FR1153575A - Dispositif d'enregistrement magnétique - Google Patents
Dispositif d'enregistrement magnétiqueInfo
- Publication number
- FR1153575A FR1153575A FR1153575DA FR1153575A FR 1153575 A FR1153575 A FR 1153575A FR 1153575D A FR1153575D A FR 1153575DA FR 1153575 A FR1153575 A FR 1153575A
- Authority
- FR
- France
- Prior art keywords
- magnetic recording
- recording device
- magnetic
- recording
- 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
- 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
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5607—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using magnetic storage elements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEST9986A DE1047840B (de) | 1955-06-10 | 1955-06-10 | Magnetspeicherelement |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1153575A true FR1153575A (fr) | 1958-03-12 |
Family
ID=7454949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1153575D Expired FR1153575A (fr) | 1955-06-10 | 1956-06-05 | Dispositif d'enregistrement magnétique |
Country Status (3)
Country | Link |
---|---|
US (1) | US2916559A (fr) |
DE (1) | DE1047840B (fr) |
FR (1) | FR1153575A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3679319D1 (de) * | 1986-05-27 | 1991-06-20 | Ibm | Speichereinheit mit direktem zugriff. |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2423339A (en) * | 1944-07-29 | 1947-07-01 | Rca Corp | Reproducing head for magnetic telegraphones |
US2656420A (en) * | 1945-06-23 | 1953-10-20 | Reuben A Isberg | Recorder head |
US2587593A (en) * | 1946-08-31 | 1952-03-04 | Armour Res Found | Apparatus for supplying mechanical recording bias to magnetic recorders |
US2509780A (en) * | 1948-04-29 | 1950-05-30 | Rca Corp | Magnetic record reproducing system |
US2585932A (en) * | 1948-07-29 | 1952-02-19 | Magnetic Equipment Inc | Device for reducing noise in magnetic recording systems |
US2658950A (en) * | 1948-08-31 | 1953-11-10 | Rca Corp | Reproducer for magnetically recorded signals |
US2574708A (en) * | 1948-12-22 | 1951-11-13 | Rca Corp | Vibratile pickup for magnetic recorders |
US2681387A (en) * | 1950-02-10 | 1954-06-15 | Rca Corp | Magnetic record reproducing system |
US2756276A (en) * | 1953-02-18 | 1956-07-24 | Gen Dynamics Corp | Means for sensing magnetic flux |
NL187922B (nl) * | 1953-05-29 | Panelfold Inc | Elektrisch bedienbare vouwwand. |
-
1955
- 1955-06-10 DE DEST9986A patent/DE1047840B/de active Pending
-
1956
- 1956-06-01 US US588693A patent/US2916559A/en not_active Expired - Lifetime
- 1956-06-05 FR FR1153575D patent/FR1153575A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2916559A (en) | 1959-12-08 |
DE1047840B (de) | 1958-12-31 |
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