ES2145126T3 - Metodo de conformacion de formas de onda y aparato de grabacion optica. - Google Patents

Metodo de conformacion de formas de onda y aparato de grabacion optica.

Info

Publication number
ES2145126T3
ES2145126T3 ES94906485T ES94906485T ES2145126T3 ES 2145126 T3 ES2145126 T3 ES 2145126T3 ES 94906485 T ES94906485 T ES 94906485T ES 94906485 T ES94906485 T ES 94906485T ES 2145126 T3 ES2145126 T3 ES 2145126T3
Authority
ES
Spain
Prior art keywords
surface effects
drive signal
recording medium
writing beam
writing
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
ES94906485T
Other languages
English (en)
Inventor
Richard L Wilkinson
Stephen P Brown
Shigang Li
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.)
Optical Disc Corp
Original Assignee
Optical Disc 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25543239&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2145126(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Optical Disc Corp filed Critical Optical Disc Corp
Application granted granted Critical
Publication of ES2145126T3 publication Critical patent/ES2145126T3/es
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
    • 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
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/128—Modulators
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Head (AREA)

Abstract

SE PRESENTA UN METODO Y UN APARATO PARA MEJORAR LAS CARACTERISTICAS DE LOS EFECTOS SUPERFICIALES GRABADOS SOBRE UN DISCO OPTICO (1), QUE INCLUYE UNA FUENTE DE UN RAYO DE LUZ DE ESCRITURA (7), UN MODULADOR OPTICO (11) PARA MODULAR LA INTENSIDAD DEL RAYO DE ESCRITURA (9) DE LUZ POR ENCIMA Y POR DEBAJO DE UN NIVEL LIMITE DE UN MEDIO DE GRABACION EN MOVIMIENTO (1) EN RESPUESTA A UNA SEÑAL CONTROLADORA DEL MODULADOR (10) PARA GRABAR INFORMACION SOBRE EL MEDIO (1), EL RAYO DE LUZ (9) ES CAPAZ DE FORMAR UNA PISTA DE EFECTOS SUPERFICIALES EN EL MEDIO MOVIL DE GRABACION (1) CUANDO EL RAYO DE ESCRITURA (9) ESTA POR ENCIMA DE UN UMBRAL Y ES INCAPAZ DE FORMAR EFECTOS SUPERFICIALES (1) CUANDO EL RAYO DE ESCRITURA (9) ESTA POR DEBAJO DEL UMBRAL, UNA FORMA DE ONDA RECTANGULAR TIENE BORDES DELANTEROS Y TRASEROS PARA MODULAR EL RAYO DE ESCRITURA HASTA UNA POTENCIA DE PICO POR ENCIMA DEL UMBRAL Y HASTA UN NIVEL DE POTENCIA MINIMO POR DEBAJO DEL UMBRAL, RESPECTIVAMENTE, PARA MANTENER UN CICLO DE TRABAJO PRESCRITO EN LA PISTA DE EFECTOS SUPERFICIALES EN EL MEDIO MOVIL DE GRABACION (1).
ES94906485T 1992-12-24 1993-12-23 Metodo de conformacion de formas de onda y aparato de grabacion optica. Expired - Lifetime ES2145126T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/996,729 US5297129A (en) 1992-12-24 1992-12-24 Waveform shaping method and apparatus for optical recording

Publications (1)

Publication Number Publication Date
ES2145126T3 true ES2145126T3 (es) 2000-07-01

Family

ID=25543239

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94906485T Expired - Lifetime ES2145126T3 (es) 1992-12-24 1993-12-23 Metodo de conformacion de formas de onda y aparato de grabacion optica.

Country Status (14)

Country Link
US (1) US5297129A (es)
EP (1) EP0676079B1 (es)
JP (1) JP3183888B2 (es)
KR (1) KR100318884B1 (es)
CN (1) CN1067772C (es)
AT (1) ATE192877T1 (es)
AU (1) AU672484B2 (es)
BR (1) BR9307738C1 (es)
CA (1) CA2152590C (es)
DE (1) DE69328629T2 (es)
ES (1) ES2145126T3 (es)
MY (1) MY109411A (es)
TW (1) TW255038B (es)
WO (1) WO1994015333A1 (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3104389B2 (ja) * 1992-04-20 2000-10-30 株式会社日立製作所 構内交換機システム
US5471255A (en) * 1992-11-24 1995-11-28 Hagerman; James G. Bias drive and noise reduction in image projectors
JP3763419B2 (ja) * 1994-03-11 2006-04-05 パイオニア株式会社 情報記録装置及び情報記録方法
AU5181196A (en) * 1995-03-08 1996-09-23 Optical Disc Corporation Method and means for changing pit depth on an optical recordable medium
US5608711A (en) * 1995-03-08 1997-03-04 Optical Disc Corporation Method and means for changing pit depth on an optical recordable medium
US5608712A (en) * 1995-03-08 1997-03-04 Optical Disc Corporation Method and means for varying pit duty cycle and changing pit depth on an optical recordable medium
US5774505A (en) * 1996-04-04 1998-06-30 Hewlett-Packard Company Intersymbol interference cancellation with reduced complexity
IL126369A (en) * 1997-01-29 2002-11-10 Koninkl Philips Electronics Nv Method and system for recording and / or recovering information
US6781937B2 (en) 1998-01-21 2004-08-24 Yamaha Corporation Optical disk recording method and device
JP4717208B2 (ja) 1998-02-27 2011-07-06 ダグ カーソン アンド アソシエーツ，インク． 光ディスクマスタ作成プロセスにおけるピットおよびランド遷移ロケーションの個別調整方法、およびそのための最適化回路
TW514869B (en) * 1999-04-12 2002-12-21 Taiyo Yuden Kk Optical information recording and reproducing method and device therefor
US6570840B1 (en) 2000-04-26 2003-05-27 Optical Disc Corporation Figure of merit in optical recording structures
JP4419285B2 (ja) * 2000-06-19 2010-02-24 ソニー株式会社 光ディスク記録装置及び光ディスク記録方法
US7120097B1 (en) 2000-09-15 2006-10-10 Eastman Kodak Company System for making a photoresist master for a hybrid optical recording disc
US7315508B2 (en) * 2000-10-03 2008-01-01 Matsushita Electric Industrial Co., Ltd. Multi-layer optical disk and method of producing multi-layer optical disk
AUPR321701A0 (en) * 2001-02-20 2001-03-15 Millard, Stephen R. Method of licensing content on updatable digital media
KR20060054276A (ko) * 2003-07-03 2006-05-22 코닌클리케 필립스 일렉트로닉스 엔.브이. 1회 기록용 기록매체에 마크들을 기록하는 방법 및 장치
JP2007521599A (ja) * 2003-07-03 2007-08-02 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 書換可能型記録担体上の情報の読出しおよび記録のための方法および装置
US8576686B2 (en) * 2005-01-25 2013-11-05 Cinram Group, Inc. Apparatus for multilevel optical recording
US8472020B2 (en) * 2005-02-15 2013-06-25 Cinram Group, Inc. Process for enhancing dye polymer recording yields by pre-scanning coated substrate for defects
US7535806B2 (en) * 2005-07-07 2009-05-19 Cinram International Inc. Apparatus and method for detecting laser dropout
US8503125B2 (en) * 2011-05-27 2013-08-06 HGST Netherlands B.V. Channel-source laser-pulsing system architecture for thermal-assisted recording
CN106098012B (zh) * 2016-08-18 2018-11-23 深圳市华星光电技术有限公司 液晶显示器及其驱动方法、电子装置
CN107378248B (zh) * 2017-09-11 2019-06-11 西安交通大学 基于波形调制的钼及钼合金对接接头的脉冲激光焊接方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
JPS5778637A (en) * 1980-10-31 1982-05-17 Matsushita Electric Ind Co Ltd Optical information recorder
US4616356A (en) * 1984-03-06 1986-10-07 Optical Disc Corporation Aperture compensation signal processor for optical recording
JP2810035B2 (ja) * 1986-08-22 1998-10-15 株式会社日立製作所 光学的記録再生方法
US4961182A (en) * 1987-07-01 1990-10-02 Hitachi, Ltd. Information retrieving system with level clamping
JPH01143022A (ja) * 1987-11-30 1989-06-05 Sony Corp 光学式再生装置
DE68916084T2 (de) * 1988-03-28 1995-02-16 Matsushita Electric Ind Co Ltd Optische Informationsaufzeichnungsmethode.
US5043971A (en) * 1989-09-28 1991-08-27 Tandy Corporation Method and apparatus for pre-compensation in an optical disc
JP2865841B2 (ja) * 1990-09-28 1999-03-08 株式会社日立製作所 ディジタル信号記録再生方式
JP2852792B2 (ja) * 1990-07-05 1999-02-03 三菱電機株式会社 光ディスク装置

Also Published As

Publication number Publication date
JP3183888B2 (ja) 2001-07-09
AU672484B2 (en) 1996-10-03
CA2152590C (en) 2002-03-19
JPH08505256A (ja) 1996-06-04
WO1994015333A1 (en) 1994-07-07
EP0676079A1 (en) 1995-10-11
AU6017694A (en) 1994-07-19
ATE192877T1 (de) 2000-05-15
DE69328629T2 (de) 2000-08-31
DE69328629D1 (de) 2000-06-15
KR100318884B1 (ko) 2002-04-22
EP0676079B1 (en) 2000-05-10
BR9307738A (pt) 1999-08-31
TW255038B (es) 1995-08-21
US5297129A (en) 1994-03-22
KR960700505A (ko) 1996-01-20
CN1089365A (zh) 1994-07-13
EP0676079A4 (es) 1995-11-02
CN1067772C (zh) 2001-06-27
MY109411A (en) 1997-01-31
BR9307738C1 (pt) 2001-06-12
CA2152590A1 (en) 1994-07-07

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