JP4426281B2 - プロジェクタ装置 - Google Patents
プロジェクタ装置 Download PDFInfo
- Publication number
- JP4426281B2 JP4426281B2 JP2003430872A JP2003430872A JP4426281B2 JP 4426281 B2 JP4426281 B2 JP 4426281B2 JP 2003430872 A JP2003430872 A JP 2003430872A JP 2003430872 A JP2003430872 A JP 2003430872A JP 4426281 B2 JP4426281 B2 JP 4426281B2
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- red
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000003086 colorant Substances 0.000 claims description 7
- 230000001678 irradiating effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 9
- 238000005286 illumination Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42222—Additional components integrated in the remote control device, e.g. timer, speaker, sensors for detecting position, direction or movement of the remote control, microphone or battery charging device
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/4221—Dedicated function buttons, e.g. for the control of an EPG, subtitles, aspect ratio, picture-in-picture or teletext
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
- H04N5/58—Control of contrast or brightness in dependence upon ambient light
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Projection Apparatus (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Processing Of Color Television Signals (AREA)
Description
が変わっても、スクリーン30に常に一定の(理想の)色合いの映像を表示させることができ、当該映像を目視することが可能となる。また、色検出センサ12と送信部15とをリモート部20に設け、受信部9を本体部10に設けたことで、リモート部20を持ち運ぶことにより任意の場所でスクリーン30からの反射光のRGBレベルを検出して、本体部10に取り込むことができるので、スクリーン30を目視する場所を変えても、常に一定の色合いの映像を目視することが可能となる。
1a マイクロコンピュータ
4 色補正部
6a ランプ
8 フラッシュメモリ
9 受信部
10 本体部
10a 本体部
12 色検出センサ
15 送信部
20 リモート部
30 スクリーン
100 プロジェクタ装置
101 プロジェクタ装置
Claims (1)
- 入力される映像信号に基づいて光源の光を調整し、調整した光をスクリーンに照射することにより映像を表示するプロジェクタ装置において、
プロジェクタ装置の本体部と分離した遠隔操作部に、
スクリーンに光源の光を照射したときに、スクリーンからの反射光を受光して当該反射光の赤、緑、および青の色レベルを検出する色検出手段と、
前記色検出手段の検出結果を前記本体部へ送信する送信手段と、を備え、
前記本体部に、
前記送信手段から送信される前記色検出手段の検出結果を受信する受信手段と、
予め設定された理想白色の赤、緑、および青の色レベルを記憶する記憶手段と、
前記色検出手段によって検出した前記反射光の基準色である緑のレベルに対する他色の赤と青のレベルの比率を、前記理想白色の緑のレベルに対する赤と青のレベルの比率にそれぞれ合致させるような補正値を算出する算出手段と、
前記映像信号を分解して成る赤、緑、および青の3原色の信号のうち緑以外の赤と青のレベルを前記補正値に従って補正する補正手段と、を備えたことを特徴とするプロジェクタ装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003430872A JP4426281B2 (ja) | 2003-12-25 | 2003-12-25 | プロジェクタ装置 |
US11/018,811 US7284867B2 (en) | 2003-12-25 | 2004-12-21 | Projector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003430872A JP4426281B2 (ja) | 2003-12-25 | 2003-12-25 | プロジェクタ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005191930A JP2005191930A (ja) | 2005-07-14 |
JP4426281B2 true JP4426281B2 (ja) | 2010-03-03 |
Family
ID=34789118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003430872A Expired - Fee Related JP4426281B2 (ja) | 2003-12-25 | 2003-12-25 | プロジェクタ装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7284867B2 (ja) |
JP (1) | JP4426281B2 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4736436B2 (ja) * | 2005-01-20 | 2011-07-27 | 株式会社日立製作所 | 投射型表示装置及びマルチスクリーン表示装置 |
JP2007127781A (ja) * | 2005-11-02 | 2007-05-24 | Sharp Corp | 投射型表示装置 |
KR100849309B1 (ko) | 2005-12-29 | 2008-07-29 | 삼성전자주식회사 | 영상 투사기의 투사 화면 조절 방법 및 그 장치 |
TWI338515B (en) * | 2006-02-20 | 2011-03-01 | Mstar Semiconductor Inc | Color calibration device and system and method for use therewith |
JP4981350B2 (ja) * | 2006-04-27 | 2012-07-18 | キヤノン株式会社 | 画像投射装置、画像表示システム、画像投射装置の制御方法、および制御プログラム |
TWI318326B (en) * | 2006-09-20 | 2009-12-11 | Coretronic Corp | Projection apparatus |
KR100834638B1 (ko) * | 2006-10-13 | 2008-06-02 | 삼성전자주식회사 | 영상 투사기의 영상 색상 조절 방법 및 그 장치 |
DE602007012360D1 (de) * | 2006-11-16 | 2011-03-17 | Sharp Kk | Bildanzeigevorrichtung und bildanzeigeverfahren |
JP2009005004A (ja) * | 2007-06-20 | 2009-01-08 | Olympus Corp | 映像表示システム |
CN101349856B (zh) * | 2007-07-20 | 2010-06-02 | 鸿富锦精密工业(深圳)有限公司 | 投影系统 |
WO2009088080A1 (ja) * | 2008-01-11 | 2009-07-16 | Nikon Corporation | プロジェクタ |
JP2010107779A (ja) * | 2008-10-30 | 2010-05-13 | Sanyo Electric Co Ltd | 投写型映像表示装置 |
JP4743318B2 (ja) * | 2008-11-27 | 2011-08-10 | カシオ計算機株式会社 | 投影装置、投影方法及びプログラム |
JP5625287B2 (ja) * | 2009-08-21 | 2014-11-19 | カシオ計算機株式会社 | 光源装置、投影装置、投影方法及びプログラム |
TWI410737B (zh) * | 2009-08-25 | 2013-10-01 | Acer Inc | 投影畫面的光反射補償方法及投影裝置 |
JP5732862B2 (ja) * | 2011-01-17 | 2015-06-10 | セイコーエプソン株式会社 | プロジェクター |
JP5408278B2 (ja) | 2011-03-28 | 2014-02-05 | カシオ計算機株式会社 | 投影装置、投影方法及びプログラム |
JP5811248B2 (ja) * | 2013-10-15 | 2015-11-11 | ウシオ電機株式会社 | 光源装置およびプロジェクタ |
KR20150128467A (ko) * | 2014-05-09 | 2015-11-18 | 삼성전자주식회사 | 프로젝터를 가지는 전자 장치 및 이의 색 보정 방법 |
EP3231352A4 (en) * | 2014-12-09 | 2018-08-08 | Sony Corporation | Illumination device, method for controlling illumination device, and image-acquiring system |
US20160212391A1 (en) * | 2015-01-20 | 2016-07-21 | Sony Corporation | Method and device for projecting content |
CN106331664A (zh) * | 2015-06-30 | 2017-01-11 | 芋头科技(杭州)有限公司 | 一种投影仪的控制方法及适用于该方法的投影仪 |
JP2017191223A (ja) * | 2016-04-14 | 2017-10-19 | 大日本印刷株式会社 | 投射型表示装置及び投射表示方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2571722B1 (fr) | 1984-10-16 | 1986-12-26 | Synthelabo | Derives de benzimidazolone, leur preparation et leur application en therapeutique |
JPH0591376A (ja) | 1990-02-22 | 1993-04-09 | Asahi Optical Co Ltd | デイスプレイ装置 |
JPH04136925A (ja) | 1990-09-28 | 1992-05-11 | Sharp Corp | 液晶プロジェクタ |
JPH04307890A (ja) | 1991-04-04 | 1992-10-30 | Sharp Corp | 液晶プロジェクションシステム |
JPH0655131A (ja) | 1992-08-10 | 1994-03-01 | Sekisui Chem Co Ltd | 塗装方法 |
JP2001343703A (ja) | 2000-05-30 | 2001-12-14 | Sony Corp | 反射型液晶プロジェクタ装置 |
JP2004184852A (ja) * | 2002-12-05 | 2004-07-02 | Olympus Corp | 表示装置、光源装置、及び照明装置 |
-
2003
- 2003-12-25 JP JP2003430872A patent/JP4426281B2/ja not_active Expired - Fee Related
-
2004
- 2004-12-21 US US11/018,811 patent/US7284867B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005191930A (ja) | 2005-07-14 |
US20050162619A1 (en) | 2005-07-28 |
US7284867B2 (en) | 2007-10-23 |
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