FR1092156A - Appareil d'emmagasinage de signaux électriques - Google Patents
Appareil d'emmagasinage de signaux électriquesInfo
- Publication number
- FR1092156A FR1092156A FR1092156DA FR1092156A FR 1092156 A FR1092156 A FR 1092156A FR 1092156D A FR1092156D A FR 1092156DA FR 1092156 A FR1092156 A FR 1092156A
- Authority
- FR
- France
- Prior art keywords
- storage device
- electrical signal
- signal storage
- electrical
- storage
- 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
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
- G11B20/1419—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa, e.g. split phase code, Manchester code conversion to or from biphase space or mark coding, i.e. to or from codes where there is a transition at the beginning of every bit cell and a one has no second transition and a zero has a second transition one half of a bit period later or vice versa, e.g. double frequency code, FM code
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB327348X | 1953-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1092156A true FR1092156A (fr) | 1955-04-19 |
Family
ID=10343226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1092156D Expired FR1092156A (fr) | 1953-02-04 | 1954-02-01 | Appareil d'emmagasinage de signaux électriques |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2887676A (en) * | 1954-09-27 | 1959-05-19 | Marchant Res Inc | Pulse interpreter |
| US3092814A (en) * | 1956-08-29 | 1963-06-04 | Ibm | Signal decoding system |
| US2894249A (en) * | 1957-05-16 | 1959-07-07 | Itt | Data processing control system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2679638A (en) * | 1952-11-26 | 1954-05-25 | Rca Corp | Computer system |
-
0
- NL NLAANVRAGE8104807,A patent/NL184864B/xx unknown
- BE BE526184D patent/BE526184A/xx unknown
-
1953
- 1953-02-04 GB GB3141/53A patent/GB743416A/en not_active Expired
-
1954
- 1954-02-01 FR FR1092156D patent/FR1092156A/fr not_active Expired
- 1954-02-01 US US407419A patent/US2881411A/en not_active Expired - Lifetime
- 1954-02-04 CH CH327348D patent/CH327348A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB743416A (en) | 1956-01-18 |
| US2881411A (en) | 1959-04-07 |
| NL184864B (nl) | |
| BE526184A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| CH327348A (de) | 1958-01-31 |
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