专利名称：Method and a device for selecting a
participating device
发明人：Diehl, Eric申请号：EP14305115.9申请日：20140129公开号：EP2903293A1公开日：20150805
专利附图：
摘要：A main screen (120) renders watermarked content. A remote device (130)captures (402) a watermark and extracts (404) a payload comprising a layout type,displays (412) possible answers according to the layout type and receives (414) a
response from a user. The remote device (130) captures (402) a further watermark andextracts (404) a payload comprising a correct answer, a ratio value and a token value. Ifthe correct answer is equal to the answer received from the user, the remote device (130)generates (418) a comparison value, compares (420) the comparison value and a ratiovalue extracted from the payload and, if the comparison between the comparison valueand the ratio value indicates that remote device (130) has been selected, displays (424) amessage intended to a user. The remote device (130) can further generate a value fromat least the token value and display this value as proof of being selected.
申请人：Thomson Licensing
地址：1-5, rue Jeanne d'Arc 92130 Issy-les-Moulineaux FR
国籍：FR
代理机构：Ruellan-Lemonnier, Brigitte
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