发明名称 |
Control apparatus of audio-visual display apparatus and the control method |
摘要 |
A control apparatus of an audio-visual display apparatus is provided, wherein only one remote control unit in a plurality of remote control units has a control right for controlling the audio-visual display apparatus, the control apparatus determines whether a signal is received from a remote control unit with the control right until a scrambling determination time elapses from a time when detecting that an operation command is received from a remote control unit without the control right; and deprives the remote control unit with the control right of the control right and provides the control right to other remote control unit if a signal is not received from the remote control unit with the control right within the scrambling determination time.
|
申请公布号 |
US2003177489(A1) |
申请公布日期 |
2003.09.18 |
申请号 |
US20030388647 |
申请日期 |
2003.03.17 |
申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORP. |
发明人 |
WATANABE MASAHIRO;TANIGUCHI TOMOHISA |
分类号 |
H04N5/445;H04B1/06;H04N5/00;H04N7/16;H04Q9/00;(IPC1-7):H04N7/16 |
主分类号 |
H04N5/445 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|