發明
中華民國
103116827
I 532312
高增益低雜訊放大電路
國立暨南國際大學
2016/05/01
一種高增益低雜訊放大電路,包含一第一放大器,用來接收一輸入信號,並將該輸入信號進行增益放大以產生一放大信號,且該第一放大器包括一第一電晶體,具有一接收一第一偏壓的第一端、一提供該放大信號的第二端,及一接收該輸入信號的控制端,一電連接該第一電晶體之第二電晶體,一電連接該第一電晶體之第一電阻,及一電連接於該第二電晶體與該第一電阻間的第一電感;及一第二放大器,電連接該第一放大器以接收該放大信號,並將該放大信號進行增益放大以產生一輸出信號。 A high-gain low-noise amplifier circuit comprises a first amplifier for receiving an input signal, and the gain of the input signal to produce an amplified signal amplification, and the first amplifier includes a first transistor having a receiving a first bias voltage of the first end of the amplified signal to provide a second terminal, receiving the input signal, and a control terminal, a first transistor is electrically connected to the the second transistor, an electrical connection to the first a first electrical resistance transistor, and an inductor electrically connected to the first transistor and the second between the first resistor; and a second amplifier electrically connected to the first amplifier to receive the amplified signal, and the amplifying gain amplified signal to produce an output signal.
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