CN103430235B - 光盘装置及其制造方法 - Google Patents
光盘装置及其制造方法 Download PDFInfo
- Publication number
- CN103430235B CN103430235B CN201280012806.1A CN201280012806A CN103430235B CN 103430235 B CN103430235 B CN 103430235B CN 201280012806 A CN201280012806 A CN 201280012806A CN 103430235 B CN103430235 B CN 103430235B
- Authority
- CN
- China
- Prior art keywords
- play amount
- lens side
- lens
- inclination
- tracking
- 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
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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
- G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means
- G11B7/13927—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness
-
- 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
- G11B7/0956—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 tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011088981 | 2011-04-13 | ||
JP2011-088981 | 2011-04-13 | ||
PCT/JP2012/001695 WO2012140832A1 (ja) | 2011-04-13 | 2012-03-12 | 光ディスク装置とその制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103430235A CN103430235A (zh) | 2013-12-04 |
CN103430235B true CN103430235B (zh) | 2016-03-30 |
Family
ID=47009027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280012806.1A Expired - Fee Related CN103430235B (zh) | 2011-04-13 | 2012-03-12 | 光盘装置及其制造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9047886B2 (zh) |
JP (1) | JPWO2012140832A1 (zh) |
CN (1) | CN103430235B (zh) |
WO (1) | WO2012140832A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11727819B2 (en) | 2017-06-15 | 2023-08-15 | Grasp Io Innovations Pvt Ltd. | Interactive system for teaching sequencing and programming |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1244702A (zh) * | 1998-08-05 | 2000-02-16 | 三星电子株式会社 | 光记录和重现装置、及其倾斜调节方法和记录控制方法 |
US6680886B1 (en) * | 1999-04-14 | 2004-01-20 | Pioneer Corporation | Liquid crystal tilt servo apparatus |
CN101681640A (zh) * | 2007-06-06 | 2010-03-24 | 松下电器产业株式会社 | 光盘装置以及透镜倾斜控制方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001023185A (ja) * | 1999-07-02 | 2001-01-26 | Hitachi Ltd | 光ディスク装置 |
JP2004022127A (ja) * | 2002-06-19 | 2004-01-22 | Pioneer Electronic Corp | チルト補正装置 |
JP2005018929A (ja) * | 2003-06-27 | 2005-01-20 | Sony Corp | 光ディスク装置および制御方法、記録媒体、並びにプログラム |
JP4556675B2 (ja) * | 2005-01-14 | 2010-10-06 | 船井電機株式会社 | チルト調整装置及びチルト調整方法 |
JP2006323907A (ja) | 2005-05-18 | 2006-11-30 | Hitachi Media Electoronics Co Ltd | 光ピックアップ装置 |
JP2008034050A (ja) * | 2006-07-31 | 2008-02-14 | Pioneer Electronic Corp | 記録再生装置、自励振動の測定方法および自励振動の測定用制御プログラム |
JP2008140494A (ja) * | 2006-12-04 | 2008-06-19 | Funai Electric Co Ltd | 光ディスク装置 |
JP2008176863A (ja) * | 2007-01-18 | 2008-07-31 | Victor Co Of Japan Ltd | 光ディスク装置 |
JP2008282439A (ja) | 2007-05-08 | 2008-11-20 | Matsushita Electric Ind Co Ltd | 光ピックアップ装置およびそれを用いた光ディスク装置 |
JP2010015655A (ja) | 2008-07-04 | 2010-01-21 | Hitachi Ltd | 光ディスク装置及びそのチルト制御方法 |
-
2012
- 2012-03-12 JP JP2013509748A patent/JPWO2012140832A1/ja active Pending
- 2012-03-12 CN CN201280012806.1A patent/CN103430235B/zh not_active Expired - Fee Related
- 2012-03-12 WO PCT/JP2012/001695 patent/WO2012140832A1/ja active Application Filing
-
2013
- 2013-10-02 US US14/044,859 patent/US9047886B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1244702A (zh) * | 1998-08-05 | 2000-02-16 | 三星电子株式会社 | 光记录和重现装置、及其倾斜调节方法和记录控制方法 |
US6680886B1 (en) * | 1999-04-14 | 2004-01-20 | Pioneer Corporation | Liquid crystal tilt servo apparatus |
CN101681640A (zh) * | 2007-06-06 | 2010-03-24 | 松下电器产业株式会社 | 光盘装置以及透镜倾斜控制方法 |
Also Published As
Publication number | Publication date |
---|---|
US20140029399A1 (en) | 2014-01-30 |
WO2012140832A1 (ja) | 2012-10-18 |
CN103430235A (zh) | 2013-12-04 |
US9047886B2 (en) | 2015-06-02 |
JPWO2012140832A1 (ja) | 2014-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150930 Address after: Japan Osaka Applicant after: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co.,Ltd. Address before: Osaka Japan Applicant before: Matsushita Electric Industrial Co.,Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200601 Address after: Kyoto Japan Patentee after: Panasonic semiconductor solutions Co.,Ltd. Address before: Osaka Prefecture, Japan Patentee before: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 |
|
CF01 | Termination of patent right due to non-payment of annual fee |