Apparatus, method and program for detecting a pointer...

Details Apparatus, method and program for detecting a pointer... Apparatus, method and program for detecting a pointer...

2008-03-11

2008-03-11

Dowling, William C. (Department: 2851)

Optics: image projectors

Pointer

C345S157000

Reexamination Certificate

active

11045112

ABSTRACT:
An image-associating apparatus comprising a pointer-region detecting section114, an image-associating section109, and a pointer-region associating section115. The section14that detects an optical pointer region indicating a prescribed position in an OHP image photographed in a video-frame image. The section109associates the OHP image photographed in the video-frame image, with an OHP file that is the source document of the OHP image. The section115associates the optical pointer region detected by the pointer-region detecting section, with the region of the OHP file associated by the image-associating section.

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