...公司推出的调频立体声发射集成电路BHl414-1417系列，其射频部分采用频率合成电路，频率非常稳定。音频信号的处理，将预加重电路、限幅电路、低通滤波电路(LPF)一体化，使音频信号的..
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本文分析微带SIR(阶梯阻抗谐振器)带通滤波电路的寄生通带问题。
The parasitic passband of microstrip bandpass filters using parallel coupled SIR (Stepped Inpedance Resonators) is analyzed in this paper.
结果证明，用软件算法和硬件高通滤波电路都可以有效地降低直流漂移的影响。
The results show that the effects of the DC drift can be decreased effectively either by software algorithm or hardware high pass circuits.
针对分布参数滤波网络存在寄生通带问题，本文提出一种新的微带带通滤波电路。
In view of parasitic passband in the filtering networks composed of distributed elements, a novel circuit of microstrip bandpass filters is presented in this paper.
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