AU2001286194A1 - Track error signal generator, track error signal generation method, controller, and conrol method - Google Patents
Track error signal generator, track error signal generation method, controller, and conrol methodInfo
- Publication number
- AU2001286194A1 AU2001286194A1 AU2001286194A AU8619401A AU2001286194A1 AU 2001286194 A1 AU2001286194 A1 AU 2001286194A1 AU 2001286194 A AU2001286194 A AU 2001286194A AU 8619401 A AU8619401 A AU 8619401A AU 2001286194 A1 AU2001286194 A1 AU 2001286194A1
- Authority
- AU
- Australia
- Prior art keywords
- error signal
- track error
- controller
- conrol
- signal 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.)
- Abandoned
Links
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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
-
- 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
- G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
-
- 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
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
- G11B11/10578—Servo format, e.g. prepits, guide tracks, pilot signals
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
-
- 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
- G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
-
- 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
- G11B7/0901—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 for track following only
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-278844 | 2000-09-13 | ||
JP2000278844 | 2000-09-13 | ||
PCT/JP2001/007857 WO2002023543A1 (en) | 2000-09-13 | 2001-09-10 | Track error signal generator, track error signal generation method, controller, and conrol method |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001286194A1 true AU2001286194A1 (en) | 2002-03-26 |
Family
ID=18763942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001286194A Abandoned AU2001286194A1 (en) | 2000-09-13 | 2001-09-10 | Track error signal generator, track error signal generation method, controller, and conrol method |
Country Status (7)
Country | Link |
---|---|
US (1) | US20030169654A1 (en) |
EP (1) | EP1326241A1 (en) |
JP (1) | JPWO2002023543A1 (en) |
KR (2) | KR100543366B1 (en) |
CN (1) | CN1455921A (en) |
AU (1) | AU2001286194A1 (en) |
WO (1) | WO2002023543A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003338053A (en) | 2002-05-20 | 2003-11-28 | Canon Inc | Optical recording medium |
JP2005243087A (en) * | 2004-02-24 | 2005-09-08 | Toshiba Corp | Optical disk drive, optical disk reproducing method, and optical disk |
KR100614344B1 (en) * | 2004-08-18 | 2006-08-21 | 주식회사 히타치엘지 데이터 스토리지 코리아 | Method and apparatus for eliminating errors in seeking operation on a recording medium |
JP5270071B2 (en) * | 2006-05-16 | 2013-08-21 | 富士通オプティカルコンポーネンツ株式会社 | Signal amplification device |
US8077569B2 (en) * | 2008-05-05 | 2011-12-13 | Mediatek Inc. | Methods and devices for controlling access to an optical disc |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63136357A (en) * | 1986-11-27 | 1988-06-08 | Sharp Corp | Rotating speed control method |
JPH01159835A (en) * | 1987-12-16 | 1989-06-22 | Seiko Epson Corp | Optical information recording and reproducing device |
JPH05266595A (en) * | 1992-03-19 | 1993-10-15 | Hitachi Ltd | Recording/reproducing method and optical disk device using same method |
JPH06103612A (en) * | 1992-09-22 | 1994-04-15 | Sony Corp | Information recording disk and disk driving device |
JPH07235058A (en) * | 1994-02-18 | 1995-09-05 | Hitachi Ltd | Optical disk device |
JPH08161829A (en) * | 1994-12-01 | 1996-06-21 | Canon Inc | Digital information reproducing device and digital pll device |
US6385257B1 (en) * | 1997-01-21 | 2002-05-07 | Sony Corporation | Frequency demodulating circuit, optical disk apparatus thereof and preformating device |
JP3787015B2 (en) * | 1997-04-14 | 2006-06-21 | 三菱電機株式会社 | Disk rotation control device |
JPH1125461A (en) * | 1997-07-01 | 1999-01-29 | Seiji Yonezawa | Optical disk and its recording and reproducing device |
-
2001
- 2001-09-10 KR KR1020037003630A patent/KR100543366B1/en not_active IP Right Cessation
- 2001-09-10 JP JP2002527505A patent/JPWO2002023543A1/en not_active Withdrawn
- 2001-09-10 EP EP01965569A patent/EP1326241A1/en not_active Withdrawn
- 2001-09-10 CN CN01815561A patent/CN1455921A/en active Pending
- 2001-09-10 KR KR1020057012399A patent/KR20050084514A/en not_active Application Discontinuation
- 2001-09-10 US US10/380,577 patent/US20030169654A1/en not_active Abandoned
- 2001-09-10 WO PCT/JP2001/007857 patent/WO2002023543A1/en active IP Right Grant
- 2001-09-10 AU AU2001286194A patent/AU2001286194A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR20030029984A (en) | 2003-04-16 |
KR20050084514A (en) | 2005-08-26 |
CN1455921A (en) | 2003-11-12 |
KR100543366B1 (en) | 2006-01-20 |
EP1326241A1 (en) | 2003-07-09 |
WO2002023543A1 (en) | 2002-03-21 |
US20030169654A1 (en) | 2003-09-11 |
JPWO2002023543A1 (en) | 2004-01-22 |
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