tunable bandpass filter

基本解释

A new type electrically tunable bandpass filter was designed, how to control the filter tuning by digital signal was investigated.
設計了一種新型電調諧帶通濾波器，研究了數字信號控制濾波器電調諧的技術。
In this paper, a kind of dual tunable narrow bandpass filter is proposed based on the structure of all optical active fiber ring resonator.
提出一種基於全光纖有源環形腔結搆的雙可調諧窄帶濾波器。
Therefore, it designs wave-guide bandpass filter and coaxial tunable filter of good electric performance in the thesis and makes them as studying object.
爲此本文設計了電性能良好的波導帶通濾波器和同軸腔調諧濾波器作爲研究對象。