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1. 发明申请

WO2011033530A3 SYSTEM FOR SMS VALUE ADDED SERVICE FOR ACTIVE TELEVISION SHOWS RECEIVED VIA A SET TOP BOX 审中-公开
标题翻译：用于通过机顶盒接收的有效电视节目的SMS增值服务系统
公开(公告)号：WO2011033530A3
公开(公告)日：2011-06-16
申请号：PCT/IN2010000620
申请日：2010-09-14
申请人： TATA CONSULTANCY SERVICES LTD , CHATTOPADHYAY TANUSHYAM , CHAKI AYAN , SINHA ANIRUDDHA , PAL ARPAN
发明人： CHATTOPADHYAY TANUSHYAM , CHAKI AYAN , SINHA ANIRUDDHA , PAL ARPAN
IPC分类号： H04N7/173
CPC分类号： H04N7/163 , H04N21/44008 , H04N21/440236 , H04N21/4788 , H04N21/6175
摘要： An interactive device interfaced between a set top box and at least one display device, said device comprising: ° blending means co-operating with said set top box to receive video content, said blending means adapted to blend pre determined textual content with said video content to form blended content; ° graphical interface cooperating with blending means to receive said blended content, said graphical interface further adapted to output the received blended content on to said display device; ° a user interface adapted to enable a user to interact with said interactive device; ° a machine vision unit cooperating with blending means to receive said blended content, said machine vision unit adapted to detect the coordinates of a frame of an active page containing said blended content; ° storage means adapted to store the coordinates of said frame of an active page; ° pre processing means adapted to recognize the active page displayed on said display device, said pre processing means cooperating with storage means to receive the coordinates of said frame of the active page, said preprocessing means adapted to separate the background image and foreground image of said frame and enhance said foreground image; ° character recognition means cooperating with preprocessing means to receive said enhanced foreground image, said character recognition means further adapted to extract the alpha numeric character set embedded in said enhanced foreground image; ° communication means cooperating with character recognition means, said communication means further adapted to formulate the message text and address and transmit the text message to said address over a computer network; ° receiving means cooperating with user interface to receive the signals.
摘要翻译：一种在机顶盒和至少一个显示设备之间接口的交互设备，所述设备包括：与所述机顶盒协作以接收视频内容的混合装置，所述混合装置适于将预先确定的文本内容与所述视频内容形成混合内容; 图形界面与混合装置合作以接收所述混合内容，所述图形界面还适于将所接收的混合内容输出到所述显示装置上; °适用于使用户能够与所述交互设备交互的用户界面; ·机器视觉单元，与混合装置协作以接收所述混合内容，所述机器视觉单元适于检测包含所述混合内容的活动页面的帧的坐标; °存储装置，适用于存储活动页面的所述帧的坐标; ○预处理装置，用于识别在所述显示装置上显示的活动页面，所述预处理装置与存储装置配合以接收所述活动页面的所述帧的坐标，所述预处理装置适于将所述背景图像和所述前景图像帧并增强所述前景图像; °字符识别装置与预处理装置配合以接收所述增强前景图像，所述字符识别装置还适于提取嵌入在所述增强前景图像中的字母数字字符集; 与所述字符识别装置协作的通信装置，所述通信装置还适于制定所述消息文本和地址，并通过计算机网络将所述文本消息发送到所述地址; °接收装置与用户接口协作以接收信号。

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