Title:
IMAGE DISPLAY APPARATUS AND CONTROL METHOD THEREOF
Document Type and Number:
Japanese Patent JP2020042322
Kind Code:
A
Abstract:
To provide an image display apparatus and a control method thereof capable of suppressing a shift between a content image and a drawn image when a size or a position of the content image is changed.SOLUTION: An image display apparatus includes an image information input unit 15 in which a content image is input, a detection unit 10a that detects an indication position indicated by a light emitting pen 2 on a projection surface Sp, a drawn image generation unit 10b that generates a drawn image based on a locus of the indication position detected by the detection unit 10a, an image information synthesis unit 17 that synthesizes the drawn image Id with the content image Ic, an image projection unit 18 that projects an image synthesized by the image information synthesis unit 17 on the projection surface Sp, an image information processing unit 16 that changes at least one of a size or a position of the content image, and an OSD processing unit 14 that performs a change corresponding to a change performed on the content image on the drawn image.SELECTED DRAWING: Figure 2
Inventors:
ANO TAKAHIRO
Application Number:
JP2018166696A
Publication Date:
March 19, 2020
Filing Date:
September 06, 2018
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
G06F3/0481; G06F3/0488; G09G5/00; G09G5/36; G09G5/377; G09G5/38; H04N5/74
Domestic Patent References:
| JP2017117385A | 2017-06-29 | |||
| JP2015176102A | 2015-10-05 | |||
| JP2017069663A | 2017-04-06 | |||
| JP2015176558A | 2015-10-05 |
Attorney, Agent or Firm:
Kazuaki Watanabe
Satoshi Nakai
Satoshi Nakai