发明名称 SYSTEM FOR INTERACTIVE TELEVISION
摘要 <p>A system and method for interactive television (ITV) includes presenting both TV channels and 'virtual channels' on an ITV (22). A virtual channel can be a Web page stored in memory (44) of the ITV (22) (or remote therefrom) and accessed by a microprocessor (46) in the ITV (22) when a user selects the virtual channel number using a conventional TV remote control (3). The particular Web page can be established based on consumer data, such as demographic data supplied by the consumer or consumer responses to prompts displayed along with a channel. The Web page associated with the virtual channel can be updated or changed by sending data to the ITV (22) through the VBI of a TV signal (26) or via the Internet (24), through a modem on the ITV (22).</p>
申请公布号 WO2002019689(A2) 申请公布日期 2002.03.07
申请号 US2001026325 申请日期 2001.08.21
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