CN103259994B - 投影型视频显示装置 - Google Patents

投影型视频显示装置 Download PDF

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Publication number
CN103259994B
CN103259994B CN201310024286.2A CN201310024286A CN103259994B CN 103259994 B CN103259994 B CN 103259994B CN 201310024286 A CN201310024286 A CN 201310024286A CN 103259994 B CN103259994 B CN 103259994B
Authority
CN
China
Prior art keywords
leds
light source
led
display device
video display
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.)
Expired - Fee Related
Application number
CN201310024286.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN103259994A (zh
Inventor
的场隆志
浅村吉范
米冈勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN103259994A publication Critical patent/CN103259994A/zh
Application granted granted Critical
Publication of CN103259994B publication Critical patent/CN103259994B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G03B21/2053—Intensity control of illuminating light
    • 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
    • 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
    • G03B21/206—Control of light source other than position or intensity
    • 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
    • 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
    • H04N9/3158—Modulator illumination systems for controlling the spectrum

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
CN201310024286.2A 2012-02-16 2013-01-23 投影型视频显示装置 Expired - Fee Related CN103259994B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-031267 2012-02-16
JP2012031267A JP2013167776A (ja) 2012-02-16 2012-02-16 投射型映像表示装置

Publications (2)

Publication Number Publication Date
CN103259994A CN103259994A (zh) 2013-08-21
CN103259994B true CN103259994B (zh) 2016-05-18

Family

ID=48963662

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310024286.2A Expired - Fee Related CN103259994B (zh) 2012-02-16 2013-01-23 投影型视频显示装置

Country Status (3)

Country Link
US (1) US9207526B2 (enExample)
JP (1) JP2013167776A (enExample)
CN (1) CN103259994B (enExample)

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WO2016142154A1 (en) * 2015-03-09 2016-09-15 Philips Lighting Holding B.V. Led driver
CN107068021B (zh) * 2016-02-05 2020-08-28 大陆汽车车身电子系统（芜湖）有限公司 基于帧同步的平视显示器的adc采样方法
JP6733351B2 (ja) * 2016-06-23 2020-07-29 カシオ計算機株式会社 光源装置、投影装置、光源制御方法及びプログラム
DE102017220810A1 (de) * 2017-11-22 2019-05-23 Robert Bosch Gmbh Laserprojektionsvorrichtung
CN111856862B (zh) * 2019-04-30 2023-05-02 深圳光峰科技股份有限公司 光源系统及显示设备
CN113596414B (zh) * 2020-04-30 2025-08-15 深圳光峰科技股份有限公司 一种投影装置
CN118613763A (zh) * 2021-11-29 2024-09-06 亮锐有限责任公司 具有局部调光的投影仪

Citations (2)

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CN1832581A (zh) * 2005-03-09 2006-09-13 三星电子株式会社 调整白平衡的图像投影设备及其方法
CN101278558A (zh) * 2005-08-29 2008-10-01 3M创新有限公司 照明系统和集成该照明系统的投影系统

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US7154458B2 (en) * 2002-08-21 2006-12-26 Nec Viewtechnology, Ltd. Video display device with spatial light modulator
JP2004184852A (ja) * 2002-12-05 2004-07-02 Olympus Corp 表示装置、光源装置、及び照明装置
US7156522B2 (en) * 2003-07-16 2007-01-02 Plut William J Projection-type display devices with reduced weight and size
US7969640B2 (en) * 2003-11-01 2011-06-28 Silicon Quest Kabushiki-Kaisha Color display system
WO2005073952A1 (ja) * 2004-01-28 2005-08-11 Matsushita Electric Industrial Co., Ltd. 発光方法、発光装置、投写型表示装置
JP4241487B2 (ja) * 2004-04-20 2009-03-18 ソニー株式会社 Ｌｅｄ駆動装置、バックライト光源装置及びカラー液晶表示装置
JP2005331706A (ja) 2004-05-20 2005-12-02 Matsushita Electric Ind Co Ltd 手振れ補正用レンズの駆動装置
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JP4923500B2 (ja) * 2005-09-29 2012-04-25 カシオ計算機株式会社 プロジェクタ装置、及びその光源制御方法
JP2007163973A (ja) * 2005-12-15 2007-06-28 Seiko Epson Corp 光源装置、および光源装置を備えたプロジェクタ
JP5197923B2 (ja) * 2006-03-31 2013-05-15 富士フイルム株式会社 プロジェクタ
EP2048648B1 (en) * 2007-10-11 2013-02-13 LG Display Co., Ltd. Liquid crystal display device including backlight unit and method of driving the same
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CN1832581A (zh) * 2005-03-09 2006-09-13 三星电子株式会社 调整白平衡的图像投影设备及其方法
CN101278558A (zh) * 2005-08-29 2008-10-01 3M创新有限公司 照明系统和集成该照明系统的投影系统

Also Published As

Publication number Publication date
US9207526B2 (en) 2015-12-08
CN103259994A (zh) 2013-08-21
JP2013167776A (ja) 2013-08-29
US20130215334A1 (en) 2013-08-22

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