群延時頻率 的英文怎麼說
中文拼音 [qúnyánshíbīnlǜ]
群延時頻率
英文
groudelay frequency-
In this paper, difficulties such as the design of hts microwave passive component, the lithography technology, encapsulation and testing at low temperature etc. are solved. a hts delayline with center frequency at 4ghz, bandwidth of 4ghz is manufactured and tested. it ’ s group delay is larger than 10 ns
本文在解決高溫超導微波無源器件的設計、光刻工藝、密封封裝和低溫測量等難點的同時,對一個f _ 0 (中心頻率)為4ghz ,帶寬4ghz的高溫超導延遲線進行加工、封裝、測量,群時延大於10ns 。Introduction and analysis of methods of measuring the group delay of frequency - translating devices
頻率變換器件群時延測量方法的探討與分析2. while the frequency of the incident microwave is getting closer to the frequency at which the resonant effect appears, the electric field in the middle of the slot is group delayed
( 2 )當入射波載頻接近共振頻率時,孔縫中心耦合的電場強度存在群時延現象,群時延現象與共振增強效應同步發生。In the fifth chapter, a new fully differential operational amplifier with voltage and current - mode negative feedback has been proposed, which can stabilize its quiescent operation point, using the characteristic of mos transistors which operate in the triode region acting as active variable resistor, a fully differential fourth - order chebyshev low - pass filter with tunable frequency and bessel low - pass filter with accurate group delay based on r - mosfet - c and operational amplifier has been designed
第五章:提出了一種新的既具有電壓共模負反饋又同時具有電流共模負反饋的全差分運算放大器電路,能較好地穩定電路的靜態工作點,並應用mos管工作在線性區可作有源可變電阻用的特性設計得到了截止頻率可連續調節的高性能r - mosfet - c 、運放結構切比雪夫( chebyshev )和精確群時延值貝塞爾( bessel )低通濾波器。分享友人