Invention Grant
- Patent Title: Image display device and control method thereof
- Patent Title (中): 图像显示装置及其控制方法
-
Application No.: US14208772Application Date: 2014-03-13
-
Publication No.: US09558688B2Publication Date: 2017-01-31
- Inventor: Muneki Ando , Kousei Sugimoto , Toshiki Nakatani
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Toyko
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Toyko
- Agency: Fitzpatrick, Cella, Harper & Scinto
- Priority: JP2013-055091 20130318
- Main IPC: G09G3/00
- IPC: G09G3/00 ; G09G5/04 ; G09G3/34

Abstract:
An image display device includes: a light transmitting unit having transmission wavelength characteristics corresponding to each of a plurality of colors; an illuminating unit configured to emit light corresponding to each of the plurality of colors, the illuminating unit being configured to emit, with respect to at least one predetermined color, light including first light and second light whose emission peak wavelengths are both within a range of the transmission wavelength characteristics corresponding to the predetermined color and whose emission peak wavelengths differ from one another; and a control unit configured to control an intensity of each of the light of the plurality of emission spectra corresponding to the predetermined color in accordance with a color distribution of the image.
Public/Granted literature
- US20140267456A1 IMAGE DISPLAY DEVICE AND CONTROL METHOD THEREOF Public/Granted day:2014-09-18
Information query