TW200614205A - Spot aberrations in a two-dimensional optical storage system - Google Patents

Spot aberrations in a two-dimensional optical storage system

Info

Publication number
TW200614205A
TW200614205A TW094115458A TW94115458A TW200614205A TW 200614205 A TW200614205 A TW 200614205A TW 094115458 A TW094115458 A TW 094115458A TW 94115458 A TW94115458 A TW 94115458A TW 200614205 A TW200614205 A TW 200614205A
Authority
TW
Taiwan
Prior art keywords
readout
spot
isi
aberrations
spots
Prior art date
Application number
TW094115458A
Other languages
English (en)
Inventor
Dominique Maria Bruls
Der Lee Alexander Marc Van
Christopher Busch
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of TW200614205A publication Critical patent/TW200614205A/zh

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
    • G11B7/007—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
    • G11B7/013—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 for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector
    • 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
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • 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
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
TW094115458A 2004-05-13 2005-05-12 Spot aberrations in a two-dimensional optical storage system TW200614205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04102106 2004-05-13

Publications (1)

Publication Number Publication Date
TW200614205A true TW200614205A (en) 2006-05-01

Family

ID=34967716

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094115458A TW200614205A (en) 2004-05-13 2005-05-12 Spot aberrations in a two-dimensional optical storage system

Country Status (9)

Country Link
US (1) US20080008061A1 (zh)
EP (1) EP1751751B1 (zh)
JP (1) JP2007537559A (zh)
KR (1) KR20070012850A (zh)
CN (1) CN100481218C (zh)
AT (1) ATE409340T1 (zh)
DE (1) DE602005009949D1 (zh)
TW (1) TW200614205A (zh)
WO (1) WO2005112011A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4727620B2 (ja) * 2007-05-11 2011-07-20 シャープ株式会社 光再生装置
KR101575072B1 (ko) * 2014-10-21 2015-12-07 숭실대학교산학협력단 2차원 데이터 구조에서 심볼 간 간섭을 보상하는 방법 및 장치, 이를 수행하기 위한 기록매체

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5491678A (en) * 1990-05-25 1996-02-13 Hitachi, Ltd. Method and apparatus for recording/reproducing information data in a two-dimensional format
US5774444A (en) * 1990-05-25 1998-06-30 Hitachi, Ltd. Split photo detector for detecting a central portion and a peripheral portion of a reflected light beam
US5483511A (en) * 1993-02-17 1996-01-09 Vixel Corporation Multiple beam optical memory system with solid-state lasers
JP3224901B2 (ja) * 1993-05-06 2001-11-05 パイオニア株式会社 光ディスク、光ディスク再生装置及び光ディスクの記録再生方法
JP3267752B2 (ja) * 1993-07-05 2002-03-25 パイオニア株式会社 光ディスク、光ディスク再生装置及び光ディスクの記録再生方法
US5619487A (en) * 1994-08-10 1997-04-08 Nippon Telegraph And Telephone Corporation Optical data readout with two beams on three tracks
US5808988A (en) * 1995-02-15 1998-09-15 Hitachi, Ltd. Reproduction of optical information by one-beam optics with reduced crosstalk as recorded in multi-phases and multi-levels at staggered lattice points, and apparatus and recording medium therefor
US5959953A (en) * 1996-07-03 1999-09-28 Zen Research Nv Methods and apparatus for performing cross-talk correction in a multi-track optical disk reader based on magnification error
JP2001167435A (ja) * 1999-12-03 2001-06-22 Fujitsu Ltd 光ディスク記録方法及び光ディスク再生方法並びにその方法を利用した光記録媒体、光ディスク装置
US6940805B2 (en) * 2001-10-23 2005-09-06 Dragsholm Wireless Holdings Llc Methods and apparatus for cross-talk and jitter reduction in multi-beam optical disks
JP2005521983A (ja) * 2002-03-29 2005-07-21 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 光記録媒体のための書き込み方式

Also Published As

Publication number Publication date
WO2005112011A1 (en) 2005-11-24
KR20070012850A (ko) 2007-01-29
US20080008061A1 (en) 2008-01-10
ATE409340T1 (de) 2008-10-15
CN100481218C (zh) 2009-04-22
JP2007537559A (ja) 2007-12-20
EP1751751A1 (en) 2007-02-14
CN1954373A (zh) 2007-04-25
EP1751751B1 (en) 2008-09-24
DE602005009949D1 (de) 2008-11-06

Similar Documents

Publication Publication Date Title
WO2006092616A3 (en) Method of and apparatus for encoding data
CN102634632B (zh) 一种转炉火焰温度检测系统和方法
Clark et al. Ice sheets by volume
EP1580997A4 (en) VIDEO SIGNAL PROCESSOR, VIDEO SIGNAL RECORDER, VIDEO SIGNAL READER, VIDEO SIGNAL PROCESSOR PROCESSING METHOD, VIDEO SIGNAL RECORDER PROCESSING METHOD, VIDEO SIGNAL READER PROCESSING METHOD, AND DATA MEDIUM PROCESSOR
AU2001232147A1 (en) Method for the distribution of data marks on a medium, and method and apparatus for the holographic recording and readout of data
EP1901553A4 (en) IMAGING DEVICE, IMAGE PROCESSING METHOD OBTAINED, IMAGE PROCESSING DEVICE, PROGRAM FOR THE IMAGE PROCESSING METHOD OBTAINED, RECORDING MEDIUM OF THE PROGRAM, AND IMAGE PROCESSING SYSTEM OBTAINED
TW200614205A (en) Spot aberrations in a two-dimensional optical storage system
US20100153645A1 (en) Cache control apparatus and method
ATE481713T1 (de) Verfahren und vorrichtung für mehrere zeilen- cache-speicher pro bank
EP1650752A4 (en) OPTICAL RECORDING MEDIUM AND PROCESS FOR ITS MANUFACTURE AND DATA COLLECTION PROCESS AND DATA PROCESSING METHOD FOR AN OPTICAL RECORDING MEDIUM
EP1211882A3 (en) Image recorder
EP1930893A4 (en) OPTICAL DATA CARRIER, METHOD FOR MANUFACTURING SUCH OPTICAL DATA CARRIER, PUNCHER, SIGNAL PROCESSING METHOD, SIGNALING PROCESSOR, PICTURE SIGNATURE METHOD, DEVICE FOR RECORDING ON OPTICAL DATA CARRIER AND OPTICAL RECORDING MEDIUM
EP1309104A4 (en) CALIBRATION DEVICE, ADAPTIVE GROUP DEVICE, CALIBRATION PROCEDURE, PROGRAM MEMORY AND PROGRAM
TW200518075A (en) Information storage medium and method and apparatus for reproducing information recorded on the same
EP1657719A4 (en) OPTICAL RECORDING MEDIUM AND PROCESS FOR ITS MANUFACTURE, DATA RECORDING METHOD AND DATA REPRODUCTION METHOD FOR AN OPTICAL RECORDING MEDIUM
TW200639826A (en) Optical recording method and optical recoridng regeneration device
TW200715278A (en) Optimization of spherical aberration to determine current layer
TW200518584A (en) Solid state image pickup device
Breckenridge et al. A new glacial varve chronology along the southern Laurentide Ice Sheet that spans the Younger Dryas–Holocene boundary
Yu et al. Blind detection for JPEG steganography
WO2009035088A1 (ja) 動画像符号化における動き探索装置
EP2012198A4 (en) METHOD AND DEVICES FOR PROCESSING AN OPTICAL RECORDING MEDIUM AND OPTICAL RECORDING / REPRODUCING DEVICE
EP1926092A4 (en) OPTICAL RECORDING METHOD, OPTICAL RECORDER, OPTICAL RECORDING MEDIUM, AND OPTICAL RECORDING / REPRODUCING METHOD
EP1783766A3 (en) Information reproduction apparatus and method
TW200745766A (en) Drawing point data obtainment method and apparatus