发明名称 Steganographic encoding for video and images
摘要 The presently claimed invention relates generally to digital watermarking and steganographic data hiding for video and images. One claim recites a method of connecting a user computing device to one of a plurality of remote computers available for communication over a network. The method includes: a) obtaining streaming data representing a two dimensional color image or video, the two dimensional color image or video including an index steganographically hidden therein through alterations to the two dimensional color image or video; b) analyzing the streaming data to obtain the index; c) accessing a database with the index, the database comprising a plurality of records that associate an index to a pointer, the pointer identifying a remote computer on the network, in which the pointer is determined as a function of the index; and d) using the pointer to establish communication with the remote computer identified thereby. Of course, additional claims and combinations are provided as well.
申请公布号 US8010632(B2) 申请公布日期 2011.08.30
申请号 US20100755167 申请日期 2010.04.06
申请人 DIGIMARC CORPORATION 发明人 RHOADS GEOFFREY B.
分类号 G06F13/00;B42D15/10;G06F17/30;G06K7/14;G06K17/00;G06K19/06;G06K19/14;G06K19/18;G06T1/00;G07C9/00;G07D7/00;G07D7/12;G07F7/08;G07F7/10;G07F7/12;G07F17/16;G07F17/26;G10L19/00;G11B20/00;H04B1/66;H04N1/00;H04N1/32;H04N5/913;H04N7/26;H04Q7/38 主分类号 G06F13/00
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