Uchida Yoko Co., Ltd.

Gk Tech Inc.

Ryuichi Iwamasa

Yoshiaki Nishimura

Nobuhiko Hirayama

To provide a display apparatus which can use a general purpose projector, has a simple structure, including a hemispherical rear projection screen, a projector for projecting an image to be displayed on the rear projection screen, and a computer system for creating an image projected from the projector and characterized in that the computer system includes a recording medium for storing image data of a plane image, creation device that corrects the image data stored in the recording medium and creating image data of a curved image, and a transmission device to transmit the image data of the curved image created by the creation device to the projector.

Display apparatus

A presentation system can effectively present an exhibit as an exhibition content to a viewer. According to the present invention, in order to perform an effective presentation in a presentation space, an iconthat symbolically represents a presentation subject and has identification information thereof stored in a non-contact IC tag, a presentation table, a display apparatusand a content display control apparatusare basically provided, and when the icon is placed on the presentation table, the identification information stored in the tag of the icon is read, and the control apparatusdisplays a content associated with that information on the display apparatus

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Tokyo, Japan

Ryuichi Iwamasa