BR112012015479A2 - Tela de projeção preservadora de polarização com pigmento modificado e método para fazer o mesmo - Google Patents

Tela de projeção preservadora de polarização com pigmento modificado e método para fazer o mesmo

Info

Publication number
BR112012015479A2
BR112012015479A2 BR112012015479A BR112012015479A BR112012015479A2 BR 112012015479 A2 BR112012015479 A2 BR 112012015479A2 BR 112012015479 A BR112012015479 A BR 112012015479A BR 112012015479 A BR112012015479 A BR 112012015479A BR 112012015479 A2 BR112012015479 A2 BR 112012015479A2
Authority
BR
Brazil
Prior art keywords
projection screen
polarization
same
modified pigment
doing
Prior art date
Application number
BR112012015479A
Other languages
English (en)
Portuguese (pt)
Inventor
Petersen Joel
Rich Christopher
J Lewandowski Raymond
Sharp Gary
Coleman David
Original Assignee
Reald Inc
Wavefront Tech 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 Reald Inc, Wavefront Tech Inc filed Critical Reald Inc
Publication of BR112012015479A2 publication Critical patent/BR112012015479A2/pt

Links

Classifications

    • 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
    • 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
    • G03B21/604—Polarised screens
    • 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
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/602—Lenticular screens
    • 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
    • G03B21/62—Translucent screens
    • 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
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Optical Elements Other Than Lenses (AREA)
BR112012015479A 2009-12-22 2010-12-22 Tela de projeção preservadora de polarização com pigmento modificado e método para fazer o mesmo BR112012015479A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28934309P 2009-12-22 2009-12-22
PCT/US2010/061944 WO2011087873A2 (en) 2009-12-22 2010-12-22 Polarization preserving projection screen with engineered pigment and method for making same

Publications (1)

Publication Number Publication Date
BR112012015479A2 true BR112012015479A2 (pt) 2017-09-05

Family

ID=44304911

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012015479A BR112012015479A2 (pt) 2009-12-22 2010-12-22 Tela de projeção preservadora de polarização com pigmento modificado e método para fazer o mesmo

Country Status (8)

Country Link
US (2) US8488240B2 (enExample)
EP (1) EP2517071B1 (enExample)
CN (1) CN102763035B (enExample)
BR (1) BR112012015479A2 (enExample)
CA (1) CA2795690C (enExample)
EA (1) EA028214B1 (enExample)
IN (1) IN2012DN05897A (enExample)
WO (1) WO2011087873A2 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8760760B2 (en) * 2010-09-30 2014-06-24 Reald Inc. Cleanable coating for projection screen
WO2014210594A1 (en) * 2013-06-28 2014-12-31 Reald Inc. Directional polarization preserving screen
US9791768B2 (en) * 2013-07-19 2017-10-17 3D-Tek Llc Projection screen
US10197905B2 (en) * 2014-01-15 2019-02-05 Lg Electronics Inc. Reflective screen, display having the same and method for manufacturing reflective screen
CN110892309B (zh) 2017-03-08 2022-11-22 加里夏普创新有限责任公司 广角可变中性密度滤光器
WO2019018419A1 (en) 2017-07-17 2019-01-24 Sharp Gary D Wide-angle compensation of uniaxial retarder stacks
US11249355B2 (en) 2018-01-29 2022-02-15 Gary Sharp Innovations, Llc Color switch for reduced color cross-talk
CN112219140A (zh) 2018-01-29 2021-01-12 加里夏普创新有限责任公司 中空三通光学元件
EP3759531A4 (en) 2018-03-02 2021-12-15 Gary Sharp Innovations, LLC RETARDER STACKING PAIRS FOR POLARIZATION BASE VECTOR TRANSFORMATION
US11226548B2 (en) * 2019-05-20 2022-01-18 Reald Polarizing preserving front projection screen with protrusions
EP4174575A4 (en) * 2020-06-24 2024-08-07 Shenzhen Photonic Crystal Technology Co., Ltd PROJECTION SCREEN CAPABLE OF MAINTAINING THE POLARIZATION STATE OF A PROJECTION LIGHT
CN114114499B (zh) * 2020-08-31 2024-07-19 宁波激智科技股份有限公司 一种保偏光学膜、一种保偏扩散膜及一种双面雾保偏扩散膜
TWI892340B (zh) * 2023-12-05 2025-08-01 財團法人工業技術研究院 透明投影膜結構

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2524286A (en) * 1946-05-14 1950-10-03 John F Dreyer Flexible noncrystalline self-contained polarizing films and methods of making and using the same
US3652317A (en) * 1970-05-01 1972-03-28 Getters Spa Method of producing substrate having a particulate metallic coating
US3754811A (en) * 1971-12-13 1973-08-28 Eastman Kodak Co Projection screen
US3975304A (en) * 1972-05-03 1976-08-17 S.A.E.S. Getters S.P.A. Coating a substrate with soft particles
US5672410A (en) 1992-05-11 1997-09-30 Avery Dennison Corporation Embossed metallic leafing pigments
US5631064A (en) * 1995-09-15 1997-05-20 Minnesota Mining And Manufacturing Company Retroreflective transfer sheet and applique
GB9524220D0 (en) 1995-11-27 1996-01-31 Nashua Corp Improvements in or relating to projection screens and the like
JPH10104747A (ja) * 1996-09-30 1998-04-24 Dainippon Printing Co Ltd 反射型映写スクリーン
US6144491A (en) * 1996-02-29 2000-11-07 Dai Nippon Printing Co., Ltd. Reflection-type projection screen
JPH10206973A (ja) * 1997-01-20 1998-08-07 Nitto Denko Corp 透過型スクリーン
US6150022A (en) 1998-12-07 2000-11-21 Flex Products, Inc. Bright metal flake based pigments
US6369944B1 (en) * 1999-07-12 2002-04-09 Nashua Corporation Diffuser-coated projection screen element and method of manufacture
US6804053B2 (en) * 1999-12-22 2004-10-12 Kimoto Co., Ltd. See-through light transmitting type screen
JP3993980B2 (ja) * 1999-12-22 2007-10-17 株式会社きもと 透視可能な透過型スクリーン
WO2002010804A1 (en) * 2000-07-31 2002-02-07 Rochester Photonics Corporation Structure screens for controlled spreading of light
US7068427B2 (en) * 2003-09-03 2006-06-27 Diy Theatre, Llc Projection screens, methods for forming a projection screen and projection screen kits
JP2008151815A (ja) * 2006-12-14 2008-07-03 Fujitsu General Ltd 透過型スクリーン及びこれを備えた背面投写型表示装置
AU2009209209B2 (en) * 2008-01-28 2014-06-12 Reald Inc. Polarization preserving front projection screen
WO2011087872A2 (en) 2009-12-22 2011-07-21 Reald Inc. Polarization preserving projection screen with engineered particle and method for making same

Also Published As

Publication number Publication date
WO2011087873A2 (en) 2011-07-21
US20130301122A1 (en) 2013-11-14
CN102763035B (zh) 2015-06-17
IN2012DN05897A (enExample) 2015-09-18
EA201200941A1 (ru) 2012-12-28
US20120206800A1 (en) 2012-08-16
EA028214B1 (ru) 2017-10-31
WO2011087873A3 (en) 2011-11-10
US9110363B2 (en) 2015-08-18
CN102763035A (zh) 2012-10-31
EP2517071B1 (en) 2019-05-22
US8488240B2 (en) 2013-07-16
CA2795690C (en) 2020-06-09
CA2795690A1 (en) 2011-07-21
EP2517071A4 (en) 2016-04-20
EP2517071A2 (en) 2012-10-31

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 8A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO ARQUIVAMENTO PUBLICADO NA RPI 2495 DE 30/10/2018.

B350 Update of information on the portal [chapter 15.35 patent gazette]