GB2119557B - Record verify and optimize system - Google Patents

Record verify and optimize system

Info

Publication number
GB2119557B
GB2119557B GB08310178A GB8310178A GB2119557B GB 2119557 B GB2119557 B GB 2119557B GB 08310178 A GB08310178 A GB 08310178A GB 8310178 A GB8310178 A GB 8310178A GB 2119557 B GB2119557 B GB 2119557B
Authority
GB
United Kingdom
Prior art keywords
optimize system
record verify
verify
record
optimize
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
Application number
GB08310178A
Other languages
English (en)
Other versions
GB2119557A (en
GB8310178D0 (en
Inventor
Charles H Coleman
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 GB8310178D0 publication Critical patent/GB8310178D0/en
Publication of GB2119557A publication Critical patent/GB2119557A/en
Application granted granted Critical
Publication of GB2119557B publication Critical patent/GB2119557B/en
Expired 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
GB08310178A 1982-04-16 1983-04-14 Record verify and optimize system Expired GB2119557B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8310178D0 GB8310178D0 (en) 1983-05-18
GB2119557A GB2119557A (en) 1983-11-16
GB2119557B true GB2119557B (en) 1985-06-05

Family

ID=23452792

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08310178A Expired GB2119557B (en) 1982-04-16 1983-04-14 Record verify and optimize system

Country Status (6)

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

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 (enrdf_load_stackoverflow) * 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
FR2525375A1 (fr) 1983-10-21
CH656705A5 (fr) 1986-07-15
DE3313780C2 (enrdf_load_stackoverflow) 1989-05-18
NL8300550A (nl) 1983-11-16
JPS58182178A (ja) 1983-10-25
FR2525375B1 (fr) 1992-02-14
GB2119557A (en) 1983-11-16
JPH0373957B2 (enrdf_load_stackoverflow) 1991-11-25
GB8310178D0 (en) 1983-05-18
DE3313780A1 (de) 1983-10-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950414