发明名称 DISPLAY DEVICE AND DISPLAY SYSTEM
摘要 <p>A display apparatus is provided that is capable of selecting an external device to which a CEC message is transmitted according to a user's operation to switch input as a device for operation, even when the device is not in an active state. A television apparatus 100 includes an HDMI terminal connected to an external device and is connected hierarchically in a tree structure to a plurality of external devices through the HDMI terminal. When input switching is instructed to any of the plurality of external devices according to a user's operation to switch input, the television apparatus 100 transmits a CEC message of <Set Stream Path> for switching an input route to the external device to which the instruction of input switching has been given and selects an external device to be a transmission destination of the CEC message of <Set Stream Path> as a device for operation.</p>
申请公布号 EP2048883(A4) 申请公布日期 2009.10.28
申请号 EP20070791149 申请日期 2007.07.23
申请人 SHARP KABUSHIKI KAISHA 发明人 YOSHIDA, TATSUYA
分类号 H04N7/173 主分类号 H04N7/173
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