JP2003324670A5 - - Google Patents

Download PDF

Info

Publication number
JP2003324670A5
JP2003324670A5 JP2002129533A JP2002129533A JP2003324670A5 JP 2003324670 A5 JP2003324670 A5 JP 2003324670A5 JP 2002129533 A JP2002129533 A JP 2002129533A JP 2002129533 A JP2002129533 A JP 2002129533A JP 2003324670 A5 JP2003324670 A5 JP 2003324670A5
Authority
JP
Japan
Prior art keywords
light quantity
screen
projection
projected
image
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.)
Pending
Application number
JP2002129533A
Other languages
Japanese (ja)
Other versions
JP2003324670A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2002129533A priority Critical patent/JP2003324670A/en
Priority claimed from JP2002129533A external-priority patent/JP2003324670A/en
Publication of JP2003324670A publication Critical patent/JP2003324670A/en
Publication of JP2003324670A5 publication Critical patent/JP2003324670A5/ja
Pending legal-status Critical Current

Links

Claims (5)

映像信号を入力する映像信号入力手段と、
前記入力手段により入力された映像信号を処理する映像信号処理手段と、
前記処理手段により処理された信号を表示する２次元表示手段と、
前記２次元表示手段を照射し、前記２次元表示手段に表示された映像をスクリーン上に投射する光源手段と、
前記スクリーン上に投射される映像の光量を測定する第１の光量測定手段
前記スクリーン上に投影される映像以外の光量を測定する第２の光量測定手段
前記第１の光量測定手段と前記第２の光量測定手段からの測定結果に基づいて、前記スクリーン上に投影される映像の強度分布を変更する制御手段を有することを特徴とする投写型映像表示装置。 Video signal input means for inputting a video signal;
Video signal processing means for processing the video signal input by the input means;
Two-dimensional display means for displaying the signal processed by the processing means;
Light source means for irradiating the two-dimensional display means and projecting an image displayed on the two-dimensional display means on a screen;
First light amount measuring means for measuring the light amount of the image projected on the screen
Second light quantity measuring means for measuring the light quantity other than the image projected on the screen is projected on the screen based on the measurement results from the first light quantity measuring means and the second light quantity measuring means. A projection-type image display apparatus comprising control means for changing an intensity distribution of an image. 最大投写光量を変更する投射光量変更手段を有し、
前記第１の光量測定手段と前記第２の光量測定手段からの測定結果に基づいて、前記最大投射光量を変更することを特徴とする請求項１の投写型映像表示装置。 A projection light quantity changing means for changing the maximum projection light quantity;
2. The projection image display apparatus according to claim 1, wherein the maximum projection light quantity is changed based on measurement results from the first light quantity measurement means and the second light quantity measurement means. 前記２次元表示手段に表示される映像の濃度分布を変更する濃度分布変更手段を有し、Density distribution changing means for changing the density distribution of the image displayed on the two-dimensional display means;
前記第１の光量測定手段と前記第２の光量測定手段からの測定結果に基づいて、前記スクリーン上に投影される映像の濃度分布を変更することを特徴とする請求項１の投写型映像表示装置。2. The projection type image display according to claim 1, wherein a density distribution of an image projected on the screen is changed based on measurement results from the first light quantity measuring unit and the second light quantity measuring unit. apparatus. 前記第２の光量測定手段は、前記前記スクリーン上に投影された映像以外の部分の光量を測定することを特徴とする請求項１〜３の投写型映像表示装置。The projection image display apparatus according to claim 1, wherein the second light amount measuring unit measures a light amount of a portion other than the image projected on the screen. 前記第２の光量測定手段は、前記第１の光量測定手段で光量を測定したときより、前記スクリーン上を投射する光量が少ないまたは投射されていない時に測定することを特徴とする請求項１、２、及び３、の投写型映像表示装置。The second light quantity measuring means measures when the light quantity projected on the screen is less than or not projected than when the first light quantity measuring means measures the light quantity. 2 and 3 projection type image display devices.
JP2002129533A 2002-05-01 2002-05-01 Projection type video display device Pending JP2003324670A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002129533A JP2003324670A (en) 2002-05-01 2002-05-01 Projection type video display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002129533A JP2003324670A (en) 2002-05-01 2002-05-01 Projection type video display device

Publications (2)

Publication Number Publication Date
JP2003324670A JP2003324670A (en) 2003-11-14
JP2003324670A5 true JP2003324670A5 (en) 2005-09-29

Family

ID=29542906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002129533A Pending JP2003324670A (en) 2002-05-01 2002-05-01 Projection type video display device

Country Status (1)

Country Link
JP (1) JP2003324670A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4899321B2 (en) * 2004-03-05 2012-03-21 パナソニック株式会社 Image signal processing method, image signal processing apparatus, and image display apparatus
JP4238765B2 (en) * 2004-04-12 2009-03-18 セイコーエプソン株式会社 projector
JP2006139131A (en) * 2004-11-12 2006-06-01 Sharp Corp Projector
JP4736436B2 (en) 2005-01-20 2011-07-27 株式会社日立製作所 Projection type display device and multi-screen display device
JP4561668B2 (en) * 2006-03-28 2010-10-13 セイコーエプソン株式会社 Projector, display image adjustment method, program for executing the method, and recording medium storing the program
US8016433B2 (en) 2007-03-09 2011-09-13 Sony Corporation Projector and control method thereof
JP2008224870A (en) * 2007-03-09 2008-09-25 Sony Corp Projector and its control method
JP5136824B2 (en) 2007-03-09 2013-02-06 ソニー株式会社 Projector and control method thereof
JP5126569B2 (en) 2007-03-09 2013-01-23 ソニー株式会社 Projector and control method thereof
JP4433320B2 (en) 2007-03-09 2010-03-17 ソニー株式会社 Projector and control method thereof
JP5109527B2 (en) 2007-08-03 2012-12-26 ソニー株式会社 Image forming apparatus, control method therefor, and program
US8585213B2 (en) * 2009-05-28 2013-11-19 Transpacific Image, Llc Projection-type display and control thereof
WO2012029172A1 (en) * 2010-09-03 2012-03-08 Ｎｅｃディスプレイソリューションズ株式会社 Projection display device and control method therefor
CN102662295B (en) * 2012-05-18 2015-01-21 海信集团有限公司 Method and device for adjusting projection display screen size of projector
JP6766094B2 (en) * 2018-05-29 2020-10-07 キヤノン株式会社 Video display device
WO2019172100A1 (en) 2018-03-08 2019-09-12 キヤノン株式会社 Image display device
JP6921772B2 (en) * 2018-03-08 2021-08-18 キヤノン株式会社 Video display device

Similar Documents

Publication Publication Date Title
JP2003324670A5 (en)
JP3909554B2 (en) Presentation control system and control method thereof
JP2005228102A5 (en)
JP2007139822A5 (en)
EP1770485A3 (en) Electronic apparatus, display control method for the electronic apparatus, graphical user interface, and display control program
JP2009237337A5 (en)
GB2436045A (en) Imaging apparatus
JP2005086648A5 (en)
DE602004014565D1 (en) Measurement mode selection in an analysis apparatus
US20070273838A1 (en) Projector capable of capturing images and briefing system having the same
JP2007048135A (en) Method for acquiring coordinate position on projection plane using dmd
CN103873800A (en) Projected display image adjusting method and electronic equipment
JP2008026424A (en) Image display apparatus and image display method
JP2006087083A5 (en)
TWI568260B (en) Image projection and capture with simultaneous display of led light
KR20120012727A (en) Pointing device and display apparatus having the same
JP6624541B2 (en) Light projection device and illumination device using the same
JP2005204724A5 (en)
JP2015138084A (en) Video display device and video display system
EP2641148A1 (en) Interactive display
JP2020501684A5 (en)
US7513628B2 (en) Projection device with camera to provide for iterative adjustments
KR101650437B1 (en) Projection for outputting real size
CN1158435A (en) Film analyzer
JP2007017516A (en) Projector provided with function of projecting two-dimensional positional information