| 摘要 |
<p>Atelevision receiver simultaneously displays a main, live picture (M) and one or more sub-pictures (S1 to S4) inset therein. The television receiver is provided with a step-by-step switch and associated circuitry which allows the user to operate the step-by-step switch and display either: the main, live picture (M) and, as sub-pictures, a series of still pictures (S1 to S3- Figure 3B) taken at different points in time from the main picture; or the main, live picture (M) and, as sub-pictures, a series of still pictures (S2 to S4- Figure 3D) taken at different points in time from a second video signal together with a live sub-picture (S1 - Figure 3D) of the second video signal.</p> |
