发明名称 SECOND SCREENS AND WIDGETS
摘要 Cell phones and other devices are used to complement enjoyment of television or other video media, through use of corresponding software applications ("widgets"). A great variety of related features and arrangements are particularly detailed.
申请公布号 US2013340011(A1) 申请公布日期 2013.12.19
申请号 US201313873657 申请日期 2013.04.30
申请人 DIGIMARC CORPORATION;DIGIMARC CORPORATION 发明人 RODRIGUEZ TONY F.
分类号 H04N21/81 主分类号 H04N21/81
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