NL163398C - Schakeling voor het opwekken van taktimpulsen ten behoeve van data-overdracht. - Google Patents
Schakeling voor het opwekken van taktimpulsen ten behoeve van data-overdracht.Info
- Publication number
- NL163398C NL163398C NL7103740.A NL7103740A NL163398C NL 163398 C NL163398 C NL 163398C NL 7103740 A NL7103740 A NL 7103740A NL 163398 C NL163398 C NL 163398C
- Authority
- NL
- Netherlands
- Prior art keywords
- impulses
- circuit
- data transfer
- generating branch
- branch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Manipulation Of Pulses (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2013880A DE2013880C3 (de) | 1970-03-23 | 1970-03-23 | Schaltungsanordnung zum Erzeugen von Taktimpulsen |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7103740A NL7103740A (nl) | 1971-09-27 |
NL163398B NL163398B (nl) | 1980-03-17 |
NL163398C true NL163398C (nl) | 1980-08-15 |
Family
ID=5766013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7103740.A NL163398C (nl) | 1970-03-23 | 1971-03-19 | Schakeling voor het opwekken van taktimpulsen ten behoeve van data-overdracht. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3671873A (nl) |
BE (1) | BE764683A (nl) |
DE (1) | DE2013880C3 (nl) |
FR (1) | FR2084966A5 (nl) |
GB (1) | GB1301598A (nl) |
LU (1) | LU62820A1 (nl) |
NL (1) | NL163398C (nl) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3742461A (en) * | 1972-02-22 | 1973-06-26 | Us Navy | Calibrate lock-on circuit and decommutator |
DE2312326C2 (de) * | 1973-03-13 | 1985-10-17 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Phasendiskriminator |
SE372393B (nl) * | 1973-11-22 | 1974-12-16 | Ericsson Telefon Ab L M | |
JPS561823B2 (nl) * | 1973-12-30 | 1981-01-16 | ||
US3952253A (en) * | 1974-11-21 | 1976-04-20 | The United States Of America As Represented By The United States Energy Research And Development Administration | Method and means for generating a synchronizing pulse from a repetitive wave of varying frequency |
US4024510A (en) * | 1975-08-28 | 1977-05-17 | International Business Machines Corporation | Function multiplexer |
DE2616398C2 (de) * | 1976-04-14 | 1978-06-01 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Regelung der Impulsfolgefrequenz eines Signals |
US4206414A (en) * | 1976-09-01 | 1980-06-03 | Racal Group Services Limited | Electrical synchronizing circuits |
FR2420253A1 (fr) * | 1978-03-17 | 1979-10-12 | Materiel Telephonique | Asservissement a boucle de phase numerique programmable |
JPS5720052A (en) | 1980-07-11 | 1982-02-02 | Toshiba Corp | Input data synchronizing circuit |
DE3202945C2 (de) * | 1982-01-29 | 1985-12-05 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und Anordnung zur Erzeugung von Fensterimpulsen (Daten- und gegebenenfalls Taktfensterimpulsen) für eine Separatorschaltung zur Trennung der Datenimpulse von Begleitimpulsen beim Lesen von Magnetband- oder Plattenspeichern, insbesondere von Floppy-Disk-Speichern |
FR2579042B1 (fr) * | 1985-03-18 | 1987-05-15 | Bull Micral | Procede d'extraction d'un signal d'horloge synchrone a partir d'un signal code en simple ou double intensite, et dispositif permettant la mise en oeuvre du procede |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4943809B1 (nl) * | 1968-10-25 | 1974-11-25 | ||
US3566280A (en) * | 1969-03-07 | 1971-02-23 | Martin Marietta Corp | Digital communications clock synchronizer for responding to pulses of predetermined width and further predictable pulses of sufficient energy level during particular interval |
-
1970
- 1970-03-23 DE DE2013880A patent/DE2013880C3/de not_active Expired
-
1971
- 1971-03-15 US US124124A patent/US3671873A/en not_active Expired - Lifetime
- 1971-03-19 NL NL7103740.A patent/NL163398C/nl not_active IP Right Cessation
- 1971-03-19 LU LU62820D patent/LU62820A1/xx unknown
- 1971-03-22 FR FR7109911A patent/FR2084966A5/fr not_active Expired
- 1971-03-23 BE BE764683A patent/BE764683A/xx unknown
- 1971-04-19 GB GB1301598D patent/GB1301598A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE764683A (fr) | 1971-09-23 |
DE2013880B2 (de) | 1973-08-02 |
GB1301598A (nl) | 1972-12-29 |
LU62820A1 (nl) | 1971-11-08 |
US3671873A (en) | 1972-06-20 |
NL163398B (nl) | 1980-03-17 |
DE2013880A1 (de) | 1971-09-30 |
NL7103740A (nl) | 1971-09-27 |
DE2013880C3 (de) | 1974-02-21 |
FR2084966A5 (nl) | 1971-12-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee |