CN104038747B - 激光投影显示装置及激光驱动控制方法 - Google Patents

激光投影显示装置及激光驱动控制方法 Download PDF

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Publication number
CN104038747B
CN104038747B CN201310557565.5A CN201310557565A CN104038747B CN 104038747 B CN104038747 B CN 104038747B CN 201310557565 A CN201310557565 A CN 201310557565A CN 104038747 B CN104038747 B CN 104038747B
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CN
China
Prior art keywords
light source
image
light
laser
signal
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Expired - Fee Related
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CN201310557565.5A
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English (en)
Chinese (zh)
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CN104038747A (zh
Inventor
大木佑哉
瀬尾欣穗
春名史雄
上田寿男
野中智之
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Hlds Light Science And Technology Co Ltd
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Hlds Light Science And Technology Co Ltd
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Publication of CN104038747A publication Critical patent/CN104038747A/zh
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    • 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
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • 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
    • G09G3/002—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 to project the image of a two-dimensional display, such as an array of light emitting or modulating elements or a CRT
    • 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
    • G09G3/02—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
    • G09G3/025—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen with scanning or deflecting the beams in two directions or dimensions
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2077—Display of intermediate tones by a combination of two or more gradation control methods
    • G09G3/2081—Display of intermediate tones by a combination of two or more gradation control methods with combination of amplitude modulation and time modulation
    • 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
    • H04N9/3135—Driving therefor
    • 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
    • G09G2320/0238—Improving the black level
    • 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
    • G09G2320/0242—Compensation of deficiencies in the appearance of colours
    • 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
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • 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
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/041—Temperature compensation
    • 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
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • 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
    • G09G2320/10—Special adaptations of display systems for operation with variable images
    • G09G2320/103—Detection of image changes, e.g. determination of an index representative of the image change
    • 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
    • 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
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Semiconductor Lasers (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN201310557565.5A 2013-03-08 2013-11-11 激光投影显示装置及激光驱动控制方法 Expired - Fee Related CN104038747B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013046098A JP6151051B2 (ja) 2013-03-08 2013-03-08 レーザ投射表示装置およびそのレーザ駆動制御方法
JP2013-046098 2013-03-08

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CN104038747A CN104038747A (zh) 2014-09-10
CN104038747B true CN104038747B (zh) 2016-11-16

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US (1) US9483999B2 (enExample)
EP (1) EP2775472A3 (enExample)
JP (1) JP6151051B2 (enExample)
CN (1) CN104038747B (enExample)

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WO2016047464A1 (ja) * 2014-09-25 2016-03-31 ソニー株式会社 照明装置および光源制御方法、ならびに投射型表示装置
US9347828B1 (en) * 2014-11-27 2016-05-24 Hui Zhao Method for detecting ambient light brightness and apparatus for achieving the method
JP6648403B2 (ja) * 2015-01-07 2020-02-14 日本精機株式会社 投影装置、投影方法、プログラム及び記憶媒体
WO2016117362A1 (ja) 2015-01-19 2016-07-28 三菱電機株式会社 映像表示装置及び表示補正方法
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
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
JP6623779B2 (ja) * 2016-01-15 2019-12-25 セイコーエプソン株式会社 プロジェクター、及び、光源制御方法
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
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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
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CN108646509B (zh) * 2018-05-09 2020-08-25 歌尔股份有限公司 多激光器的驱动电流校正方法及装置、激光投影仪
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CN101540920A (zh) * 2008-03-19 2009-09-23 船井电机株式会社 图像显示设备

Also Published As

Publication number Publication date
US9483999B2 (en) 2016-11-01
JP6151051B2 (ja) 2017-06-21
JP2014174292A (ja) 2014-09-22
EP2775472A2 (en) 2014-09-10
CN104038747A (zh) 2014-09-10
EP2775472A3 (en) 2015-04-08
US20140253527A1 (en) 2014-09-11

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