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DE69704218D1 - Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte - Google Patents

Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte

Info

Publication number
DE69704218D1
DE69704218D1 DE69704218T DE69704218T DE69704218D1 DE 69704218 D1 DE69704218 D1 DE 69704218D1 DE 69704218 T DE69704218 T DE 69704218T DE 69704218 T DE69704218 T DE 69704218T DE 69704218 D1 DE69704218 D1 DE 69704218D1
Authority
DE
Germany
Prior art keywords
optical disc
recording
apparatus therefor
therefor
disc
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 - Lifetime
Application number
DE69704218T
Other languages
English (en)
Other versions
DE69704218T2 (de
Inventor
Takashi Ishida
Shinji Kubota
Mamoru Shoji
Shinji Ishida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69704218D1 publication Critical patent/DE69704218D1/de
Application granted granted Critical
Publication of DE69704218T2 publication Critical patent/DE69704218T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1251—Formatting, e.g. arrangement of data block or words on the record carriers on discs for continuous data, e.g. digitised analog information signals, pulse code modulated [PCM] data
    • 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
    • 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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • 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
    • G11B7/006—Overwriting
    • 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
    • G11B7/00745—Sectoring or header formats within a track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10502—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing characterised by the transducing operation to be executed
    • G11B11/10517—Overwriting or erasing
    • G11B11/10519—Direct overwriting, i.e. performing erasing and recording using the same transducing means
    • G11B11/10521—Direct overwriting, i.e. performing erasing and recording using the same transducing means using a single light spot
    • 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
    • G11B2020/1232—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 sector, i.e. the minimal addressable physical data unit
    • 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
    • G11B2020/1287—Synchronisation pattern, e.g. VCO fields
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215—Recordable discs
    • G11B2220/216—Rewritable discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2525—Magneto-optical [MO] discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2525—Magneto-optical [MO] discs
    • G11B2220/2529—Mini-discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
    • 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
    • G11B7/0045—Recording
    • G11B7/00454—Recording involving phase-change effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69704218T 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte Expired - Lifetime DE69704218T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP26587696 1996-10-07
JP26958096 1996-10-11

Publications (2)

Publication Number Publication Date
DE69704218D1 true DE69704218D1 (de) 2001-04-12
DE69704218T2 DE69704218T2 (de) 2001-06-21

Family

ID=26547187

Family Applications (5)

Application Number Title Priority Date Filing Date
DE69704087T Expired - Lifetime DE69704087T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
DE69705073T Expired - Lifetime DE69705073T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
DE69704217T Expired - Lifetime DE69704217T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
DE69704218T Expired - Lifetime DE69704218T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
DE69703806T Expired - Lifetime DE69703806T2 (de) 1996-10-07 1997-10-06 Optische platte, gerät dafür und verfahren zur aufzeichnung auf eine optische platte

Family Applications Before (3)

Application Number Title Priority Date Filing Date
DE69704087T Expired - Lifetime DE69704087T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
DE69705073T Expired - Lifetime DE69705073T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte
DE69704217T Expired - Lifetime DE69704217T2 (de) 1996-10-07 1997-10-06 Optische Platte, Gerät dafür, und Verfahren zur Aufzeichnung auf eine optische Platte

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69703806T Expired - Lifetime DE69703806T2 (de) 1996-10-07 1997-10-06 Optische platte, gerät dafür und verfahren zur aufzeichnung auf eine optische platte

Country Status (10)

Country Link
US (5) US6034932A (de)
EP (5) EP0977188B1 (de)
JP (5) JP3031381B1 (de)
CN (1) CN1203472C (de)
DE (5) DE69704087T2 (de)
HK (1) HK1022773A1 (de)
ID (1) ID22004A (de)
MY (1) MY116984A (de)
TW (1) TW514868B (de)
WO (1) WO1998015951A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69133539T2 (de) * 1990-05-25 2006-12-14 Hitachi, Ltd. Optisches Aufzeichnungsverfahren und Aufzeichnungsgerät
US6163521A (en) * 1997-04-16 2000-12-19 Matsushita Electric Industrial Co., Ltd. Disk having read-only and read-write areas
JP4144054B2 (ja) * 1997-07-24 2008-09-03 ソニー株式会社 光ディスクの記録方法
US6687826B1 (en) * 1997-12-29 2004-02-03 Sony Corporation Optical disc and method of recording data into same
JP4733834B2 (ja) * 1998-12-09 2011-07-27 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 ユニットで情報を記録する方法及び装置
US6330210B1 (en) * 1999-04-29 2001-12-11 Hewlett-Packard Company Data structure for control information on rewriteable data storage media
JP2000339692A (ja) * 1999-05-26 2000-12-08 Hitachi Ltd 情報の記録再生方法、及び情報の記録再生装置
JP3507775B2 (ja) * 2000-07-31 2004-03-15 株式会社東芝 情報記録方法
JP4348851B2 (ja) 2000-09-21 2009-10-21 ソニー株式会社 記録媒体、ディスク記録装置および方法、並びにディスク再生装置及び方法
JP3545740B2 (ja) * 2001-11-21 2004-07-21 株式会社東芝 光ディスク及び光ディスク装置
KR100727917B1 (ko) 2002-05-20 2007-06-14 삼성전자주식회사 광디스크 및 광디스크의 기록/재생 방법
TW200502921A (en) * 2003-07-01 2005-01-16 Mediatek Inc System and method for judging recording area of optical storage medium
KR100953637B1 (ko) 2003-07-07 2010-04-20 엘지전자 주식회사 광디스크 및 광디스크의 디스크정보 기록방법
JP4058020B2 (ja) 2004-05-14 2008-03-05 株式会社東芝 光ディスク記録再生方法及び記録再生装置及び光ディスク

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173886A (en) * 1986-02-07 1992-12-22 Matsushita Electric Industrial Co., Ltd. Composite optical disc having both a data read-only area and a data rewritable area, and a recording/reproducing system for use therewith
JP2600373B2 (ja) * 1989-05-11 1997-04-16 松下電器産業株式会社 光ディスク記録再生装置
US5216657A (en) * 1989-09-19 1993-06-01 Matsushita Electric Industrial Co., Ltd. Method and apparatus for timing variable optical information recording
US5343455A (en) * 1990-04-05 1994-08-30 Hitachi, Ltd. Digital signal overlapped or joined recording method and apparatus
JP2904360B2 (ja) * 1990-12-07 1999-06-14 日本電信電話株式会社 書換形相変化光記憶装置
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
US5383068A (en) * 1991-05-14 1995-01-17 Matsushita Electric Industrial Co., Ltd. Head position recognition method, a speed calculation method, and a head movement speed control device
JPH05242543A (ja) * 1992-03-02 1993-09-21 Fujitsu Ltd 光磁気記録媒体及びその記録再生装置
JPH05266490A (ja) * 1992-03-24 1993-10-15 Fuji Electric Co Ltd 光ディスク記憶装置のセクタ設定方式
JPH07262566A (ja) * 1994-03-24 1995-10-13 Toshiba Corp 光ディスクと光ディスク装置
JP3069722B2 (ja) * 1994-06-13 2000-07-24 松下電器産業株式会社 光ディスク記録方法、光ディスク記録装置及び光ディスク
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
JP2747250B2 (ja) * 1995-07-21 1998-05-06 株式会社東芝 情報記録方法
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
JP2848809B2 (ja) * 1996-03-25 1999-01-20 株式会社東芝 交替処理方法
JP3023310B2 (ja) * 1996-05-31 2000-03-21 松下電器産業株式会社 光学的情報記録媒体の記録再生方法および記録再生装置
JP3418065B2 (ja) * 1996-06-26 2003-06-16 三菱電機株式会社 光ディスク
JP3103505B2 (ja) * 1996-06-26 2000-10-30 三菱電機株式会社 光ディスク及び光ディスク駆動装置
TW357345B (en) * 1996-06-26 1999-05-01 Matsushita Electric Ind Co Ltd CD having re-write area and ROM area

Also Published As

Publication number Publication date
EP0977185B1 (de) 2001-03-07
TW514868B (en) 2002-12-21
DE69704217T2 (de) 2001-06-21
EP0977186B1 (de) 2001-02-14
JP2000149276A (ja) 2000-05-30
US6157608A (en) 2000-12-05
JP2000149275A (ja) 2000-05-30
DE69705073T2 (de) 2001-09-13
HK1022773A1 (en) 2000-08-18
ID22004A (id) 1999-08-19
EP0977186A1 (de) 2000-02-02
US6130867A (en) 2000-10-10
EP0977187B1 (de) 2001-03-07
JP2000076658A (ja) 2000-03-14
DE69705073D1 (de) 2001-07-05
US6097694A (en) 2000-08-01
EP0977188A1 (de) 2000-02-02
JP2000076657A (ja) 2000-03-14
EP0929893A1 (de) 1999-07-21
DE69703806D1 (de) 2001-02-01
EP0977185A1 (de) 2000-02-02
DE69704217D1 (de) 2001-04-12
CN1232569A (zh) 1999-10-20
CN1203472C (zh) 2005-05-25
JP3063765B2 (ja) 2000-07-12
US6034932A (en) 2000-03-07
DE69703806T2 (de) 2001-04-19
JP3031381B1 (ja) 2000-04-10
EP0977188B1 (de) 2001-05-30
DE69704087D1 (de) 2001-03-22
JP3031380B1 (ja) 2000-04-10
JP3031379B1 (ja) 2000-04-10
US6128269A (en) 2000-10-03
DE69704218T2 (de) 2001-06-21
MY116984A (en) 2004-04-30
JP2000149277A (ja) 2000-05-30
JP3031382B2 (ja) 2000-04-10
DE69704087T2 (de) 2001-06-13
EP0977187A1 (de) 2000-02-02
EP0929893B1 (de) 2000-12-27
WO1998015951A1 (en) 1998-04-16

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