发明名称 Methods and apparatus for displaying textual data embedded in broadcast media signals
摘要 According to embodiments of the present invention, a broadcast media signal is received at a broadcast media receiver. The broadcast media signal includes textual data. The textual data is extracted and is transmitted over a wireless coupling to a wireless terminal.
申请公布号 US2004097246(A1) 申请公布日期 2004.05.20
申请号 US20020295724 申请日期 2002.11.15
申请人 WELCH MICHAEL SHANNON 发明人 WELCH MICHAEL SHANNON
分类号 H04H20/28;H04N5/445;H04N7/16;H04N7/173;H04Q7/14;(IPC1-7):H04Q7/20 主分类号 H04H20/28
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