| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an improved advertisement system and an operating method thereof. <P>SOLUTION: The advertisement system includes a circuit that performs: receiving a television or radio signal input from an external source; generating an original baseband video or audio signal on the basis of the input signal; and transmitting the original baseband video or audio signal to a display or speaker provided for the advertisement system, and a local storage apparatus that is connected to the circuit and that stores plural alternate video advertisements. The circuit is capable of detecting a first swap signal transmitted within the input television or radio signal. In response to the detection of the first swap signal, the circuit receives a first alternate video or audio advertisement selected from the local storage apparatus, and then generates and transmits an alternate baseband video or audio signal to the display. <P>COPYRIGHT: (C)2012,JPO&INPIT |
