| 摘要 |
PURPOSE:To limit the area of a broadcasting target for local information for a locally oriented CM or the like in multiplex broadcasting. CONSTITUTION:On the side of a broadcasting station, an area code such as a postal code is adde to multiplex data such as animation and broadcasted. On the side of a receiver 10, the area code of an installation area is registered on a memory 24 as the ID of a multiplex broadcasting receiver, the area code of received multiplex data D14 separated by a data extracting circuit 14 is compared with the ID on the memory 24 and only when both of them are coincided, an image corresponding to the multiplex data is displayed on a receiver 1. |
