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    • 35. 发明授权
    • Information processing apparatus, information processing method, and distribution media
    • 信息处理装置,信息处理方法和分发媒体
    • US07620105B2
    • 2009-11-17
    • US11136356
    • 2005-05-25
    • Taro SuitoMasashi OhtaKatsunari Miyata
    • Taro SuitoMasashi OhtaKatsunari Miyata
    • H04B1/66
    • H04N5/76H04H60/37H04H60/56H04N9/8042
    • An information processing apparatus capable of accurately detecting commercials included in a television broadcast. A commercial candidate section detector detects a commercial candidate section based on the characteristics of transitions between a program and a commercial and based on the characteristics of commercials. Transitional criteria include quiet sections, scene change points and changes in the audio multiplex mode. A commercial block detector detects a commercial block, which is composed of a plurality of commercial sections and is interposed between program portions, in conformity with the number of frames of the individual commercial candidate sections detected by the commercial candidate section detector, and then outputs to a switch a control signal based on the result of such commercial block detection.
    • 一种能够准确地检测包括在电视广播中的广告的信息处理装置。 商业候选部分检测器基于广告节目和商业广告之间的转换特征,基于广告的特征来检测广告候选部分。 过渡标准包括静音部分,场景变化点和音频多路复用模式下的变化。 商业块检测器检测商业块,其由多个商业部分组成并且被插入在节目部分之间,符合广告候选部分检测器检测到的各商业候选部分的帧数,然后输出到 基于这种商业块检测的结果来切换控制信号。