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Patent Searching and Data


Title:
PROJECTION TYPE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2017021073
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a projection type display device capable of projecting an image of good visibility according to a projection environment (positional relationship between a viewer and a screen, projection image size, a kind of an input image).SOLUTION: A projection type display device includes a detection means for detecting a positional relationship between a viewer and a projection plane, a calculation means for calculating the size of a projection image which is projected on the projection plane, an analyzing means for analyzing a parameter of an input image, and a changing means which changes resolution of the projection image on the basis of first information that is acquired on the basis of the positional relationship and a size of the projection image and second information that is acquired from the analyzing means.SELECTED DRAWING: Figure 1

Inventors:
SUZUKI YASUO
Application Number:
JP2015136077A
Publication Date:
January 26, 2017
Filing Date:
July 07, 2015
Export Citation:
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Assignee:
CANON KK
International Classes:
G09G5/00; G09G5/26; G09G5/391; H04N5/74
Attorney, Agent or Firm:
Ryosuke Fujimoto
Atsushi Mizumoto
Hirayama Tomoya