CN111866479B - Liquid crystal polarization invisible word-drawing DLP projector system and video data processing method - Google Patents
Liquid crystal polarization invisible word-drawing DLP projector system and video data processing method Download PDFInfo
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- CN111866479B CN111866479B CN202010913386.0A CN202010913386A CN111866479B CN 111866479 B CN111866479 B CN 111866479B CN 202010913386 A CN202010913386 A CN 202010913386A CN 111866479 B CN111866479 B CN 111866479B
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- 230000010287 polarization Effects 0.000 title claims abstract description 107
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 85
- 238000003672 processing method Methods 0.000 title claims description 15
- 239000011521 glass Substances 0.000 claims abstract description 59
- 238000003384 imaging method Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000013461 design Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000002688 persistence Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
Images
Classifications
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- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/2222—Prompting
-
- 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
- H04N9/317—Convergence or focusing 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]
- H04N9/3179—Video signal processing therefor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010164464.1A CN111225198A (en) | 2020-03-11 | 2020-03-11 | Liquid crystal polarization invisible word-drawing DLP projector system and video data processing method |
CN2020101644641 | 2020-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111866479A CN111866479A (en) | 2020-10-30 |
CN111866479B true CN111866479B (en) | 2021-09-28 |
Family
ID=70831482
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010164464.1A Withdrawn CN111225198A (en) | 2020-03-11 | 2020-03-11 | Liquid crystal polarization invisible word-drawing DLP projector system and video data processing method |
CN202010548675.5A Withdrawn CN111510695A (en) | 2020-03-11 | 2020-06-16 | Liquid crystal polarization invisible prompter D L P projector system and video data processing method |
CN202010723421.2A Active CN111787296B (en) | 2020-03-11 | 2020-07-24 | Data superposition processing method of liquid crystal polarization invisible word-prompting DLP projector system |
CN202010913386.0A Active CN111866479B (en) | 2020-03-11 | 2020-09-03 | Liquid crystal polarization invisible word-drawing DLP projector system and video data processing method |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010164464.1A Withdrawn CN111225198A (en) | 2020-03-11 | 2020-03-11 | Liquid crystal polarization invisible word-drawing DLP projector system and video data processing method |
CN202010548675.5A Withdrawn CN111510695A (en) | 2020-03-11 | 2020-06-16 | Liquid crystal polarization invisible prompter D L P projector system and video data processing method |
CN202010723421.2A Active CN111787296B (en) | 2020-03-11 | 2020-07-24 | Data superposition processing method of liquid crystal polarization invisible word-prompting DLP projector system |
Country Status (1)
Country | Link |
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CN (4) | CN111225198A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114594599A (en) * | 2020-12-03 | 2022-06-07 | 中国科学院理化技术研究所 | Device for realizing display in different directions |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63220108A (en) * | 1987-03-09 | 1988-09-13 | Sharp Corp | Overhead projector for synthesizing stereoscopic image |
US4859994A (en) * | 1987-10-26 | 1989-08-22 | Malcolm Zola | Closed-captioned movie subtitle system |
CN103731615A (en) * | 2012-10-11 | 2014-04-16 | 晨星软件研发(深圳)有限公司 | Display method and display device |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5684542A (en) * | 1993-12-21 | 1997-11-04 | Sony Corporation | Video subtitle processing system |
US5793470A (en) * | 1995-05-22 | 1998-08-11 | The Walt Disney Company | Latent-image projection system and method |
US6741323B2 (en) * | 2002-08-12 | 2004-05-25 | Digital Theater Systems, Inc. | Motion picture subtitle system and method |
US20050041163A1 (en) * | 2003-05-07 | 2005-02-24 | Bernie Butler-Smith | Stereoscopic television signal processing method, transmission system and viewer enhancements |
JP4480451B2 (en) * | 2004-04-23 | 2010-06-16 | 三菱電機株式会社 | Projection-type image display device and display system |
WO2009094043A1 (en) * | 2008-01-21 | 2009-07-30 | Kameraflage Inc. | Methods and systems for displaying messages in a wide-spectrum display |
JP2012053227A (en) * | 2010-08-31 | 2012-03-15 | Sanyo Electric Co Ltd | Projection type video display device |
PE20140057A1 (en) * | 2010-09-20 | 2014-03-01 | Fraunhofer Ges Forschung | METHOD TO DIFFERENTIATE BETWEEN THE BACKGROUND AND THE FRONT OF THE SCENARIO AND ALSO METHOD TO REPLACE A BACKGROUND IN THE IMAGES OF A DECORATION |
KR101974995B1 (en) * | 2011-01-10 | 2019-05-07 | 인터디지탈 매디슨 페이튼트 홀딩스 | System and method for displaying captions |
KR20130064944A (en) * | 2011-12-09 | 2013-06-19 | 문쌍국 | Polarized glasses for selectively viewing closed captioning |
TWI569648B (en) * | 2012-09-27 | 2017-02-01 | 晨星半導體股份有限公司 | Display method and apparatus |
WO2014160195A1 (en) * | 2013-03-13 | 2014-10-02 | Lockheed Martin Corporation | System and method for providing image encoding projection using an apodized liquid crystal display pixel |
CN107111181A (en) * | 2014-10-27 | 2017-08-29 | 巴科公司 | Using the display system and method for the screen with lenticule or the array of micro mirror |
CN204807824U (en) * | 2015-06-25 | 2015-11-25 | 高深 | Digit polarization space division image device |
CN107205165A (en) * | 2017-07-11 | 2017-09-26 | 成都德芯数字科技股份有限公司 | Picture and text stacking method and device |
-
2020
- 2020-03-11 CN CN202010164464.1A patent/CN111225198A/en not_active Withdrawn
- 2020-06-16 CN CN202010548675.5A patent/CN111510695A/en not_active Withdrawn
- 2020-07-24 CN CN202010723421.2A patent/CN111787296B/en active Active
- 2020-09-03 CN CN202010913386.0A patent/CN111866479B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63220108A (en) * | 1987-03-09 | 1988-09-13 | Sharp Corp | Overhead projector for synthesizing stereoscopic image |
US4859994A (en) * | 1987-10-26 | 1989-08-22 | Malcolm Zola | Closed-captioned movie subtitle system |
CN103731615A (en) * | 2012-10-11 | 2014-04-16 | 晨星软件研发(深圳)有限公司 | Display method and display device |
Also Published As
Publication number | Publication date |
---|---|
CN111225198A (en) | 2020-06-02 |
CN111787296A (en) | 2020-10-16 |
CN111510695A (en) | 2020-08-07 |
CN111787296B (en) | 2021-09-28 |
CN111866479A (en) | 2020-10-30 |
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Effective date of registration: 20240110 Address after: 518000 1104, Building A, Zhiyun Industrial Park, No. 13, Huaxing Road, Henglang Community, Longhua District, Shenzhen, Guangdong Province Patentee after: Shenzhen Hongyue Information Technology Co.,Ltd. Address before: School of physics and electronic engineering, Weifang University, 5150 Dongfeng East Street, high tech Zone, Weifang City, Shandong Province, 261061 Patentee before: WEIFANG University |
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Effective date of registration: 20240418 Address after: 710000, Zone G-Q332, 9th Floor, Building E3, West Yungu Phase I, Fengxi New City, Xixian New Area, Xi'an City, Shaanxi Province Patentee after: Xi'an Qizhibin Information Technology Co.,Ltd. Country or region after: China Address before: 518000 1104, Building A, Zhiyun Industrial Park, No. 13, Huaxing Road, Henglang Community, Longhua District, Shenzhen, Guangdong Province Patentee before: Shenzhen Hongyue Information Technology Co.,Ltd. Country or region before: China |
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