FR2339994A1 - Systeme de separation de signaux de donnee et de signaux d'horloge - Google Patents

Systeme de separation de signaux de donnee et de signaux d'horloge

Info

Publication number
FR2339994A1
FR2339994A1 FR7702893A FR7702893A FR2339994A1 FR 2339994 A1 FR2339994 A1 FR 2339994A1 FR 7702893 A FR7702893 A FR 7702893A FR 7702893 A FR7702893 A FR 7702893A FR 2339994 A1 FR2339994 A1 FR 2339994A1
Authority
FR
France
Prior art keywords
separation system
clock signal
data signal
signal separation
signal
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.)
Granted
Application number
FR7702893A
Other languages
English (en)
Other versions
FR2339994B1 (fr
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of FR2339994A1 publication Critical patent/FR2339994A1/fr
Application granted granted Critical
Publication of FR2339994B1 publication Critical patent/FR2339994B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
FR7702893A 1976-02-02 1977-02-02 Systeme de separation de signaux de donnee et de signaux d'horloge Granted FR2339994A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/654,489 US4037257A (en) 1976-02-02 1976-02-02 Data clock separator with missing clock detect

Publications (2)

Publication Number Publication Date
FR2339994A1 true FR2339994A1 (fr) 1977-08-26
FR2339994B1 FR2339994B1 (fr) 1982-12-03

Family

ID=24625075

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702893A Granted FR2339994A1 (fr) 1976-02-02 1977-02-02 Systeme de separation de signaux de donnee et de signaux d'horloge

Country Status (7)

Country Link
US (1) US4037257A (fr)
JP (1) JPS52116222A (fr)
CA (1) CA1086834A (fr)
DE (1) DE2704374A1 (fr)
FR (1) FR2339994A1 (fr)
GB (1) GB1562960A (fr)
NL (1) NL7701093A (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6042544B2 (ja) * 1977-03-25 1985-09-24 株式会社日立製作所 磁気記憶信号の補正再生方法および装置
US4148080A (en) * 1977-06-16 1979-04-03 Burroughs Corporation Di-bit recording technique and associated system
US4155105A (en) * 1977-08-29 1979-05-15 Data General Corporation Write clock signal generator for use with rotating magnetic memory systems
US4189757A (en) * 1978-06-05 1980-02-19 Kunstadt George H System for decoding data on a magnetic medium
US4222079A (en) * 1978-10-11 1980-09-09 Mitsubishi Denki Kabushiki Kaisha PCM Recording and reproducing system
US4356518A (en) * 1980-02-01 1982-10-26 Ampex Corporation High frequency digital PCM decoding apparatus
US4477842A (en) * 1981-04-20 1984-10-16 Victor Company Of Japan, Ltd. Data reproducing circuit
US4392226A (en) * 1981-09-28 1983-07-05 Ncr Corporation Multiple source clock encoded communications error detection circuit
JPS5930217A (ja) * 1982-08-06 1984-02-17 インタ−ナシヨナル　ビジネス　マシ−ンズ　コ−ポレ−シヨン 誤り検出機能を有する復調器
US4532559A (en) * 1983-02-14 1985-07-30 Prime Computer, Inc. Apparatus for decoding phase encoded data
US4651277A (en) * 1983-09-16 1987-03-17 Sanyo Electric Co., Ltd. Control system for a magnetic disk drive unit
DE3642636A1 (de) * 1986-12-13 1988-06-23 Bosch Gmbh Robert Verfahren zur erfassung und substitution von synchronworten in pcm-daten und schaltungsanordnung hierfuer
WO1989012894A1 (fr) * 1988-06-14 1989-12-28 Eastman Kodak Company Circuit decodeur a trois parties
WO1991003813A1 (fr) * 1989-08-31 1991-03-21 Eastman Kodak Company Circuit decodeur ameliore
US5115356A (en) * 1989-08-31 1992-05-19 Eastman Kodak Company Decoder circuit with missing clock generator
US5386405A (en) * 1992-02-27 1995-01-31 Fujitsu Limited Disk apparatus having a read error retry function
US5343301A (en) * 1992-11-05 1994-08-30 Ampex Systems Corporation Input clock presence detector for a digital video input
US20050214827A1 (en) * 1996-07-08 2005-09-29 Burstein Technologies, Inc. Assay device and method
US6331275B1 (en) 1996-07-08 2001-12-18 Burstein Technologies, Inc. Spatially addressable, cleavable reflective signal elements, assay device and method
US6342349B1 (en) 1996-07-08 2002-01-29 Burstein Technologies, Inc. Optical disk-based assay devices and methods
CA2260361A1 (fr) 1996-07-08 1998-01-15 Burstein Laboratories, Inc Procede et dispositif a element de signal clivable
JP2002521666A (ja) * 1998-07-21 2002-07-16 バースタイン テクノロジーズ，インコーポレイティド 光ディスクをベースとするアッセイ装置および方法
US8645117B2 (en) * 2010-05-27 2014-02-04 Freescale Semiconductor, Inc. Clock simulation device and methods thereof
US11567549B2 (en) * 2019-05-31 2023-01-31 Texas Instruments Incorporated Reset circuit for battery management system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1512166A1 (de) * 1966-04-28 1969-08-14 Compteurs Comp D Anordnung zur Regenerierung von Taktimpulsen fuer die Verarbeitung binaerer Informationen
FR1582705A (fr) * 1967-09-18 1969-10-03
FR2033435A5 (fr) * 1969-02-24 1970-12-04 Philips Mat Elect
US3827078A (en) * 1972-11-01 1974-07-30 Burroughs Corp Digital data retrieval system with dynamic window skew
US3887942A (en) * 1972-04-13 1975-06-03 Century Data Systems Inc A Div Tape speed compensation system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794737A (fr) * 1972-02-18 1973-05-16 Ibm Systemes d'enregistrement de signaux digitaux
US3852811A (en) * 1974-04-10 1974-12-03 Singer Co Digital data encoding and reconstruction circuit
US3944940A (en) * 1974-09-06 1976-03-16 Pertec Corporation Versatile phase-locked loop for read data recovery

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1512166A1 (de) * 1966-04-28 1969-08-14 Compteurs Comp D Anordnung zur Regenerierung von Taktimpulsen fuer die Verarbeitung binaerer Informationen
FR1582705A (fr) * 1967-09-18 1969-10-03
FR2033435A5 (fr) * 1969-02-24 1970-12-04 Philips Mat Elect
US3887942A (en) * 1972-04-13 1975-06-03 Century Data Systems Inc A Div Tape speed compensation system
US3827078A (en) * 1972-11-01 1974-07-30 Burroughs Corp Digital data retrieval system with dynamic window skew

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/76 *

Also Published As

Publication number Publication date
CA1086834A (fr) 1980-09-30
NL7701093A (nl) 1977-08-04
US4037257A (en) 1977-07-19
JPS52116222A (en) 1977-09-29
DE2704374A1 (de) 1977-08-04
FR2339994B1 (fr) 1982-12-03
GB1562960A (en) 1980-03-19

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Legal Events

Date Code Title Description
ST Notification of lapse