FI117810B - Pulseringsbaserad anordning för projicering av en stereo- eller flerkanalbild - Google Patents
Pulseringsbaserad anordning för projicering av en stereo- eller flerkanalbild Download PDFInfo
- Publication number
- FI117810B FI117810B FI20011292A FI20011292A FI117810B FI 117810 B FI117810 B FI 117810B FI 20011292 A FI20011292 A FI 20011292A FI 20011292 A FI20011292 A FI 20011292A FI 117810 B FI117810 B FI 117810B
- Authority
- FI
- Finland
- Prior art keywords
- image
- liquid crystal
- projector
- light
- light source
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
- G02B30/24—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type involving temporal multiplexing, e.g. using sequentially activated left and right shutters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/341—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using temporal multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/349—Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking
- H04N13/354—Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying sequentially
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/363—Image reproducers using image projection screens
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/366—Image reproducers using viewer tracking
- H04N13/368—Image reproducers using viewer tracking for two or more viewers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/398—Synchronisation thereof; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/361—Reproducing mixed stereoscopic images; Reproducing mixed monoscopic and stereoscopic images, e.g. a stereoscopic image overlay window on a monoscopic image background
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
Claims (4)
1. Anordning för projicering av en rörlig eller orörlig stereo- eller fler-kanalbild (IM), vilken anordning omfattar ätminstone en första (R) och 5 ätminstone en andra (L) videoprojektor eller dylikt för att projicera för äskädarens (H) högra och vänstra öga avsedda bilder tidsmässigt efter varandra och i synkronisering med funktionen av slutarglasögon (G) eller dylikt som används av äskädaren, kännetecknad av, att sagda videoprojektorer är flytkristallvideoprojektorer (Pl), i vilka flytkristall-10 videoprojektorer ljuskällan, som belyser en bildformande flytkristall-matris (LC) och säledes projicerar bilden, är en ljuskälla (FP) som pro-ducerar ljus i pulsar, varvid pulsningen av ljuskällans (RP) ljuseffekt är anordnad att synkroniseras med förevisningen av bilderna sä att — när den för det högra ögat avsedda slutaren (R’) hos de av äskäda-15 ren (H) burna slutarglasögonen (G) eller dylikt är öppen, Ijuseffek- ten frän ljuskällan (FP) av ätminstone den andra projektorn (L), som projicerar den för det vänstra ögat avsedda bilden, styrs nedät, och ljuseffekten frän ljuskällan (FP) av ätminstone den första projektorn (R), som projicerar den för det högra ögat avsedda bilden, styrs i 20 pulsar uppät, och pä ett motsvarande sätt — när den för det vänstra ögat avsedda slutaren (U) hos de av : äskädaren (H) burna slutarglasögonen (G) eller dylikt är öppen, .·:·! ljuseffekten frän ljuskällan (FP) av ätminstone den första projektorn • ♦ · #.\ ; (R), som projicerar den för det högra ögat avsedda bilden, styrs *· *| 25 nedät, och ljuseffekten frän ljuskällan (FP) av ätminstone den andra projektorn (L), som projicerar den för det vänstra ögat avsedda bil-den, styrs i pulsar uppät. • « * • · • · V • · *
2. Anordning enligt patentkrav 1, kännetecknad av, att de i flytkristall- 30 videoprojektorerna (Pl) använda ljuskällorna (FP) är pä elektrisk ur- . laddning baserade blixtrör eller-lampor. • · • · ·
3. Anordning enligt patentkrav 2, kännetecknad av, att ljuskällorna * · *·;** (FP) är pä elektrisk urladdning baserade blixtrör eller -lampor, i vilka 35 finns en kontinuerlig excitationsström mellan lampans elektroder och ·:··· den egentliga ljuseffekt genererande urladdningen ästadkoms genom att momentant öka den tili lampan matade strömmen. : 1? 117810
4. Anordning enligt nägot av de föregäende patentkraven, känneteck-nad av, att anordningen är anordnad att förevisa en stereobild för tva eller flera äskädare (H, H’) sä, att vid behov för varje äskädare före-5 visas en olik bild. • · ··· • · 1 • 1 • · · • · • · • · · • · · ... ·1··· ♦ · • · ♦ · · • · * ♦ 1 • · • · ····. • ♦ · * · · • · • · • · · ··· • · • · · • · • · • · 1 » • · φ ♦ • ··
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20011292A FI117810B (sv) | 2001-06-18 | 2001-06-18 | Pulseringsbaserad anordning för projicering av en stereo- eller flerkanalbild |
EP02743294A EP1425925B1 (en) | 2001-06-18 | 2002-06-18 | Apparatus for light pulse based stereo or multichannel image projection |
PCT/FI2002/000532 WO2003003751A1 (en) | 2001-06-18 | 2002-06-18 | Apparatus based on pulsing for projection of a stereo or multichannel image |
DE60233334T DE60233334D1 (de) | 2001-06-18 | 2002-06-18 | Lichtpuls basierte vorrichtung zur projektion eines stereo- oder mehrkanalbildes |
US10/481,260 US7072110B2 (en) | 2001-06-18 | 2002-06-18 | Apparatus based on pulsing for projection of a stereo or multichannel image |
AT02743294T ATE439743T1 (de) | 2001-06-18 | 2002-06-18 | Lichtpuls basierte vorrichtung zur projektion eines stereo- oder mehrkanalbildes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20011292A FI117810B (sv) | 2001-06-18 | 2001-06-18 | Pulseringsbaserad anordning för projicering av en stereo- eller flerkanalbild |
FI20011292 | 2001-06-18 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20011292A0 FI20011292A0 (sv) | 2001-06-18 |
FI20011292A FI20011292A (sv) | 2002-12-19 |
FI117810B true FI117810B (sv) | 2007-02-28 |
Family
ID=8561436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20011292A FI117810B (sv) | 2001-06-18 | 2001-06-18 | Pulseringsbaserad anordning för projicering av en stereo- eller flerkanalbild |
Country Status (6)
Country | Link |
---|---|
US (1) | US7072110B2 (sv) |
EP (1) | EP1425925B1 (sv) |
AT (1) | ATE439743T1 (sv) |
DE (1) | DE60233334D1 (sv) |
FI (1) | FI117810B (sv) |
WO (1) | WO2003003751A1 (sv) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1609705A (zh) * | 2004-04-28 | 2005-04-27 | 李明 | 观看立体电影的方法和设备 |
GB2414883A (en) * | 2004-06-02 | 2005-12-07 | Seos Ltd | Apparatus for displaying images utilising liquid crystal shutter glasses |
US20090051759A1 (en) * | 2005-05-27 | 2009-02-26 | Adkins Sean M | Equipment and methods for the synchronization of stereoscopic projection displays |
US8508526B2 (en) * | 2006-08-16 | 2013-08-13 | Industrial Technology Research Institute | Stereo display and display |
US20080043209A1 (en) * | 2006-08-18 | 2008-02-21 | Simon Widdowson | Image display system with channel selection device |
US8066377B1 (en) * | 2006-08-28 | 2011-11-29 | Lightspeed Design, Inc. | System and method for synchronizing a 3D video projector |
US8717348B2 (en) * | 2006-12-22 | 2014-05-06 | Texas Instruments Incorporated | System and method for synchronizing a viewing device |
CA2581459A1 (en) * | 2007-03-12 | 2008-09-12 | Laser Design Productions Inc. | Water screen apparatus |
US9199264B2 (en) | 2007-03-12 | 2015-12-01 | Pyrotek Special Effects, Inc. | Apparatus for creating a water formed image |
US20090147075A1 (en) * | 2007-12-06 | 2009-06-11 | James Plant | Method for producing differential outputs from a single video source |
US20110043881A1 (en) * | 2008-05-07 | 2011-02-24 | Koninklijke Philips Electronics N.V. | Device and process for controlled conveying of different visual impressions of a room while retaining identical room illumination |
US8581969B2 (en) * | 2008-12-11 | 2013-11-12 | Nvidia Corporation | Single display system and method for displaying stereoscopic content |
US9648346B2 (en) * | 2009-06-25 | 2017-05-09 | Microsoft Technology Licensing, Llc | Multi-view video compression and streaming based on viewpoints of remote viewer |
KR101683788B1 (ko) * | 2009-07-24 | 2016-12-08 | 삼성전자주식회사 | 입체 영상 투사 시스템 |
US8262226B2 (en) * | 2009-08-11 | 2012-09-11 | Disney Enterprises, Inc. | Apparatus and method for an anamorphic Pepper's ghost illusion |
US20120307210A1 (en) * | 2010-02-01 | 2012-12-06 | Riney Bennett | Stereoscopic display apparatus and method |
US20110216173A1 (en) * | 2010-03-02 | 2011-09-08 | Comcast Cable Communications, Llc | Impairments To 3D Experiences |
WO2012006010A1 (en) | 2010-06-28 | 2012-01-12 | Dolby Laboratories Licensing Corporation | Back light unit for stereoscopic display |
DE102010047207B4 (de) * | 2010-09-27 | 2017-02-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Projektionssystem und Verfahren zum Projizieren von Bildinhalten |
JP5598281B2 (ja) * | 2010-11-19 | 2014-10-01 | ソニー株式会社 | 投射型表示システム |
JP5974547B2 (ja) * | 2012-03-02 | 2016-08-23 | セイコーエプソン株式会社 | 偏光制御装置、プロジェクターシステム、偏光制御方法及び画像制御方法 |
JP5773025B2 (ja) * | 2014-04-25 | 2015-09-02 | セイコーエプソン株式会社 | プロジェクターおよびプロジェクターシステム |
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FI117146B (sv) * | 2001-06-18 | 2006-06-30 | Karri Tapani Palovuori | Slutarfunktionsbaserad anordning för projicering av en stereo- eller flerkanalbild |
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-
2001
- 2001-06-18 FI FI20011292A patent/FI117810B/sv not_active IP Right Cessation
-
2002
- 2002-06-18 EP EP02743294A patent/EP1425925B1/en not_active Expired - Lifetime
- 2002-06-18 AT AT02743294T patent/ATE439743T1/de not_active IP Right Cessation
- 2002-06-18 DE DE60233334T patent/DE60233334D1/de not_active Expired - Fee Related
- 2002-06-18 US US10/481,260 patent/US7072110B2/en not_active Expired - Fee Related
- 2002-06-18 WO PCT/FI2002/000532 patent/WO2003003751A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1425925B1 (en) | 2009-08-12 |
FI20011292A (sv) | 2002-12-19 |
ATE439743T1 (de) | 2009-08-15 |
EP1425925A1 (en) | 2004-06-09 |
US7072110B2 (en) | 2006-07-04 |
FI20011292A0 (sv) | 2001-06-18 |
DE60233334D1 (de) | 2009-09-24 |
US20040233527A1 (en) | 2004-11-25 |
WO2003003751A1 (en) | 2003-01-09 |
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