CN1316732A - 光盘倾斜误差的检测方法及其装置 - Google Patents
光盘倾斜误差的检测方法及其装置 Download PDFInfo
- Publication number
- CN1316732A CN1316732A CN01104663A CN01104663A CN1316732A CN 1316732 A CN1316732 A CN 1316732A CN 01104663 A CN01104663 A CN 01104663A CN 01104663 A CN01104663 A CN 01104663A CN 1316732 A CN1316732 A CN 1316732A
- Authority
- CN
- China
- Prior art keywords
- signal
- value
- difference
- ivfo1
- ivfo3
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims description 29
- 230000003287 optical effect Effects 0.000 title claims description 12
- 238000000034 method Methods 0.000 claims abstract description 26
- 230000001360 synchronised effect Effects 0.000 claims abstract description 8
- 230000014509 gene expression Effects 0.000 description 14
- 101100243942 Caenorhabditis elegans pid-4 gene Proteins 0.000 description 11
- 101000609957 Homo sapiens PTB-containing, cubilin and LRP1-interacting protein Proteins 0.000 description 11
- 101150109471 PID2 gene Proteins 0.000 description 11
- 102100039157 PTB-containing, cubilin and LRP1-interacting protein Human genes 0.000 description 11
- 101100190466 Caenorhabditis elegans pid-3 gene Proteins 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 2
- 101100243950 Arabidopsis thaliana PIE1 gene Proteins 0.000 description 1
- 101100288529 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) LCD1 gene Proteins 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- 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
-
- 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
- G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
Landscapes
- Optical Recording Or Reproduction (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR35421/98 | 1998-08-29 | ||
KR35422/98 | 1998-08-29 | ||
KR19980035422 | 1998-08-29 | ||
KR35422/1998 | 1998-08-29 | ||
KR19980035421 | 1998-08-29 | ||
KR35421/1998 | 1998-08-29 | ||
KR8482/99 | 1999-03-13 | ||
KR8482/1999 | 1999-03-13 | ||
KR1019990008482A KR100618962B1 (ko) | 1998-08-29 | 1999-03-13 | 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB991184017A Division CN1246845C (zh) | 1998-08-29 | 1999-08-30 | 伺服误差检测方法和设备以及检测跟踪误差的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1316732A true CN1316732A (zh) | 2001-10-10 |
CN1236430C CN1236430C (zh) | 2006-01-11 |
Family
ID=38169480
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011046635A Expired - Lifetime CN1236430C (zh) | 1998-08-29 | 1999-08-30 | 光盘倾斜误差的检测方法 |
CNB011046643A Expired - Lifetime CN1236433C (zh) | 1998-08-29 | 1999-08-30 | 倾斜误差检测装置 |
CNB991184017A Expired - Lifetime CN1246845C (zh) | 1998-08-29 | 1999-08-30 | 伺服误差检测方法和设备以及检测跟踪误差的方法 |
CNB011046651A Expired - Lifetime CN1236428C (zh) | 1998-08-29 | 1999-08-30 | 再现光盘数据的装置的倾斜误差检测方法 |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011046643A Expired - Lifetime CN1236433C (zh) | 1998-08-29 | 1999-08-30 | 倾斜误差检测装置 |
CNB991184017A Expired - Lifetime CN1246845C (zh) | 1998-08-29 | 1999-08-30 | 伺服误差检测方法和设备以及检测跟踪误差的方法 |
CNB011046651A Expired - Lifetime CN1236428C (zh) | 1998-08-29 | 1999-08-30 | 再现光盘数据的装置的倾斜误差检测方法 |
Country Status (12)
Country | Link |
---|---|
US (8) | US6469979B1 (zh) |
EP (4) | EP0984436B1 (zh) |
JP (9) | JP2000076681A (zh) |
KR (1) | KR100618962B1 (zh) |
CN (4) | CN1236430C (zh) |
BR (3) | BR9917653B1 (zh) |
DE (2) | DE69937132T2 (zh) |
HK (3) | HK1037775A1 (zh) |
ID (1) | ID23764A (zh) |
MY (2) | MY122151A (zh) |
SG (3) | SG134979A1 (zh) |
TW (1) | TW451184B (zh) |
Families Citing this family (35)
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JP2856391B2 (ja) * | 1996-05-30 | 1999-02-10 | 株式会社日立製作所 | 情報記録方法及び情報記録装置 |
KR100618962B1 (ko) * | 1998-08-29 | 2006-09-01 | 삼성전자주식회사 | 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법 |
EP0987691B1 (en) * | 1998-09-14 | 2000-10-04 | Matsushita Electric Industrial Co., Ltd. | Tilt detection device, optical disc recording and reproducing device, and tilt detection method |
KR100565043B1 (ko) * | 1998-09-15 | 2006-03-30 | 삼성전자주식회사 | 틸트 및 디트랙 검출 장치, 틸트 및 디트랙 제어 장치, 이에 적합한 기준값 설정 방법 그리고 이에 적합한 디스크 |
KR100577151B1 (ko) * | 1999-04-16 | 2006-05-09 | 엘지전자 주식회사 | 광 기록매체의 기록재생 방법 및 장치 |
JP2000298857A (ja) * | 1999-03-30 | 2000-10-24 | Lg Electronics Inc | 光記録媒体の記録再生方法及び装置 |
US7085204B1 (en) * | 1999-05-18 | 2006-08-01 | Lg Electronics, Inc. | Method and apparatus for controlling record and reproduction of optical record medium involving averaging servo error signals |
KR100346701B1 (ko) * | 1999-05-25 | 2002-08-01 | 삼성전자 주식회사 | 레이저 다이오드의 출력 제어 방법 및 이에 적합한 장치 |
DE19934473A1 (de) * | 1999-07-27 | 2001-02-01 | Thomson Brandt Gmbh | Gerät zum Beschreiben optischer Aufzeichnungsträger |
JP3817408B2 (ja) * | 2000-03-28 | 2006-09-06 | 三星電機株式会社 | チルト検出装置 |
TW501113B (en) * | 2000-04-25 | 2002-09-01 | Samsung Electronics Co Ltd | Optical disc |
US7369968B2 (en) * | 2000-06-16 | 2008-05-06 | Verisae, Inc. | Enterprise energy management system |
JP2002008246A (ja) * | 2000-06-20 | 2002-01-11 | Sony Corp | ディスク状記録媒体、ディスク記録及び/又は再生装置及び方法、並びにチルト検出方法 |
KR100379399B1 (ko) * | 2000-10-02 | 2003-04-10 | 엘지전자 주식회사 | 광 기록매체의 헤더 영역 검출 방법 및 장치와 이를이용한 기록 재생 방법 |
KR100375223B1 (ko) * | 2000-11-21 | 2003-03-07 | 엘지전자 주식회사 | 광픽업 장치 및 광픽업 틸트 제어방법 |
JP3674565B2 (ja) * | 2001-09-25 | 2005-07-20 | ティアック株式会社 | 光ディスク装置 |
US7899862B2 (en) | 2002-11-18 | 2011-03-01 | Aol Inc. | Dynamic identification of other users to an online user |
JP2004327007A (ja) | 2003-04-08 | 2004-11-18 | Nec Corp | 光学的情報記録媒体および光学的情報記録再生装置 |
JP2004362672A (ja) * | 2003-06-04 | 2004-12-24 | Sanyo Electric Co Ltd | 光ディスク再生装置のチルト制御方法 |
US6958881B1 (en) | 2003-11-26 | 2005-10-25 | Western Digital Technologies, Inc. | Disk drive control system having a servo processing accelerator circuit |
KR20050052606A (ko) * | 2003-11-28 | 2005-06-03 | 삼성전자주식회사 | 정보저장매체, 이에 기록된 정보재생방법 및 장치 |
US20060153048A1 (en) * | 2003-12-01 | 2006-07-13 | Kuo-Jung Lan | Protection window signal generator for header detection and method thereof |
TWI230930B (en) * | 2003-12-01 | 2005-04-11 | Mediatek Inc | Protecting method and related apparatus for accurate header detection |
TWI260013B (en) * | 2003-12-04 | 2006-08-11 | Mediatek Inc | Optical incidence auto-adjusting system |
US7133235B2 (en) * | 2004-02-25 | 2006-11-07 | Hitachi Global Storage Technologies Netherlands, B.V. | System and method for correcting for head tilt in HDD |
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US20070133365A1 (en) * | 2005-12-12 | 2007-06-14 | Shih-Hao Ko | Tilt calibration apparatus and method capable of adjusting included angle between optical pick-up head and optical disc according to wobble signal |
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US7796480B2 (en) * | 2006-06-05 | 2010-09-14 | Mediatek Inc. | Apparatus and methods for light spot servo signal detection |
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TWI332658B (en) * | 2006-06-14 | 2010-11-01 | Realtek Semiconductor Corp | Tilt error detecting apparatus, tilt calibration apparatus, tilt error detecting method and tilt calibration method |
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TW201225075A (en) * | 2010-12-02 | 2012-06-16 | Quanta Storage Inc | Method for detecting obliquity of optical disc drive |
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JP3104222B2 (ja) * | 1997-05-19 | 2000-10-30 | ソニー株式会社 | 光ディスク装置 |
KR100244772B1 (ko) * | 1997-07-26 | 2000-02-15 | 전주범 | 디브이디알 시스템의 트래킹 서보 장치 |
KR100277023B1 (ko) * | 1997-08-30 | 2001-01-15 | 구자홍 | 트랙킹 서보장치 |
KR100618962B1 (ko) | 1998-08-29 | 2006-09-01 | 삼성전자주식회사 | 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법 |
JP2000287493A (ja) | 1999-03-30 | 2000-10-13 | Matsushita Electric Ind Co Ltd | モータの保護装置 |
-
1999
- 1999-03-13 KR KR1019990008482A patent/KR100618962B1/ko active IP Right Grant
- 1999-08-26 SG SG200207792-3A patent/SG134979A1/en unknown
- 1999-08-26 SG SG9904192A patent/SG115328A1/en unknown
- 1999-08-26 SG SG200207752-7A patent/SG134978A1/en unknown
- 1999-08-26 JP JP11240545A patent/JP2000076681A/ja not_active Withdrawn
- 1999-08-27 EP EP99306812A patent/EP0984436B1/en not_active Expired - Lifetime
- 1999-08-27 EP EP02025372A patent/EP1308940B1/en not_active Expired - Lifetime
- 1999-08-27 MY MYPI99003713A patent/MY122151A/en unknown
- 1999-08-27 DE DE69937132T patent/DE69937132T2/de not_active Expired - Lifetime
- 1999-08-27 TW TW088114772A patent/TW451184B/zh not_active IP Right Cessation
- 1999-08-27 EP EP02025433A patent/EP1293972A3/en not_active Withdrawn
- 1999-08-27 DE DE69936598T patent/DE69936598T2/de not_active Expired - Lifetime
- 1999-08-27 MY MYPI20023217A patent/MY122541A/en unknown
- 1999-08-27 EP EP02025798A patent/EP1308941A1/en not_active Withdrawn
- 1999-08-30 CN CNB011046635A patent/CN1236430C/zh not_active Expired - Lifetime
- 1999-08-30 CN CNB011046643A patent/CN1236433C/zh not_active Expired - Lifetime
- 1999-08-30 BR BRPI9917653-0A patent/BR9917653B1/pt not_active IP Right Cessation
- 1999-08-30 BR BR9903978-8A patent/BR9903978A/pt not_active Application Discontinuation
- 1999-08-30 CN CNB991184017A patent/CN1246845C/zh not_active Expired - Lifetime
- 1999-08-30 CN CNB011046651A patent/CN1236428C/zh not_active Expired - Lifetime
- 1999-08-30 ID IDP990824D patent/ID23764A/id unknown
- 1999-08-30 BR BRPI9917654-8A patent/BR9917654B1/pt not_active IP Right Cessation
- 1999-08-30 US US09/385,415 patent/US6469979B1/en not_active Expired - Lifetime
-
2000
- 2000-07-31 US US09/629,049 patent/US6556520B1/en not_active Expired - Lifetime
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