发明名称 Broadcast receiving device for receiving broadcast signal and method of controlling the same
摘要 Provided is a broadcast receiving device including a determining unit configured to make a determination on a channel selected by a selecting unit as to whether the corresponding encryption key is available or unavailable, and a control unit configured to, when the determining unit determines that the encryption key is unavailable, allow the selecting unit to sequentially select channels displayed in a channel window, allow the determining unit to make the determination, and allow an output unit to generate and output the channel window so that the channel with the encryption key determined as unavailable is identified.
申请公布号 US8737612(B2) 申请公布日期 2014.05.27
申请号 US20090537064 申请日期 2009.08.06
申请人 MORIKAWA KENICHI;CANON KABUSHIKI KAISHA 发明人 MORIKAWA KENICHI
分类号 H04N1/44;H04N7/167 主分类号 H04N1/44
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