Embodiments of a display device with a vision system are disclosed. With this, it is possible to achieve a multi-band or multi-mode wireless receiver of using a frequency band from 800 MHz to 10 GHz, without an enlargement of a circuit scale and an increase of costs. In an example, the model comprises constraints introduced by linking the probabilistic attributes using factor statements. Card shufflers include a gate mounted to allow movement of randomized groups of cards from card-receiving compartments to proximate a terminal end plate of a card output shoe and to block movement of cards in an opposite direction. An output signal from the first de-emphasis circuit is sent to the rectifier and an output signal of the rectifier performs to control a gain of the variable gain amplifier.