CN104702927B - 激光投影显示装置 - Google Patents

激光投影显示装置 Download PDF

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Publication number
CN104702927B
CN104702927B CN201410738800.3A CN201410738800A CN104702927B CN 104702927 B CN104702927 B CN 104702927B CN 201410738800 A CN201410738800 A CN 201410738800A CN 104702927 B CN104702927 B CN 104702927B
Authority
CN
China
Prior art keywords
laser
current control
control range
brightness
signal
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
CN201410738800.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN104702927A (zh
Inventor
大木佑哉
春名史雄
瀬尾欣穗
大内敏
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.)
Hitachi LG Data Storage Inc
Original Assignee
Hitachi LG Data Storage Inc
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 Hitachi LG Data Storage Inc filed Critical Hitachi LG Data Storage Inc
Priority to CN201810605661.5A priority Critical patent/CN108810503B/zh
Publication of CN104702927A publication Critical patent/CN104702927A/zh
Application granted granted Critical
Publication of CN104702927B publication Critical patent/CN104702927B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • G—PHYSICS
    • 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
    • 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
    • G09G3/3433—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 light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
    • G09G3/346—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 light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on modulation of the reflection angle, e.g. micromirrors
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • 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
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0285—Improving the quality of display appearance using tables for spatial correction of display data
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/066—Adjustment of display parameters for control of contrast
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/08—Arrangements within a display terminal for setting, manually or automatically, display parameters of the display terminal
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/141—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light conveying information used for selecting or modulating the light emitting or modulating element
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN201410738800.3A 2013-12-05 2014-12-05 激光投影显示装置 Expired - Fee Related CN104702927B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810605661.5A CN108810503B (zh) 2013-12-05 2014-12-05 激光投影显示装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013251926A JP6321953B2 (ja) 2013-12-05 2013-12-05 レーザ投射表示装置
JP2013-251926 2013-12-05

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201810605661.5A Division CN108810503B (zh) 2013-12-05 2014-12-05 激光投影显示装置

Publications (2)

Publication Number Publication Date
CN104702927A CN104702927A (zh) 2015-06-10
CN104702927B true CN104702927B (zh) 2018-07-13

Family

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Family Applications (2)

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CN201410738800.3A Expired - Fee Related CN104702927B (zh) 2013-12-05 2014-12-05 激光投影显示装置
CN201810605661.5A Expired - Fee Related CN108810503B (zh) 2013-12-05 2014-12-05 激光投影显示装置

Family Applications After (1)

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CN201810605661.5A Expired - Fee Related CN108810503B (zh) 2013-12-05 2014-12-05 激光投影显示装置

Country Status (3)

Country Link
US (1) US20150161926A1 (enExample)
JP (1) JP6321953B2 (enExample)
CN (2) CN104702927B (enExample)

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US20150194099A1 (en) * 2014-01-06 2015-07-09 Kabushiki Kaisha Toshiba Information Processing Apparatus and Information Processing Method
JP6441966B2 (ja) * 2015-01-30 2018-12-19 株式会社日立エルジーデータストレージ レーザ投射表示装置、及びそれに用いるレーザ光源駆動部の制御方法
JP2016180802A (ja) * 2015-03-23 2016-10-13 キヤノン株式会社 投影制御装置、及び制御方法、プログラム
JP2017009758A (ja) * 2015-06-19 2017-01-12 ソニー株式会社 投影装置および投影方法、投影モジュール、電子機器、並びにプログラム
JP6691369B2 (ja) * 2015-10-21 2020-04-28 株式会社日立エルジーデータストレージ レーザ投射表示装置およびレーザ光源の駆動方法
JP6582943B2 (ja) * 2015-12-04 2019-10-02 株式会社Ｊｖｃケンウッド 描画装置及び描画方法
JP6760311B2 (ja) * 2016-02-09 2020-09-23 株式会社リコー 画像表示装置、車載システム及び画像表示方法
JP6649148B2 (ja) * 2016-03-25 2020-02-19 株式会社日立エルジーデータストレージ レーザ投射表示装置
JP6744404B2 (ja) * 2016-07-07 2020-08-19 株式会社日立エルジーデータストレージ 映像表示装置
US10228555B2 (en) * 2016-09-06 2019-03-12 Stmicroelectronics Ltd Resonance MEMS mirror control system
CN107845583B (zh) * 2016-09-18 2020-12-18 中芯国际集成电路制造(上海)有限公司 基板表面缺陷检测装置、图像畸变校正方法和装置以及基板表面缺陷检测设备
US10623706B2 (en) 2017-08-29 2020-04-14 Stmicroelectronics Ltd Synchronization circuit for oscillating mirror and laser
CN110068925B (zh) * 2018-01-23 2022-12-06 松下知识产权经营株式会社 图像显示装置
JP7115046B2 (ja) * 2018-06-05 2022-08-09 株式会社リコー 光源装置、表示装置、表示システム、移動体および光量制御方法
EP3651290A1 (en) 2018-11-08 2020-05-13 TRUMPF Photonic Components GmbH Laser device and method of determining a malfunction of a laser diode
CN111314677A (zh) * 2018-12-11 2020-06-19 中强光电股份有限公司 投影系统、影像解析度增强装置的保护电路及电流监控方法
US11276986B2 (en) 2019-02-28 2022-03-15 Microsoft Technologly Licensing, LLC Photo-sensing reflectors for compact display module assembly comprising a reflective coating on a light receiving surface of a reflective photodiode
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JP7485890B2 (ja) * 2019-12-06 2024-05-17 ミツミ電機株式会社 表示装置におけるレーザの制御方法
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CN113099197B (zh) * 2021-03-10 2022-07-26 山西汉威激光科技股份有限公司 一种动态黑快速响应激光投影控制系统
CN113763897B (zh) * 2021-08-19 2022-09-27 北海惠科光电技术有限公司 面板显示的优化方法、装置及计算机可读存储介质

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Also Published As

Publication number Publication date
CN104702927A (zh) 2015-06-10
US20150161926A1 (en) 2015-06-11
CN108810503A (zh) 2018-11-13
JP2015108750A (ja) 2015-06-11
CN108810503B (zh) 2020-11-10
JP6321953B2 (ja) 2018-05-09

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