ID20615A - Medium perekaman optik dan metode perekaman daripadanya - Google Patents

Medium perekaman optik dan metode perekaman daripadanya

Info

Publication number
ID20615A
ID20615A IDP981041A ID981041A ID20615A ID 20615 A ID20615 A ID 20615A ID P981041 A IDP981041 A ID P981041A ID 981041 A ID981041 A ID 981041A ID 20615 A ID20615 A ID 20615A
Authority
ID
Indonesia
Prior art keywords
recording
track
recording medium
peripheral position
methods
Prior art date
Application number
IDP981041A
Other languages
English (en)
Indonesian (id)
Inventor
Tamotsu Yamagami
Toru Takeda
Shoei Kobayashi
Koichiro Ogihara
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of ID20615A publication Critical patent/ID20615A/id

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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24082—Meandering
    • 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
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B2020/1218—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc
    • G11B2020/1238—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc track, i.e. the entire a spirally or concentrically arranged path on which the recording marks are located
    • G11B2020/1239—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc track, i.e. the entire a spirally or concentrically arranged path on which the recording marks are located the track being a pregroove, e.g. the wobbled track of a recordable optical disc
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1267—Address data
    • G11B2020/1268—Address in pregroove [ADIP] information
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1277—Control data, system data or management information, i.e. data used to access or process user data for managing gaps between two recordings, e.g. control data in linking areas, run-in or run-out fields, guard or buffer zones
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1278—Physical format specifications of the record carrier, e.g. compliance with a specific standard, recording density, number of layers, start of data zone or lead-out

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Holo Graphy (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
IDP981041A 1997-07-24 1998-07-23 Medium perekaman optik dan metode perekaman daripadanya ID20615A (id)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19830097 1997-07-24
JP33848997A JP4144054B2 (ja) 1997-07-24 1997-12-09 光ディスクの記録方法

Publications (1)

Publication Number Publication Date
ID20615A true ID20615A (id) 1999-01-28

Family

ID=26510900

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP981041A ID20615A (id) 1997-07-24 1998-07-23 Medium perekaman optik dan metode perekaman daripadanya

Country Status (15)

Country Link
US (1) US6256282B1 (pt)
EP (2) EP0893794B1 (pt)
JP (1) JP4144054B2 (pt)
KR (1) KR100572810B1 (pt)
CN (2) CN1296912C (pt)
AT (1) ATE306708T1 (pt)
AU (1) AU749969B2 (pt)
BR (1) BR9802559A (pt)
DE (1) DE69831837T2 (pt)
DK (1) DK0893794T3 (pt)
ES (1) ES2246523T3 (pt)
ID (1) ID20615A (pt)
MY (1) MY120337A (pt)
SG (2) SG111079A1 (pt)
TW (1) TW417105B (pt)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3845849B2 (ja) * 1996-10-18 2006-11-15 ソニー株式会社 記録装置および記録方法、並びに記録媒体
ATE310306T1 (de) * 1998-08-04 2005-12-15 Koninkl Philips Electronics Nv Optische platte und abtastgerät dafür
JP4491801B2 (ja) * 1999-01-19 2010-06-30 日本ビクター株式会社 記録媒体、記録方法、記録装置、再生方法、および再生装置
EP1066628B1 (en) 1999-01-25 2003-11-12 Koninklijke Philips Electronics N.V. Record carrier and apparatus for scanning the record carrier
JP2000348347A (ja) * 1999-03-30 2000-12-15 Ricoh Co Ltd 光ディスク
KR100544175B1 (ko) 1999-05-08 2006-01-23 삼성전자주식회사 링킹 타입 정보를 저장하는 기록 매체와 결함 영역 처리 방법
EP1662493B1 (en) * 1999-05-19 2010-07-14 Mitsubishi Kagaku Media Co., Ltd. Recording at constant angular velocity
KR100611953B1 (ko) * 1999-07-07 2006-08-11 삼성전자주식회사 기본 단위 속성 정보를 저장하는 기록 매체와 이 속성 정보를 이용한 데이터 판별 방법
KR100326338B1 (ko) * 1999-09-18 2002-03-08 구자홍 광기록매체의 최적 기록방법
EE05207B1 (et) * 1999-10-20 2009-08-17 Koninklijke Philips Electronics N.V. Lugemistpi salvestuskandja, meetod lugemistpi salvestuskandja valmistamiseks ja lugemisseade lugemistpi salvestuskandja lugemiseks
US6430123B1 (en) * 1999-11-10 2002-08-06 Maxtor Corporation Scanning micropatterns on an optical medium
TW457478B (en) * 1999-12-16 2001-10-01 Ind Tech Res Inst Rewritable DVD discs
AU2221201A (en) 1999-12-28 2001-07-09 Mitsubishi Chemical Corporation Rewritable phase change optical disk partly having rom region and data recordingand erasing methods for optical disk
JP3962522B2 (ja) 2000-02-14 2007-08-22 パイオニア株式会社 情報記録媒体
SG99889A1 (en) 2000-02-25 2003-11-27 Sony Corp Recording medium, recording apparatus and reading apparatus
US6498773B1 (en) * 2000-03-15 2002-12-24 Mitsumi Electric Co., Ltd. Optical disk drive and write speed control method
US6990058B1 (en) * 2000-04-03 2006-01-24 Dphi Acquisitions, Inc. Structure and method for storing data on optical disks
JP2002032922A (ja) 2000-05-12 2002-01-31 Sony Corp 光ディスク及び光ディスク装置
JP4523117B2 (ja) * 2000-05-31 2010-08-11 富士通セミコンダクター株式会社 データ記録装置、データ記録方法及びディスク装置
US20080123491A1 (en) * 2000-09-07 2008-05-29 Samsung Electronics Co., Ltd Optical recording medium having read-only storage area and writeable storage area and recording/reproducing apparatus and method therefor
AU2001290298A1 (en) * 2000-10-03 2002-04-15 Matsushita Electric Industrial Co., Ltd. Multi-layer optical disk and method of producing mult-layer optical disk
US7002895B1 (en) * 2000-11-18 2006-02-21 Hewlett-Packard Development Company, L.P. Optical disk having zone constant angular velocity wobble
US7266753B2 (en) 2000-12-26 2007-09-04 Pioneer Corporation Information recording/reproducing apparatus, and information recording medium
KR100475604B1 (ko) 2001-03-09 2005-03-10 엘지전자 주식회사 재생전용 광디스크와, 그 재생전용 광디스크 장치에서의재생방법
MXPA02012782A (es) * 2001-04-24 2003-05-15 Koninkl Philips Electronics Nv Transportador de grabacion y aparato para examinar el transportador de grabacion.
JP2003022580A (ja) * 2001-05-02 2003-01-24 Victor Co Of Japan Ltd 情報記録担体、情報記録担体の製造方法、情報記録担体再生装置及び情報記録担体記録装置
JP4145024B2 (ja) * 2001-05-17 2008-09-03 富士通株式会社 情報再生装置、及び情報記録媒体再生システム
US7107299B2 (en) * 2001-08-14 2006-09-12 Hewlett-Packard Development Company, L.P. Method and apparatus for managing large numbers of objects having the same property
JP2003168222A (ja) 2001-09-20 2003-06-13 Victor Co Of Japan Ltd 情報記録担体及び情報記録担体の再生方法及び情報記録担体の再生装置
JP2003173543A (ja) * 2001-09-26 2003-06-20 Victor Co Of Japan Ltd 情報記録担体及び情報記録担体の再生方法及び情報記録担体の再生装置
KR100716962B1 (ko) * 2001-09-29 2007-05-10 삼성전자주식회사 광디스크
WO2003098609A1 (en) * 2002-05-20 2003-11-27 Samsung Electronics Co., Ltd. Optical disc and method for recording data on the same
KR100881665B1 (ko) * 2002-05-31 2009-02-06 삼성전자주식회사 다층의 광 정보 저장매체 및 그 기록/재생 방법
EP1571666A3 (en) * 2002-06-05 2010-04-14 Lg Electronics Inc. Recording medium with a linking area including scrambling data thereon and apparatus and methods for forming, recording, and reproducing the recording medium
US7539111B2 (en) * 2002-07-01 2009-05-26 Panasonic Corporation Optical disc, optical disc recording device, optical disc recording method
KR100727918B1 (ko) * 2002-08-03 2007-06-14 삼성전자주식회사 정보저장 매체 및 그 기록 및/또는 재생 방법
AU2003251171A1 (en) 2002-08-03 2004-02-23 Samsung Electronics Co., Ltd. Information storage medium and method of recording and/or reproducing with respect to the medium
JP3889365B2 (ja) * 2002-08-12 2007-03-07 パイオニア株式会社 光学式記録媒体、記録装置、記録方法及び光学式記録媒体の製造方法
JP2004079078A (ja) * 2002-08-19 2004-03-11 Nec Corp 光記録媒体及びその情報記録方法、記録装置
JP4130884B2 (ja) * 2002-09-09 2008-08-06 ソニー株式会社 再生装置、再生方法
KR100576160B1 (ko) * 2002-12-11 2006-05-03 엘지전자 주식회사 고밀도 광디스크의 기록위치 판별방법 및 장치
KR100750109B1 (ko) * 2003-02-15 2007-08-21 삼성전자주식회사 정보 저장매체
EP1639581A4 (en) * 2003-06-30 2008-12-10 Samsung Electronics Co Ltd INFORMATION STORAGE MEDIUM AND METHOD AND DEVICE FOR RECORDING AND / OR PLAYING DATA
WO2005101380A1 (ja) 2004-04-08 2005-10-27 Mitsubishi Denki Kabushiki Kaisha 光ディスク、光ディスク駆動装置、光ディスク駆動方法、データプロセッシング装置、及び光ディスク記録／再生装置
CN101095192B (zh) * 2004-09-14 2010-05-26 Lg电子株式会社 在记录介质上记录和再现数据的方法和设备
US8000177B2 (en) * 2006-06-12 2011-08-16 Panasonic Corporation Reading device and reading method for an optical data recording medium
KR101107371B1 (ko) 2010-11-30 2012-01-20 에스에이치모바일 (주) 콘덴서 마이크로폰의 내부 정전용량 측정 장치 및 방법
JP6202337B2 (ja) 2014-03-31 2017-09-27 株式会社Ｇｓユアサ 蓄電素子、および、その製造方法

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2510981B1 (fr) * 1981-08-04 1985-10-18 Kone Ste Fse Ascenseurs Equipement pour la manutention automatique et le stockage de futs
US5025435A (en) * 1988-02-03 1991-06-18 U.S. Philips Corporation Apparatus for reading or writing contrast enhanced information optical record carrier
NL8800255A (nl) 1988-02-03 1989-09-01 Philips Nv Optische registratiedrager.
US5185732A (en) * 1988-06-20 1993-02-09 Sony Corporation Recording medium and recording and reproducing apparatus employing the recording medium
US5270991A (en) * 1990-06-29 1993-12-14 North American Philips Corporation Track format for use with an optical record carrier having a varying track pitch
JP2809835B2 (ja) * 1990-07-30 1998-10-15 松下電器産業株式会社 光ディスク装置および光ディスク
JP3141241B2 (ja) * 1990-08-24 2001-03-05 ソニー株式会社 ディスク記録装置及びディスク再生装置
JP3158474B2 (ja) * 1991-03-28 2001-04-23 ソニー株式会社 記録方法、ディスク記録装置及びディスク再生装置
DE69326191T2 (de) * 1992-05-22 2000-03-23 Sony Corp., Tokio/Tokyo Plattenaufzeichnungsgerät und Plattenaufzeichnungsverfahren
JP3221100B2 (ja) * 1992-10-30 2001-10-22 ソニー株式会社 光ディスク
JPH06187732A (ja) * 1992-12-15 1994-07-08 Sony Corp 光磁気デイスク装置及び光磁気デイスク
JP3440952B2 (ja) * 1993-02-24 2003-08-25 ソニー株式会社 データ記録方法及びデータ再生方法
JPH06309672A (ja) * 1993-04-26 1994-11-04 Sony Corp 光ディスク記録媒体及び光ディスク装置
JP2860229B2 (ja) * 1993-06-25 1999-02-24 株式会社ケンウッド 光ディスク記録再生装置
JP3145235B2 (ja) * 1993-09-03 2001-03-12 パイオニア株式会社 記録可能ディスク及びその記録装置、記録方法
JP3051016B2 (ja) * 1994-01-20 2000-06-12 松下電器産業株式会社 光ディスク媒体およびそのクロック生成装置
JP3150850B2 (ja) * 1994-07-08 2001-03-26 シャープ株式会社 光磁気ディスク原盤の製造方法
JP3480057B2 (ja) * 1994-09-12 2003-12-15 ソニー株式会社 データ記録方法、データ再生方法及び記録媒体
JPH08147699A (ja) * 1994-11-22 1996-06-07 Sony Corp 情報記録再生装置
US6487151B1 (en) * 1994-12-20 2002-11-26 Matsushita Electric Industrial Co. Ltd. Optical information recording and reproducing system with overwrite capability and recording medium for use therewith
US6118752A (en) * 1995-07-07 2000-09-12 Matsushita Electric Industrial Co., Ltd. Optical information recording medium offset pre-pit array indicating identification information
US5703867A (en) * 1995-07-21 1997-12-30 Hitachi, Ltd. Optical recording medium having a dummy area at leading and/or trailing positions of recording area
US5835479A (en) * 1995-10-09 1998-11-10 Matsushita Electric Industrial Co., Ltd. Optical information recording medium
JPH09237421A (ja) * 1996-03-01 1997-09-09 Sony Corp 記録再生装置および方法
JP3703569B2 (ja) 1996-04-02 2005-10-05 ソニー株式会社 光記録媒体及びその記録再生方法、記録再生装置
JP2856390B2 (ja) * 1996-07-26 1999-02-10 株式会社日立製作所 情報記録媒体及びそれを用いた記録再生方法
US5809006A (en) * 1996-05-31 1998-09-15 Cagent Technologies, Inc. Optical disk with copy protection, and apparatus and method for recording and reproducing same
JPH1069646A (ja) * 1996-08-29 1998-03-10 Ricoh Co Ltd 光ディスク媒体、光ディスク装置
DE69704087T2 (de) * 1996-10-07 2001-06-13 Matsushita Electric Ind Co Ltd Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
JP3845849B2 (ja) * 1996-10-18 2006-11-15 ソニー株式会社 記録装置および記録方法、並びに記録媒体
CN1145936C (zh) * 1996-10-22 2004-04-14 株式会社日立制作所 表示磁道摆动信息的信息记录媒体及信息记录重放装置

Also Published As

Publication number Publication date
MY120337A (en) 2005-10-31
JP4144054B2 (ja) 2008-09-03
AU7747698A (en) 1999-02-04
DK0893794T3 (da) 2005-11-07
EP1538610A3 (en) 2008-10-22
SG111079A1 (en) 2005-05-30
SG89261A1 (en) 2002-06-18
ATE306708T1 (de) 2005-10-15
JPH1196602A (ja) 1999-04-09
US6256282B1 (en) 2001-07-03
CN1296912C (zh) 2007-01-24
AU749969B2 (en) 2002-07-04
EP0893794A2 (en) 1999-01-27
KR100572810B1 (ko) 2006-10-31
KR19990014335A (ko) 1999-02-25
CN1311452C (zh) 2007-04-18
TW417105B (en) 2001-01-01
CN1213130A (zh) 1999-04-07
EP0893794A3 (en) 2001-05-02
ES2246523T3 (es) 2006-02-16
DE69831837T2 (de) 2006-07-06
DE69831837D1 (de) 2006-02-23
EP0893794B1 (en) 2005-10-12
BR9802559A (pt) 1999-10-13
CN1542794A (zh) 2004-11-03
EP1538610A2 (en) 2005-06-08

Similar Documents

Publication Publication Date Title
ID20615A (id) Medium perekaman optik dan metode perekaman daripadanya
EP0696798A4 (en) DATA RECORDING APPARATUS AND METHOD, DATA RECORDING MEDIUM AND DATA PLAYING DEVICE AND METHOD
EP2157576A3 (en) Optical disk and a method for reproducing data from such an optical disk
EP0674316A3 (en) Optical disk and method and apparatus for recording and then playing information back from that disk
EP0793233A3 (en) Information record medium, apparatus for recording the same and apparatus for reproducing the same
EP0368585B1 (en) Disk-shaped recording medium and apparatus for recording and/or reproducing data thereon
BR0307738A (pt) Suporte de gravação óptico e processo de reprodução para o mesmo
EP1729299A3 (en) Disk recording medium, disk drive apparatus, reproducing method, and disk manufacturing method
EP0400927A3 (en) Recording and reproducing apparatus using opto-magneto media
EP1059632A4 (en) OPTICAL RECORDING MEDIUM, RECORDER FOR OPTICAL RECORDING MEDIUM, CORRESPONDING RECORDING METHOD, REPRODUCING DEVICE AND CORRESPONDING REPRODUCING METHOD
ATE291773T1 (de) Informationsaufzeichnungs-/wiedergabegerät und - verfahren, aufzeichnungsmedium und informationsaufzeichnungsmedium mit aufzeichnungs-/wiedergabesteuerungsprogramm
JP3207872B2 (ja) 光ディスク駆動方法
KR20010109184A (ko) 기록 매체 인식 정보 기록 방법, 기록 매체 인식 정보기록 장치 및 기록 디스크
JPS6396735A (ja) 光デイスク
JPS60202546A (ja) デイジタル信号記録再生装置
JPH0233740A (ja) 光ディスク
JPH10241162A (ja) 光ディスクのデータ記録方法
JPH01303627A (ja) 光ディスク装置
JPS60258735A (ja) 光デイスク
JPH10508139A (ja) 情報キャリアの型を決定する識別手段を含む、情報キャリア読取り装置
JPH09320053A (ja) 光ディスク記録再生方法および装置ならびに光ディスク媒体および光ディスク原盤製造装置
JPH07161041A (ja) 光記録媒体
JPH01185837A (ja) 光ディスクの記録方法
JPH06162504A (ja) 記録型光ディスク
JPH04162234A (ja) 磁界変調用記録方法