| 摘要 |
A description is given of a method for choosing a reference information item in a television signal, which can be employed in particular for calling up an Internet and/or email address with a television set. A television signal comprises a video signal and a supplementary signal, the reference information item being contained in the supplementary signal. According to the invention, the reference information item is assigned to a sub-area of the picture content of the video signal, the reference information item being chosen by selecting the assigned sub-area and a reproduction of assigned information being enabled. The supplementary signal contains contour information items which are assigned to the sub-area of the picture content and represent an approximation of the outer contour of the sub-area The supplementary signal is preferably situated in the vertical blanking interval in the case of an analogue television signal and in the so-called user data in the case of a digital television signal. |
