INTERVAL BASED AD INSERTION USED FOR THE DELIVERY OF VIDEO STREAMS
    11.
    发明申请
    INTERVAL BASED AD INSERTION USED FOR THE DELIVERY OF VIDEO STREAMS 审中-公开
    用于传送视频流的基于INTERVAL的AD插入

    公开(公告)号:US20120143660A1

    公开(公告)日:2012-06-07

    申请号:US12737176

    申请日:2008-06-26

    Abstract: The present principles provide a method and apparatus for performing time window based adaptive advertisement insertion into video on demand (VOD) programs. The method inserts advertisements dynamically according to the actual content viewing time, as opposed to the fixed advertisement insertion points in traditional ad insertion. The method minimizes the negative impact caused by inserted ads to viewers in interactive session, in which trick modes, such as fast forward and rewind are frequently used.

    Abstract translation: 本原理提供了一种用于将基于时间窗的自适应广告插入到视频点播(VOD)节目中的方法和装置。 与传统广告插入中的固定广告插入点相反,该方法根据实际内容观看时间动态地插入广告。 该方法最大限度地减少了插入的广告对交互式会话中的观众造成的负面影响,其中经常使用诸如快进和快退等特技模式。

    Method and apparatus for synchronizing multiple multimedia streams
    12.
    发明授权
    Method and apparatus for synchronizing multiple multimedia streams 有权
    用于同步多个多媒体流的方法和装置

    公开(公告)号:US08010863B2

    公开(公告)日:2011-08-30

    申请号:US11880729

    申请日:2007-07-24

    CPC classification number: H04L65/608 H04L65/4015 H04L65/80

    Abstract: There are provided a method and apparatus for synchronizing a plurality of media streams that use Forward Error Correction. The apparatus includes a memory device (110), a FEC encoder (120), and a control device (140). The memory device (110) is for buffering the plurality of media streams. The FEC encoder (120) is for generating FEC packets for streams. The control device (140) is for determining, for each stream, a respective threshold amount of buffer to be filled in order to initiate generation of the corresponding FEC packets, and upon a fastest one of the streams filling the respective threshold amount of buffer, causing an initiation of the generation of the FEC packets for the fastest stream, as well as for the other streams, irrespective of a current fill amount of the other streams, wherein said control device causes the initiation of the generation of the FEC packets by the FEC encoder via signaling.

    Abstract translation: 提供了一种用于同步使用前向纠错的多个媒体流的方法和装置。 该装置包括存储装置(110),FEC编码器(120)和控制装置(140)。 存储装置(110)用于缓冲多个媒体流。 FEC编码器(120)用于生成流的FEC分组。 控制装置(140)用于为每个流确定要填充的缓冲器的相应阈值量以便开始生成对应的FEC分组,并且在填充相应的阈值量的缓冲器的最快的一个流中, 引起为最快流以及其他流生成FEC分组的开始,而与其他流的当前填充量无关,其中所述控制设备使得FEC分组的生成开始由 FEC编码器通过信令。

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