| 摘要 |
<p>A method and system for inserting types of ad placement opportunities in a digital video stream. The digital video recorder system (fig. 1) places the ads, stored in the ad database (102), via the control line (104) into the video input stream (106), which creates the video output stream (118). The described embodiments of the invention increase as placement opportunities to a targeted audience by using real-time as placement during mode changes in a dynamic digital medium such as a digital video recorder. Various embodiments also allow various types of temporal overlapping and composite display techniques for viewing ads and video content.</p> |
