DE69221372D1 - Plattensynchronisationssteuerungsvorrichtung und Verfahren - Google Patents
Plattensynchronisationssteuerungsvorrichtung und VerfahrenInfo
- Publication number
- DE69221372D1 DE69221372D1 DE69221372T DE69221372T DE69221372D1 DE 69221372 D1 DE69221372 D1 DE 69221372D1 DE 69221372 T DE69221372 T DE 69221372T DE 69221372 T DE69221372 T DE 69221372T DE 69221372 D1 DE69221372 D1 DE 69221372D1
- Authority
- DE
- Germany
- Prior art keywords
- control device
- synchronization control
- disk synchronization
- disk
- synchronization
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/06—Control of operating function, e.g. switching from recording to reproducing by counting or timing of machine operations
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/28—Speed controlling, regulating, or indicating
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3106219A JPH04335255A (ja) | 1991-05-13 | 1991-05-13 | ディスク同期制御装置および同期制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69221372D1 true DE69221372D1 (de) | 1997-09-11 |
DE69221372T2 DE69221372T2 (de) | 1998-03-12 |
Family
ID=14428040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69221372T Expired - Fee Related DE69221372T2 (de) | 1991-05-13 | 1992-05-12 | Plattensynchronisationssteuerungsvorrichtung und Verfahren |
Country Status (5)
Country | Link |
---|---|
US (1) | US5303097A (de) |
EP (1) | EP0513741B1 (de) |
JP (1) | JPH04335255A (de) |
KR (1) | KR950003994B1 (de) |
DE (1) | DE69221372T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0814927B2 (ja) * | 1991-11-01 | 1996-02-14 | 富士通株式会社 | 回転同期制御方式 |
US5555140A (en) * | 1991-11-13 | 1996-09-10 | Nec Corporation | Synchronized spindle control in disk drives with at least two data per rotation of disk |
GB2270790A (en) * | 1992-09-18 | 1994-03-23 | Ibm | Disk drive synchronisation |
US5416648A (en) * | 1993-03-25 | 1995-05-16 | Quantum Corporation | Masterless synchronized spindle control for hard disk drives |
DE69414632T2 (de) * | 1993-04-23 | 1999-07-22 | Quantum Corp | Plattenantriebspindelphasenverriegelung an ein Referenzpignal |
US5438464A (en) * | 1993-04-23 | 1995-08-01 | Quantum Corporation | Synchronization of multiple disk drive spindles |
US5491593A (en) * | 1993-09-10 | 1996-02-13 | International Business Machines Corporation | Disk drive spindle synchronization apparatus and method |
US5841604A (en) * | 1993-12-15 | 1998-11-24 | Cirrus Logic, Inc. | Masterless spindle synchronization in a multiple disk drive storage system |
US5568606A (en) * | 1994-10-11 | 1996-10-22 | International Business Machines Corporation | Method and apparatus for maximizing effective disk capacity using adaptive skewing |
US7949825B2 (en) * | 2007-04-10 | 2011-05-24 | At&T Intellectual Property I, Lp | Disk array synchronization using power distribution |
US8095729B2 (en) | 2008-12-22 | 2012-01-10 | At&T Intellectual Property I, Lp | Disk drive array synchronization via short-range RF signaling |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3893178A (en) * | 1973-12-19 | 1975-07-01 | Information Storage Systems | Synchronization of multiple disc drives |
JPS59210567A (ja) * | 1983-05-13 | 1984-11-29 | Hitachi Ltd | 大容量デイスク装置のデイスク回転制御装置 |
JPS60223069A (ja) * | 1984-04-18 | 1985-11-07 | Matsushita Electric Ind Co Ltd | 回転駆動装置 |
JPS60236162A (ja) * | 1984-05-10 | 1985-11-22 | Nec Corp | 磁気デイスク装置 |
JPS63187462A (ja) * | 1987-01-29 | 1988-08-03 | Fujitsu Ltd | 磁気ディスク装置の回転同期制御方式 |
US4918544A (en) * | 1987-06-17 | 1990-04-17 | Nec Corporation | Multi-spindle synchronization control system for magnetic disk apparatus |
US4870643A (en) * | 1987-11-06 | 1989-09-26 | Micropolis Corporation | Parallel drive array storage system |
JPH0738267B2 (ja) * | 1987-12-28 | 1995-04-26 | 日本電気株式会社 | ディスク装置スピンドルモータ制御方式 |
US4907105A (en) * | 1988-03-11 | 1990-03-06 | Maxtor Corporation | Synchronized spindle control for disk drives |
JPH084393B2 (ja) * | 1989-06-01 | 1996-01-17 | 株式会社日立製作所 | 回転型記憶装置 |
JP2770986B2 (ja) * | 1989-06-23 | 1998-07-02 | 富士通株式会社 | 外部記憶装置のマスタパルス切替方式 |
-
1991
- 1991-05-13 JP JP3106219A patent/JPH04335255A/ja active Pending
-
1992
- 1992-03-16 KR KR1019920004252A patent/KR950003994B1/ko not_active IP Right Cessation
- 1992-05-04 US US07/878,331 patent/US5303097A/en not_active Expired - Fee Related
- 1992-05-12 EP EP92108005A patent/EP0513741B1/de not_active Expired - Lifetime
- 1992-05-12 DE DE69221372T patent/DE69221372T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR950003994B1 (ko) | 1995-04-21 |
KR920022252A (ko) | 1992-12-19 |
EP0513741A3 (en) | 1993-01-20 |
DE69221372T2 (de) | 1998-03-12 |
EP0513741A2 (de) | 1992-11-19 |
EP0513741B1 (de) | 1997-08-06 |
JPH04335255A (ja) | 1992-11-24 |
US5303097A (en) | 1994-04-12 |
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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 |