FR2338604A1 - Circuit a verrouillage de phase - Google Patents

Circuit a verrouillage de phase

Info

Publication number
FR2338604A1
FR2338604A1 FR7700923A FR7700923A FR2338604A1 FR 2338604 A1 FR2338604 A1 FR 2338604A1 FR 7700923 A FR7700923 A FR 7700923A FR 7700923 A FR7700923 A FR 7700923A FR 2338604 A1 FR2338604 A1 FR 2338604A1
Authority
FR
France
Prior art keywords
locking circuit
phase locking
phase
circuit
locking
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
FR7700923A
Other languages
English (en)
Other versions
FR2338604B1 (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.)
Control Data Corp
Original Assignee
Control Data 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 Control Data Corp filed Critical Control Data Corp
Publication of FR2338604A1 publication Critical patent/FR2338604A1/fr
Application granted granted Critical
Publication of FR2338604B1 publication Critical patent/FR2338604B1/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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/199—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division with reset of the frequency divider or the counter, e.g. for assuring initial synchronisation
FR7700923A 1976-01-16 1977-01-13 Circuit a verrouillage de phase Granted FR2338604A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/649,953 US4005479A (en) 1976-01-16 1976-01-16 Phase locked circuits

Publications (2)

Publication Number Publication Date
FR2338604A1 true FR2338604A1 (fr) 1977-08-12
FR2338604B1 FR2338604B1 (fr) 1982-04-23

Family

ID=24606911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700923A Granted FR2338604A1 (fr) 1976-01-16 1977-01-13 Circuit a verrouillage de phase

Country Status (8)

Country Link
US (1) US4005479A (fr)
JP (2) JPS5289053A (fr)
AU (1) AU506070B2 (fr)
CA (1) CA1064159A (fr)
DE (1) DE2658238A1 (fr)
FR (1) FR2338604A1 (fr)
GB (1) GB1527841A (fr)
NL (1) NL183483C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2387551A1 (fr) * 1977-04-15 1978-11-10 Siemens Ag Circuit de reglage de phases
FR2407505A1 (fr) * 1977-10-26 1979-05-25 Siemens Ag Montage pour reduire le temps de synchronisation en phase d'un circuit de regulation de phase sur la position de phase de signaux d'entree

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101943A (en) * 1976-12-03 1978-07-18 Xerox Corporation Controlled-width-synchronization of recorded pixels
US4202019A (en) * 1978-02-24 1980-05-06 Sperry Rand Corporation Timing circuit and method for a track following servo in a data storage system
US4222079A (en) * 1978-10-11 1980-09-09 Mitsubishi Denki Kabushiki Kaisha PCM Recording and reproducing system
FR2448257A1 (fr) * 1979-02-05 1980-08-29 Trt Telecom Radio Electr Dispositif de resynchronisation rapide d'une horloge
JPS55112045A (en) * 1979-02-22 1980-08-29 Sony Corp Pll circuit
JPS56105524A (en) * 1980-01-28 1981-08-22 Canon Inc Phase synchronizing device
JPS57140034A (en) * 1981-02-24 1982-08-30 Nec Corp Phase synchronizing oscillator
JPS61101173A (ja) * 1984-10-24 1986-05-20 Matsushita Electric Ind Co Ltd 固体撮像装置
JPS61129983A (ja) * 1984-11-29 1986-06-17 Matsushita Electric Ind Co Ltd 固体撮像装置
JPS61222320A (ja) * 1985-03-27 1986-10-02 Nec Corp 磁気記録再生装置の位相同期回路
US4635280A (en) * 1985-05-28 1987-01-06 Harris Corporation Bit synchronizer for decoding data
US4808884A (en) * 1985-12-02 1989-02-28 Western Digital Corporation High order digital phase-locked loop system
US4812783A (en) * 1986-08-26 1989-03-14 Matsushita Electric Industrial Co., Ltd. Phase locked loop circuit with quickly recoverable stability
US4817199A (en) * 1987-07-17 1989-03-28 Rockwell International Corporation Phase locked loop having reduced response time
US4875108A (en) * 1988-08-02 1989-10-17 Magnetic Peripherals Inc. Phase lock loop
US4944056A (en) * 1988-09-28 1990-07-31 The Research Foundation Of State University Of Ny Method and apparatus for transporting a disabled person
JPH0262836U (fr) * 1988-10-28 1990-05-10
JPH0432700U (fr) * 1990-07-11 1992-03-17
US6693736B1 (en) 1992-09-10 2004-02-17 Fujitsu Limited Optical circuit system and components of same
WO1994006052A1 (fr) 1992-09-10 1994-03-17 Fujitsu Limited Systeme de circuit optique et ses constituants
US5339278A (en) * 1993-04-12 1994-08-16 Motorola, Inc. Method and apparatus for standby recovery in a phase locked loop

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701953A (en) * 1970-11-16 1972-10-31 Telecommunications Technology Digital phase lock loop circuit employing oscillator triggered at zero voltage crossing of input signal
US3828271A (en) * 1973-07-27 1974-08-06 Burroughs Corp Clock and sector mark generator for rotating storage units
US3921095A (en) * 1974-11-14 1975-11-18 Hewlett Packard Co Startable phase-locked loop oscillator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778793A (en) * 1972-09-11 1973-12-11 Hitachi Ltd Clocking system for magnetic memory
JPS5632682B2 (fr) * 1974-02-02 1981-07-29
US3900890A (en) * 1974-05-06 1975-08-19 Sperry Rand Corp Speed tolerant recording and recovery system
JPS5535900B2 (fr) * 1974-06-20 1980-09-17
JPS5637738B2 (fr) * 1974-09-04 1981-09-02
US3898690A (en) * 1974-09-06 1975-08-05 Pertec Corp Phase-locked loop for an electronic sectoring scheme for rotating magnetic memory

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701953A (en) * 1970-11-16 1972-10-31 Telecommunications Technology Digital phase lock loop circuit employing oscillator triggered at zero voltage crossing of input signal
US3828271A (en) * 1973-07-27 1974-08-06 Burroughs Corp Clock and sector mark generator for rotating storage units
US3921095A (en) * 1974-11-14 1975-11-18 Hewlett Packard Co Startable phase-locked loop oscillator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV700/74 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2387551A1 (fr) * 1977-04-15 1978-11-10 Siemens Ag Circuit de reglage de phases
FR2407505A1 (fr) * 1977-10-26 1979-05-25 Siemens Ag Montage pour reduire le temps de synchronisation en phase d'un circuit de regulation de phase sur la position de phase de signaux d'entree

Also Published As

Publication number Publication date
AU2127277A (en) 1978-07-20
US4005479A (en) 1977-01-25
GB1527841A (en) 1978-10-11
AU506070B2 (en) 1979-12-13
JPS5289053A (en) 1977-07-26
FR2338604B1 (fr) 1982-04-23
NL183483C (nl) 1988-11-01
JPS6338584Y2 (fr) 1988-10-12
DE2658238C2 (fr) 1987-02-26
DE2658238A1 (de) 1977-07-21
CA1064159A (fr) 1979-10-09
NL7700354A (nl) 1977-07-19
JPS6115840U (ja) 1986-01-29

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Legal Events

Date Code Title Description
ST Notification of lapse