CN103868675B - 激光投影机及其激光光束扫描角度范围的检测方法 - Google Patents
激光投影机及其激光光束扫描角度范围的检测方法 Download PDFInfo
- Publication number
- CN103868675B CN103868675B CN201210538826.4A CN201210538826A CN103868675B CN 103868675 B CN103868675 B CN 103868675B CN 201210538826 A CN201210538826 A CN 201210538826A CN 103868675 B CN103868675 B CN 103868675B
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 31
- 238000012360 testing method Methods 0.000 claims description 206
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000007812 deficiency Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000006378 damage Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 230000036962 time dependent Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
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- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
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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]
- H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
-
- 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
-
- 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
- H04N9/3161—Modulator illumination systems using laser light sources
-
- 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]
- H04N9/3191—Testing thereof
-
- 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]
- H04N9/3191—Testing thereof
- H04N9/3194—Testing thereof including sensor feedback
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
Description
Claims (12)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210538826.4A CN103868675B (zh) | 2012-12-13 | 2012-12-13 | 激光投影机及其激光光束扫描角度范围的检测方法 |
US13/746,311 US8905553B2 (en) | 2012-12-13 | 2013-01-22 | Laser projector and method of detecting scanning angle range of laser beam thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210538826.4A CN103868675B (zh) | 2012-12-13 | 2012-12-13 | 激光投影机及其激光光束扫描角度范围的检测方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103868675A CN103868675A (zh) | 2014-06-18 |
CN103868675B true CN103868675B (zh) | 2016-08-17 |
Family
ID=50907448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210538826.4A Expired - Fee Related CN103868675B (zh) | 2012-12-13 | 2012-12-13 | 激光投影机及其激光光束扫描角度范围的检测方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8905553B2 (zh) |
CN (1) | CN103868675B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013217093A1 (de) * | 2013-08-28 | 2015-03-05 | Robert Bosch Gmbh | Verfahren zum Anpassen der Parameter eines Reglers für mikromechanische Aktoren und Vorrichtungen |
JP6790523B2 (ja) * | 2015-08-26 | 2020-11-25 | 株式会社リコー | アクチュエータ制御装置、駆動システム、映像機器、画像投影装置、アクチュエータ制御方法、および移動体 |
JP6604816B2 (ja) * | 2015-10-28 | 2019-11-13 | スタンレー電気株式会社 | 映像投射装置及びmemsミラーの制御方法 |
JP6903875B2 (ja) * | 2016-07-04 | 2021-07-14 | 株式会社リコー | 光走査装置、プロジェクタ装置およびヘッドアップディスプレイ装置 |
JP2019164247A (ja) * | 2018-03-19 | 2019-09-26 | 株式会社リコー | 光走査装置、画像表示装置、および移動体 |
CN108540208A (zh) * | 2018-04-20 | 2018-09-14 | 宁波光舟通信技术有限公司 | 一种激光通信卫星的星载系统 |
CN110515260A (zh) * | 2018-05-21 | 2019-11-29 | 成都理想境界科技有限公司 | 一种激光扫描成像的方法以及激光扫描成像设备 |
CN110763433A (zh) * | 2018-07-27 | 2020-02-07 | 成都理想境界科技有限公司 | 一种激光扫描投影装置、设备和检测方法 |
JP2020194122A (ja) * | 2019-05-29 | 2020-12-03 | 株式会社リコー | 光走査装置、表示システム、および移動体 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1193726A (zh) * | 1997-03-13 | 1998-09-23 | 富士通株式会社 | 扫描器 |
CN1493895A (zh) * | 2002-09-13 | 2004-05-05 | �¿���˹�����ɷ�����˾ | 控制使用光电检测器计时的共振扫描反射镜的偏转幅度和偏移的方法 |
CN101517455A (zh) * | 2006-09-15 | 2009-08-26 | 日本电气株式会社 | 激光投影仪 |
CN101517482A (zh) * | 2006-09-14 | 2009-08-26 | 皇家飞利浦电子股份有限公司 | 具有告警光的激光投影仪 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5085506A (en) * | 1986-05-09 | 1992-02-04 | Greyhawk Systems, Inc. | Apparatus and method of forming and projecting high precision optical images |
US6937372B2 (en) | 2001-07-11 | 2005-08-30 | Canon Kabushiki Kaisha | Light beam deflecting apparatus, image forming apparatus utilizing the same and drive method therefor |
US7583417B2 (en) * | 2004-09-22 | 2009-09-01 | Lexmark International, Inc. | Bi-directional scanning and imaging with scanning compensation |
JP2006220745A (ja) * | 2005-02-08 | 2006-08-24 | Sumitomo Precision Prod Co Ltd | マイクロミラースキャナ及びこれを用いたレーザ光走査装置 |
JP2007003687A (ja) * | 2005-06-22 | 2007-01-11 | Canon Inc | 画像表示装置 |
US7262894B2 (en) * | 2005-07-27 | 2007-08-28 | Texas Instruments Incorporated | Method for aligning bi-directional images in a mirror display |
US7239436B2 (en) * | 2005-08-17 | 2007-07-03 | Texas Instruments Incorporated | Method for aligning consecutive scan lines on bi-directional scans of a resonant mirror |
US7468508B2 (en) * | 2006-06-05 | 2008-12-23 | Symbol Technologies, Inc. | System for and method of projecting an image and adjusting a data frequency of a video signal during image projection |
US8493289B2 (en) * | 2007-11-05 | 2013-07-23 | Texas Instruments Incorporated | Scanning mirror based display system and method |
JP2010256862A (ja) * | 2009-04-01 | 2010-11-11 | Seiko Epson Corp | ミラーデバイス駆動制御装置およびプロジェクター |
JP2010256861A (ja) * | 2009-04-01 | 2010-11-11 | Seiko Epson Corp | ミラーデバイス駆動制御装置およびプロジェクター |
JP2010244484A (ja) * | 2009-04-10 | 2010-10-28 | Funai Electric Co Ltd | 画像表示装置、画像表示方法および画像表示プログラム |
CN102656500B (zh) * | 2009-11-25 | 2014-08-13 | 日本电气株式会社 | 光扫描装置、光扫描方法、以及影像显示装置 |
US8636367B1 (en) * | 2010-10-15 | 2014-01-28 | Magic Lantern, Llc | System and method for controlling multiple beams illuminating projected images |
-
2012
- 2012-12-13 CN CN201210538826.4A patent/CN103868675B/zh not_active Expired - Fee Related
-
2013
- 2013-01-22 US US13/746,311 patent/US8905553B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1193726A (zh) * | 1997-03-13 | 1998-09-23 | 富士通株式会社 | 扫描器 |
CN1493895A (zh) * | 2002-09-13 | 2004-05-05 | �¿���˹�����ɷ�����˾ | 控制使用光电检测器计时的共振扫描反射镜的偏转幅度和偏移的方法 |
CN101517482A (zh) * | 2006-09-14 | 2009-08-26 | 皇家飞利浦电子股份有限公司 | 具有告警光的激光投影仪 |
CN101517455A (zh) * | 2006-09-15 | 2009-08-26 | 日本电气株式会社 | 激光投影仪 |
Also Published As
Publication number | Publication date |
---|---|
US20140168619A1 (en) | 2014-06-19 |
CN103868675A (zh) | 2014-06-18 |
US8905553B2 (en) | 2014-12-09 |
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Owner name: GUANGBAO SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JIANXING ELECTRONIC SCIENCE +. TECHNOLOGY CO., LTD. Effective date: 20140703 |
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Effective date of registration: 20160805 Address after: 510000 No. twenty-five West spectral Road, Guangzhou hi tech Industrial Development Zone, Guangdong Patentee after: Lite-On Electronic (Guangzhou) Co., Ltd. Patentee after: Lite-On Technology Corporation Address before: Taipei City, Taiwan, China Patentee before: Lite-On Technology Corporation |
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Granted publication date: 20160817 Termination date: 20181213 |