| 摘要 |
<p>A display authorization area corresponding a user is selected from maps stored in a device, only the selected zone is displayed, and a camera which is not authorized for the user to perform information communication is inhibited from being displayed. With this arrangement, a camera control system having so excellent security that any user cannot see a place irrelevant to the user and cannot recognize the position of an installed camera is constructed. <IMAGE></p> |
