FR2525375B1 - Systeme de verification et d'optimalisation d'enregistrement - Google Patents

Systeme de verification et d'optimalisation d'enregistrement

Info

Publication number
FR2525375B1
FR2525375B1 FR8306040A FR8306040A FR2525375B1 FR 2525375 B1 FR2525375 B1 FR 2525375B1 FR 8306040 A FR8306040 A FR 8306040A FR 8306040 A FR8306040 A FR 8306040A FR 2525375 B1 FR2525375 B1 FR 2525375B1
Authority
FR
France
Prior art keywords
optimization system
registration verification
verification
registration
optimization
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
FR8306040A
Other languages
English (en)
Other versions
FR2525375A1 (fr
Inventor
Charles H Coleman Jr
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Publication of FR2525375A1 publication Critical patent/FR2525375A1/fr
Application granted granted Critical
Publication of FR2525375B1 publication Critical patent/FR2525375B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • 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
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00847—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
    • G11B5/0086—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks using cyclically driven heads providing segmented tracks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising
FR8306040A 1982-04-16 1983-04-13 Systeme de verification et d'optimalisation d'enregistrement Expired - Lifetime FR2525375B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36880082A 1982-04-16 1982-04-16

Publications (2)

Publication Number Publication Date
FR2525375A1 FR2525375A1 (fr) 1983-10-21
FR2525375B1 true FR2525375B1 (fr) 1992-02-14

Family

ID=23452792

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8306040A Expired - Lifetime FR2525375B1 (fr) 1982-04-16 1983-04-13 Systeme de verification et d'optimalisation d'enregistrement

Country Status (6)

Country Link
JP (1) JPS58182178A (fr)
CH (1) CH656705A5 (fr)
DE (1) DE3313780A1 (fr)
FR (1) FR2525375B1 (fr)
GB (1) GB2119557B (fr)
NL (1) NL8300550A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3529963A1 (de) * 1985-08-22 1987-03-05 Thomson Brandt Gmbh Recorder, insbesondere fuer ein digitalsignal
US4891719A (en) * 1988-10-03 1990-01-02 Datatape Incorporated Fast closure method for a data signal channel
JPH02166670A (ja) * 1988-12-20 1990-06-27 Tokico Ltd 磁気ディスク装置
DE19535089A1 (de) * 1995-09-21 1997-03-27 Thomson Brandt Gmbh Verfahren zur Aufzeichnung von digitalen Signalen auf einem Magnetband in Multilängsspuren sowie Magnetbandaufzeichnungsgerät zur Durchführung des Verfahrens

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3031525A (en) * 1960-01-18 1962-04-24 Ampex Signal display systems
US3225135A (en) * 1960-06-25 1965-12-21 Fuji Telecasting Co Ltd Method and apparatus for monitoring a television tape recording operation
US3369082A (en) * 1964-07-13 1968-02-13 Ampex Control track-monitor system
US3519761A (en) * 1968-03-07 1970-07-07 Ampex Record excitation optimization method and apparatus for rotary head magnetic tape recorders
DE2017692A1 (de) * 1968-06-08 1971-10-28 Fernseh Gmbh Anordnung zur Kontrolle der Aufzeichnung von elektrischen Signalen während der Aufzeichnung auf Magnetspeicher
US3660821A (en) * 1970-06-17 1972-05-02 Burroughs Corp Disc file agc circuit
JPS498327A (fr) * 1972-05-16 1974-01-24
JPS5935084B2 (ja) * 1976-11-08 1984-08-27 日立電子株式会社 記録電流最適化方式
DE2758307A1 (de) * 1977-12-27 1979-07-05 Bosch Gmbh Robert Verfahren und einrichtung zum optimieren der banderregung bei magnetbandgeraeten
GB2055239B (en) * 1979-08-03 1983-03-30 Rca Corp Verification of video recording
US4263625A (en) * 1979-10-19 1981-04-21 Rca Corporation Headwheel servo lock verification with stationary head
JPS56111174A (en) * 1980-02-05 1981-09-02 Mitsubishi Electric Corp Magnetic recording and reproducing device

Also Published As

Publication number Publication date
JPH0373957B2 (fr) 1991-11-25
GB2119557B (en) 1985-06-05
DE3313780C2 (fr) 1989-05-18
FR2525375A1 (fr) 1983-10-21
JPS58182178A (ja) 1983-10-25
CH656705A5 (fr) 1986-07-15
DE3313780A1 (de) 1983-10-27
GB2119557A (en) 1983-11-16
GB8310178D0 (en) 1983-05-18
NL8300550A (nl) 1983-11-16

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Legal Events

Date Code Title Description
ST Notification of lapse