Patent ID: 8164640

Claim:
Control device for controlling an information device arrangement, which control device includes camera means (CAM) and display means (VF) to allow operating of a destined location of the information surface, which destined location is adapted for determination from the control information being in the image information (IMAGE) formed by the camera means (CAM), characterized in that the control device is arranged at least to determine from the control information of the image information (IMAGE) data (xl, yl, hei, wid, gx, gy) in order to determine a continuous stream of locations pointed by the control device, wherein the control device is configured to operate at a distance from the information surface, and characterized in that the control information is formed by visually encoded L-shaped control elements adapted to form control element groups each of which control element group including four L-shaped control elements and which control element groups form on the information surface a control pattern entity arranged in a set manner and covering the information surface mainly throughout, from which the location of the information surface operated by the control device can be determined.