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BR9611537A - Sistema e processo para codificar regiões de dados em meios óticos - Google Patents

Sistema e processo para codificar regiões de dados em meios óticos

Info

Publication number
BR9611537A
BR9611537A BR9611537-8A BR9611537A BR9611537A BR 9611537 A BR9611537 A BR 9611537A BR 9611537 A BR9611537 A BR 9611537A BR 9611537 A BR9611537 A BR 9611537A
Authority
BR
Brazil
Prior art keywords
optical media
encoding data
data regions
elongated element
laser beam
Prior art date
Application number
BR9611537-8A
Other languages
English (en)
Inventor
Jamie Edelkind
Ilya M Vitebskiy
Dmitri A Choutov
Original Assignee
Sage Technology Inc
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 Sage Technology Inc filed Critical Sage Technology Inc
Publication of BR9611537A publication Critical patent/BR9611537A/pt

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/20—Exposure; Apparatus therefor
    • G03F7/24—Curved surfaces
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0025—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cylinders or cylinder-like carriers or cylindrical sections or flat carriers loaded onto a cylindrical surface, e.g. truncated cones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)

Abstract

"SISTEMA E PROCESSO PARA CODIFICAR REGIõES DE DADOS EM MEIOS óTICOS". A presente invenção proporciona um novo processo e sistema para produzir gravação ótica digital, o processo podendo ser dividido em uma masterização dos meios de gravação óticos tendo uma superfície externa (213), um elemento alongado (211), uma região de dados (221), uma região auxiliar (222), um feixe laser (302) e um sistema de focalização (317) para focalizar o feixe laser sobre uma região selecionada da superfície do elemento alongado e uma replicação rápida da gravação mestre sobre a superfície de pelícuola flexível e paralela à superfície do elemento alongado.
BR9611537-8A 1995-09-29 1996-09-27 Sistema e processo para codificar regiões de dados em meios óticos BR9611537A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US456295P 1995-09-29 1995-09-29
PCT/US1996/015573 WO1997012279A1 (en) 1995-09-29 1996-09-27 Optical digital media recording and reproduction system

Publications (1)

Publication Number Publication Date
BR9611537A true BR9611537A (pt) 2000-04-25

Family

ID=21711403

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9611537-8A BR9611537A (pt) 1995-09-29 1996-09-27 Sistema e processo para codificar regiões de dados em meios óticos

Country Status (14)

Country Link
US (1) US6045980A (pt)
EP (1) EP0852741A4 (pt)
JP (1) JPH11513520A (pt)
KR (1) KR19990063832A (pt)
CN (1) CN1201532A (pt)
AP (1) AP9801217A0 (pt)
AU (1) AU7377996A (pt)
BR (1) BR9611537A (pt)
CA (1) CA2233448A1 (pt)
EA (1) EA199800345A1 (pt)
IL (1) IL123871A0 (pt)
NO (1) NO981406L (pt)
TR (1) TR199800580T1 (pt)
WO (1) WO1997012279A1 (pt)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6555449B1 (en) 1996-05-28 2003-04-29 Trustees Of Columbia University In The City Of New York Methods for producing uniform large-grained and grain boundary location manipulated polycrystalline thin film semiconductors using sequential lateral solidfication
US6190838B1 (en) * 1998-04-06 2001-02-20 Imation Corp. Process for making multiple data storage disk stampers from one master
AU2001233199A1 (en) * 2000-02-01 2001-08-14 The Johns-Hopkins University Physical identification and computer security apparatus and method
MXPA02005590A (es) * 2000-10-10 2002-09-30 Univ Columbia Metodo y aparato para procesar capas de metal delgadas.
US6616867B2 (en) 2001-02-07 2003-09-09 Imation Corp. Multi-generation stampers
US6638692B1 (en) 2001-07-16 2003-10-28 Imation Corp. Replicated regions on optical disks
US6757116B1 (en) 2001-08-16 2004-06-29 Seagate Technology Llc Disk biasing for manufacture of servo patterned media
US7008208B1 (en) 2002-01-17 2006-03-07 Imation Corp. Grounded molding tool for manufacture of optical components
US6977052B1 (en) 2002-01-18 2005-12-20 Imation Corp Check disk for optical data storage disk manufacturing
CN1757093A (zh) * 2002-08-19 2006-04-05 纽约市哥伦比亚大学托管会 具有多种照射图形的单步半导体处理系统和方法
KR101131040B1 (ko) 2002-08-19 2012-03-30 더 트러스티스 오브 콜롬비아 유니버시티 인 더 시티 오브 뉴욕 에지 영역을 최소화하도록 기판 상의 박막 영역을 레이저결정화 처리하는 방법 및 시스템, 그리고 그러한 박막 영역의 구조
KR101191837B1 (ko) 2003-02-19 2012-10-18 더 트러스티스 오브 콜롬비아 유니버시티 인 더 시티 오브 뉴욕 순차적 측면 고상화 기술을 이용하여 결정화되는 복수의 반도체 박막을 가공하는 방법 및 장치
US7192692B2 (en) * 2003-09-11 2007-03-20 Bright View Technologies, Inc. Methods for fabricating microstructures by imaging a radiation sensitive layer sandwiched between outer layers
US7190387B2 (en) 2003-09-11 2007-03-13 Bright View Technologies, Inc. Systems for fabricating optical microstructures using a cylindrical platform and a rastered radiation beam
US7867695B2 (en) * 2003-09-11 2011-01-11 Bright View Technologies Corporation Methods for mastering microstructures through a substrate using negative photoresist
TWI351713B (en) 2003-09-16 2011-11-01 Univ Columbia Method and system for providing a single-scan, con
US7318866B2 (en) * 2003-09-16 2008-01-15 The Trustees Of Columbia University In The City Of New York Systems and methods for inducing crystallization of thin films using multiple optical paths
WO2005029551A2 (en) 2003-09-16 2005-03-31 The Trustees Of Columbia University In The City Of New York Processes and systems for laser crystallization processing of film regions on a substrate utilizing a line-type beam, and structures of such film regions
US7364952B2 (en) * 2003-09-16 2008-04-29 The Trustees Of Columbia University In The City Of New York Systems and methods for processing thin films
WO2005029546A2 (en) * 2003-09-16 2005-03-31 The Trustees Of Columbia University In The City Of New York Method and system for providing a continuous motion sequential lateral solidification for reducing or eliminating artifacts, and a mask for facilitating such artifact reduction/elimination
US7164152B2 (en) * 2003-09-16 2007-01-16 The Trustees Of Columbia University In The City Of New York Laser-irradiated thin films having variable thickness
US7311778B2 (en) 2003-09-19 2007-12-25 The Trustees Of Columbia University In The City Of New York Single scan irradiation for crystallization of thin films
US9307648B2 (en) 2004-01-21 2016-04-05 Microcontinuum, Inc. Roll-to-roll patterning of transparent and metallic layers
US8435373B2 (en) 2005-06-20 2013-05-07 Microcontinumm, Inc. Systems and methods for roll-to-roll patterning
US7833389B1 (en) * 2005-01-21 2010-11-16 Microcontinuum, Inc. Replication tools and related fabrication methods and apparatus
US7645337B2 (en) * 2004-11-18 2010-01-12 The Trustees Of Columbia University In The City Of New York Systems and methods for creating crystallographic-orientation controlled poly-silicon films
EP1849181A4 (en) * 2005-01-21 2009-03-18 Microcontinuum Inc DUPLICATING TOOLS AND SAME MANUFACTURING METHOD AND DEVICES
US8221544B2 (en) * 2005-04-06 2012-07-17 The Trustees Of Columbia University In The City Of New York Line scan sequential lateral solidification of thin films
US20090218577A1 (en) * 2005-08-16 2009-09-03 Im James S High throughput crystallization of thin films
US7626138B2 (en) * 2005-09-08 2009-12-01 Imra America, Inc. Transparent material processing with an ultrashort pulse laser
US20090067305A1 (en) * 2005-09-22 2009-03-12 Moser Baer India Ltd Dual-beam laser beam recorder, and method for controlling a dual-beam laser recorder
US8598588B2 (en) * 2005-12-05 2013-12-03 The Trustees Of Columbia University In The City Of New York Systems and methods for processing a film, and thin films
CA2643510C (en) 2006-02-27 2014-04-29 Microcontinuum, Inc. Formation of pattern replicating tools
US8614471B2 (en) * 2007-09-21 2013-12-24 The Trustees Of Columbia University In The City Of New York Collections of laterally crystallized semiconductor islands for use in thin film transistors
US8415670B2 (en) 2007-09-25 2013-04-09 The Trustees Of Columbia University In The City Of New York Methods of producing high uniformity in thin film transistor devices fabricated on laterally crystallized thin films
FR2922330A1 (fr) * 2007-10-15 2009-04-17 Commissariat Energie Atomique Procede de fabrication d'un masque pour la lithographie haute resolution
CN101919058B (zh) 2007-11-21 2014-01-01 纽约市哥伦比亚大学理事会 用于制备外延纹理厚膜的系统和方法
WO2009067688A1 (en) 2007-11-21 2009-05-28 The Trustees Of Columbia University In The City Of New York Systems and methods for preparing epitaxially textured polycrystalline films
US8012861B2 (en) 2007-11-21 2011-09-06 The Trustees Of Columbia University In The City Of New York Systems and methods for preparing epitaxially textured polycrystalline films
US20120282554A1 (en) * 2008-01-22 2012-11-08 Rolith, Inc. Large area nanopatterning method and apparatus
US8518633B2 (en) * 2008-01-22 2013-08-27 Rolith Inc. Large area nanopatterning method and apparatus
JP5102879B2 (ja) * 2008-01-22 2012-12-19 ローイス インコーポレイテッド 大面積ナノパターン形成方法および装置
WO2009108936A1 (en) * 2008-02-29 2009-09-03 The Trustees Of Columbia University In The City Of New York Lithographic method of making uniform crystalline si films
EP2248155A4 (en) * 2008-02-29 2011-10-05 Univ Columbia FLASH ILLUSTRATION FOR THIN FILMS
US8569155B2 (en) * 2008-02-29 2013-10-29 The Trustees Of Columbia University In The City Of New York Flash lamp annealing crystallization for large area thin films
US8802580B2 (en) 2008-11-14 2014-08-12 The Trustees Of Columbia University In The City Of New York Systems and methods for the crystallization of thin films
US20110210480A1 (en) * 2008-11-18 2011-09-01 Rolith, Inc Nanostructures with anti-counterefeiting features and methods of fabricating the same
US9646831B2 (en) 2009-11-03 2017-05-09 The Trustees Of Columbia University In The City Of New York Advanced excimer laser annealing for thin films
US9087696B2 (en) 2009-11-03 2015-07-21 The Trustees Of Columbia University In The City Of New York Systems and methods for non-periodic pulse partial melt film processing
US8440581B2 (en) * 2009-11-24 2013-05-14 The Trustees Of Columbia University In The City Of New York Systems and methods for non-periodic pulse sequential lateral solidification
US9465296B2 (en) * 2010-01-12 2016-10-11 Rolith, Inc. Nanopatterning method and apparatus
CN103097953A (zh) 2010-08-23 2013-05-08 罗利诗公司 近场平版印刷掩模及其制造
CN102467927A (zh) * 2010-11-11 2012-05-23 北京同步科技有限公司 专业蓝光盘复制系统
US8845912B2 (en) 2010-11-22 2014-09-30 Microcontinuum, Inc. Tools and methods for forming semi-transparent patterning masks
US9720330B2 (en) * 2012-04-17 2017-08-01 The Regents Of The University Of Michigan Methods for making micro- and nano-scale conductive grids for transparent electrodes and polarizers by roll to roll optical lithography
US9589797B2 (en) 2013-05-17 2017-03-07 Microcontinuum, Inc. Tools and methods for producing nanoantenna electronic devices

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4615753A (en) * 1968-06-06 1986-10-07 Discovision Associates Process for making a video record disc
US3658954A (en) * 1968-07-24 1972-04-25 Mca Technology Inc Duplicating process for video disc records
US3687664A (en) * 1968-07-24 1972-08-29 Gauss Electrophysics Inc Duplicating process for video disc records
BE758057A (fr) * 1969-10-29 1971-04-27 Xerox Corp Impression par propulsion de vapeur
US3712735A (en) * 1970-09-25 1973-01-23 Amp Inc Apparatus for photo etching
US3688025A (en) * 1970-10-27 1972-08-29 Rca Corp Recorder and playback apparatus for pulse width modulated record
US3664737A (en) * 1971-03-23 1972-05-23 Ibm Printing plate recording by direct exposure
FR2197495A5 (pt) * 1972-08-25 1974-03-22 Thomson Csf
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
US3924093A (en) * 1973-05-09 1975-12-02 Bell Telephone Labor Inc Pattern delineation method and product so produced
DE2439848C2 (de) * 1973-08-20 1985-05-15 Canon K.K., Tokio/Tokyo Verfahren zum Aufzeichnen mittels eines Laserstrahls
US3931459A (en) * 1974-02-04 1976-01-06 Zenith Radio Corporation Video disc
US4037957A (en) * 1974-04-04 1977-07-26 Vitos Etablissements Vitoux Method and machine for the production of a serigraphic screen by the photochemical method
JPS5182601A (pt) * 1975-01-17 1976-07-20 Sony Corp
FR2310586A1 (fr) * 1975-05-07 1976-12-03 Thomson Brandt Procede de fabrication de supports d'informations lisibles optiquement par variation d'absorption et support ainsi obtenu
US4439848A (en) * 1978-03-27 1984-03-27 Discovision Associates Focusing system for video disc player
US4488275A (en) * 1978-03-27 1984-12-11 Discovision Associates Tracking system for video disc player
US4313191A (en) * 1978-06-30 1982-01-26 Discovision Associates Recording medium having a pilot signal with an aligned phase angle in adjacent tracks
US4500484A (en) * 1978-08-25 1985-02-19 Discovision Associates Process for making a video record disc
JPS5665136A (en) * 1979-10-31 1981-06-02 Asahi Chem Ind Co Ltd Preparation of printing master
US4321317A (en) * 1980-04-28 1982-03-23 General Motors Corporation High resolution lithography system for microelectronic fabrication
JPS572041A (en) * 1980-06-05 1982-01-07 Dainippon Printing Co Ltd Forming method of gravure screen
US5253244A (en) * 1980-07-16 1993-10-12 Discovision Associates System for recording digital information in a pulse-length modulation format
US4423137A (en) * 1980-10-28 1983-12-27 Quixote Corporation Contact printing and etching method of making high density recording medium
CA1170873A (en) * 1981-05-18 1984-07-17 Frederick F. Geyer Laminate optical disc and fabrication method
US4535548A (en) * 1982-10-25 1985-08-20 Discovision Associates Method and means for drying coatings on heat sensitive materials
JPS6057553A (ja) * 1983-06-01 1985-04-03 バロ−ス・コ−ポレ−シヨン 光学メモリデイスクとその製造方法
FR2548578B1 (fr) * 1983-07-04 1986-01-31 Thomson Csf Procede de fabrication de disques optiques par pressage et disque obtenu par un tel procede
JPS6052941A (ja) * 1983-09-01 1985-03-26 Seiko Epson Corp 小型光記録媒体
JPS6052944A (ja) * 1983-09-01 1985-03-26 Ricoh Co Ltd 光磁気記録媒体
JPS6052943A (ja) * 1983-09-02 1985-03-26 Victor Co Of Japan Ltd ドロツプアウト持続検出装置
EP0214824B1 (en) * 1985-08-30 1991-12-18 Sharp Kabushiki Kaisha Manufacturing method for an optical memory element
US4836874A (en) * 1987-01-30 1989-06-06 Foster Michael S Method of mass producing damage-resistant compact discs
US5575961A (en) * 1987-04-30 1996-11-19 Canon Kabushiki Kaisha Roll-shaped mold for information recording medium
US4898297A (en) * 1988-03-15 1990-02-06 Wheeler Charles L Detachable handle and coaster for a beverage container
JPH01256042A (ja) * 1988-04-06 1989-10-12 Alps Electric Co Ltd 光記録・再生用円筒状記録媒体
US5147763A (en) * 1988-10-19 1992-09-15 Canon Kabushiki Kaisha Process for producing molding stamper for data recording medium substrate
US5096401A (en) * 1989-06-26 1992-03-17 Canon Kabushiki Kaisha Apparatus for producing a substrate sheet for optical recording media
WO1992001973A2 (en) * 1990-07-20 1992-02-06 Mcgrew Stephen P Embossing tool
JP2982328B2 (ja) * 1991-01-23 1999-11-22 ソニー株式会社 高密度光ディスクの作製方法
DE4125931A1 (de) * 1991-08-05 1993-02-11 Gerhardt Int As Verfahren zur herstellung eines walzenfoermigen praegewerkzeugs
JPH05109122A (ja) * 1991-10-18 1993-04-30 Sharp Corp 光デイスク原盤とその製造方法およびドラム型スタンパの製造方法
DE4313111C2 (de) * 1993-04-22 1999-05-06 Roland Man Druckmasch Verfahren zur Herstellung einer druckenden Vorlage, insbesondere einer Druckform einer Druckmaschine
EP0692741B1 (de) * 1994-07-14 1997-04-02 Schablonentechnik Kufstein Aktiengesellschaft Vorrichtung zur Herstellung einer Siebdruckschablone
US5494782A (en) * 1994-07-29 1996-02-27 Sony Corporation Direct to stamper/mother optical disk mastering
US5579296A (en) * 1995-01-18 1996-11-26 Cyberwerks Interactive, L.L.C. Optically readable thin film digital data storage medium

Also Published As

Publication number Publication date
NO981406L (no) 1998-05-27
WO1997012279A1 (en) 1997-04-03
NO981406D0 (no) 1998-03-27
US6045980A (en) 2000-04-04
EP0852741A4 (en) 1998-12-09
JPH11513520A (ja) 1999-11-16
TR199800580T1 (xx) 1998-06-22
KR19990063832A (ko) 1999-07-26
IL123871A0 (en) 1998-10-30
EA199800345A1 (ru) 1998-10-29
AU7377996A (en) 1997-04-17
CN1201532A (zh) 1998-12-09
AP9801217A0 (en) 1998-03-31
EP0852741A1 (en) 1998-07-15
CA2233448A1 (en) 1997-04-03

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