GR3006547T3 - - Google Patents
Info
- Publication number
- GR3006547T3 GR3006547T3 GR920402921T GR920402921T GR3006547T3 GR 3006547 T3 GR3006547 T3 GR 3006547T3 GR 920402921 T GR920402921 T GR 920402921T GR 920402921 T GR920402921 T GR 920402921T GR 3006547 T3 GR3006547 T3 GR 3006547T3
- Authority
- GR
- Greece
- Prior art keywords
- head
- tracking control
- control signal
- useful signal
- track
- Prior art date
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
-
- 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
- G11B5/00839—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 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
- G11B5/48—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873714986 DE3714986A1 (de) | 1987-05-06 | 1987-05-06 | Recorder mit spurfuehrung |
Publications (1)
Publication Number | Publication Date |
---|---|
GR3006547T3 true GR3006547T3 (el) | 1993-06-30 |
Family
ID=6326889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR920402921T GR3006547T3 (el) | 1987-05-06 | 1992-12-15 |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0289984B1 (el) |
JP (1) | JPS63285722A (el) |
KR (1) | KR0123534B1 (el) |
AT (1) | ATE80749T1 (el) |
DE (2) | DE3714986A1 (el) |
ES (1) | ES2035145T3 (el) |
GR (1) | GR3006547T3 (el) |
HK (1) | HK39896A (el) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4027194C2 (de) * | 1990-08-28 | 1995-03-09 | Tandberg Data | Verfahren und Anordnung zum Positionieren eines Magnetkopfes eines Magnetschichtspeichers |
JPH08329566A (ja) * | 1995-05-31 | 1996-12-13 | Philips Japan Ltd | トラッキング制御システム |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4318141A (en) * | 1979-12-07 | 1982-03-02 | International Business Machines Corp. | Buried servo recording systems and methods |
JPS56101622A (en) * | 1980-01-18 | 1981-08-14 | Olympus Optical Co Ltd | Autotracking system |
JPS5835769A (ja) * | 1981-08-24 | 1983-03-02 | Hitachi Ltd | 磁気デイスク装置 |
US4581663A (en) * | 1982-11-02 | 1986-04-08 | Nec Corporation | Buried servo recording system having dual transducers |
JPS5983806A (ja) * | 1982-11-04 | 1984-05-15 | Mitsubishi Heavy Ind Ltd | アクチユエ−タ装置 |
EP0152242B1 (en) * | 1984-02-03 | 1989-12-06 | Matsushita Electric Industrial Co., Ltd. | Video tape recorder |
IT1180134B (it) * | 1984-11-15 | 1987-09-23 | Olivetti & Co Spa | Dispositivo di registrazione e riproduzione di dati su un supporto magnetico |
DE3517380A1 (de) * | 1985-05-14 | 1986-11-20 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Verfahren zur spurfindung |
-
1987
- 1987-05-06 DE DE19873714986 patent/DE3714986A1/de not_active Withdrawn
-
1988
- 1988-04-20 JP JP63095820A patent/JPS63285722A/ja active Pending
- 1988-05-03 DE DE8888107048T patent/DE3874597D1/de not_active Expired - Fee Related
- 1988-05-03 ES ES198888107048T patent/ES2035145T3/es not_active Expired - Lifetime
- 1988-05-03 EP EP88107048A patent/EP0289984B1/de not_active Expired - Lifetime
- 1988-05-03 AT AT88107048T patent/ATE80749T1/de not_active IP Right Cessation
- 1988-05-04 KR KR1019880005188A patent/KR0123534B1/ko not_active IP Right Cessation
-
1992
- 1992-12-15 GR GR920402921T patent/GR3006547T3/el unknown
-
1996
- 1996-03-07 HK HK39896A patent/HK39896A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0289984A3 (en) | 1989-11-23 |
DE3714986A1 (de) | 1988-11-17 |
KR880014512A (ko) | 1988-12-24 |
ES2035145T3 (es) | 1993-04-16 |
DE3874597D1 (de) | 1992-10-22 |
EP0289984A2 (de) | 1988-11-09 |
HK39896A (en) | 1996-03-15 |
EP0289984B1 (de) | 1992-09-16 |
JPS63285722A (ja) | 1988-11-22 |
ATE80749T1 (de) | 1992-10-15 |
KR0123534B1 (ko) | 1997-11-28 |
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