KR20110122674A - 건식 소거가능한 프로젝션 용품 및 시스템 - Google Patents

건식 소거가능한 프로젝션 용품 및 시스템 Download PDF

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Publication number
KR20110122674A
KR20110122674A KR1020117018205A KR20117018205A KR20110122674A KR 20110122674 A KR20110122674 A KR 20110122674A KR 1020117018205 A KR1020117018205 A KR 1020117018205A KR 20117018205 A KR20117018205 A KR 20117018205A KR 20110122674 A KR20110122674 A KR 20110122674A
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KR
South Korea
Prior art keywords
article
light
angle
optical diffuser
reflector
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.)
Withdrawn
Application number
KR1020117018205A
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English (en)
Korean (ko)
Inventor
유펭 리우
엔카이 하오
데이비드 티 유스트
란 에이치 리우
프레데릭 제이 구스타프슨
윌렘 브이 바스티아엔스
유 양
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20110122674A publication Critical patent/KR20110122674A/ko
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/12—Repeatedly-usable boards or tablets for writing or drawing having translucent writing surfaces producing visual impressions by co-operation with backing members

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Polarising Elements (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Optical Elements Other Than Lenses (AREA)
KR1020117018205A 2009-01-08 2010-01-08 건식 소거가능한 프로젝션 용품 및 시스템 Withdrawn KR20110122674A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US14327509P 2009-01-08 2009-01-08
US61/143,275 2009-01-08
US17099309P 2009-04-20 2009-04-20
US61/170,993 2009-04-20

Publications (1)

Publication Number Publication Date
KR20110122674A true KR20110122674A (ko) 2011-11-10

Family

ID=42311478

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020117018205A Withdrawn KR20110122674A (ko) 2009-01-08 2010-01-08 건식 소거가능한 프로젝션 용품 및 시스템

Country Status (6)

Country Link
US (1) US8220932B2 (enExample)
EP (1) EP2385904A1 (enExample)
JP (1) JP2012514774A (enExample)
KR (1) KR20110122674A (enExample)
CN (1) CN102405142A (enExample)
WO (1) WO2010081006A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102667618B (zh) 2009-11-23 2015-02-25 3M创新有限公司 具有高对比度的正投影屏幕
US9180724B2 (en) * 2011-01-20 2015-11-10 Crayola, Llc Dry-erase drawing sheet and apparatus
US8556637B2 (en) 2011-10-25 2013-10-15 Corning Incorporated Method and apparatus for forming a writable erasable area on an object
KR102038341B1 (ko) * 2011-12-29 2019-10-30 쓰리엠 이노베이티브 프로퍼티즈 컴파니 클리닝가능한 물품, 이의 제조 방법 및 사용 방법
JP6102194B2 (ja) * 2012-11-09 2017-03-29 船井電機株式会社 プロジェクタおよび投影用スクリーン
US8915002B2 (en) 2013-01-31 2014-12-23 3M Innovative Properties Company Self illuminated signage for printed graphics
US20140256210A1 (en) * 2013-03-08 2014-09-11 Michael Scott Johnson Connectable panel toy with erasable surfaces
US9082326B2 (en) 2013-05-02 2015-07-14 3M Innovative Properties Company Self illuminated shaped and two-sided signage for printed graphics
US9070312B2 (en) 2013-11-05 2015-06-30 3M Innovative Properties Company Hybrid self illuminated and actively back lit signage for printed graphics
CN103744221B (zh) * 2013-12-12 2017-01-04 中国电子科技集团公司第五十五研究所 提高显示器强光环境下显示对比度的方法
KR101777532B1 (ko) * 2013-12-27 2017-09-11 코니카 미놀타 가부시키가이샤 광학 필름, 편광판 및 화상 표시 장치
BE1021935B1 (nl) * 2014-06-03 2016-01-27 Polyvision Naamloze Vennootschap Projectie-en communicatiebord en werkwijze om het te vervaardigen
CN105223766A (zh) 2014-07-04 2016-01-06 中强光电股份有限公司 投影屏幕以及投影屏幕的制作方法
US10509307B2 (en) * 2014-07-30 2019-12-17 Corning Incorporated High contrast, glass-based, writeable/erasable front projection screens
CN109976082B (zh) * 2017-12-14 2021-11-23 台湾扬昕股份有限公司 投影幕及吸光膜
CN110262179B (zh) * 2018-03-12 2025-09-12 姚苏栩 智能投影书写白板

Family Cites Families (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549463A (en) * 1968-06-21 1970-12-22 Riegel Paper Corp Universal graphic display material having an embossed polyvinyl fluoride surface layer
JPS49109037A (enExample) * 1973-02-19 1974-10-17
US4068922A (en) * 1976-10-01 1978-01-17 The Singer Company Front projection screen
IL99916A0 (en) * 1991-10-31 1992-08-18 Opher Berkman Board for screening and writing and a method for the production thereof
US5361164A (en) * 1992-06-17 1994-11-01 Walltalkers Projection markerboard
US5339198A (en) * 1992-10-16 1994-08-16 The Dow Chemical Company All-polymeric cold mirror
EP0714348A4 (en) * 1993-07-27 1998-05-06 Physical Optics Corp DEVICE FOR DESTRUCTURING AND SHAPING A LIGHT SOURCE
US6123877A (en) * 1994-12-28 2000-09-26 Nashua Corporation Asymmetric light diffusing material
US6072551A (en) 1996-02-14 2000-06-06 Physical Optics Corporation Backlight apparatus for illuminating a display with controlled light output characteristics
US5867316A (en) * 1996-02-29 1999-02-02 Minnesota Mining And Manufacturing Company Multilayer film having a continuous and disperse phase
EP0883820B1 (en) * 1996-02-29 2002-01-09 Minnesota Mining And Manufacturing Company An optical body with co-continuous phases
JP3339334B2 (ja) * 1996-12-05 2002-10-28 松下電器産業株式会社 反射型液晶表示素子
US5903392A (en) * 1997-05-19 1999-05-11 Dai Nippon Printing Co., Ltd. Reflecting screen
US6446467B1 (en) * 1997-07-29 2002-09-10 Physical Optics Corporation Monolithic glass light shaping diffuser and method for its production
US5976686A (en) 1997-10-24 1999-11-02 3M Innovative Properties Company Diffuse reflective articles
US6497946B1 (en) * 1997-10-24 2002-12-24 3M Innovative Properties Company Diffuse reflective articles
JP3332211B2 (ja) * 1998-01-07 2002-10-07 株式会社きもと プロジェクタ用反射型スクリーン
TW386175B (en) * 1998-05-19 2000-04-01 Dainippon Printing Co Ltd Light reflective panel for reflective liquid crystal panel
US6352759B2 (en) * 1998-08-20 2002-03-05 Physical Optics Corporation Non-lambertian glass diffuser and method of making
US6067266A (en) * 1998-11-12 2000-05-23 Donelan; James P. Erasable board kit
US6529322B1 (en) * 1999-01-27 2003-03-04 University Of Georgia Research Foundation, Inc. High contrast front and rear viewing surfaces for projection displays
JP2000221601A (ja) 1999-02-03 2000-08-11 Dainippon Printing Co Ltd 光拡散性スクリーン
US6530664B2 (en) * 1999-03-03 2003-03-11 3M Innovative Properties Company Integrated front projection system with enhanced dry erase screen configuration
US6381068B1 (en) * 1999-03-19 2002-04-30 3M Innovative Properties Company Reflective projection screen and projection system
US6299799B1 (en) * 1999-05-27 2001-10-09 3M Innovative Properties Company Ceramer compositions and antistatic abrasion resistant ceramers made therefrom
US6476965B1 (en) * 1999-12-17 2002-11-05 Avery Dennison Corporation Dry erasable and projection articles and methods of making the same
US6819486B2 (en) * 2001-01-17 2004-11-16 3M Innovative Properties Company Projection screen having elongated structures
JP2004537061A (ja) * 2001-02-07 2004-12-09 コーニング インコーポレイテッド ランダムマイクロレンズアレイをもつ高コントラストスクリーン
KR100421002B1 (ko) * 2001-03-07 2004-03-03 삼성전자주식회사 전면 투사형 스크린
JP2003075920A (ja) 2001-06-19 2003-03-12 Teijin Ltd 画像表示スクリーンおよび表示装置
JP2003091002A (ja) * 2001-07-12 2003-03-28 Alps Electric Co Ltd 液晶表示装置
US6847483B2 (en) * 2001-12-21 2005-01-25 Bose Corporation Selective reflecting
JP2003270725A (ja) * 2002-03-14 2003-09-25 Sony Corp 投影用スクリーン及びその製造方法
US6724529B2 (en) * 2002-04-17 2004-04-20 Howard Sinkoff Reflection-type projection screens
KR20040010328A (ko) * 2002-07-24 2004-01-31 소니 가부시끼 가이샤 투영용 스크린 및 그 제조방법
WO2004104694A1 (ja) * 2003-05-26 2004-12-02 Sharp Kabushiki Kaisha 反射型スクリーン
DE602004018231D1 (de) * 2003-06-10 2009-01-22 Dainippon Printing Co Ltd Projektionsschirm und Projektionssystem
JP2005031502A (ja) * 2003-07-09 2005-02-03 Sony Corp スクリーン
JP2005107096A (ja) 2003-09-30 2005-04-21 Dainippon Printing Co Ltd 投影スクリーン及びそれを備えた投影システム
US7110175B2 (en) * 2004-02-27 2006-09-19 Bose Corporation Display screens
JP2005266264A (ja) * 2004-03-18 2005-09-29 Sony Corp スクリーン
US7408709B2 (en) * 2004-03-18 2008-08-05 Sony Corporation Screen and method for manufacturing the same
JP4749011B2 (ja) * 2004-04-09 2011-08-17 直史 山内 スクリーン及びこれを用いた画像投影システム
JP4238782B2 (ja) * 2004-06-08 2009-03-18 ソニー株式会社 光拡散フィルム及びその製造方法、並びにスクリーン
EP1778503A2 (en) * 2004-07-02 2007-05-02 3M Innovative Properties Company Dry erase article
US7408707B2 (en) * 2004-08-04 2008-08-05 Fusion Optix Inc. Multi-region light scattering element
WO2006020583A2 (en) 2004-08-10 2006-02-23 Fusion Optix, Inc. Imaging material with improved contrast
US7453635B2 (en) * 2004-08-10 2008-11-18 Fusion Optix Inc. Imaging material with improved contrast
WO2006026743A1 (en) * 2004-08-31 2006-03-09 Fusion Optix, Inc. Enhanced light diffusing sheet
US7278775B2 (en) * 2004-09-09 2007-10-09 Fusion Optix Inc. Enhanced LCD backlight
US7453636B2 (en) * 2004-09-13 2008-11-18 Fusion Optix Inc. High contrast optical path corrected screen
WO2006055872A2 (en) * 2004-11-17 2006-05-26 Fusion Optix, Inc. Enhanced light fixture
WO2006055873A2 (en) * 2004-11-17 2006-05-26 Fusion Optix, Inc. Enhanced electroluminescent sign
US7835078B2 (en) * 2005-02-02 2010-11-16 Dai Nippon Printing Co., Ltd. Reflecting screen, method of manufacturing the same, and reflection-type projection system
JP5250933B2 (ja) * 2005-02-02 2013-07-31 大日本印刷株式会社 反射スクリーン、及び、反射スクリーンの製造方法
US20070030415A1 (en) 2005-05-16 2007-02-08 Epstein Kenneth A Back-lit displays with high illumination uniformity
WO2007002317A1 (en) * 2005-06-23 2007-01-04 Fusion Optix, Inc. Enhanced diffusing plates, films and backlights
JP4793113B2 (ja) * 2005-06-28 2011-10-12 ソニー株式会社 反射型スクリーン
JP2007334207A (ja) * 2006-06-19 2007-12-27 Sony Corp 反射型スクリーン
US7905650B2 (en) 2006-08-25 2011-03-15 3M Innovative Properties Company Backlight suitable for display devices
WO2008027769A1 (en) * 2006-08-31 2008-03-06 3M Innovative Properties Company Direct-lit backlight with angle-dependent birefringent diffuser
JP2008065026A (ja) * 2006-09-07 2008-03-21 Teijin Fibers Ltd 映写用スクリーン
US20080111947A1 (en) 2006-11-15 2008-05-15 3M Innovative Properties Company Back-lit displays with high illumination uniformity
WO2008061125A1 (en) 2006-11-15 2008-05-22 3M Innovative Properties Company Back-lit displays with high illumination uniformity
US7478913B2 (en) 2006-11-15 2009-01-20 3M Innovative Properties Back-lit displays with high illumination uniformity
US7766528B2 (en) 2006-11-15 2010-08-03 3M Innovative Properties Company Back-lit displays with high illumination uniformity
US7789538B2 (en) 2006-11-15 2010-09-07 3M Innovative Properties Company Back-lit displays with high illumination uniformity
JP5160801B2 (ja) * 2007-03-02 2013-03-13 直史 山内 画像投影システム及びこれに用いるスクリーン
EP2386073A1 (en) 2009-01-08 2011-11-16 3M Innovative Properties Company Front projection screen with high contrast
CN102667618B (zh) 2009-11-23 2015-02-25 3M创新有限公司 具有高对比度的正投影屏幕

Also Published As

Publication number Publication date
WO2010081006A1 (en) 2010-07-15
CN102405142A (zh) 2012-04-04
JP2012514774A (ja) 2012-06-28
US8220932B2 (en) 2012-07-17
EP2385904A1 (en) 2011-11-16
US20100171929A1 (en) 2010-07-08

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20110804

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid