A receiver front-end circuit with current mode structure with enhanced out-of-band linearity
A receiver front-end, current-mode technology, applied in electrical components, transmission systems, etc., can solve problems such as out-of-band linearity deterioration, and achieve the effects of high out-of-band rejection, high Q value, and increased bandwidth
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[0080] The specific embodiments of the present invention are described below so that those skilled in the art can understand the present invention, but it should be clear that the present invention is not limited to the scope of the specific embodiments. For those of ordinary skill in the art, as long as various changes Within the spirit and scope of the present invention defined and determined by the appended claims, these changes are obvious, and all inventions and creations using the concept of the present invention are included in the protection list.
[0081] Such as figure 1 As shown, a receiver front-end circuit of a current mode structure with enhanced out-of-band linearity, including: input low-noise transconductance amplifier, band-pass filter, first passive mixer, first transimpedance amplifier, first an output buffer stage circuit, a second passive mixer, a second transimpedance amplifier and a second output buffer stage circuit;
[0082] The input of the input LN...
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