BE571151A - - Google Patents
Info
- Publication number
- BE571151A BE571151A BE571151DA BE571151A BE 571151 A BE571151 A BE 571151A BE 571151D A BE571151D A BE 571151DA BE 571151 A BE571151 A BE 571151A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
-
- 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)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Dc Digital Transmission (AREA)
- Pulse Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST12952A DE1051328B (de) | 1957-09-13 | 1957-09-13 | Selbsttaktierendes Leseverfahren fuer in Serie gespeicherte Impulsfolgen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE571151A true BE571151A (US06653308-20031125-C00064.png) |
Family
ID=7455885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE571151D BE571151A (US06653308-20031125-C00064.png) | 1957-09-13 |
Country Status (7)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL288506A (US06653308-20031125-C00064.png) * | 1961-01-04 | |||
| US3193704A (en) * | 1962-07-27 | 1965-07-06 | Richard J C Chueh | Pulse amplifier |
| DE1227061B (de) * | 1963-06-25 | 1966-10-20 | Siemens Ag | Verfahren und Vorrichtung zum Abfragen einer auf einem Informationstraeger gespeicherten Zeichenfolge |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2145332A (en) * | 1936-01-31 | 1939-01-31 | Rca Corp | Television system |
| US2524710A (en) * | 1946-08-13 | 1950-10-03 | Rca Corp | Pulse generator system |
| US2779933A (en) * | 1950-03-29 | 1957-01-29 | Itt | Complex pulse communication system |
| NL186884B (nl) * | 1953-04-20 | Nippon Musical Instruments Mfg | Elektronisch muziekinstrument. | |
| US2851596A (en) * | 1954-04-15 | 1958-09-09 | Hewlett Packard Co | Electronic counter |
| US2807003A (en) * | 1955-04-14 | 1957-09-17 | Burroughs Corp | Timing signal generation |
| US2875336A (en) * | 1955-08-25 | 1959-02-24 | British Tabulating Mach Co Ltd | Electronic signal delay circuits |
| US2847568A (en) * | 1955-10-24 | 1958-08-12 | Hoffman Electronics Corp | Distance digital display or the like |
-
0
- NL NL231353D patent/NL231353A/xx unknown
- BE BE571151D patent/BE571151A/xx unknown
-
1957
- 1957-09-13 DE DEST12952A patent/DE1051328B/de active Pending
-
1958
- 1958-08-28 US US757767A patent/US3069627A/en not_active Expired - Lifetime
- 1958-08-29 CH CH6342258A patent/CH364528A/de unknown
- 1958-09-12 GB GB29259/58A patent/GB857955A/en not_active Expired
- 1958-09-12 FR FR1212849D patent/FR1212849A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL231353A (US06653308-20031125-C00064.png) | |
| DE1051328B (de) | 1959-02-26 |
| FR1212849A (fr) | 1960-03-25 |
| GB857955A (en) | 1961-01-04 |
| CH364528A (de) | 1962-09-30 |
| US3069627A (en) | 1962-12-18 |
