| 摘要 |
In a video synthesizer for generating programmable graphics, moving elements and the like, a subsystem for generating a video signal wherein a predetermined generated function is displayed in a selected manner as a function of a predetermined video signal. The video control signal, which suitably represents a graphic character or characters, and may be stationary or moving, is used for starting and stopping a function generator whereby a composite video signal is obtained. The video signal may be further processed by level assignment and color selection to produce the desired color video signal.
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