CN1985523B - 投影设备的操作方法以及投影设备 - Google Patents

投影设备的操作方法以及投影设备 Download PDF

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Publication number
CN1985523B
CN1985523B CN200580021024.4A CN200580021024A CN1985523B CN 1985523 B CN1985523 B CN 1985523B CN 200580021024 A CN200580021024 A CN 200580021024A CN 1985523 B CN1985523 B CN 1985523B
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CN
China
Prior art keywords
period
luminescent device
frame period
frame
electric current
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
CN200580021024.4A
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English (en)
Chinese (zh)
Other versions
CN1985523A (zh
Inventor
大卫·E·斯洛博丁
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.)
Seiko Epson Corp
RPX Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of CN1985523A publication Critical patent/CN1985523A/zh
Application granted granted Critical
Publication of CN1985523B publication Critical patent/CN1985523B/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • G09G3/3406—Control of illumination source
    • G09G3/3413—Details of control of colour illumination 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]
    • H04N9/3102—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
    • H04N9/3114—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 by using a sequential colour filter producing one colour at a time
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0235—Field-sequential colour display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0237—Switching ON and OFF the backlight within one frame
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/066—Waveforms comprising a gently increasing or decreasing portion, e.g. ramp
    • 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
    • G09G2320/0613—The adjustment depending on the type of the information to be displayed
    • G09G2320/062—Adjustment of illumination source parameters
    • 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
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness of the illumination source

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
CN200580021024.4A 2004-04-30 2005-04-27 投影设备的操作方法以及投影设备 Expired - Fee Related CN1985523B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/835,672 US7408527B2 (en) 2004-04-30 2004-04-30 Light emitting device driving method and projection apparatus so equipped
US10/835,672 2004-04-30
PCT/US2005/014510 WO2005111691A2 (en) 2004-04-30 2005-04-27 Light emitting device driving method and projection apparatus so equipped

Publications (2)

Publication Number Publication Date
CN1985523A CN1985523A (zh) 2007-06-20
CN1985523B true CN1985523B (zh) 2011-07-06

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN200580021024.4A Expired - Fee Related CN1985523B (zh) 2004-04-30 2005-04-27 投影设备的操作方法以及投影设备
CN200520011877.7U Expired - Lifetime CN2935207Y (zh) 2004-04-30 2005-04-30 投影装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN200520011877.7U Expired - Lifetime CN2935207Y (zh) 2004-04-30 2005-04-30 投影装置

Country Status (6)

Country Link
US (1) US7408527B2 (enExample)
EP (1) EP1754092A2 (enExample)
JP (1) JP2007535709A (enExample)
CN (2) CN1985523B (enExample)
DE (1) DE202005006910U1 (enExample)
WO (1) WO2005111691A2 (enExample)

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KR100629586B1 (ko) * 2005-03-31 2006-09-27 삼성에스디아이 주식회사 발광표시장치 및 그의 구동방법
JP2007157638A (ja) * 2005-12-08 2007-06-21 Minebea Co Ltd 光源装置およびそれを用いた画像表示装置
JP2007171364A (ja) * 2005-12-20 2007-07-05 Samsung Electronics Co Ltd 可視光ｌｅｄ光源装置、それを用いた画像投影システムおよび可視光ｌｅｄの駆動方法
JP4961923B2 (ja) * 2006-09-15 2012-06-27 ブラザー工業株式会社 投影装置
JP4867550B2 (ja) * 2006-09-26 2012-02-01 ブラザー工業株式会社 映像生成装置
KR100857672B1 (ko) * 2007-02-02 2008-09-08 삼성에스디아이 주식회사 유기전계발광표시장치 및 그의 구동방법
US20080246782A1 (en) * 2007-03-02 2008-10-09 Taro Endo Color display system
US20080273044A1 (en) * 2007-05-02 2008-11-06 Govorkov Sergei V Semiconductor light-emitting device illuminated projection display with high grayscale resolution
US8542167B2 (en) * 2007-08-01 2013-09-24 Himax Technologies Limited Projection type display apparatus
DE102007053481B4 (de) * 2007-11-09 2020-01-02 Diehl Aerospace Gmbh Verfahren zum Dimmen von Lichtquellen ausgebildet zum Erzeugen von Mischlichtfarben
TWI406245B (zh) * 2009-02-27 2013-08-21 Innolux Corp 顯示裝置及其驅動方法
DE102009037576B4 (de) * 2009-08-14 2011-06-16 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung und Verfahren zum Betreiben mindestens einer LED
DE102010003136A1 (de) * 2010-03-23 2011-09-29 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung und Verfahren zum Betreiben mindestens einer LED
CN104036744B (zh) * 2014-06-07 2016-04-13 深圳市华星光电技术有限公司 一种显示器的驱动方法及装置
CN105988272B (zh) 2015-02-15 2019-03-01 深圳光峰科技股份有限公司 投影系统及其控制方法
CN107045851B (zh) 2016-02-05 2019-08-02 大陆汽车车身电子系统（芜湖）有限公司 基于spi的平视显示器背光控制方法
US10091476B2 (en) * 2016-03-28 2018-10-02 Christie Digital Systems Usa, Inc. Reduced blend artifacts in a multiple digital projector system
CN109637463B (zh) * 2019-01-28 2020-11-06 京东方科技集团股份有限公司 背光插黑优化方法、装置、介质及电子设备
CN115083368B (zh) * 2022-07-26 2024-03-26 Tcl华星光电技术有限公司 充电补偿装置、显示终端及充电补偿方法

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CN1324187A (zh) * 2000-05-12 2001-11-28 皇家菲利浦电子有限公司 投影系统和运行投影系统的方法
US6377236B1 (en) * 1999-07-29 2002-04-23 Hewlett-Packard Company Method of illuminating a light valve with improved light throughput and color balance correction
EP1395064A2 (en) * 2002-08-07 2004-03-03 Olympus Optical Co., Ltd. Illumination apparatus and projector display apparatus
CN2935207Y (zh) * 2004-04-30 2007-08-15 因佛卡斯公司 投影装置

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US6377236B1 (en) * 1999-07-29 2002-04-23 Hewlett-Packard Company Method of illuminating a light valve with improved light throughput and color balance correction
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Also Published As

Publication number Publication date
CN2935207Y (zh) 2007-08-15
US20050243223A1 (en) 2005-11-03
WO2005111691A2 (en) 2005-11-24
US7408527B2 (en) 2008-08-05
EP1754092A2 (en) 2007-02-21
WO2005111691A3 (en) 2006-03-16
CN1985523A (zh) 2007-06-20
DE202005006910U1 (de) 2005-12-08
JP2007535709A (ja) 2007-12-06

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