EP1495363A4 - Projection screen apparatus - Google Patents

Projection screen apparatus

Info

Publication number
EP1495363A4
EP1495363A4 EP03706049A EP03706049A EP1495363A4 EP 1495363 A4 EP1495363 A4 EP 1495363A4 EP 03706049 A EP03706049 A EP 03706049A EP 03706049 A EP03706049 A EP 03706049A EP 1495363 A4 EP1495363 A4 EP 1495363A4
Authority
EP
European Patent Office
Prior art keywords
projection screen
screen apparatus
projection
screen
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Withdrawn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
EP03706049A
Other languages
German (de)
French (fr)
Other versions
EP1495363A2 (en
Inventor
Richard M Knox
Dale S Walker
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.)
Duke University
Original Assignee
Duke University
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
Priority claimed from US10/120,785 external-priority patent/US6788460B2/en
Priority claimed from US10/122,138 external-priority patent/US6768566B2/en
Application filed by Duke University filed Critical Duke University
Publication of EP1495363A2 publication Critical patent/EP1495363A2/en
Publication of EP1495363A4 publication Critical patent/EP1495363A4/en
Withdrawn legal-status Critical Current

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
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens
EP03706049A 2002-04-12 2003-02-20 Projection screen apparatus Withdrawn EP1495363A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US120785 1998-07-22
US10/120,785 US6788460B2 (en) 1998-04-15 2002-04-12 Projection screen apparatus
US10/122,138 US6768566B2 (en) 1998-04-15 2002-04-15 Projection screen apparatus including holographic optical element
US122138 2002-04-15
PCT/US2003/003116 WO2003087927A2 (en) 2002-04-12 2003-02-20 Projection screen apparatus

Publications (2)

Publication Number Publication Date
EP1495363A2 EP1495363A2 (en) 2005-01-12
EP1495363A4 true EP1495363A4 (en) 2008-06-04

Family

ID=29253963

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03706049A Withdrawn EP1495363A4 (en) 2002-04-12 2003-02-20 Projection screen apparatus

Country Status (5)

Country Link
EP (1) EP1495363A4 (en)
JP (1) JP2005522736A (en)
AU (1) AU2003207812B2 (en)
CA (1) CA2481647A1 (en)
WO (1) WO2003087927A2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666248A (en) * 1985-12-20 1987-05-19 U. S. Philips Corporation Rear-projection screen
WO2000067071A1 (en) * 1999-04-29 2000-11-09 Synelec Telecom Multimedia Projection screen
US20010001582A1 (en) * 1998-04-15 2001-05-24 Duke University Projection screen apparatus including holographic optical element

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2511390C2 (en) * 1975-03-15 1984-03-15 Agfa-Gevaert Ag, 5090 Leverkusen Method and device for the production of daylight projection screens as well as daylight projection screen produced according to this method
US4268118A (en) * 1979-09-05 1981-05-19 Minnesota Mining And Manufacturing Company Sheeting useful as a projection screen
US4418986A (en) * 1981-04-07 1983-12-06 Mitsubishi Rayon Co., Ltd. Rear projection screen
US4666249A (en) * 1985-08-14 1987-05-19 Sola U.S.A. Inc. Surface-treated contact lens and method of producing
US4773731A (en) * 1987-08-28 1988-09-27 North American Philips Corp. One-piece projection screen
US5644431A (en) * 1990-05-18 1997-07-01 University Of Arkansas, N.A. Directional image transmission sheet and method of making same
US5692820A (en) * 1992-02-20 1997-12-02 Kopin Corporation Projection monitor
JP3269175B2 (en) * 1992-05-15 2002-03-25 株式会社日立製作所 TRANSMISSION SCREEN AND REAR PROJECTION DISPLAY DEVICE HAVING THE SAME
US5337179A (en) * 1992-07-27 1994-08-09 Hodges Marvin P Flexible controllable optical surface and method of making the same
BE1007864A3 (en) * 1993-12-10 1995-11-07 Philips Electronics Nv Image projection system.
JP3278521B2 (en) * 1994-01-28 2002-04-30 松下電器産業株式会社 Rear projection type image display
US5933276A (en) * 1994-04-13 1999-08-03 Board Of Trustees, University Of Arkansas, N.A. Aberration-free directional image window sheet
US5642226A (en) * 1995-01-18 1997-06-24 Rosenthal; Bruce A. Lenticular optical system
US5661531A (en) * 1996-01-29 1997-08-26 Rainbow Displays Inc. Tiled, flat-panel display having invisible seams
JPH11305339A (en) * 1998-04-23 1999-11-05 Toppan Printing Co Ltd Method and device for manufacturing projection screen
JPH11338056A (en) * 1998-05-22 1999-12-10 Nissho Giken Kk Video display device
US6301051B1 (en) * 2000-04-05 2001-10-09 Rockwell Technologies, Llc High fill-factor microlens array and fabrication method
KR100521731B1 (en) * 2000-07-03 2005-10-17 세이코 엡슨 가부시키가이샤 Method for manufacturing transmission screen and transmission screen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666248A (en) * 1985-12-20 1987-05-19 U. S. Philips Corporation Rear-projection screen
US20010001582A1 (en) * 1998-04-15 2001-05-24 Duke University Projection screen apparatus including holographic optical element
WO2000067071A1 (en) * 1999-04-29 2000-11-09 Synelec Telecom Multimedia Projection screen

Also Published As

Publication number Publication date
JP2005522736A (en) 2005-07-28
CA2481647A1 (en) 2003-10-23
AU2003207812B2 (en) 2008-02-07
WO2003087927A3 (en) 2004-06-24
AU2003207812A1 (en) 2003-10-27
EP1495363A2 (en) 2005-01-12
WO2003087927A2 (en) 2003-10-23

Similar Documents

Publication Publication Date Title
EP1550909A4 (en) Projection display apparatus
GB2396071B (en) Projection type image display apparatus
EP1484638A4 (en) Projection screen
GB2398693B (en) Projector type display apparatus
GB0318218D0 (en) Projection type image display apparatus
GB2408019B (en) Image forming apparatus
GB2408375B (en) Projection-type image display apparatus
AU2003273858A8 (en) Mobile projection screen
AU2003281803A8 (en) Image display apparatus
GB2404996B (en) Viewing apparatus
HK1058555A1 (en) Image forming apparatus
GB2392040B (en) Image projecting apparatus
AU150686S (en) Image forming apparatus
AU152208S (en) Image forming apparatus
GB2408018B (en) Image forming apparatus
AU151279S (en) Image forming apparatus
HK1064070A1 (en) Image forming apparatus
AU2002952822A0 (en) Screen apparatus
EP1495363A4 (en) Projection screen apparatus
AU151280S (en) Image forming apparatus
GB2392041B (en) Television apparatus
GB2389266B (en) Television apparatus
AU150909S (en) Image forming apparatus
HK1058971A1 (en) Image forming apparatus
GB0218227D0 (en) Projection apparatus

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20041001

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO

RIN1 Information on inventor provided before grant (corrected)

Inventor name: WALKER, DALE, S.

Inventor name: KNOX, RICHARD, M.

A4 Supplementary search report drawn up and despatched

Effective date: 20080508

17Q First examination report despatched

Effective date: 20090427

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20090708