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Invention Grant
US07692520B2 Single package television tuning apparatus and television receiver including the same 失效
单包电视调谐装置和电视接收机包括相同

Single package television tuning apparatus and television receiver including the same
Abstract:
There are provided a single package television tuning apparatus and a television receiver including the apparatus. The apparatus includes: a printed circuit board; a switching part installed on the printed circuit board and selecting one of a first radio frequency signal and a second radio frequency signal inputted; a tuner part installed on the printed circuit board and down-converting one of the first radio frequency signal and the second radio frequency signal, the one selected by the switching part; first and second input connectors receiving the first radio frequency signal and the second radio frequency signal; and a chassis supporting the first and second input connectors, covering the printed circuit board, the switching part, and the tuner part, and electrically connected to grounds of the switching part and the tuner part.
Abstract(Chinese):

提供了一种单包电视调谐装置和包括该装置的电视接收机。 该装置包括：印刷电路板; 切换部，安装在印刷电路板上，并选择输入的第一射频信号和第二射频信号中的一个; 安装在所述印刷电路板上的调谐器部分，并且对所述第一射频信号和所述第二射频信号中的一个进行下变频，所述第一射频信号和所述第二射频信号由所述切换部 第一和第二输入连接器，接收第一射频信号和第二射频信号; 以及支撑第一和第二输入连接器的底盘，覆盖印刷电路板，开关部分和调谐器部分，并且电连接到开关部分和调谐器部分的接地。

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