DE3574657D1 - Generatoranordnung fuer ein taktsignal. - Google Patents

Generatoranordnung fuer ein taktsignal.

Info

Publication number
DE3574657D1
DE3574657D1 DE8585200606T DE3574657T DE3574657D1 DE 3574657 D1 DE3574657 D1 DE 3574657D1 DE 8585200606 T DE8585200606 T DE 8585200606T DE 3574657 T DE3574657 T DE 3574657T DE 3574657 D1 DE3574657 D1 DE 3574657D1
Authority
DE
Germany
Prior art keywords
clock signal
generator arrangement
generator
arrangement
clock
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 - Lifetime
Application number
DE8585200606T
Other languages
English (en)
Inventor
Kornelis Jan Wouda
Wilhelmus Reijntjens
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3574657D1 publication Critical patent/DE3574657D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
DE8585200606T 1984-04-24 1985-04-18 Generatoranordnung fuer ein taktsignal. Expired - Lifetime DE3574657D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8401310A NL8401310A (nl) 1984-04-24 1984-04-24 Inrichting voor het opwekken van een kloksignaal.

Publications (1)

Publication Number Publication Date
DE3574657D1 true DE3574657D1 (de) 1990-01-11

Family

ID=19843849

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585200606T Expired - Lifetime DE3574657D1 (de) 1984-04-24 1985-04-18 Generatoranordnung fuer ein taktsignal.

Country Status (7)

Country Link
US (1) US4709378A (de)
EP (1) EP0162505B1 (de)
JP (1) JPS60235563A (de)
AU (1) AU4161385A (de)
CA (1) CA1258101A (de)
DE (1) DE3574657D1 (de)
NL (1) NL8401310A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2598868A1 (fr) * 1986-05-15 1987-11-20 Rault Jean Christophe Procede et dispositif de recuperation du rythme et de la phase d'un signal numerique, utilisant la derivee du signal, et systeme de reception de ce signal utilisant le dispositif
US4808937A (en) * 1986-07-15 1989-02-28 Hayes Microcomputer Products, Inc. Phase-locked loop for a modem
US4888790A (en) * 1987-10-14 1989-12-19 National Semiconductor Corp. Timing recovery system using bipolar-pattern center estimator
IT1228877B (it) * 1989-03-24 1991-07-05 Sits Soc It Telecom Siemens Procedimento e dispositivo di ricupero della temporizzazione per la ricezione di segnali numerici di banda base.
NL9100065A (nl) * 1991-01-16 1992-08-17 Philips Nv Werkwijze en inrichting voor het opwekken van een kloksignaal uit een biphase gemoduleerd digitaal signaal.
EP0528491B1 (de) * 1991-08-20 1996-01-10 Koninklijke Philips Electronics N.V. Telekommunikationssystem mit einer Leitung für digitalen Verkehr mit einer Anordnung zum Abzweigen des digitalen Duplexverkehrs, und Anordnung zur Anwendung in dem Telekommunikationssystem
US5479456A (en) * 1993-05-19 1995-12-26 U.S. Philips Corporation Automatic false synchronization correction mechanism for biphase-modulated signal reception
EP0625837A3 (de) * 1993-05-19 1995-05-24 Philips Electronics Nv Automatischer Mechanismus zur Korrektur falscher Synchronisierung für Empfang eines biphasen modulierten Signales.
GB2370205B (en) * 1997-05-23 2002-08-14 Nec Corp False-synchronization detection device for a bit-synchronous circuit of a pi/4-shift DQPSK demodulator
JP3037201B2 (ja) * 1997-05-23 2000-04-24 埼玉日本電気株式会社 誤同期検出装置
EP1524772B1 (de) * 2003-10-13 2008-03-19 STMicroelectronics S.r.l. Verfahren und System zur Phasenrückgewinnung und Dekodierung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3973212A (en) * 1975-08-28 1976-08-03 Rockwell International Corporation Phase detection in phase lock loop circuit
US4017803A (en) * 1976-01-29 1977-04-12 Sperry Rand Corporation Data recovery system resistant to frequency deviations
US4146743A (en) * 1976-08-09 1979-03-27 Hewlett-Packard Company Adaptive sampling decoder-encoder apparatus and method
US4176248A (en) * 1977-12-23 1979-11-27 Bell Telephone Laboratories, Incorporated System for identifying and correcting the polarity of a data signal
US4167760A (en) * 1978-03-28 1979-09-11 Ampex Corporation Bi-phase decoder apparatus and method
NL7903099A (nl) * 1979-04-20 1980-10-22 Philips Nv Inrichting voor kloksignaalopwekking.
NL7903100A (nl) * 1979-04-20 1980-10-22 Philips Nv Inrichting voor het controleren van de synchronisatie van een ontvanger.
GB2099262B (en) * 1981-04-29 1984-11-14 Philips Electronic Associated Arrangement for checking the synchronisation of a receiver
US4376309A (en) * 1981-05-29 1983-03-08 Bell Telephone Laboratories, Incorporated Method and apparatus for signal-eye tracking in digital transmission systems
US4385396A (en) * 1981-06-05 1983-05-24 Phillips Petroleum Company NRZ Digital data recovery
US4412339A (en) * 1981-09-24 1983-10-25 Advanced Micro Devices, Inc. Zero-crossing interpolator to reduce isochronous distortion in a digital FSK modem
SE439083B (sv) * 1981-11-30 1985-05-28 Ellemtel Utvecklings Ab Sett att bringa en oscillator i fas med en inkommande signal jemte anordning for genomforandet av settet
US4457005A (en) * 1981-12-07 1984-06-26 Motorola, Inc. Digital coherent PSK demodulator and detector

Also Published As

Publication number Publication date
AU4161385A (en) 1985-10-31
NL8401310A (nl) 1985-11-18
US4709378A (en) 1987-11-24
JPS60235563A (ja) 1985-11-22
JPH0548979B2 (de) 1993-07-23
EP0162505B1 (de) 1989-12-06
EP0162505A1 (de) 1985-11-27
CA1258101A (en) 1989-08-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee