GB2209237B - Head-carrier drum control system - Google Patents

Head-carrier drum control system

Info

Publication number
GB2209237B
GB2209237B GB8820305A GB8820305A GB2209237B GB 2209237 B GB2209237 B GB 2209237B GB 8820305 A GB8820305 A GB 8820305A GB 8820305 A GB8820305 A GB 8820305A GB 2209237 B GB2209237 B GB 2209237B
Authority
GB
United Kingdom
Prior art keywords
head
control system
carrier drum
drum control
carrier
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
GB8820305A
Other languages
English (en)
Other versions
GB8820305D0 (en
GB2209237A (en
Inventor
Masafumi Kodama
Akira Sano
Masanori Kojima
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Priority claimed from JP21329787A external-priority patent/JPS6455726A/ja
Priority claimed from JP21329587A external-priority patent/JPH0677295B2/ja
Priority claimed from JP21329487A external-priority patent/JPH0677294B2/ja
Priority claimed from JP21329687A external-priority patent/JPH0636245B2/ja
Priority claimed from JP21840387A external-priority patent/JPH0677296B2/ja
Priority claimed from JP21840487A external-priority patent/JPH0677297B2/ja
Priority claimed from JP62218402A external-priority patent/JP2529701B2/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB8820305D0 publication Critical patent/GB8820305D0/en
Publication of GB2209237A publication Critical patent/GB2209237A/en
Publication of GB2209237B publication Critical patent/GB2209237B/en
Application granted granted Critical
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
    • G11B5/48—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
    • G11B5/588—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 by controlling the position of the rotating heads
GB8820305A 1987-08-27 1988-08-26 Head-carrier drum control system Expired - Lifetime GB2209237B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP21329787A JPS6455726A (en) 1987-08-27 1987-08-27 Rotary drum controller
JP21329687A JPH0636245B2 (ja) 1987-08-27 1987-08-27 回転ドラム制御装置
JP21329487A JPH0677294B2 (ja) 1987-08-27 1987-08-27 回転ドラム制御装置
JP21329587A JPH0677295B2 (ja) 1987-08-27 1987-08-27 回転ドラム制御装置
JP21840387A JPH0677296B2 (ja) 1987-09-01 1987-09-01 回転ドラム制御装置
JP21840487A JPH0677297B2 (ja) 1987-09-01 1987-09-01 回転ドラム制御装置
JP62218402A JP2529701B2 (ja) 1987-09-01 1987-09-01 回転ドラム制御装置

Publications (3)

Publication Number Publication Date
GB8820305D0 GB8820305D0 (en) 1988-09-28
GB2209237A GB2209237A (en) 1989-05-04
GB2209237B true GB2209237B (en) 1991-06-26

Family

ID=27566573

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8820306A Expired - Lifetime GB2209238B (en) 1987-08-27 1988-08-26 Head-carrier drum control apparatus
GB8820305A Expired - Lifetime GB2209237B (en) 1987-08-27 1988-08-26 Head-carrier drum control system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8820306A Expired - Lifetime GB2209238B (en) 1987-08-27 1988-08-26 Head-carrier drum control apparatus

Country Status (2)

Country Link
DE (2) DE3829040A1 (enExample)
GB (2) GB2209238B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313347A (en) * 1990-01-12 1994-05-17 Mitsubishi Denki Kabushiki Kaisha Rotating magnetic head for a magnetic recording reproduction system
US5166848A (en) * 1990-10-03 1992-11-24 Ampex Systems Corporation Automatic scan tracking mechanism

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151569A (en) * 1976-03-19 1979-04-24 Ampex Corporation Positionable transducer mounting structure using a piezoelectric bender element
US4318142A (en) * 1978-03-23 1982-03-02 Ampex Corporation Automatically compensated movable head servo circuit and method
JPS5650329A (en) * 1979-09-29 1981-05-07 Toyo Shigyo Kk Plate making method
US4337492A (en) * 1980-04-08 1982-06-29 Minnesota Mining And Manufacturing Company Head positioning transducer for helical scan video reproducer
US4485414A (en) * 1980-07-07 1984-11-27 Ampex Corporation Servo system for positioning a movable transducing head assembly
US4451859A (en) * 1982-04-02 1984-05-29 Ampex Corporation Magnetic video head position control
JPS59229735A (ja) * 1983-06-10 1984-12-24 Canon Inc 自動トラツキング装置
KR890003199B1 (ko) * 1983-11-15 1989-08-26 마쯔시다덴기산교 가부시기가이샤 회전 헤드 작동장치
DE3722927A1 (de) * 1986-07-16 1988-01-21 Mitsubishi Electric Corp Kopftrommelanordnung

Also Published As

Publication number Publication date
DE3829040C2 (enExample) 1991-01-17
GB8820306D0 (en) 1988-09-28
GB2209238A (en) 1989-05-04
DE3829040A1 (de) 1989-03-16
GB8820305D0 (en) 1988-09-28
DE3829050C2 (enExample) 1993-01-14
GB2209238B (en) 1991-07-10
DE3829050A1 (de) 1989-03-16
GB2209237A (en) 1989-05-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040826