FR1136335A - Procédé et dispositif pour déterminer le sens de polarisation de l'aimantation d'un circuit magnétique - Google Patents
Procédé et dispositif pour déterminer le sens de polarisation de l'aimantation d'un circuit magnétiqueInfo
- Publication number
- FR1136335A FR1136335A FR1136335DA FR1136335A FR 1136335 A FR1136335 A FR 1136335A FR 1136335D A FR1136335D A FR 1136335DA FR 1136335 A FR1136335 A FR 1136335A
- Authority
- FR
- France
- Prior art keywords
- magnetization
- polarization
- determining
- magnetic circuit
- magnetic
- 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
- 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
- G11C11/06085—Multi-aperture structures or multi-magnetic closed circuits, each aperture storing a "bit", realised by rods, plates, grids, waffle-irons,(i.e. grooved plates) or similar devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/04—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle
- G01R33/045—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle in single-, or multi-aperture elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/335—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only with saturated jig, e.g. for detecting second harmonic; balanced flux head
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49069—Data storage inductor or core
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Coils Or Transformers For Communication (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2530154A GB814941A (en) | 1954-08-31 | Improvements in or relating to apparatus for the storage of digital information |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1136335A true FR1136335A (fr) | 1957-05-13 |
Family
ID=10225483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1136335D Expired FR1136335A (fr) | 1954-08-31 | 1955-08-27 | Procédé et dispositif pour déterminer le sens de polarisation de l'aimantation d'un circuit magnétique |
Country Status (5)
Country | Link |
---|---|
US (1) | US2911627A (fr) |
BE (1) | BE540911A (fr) |
CH (1) | CH336207A (fr) |
FR (1) | FR1136335A (fr) |
GB (1) | GB814942A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3113300A (en) * | 1959-11-12 | 1963-12-03 | Electro Mechanical Res Inc | Position sensing apparatus |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3123786A (en) * | 1964-03-03 | Load protector comprising an air gap shunted | ||
US3040301A (en) * | 1957-03-28 | 1962-06-19 | Gulton Ind Inc | Thin sheet ferrite memory matrix and method |
US3092812A (en) * | 1957-05-10 | 1963-06-04 | Sperry Rand Corp | Non-destructive sensing of thin film magnetic cores |
US3008130A (en) * | 1957-08-19 | 1961-11-07 | Burroughs Corp | Memory construction |
BE589466A (fr) * | 1957-12-23 | |||
US3214740A (en) * | 1959-01-16 | 1965-10-26 | Rese Engineering Inc | Memory device and method of making same |
GB919764A (en) * | 1960-01-21 | 1963-02-27 | Gen Electric Co Ltd | Electric signal translating device |
US3434125A (en) * | 1960-05-18 | 1969-03-18 | Bell Telephone Labor Inc | Magnetic information storage circuits |
US3182296A (en) * | 1960-05-18 | 1965-05-04 | Bell Telephone Labor Inc | Magnetic information storage circuits |
US3183579A (en) * | 1960-05-31 | 1965-05-18 | Rca Corp | Magnetic memory |
US3178691A (en) * | 1960-06-09 | 1965-04-13 | Automatic Elect Lab | Mosaic sheet for analysis and synthesis of memory meshes |
US3142047A (en) * | 1960-12-14 | 1964-07-21 | Columbia Broadcasting Systems | Memory plane |
US3142048A (en) * | 1960-12-16 | 1964-07-21 | Bell Telephone Labor Inc | Magnetic memory circuit |
US3222756A (en) * | 1961-08-23 | 1965-12-14 | Melvin M Kanfman | Techniques associated with inductive sensing of tunnel diode memory cells |
US3245058A (en) * | 1961-12-15 | 1966-04-05 | Ibm | Semi-permanent memory |
US3235853A (en) * | 1962-04-12 | 1966-02-15 | Honeywell Inc | Control apparatus |
NL124237C (fr) * | 1962-07-25 | |||
DE1303353B (fr) * | 1965-07-23 | 1971-12-23 | Telefunken Pat | |
US3521252A (en) * | 1965-08-16 | 1970-07-21 | Kokusai Denshin Denwa Co Ltd | Magnetic memory element having two thin films of differing coercive force |
US4423450A (en) * | 1981-05-06 | 1983-12-27 | Censtor Corporation | Magnetic head and multitrack transducer for perpendicular recording and method for fabricating |
JPS63500904A (ja) * | 1985-08-08 | 1988-03-31 | コ−プ デイヴイツド | デジタルデ−タ処理装置用デ−タ記憶装置 |
FR2648607B1 (fr) * | 1989-06-16 | 1995-12-15 | Thomson Csf | Tete magnetique integree d'enregistrement |
US5126971A (en) * | 1989-12-22 | 1992-06-30 | Magnex Corporation | Thin film magnetic core memory and method of making same |
US5237529A (en) * | 1991-02-01 | 1993-08-17 | Richard Spitzer | Microstructure array and activation system therefor |
US5587943A (en) * | 1995-02-13 | 1996-12-24 | Integrated Microtransducer Electronics Corporation | Nonvolatile magnetoresistive memory with fully closed flux operation |
US7110312B2 (en) * | 2000-10-20 | 2006-09-19 | Micromem Technologies Inc. | Non-volatile magnetic memory device |
AU2003225048A1 (en) * | 2002-04-19 | 2003-11-03 | Integrated Magnetoelectronics Corporation | Interfaces between semiconductor circuitry and transpinnor-based circuitry |
US6992919B2 (en) * | 2002-12-20 | 2006-01-31 | Integrated Magnetoelectronics Corporation | All-metal three-dimensional circuits and memories |
US7005852B2 (en) | 2003-04-04 | 2006-02-28 | Integrated Magnetoelectronics Corporation | Displays with all-metal electronics |
US7911830B2 (en) * | 2007-05-17 | 2011-03-22 | Integrated Magnetoelectronics | Scalable nonvolatile memory |
US9741923B2 (en) | 2015-09-25 | 2017-08-22 | Integrated Magnetoelectronics Corporation | SpinRAM |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA630360A (en) * | 1951-06-05 | 1961-11-07 | K. Haynes Munro | Apparatus for transferring pulse information |
US2781503A (en) * | 1953-04-29 | 1957-02-12 | American Mach & Foundry | Magnetic memory circuits employing biased magnetic binary cores |
BE531691A (fr) * | 1953-09-09 | |||
NL85198C (fr) * | 1953-09-09 | |||
US2724103A (en) * | 1953-12-31 | 1955-11-15 | Bell Telephone Labor Inc | Electrical circuits employing magnetic core memory elements |
-
0
- BE BE540911D patent/BE540911A/xx unknown
-
1954
- 1954-08-31 GB GB25302/54A patent/GB814942A/en not_active Expired
-
1955
- 1955-08-25 US US530453A patent/US2911627A/en not_active Expired - Lifetime
- 1955-08-25 CH CH336207D patent/CH336207A/fr unknown
- 1955-08-27 FR FR1136335D patent/FR1136335A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3113300A (en) * | 1959-11-12 | 1963-12-03 | Electro Mechanical Res Inc | Position sensing apparatus |
Also Published As
Publication number | Publication date |
---|---|
US2911627A (en) | 1959-11-03 |
CH336207A (fr) | 1959-02-15 |
BE540911A (fr) | |
GB814942A (en) | 1959-06-17 |
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