A new high Q switched-capacitor (SC) filter using a single amplifier is presented. An optimal design for minimizing capacitor spreads of the circuit is obtained.

本文提出了一个新的高q单放大器开关电容(SC)滤波器，给出了该电路最大与最小电容比最小的最优设计。

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Based on a direct-conversion architecture, the receiver integrates LNA, I/Q mixer, DC-offset removal filter, baseband amplifier and channel-select filters on a single chip.

基于直接下变频的系统架构，接收机集成了低噪声放大器、I/Q下变频器、去直流偏移滤波器、基带放大器和信道选择滤波器。

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