发明名称 APPARATUS AND METHOD FOR RECEIVING EMERGENCY ALERT SIGNALS
摘要 An apparatus such as a television signal receiver (20) provides an emergency alert function. According to an exemplary embodiment, the television signal receiver includes a first tuner (23) for tuning a first channel when the television signal receiver is in an on mode. A second tuner (25) is provided for tuning a second channel when the television signal receiver is in the on mode and an off/standby mode. The second channel provides emergency alert signals capable of activating the emergency alert function.
申请公布号 CA2500814(A1) 申请公布日期 2004.06.03
申请号 CA20032500814 申请日期 2003.10.15
申请人 THOMSON LICENSING S.A. 发明人 PUGEL, MICHAEL ANTHONY
分类号 H04H20/59;H04H60/51;H04N5/445;H04N7/16;(IPC1-7):H04N5/44 主分类号 H04H20/59
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