CN104618699A - 用于高动态范围的两级光调制 - Google Patents
用于高动态范围的两级光调制 Download PDFInfo
- Publication number
- CN104618699A CN104618699A CN201410599252.0A CN201410599252A CN104618699A CN 104618699 A CN104618699 A CN 104618699A CN 201410599252 A CN201410599252 A CN 201410599252A CN 104618699 A CN104618699 A CN 104618699A
- Authority
- CN
- China
- Prior art keywords
- light
- submodulator
- main mux
- constructed
- premodulated
- 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.)
- Granted
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
- H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/0095—Relay lenses or rod lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/006—Systems in which light light is reflected on a plurality of parallel surfaces, e.g. louvre mirrors, total internal reflection [TIR] lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/008—Systems specially adapted to form image relays or chained systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
-
- 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
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
-
- 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
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/208—Homogenising, shaping of the illumination light
-
- 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
- G03B21/14—Details
- G03B21/26—Projecting separately subsidiary matter simultaneously with main image
-
- 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
-
- 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
- H04N9/312—Driving therefor
- H04N9/3126—Driving therefor for spatial light modulators in series
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Optical Elements Other Than Lenses (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/070,627 US9232172B2 (en) | 2013-11-04 | 2013-11-04 | Two-stage light modulation for high dynamic range |
US14/070,627 | 2013-11-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104618699A true CN104618699A (zh) | 2015-05-13 |
CN104618699B CN104618699B (zh) | 2017-10-20 |
Family
ID=51945681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410599252.0A Active CN104618699B (zh) | 2013-11-04 | 2014-10-30 | 用于高动态范围的两级光调制 |
Country Status (5)
Country | Link |
---|---|
US (2) | US9232172B2 (zh) |
EP (1) | EP2869570B1 (zh) |
JP (1) | JP6391418B2 (zh) |
CN (1) | CN104618699B (zh) |
HK (1) | HK1209939A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106680992A (zh) * | 2016-11-22 | 2017-05-17 | 长春理工大学 | 基于双dmd的成像系统 |
CN108322667A (zh) * | 2018-02-22 | 2018-07-24 | 长春车格斯科技有限公司 | 一种成像系统及其成像方法 |
CN108628070A (zh) * | 2017-03-23 | 2018-10-09 | 深圳市光峰光电技术有限公司 | 一种显示系统 |
CN108693687A (zh) * | 2017-04-06 | 2018-10-23 | 深圳市光峰光电技术有限公司 | 一种显示系统 |
WO2020010856A1 (zh) * | 2018-07-12 | 2020-01-16 | 深圳光峰科技股份有限公司 | Dmd调节装置、调节系统及多dmd光机系统 |
CN110876021A (zh) * | 2018-08-31 | 2020-03-10 | 深圳光峰科技股份有限公司 | 投影系统及其光源模组 |
CN111147832A (zh) * | 2014-12-31 | 2020-05-12 | 杜比实验室特许公司 | 投影仪显示系统 |
Families Citing this family (19)
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US10048647B2 (en) | 2014-03-27 | 2018-08-14 | Microsoft Technology Licensing, Llc | Optical waveguide including spatially-varying volume hologram |
TWI531215B (zh) * | 2014-09-10 | 2016-04-21 | 台達電子工業股份有限公司 | 編碼光源與應用其之光場投影裝置 |
US10356317B2 (en) * | 2014-10-30 | 2019-07-16 | Technion Research & Development Foundation Limited | Wide-scale terrestrial light-field imaging of the sky |
EP3292686B1 (en) * | 2015-05-06 | 2021-12-01 | Dolby Laboratories Licensing Corporation | Thermal compensation in image projection |
US10326967B2 (en) | 2015-05-15 | 2019-06-18 | Dolby Laboratories Licensing Corporation | Control of light spreading with blurring element in projector systems |
US10210844B2 (en) | 2015-06-29 | 2019-02-19 | Microsoft Technology Licensing, Llc | Holographic near-eye display |
KR20180001055A (ko) | 2016-06-24 | 2018-01-04 | 삼성전자주식회사 | 지문 센서를 포함하는 전자 장치 및 이의 운용 방법 |
US10531055B2 (en) | 2016-09-30 | 2020-01-07 | Dolby Laboratories Licensing Corporation | Beam combining for highlight projection |
US10254542B2 (en) | 2016-11-01 | 2019-04-09 | Microsoft Technology Licensing, Llc | Holographic projector for a waveguide display |
US11022939B2 (en) | 2017-01-03 | 2021-06-01 | Microsoft Technology Licensing, Llc | Reduced bandwidth holographic near-eye display |
US9983402B1 (en) * | 2017-02-16 | 2018-05-29 | Christie Digital Systems Usa, Inc. | Forward-on-forward high dynamic range architecture for digital micromirror devices |
US10712567B2 (en) | 2017-06-15 | 2020-07-14 | Microsoft Technology Licensing, Llc | Holographic display system |
JP2019035800A (ja) * | 2017-08-10 | 2019-03-07 | キヤノン株式会社 | 画像投射装置 |
WO2019060802A1 (en) | 2017-09-25 | 2019-03-28 | Dolby Laboratories Licensing Corporation | SYSTEM AND METHOD FOR DISPLAYING HIGH QUALITY IMAGES IN A DUAL MODULATION PROJECTION SYSTEM |
WO2019126075A1 (en) * | 2017-12-22 | 2019-06-27 | Dolby Laboratories Licensing Corporation | Temporal modeling of phase modulators in multi-modulation projection |
US11089272B1 (en) * | 2018-12-12 | 2021-08-10 | PhotonEdge Inc. | Systems and methods for high-contrast spatial light modulation |
US11503274B2 (en) * | 2019-05-02 | 2022-11-15 | Disney Enterprises, Inc. | High speed binary compressive light field projection system |
JP2021006850A (ja) * | 2019-06-28 | 2021-01-21 | 台達電子工業股▲ふん▼有限公司Delta Electronics,Inc. | 投影装置及び投影方法 |
CN111770244B (zh) * | 2020-07-30 | 2022-10-04 | 哈尔滨方聚科技发展有限公司 | 一种非调制式dmd空间光调制器成像方法 |
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CN105474637A (zh) * | 2013-08-16 | 2016-04-06 | 杜比实验室特许公司 | 用于多调制显示器的光场模型化技术的系统和方法 |
CN105684437A (zh) * | 2013-11-03 | 2016-06-15 | 杜比实验室特许公司 | 用于多调制显示中的局部调光的系统和方法 |
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CN108628070B (zh) * | 2017-03-23 | 2020-09-11 | 深圳光峰科技股份有限公司 | 一种显示系统 |
CN108693687A (zh) * | 2017-04-06 | 2018-10-23 | 深圳市光峰光电技术有限公司 | 一种显示系统 |
CN108693687B (zh) * | 2017-04-06 | 2021-03-05 | 深圳光峰科技股份有限公司 | 一种显示系统 |
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Also Published As
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JP2015090497A (ja) | 2015-05-11 |
HK1209939A1 (zh) | 2016-04-08 |
JP6391418B2 (ja) | 2018-09-19 |
EP2869570B1 (en) | 2021-05-26 |
US20150124175A1 (en) | 2015-05-07 |
US9232172B2 (en) | 2016-01-05 |
US20160142686A1 (en) | 2016-05-19 |
EP2869570A1 (en) | 2015-05-06 |
US9491422B2 (en) | 2016-11-08 |
CN104618699B (zh) | 2017-10-20 |
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