NZ718003A - Quadrature track error signal for optical recording media and devices - Google Patents
Quadrature track error signal for optical recording media and devicesInfo
- Publication number
- NZ718003A NZ718003A NZ718003A NZ71800314A NZ718003A NZ 718003 A NZ718003 A NZ 718003A NZ 718003 A NZ718003 A NZ 718003A NZ 71800314 A NZ71800314 A NZ 71800314A NZ 718003 A NZ718003 A NZ 718003A
- Authority
- NZ
- New Zealand
- Prior art keywords
- signal
- wobble
- error signal
- track error
- detection system
- Prior art date
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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
-
- 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
-
- 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
- G11B7/005—Reproducing
- G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
Landscapes
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/090,240 US9734859B2 (en) | 2013-11-26 | 2013-11-26 | Quadrature track error signal for optical recording media and devices |
| PCT/US2014/057594 WO2015080794A1 (en) | 2013-11-26 | 2014-09-26 | Quadrature track error signal for optical recording media and devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ718003A true NZ718003A (en) | 2020-06-26 |
Family
ID=51703413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ718003A NZ718003A (en) | 2013-11-26 | 2014-09-26 | Quadrature track error signal for optical recording media and devices |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US9734859B2 (https=) |
| EP (1) | EP3074976B1 (https=) |
| JP (1) | JP6321157B2 (https=) |
| CN (1) | CN105612579B (https=) |
| AU (1) | AU2014355132B2 (https=) |
| NZ (1) | NZ718003A (https=) |
| WO (1) | WO2015080794A1 (https=) |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0003393B1 (en) * | 1978-01-18 | 1982-06-23 | Rca Corporation | Chroma demodulator circuit for secam television signals |
| JPH01223634A (ja) * | 1988-03-02 | 1989-09-06 | Hitachi Ltd | 光学的情報記録媒体および記録再生装置 |
| US4914725A (en) * | 1989-07-10 | 1990-04-03 | International Business Machines Corporation | Transducer positioning servo mechanisms employing digital and analog circuits |
| JP2710704B2 (ja) * | 1991-07-08 | 1998-02-10 | シャープ株式会社 | 光記録媒体駆動装置 |
| KR950010418B1 (ko) | 1991-08-28 | 1995-09-16 | 미쯔비시덴끼 가부시끼가이샤 | 광기록재생장치 |
| JPH1069640A (ja) | 1996-08-27 | 1998-03-10 | Mitsumi Electric Co Ltd | Ｃｄ−ｒドライブにおけるウォブル信号生成方法 |
| FR2755808B1 (fr) * | 1996-11-14 | 1999-01-08 | Alsthom Cge Alcatel | Estimateur d'un defaut de fonctionnement d'un modulateur en quadrature et etage de modulation l'utilisant |
| HUP0101610A3 (en) * | 1999-01-25 | 2003-05-28 | Koninkl Philips Electronics Nv | Record carrier and method of manufacturing it and apparatus for scanning the record carrier |
| JP3503513B2 (ja) | 1999-02-22 | 2004-03-08 | ヤマハ株式会社 | 光ディスク記録方法及び装置 |
| JP2001006182A (ja) * | 1999-06-22 | 2001-01-12 | Matsushita Electric Ind Co Ltd | 光記録媒体および方向検出装置 |
| US6473369B1 (en) | 1999-12-23 | 2002-10-29 | Oak Technology, Inc. | Methods and apparatus for regenerating track crossing signals for searches across unrecorded areas on read/write optical discs |
| US7260031B2 (en) * | 2001-01-25 | 2007-08-21 | Dphi Acquisitions, Inc. | Digital focus and tracking servo system with one-track jump |
| US6744712B2 (en) * | 2001-01-29 | 2004-06-01 | Hewlett-Packard Development Company, L.P. | Optical disc drive with satellite beams for generation of quadrature error signals for radial position detection |
| JP4232428B2 (ja) | 2002-10-10 | 2009-03-04 | パナソニック株式会社 | 光ディスクのトラッキング制御装置および方法 |
| DE102004019692A1 (de) | 2004-04-20 | 2005-11-10 | Deutsche Thomson-Brandt Gmbh | Verfahren und Vorrichtung für das Spurzählen bei optischen Aufzeichnungsträgern |
| JP2005346745A (ja) * | 2004-05-31 | 2005-12-15 | Toshiba Corp | ディスクドライブ装置及びピックアップ位置制御方法 |
| US7804746B2 (en) | 2005-03-11 | 2010-09-28 | Mediatek Inc. | Land/groove track and pickup head movement direction detection |
| JP2007225500A (ja) * | 2006-02-24 | 2007-09-06 | Denso Corp | 距離測定方法及び装置 |
| US8054715B1 (en) * | 2006-03-20 | 2011-11-08 | Marvell International Ltd. | Track counting system and method for recordable optical media |
| US7742373B2 (en) * | 2007-07-06 | 2010-06-22 | Lite-On It Corporation | Optical disk drive for scanning an optical disk carrying a groove with a wobble |
| US7821885B2 (en) | 2007-10-30 | 2010-10-26 | Mediatek Inc. | TE signal polarity determining system and related method thereof |
| JP5623948B2 (ja) * | 2011-03-24 | 2014-11-12 | 日立コンシューマエレクトロニクス株式会社 | 推奨記録条件の決定方法及び記録調整方法 |
| JP2013065363A (ja) * | 2011-09-15 | 2013-04-11 | Sony Corp | 光記録媒体、記録装置、記録方法 |
-
2013
- 2013-11-26 US US14/090,240 patent/US9734859B2/en active Active
-
2014
- 2014-09-26 WO PCT/US2014/057594 patent/WO2015080794A1/en not_active Ceased
- 2014-09-26 AU AU2014355132A patent/AU2014355132B2/en active Active
- 2014-09-26 EP EP14784166.2A patent/EP3074976B1/en active Active
- 2014-09-26 NZ NZ718003A patent/NZ718003A/en unknown
- 2014-09-26 JP JP2016524081A patent/JP6321157B2/ja active Active
- 2014-09-26 CN CN201480055502.2A patent/CN105612579B/zh active Active
-
2017
- 2017-05-19 US US15/600,624 patent/US10079037B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105612579B (zh) | 2019-02-01 |
| US9734859B2 (en) | 2017-08-15 |
| JP6321157B2 (ja) | 2018-05-09 |
| WO2015080794A1 (en) | 2015-06-04 |
| US20170256279A1 (en) | 2017-09-07 |
| US10079037B2 (en) | 2018-09-18 |
| AU2014355132A1 (en) | 2016-03-10 |
| AU2014355132B2 (en) | 2019-09-12 |
| EP3074976A1 (en) | 2016-10-05 |
| EP3074976B1 (en) | 2019-11-13 |
| US20150146509A1 (en) | 2015-05-28 |
| JP2017500680A (ja) | 2017-01-05 |
| CN105612579A (zh) | 2016-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PSEA | Patent sealed | ||
| RENW | Renewal (renewal fees accepted) |
Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 26 SEP 2022 BY CPA GLOBAL Effective date: 20210812 |
|
| RENW | Renewal (renewal fees accepted) |
Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 26 SEP 2023 BY CPA GLOBAL Effective date: 20220811 |
|
| RENW | Renewal (renewal fees accepted) |
Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 26 SEP 2024 BY CPA GLOBAL Effective date: 20230811 |
|
| RENW | Renewal (renewal fees accepted) |
Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 26 SEP 2025 BY ABHISHEK KUMAR - CPA-PTO PAYMENTS Effective date: 20240815 |
|
| RENW | Renewal (renewal fees accepted) |
Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 26 SEP 2026 BY ABHISHEK KUMAR - CPA-PTO PAYMENTS Effective date: 20250815 |