Broadcasting signal receiving system

A broadcasting signal receiving system comprising:

• an obtaining part for obtaining program information of a receiving program;
• a broadcasting signal receiving part for receiving a broadcasting signal to obtain a video signal and an audio signal or a recorded image reproducing part for reproducing a previously recorded program to obtain a video signal and an audio signal;
• an image pick-up part for recording an image of a viewer;
• a certifying part for comparing the image of the face of the viewer recorded by the image pick-up part with the previously registered image of a face of an individual to certify the viewing individual;
• an illumination intensity detecting part for detecting the brightness of a viewing space;
• a control signal transmitting part for transmitting a control signal for controlling the illumination intensity to an illuminating device disposed in the viewing space;
• and
• a viewing improvement control part for controlling the improvement of viewing on the basis of the certified result by the certifying part, a kind of the receiving program based on the program information and the illumination intensity of the viewing space by the illumination intensity detecting part, wherein when the certified result by the certifying part designates a preset child, the kind of the receiving program or the kind of a reproduced program is an animation program and the illumination intensity of the viewing space detected on the basis of the recorded image is not higher than a preset illumination level, the viewing improvement control part controls a warning process to be performed for displaying a message to make the illumination of a room brighter on a monitor screen and the control signal to be transmitted to the illuminating device so as to raise the illumination intensity of the illuminating device to the preset illumination level, and when a sound volume exceeds a preset sound volume level, the viewing improvement control part controls the sound volume to be lowered to the preset sound volume level and a message for making the illumination of the room brighter to be transmitted to a portable telephone through a communication line.