CN100385526C - 光盘装置及其跟踪控制方法 - Google Patents
光盘装置及其跟踪控制方法 Download PDFInfo
- Publication number
- CN100385526C CN100385526C CNB2005100558733A CN200510055873A CN100385526C CN 100385526 C CN100385526 C CN 100385526C CN B2005100558733 A CNB2005100558733 A CN B2005100558733A CN 200510055873 A CN200510055873 A CN 200510055873A CN 100385526 C CN100385526 C CN 100385526C
- Authority
- CN
- China
- Prior art keywords
- tracking
- tracking error
- signal
- error signal
- circuit
- 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
- 230000003287 optical effect Effects 0.000 title claims description 35
- 238000000034 method Methods 0.000 title claims description 11
- 230000004913 activation Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 7
- 230000000052 comparative effect Effects 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 8
- 230000015572 biosynthetic process Effects 0.000 description 23
- 238000005755 formation reaction Methods 0.000 description 23
- 239000003990 capacitor Substances 0.000 description 16
- 230000009471 action Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000739 chaotic effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000003278 mimic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
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
- G11B7/09—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
-
- 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
-
- 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
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004074629A JP4079902B2 (ja) | 2004-03-16 | 2004-03-16 | 光ディスク装置とそのトラッキング制御方法 |
JP2004074629 | 2004-03-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1670842A CN1670842A (zh) | 2005-09-21 |
CN100385526C true CN100385526C (zh) | 2008-04-30 |
Family
ID=34986131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100558733A Expired - Fee Related CN100385526C (zh) | 2004-03-16 | 2005-03-16 | 光盘装置及其跟踪控制方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7397736B2 (zh) |
JP (1) | JP4079902B2 (zh) |
KR (1) | KR20060043528A (zh) |
CN (1) | CN100385526C (zh) |
DE (1) | DE102005009778A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7899135B2 (en) * | 2005-05-11 | 2011-03-01 | Freescale Semiconductor, Inc. | Digital decoder and applications thereof |
US7697912B2 (en) * | 2005-09-22 | 2010-04-13 | Freescale Semiconductor, Inc. | Method to adjustably convert a first data signal having a first time domain to a second data signal having a second time domain |
US7894560B2 (en) * | 2005-09-22 | 2011-02-22 | Freescale Semiconductor, Inc. | Pilot tracking module operable to adjust interpolator sample timing within a handheld audio system |
JP5186932B2 (ja) * | 2008-01-28 | 2013-04-24 | ソニー株式会社 | 信号値保持装置、信号値保持方法、信号値制御システム、信号値制御方法、再生装置、および再生方法 |
US7863968B1 (en) * | 2008-11-07 | 2011-01-04 | Altera Corporation | Variable-output current-load-independent negative-voltage regulator |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0863767A (ja) * | 1994-08-19 | 1996-03-08 | Hitachi Ltd | 光情報記録再生装置および光ディスク |
CN1309392A (zh) * | 1999-09-16 | 2001-08-22 | 三星电子株式会社 | 误差信号检测装置和再现信号检测装置 |
JP2002269775A (ja) * | 2001-03-09 | 2002-09-20 | Sanyo Electric Co Ltd | 光ディスク装置 |
US6606286B1 (en) * | 1998-01-05 | 2003-08-12 | Mitburri Electric Co., Ltd | Tln signal generating apparatus used in optical disc drive and optical disc drive equipped with the apparatus, and optical disc drive equipped with amplitude adjusting apparatus for tracking error signal |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4408314A (en) * | 1980-02-29 | 1983-10-04 | Tokyo Shibaura Denki Kabushiki Kaisha | Record/playback track tracking servo |
JPS63291223A (ja) | 1987-05-22 | 1988-11-29 | Nec Corp | 光ディスク装置のトラッキングはずれ検出装置 |
JP3622986B2 (ja) * | 1991-07-16 | 2005-02-23 | ソニー株式会社 | デイスク記録装置 |
JPH09288832A (ja) | 1996-04-22 | 1997-11-04 | Toshiba Corp | トラッキングエラー信号生成回路 |
KR100291558B1 (ko) | 1997-12-29 | 2002-06-26 | 윤종용 | 트래킹밸런스자동조정방법및그장치 |
JPH11213412A (ja) | 1998-01-28 | 1999-08-06 | Mitsumi Electric Co Ltd | トラッキングエラー信号の振幅調整装置および光ディスク装置 |
US6567372B2 (en) * | 1998-07-15 | 2003-05-20 | Matsushita Electric Industrial Co., Ltd. | Optical disk and optical disk apparatus with tracks and grooves |
KR20000061687A (ko) * | 1999-03-30 | 2000-10-25 | 구자홍 | 광 디스크 재생배속 제어장치 및 제어방법 |
JP4081018B2 (ja) * | 2002-03-11 | 2008-04-23 | 松下電器産業株式会社 | 信号処理装置および信号処理方法 |
-
2004
- 2004-03-16 JP JP2004074629A patent/JP4079902B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-03 DE DE102005009778A patent/DE102005009778A1/de not_active Withdrawn
- 2005-03-08 KR KR1020050019216A patent/KR20060043528A/ko not_active Application Discontinuation
- 2005-03-15 US US11/079,233 patent/US7397736B2/en not_active Expired - Fee Related
- 2005-03-16 CN CNB2005100558733A patent/CN100385526C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0863767A (ja) * | 1994-08-19 | 1996-03-08 | Hitachi Ltd | 光情報記録再生装置および光ディスク |
US6606286B1 (en) * | 1998-01-05 | 2003-08-12 | Mitburri Electric Co., Ltd | Tln signal generating apparatus used in optical disc drive and optical disc drive equipped with the apparatus, and optical disc drive equipped with amplitude adjusting apparatus for tracking error signal |
CN1309392A (zh) * | 1999-09-16 | 2001-08-22 | 三星电子株式会社 | 误差信号检测装置和再现信号检测装置 |
JP2002269775A (ja) * | 2001-03-09 | 2002-09-20 | Sanyo Electric Co Ltd | 光ディスク装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1670842A (zh) | 2005-09-21 |
JP2005267682A (ja) | 2005-09-29 |
US7397736B2 (en) | 2008-07-08 |
JP4079902B2 (ja) | 2008-04-23 |
US20050207291A1 (en) | 2005-09-22 |
KR20060043528A (ko) | 2006-05-15 |
DE102005009778A1 (de) | 2005-11-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100385526C (zh) | 光盘装置及其跟踪控制方法 | |
US5199017A (en) | Optical disk drive and method for counting the number of tracks on an optical disk | |
JP3221597B2 (ja) | 光学式情報記録再生装置 | |
JPH02101637A (ja) | 光学的情報記録再生装置 | |
JPH04149824A (ja) | 光ディスクの情報読取装置 | |
US5229984A (en) | Signal producing apparatus for optical recording/reproducing apparatus for suppressing noises caused by leaking current of photodetector | |
US20090252003A1 (en) | Optical recording/reproducing apparatus and focus search method | |
US5050151A (en) | Apparatus for playing back data read out of data tracks on a recorded medium | |
US6577572B2 (en) | Apparatus for reproduction or recording data or information with a photodetector and digital error signal and evaluation signal processing | |
US5572501A (en) | Optical pickup actuator focus control with reference to a focus zero detection signal and a focus servo drive zero detection signal | |
USRE36864E (en) | Optical disk drive and methods for counting the number of tracks on an optical disk | |
EP0479473B1 (en) | Apparatus for and method of counting the number of tracks on an optical disk | |
JPH0714179A (ja) | 光ディスク装置のフォーカス制御装置 | |
JP2842533B2 (ja) | 光ディスク記録/再生装置 | |
TW200402040A (en) | Method and circuit for detecting header field signal, and method and apparatus for controlling servo using header field signal | |
JP2010134989A (ja) | 光ディスク装置 | |
US20110216638A1 (en) | Optical disc device and tracking servo control circuit therefor | |
JPH03192534A (ja) | フォーカスエラー信号検出方法 | |
JPS61188746A (ja) | 情報再生装置 | |
KR19980075473A (ko) | 디브이디알 시스템의 기록 오류 방지 장치 및 방법 | |
JPH01169742A (ja) | トラック極性検出装置 | |
JPH0352124A (ja) | ゼロクロスパルス生成回路及び光ディスク装置 | |
JPS6142742A (ja) | 光学ディスク記録装置 | |
JP2002269777A (ja) | 光ディスク装置 | |
JPH10247324A (ja) | 駆動回路と光ディスク装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: RENESAS ELECTRONICS CO., LTD. Free format text: FORMER OWNER: NEC CORP. Effective date: 20101119 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20101119 Address after: Kanagawa, Japan Patentee after: Renesas Electronics Corporation Address before: Kanagawa, Japan Patentee before: NEC Corp. |
|
CP02 | Change in the address of a patent holder |
Address after: Tokyo, Japan Patentee after: Renesas Electronics Corporation Address before: Kanagawa, Japan Patentee before: Renesas Electronics Corporation |
|
CP02 | Change in the address of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20190316 |
|
CF01 | Termination of patent right due to non-payment of annual fee |