DE3582985D1 - Vorrichtung zur spurnachlaufsteuerung. - Google Patents
Vorrichtung zur spurnachlaufsteuerung.Info
- Publication number
- DE3582985D1 DE3582985D1 DE8585305523T DE3582985T DE3582985D1 DE 3582985 D1 DE3582985 D1 DE 3582985D1 DE 8585305523 T DE8585305523 T DE 8585305523T DE 3582985 T DE3582985 T DE 3582985T DE 3582985 D1 DE3582985 D1 DE 3582985D1
- Authority
- DE
- Germany
- Prior art keywords
- track control
- track
- control
- 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
Links
Classifications
-
- 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
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
- G11B20/1251—Formatting, e.g. arrangement of data block or words on the record carriers on discs for continuous data, e.g. digitised analog information signals, pulse code modulated [PCM] data
-
- 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
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
- G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
-
- 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
- G11B21/106—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 disks
-
- 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
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
-
- 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
- G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
- G11B5/016—Recording on, or reproducing or erasing from, magnetic disks using magnetic foils
-
- 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
- G11B5/54—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 into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
-
- 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
- G11B5/596—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 disks
- G11B5/59605—Circuits
- G11B5/59611—Detection or processing of peak/envelop signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2508—Magnetic discs
- G11B2220/2512—Floppy disks
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59174362A JPH0828079B2 (ja) | 1984-08-22 | 1984-08-22 | ディスクのトラッキング制御装置 |
JP59246550A JPH0640375B2 (ja) | 1984-11-21 | 1984-11-21 | フロツピ−デイスクドライブ |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3582985D1 true DE3582985D1 (de) | 1991-07-04 |
Family
ID=26495996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585305523T Expired - Lifetime DE3582985D1 (de) | 1984-08-22 | 1985-08-02 | Vorrichtung zur spurnachlaufsteuerung. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4630144A (de) |
EP (1) | EP0174095B1 (de) |
AU (1) | AU577399B2 (de) |
BR (1) | BR8504017A (de) |
CA (1) | CA1234622A (de) |
DE (1) | DE3582985D1 (de) |
DK (1) | DK164678C (de) |
ES (1) | ES8700776A1 (de) |
MX (1) | MX158300A (de) |
NO (1) | NO167694C (de) |
NZ (1) | NZ213183A (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0685275B2 (ja) * | 1986-01-27 | 1994-10-26 | キヤノン株式会社 | 再生装置 |
JP2508467B2 (ja) * | 1986-10-17 | 1996-06-19 | ソニー株式会社 | ヘツド移動装置 |
US4835628A (en) * | 1987-05-11 | 1989-05-30 | Exabyte Corporation | Apparatus and method for formatting and recording digital data on magnetic tape |
EP0312644B1 (de) * | 1987-10-23 | 1993-01-27 | Sony Corporation | Kopfspurnachführungsanlage |
JPH01148100A (ja) * | 1987-12-01 | 1989-06-09 | Matsushita Electric Ind Co Ltd | 位置制御装置 |
JPH02149983A (ja) * | 1988-11-30 | 1990-06-08 | Nikon Corp | オートトラッキング装置 |
JPH02154361A (ja) * | 1988-12-05 | 1990-06-13 | Mitsubishi Electric Corp | 磁気ディスク装置 |
JPH0384767A (ja) * | 1989-08-24 | 1991-04-10 | Internatl Business Mach Corp <Ibm> | ディスク制御装置 |
JPH04102277A (ja) * | 1990-08-17 | 1992-04-03 | Canon Inc | ヘッド位置制御装置 |
JP2002237142A (ja) * | 2001-02-09 | 2002-08-23 | Matsushita Electric Ind Co Ltd | 磁気記憶媒体、そのトラックピッチ制御方法、その媒体のための磁気記録装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2461868C3 (de) * | 1974-12-30 | 1980-03-27 | Sycor, Inc., Ann Arbor, Mich. (V.St.A.) | Verfahren und Aufzeichnungsgerät zum Überschreiben von Aufzeichnungsblöcken |
JPS5441114A (en) * | 1977-09-08 | 1979-04-02 | Sony Corp | Automatic tracking system |
JPS5448210A (en) * | 1977-09-26 | 1979-04-16 | Sony Corp | Automatic tracking system |
JPS58166567A (ja) * | 1982-03-26 | 1983-10-01 | Matsushita Electric Ind Co Ltd | 情報トラックの検索装置 |
-
1985
- 1985-07-30 AU AU45590/85A patent/AU577399B2/en not_active Ceased
- 1985-07-30 CA CA000487771A patent/CA1234622A/en not_active Expired
- 1985-08-02 EP EP85305523A patent/EP0174095B1/de not_active Expired - Lifetime
- 1985-08-02 DE DE8585305523T patent/DE3582985D1/de not_active Expired - Lifetime
- 1985-08-16 MX MX206335A patent/MX158300A/es unknown
- 1985-08-16 US US06/766,400 patent/US4630144A/en not_active Expired - Fee Related
- 1985-08-21 NZ NZ213183A patent/NZ213183A/xx unknown
- 1985-08-21 DK DK379585A patent/DK164678C/da active
- 1985-08-21 ES ES546309A patent/ES8700776A1/es not_active Expired
- 1985-08-22 BR BR8504017A patent/BR8504017A/pt not_active IP Right Cessation
- 1985-08-22 NO NO853311A patent/NO167694C/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO853311L (no) | 1986-02-24 |
EP0174095B1 (de) | 1991-05-29 |
NO167694B (no) | 1991-08-19 |
EP0174095A2 (de) | 1986-03-12 |
ES546309A0 (es) | 1986-10-16 |
NO167694C (no) | 1991-11-27 |
AU4559085A (en) | 1986-02-27 |
BR8504017A (pt) | 1986-06-10 |
NZ213183A (en) | 1989-04-26 |
ES8700776A1 (es) | 1986-10-16 |
CA1234622A (en) | 1988-03-29 |
AU577399B2 (en) | 1988-09-22 |
EP0174095A3 (en) | 1987-11-19 |
DK379585A (da) | 1986-02-23 |
US4630144A (en) | 1986-12-16 |
MX158300A (es) | 1989-01-20 |
DK164678C (da) | 1992-12-14 |
DK164678B (da) | 1992-07-27 |
DK379585D0 (da) | 1985-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |