DK140965B - Modtagerkobling til genvinding af taktfrekvensen fra flerniveau-impulssignaler. - Google Patents
Modtagerkobling til genvinding af taktfrekvensen fra flerniveau-impulssignaler.Info
- Publication number
- DK140965B DK140965B DK521569AA DK521569A DK140965B DK 140965 B DK140965 B DK 140965B DK 521569A A DK521569A A DK 521569AA DK 521569 A DK521569 A DK 521569A DK 140965 B DK140965 B DK 140965B
- Authority
- DK
- Denmark
- Prior art keywords
- recovering
- clock frequency
- pulse signals
- level pulse
- receiver coupling
- 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
- H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6814125.A NL157472B (nl) | 1968-10-02 | 1968-10-02 | Ontvanger voor de ontvangst van in een voorgeschreven overdrachtsband gelegen informatiepulssignalen. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK140965B true DK140965B (da) | 1979-12-10 |
| DK140965C DK140965C (de) | 1980-05-27 |
Family
ID=19804827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK521569AA DK140965B (da) | 1968-10-02 | 1969-09-30 | Modtagerkobling til genvinding af taktfrekvensen fra flerniveau-impulssignaler. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3590386A (de) |
| JP (1) | JPS4941951B1 (de) |
| AT (1) | AT289897B (de) |
| BE (1) | BE739704A (de) |
| CH (1) | CH500640A (de) |
| DK (1) | DK140965B (de) |
| FR (1) | FR2019717A1 (de) |
| GB (1) | GB1230046A (de) |
| NL (1) | NL157472B (de) |
| SE (1) | SE351346B (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3697881A (en) * | 1969-07-10 | 1972-10-10 | Kokusai Denshin Denwa Co Ltd | Phase detection system for at least one digital phase-modulated wave |
| NL7001968A (de) * | 1970-02-12 | 1971-08-16 | ||
| JPS5034367B1 (de) * | 1971-04-30 | 1975-11-07 | ||
| GB1381338A (en) * | 1972-05-12 | 1975-01-22 | Post Office | Signal receivers |
| LU68026A1 (de) * | 1972-07-19 | 1974-01-21 | ||
| IT1026581B (it) * | 1974-11-27 | 1978-10-20 | Philips Spa | Ricevitore per sistema di trasmissione di segnali ad impulsi binari comprendente un circuito per la correzione automatica dei disturbi nellivello di corrente continua |
| JPS5513625B2 (de) * | 1975-02-05 | 1980-04-10 | ||
| US4078157A (en) * | 1976-10-18 | 1978-03-07 | Gte Automatic Electric Laboratories Incorporated | Method and apparatus for regenerating a modified duobinary signal |
| NL7901865A (nl) * | 1979-03-08 | 1980-09-10 | Philips Nv | Systeem voor multiniveau datatransmissie met behulp van een hoekgemoduleerde draaggolf van constante amplitude. |
| US4462105A (en) * | 1981-03-31 | 1984-07-24 | Siemens Corporation | Transceiver unit for a telecommunication system |
| FR2530900A1 (fr) * | 1982-07-23 | 1984-01-27 | Thomson Csf | Dispositif de recuperation de frequence d'horloge adapte aux radiocommunications a haute frequence en milieux perturbes |
| GB9117635D0 (en) * | 1991-08-15 | 1991-10-02 | British Telecomm | Phase shifter |
| US6127884A (en) * | 1999-05-24 | 2000-10-03 | Philips Electronics North America Corp. | Differentiate and multiply based timing recovery in a quadrature demodulator |
| FR2812142A1 (fr) * | 2000-07-21 | 2002-01-25 | Microcid Sa | Transpondeur passif et lecteur pour une identification sans contact de tels transpondeurs |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3459892A (en) * | 1965-09-14 | 1969-08-05 | Bendix Corp | Digital data transmission system wherein a binary level is represented by a change in the amplitude of the transmitted signal |
-
1968
- 1968-10-02 NL NL6814125.A patent/NL157472B/xx not_active IP Right Cessation
-
1969
- 1969-09-29 CH CH1467169A patent/CH500640A/de not_active IP Right Cessation
- 1969-09-29 SE SE13367/69A patent/SE351346B/xx unknown
- 1969-09-30 AT AT922469A patent/AT289897B/de not_active IP Right Cessation
- 1969-09-30 DK DK521569AA patent/DK140965B/da unknown
- 1969-10-01 GB GB1230046D patent/GB1230046A/en not_active Expired
- 1969-10-01 BE BE739704D patent/BE739704A/xx unknown
- 1969-10-02 US US863126A patent/US3590386A/en not_active Expired - Lifetime
- 1969-10-02 FR FR6933681A patent/FR2019717A1/fr not_active Withdrawn
- 1969-10-02 JP JP44078499A patent/JPS4941951B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL6814125A (de) | 1970-04-06 |
| JPS4941951B1 (de) | 1974-11-12 |
| FR2019717A1 (de) | 1970-07-03 |
| GB1230046A (de) | 1971-04-28 |
| DE1949643B2 (de) | 1977-03-03 |
| DK140965C (de) | 1980-05-27 |
| US3590386A (en) | 1971-06-29 |
| CH500640A (de) | 1970-12-15 |
| BE739704A (de) | 1970-04-01 |
| DE1949643A1 (de) | 1970-04-30 |
| NL157472B (nl) | 1978-07-17 |
| AT289897B (de) | 1971-05-10 |
| SE351346B (de) | 1972-11-20 |
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