发明名称 Apparatus and method for video broadcasting
摘要 This invention discloses an apparatus for replacing a portion of each of a sequence of existing images with a new image, the apparatus comprises a frame grabber operative to grab a sequence of frames respectively representing the sequence of existing images, a localizer operative to detect at least one site within each existing image at which the new image is to be incorporated, a perspective transformer operative to detect the perspective at which the site is imaged and a transmitter operative to transmit to each of a plurality of remote locations, for each frame the existing image represented in the frame, the coordinates of the site, and the perspective at which the site is imaged.
申请公布号 ZA9506472(B) 申请公布日期 1996.06.26
申请号 ZA19950006472 申请日期 1995.08.03
申请人 ORAD HI-TEC SYSTEMS 发明人 MICHAEL TAMIR;AVI SHARIR
分类号 H04N5/262;H04H7/00;H04H60/59;H04N5/14;H04N5/272 主分类号 H04N5/262
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