TW200745604A - Method of operating a projection system using active light modulation - Google Patents
Method of operating a projection system using active light modulationInfo
- Publication number
- TW200745604A TW200745604A TW096106221A TW96106221A TW200745604A TW 200745604 A TW200745604 A TW 200745604A TW 096106221 A TW096106221 A TW 096106221A TW 96106221 A TW96106221 A TW 96106221A TW 200745604 A TW200745604 A TW 200745604A
- Authority
- TW
- Taiwan
- Prior art keywords
- projection system
- operating
- array
- light sources
- light
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
-
- 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
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
- G09G3/002—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background to project the image of a two-dimensional display, such as an array of light emitting or modulating elements or a CRT
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2007—Display of intermediate tones
- G09G3/2011—Display of intermediate tones by amplitude modulation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
- H04N9/3155—Modulator illumination systems for controlling the light source
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0235—Field-sequential colour display
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2007—Display of intermediate tones
- G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06110265 | 2006-02-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200745604A true TW200745604A (en) | 2007-12-16 |
Family
ID=38025281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW096106221A TW200745604A (en) | 2006-02-22 | 2007-02-16 | Method of operating a projection system using active light modulation |
Country Status (8)
Country | Link |
---|---|
US (2) | US20090021456A1 (zh) |
EP (1) | EP1989886B1 (zh) |
JP (1) | JP5475290B2 (zh) |
KR (1) | KR101333030B1 (zh) |
CN (1) | CN101390404B (zh) |
RU (1) | RU2420024C2 (zh) |
TW (1) | TW200745604A (zh) |
WO (1) | WO2007096805A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2712037A3 (en) * | 2011-02-25 | 2014-06-18 | Barret Lippey | Laser display method and system |
CN102214451B (zh) * | 2011-06-10 | 2012-11-28 | 华东师范大学 | 一种基于光波长带通滤波器的数字光处理显示系统 |
DE102012206525B4 (de) | 2012-04-20 | 2023-03-09 | Osram Gmbh | Verfahren zum Bestrahlen einer bildgebenden Optik und Projektor |
CN106772431B (zh) * | 2017-01-23 | 2019-09-20 | 杭州蓝芯科技有限公司 | 一种结合tof技术和双目视觉的深度信息获取装置及其方法 |
US11635614B2 (en) * | 2017-04-14 | 2023-04-25 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Systems and methods for beam steering using a micromirror device |
US11950026B2 (en) | 2017-04-14 | 2024-04-02 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Methods and apparatus employing angular and spatial modulation of light |
WO2018191694A1 (en) | 2017-04-14 | 2018-10-18 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Methods and apparatus for angular and spatial modulation of light |
US11509871B2 (en) | 2017-12-22 | 2022-11-22 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Methods and apparatus for angular and spatial modulation of light |
CN111491144B (zh) * | 2019-01-28 | 2023-04-07 | 深圳光峰科技股份有限公司 | 显示方法、显示系统及计算机存储介质 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2040258T3 (es) * | 1986-09-20 | 1993-10-16 | Thorn Emi Plc | Dispositivo de pantalla. |
US5668611A (en) * | 1994-12-21 | 1997-09-16 | Hughes Electronics | Full color sequential image projection system incorporating pulse rate modulated illumination |
US5748164A (en) | 1994-12-22 | 1998-05-05 | Displaytech, Inc. | Active matrix liquid crystal image generator |
US6377236B1 (en) * | 1999-07-29 | 2002-04-23 | Hewlett-Packard Company | Method of illuminating a light valve with improved light throughput and color balance correction |
US6888529B2 (en) * | 2000-12-12 | 2005-05-03 | Koninklijke Philips Electronics N.V. | Control and drive circuit arrangement for illumination performance enhancement with LED light sources |
US7154458B2 (en) | 2002-08-21 | 2006-12-26 | Nec Viewtechnology, Ltd. | Video display device with spatial light modulator |
JP3781743B2 (ja) * | 2002-08-21 | 2006-05-31 | Necビューテクノロジー株式会社 | 映像表示装置 |
JP3990251B2 (ja) * | 2002-10-11 | 2007-10-10 | Necディスプレイソリューションズ株式会社 | 投写型表示装置 |
JP2005025160A (ja) * | 2003-06-13 | 2005-01-27 | Seiko Epson Corp | 空間光変調装置の駆動方法及びプロジェクタ |
JP2005250235A (ja) | 2004-03-05 | 2005-09-15 | Seiko Epson Corp | 光変調装置、光学表示装置、光変調制御プログラム及び光学表示装置制御プログラム、並びに光変調制御方法及び光学表示装置制御方法 |
US7916104B2 (en) * | 2005-05-27 | 2011-03-29 | Texas Instruments Incorporated | Increased intensity resolution for pulse-width modulation-based displays with light emitting diode illumination |
-
2007
- 2007-02-12 US US12/280,109 patent/US20090021456A1/en not_active Abandoned
- 2007-02-12 WO PCT/IB2007/050455 patent/WO2007096805A1/en active Application Filing
- 2007-02-12 JP JP2008555913A patent/JP5475290B2/ja active Active
- 2007-02-12 RU RU2008137619/09A patent/RU2420024C2/ru active IP Right Revival
- 2007-02-12 EP EP07705855.0A patent/EP1989886B1/en active Active
- 2007-02-12 KR KR1020087022977A patent/KR101333030B1/ko active IP Right Grant
- 2007-02-12 CN CN2007800063827A patent/CN101390404B/zh active Active
- 2007-02-16 TW TW096106221A patent/TW200745604A/zh unknown
-
2011
- 2011-12-19 US US13/329,687 patent/US20120086702A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
RU2008137619A (ru) | 2010-03-27 |
JP5475290B2 (ja) | 2014-04-16 |
CN101390404A (zh) | 2009-03-18 |
JP2009527787A (ja) | 2009-07-30 |
CN101390404B (zh) | 2012-03-21 |
RU2420024C2 (ru) | 2011-05-27 |
US20120086702A1 (en) | 2012-04-12 |
WO2007096805A1 (en) | 2007-08-30 |
EP1989886B1 (en) | 2016-04-13 |
US20090021456A1 (en) | 2009-01-22 |
KR20080094845A (ko) | 2008-10-24 |
KR101333030B1 (ko) | 2013-11-26 |
EP1989886A1 (en) | 2008-11-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW200745604A (en) | Method of operating a projection system using active light modulation | |
MX2007007534A (es) | Dispositivo de representacion visual de gama de color amplia. | |
WO2009060744A1 (ja) | 照明光学装置及び露光装置 | |
WO2005013193A3 (en) | Multi-primary color display | |
TW200712555A (en) | Illumination system and projection system incorporating same | |
EP1771011A3 (en) | Image display apparatus and light source unit | |
WO2008024280A3 (en) | An image display system having adjustable intensities | |
EP1715683A3 (en) | Methods and systems for projecting images | |
JP2007535873A5 (zh) | ||
EP2808864A3 (en) | Methods and apparatus for actuating displays | |
WO2006065537A3 (en) | Laser illuminated projection displays | |
TW200735930A (en) | System and method for creating artificial atmosphere | |
TW200720062A (en) | Rapid prototyping apparatus and method of rapid prototyping | |
EP1505434A4 (en) | OPTICAL LIGHTING SYSTEM, IMAGE DISPLAY UNIT AND METHOD FOR LIGHTING A SPACE MODULATION ELEMENT | |
US20070064007A1 (en) | Image display system and method | |
GB2473393B (en) | Projector and method for projecting an image | |
TW200614144A (en) | Spatial light modulator and method for color management | |
TW200627018A (en) | High contrast liquid crystal display | |
EP1761074A8 (en) | Colour-sequential projection system | |
TW200638765A (en) | Illumination modulation technique | |
TW200516531A (en) | Method for dynamically controlling driving current of backlight module | |
TW200721100A (en) | Display method in an active matrix display device | |
WO2006055932A3 (en) | System and method for light source modulation | |
TW200501014A (en) | Optical display driving method | |
EP1863008A3 (en) | Method and circuit for controlling the backlighting system of a display apparatus |