KR100261196B1 - 자기 디스크 기록매체의 어드레스 정보 검출장치 - Google Patents
자기 디스크 기록매체의 어드레스 정보 검출장치 Download PDFInfo
- Publication number
- KR100261196B1 KR100261196B1 KR1019920022964A KR920022964A KR100261196B1 KR 100261196 B1 KR100261196 B1 KR 100261196B1 KR 1019920022964 A KR1019920022964 A KR 1019920022964A KR 920022964 A KR920022964 A KR 920022964A KR 100261196 B1 KR100261196 B1 KR 100261196B1
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- South Korea
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- detection
- signal
- mark
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Classifications
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- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10595—Control of operating function
- G11B11/10597—Adaptations for transducing various formats on the same or different carriers
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
- G11B11/10563—Access of indexed parts
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- 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
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- 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1803—Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims (1)
- 각 섹터의 헤더 일부에 어드레스 마크와 어드레스 정보가 복수 기록되는 자기 디스크 기록 매체의 어드레스 정보 검출 장치에 있어서, 헤더 일부로부터 어드레스 마크를 검출하고 어드레스 정보의 선두 위치를 나타내는 선두 위치 검출 신호를 출력하는 어드레스 마크 검출 수단과, 상기 선두 위치 검출 신호에 의거해서 어드레스 정보를 추출하고 인식하고, 이 어드레스 정보의 종료 위치를 나타내는 종료 위치 신호를 출력하는 어드레스 정보 인식 수단과, 상기 종료 위치 신호에 의거해서 상기 어드레스 정보의 종료 위치로부터 후술하는 어드레스 정보의 선두 위치까지의 소정의 바이트 수를 계수하고 상기 선두 위치의 예상 위치에서 어드레스 정보 인식 개시 신호를 어드레스 정보 인식 수단에 공급하는 인식 개시 신호 발생 수단을 구비하며 어드레스 정보 인식 수단은 어드레스 마크 검출 수단으로부터 선두 위치 검출 신호가 공급되지 않는 경우엔 인식 개시 신호 발생 수단으로부터 공급되는 어드레스 정보 인식 개시 신호에 따라서 어드레스 정보를 추출하고 인식하게 구성한 것을 특징으로 하는 자기 디스크 기록 매체의 어드레스 정보 검출 장치.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3317245A JP3067349B2 (ja) | 1991-12-02 | 1991-12-02 | ディスク状記録媒体のアドレス情報検出装置 |
JP91-317245 | 1991-12-02 | ||
JP3318245A JP3008613B2 (ja) | 1991-12-03 | 1991-12-03 | ディスク状記録媒体のセクタマーク検出装置 |
JP91-318245 | 1991-12-03 | ||
JP91-322233 | 1991-12-06 | ||
JP3322233A JP3021880B2 (ja) | 1991-12-06 | 1991-12-06 | 磁気ディスク記録媒体のアドレスマーク検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930014497A KR930014497A (ko) | 1993-07-23 |
KR100261196B1 true KR100261196B1 (ko) | 2000-07-01 |
Family
ID=27339589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920022964A Expired - Fee Related KR100261196B1 (ko) | 1991-12-02 | 1992-12-01 | 자기 디스크 기록매체의 어드레스 정보 검출장치 |
Country Status (2)
Country | Link |
---|---|
US (1) | US5353175A (ko) |
KR (1) | KR100261196B1 (ko) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3067349B2 (ja) * | 1991-12-02 | 2000-07-17 | ソニー株式会社 | ディスク状記録媒体のアドレス情報検出装置 |
JP3021880B2 (ja) * | 1991-12-06 | 2000-03-15 | ソニー株式会社 | 磁気ディスク記録媒体のアドレスマーク検出装置 |
JPH06139732A (ja) * | 1992-10-27 | 1994-05-20 | Nec Ic Microcomput Syst Ltd | 磁気ディスクコントローラ |
JP2793475B2 (ja) * | 1993-07-23 | 1998-09-03 | 日本電気株式会社 | 光ディスク装置 |
US5602690A (en) * | 1994-01-20 | 1997-02-11 | Sony Corporation | Clock signal generating device and clock signal generating method |
KR970010638B1 (ko) * | 1994-05-11 | 1997-06-28 | 삼성전자 주식회사 | 서보 어드레스 마크 검출 보상 회로 |
JPH08111075A (ja) * | 1994-10-11 | 1996-04-30 | Sony Corp | 補間アドレス生成装置及び補間アドレス生成方法 |
US5867463A (en) * | 1995-08-31 | 1999-02-02 | Sony Corporation | Recording and reproducing apparatus including read/write mode reproducing control parameter setting means |
EP0831481A1 (en) * | 1996-09-24 | 1998-03-25 | Hewlett-Packard Company | Method and apparatus for data storage |
EP0831482A3 (en) * | 1996-09-24 | 1998-04-15 | Hewlett-Packard Company | Method and apparatus for data storage |
KR100208380B1 (ko) * | 1996-10-09 | 1999-07-15 | 윤종용 | 하드디스크드라이브에서 그레이코드 디코딩 보상회로 및 그 보상방법 |
EP0911817B1 (en) * | 1997-10-21 | 2006-05-10 | Matsushita Electric Industrial Co., Ltd. | Apparatus and method for optical disk reproduction |
US6249896B1 (en) | 1999-02-17 | 2001-06-19 | Lsi Logic Corporation | Error-tolerant sync detection for DVD optical disks using programmable sequence of sync marks |
EP2312474A1 (en) * | 1999-04-13 | 2011-04-20 | Canon Kabushiki Kaisha | Data processing method and apparatus |
US6978414B2 (en) * | 2001-07-17 | 2005-12-20 | Hewlett-Packard Development Company, L.P. | Method and apparatus for protecting against errors occurring in data storage device buffers |
US6883122B2 (en) * | 2001-07-31 | 2005-04-19 | Hewlett-Packard Development Company, L.P. | Write pass error detection |
US6958873B2 (en) * | 2001-07-31 | 2005-10-25 | Hewlett-Packard Development Company, L.P. | Data rewrite control in data transfer and storage apparatus |
US7042667B2 (en) * | 2001-07-31 | 2006-05-09 | Hewlett-Packard Development Company, L.P. | Data storage |
US6693755B2 (en) | 2001-07-31 | 2004-02-17 | Hewlett-Packard Development Company, L.C. | Data storage |
TW200502921A (en) * | 2003-07-01 | 2005-01-16 | Mediatek Inc | System and method for judging recording area of optical storage medium |
CN1300776C (zh) * | 2003-08-15 | 2007-02-14 | 联发科技股份有限公司 | 判别光学储存媒体记录区的方法 |
JP2007026548A (ja) * | 2005-07-15 | 2007-02-01 | Toshiba Corp | 光ディスク装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3794987A (en) * | 1972-11-01 | 1974-02-26 | Burroughs Corp | Mfm readout with assymetrical data window |
US4618898A (en) * | 1984-12-20 | 1986-10-21 | Advanced Micro Devices, Inc. | Method and apparatus for reading a disk |
US5012460A (en) * | 1985-05-31 | 1991-04-30 | Information Storage, Inc. | RAM head positioning and tracking system |
US5068753A (en) * | 1988-03-16 | 1991-11-26 | Fujitsu Limited | Data reproducing circuit for memory system having an equalizer generating two different equalizing signals used for data reproduction |
US5083303A (en) * | 1988-04-28 | 1992-01-21 | Olympus Optical Co., Ltd. | Sector mark detecting apparatus in optical disc apparatus |
DE69022763T2 (de) * | 1989-03-31 | 1996-03-28 | Fujitsu Ltd | Aufzeichnungs- und Wiedergabeschaltung für Daten. |
US5121262A (en) * | 1989-10-12 | 1992-06-09 | Conner Peripherals, Inc. | Disk drive system employing adaptive read/write channel controls and method of using same |
-
1992
- 1992-12-01 KR KR1019920022964A patent/KR100261196B1/ko not_active Expired - Fee Related
- 1992-12-01 US US07/983,646 patent/US5353175A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5353175A (en) | 1994-10-04 |
KR930014497A (ko) | 1993-07-23 |
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