CH447322A - Method and device for clock synchronization, in particular for telecontrol systems - Google Patents
Method and device for clock synchronization, in particular for telecontrol systemsInfo
- Publication number
- CH447322A CH447322A CH515666A CH515666A CH447322A CH 447322 A CH447322 A CH 447322A CH 515666 A CH515666 A CH 515666A CH 515666 A CH515666 A CH 515666A CH 447322 A CH447322 A CH 447322A
- Authority
- CH
- Switzerland
- Prior art keywords
- clock synchronization
- telecontrol systems
- telecontrol
- systems
- synchronization
- 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
- H04L7/0331—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 with a digital phase-locked loop [PLL] processing binary samples, e.g. add/subtract logic for correction of receiver clock
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
- H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
- H03L7/0992—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider
- H03L7/0993—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider and a circuit for adding and deleting pulses
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH515666A CH447322A (en) | 1966-04-07 | 1966-04-07 | Method and device for clock synchronization, in particular for telecontrol systems |
DE1966A0052479 DE1290952B (en) | 1966-04-07 | 1966-05-13 | Method and device for clock synchronization in telex transmission systems |
FR101540A FR1534729A (en) | 1966-04-07 | 1967-04-05 | Method and device for timing synchronization, in particular for teleaction installations |
GB1554867A GB1148245A (en) | 1966-04-07 | 1967-04-05 | Method and apparatus for timing pulse synchronisation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH515666A CH447322A (en) | 1966-04-07 | 1966-04-07 | Method and device for clock synchronization, in particular for telecontrol systems |
Publications (1)
Publication Number | Publication Date |
---|---|
CH447322A true CH447322A (en) | 1967-11-30 |
Family
ID=4288862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH515666A CH447322A (en) | 1966-04-07 | 1966-04-07 | Method and device for clock synchronization, in particular for telecontrol systems |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH447322A (en) |
DE (1) | DE1290952B (en) |
GB (1) | GB1148245A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3766484A (en) * | 1972-09-18 | 1973-10-16 | Bell Telephone Labor Inc | Detection of cycle slippage between two signals |
DE3036205A1 (en) * | 1980-09-25 | 1982-05-06 | Siemens AG, 1000 Berlin und 8000 München | Digital data transmission between exchange and terminal - using rising edge of each logic one pulse for synchronising terminal with exchange |
GB9125536D0 (en) * | 1991-11-30 | 1992-01-29 | Hydra Tools Int Plc | Mineral cutter tip and pick |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1066609B (en) * | 1959-10-08 | Dr. phil. habil. Oskar Vierling, Ebermannstadt | Circuit arrangement for synchronizing message receiving devices controlled according to the start-stop system in the event of temporarily disturbed start-up and blocking steps | |
DE880317C (en) * | 1940-04-25 | 1953-06-22 | Lorenz C Ag | Double-sided, instantaneously acting fine control arrangement to maintain the synchronous and in-phase running of locally synchronized axes |
DE899515C (en) * | 1940-06-25 | 1953-12-14 | Lorenz C Ag | Device for achieving the correct phase position between two synchronously running axes |
GB757612A (en) * | 1953-11-03 | 1956-09-19 | Standard Telephones Cables Ltd | Improvements in or relating to synchronising arrangements in electric telegraph systems |
DE1128460B (en) * | 1960-09-07 | 1962-04-26 | Siemens Ag | Method and circuit arrangement for maintaining the synchronization of the transmitting and receiving devices in synchronous telegraph systems |
DE1145667B (en) * | 1961-09-08 | 1963-03-21 | Siemens Ag | Method for recognizing and eliminating the unstable phase position in the receiving device of synchronously operated telegraph systems |
-
1966
- 1966-04-07 CH CH515666A patent/CH447322A/en unknown
- 1966-05-13 DE DE1966A0052479 patent/DE1290952B/en active Pending
-
1967
- 1967-04-05 GB GB1554867A patent/GB1148245A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1290952B (en) | 1969-03-20 |
GB1148245A (en) | 1969-04-10 |
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