5-2 The research and development of the closed captioning production and Receiving system and unit applied to the digital broadcasting, Enabling to display real-time captions appeared in the appropriate timing

Abstract

The closed captions over a live television broadcasting are usually delayed to appear about more than 10 seconds for the screen in accordance. Therefore the television viewers experience discomfort in feelings, because the closed captions and the live screen do not proceed to match each other. Research and development of the equipment for canceling the delay of display timing.