Then based on the research of the lumped parameter circuit of the microwave filter, a novel LC type LTCC Bluetooth filter is presented.
同时以微波滤波器集总参数电路研究为基础和指导，设计了一款新颖结构的LC型LTCC蓝牙滤波器。
The circuit design part mainly introduces the duplexer design with lumped apices filter, and the antenna switch design with PIN diode.
在电路结构设计部分，主要讨论了采用集总参数传输零点滤波器实现天线双工器和采用PIN管实现天线开关的设计方法。
For fast and accurate design and production of lumped constant bandwidth frequency-hopping(FH) narrowband filter, a load structure changing with frequency is introduced.
为了快速准确地设计并制作恒带宽窄带集总跳频滤波器，提出了一种随频率变化而 变化的负载结构。
Finally, by using the method a 2-order lumped band-pass filter (BPF) is designed and developed.
最后利用该方法设计并制作了一个二阶集总带通滤波器。
Finally, by using the method a 2-order lumped band-pass filter (BPF) is designed and developed.
最后利用该方法设计并制作了一个二阶集总带通滤波器。
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