DE3881314D1 - Datenaufzeichnungs-plattendatei mit digitaler nachlaufregelung. - Google Patents

Datenaufzeichnungs-plattendatei mit digitaler nachlaufregelung.

Info

Publication number: DE3881314D1
Authority: DE; Germany
Prior art keywords: data recording; recording disk; disk file; digital tracking; tracking
Prior art date: 1987-09-16
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

Application number

DE8888307583T

Other languages

English (en)

Other versions

DE3881314T2 (de

Inventor

Shih-Ming Shih

Richard James Spanel

Kenneth Gregory Yamamoto

Man-Hon Mantle Yu

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.)

International Business Machines Corp

Original Assignee

International Business Machines 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.)

1987-09-16

Filing date

1988-08-16

Publication date

1993-07-01

1988-08-16 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

1993-07-01 Application granted granted Critical

1993-07-01 Publication of DE3881314D1 publication Critical patent/DE3881314D1/de

1993-12-02 Publication of DE3881314T2 publication Critical patent/DE3881314T2/de

2008-08-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- 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

DE88307583T 1987-09-16 1988-08-16 Datenaufzeichnungs-Plattendatei mit digitaler Nachlaufregelung. Expired - Fee Related DE3881314T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/097,779 US4835632A (en)	1987-09-16	1987-09-16	Disk file digital servo control system with multiple sampling rate

Publications (2)

Publication Number	Publication Date
DE3881314D1 true DE3881314D1 (de)	1993-07-01
DE3881314T2 DE3881314T2 (de)	1993-12-02

Family

ID=22265088

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE88307583T Expired - Fee Related DE3881314T2 (de)	1987-09-16	1988-08-16	Datenaufzeichnungs-Plattendatei mit digitaler Nachlaufregelung.

Country Status (4)

Country	Link
US (1)	US4835632A (de)
EP (1)	EP0308070B1 (de)
JP (1)	JPH087954B2 (de)
DE (1)	DE3881314T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4868469A (en) *	1988-05-16	1989-09-19	Advanced Micro Devices, Inc.	Multi-way polling, branching and waiting opcode
US4914644A (en) *	1988-09-26	1990-04-03	International Business Machines Corporation	Disk file digital servo control system with coil current modeling
KR920003426B1 (ko) *	1989-10-13	1992-04-30	삼성전자 주식회사	스핀들 모터의 과회전 방지장치
US5050144A (en) *	1989-12-11	1991-09-17	International Business Machines Corporation	Recording intensity modulated signals and polarization-modulated optical signals in the same area of a storage member
JP3024184B2 (ja) *	1990-08-14	2000-03-21	ソニー株式会社	サーボ信号記録方法
EP0507907B1 (de) *	1990-09-18	1999-01-13	Rodime PLC	Digitale servosteuerung für ein plattenlaufwerk
KR930003193B1 (ko) *	1991-01-25	1993-04-23	삼성전자주식회사	스핀들 모터 이상 회전 방지회로
US5262907A (en) *	1991-07-31	1993-11-16	Seagate Technology, Inc.	Hard disc drive with improved servo system
JPH06131833A (ja) *	1992-10-16	1994-05-13	Nec Ibaraki Ltd	磁気ディスク装置
US5576910A (en) *	1993-06-04	1996-11-19	Cirrus Logic, Inc.	Burst comparison and sequential technique for determining servo control in a mass storage disk device
US5477103A (en) *	1993-06-04	1995-12-19	Cirrus Logic, Inc.	Sequence, timing and synchronization technique for servo system controller of a computer disk mass storage device
US5384524A (en) *	1993-09-02	1995-01-24	Cirrus Logic, Inc.	Voice coil motor control circuit and method for servo system control in a computer mass storage device
JP3875294B2 (ja) *	1995-11-17	2007-01-31	富士通株式会社	ディスク装置
US6014283A (en) *	1997-05-15	2000-01-11	Western Digital Corporation	Non-quadrature servo burst pattern for micro-jogging a magnetoresistive head in a magnetic disk drive
JP3384728B2 (ja)	1997-11-12	2003-03-10	松下電器産業株式会社	磁気記録再生装置の製造方法及び磁気記録再生装置
US6219198B1 (en)	1998-07-14	2001-04-17	International Business Machines Corporation	State estimator alteration for odd sample times in a disk drive servo control system
US6690534B2 (en)	2000-06-14	2004-02-10	Seagate Technology Llc	Method and apparatus for handling multiple resonance frequencies in disc drives using active damping
US6831804B2 (en)	2000-06-20	2004-12-14	Seagate Technology Llc	Method and apparatus for handling resonance effects in disc drives using active damping
US7081729B2 (en) *	2004-03-23	2006-07-25	The Boeing Company	Variable-structure diagnostics approach achieving optimized low-frequency data sampling for EMA motoring subsystem
CN102608223B (zh) *	2012-03-06	2014-05-14	张维平	一种基于谱能比的数字信号分析方法
JP2013211084A (ja) *	2012-03-30	2013-10-10	Toshiba Corp	２段アクチュエータを備えた磁気ディスク装置及び同装置におけるヘッド位置推定方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1499268A (en) *	1976-06-30	1978-01-25	Ibm	Servo apparatus
US4133011A (en) *	1977-12-23	1979-01-02	International Business Machines Corporation	Sampled data positioning system employing a model of the physical system for time optimal control
US4412161A (en) *	1981-04-24	1983-10-25	Iomega Corporation	Digital control of servo circuit
JPS5957305A (ja) *	1982-09-27	1984-04-02	Fujitsu Ltd	サ−ボ回路制御方式
US4751441A (en) *	1985-05-31	1988-06-14	Cambrian Consultants, Inc.	Transducer position control system for disk storage equipment
FR2594586B1 (fr) *	1986-02-14	1988-04-29	Bull Sa	Procede pour deplacer un systeme mobile par rapport a un support d'informations et dispositif pour le mettre en oeuvre
US4679103A (en) *	1986-04-29	1987-07-07	International Business Machines Corporation	Digital servo control system for a data recording disk file
US4697127A (en) *	1986-06-09	1987-09-29	International Business Machines Corporation	Adaptive control technique for a dynamic system

1987
- 1987-09-16 US US07/097,779 patent/US4835632A/en not_active Expired - Fee Related
1988
- 1988-06-20 JP JP63150403A patent/JPH087954B2/ja not_active Expired - Lifetime
- 1988-08-16 DE DE88307583T patent/DE3881314T2/de not_active Expired - Fee Related
- 1988-08-16 EP EP88307583A patent/EP0308070B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0308070A3 (en)	1990-09-05
DE3881314T2 (de)	1993-12-02
EP0308070B1 (de)	1993-05-26
JPH087954B2 (ja)	1996-01-29
EP0308070A2 (de)	1989-03-22
US4835632A (en)	1989-05-30
JPS6473575A (en)	1989-03-17

Legal Events

Date	Code	Title	Description
1994-06-30	8364	No opposition during term of opposition
1997-08-14	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3881314D1 (de)	1993-07-01	Datenaufzeichnungs-plattendatei mit digitaler nachlaufregelung.
DE68920114D1 (de)	1995-02-02	Aufnahmeplattenspeicher.
DE3672828D1 (de)	1990-08-23	Datenaufzeichnungs-wiedergabegeraet.
DE68921236D1 (de)	1995-03-30	Magnetische Aufzeichnungsplatte mit eingebetteter Servo-Information.
DE69018683D1 (de)	1995-05-24	Plattenadaptor mit Plattenkassette.
DE3583599D1 (de)	1991-08-29	Informationsaufzeichnungsmedium.
DE3671122D1 (de)	1990-06-13	Informationsaufzeichnungsmedium.
DE3682412D1 (de)	1991-12-19	Digitales datenaufzeichnungs- und -wiedergabeverfahren.
DE68917638D1 (de)	1994-09-29	Magneto-optisches Datenaufzeichnungssystem.
DE3886440D1 (de)	1994-02-03	Aufzeichnungsmittel.
DE3853640D1 (de)	1995-06-01	Informationsaufzeichnungsmedium.
DE68918515D1 (de)	1994-11-03	Plattenkassette.
DE3855647D1 (de)	1996-12-12	Plattendatei zur Aufnahme von Daten mit digitaler Servosteuerung
DE3877106D1 (de)	1993-02-11	Signal-aufnahme/wiedergabegeraet mit kassette.
DE68920058D1 (de)	1995-02-02	Magnetisches Aufnahme-/Wiedergabegerät.
DE3884013D1 (de)	1993-10-21	Optischer Datenaufzeichnungsträger.
DE68913784D1 (de)	1994-04-21	Plattenkassette.
DE68915631D1 (de)	1994-07-07	Plattenkassette.
DE68924926D1 (de)	1996-01-11	Plattenkassette.
DE3883174D1 (de)	1993-09-16	Optisches informationsaufzeichnungsmedium.
NL191220B (nl)	1994-10-17	Informatie-opslagschijf.
DE3782570D1 (de)	1992-12-17	Magnetplatteneinheit mit einer metallschicht-platte als datenaufzeichnungsmedium.
DE3577491D1 (de)	1990-06-07	Optisches informationsaufzeichnungsmedium.
DE68921453D1 (de)	1995-04-06	Informationsaufzeichnungsträger.
DE3856472D1 (de)	2001-06-28	Datenaufzeichnungsträger