DE69305903D1 - Programmierbarer Impulsgenerator zum Anzeigen vom Sektoranfang für ein Plattenantriebsgerät mit eingebetteten Servobursts und trennbaren Datenfeldern - Google Patents

Programmierbarer Impulsgenerator zum Anzeigen vom Sektoranfang für ein Plattenantriebsgerät mit eingebetteten Servobursts und trennbaren Datenfeldern

Info

Publication number
DE69305903D1
DE69305903D1 DE69305903T DE69305903T DE69305903D1 DE 69305903 D1 DE69305903 D1 DE 69305903D1 DE 69305903 T DE69305903 T DE 69305903T DE 69305903 T DE69305903 T DE 69305903T DE 69305903 D1 DE69305903 D1 DE 69305903D1
Authority
DE
Germany
Prior art keywords
sector
indicate
disk drive
drive device
pulse generator
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
Application number
DE69305903T
Other languages
English (en)
Other versions
DE69305903T2 (de
Inventor
Charles E Hessing
Boyd N Shelton
Robert K Barnes
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69305903D1 publication Critical patent/DE69305903D1/de
Publication of DE69305903T2 publication Critical patent/DE69305903T2/de
Anticipated expiration legal-status Critical
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
    • 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
    • G11B20/1258—Formatting, e.g. arrangement of data block or words on the record carriers on discs where blocks are arranged within multiple radial zones, e.g. Zone Bit Recording or Constant Density Recording discs, MCAV discs, MCLV discs
    • 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
    • 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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1281—Servo information
    • G11B2020/1282—Servo information in embedded servo fields
DE69305903T 1992-04-16 1993-03-08 Programmierbarer Impulsgenerator zum Anzeigen vom Sektoranfang für ein Plattenantriebsgerät mit eingebetteten Servobursts und trennbaren Datenfeldern Expired - Fee Related DE69305903T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/869,602 US5276564A (en) 1992-04-16 1992-04-16 Programmable start-of-sector pulse generator for a disk drive using embedded servo bursts and split data fields

Publications (2)

Publication Number Publication Date
DE69305903D1 true DE69305903D1 (de) 1996-12-19
DE69305903T2 DE69305903T2 (de) 1997-06-05

Family

ID=25353890

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69305903T Expired - Fee Related DE69305903T2 (de) 1992-04-16 1993-03-08 Programmierbarer Impulsgenerator zum Anzeigen vom Sektoranfang für ein Plattenantriebsgerät mit eingebetteten Servobursts und trennbaren Datenfeldern

Country Status (4)

Country Link
US (1) US5276564A (de)
EP (1) EP0565856B1 (de)
JP (1) JP3480962B2 (de)
DE (1) DE69305903T2 (de)

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US5418659A (en) * 1993-12-23 1995-05-23 National Semiconductor Corporation Reliable time-domain demarcation of split formats in embedded-servo, zoned-data recording disk drives
US5666238A (en) * 1993-12-28 1997-09-09 Kabushiki Kaisha Toshiba Data sector control apparatus and method for disk storage system
WO1995024035A1 (en) * 1994-03-03 1995-09-08 Cirrus Logic, Inc. A table driven method and apparatus for automatic split field processing
JPH07272275A (ja) * 1994-03-29 1995-10-20 Sony Corp 光ディスク装置
KR970010638B1 (ko) * 1994-05-11 1997-06-28 삼성전자 주식회사 서보 어드레스 마크 검출 보상 회로
US6295176B1 (en) * 1994-06-13 2001-09-25 Prafulla B. Reddy Apparatus and process for identifying sectors in a headerless sector data track
US5715106A (en) * 1994-10-17 1998-02-03 Adaptec, Inc. Disk system with headerless track format, embedded servo fields and constant density recording
US5548452A (en) * 1994-12-15 1996-08-20 International Business Machines Corporation Quad burst servo demodulator with adjustable slew rate for hard disk drives
US5589998A (en) * 1994-12-22 1996-12-31 International Business Machines Corporation Cylinder address storage in multiple servo sectors of a track
US5627695A (en) * 1995-01-12 1997-05-06 Qlogic Corporation System and method for generating unique sector identifiers for an identificationless disk format
US5812755A (en) * 1995-09-01 1998-09-22 Adaptec, Incorporated Logical and physical zones for management of defects in a headerless disk drive architecture
US5812335A (en) 1995-09-01 1998-09-22 Adaptec, Inc. Programmable data transfer without sector pulses in a headerless disk drive architecture
KR0162606B1 (ko) * 1995-12-15 1999-01-15 김광호 하드디스크 드라이브에 있어서 섹터펄스 발생회로 및 방법
KR100194027B1 (ko) * 1996-02-22 1999-06-15 윤종용 섹터 펄스 생성방법과 회로
KR100214333B1 (ko) * 1996-09-25 1999-08-02 윤종용 디스크 구동 기록장치의 위글 노이즈 제거방법
US5828508A (en) * 1996-10-17 1998-10-27 Maxtor Corporation Technique for reducing overhead in a data storage system
US6122121A (en) * 1996-12-20 2000-09-19 Seagate Technology, Inc. Data sector/servo split generator for a disk drive
KR100233401B1 (ko) * 1996-12-31 1999-12-01 윤종용 박막헤드를 구비하는 디스크 구동 기록장치의 위글 노이즈 제거방법
US5940862A (en) * 1997-03-24 1999-08-17 Adaptec, Inc. Data sector mark generation for a headerless disk drive architecture
US6000018A (en) * 1997-06-17 1999-12-07 Adaptec, Inc. System for aligning control words for identifying boundaries of headerless data sectors using automatic incrementing and discarding of data frame numbers
US6732303B1 (en) * 1998-10-22 2004-05-04 Matsushita Electric Industrial Co., Ltd. Information recording medium, and method and apparatus for managing defect thereof
US7457896B1 (en) * 1999-08-25 2008-11-25 Seagate Technology Llc Automated register data transfer to reduce processing burden on a processing device
US6900955B2 (en) * 2001-05-22 2005-05-31 Seagate Technology Llc Method and apparatus providing variable spin pad lengths
CN1503972A (zh) * 2002-02-20 2004-06-09 ������������ʽ���� 数据访问控制装置、数据访问控制方法、控制器和计算机程序
US7111228B1 (en) 2002-05-07 2006-09-19 Marvell International Ltd. System and method for performing parity checks in disk storage system
US7158058B1 (en) 2002-12-09 2007-01-02 Marvell International Ltd. Method and apparatus for generating a seed set in a data dependent seed selector
US7007114B1 (en) * 2003-01-31 2006-02-28 Qlogic Corporation System and method for padding data blocks and/or removing padding from data blocks in storage controllers
US7287102B1 (en) 2003-01-31 2007-10-23 Marvell International Ltd. System and method for concatenating data
US7492545B1 (en) 2003-03-10 2009-02-17 Marvell International Ltd. Method and system for automatic time base adjustment for disk drive servo controllers
US7064915B1 (en) 2003-03-10 2006-06-20 Marvell International Ltd. Method and system for collecting servo field data from programmable devices in embedded disk controllers
US7039771B1 (en) 2003-03-10 2006-05-02 Marvell International Ltd. Method and system for supporting multiple external serial port devices using a serial port controller in embedded disk controllers
US7099963B2 (en) * 2003-03-10 2006-08-29 Qlogic Corporation Method and system for monitoring embedded disk controller components
US7219182B2 (en) * 2003-03-10 2007-05-15 Marvell International Ltd. Method and system for using an external bus controller in embedded disk controllers
US7870346B2 (en) * 2003-03-10 2011-01-11 Marvell International Ltd. Servo controller interface module for embedded disk controllers
US7526691B1 (en) 2003-10-15 2009-04-28 Marvell International Ltd. System and method for using TAP controllers
US7139150B2 (en) * 2004-02-10 2006-11-21 Marvell International Ltd. Method and system for head position control in embedded disk drive controllers
US7120084B2 (en) 2004-06-14 2006-10-10 Marvell International Ltd. Integrated memory controller
US8166217B2 (en) * 2004-06-28 2012-04-24 Marvell International Ltd. System and method for reading and writing data using storage controllers
US8032674B2 (en) * 2004-07-19 2011-10-04 Marvell International Ltd. System and method for controlling buffer memory overflow and underflow conditions in storage controllers
US9201599B2 (en) * 2004-07-19 2015-12-01 Marvell International Ltd. System and method for transmitting data in storage controllers
US7757009B2 (en) 2004-07-19 2010-07-13 Marvell International Ltd. Storage controllers with dynamic WWN storage modules and methods for managing data and connections between a host and a storage device
US8578063B2 (en) * 2004-08-20 2013-11-05 Mitsubishi Kagaku Media Co., Ltd. Self-labeling digital storage unit
US7386661B2 (en) 2004-10-13 2008-06-10 Marvell International Ltd. Power save module for storage controllers
US7240267B2 (en) * 2004-11-08 2007-07-03 Marvell International Ltd. System and method for conducting BIST operations
US7802026B2 (en) * 2004-11-15 2010-09-21 Marvell International Ltd. Method and system for processing frames in storage controllers
US7609468B2 (en) 2005-04-06 2009-10-27 Marvell International Ltd. Method and system for read gate timing control for storage controllers
US7974033B1 (en) * 2007-04-13 2011-07-05 Link—A—Media Devices Corporation Pad bit injection during read operation to improve format efficiency
US10373645B2 (en) * 2017-11-17 2019-08-06 Western Digital Technologies, Inc. Data storage device dynamically generating extended redundancy over interleaves of a data track

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US4918677A (en) * 1985-01-23 1990-04-17 Canon Kabushiki Kaisha Information recording/reproducing apparatus including a plurality of recording or reproducing rates
US4757406A (en) * 1985-09-13 1988-07-12 Rodime Plc High capacity disk drive
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US5164866A (en) * 1987-05-20 1992-11-17 Victor Company Of Japan, Ltd. Timing signal recording system of a magnetic disk apparatus
US5130863A (en) * 1988-04-11 1992-07-14 Canon Kabushiki Kaisha Digital signal recording apparatus for recording plural kinds of digital information signals having different respective bit rates
US5050013A (en) * 1989-12-04 1991-09-17 Seagate Technology, Inc. Hard sectoring circuit and method for a rotating disk data storage device
US5210660A (en) * 1990-01-17 1993-05-11 International Business Machines Corporation Sectored servo independent of data architecture
WO1992000589A1 (en) * 1990-06-25 1992-01-09 Maxtor Corporation Read/write control for disk drive

Also Published As

Publication number Publication date
US5276564A (en) 1994-01-04
JP3480962B2 (ja) 2003-12-22
EP0565856B1 (de) 1996-11-13
DE69305903T2 (de) 1997-06-05
EP0565856A2 (de) 1993-10-20
EP0565856A3 (de) 1994-02-23
JPH0620393A (ja) 1994-01-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee