR 1260019A
- Authority
- FR
- France
- Prior art keywords
- memories
- locking
- applications
- locking memories
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
- G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
-
- 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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/06—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element
- G11C11/06007—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit
- G11C11/06014—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit using one such element per bit
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Read Only Memory (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Storage Device Security (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US783755A US3108257A (en) | 1958-12-30 | 1958-12-30 | Locking and unlocking of memory devices |
US783754A US3108256A (en) | 1958-12-30 | 1958-12-30 | Logical clearing of memory devices |
DEI0017450 | 1959-12-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1260019A true FR1260019A (fr) | 1961-05-05 |
Family
ID=27210967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR813305A Expired FR1260019A (fr) | 1958-12-30 | 1959-12-17 | Procédé de verrouillage de mémoires et applications de ce procédé |
Country Status (4)
Country | Link |
---|---|
US (2) | US3108257A (fr) |
DE (1) | DE1114049C2 (fr) |
FR (1) | FR1260019A (fr) |
GB (1) | GB931126A (fr) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB976504A (en) * | 1960-03-16 | 1964-11-25 | Nat Res Dev | Improvements in or relating to data storage arrangements |
US3243786A (en) * | 1960-12-16 | 1966-03-29 | Thompson Ramo Wooldridge Inc | Associative memory cell selecting means |
US3200378A (en) * | 1960-12-28 | 1965-08-10 | Ibm | Data input/output device |
US3196407A (en) * | 1961-05-15 | 1965-07-20 | Thompson Ramo Wooldridge Inc | Superconductive associative memory system |
US3195109A (en) * | 1962-04-02 | 1965-07-13 | Ibm | Associative memory match indicator control |
US3419849A (en) * | 1962-11-30 | 1968-12-31 | Burroughs Corp | Modular computer system |
US3271744A (en) * | 1962-12-31 | 1966-09-06 | Handling of multiple matches and fencing in memories | |
US3332066A (en) * | 1962-12-31 | 1967-07-18 | Ibm | Core storage device |
FR1368128A (fr) * | 1963-03-13 | 1964-07-31 | Bull Sa Machines | Système de gestion automatique des données emmagasinées dans une mémoire |
US3349375A (en) * | 1963-11-07 | 1967-10-24 | Ibm | Associative logic for highly parallel computer and data processing systems |
US3328765A (en) * | 1963-12-31 | 1967-06-27 | Ibm | Memory protection system |
US3328768A (en) * | 1964-04-06 | 1967-06-27 | Ibm | Storage protection systems |
US3351913A (en) * | 1964-10-21 | 1967-11-07 | Gen Electric | Memory system including means for selectively altering or not altering restored data |
US3365704A (en) * | 1964-11-10 | 1968-01-23 | Bell Telephone Labor Inc | Memory system |
US3380026A (en) * | 1965-01-06 | 1968-04-23 | Homertronics Inc | Program control system for organs or the like |
US3398405A (en) * | 1965-06-07 | 1968-08-20 | Burroughs Corp | Digital computer with memory lock operation |
US3453607A (en) * | 1965-10-24 | 1969-07-01 | Sylvania Electric Prod | Digital communications system for reducing the number of memory cycles |
US3394354A (en) * | 1965-11-30 | 1968-07-23 | Ibm | Multiple word random access memory |
US3405394A (en) * | 1965-12-22 | 1968-10-08 | Ibm | Controlled register accessing |
US3377624A (en) * | 1966-01-07 | 1968-04-09 | Ibm | Memory protection system |
US3382489A (en) * | 1966-02-28 | 1968-05-07 | Automatic Elect Lab | Electronic-to-electromechanical distributors |
US3399386A (en) * | 1966-03-08 | 1968-08-27 | Atomic Energy Commission Usa | Apparatus for delaying a continuous electrical signal |
US3439345A (en) * | 1966-04-14 | 1969-04-15 | Burroughs Corp | Small,low cost memory |
US3487369A (en) * | 1966-08-12 | 1969-12-30 | Logicon Inc | Electronic calculator |
US3508205A (en) * | 1967-01-17 | 1970-04-21 | Computer Usage Co Inc | Communications security system |
US3528062A (en) * | 1968-07-05 | 1970-09-08 | Ibm | Program interlock arrangement,including task suspension and new task assignment |
NL7004570A (fr) * | 1970-03-31 | 1971-10-04 | ||
FR2266222B1 (fr) * | 1974-03-25 | 1980-03-21 | Moreno Roland | |
US4162529A (en) * | 1975-12-04 | 1979-07-24 | Tokyo Shibaura Electric Co., Ltd. | Interruption control system in a multiprocessing system |
DE2721599C2 (de) * | 1976-05-17 | 1983-05-05 | Sperry Corp., 10019 New York, N.Y. | Schaltungsanordnung zur Verhinderung der Ausgabe von Datenworten aus einer EDV-Anlage ohne Sicherheitsverifizierung |
DE2832824C2 (de) * | 1978-07-26 | 1985-04-04 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung für eine Fernwirkstation zur adressenabhängigen Ausgabe von Informationen |
JPS5568000A (en) * | 1978-11-13 | 1980-05-22 | Ibm | Maintenance and protection of control storage capable of writing |
US4561051A (en) * | 1984-02-10 | 1985-12-24 | Prime Computer, Inc. | Memory access method and apparatus in multiple processor systems |
FR2591008B1 (fr) * | 1985-11-30 | 1991-05-17 | Toshiba Kk | Dispositif electronique portatif |
US4860351A (en) * | 1986-11-05 | 1989-08-22 | Ibm Corporation | Tamper-resistant packaging for protection of information stored in electronic circuitry |
US4975878A (en) * | 1988-01-28 | 1990-12-04 | National Semiconductor | Programmable memory data protection scheme |
US5666515A (en) * | 1993-02-18 | 1997-09-09 | Unisys Corporation | Information processing system having multiple modules and a memory on a bus, where any module can lock an addressable portion of the memory by sending retry signals to other modules that try to read at the locked address |
US20060117156A1 (en) * | 2004-12-01 | 2006-06-01 | Chai Jesse C | Method and apparatus for dual protection of a protected memory block |
US11307791B2 (en) * | 2019-05-24 | 2022-04-19 | Texas Instruments Incorporated | Quick clearing of registers |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2549071A (en) * | 1949-09-10 | 1951-04-17 | Lawton Products Company Inc | Space reservation system |
NL113686C (fr) * | 1952-12-10 | |||
US2817072A (en) * | 1954-08-02 | 1957-12-17 | Rca Corp | Serial memory system |
US2853698A (en) * | 1955-09-23 | 1958-09-23 | Rca Corp | Compression system |
-
1958
- 1958-12-30 US US783755A patent/US3108257A/en not_active Expired - Lifetime
- 1958-12-30 US US783754A patent/US3108256A/en not_active Expired - Lifetime
-
1959
- 1959-12-17 FR FR813305A patent/FR1260019A/fr not_active Expired
- 1959-12-23 DE DE19591114049 patent/DE1114049C2/de not_active Expired
- 1959-12-30 GB GB44200/59A patent/GB931126A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB931126A (en) | 1963-07-10 |
DE1114049C2 (de) | 1973-11-15 |
US3108256A (en) | 1963-10-22 |
DE1114049B (fr) | 1973-11-15 |
US3108257A (en) | 1963-10-22 |
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