公开(公告)号：US20180074778A1

公开(公告)日：2018-03-15

申请号：US15701922

申请日：2017-09-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Ryoji OKUBO ,  Ken MASHITANI ,  Masaru SEKIZAWA ,  Takaaki ABE ,  Kazuma TANI

IPC: G06F3/14 ,  G06T7/70

CPC classification number: G06F3/1446 ,  G06F3/1415 ,  G06T7/70 ,  G06T2207/10016 ,  G09G5/14 ,  G09G2300/026 ,  G09G2330/12 ,  G09G2356/00 ,  G09G2360/04 ,  G09G2360/145 ,  G09G2370/20

Abstract: Image display system 10 comprises: a plurality of display devices 111; an image processing unit for receiving input of a plurality of input video signals and generating an output video signal for each display device in accordance with a layout for the display devices from the input video signals; a pattern signal generation unit for generating pattern signals indicating a plurality of different test pattern images; a selector for receiving input of the output video signals and the pattern signals and selecting and outputting either the output video signals or the pattern signals; imaging device 120 for capturing an image of the test pattern images displayed on the respective display devices; and a control device 140 for analyzing the captured image captured by the imaging device and generating control information for controlling the image processing unit, based on analysis results.