NL8401310A - Inrichting voor het opwekken van een kloksignaal. - Google Patents

Inrichting voor het opwekken van een kloksignaal. Download PDF

Info

Publication number
NL8401310A
NL8401310A NL8401310A NL8401310A NL8401310A NL 8401310 A NL8401310 A NL 8401310A NL 8401310 A NL8401310 A NL 8401310A NL 8401310 A NL8401310 A NL 8401310A NL 8401310 A NL8401310 A NL 8401310A
Authority
NL
Netherlands
Prior art keywords
signal
clock signal
sampling
polarity
symbol interval
Prior art date
Application number
NL8401310A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority to NL8401310A priority Critical patent/NL8401310A/nl
Priority to DE8585200606T priority patent/DE3574657D1/de
Priority to EP85200606A priority patent/EP0162505B1/de
Priority to CA000479567A priority patent/CA1258101A/en
Priority to US06/725,464 priority patent/US4709378A/en
Priority to AU41613/85A priority patent/AU4161385A/en
Priority to JP60085572A priority patent/JPS60235563A/ja
Publication of NL8401310A publication Critical patent/NL8401310A/nl

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)
NL8401310A 1984-04-24 1984-04-24 Inrichting voor het opwekken van een kloksignaal. NL8401310A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8401310A NL8401310A (nl) 1984-04-24 1984-04-24 Inrichting voor het opwekken van een kloksignaal.
DE8585200606T DE3574657D1 (de) 1984-04-24 1985-04-18 Generatoranordnung fuer ein taktsignal.
EP85200606A EP0162505B1 (de) 1984-04-24 1985-04-18 Generatoranordnung für ein Taktsignal
CA000479567A CA1258101A (en) 1984-04-24 1985-04-19 Arrangement for generating a clock signal
US06/725,464 US4709378A (en) 1984-04-24 1985-04-22 Arrangement for generating a clock signal
AU41613/85A AU4161385A (en) 1984-04-24 1985-04-23 Generating a clock signal
JP60085572A JPS60235563A (ja) 1984-04-24 1985-04-23 クロツク信号発生装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8401310A NL8401310A (nl) 1984-04-24 1984-04-24 Inrichting voor het opwekken van een kloksignaal.
NL8401310 1984-04-24

Publications (1)

Publication Number Publication Date
NL8401310A true NL8401310A (nl) 1985-11-18

Family

ID=19843849

Family Applications (1)

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

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.
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
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
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
NL7903100A (nl) * 1979-04-20 1980-10-22 Philips Nv Inrichting voor het controleren van de synchronisatie van een ontvanger.
NL7903099A (nl) * 1979-04-20 1980-10-22 Philips Nv Inrichting voor kloksignaalopwekking.
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
EP0162505A1 (de) 1985-11-27
EP0162505B1 (de) 1989-12-06
JPH0548979B2 (de) 1993-07-23
DE3574657D1 (de) 1990-01-11
AU4161385A (en) 1985-10-31
US4709378A (en) 1987-11-24
CA1258101A (en) 1989-08-01
JPS60235563A (ja) 1985-11-22

Similar Documents

Publication Publication Date Title
US4337457A (en) Method for the serial transmission of binary data and devices for its implementation
NL8401310A (nl) Inrichting voor het opwekken van een kloksignaal.
US4010323A (en) Digital timing recovery
US4267595A (en) AMI Decoder apparatus
US4688232A (en) Decoder for Manchester encoded data
AU683108B2 (en) Clock signal regeneration method and apparatus
US5465059A (en) Method and apparatus for timing acquisition of partial response class IV signaling
JPS61296843A (ja) コ−ド化デイジタル・デ−タ用信号対雑音比指数生成装置および方法
US4831338A (en) Synchronizing clock signal generator
NL7902340A (nl) Werkwijze voor het synchroniseren van de quadphase- ontvanger en kloksynchronisatie-inrichting voor het uitvoeren van de werkwijze.
Ozarow et al. Achievable rates for a constrained Gaussian channel
US8044744B2 (en) Time modulation with cosine function
US4153814A (en) Transition coding method for synchronous binary information and encoder and decoder employing the method
US6009134A (en) Timing restoration circuit for pulse amplitude modulation (PAM)-type communication system
US4503472A (en) Bipolar time modulated encoder/decoder system
JPH0314251B2 (de)
NL7902341A (nl) Werkwijze voor het demoduleren van de quadphase geco- deerd datasignaal en ontvanger voor het uitvoeren van de werkwijze.
US4319087A (en) Secret communication system
US3937881A (en) Method of and system for transcoding binary signals with reduced changeover rate
JP2957212B2 (ja) 帯域制限されている信号を符号化することにより同信号の使用帯域幅を低減する方法及び装置、及び符号化され帯域制限された信号を復号する方法及び装置
NL8000607A (nl) Fm-ontvanger met zenderkarakterisering.
US4322850A (en) Sampling system for decoding biphase-coded data messages
US3406255A (en) Data transmission techniques using orthogonal fm signal
KR100899180B1 (ko) 비트 검출장치 및 정보 재생장치
EP0625837A2 (de) Automatischer Mechanismus zur Korrektur falscher Synchronisierung für Empfang eines biphasen modulierten Signales

Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed