濾波雙工器 的英文怎麼說
中文拼音 [lǜbōshuānggōngqì]
濾波雙工器
英文
filterplexer- 濾 : 動詞(除去液體雜質) filter; strain
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 雙 : Ⅰ形容詞1 (兩個) two; twin; both; dual 2 (偶數的) even 3 (加倍的) double; twofold Ⅱ量詞(用...
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
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The enhancement of process, the feature size of device becomes smaller, and the deductions of the power supply require the art of design should be consummated. this article firstly makes a detailed analysis and expatiation for the operational principle and design technique of switched - capacitors - filter. then realize the filter design in biquadratic method and z - domain synthesis
本文在對開關電容濾波器的工作原理及設計方法進行了系統的闡述和分析的基礎上,分別用雙二階方法和z域合成法實現了適用於dtmf信號的開關電容濾波器的設計,並用無錫華晶0 . 6 mcmos工藝( csmc60 )進行了模擬。The convergent properties of the multimode method are discussed. finally a diplexer employing h - plane t - junction and preassigned e - plane metal - insert branching filters is given. and the scattering parameters of the un - optimized diplexer were obtained by the computer program
在論文的最後部分設計了兩個e面金屬插片濾波器,並把它們作為通道濾波器和h面t形結組成雙工器,用矩形波導雙工器的分析程序對它進行了分析,給出了分析結果。Compare to the normal rectangular waveguide, ridge waveguide has the character of broader bandwidth, smaller dimension, lower equivalent characteristic impedance, etc. because of these merits, it is used more and more widely, such as broadband ridge waveguide filter, broadband direct coupler, diplexer, frequency converter, phase shifter, ridge waveguide slot antenna array, and so on
與普通矩形波導相比,脊波導具有工作頻帶寬、尺寸小、等效特性阻抗低等特點。由於脊波導本身的特點,使其得到了越來越多的應用,例如寬帶脊波導濾波器、寬帶定向耦合器、雙工器、變頻器、移相器、脊波導縫隙天線陣等等。The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed
將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中,分析了一個縱模、兩個縱模、多個縱模時的噪聲情況,合理地解釋了實驗中激光器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象,同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質,類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性,合理利用類臨界相位匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片,通過選單頻來抑制噪聲,獲得了藍光低噪聲的穩定輸出。The methods that can efficiently suppress the disturbance on gate of switching component of the inverter - bridge are synthesized. a dual - inductor output filter is employed to improve electromagnetic interference ( emi ), due to turn - on or turn - off of the power switches of the inverter, which may be lead loads into trouble
本文詳細論述了1kva25hz新型鐵路信號電源和2kva高頻在線式ups的設計和調試工作,總結了幾種能夠有效抑制逆變橋功率開關管門極干擾的措施,並且運用一種雙電感結構的輸出濾波器來改善由逆變器功率管在開關過程中產生的、影響負載設備正常工作的電磁干擾。In this paper, it is expounded the relationship of two - channel perfect reconstruction filter banks to wavelet transform on the base of signal processing and engineering application ; avoiding complex path formula deduction, the selection of a desirable mother wavelet function becomes the design of two - channel perfect reconstruction filter banks
摘要從信號處理和工程應用的角度出發,避開了復雜的數學公式推導,闡述了雙通道濾波?組與小波變換的關系,並討論了母小波函數的選擇可歸結為正交鏡像濾波器的設計。The operation principle, stability and current ripple of the output filter inductor between serial and parallel modes are analyzed. a 1000 va serial and parallel combined dual buck half - bridge inverter ( dbhbi ) has been implemented to verify the analysis
文章分析了該逆變器的工作原理、串並聯兩種運行模式對輸出濾波電感電流脈動、輸入電壓脈動、系統穩定性的影響,並以1000va雙降壓式半橋逆變器為例進行了實驗驗證。Afterwards, in order to decrease the contradiction between the more complex and mass remote sensing image data and relatively slow speed of information extraction, an improved sfim image fusion method is proposed. this modified algorithm is on the base of sfim fusion technique, combines ihs method and sfim method and then replaces the former mean filter by an adaptive weighted mean filter. compared with the results of several common fusion techniques through a set of simulation tests between multispectral images and panchromatic images, it is proved that the new method can get an excellent result for the aim of improving spatial resolution while preserving the spectral information of multispectral images
論文的主要工作和成果包括:在像素層,論文研究了多傳感器數據融合理論及遙感圖像預處理的過程和步驟,歸納了多源遙感圖像像素層融合的常用演算法,並針對目前遙感數據呈海量化、復雜化這一發展趨勢同遙感信息提取的能力和效率滯后這一矛盾,在sfim演算法的基礎上,將ihs變換與sfim相結合,將原演算法中的均值濾波器改進為自適應加權均值濾波器,提出了一種改進的sfim演算法,通過對一組多光譜圖像和全色圖像的雙傳感器融合模擬對比試驗,證明了該演算法在保持原多光譜圖像光譜信息的同時,能夠有效提高融合圖像的空間分辨能力。Realizing the excellency of nd : yv04 crystal, we use nd : yv04 / ktp firstly in our experimentation. the loss of light with different polarized orientation is different, when it through nd : yv04 crystal. utilizing the case and changing the thickness of ktp crystal by controlling temperature, we get a narrow light filter, so the cavity operates with single longitudinal mode
文中提出一種新的方案,採用nd : yvo _ 4 ktp組合,利用nd : yvo _ 4晶體對偏振態的選擇作用以及溫度控制ktp晶體長度,實現雙折射窄帶濾波,強制激光器工作在單縱模的模式下。The unsteady input commercial frequency sinusoidal voltage with high harmonic is modulated into bi - polarity three - state high frequency ac volage by the input cycloconverter, bi - polarity three - state high frequency ac volage is demodulated into uni - polarity three - state spwm wave by the output cycloconverter, and the uni - polarity three - state spwm wave is filter into steady commercial frequency sinusoidal voltage with low harmonic
輸入周波變換器將輸入不穩定劣質的工頻正弦交流電壓調製成雙極性三態的高頻交流電壓波,輸出周波變換器將此高頻交流電壓波解調成單極性三態spwm波,經輸出濾波后得到穩定優質的工頻正弦交流電壓。Cooperation with the universities and colleges widely, such as sichuan university, zhejiang university, zhejiang university of technology, etc. established long design research item. mainly products are : tv - if saw filters for color tv sets and b / w tv sets, cordless phone saw filters, saw resonator and all kinds of low insertion saw components in the communication
公司與四川大學、浙江大學、浙江工業大學等大專院校建立長期的科研合作關系,主要設計開發的產品有:電視中頻聲表面波濾波器、無繩電話聲表面波雙工器、廣泛應用於通信領域的聲表面波諧振器和各類低插損聲表面波帶通濾波器。The paper has five sections include the basic knowledge and the experiment research, systematically analyses the impact of the liquid crystal box ' s position angle on the measuring result of liquid crystal lyot filter and the practical significance of this work. the work of this paper maily includes five sections : ( 1 ) the related theory of the crystal birefringence is systemicly introduced in this paper ; ( 2 ) the theory of the lc voltage - dependent birefringence is introduced ; ( 3 ) no voltage applied, changing curve between the transmission and the liquid crystal box direction is got from experiment ; ( 4 ) voltage applied, changing curve between the transmission and the liquid crystal box direction is got from experiment ; ( 5 ) desired wavelength is extract from changing the direction of liquid box. originality innovation of this paper is that the theory of the lc voltage - dependent birefringence is systemically introduced in this paper especially those related to voltage and direction
本文主要完成以下幾方面工作: ( 1 )比較系統地整理了晶體雙折射的有關理論; ( 2 )簡單介紹了液晶的電控雙折射特性; o )在未加電壓情況下,研究液晶盒方位角對濾光片透過率曲線的影響;廠)在加交流電壓的情況下,研究液晶盒方位角對濾光片透過率曲線的影響; ( 5 )利用方位角的調整來提取特定波長的譜線;本論文的創新之處在於比較系統地整理了晶體雙折射的有關理論,特別是與電壓及方向有關的理論,實驗得出了濾光片透過率隨液晶盒方位角變化的關系曲線,並將之運用於v吸器波長的話線朋A type of two layers pbg structure band stop filter with holes in the substrate is introduced in this paper, it detaches the substrate and microwave circuit, which solves the problem of placing microstrip line and helps to manufacture and amend, both the simulation result with hfss and measurement results are given out to identify its possibility
摘要本文介紹了一種雙層結構的基於襯底打孔的pbg結構帶阻濾波器,採用了周期結構與微帶電路分離的設計,解決了傳統的打孔結構的導帶加工問題,並且有利於電路的加工和修改。Due to excellent stop band and slow wave characteristics, they are applied to filters, resonators, directional couplers, diplexers and antennas
由於其優良的帶阻、慢波等特性,它們被廣泛地應用於濾波器、諧振器、定向耦合器、雙工器和天線中。The design method of the double charge amplifier are worked out based on the requirement of the sensor for testing circuit and the effect of sensor for work environment, the method of compensation of the frequency being extended is studied, and the butterworth filter of five order which is adapted itself is designed creatively by the isppac in chapter three
第三章從敏感元件對測量電路的要求和工作環境的影響出發,提出了雙電荷放大器的設計方案,研究了頻率拓寬補償的方法,使用isppac創新設計了自適應butterworth5階低通濾波器。Five programs have been developed with the subroutines mentioned above. these programs are used to analyze rectangular waveguide inductive iris filters, rectangular waveguide e - plane metal - insert filters, h - plane rectangular waveguide right corners, h - plane rectangular waveguide t - junctions and waveguide diplexers, respectively
論文利用矩形波導平面不連續性模式分析的這些子程序,編寫了5個程序,分別用來分析矩形波導電感膜片濾波器,矩形波導e面金屬插片濾波器, h面矩形波導直角彎頭, h面矩形波導t形結和矩形波導雙工器。Our product offering dielectric products includes dielectric filters, dielectric duplexers, dielectric antenna, dielectric resonator
介質產品包括介質濾波器,介質雙工器,介質天線,介質諧振器。Two type microwave bandpass filters are applied to meet different bandwidth requirements. the filters of the 2 % relative bandwidth is realized by ^ / 4 coupled waveguide filters, whereas the ones of 1 % relative bandwidth utilizes e - plane septum mounted in the wavefuides. very compact diplexers are achieved by different configurations individually
根據不同的設計指標,作者提出了兩種雙工器模型:波導分支濾波器雙工器和準平面e面波導雙工器;並且選用不同的濾波器形式來實現通道濾波器:用4耦合波導濾波器設計出相對帶寬為2的窄帶濾波器,而相對帶寬僅為1的極窄帶濾波器是採用過正面濾波器來實現的。分享友人