FR2189746A1 - - Google Patents
Info
- Publication number
- FR2189746A1 FR2189746A1 FR7308013A FR7308013A FR2189746A1 FR 2189746 A1 FR2189746 A1 FR 2189746A1 FR 7308013 A FR7308013 A FR 7308013A FR 7308013 A FR7308013 A FR 7308013A FR 2189746 A1 FR2189746 A1 FR 2189746A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/40—Devices controlled by magnetic fields
-
- 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
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
-
- 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
- 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
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/165—Auxiliary circuits
- G11C11/1673—Reading or sensing circuits or methods
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0866—Detecting magnetic domains
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Hall/Mr Elements (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00265943A US3840865A (en) | 1972-06-23 | 1972-06-23 | Detection of magnetic domains by tunnel junctions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2189746A1 true FR2189746A1 (OSRAM) | 1974-01-25 |
| FR2189746B1 FR2189746B1 (OSRAM) | 1976-05-21 |
Family
ID=23012520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7308013A Expired FR2189746B1 (OSRAM) | 1972-06-23 | 1973-03-01 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3840865A (OSRAM) |
| JP (1) | JPS4936234A (OSRAM) |
| DE (1) | DE2313380A1 (OSRAM) |
| FR (1) | FR2189746B1 (OSRAM) |
| GB (1) | GB1400961A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3988739A (en) * | 1975-03-26 | 1976-10-26 | International Business Machines Corporation | Input device for scanning documents with magnetic bubble printing |
| US4012724A (en) * | 1975-11-28 | 1977-03-15 | Sperry Rand Corporation | Method of improving the operation of a single wall domain memory system |
| NL8300602A (nl) * | 1983-02-17 | 1984-09-17 | Stichting Katholieke Univ | Half-metallisch ferro- resp. ferrimagnetisch materiaal en inrichting waarin dergelijk materiaal wordt toegepast. |
| JP3540083B2 (ja) * | 1996-02-23 | 2004-07-07 | 富士通株式会社 | 磁気センサ |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1008422A (en) * | 1960-11-14 | 1965-10-27 | Ibm | Circuit element |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL274072A (OSRAM) * | 1961-02-02 | |||
| US3541400A (en) * | 1968-10-04 | 1970-11-17 | Ibm | Magnetic field controlled ferromagnetic tunneling device |
-
1972
- 1972-06-23 US US00265943A patent/US3840865A/en not_active Expired - Lifetime
-
1973
- 1973-02-14 GB GB713073A patent/GB1400961A/en not_active Expired
- 1973-02-28 JP JP48023406A patent/JPS4936234A/ja active Pending
- 1973-03-01 FR FR7308013A patent/FR2189746B1/fr not_active Expired
- 1973-03-13 DE DE2313380A patent/DE2313380A1/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1008422A (en) * | 1960-11-14 | 1965-10-27 | Ibm | Circuit element |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2313380A1 (de) | 1974-01-24 |
| FR2189746B1 (OSRAM) | 1976-05-21 |
| JPS4936234A (OSRAM) | 1974-04-04 |
| GB1400961A (en) | 1975-07-16 |
| US3840865A (en) | 1974-10-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |