KR920022226A - 바꿔쓰기 가능한 디스크 및 디스크 장치 - Google Patents
바꿔쓰기 가능한 디스크 및 디스크 장치 Download PDFInfo
- Publication number
- KR920022226A KR920022226A KR1019920009293A KR920009293A KR920022226A KR 920022226 A KR920022226 A KR 920022226A KR 1019920009293 A KR1019920009293 A KR 1019920009293A KR 920009293 A KR920009293 A KR 920009293A KR 920022226 A KR920022226 A KR 920022226A
- Authority
- KR
- South Korea
- Prior art keywords
- disc
- rewritable
- disk units
- encoding pattern
- eccentric
- Prior art date
Links
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
- G11B23/0021—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs
- G11B23/0028—Details
- G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving
- G11B23/0042—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving with provision for auxiliary features
-
- 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
- G11B11/10502—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 characterised by the transducing operation to be executed
- G11B11/10504—Recording
-
- 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
-
- 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
-
- 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
-
- 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
- G11B27/32—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 separate auxiliary tracks of the same or an auxiliary record carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
- G11B7/0953—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for eccentricity of the disc or disc tracks
-
- 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
- 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
- G11B2220/2525—Magneto-optical [MO] discs
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명을 따른 바꿔쓰기 가능한 디스크의 일예를 도시하는 구성도.
제2도는 동심원 트랙의 일부를 상세도.
제3a도 및 b도는 엔코딩 패턴의 일예를 도시하는 패턴도.
Claims (2)
- 바꿔쓰기 가능한 디스크상에 디스크 처킹시의 편심 정보를 얻기 위한 프리 포맷된 엔코딩 패턴의 에리어가 설치되어 있는 것을 특징으로 하는 바꿔쓰기 가능한 디스크.
- 프리 포맷된 엔코딩 패턴의 에리어가 설치된 바꿔쓰기 가능한 디스크의 구동시, 상기 엔코딩 패턴을 재생한 고기준 펄스로부터 디스크 처킹시의 편심 정보를 검출하고, 이 편심 정보에 의거해서 데이타의 써넣기 또는 판독 클럭의 주파수가 편심 위치에 따라서 변조되게 이뤄진 것을 특징으로 하는 디스크 장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3129465A JP3063230B2 (ja) | 1991-05-31 | 1991-05-31 | 書き換え可能なディスクおよびディスク装置 |
JP91-129465 | 1991-05-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920022226A true KR920022226A (ko) | 1992-12-19 |
KR100255735B1 KR100255735B1 (ko) | 2000-05-01 |
Family
ID=15010167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920009293A KR100255735B1 (ko) | 1991-05-31 | 1992-05-29 | 디스크형 신호 기록 매체, 신호 기록 장치 및 신호 재생 장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5297131A (ko) |
EP (1) | EP0516125B1 (ko) |
JP (1) | JP3063230B2 (ko) |
KR (1) | KR100255735B1 (ko) |
DE (1) | DE69219400T2 (ko) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5432762A (en) * | 1992-11-12 | 1995-07-11 | Teac Corporation | Detection apparatus for detecting sector marks of optical disk and optical disk access apparatus |
KR100292038B1 (ko) * | 1992-12-04 | 2001-06-01 | 이데이 노부유끼 | 디스크장치 |
JP3198490B2 (ja) * | 1993-03-02 | 2001-08-13 | ソニー株式会社 | 偏心量測定装置 |
JP3344495B2 (ja) * | 1993-03-04 | 2002-11-11 | ソニー株式会社 | 磁気ディスク装置 |
DE69426226T2 (de) * | 1993-05-18 | 2001-04-05 | Sony Corp | Plattenvorrichtung |
US6035351A (en) * | 1994-01-21 | 2000-03-07 | International Business Machines Corporation | Storage of user defined type file data in corresponding select physical format |
US6009234A (en) * | 1995-04-14 | 1999-12-28 | Kabushiki Kaisha Toshiba | Method of reproducing information |
US5696756A (en) * | 1995-04-14 | 1997-12-09 | Kabushiki Kaishia Toshiba | Optical disk having an evaluation pattern for evaluating the optical disk |
TW430785B (en) * | 1995-04-14 | 2001-04-21 | Toshiba Corp | Interactively broadcasting recording-media and its regeneration system |
JP4086913B2 (ja) * | 1995-10-09 | 2008-05-14 | 松下電器産業株式会社 | 光ディスクおよび光ディスクの再生装置 |
US6118753A (en) * | 1996-08-13 | 2000-09-12 | Hewlett-Packard Company | Erasable digital video disk with reference clock track |
US6600312B1 (en) * | 2001-01-13 | 2003-07-29 | International Business Machines Corporation | Method and apparatus for indexing hard disks by using a scanning probe |
JP2003141743A (ja) * | 2001-11-06 | 2003-05-16 | Pioneer Electronic Corp | 光ディスク、複製防止方法および記録型光ディスク |
JP4633467B2 (ja) * | 2002-11-06 | 2011-02-16 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 光ディスク上にラベルを書く方法 |
US20040156137A1 (en) * | 2003-02-06 | 2004-08-12 | Settje Christopher Thomas | Timing variance write gate pull |
KR100950527B1 (ko) * | 2003-07-15 | 2010-03-30 | 삼성전자주식회사 | 픽업의 위치를 고려한 트랙 점프 장치 및 방법 |
US7684152B2 (en) * | 2004-09-24 | 2010-03-23 | Wd Media, Inc. | Method of mitigating eccentricity in a disk drive with DTR media |
US7068451B1 (en) * | 2004-11-16 | 2006-06-27 | Western Digital Technologies, Inc. | Disk drive estimating a sinusoidal error in a wedge time period due to eccentricity in disk rotation |
US7057836B1 (en) * | 2004-11-19 | 2006-06-06 | Western Digital Technologies, Inc. | Disk drive servo controller utilizing an extended servo header |
US7251098B1 (en) * | 2004-11-19 | 2007-07-31 | Western Digital Technologies, Inc. | Disk drive adjusting write clock frequency to compensate for eccentricity in disk rotation |
US7551390B1 (en) | 2007-08-21 | 2009-06-23 | Western Digital Technologies, Inc. | Disk drive to characterize misaligned servo wedges |
US7583466B2 (en) * | 2007-11-15 | 2009-09-01 | Western Digital (Fremont), Llc | Disk drive determining operating fly height by detecting head disk contact from disk rotation time |
US7924519B2 (en) * | 2008-09-29 | 2011-04-12 | Wd Media, Inc. | Eccentricity determination for a disk |
US8934192B1 (en) | 2008-11-24 | 2015-01-13 | Western Digital Technologies, Inc. | Disk drive determining operating fly height by detecting head disk contact from read signal amplitude variance |
JP2010205324A (ja) * | 2009-03-02 | 2010-09-16 | Alphana Technology Co Ltd | ディスク駆動装置の製造方法、ディスク駆動装置及びディスク駆動装置のサブアッセンブリ |
JP2011018419A (ja) * | 2009-07-10 | 2011-01-27 | Sony Corp | 光ディスク装置及びトラッキング制御方法 |
US8988804B2 (en) * | 2013-07-10 | 2015-03-24 | Seagate Technology Llc | Magnetic index mark bias point offset |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5280007A (en) * | 1975-12-26 | 1977-07-05 | Sony Corp | Video disc |
US4445144A (en) * | 1981-12-21 | 1984-04-24 | Discovision Associates | Method for detecting eccentricity in a video disc and in a video disc player |
FR2567673B1 (fr) * | 1984-07-10 | 1986-11-07 | Thomson Alcatel Gigadisc | Support d'information inscriptible optiquement selon une piste definie par des motifs de pregravure et dispositif optique de suivi de piste mettant en oeuvre un tel support |
US4884259A (en) * | 1984-08-28 | 1989-11-28 | Fuji Photo Film Co., Ltd. | Optical memory disk and track access therefor |
KR940002001B1 (ko) * | 1985-03-22 | 1994-03-12 | 가부시끼가이샤 히다찌세이사꾸쇼 | 액세스 방법과 그 정보 검색장치 |
JPS62117168A (ja) * | 1985-11-15 | 1987-05-28 | Teac Co | 情報記録円盤 |
FR2597248B1 (fr) * | 1985-11-27 | 1988-05-13 | Thomson Alcatel Gigadisc | Support d'information a pregravure et son dispositif d'exploration optiques a acces echantillonne |
US4907214A (en) * | 1985-12-18 | 1990-03-06 | Kabushiki Kaisha Toshiba | Eccentricity correction apparatus for an optical disk device |
JPH0294030A (ja) * | 1988-09-29 | 1990-04-04 | Yamaha Corp | 光ディスク再生装置 |
US5121374A (en) * | 1989-10-25 | 1992-06-09 | Eastman Kodak Company | Method for automatically compensating for the eccentricity in an optical head positioning servo-mechanism |
-
1991
- 1991-05-31 JP JP3129465A patent/JP3063230B2/ja not_active Expired - Fee Related
-
1992
- 1992-05-28 US US07/889,671 patent/US5297131A/en not_active Expired - Fee Related
- 1992-05-29 EP EP92109058A patent/EP0516125B1/en not_active Expired - Lifetime
- 1992-05-29 KR KR1019920009293A patent/KR100255735B1/ko not_active IP Right Cessation
- 1992-05-29 DE DE69219400T patent/DE69219400T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0516125A2 (en) | 1992-12-02 |
DE69219400D1 (de) | 1997-06-05 |
KR100255735B1 (ko) | 2000-05-01 |
JP3063230B2 (ja) | 2000-07-12 |
JPH04355218A (ja) | 1992-12-09 |
US5297131A (en) | 1994-03-22 |
EP0516125B1 (en) | 1997-05-02 |
EP0516125A3 (en) | 1993-09-29 |
DE69219400T2 (de) | 1997-08-21 |
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FPAY | Annual fee payment |
Payment date: 20050131 Year of fee payment: 6 |
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