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1. (WO2018142586) PROJECTION-TYPE VIDEO DISPLAY DEVICE

Pub. No.:    WO/2018/142586    International Application No.:    PCT/JP2017/004033
Publication Date: Fri Aug 10 01:59:59 CEST 2018 International Filing Date: Sat Feb 04 00:59:59 CET 2017
IPC: H04N 9/31
Applicants: MAXELL, LTD.
マクセル株式会社
Inventors: HIGUCHI Haruhiko
樋口 晴彦
TANAKA Kazuhiko
田中 和彦
NAKAJIMA Mitsuo
中嶋 満雄
Title: PROJECTION-TYPE VIDEO DISPLAY DEVICE
Abstract:
The purpose of the present invention is to provide a feature for more suitably correcting the color of a projected video. In order to solve the above purpose, the present invention is provided with a video projection unit for displaying a plurality of colors in time division and projecting a video to be displayed, and a color correction unit for correcting colors with regard to a projected video from the video projection unit, the present invention being configured so as to capture the projected video projected by the video projection unit using a built-in imaging device or an external imaging device connected by a wired or wireless connection, and correct colors using the color correction unit on the basis of color information pertaining to a video that is detected from the captured image and is equivalent to one time-division cycle of the projected image or equivalent to an N-fold cycle of the one time-division cycle.