TW377433B - Message recording media, register and recording method - Google Patents

Message recording media, register and recording method

Info

Publication number
TW377433B
TW377433B TW083101080A TW83101080A TW377433B TW 377433 B TW377433 B TW 377433B TW 083101080 A TW083101080 A TW 083101080A TW 83101080 A TW83101080 A TW 83101080A TW 377433 B TW377433 B TW 377433B
Authority
TW
Taiwan
Prior art keywords
group
channels
channel
integration
register
Prior art date
Application number
TW083101080A
Other languages
English (en)
Inventor
Francois Maurice
Joseph Colineau
Charaf Hanna
Michel Sonrier
Original Assignee
Thomson Csf
Thomson Multimedia Sa
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 Thomson Csf, Thomson Multimedia Sa filed Critical Thomson Csf
Application granted granted Critical
Publication of TW377433B publication Critical patent/TW377433B/zh

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/20—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for splicing to provide permanent or temporary connections
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4969—Details for track selection or addressing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/103—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on tapes
    • 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
    • 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
    • G11B5/00817—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on longitudinal tracks only, e.g. for serpentine format recording
    • G11B5/00821—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on longitudinal tracks only, e.g. for serpentine format recording using stationary heads
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G11B11/10541—Heads for reproducing
    • G11B11/10543—Heads for reproducing using optical beam of radiation
    • G11B11/10547—Heads for reproducing using optical beam of radiation interacting with the magnetisation of an intermediate transfer element, e.g. magnetic film, included in the head

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
TW083101080A 1992-12-22 1994-02-08 Message recording media, register and recording method TW377433B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9215473A FR2699723B1 (fr) 1992-12-22 1992-12-22 Support d'enregistrement d'informations, enregistreur, lecteur et procédé d'enregistrement.

Publications (1)

Publication Number Publication Date
TW377433B true TW377433B (en) 1999-12-21

Family

ID=9436910

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083101080A TW377433B (en) 1992-12-22 1994-02-08 Message recording media, register and recording method

Country Status (10)

Country Link
US (2) US5640285A (zh)
EP (1) EP0627113B1 (zh)
JP (1) JP3615544B2 (zh)
KR (1) KR100308465B1 (zh)
CN (1) CN1062675C (zh)
DE (1) DE69328717T2 (zh)
ES (1) ES2147228T3 (zh)
FR (1) FR2699723B1 (zh)
TW (1) TW377433B (zh)
WO (1) WO1994015334A1 (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2727589B1 (fr) * 1994-11-25 1997-01-03 Thomson Csf Dispositif et systeme de lecture
FR2728716B1 (fr) * 1994-12-23 1997-01-31 Thomson Csf Dispositif et systeme de lecture
EP0905694A1 (en) * 1997-09-29 1999-03-31 Deutsche Thomson-Brandt Gmbh Tracking device with a coil driven actuator and a sensor coil to determine a position of the actuator
EP0905695B1 (en) * 1997-09-29 2003-05-14 Deutsche Thomson-Brandt Gmbh Tracking device with a coil driven actuator and a sensor coil to determine a position of the actuator
FR2779863B1 (fr) * 1998-06-16 2000-08-25 Thomson Csf Systeme de suivi de piste pour l'enregistrement/lecture d'un support d'informations et support d'enregistrement
US6275349B1 (en) * 1998-12-02 2001-08-14 Storage Technology Corporation Integrated optical tracking system for magnetic media
US6236340B1 (en) * 1999-01-04 2001-05-22 Quantum Corporation Modulation encoders and decoders
ATE237177T1 (de) * 1999-07-09 2003-04-15 Thales Sa Spurfolgesystem zur aufzeichnung/wiedergabe eines informationsträgers und aufzeichnungsträger
FR2797514B3 (fr) * 1999-08-10 2001-10-12 Thomson Csf Dispositif de lecture magneto-optique pour bandes magnetiques multipistes
FR2797513B1 (fr) * 1999-08-10 2001-10-26 Thomson Csf Dispositif de lecture magneto-optique pour bandes magnetiques multipistes
US7307809B2 (en) * 2005-08-18 2007-12-11 Quantum Corporation Correlation servo for positioning recording head
US11133864B1 (en) * 2020-04-24 2021-09-28 Ciena Corporation Measurement of crosstalk

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158846A (en) * 1961-01-23 1964-11-24 Silverman Daniel Information retrieval systems
GB1478339A (en) * 1975-12-19 1977-06-29 British Broadcasting Corp Multiple track record replay
US4484238A (en) * 1982-06-15 1984-11-20 International Business Machines Corporation Dual track magnetic recording method
JPS5933618A (ja) * 1982-08-16 1984-02-23 Hitachi Ltd トラツク位置ずれ検知方式
JPS59100678A (ja) * 1982-11-30 1984-06-09 Olympus Optical Co Ltd トラツキング制御方式
EP0138210A3 (en) * 1983-10-14 1986-02-05 Hitachi, Ltd. Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor
JPS6166250A (ja) * 1984-09-07 1986-04-05 Sony Corp トラツキング制御回路
JPS61287056A (ja) * 1985-06-12 1986-12-17 Toshiba Corp 光情報記録再生装置
JPS61287059A (ja) * 1985-06-12 1986-12-17 Toshiba Corp 光デイスク
JPH0693304B2 (ja) * 1985-10-08 1994-11-16 ソニー株式会社 トラツキング制御装置
JP2633526B2 (ja) * 1986-01-16 1997-07-23 ソニー株式会社 記録再生装置
FR2665010B1 (fr) * 1990-07-20 1992-09-18 Thomson Csf Dispositif magnetique de lecture a reseau matriciel de tetes de lecture.
FR2683063B1 (fr) * 1991-10-29 1998-02-06 Thomson Csf Procede de lecture d'informations enregistrees et systeme de lecture.
FR2689293B1 (fr) * 1992-03-27 1994-05-13 Thomson Csf Dispositif de lecture d'un ensemble d'elements resistifs.
FR2699724B1 (fr) * 1992-12-22 1995-01-20 Thomson Csf Procédé de lecture d'un support d'enregistrement et système appliquant ce procédé.

Also Published As

Publication number Publication date
FR2699723B1 (fr) 1995-01-20
JPH07504292A (ja) 1995-05-11
KR950700590A (ko) 1995-01-16
US5640285A (en) 1997-06-17
DE69328717T2 (de) 2000-11-02
DE69328717D1 (de) 2000-06-29
EP0627113B1 (fr) 2000-05-24
ES2147228T3 (es) 2000-09-01
CN1062675C (zh) 2001-02-28
JP3615544B2 (ja) 2005-02-02
FR2699723A1 (fr) 1994-06-24
KR100308465B1 (ko) 2001-12-01
US5796710A (en) 1998-08-18
CN1090420A (zh) 1994-08-03
EP0627113A1 (fr) 1994-12-07
WO1994015334A1 (fr) 1994-07-07

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees