波導傳輸線 的英文怎麼說
中文拼音 [bōdǎozhuànshūxiàn]
波導傳輸線
英文
waveguide transmission line- 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...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 傳 : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 波導 : [物理學] (用在微波波段傳輸電磁波的裝置) waveguide; duct
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A coplanar waveguide tunable bandpass filter using ferroelectric thin film
基於共面波導傳輸線的鐵電薄膜可調帶通濾波器Elliptical waveguides have found wide applications in a variety of microwave components : waveguide filters, radiators, resonators, and wide - band transmission lines, etc. periodic - loaded waveguides play very important roles in high - power microwave tubes, corrugated antennas and linear accelerators
在各種微波器件如濾波器、輻射器、諧振器和寬帶傳輸線中橢圓波導有著廣泛的應用。周期加載波導在高功率微波管、波紋喇叭和線性加速器等中起著重要作用。Abstract : according to the continuative condition of the tangential fields on the slot aperture which is the inclined narrow - slot on the broadwall of a sectoral waveguide, the moment method is used to calculate the magnetic current coefficient and distribution. then the scattering field, the scattering parameter and the equivalent impedance are obtained. leting only the te11 dominant mode propagates in the waveguide, the scattering parameters and the normalized equivalent series impedance in the x - band are computed. the basis disigned the slot antenna and the slot array is offered
文摘:根據縫隙口面切向場的連續條件,採用解析數值法矩量法,對扇面波導寬壁上窄的斜縫進行了計算,解得了磁流系數及其分佈,並得到散射場、等效散射參量及等效阻抗等重要參數.假定波導中僅有te11主模傳輸,在x波段計算了散射參量和歸一化等效串聯阻抗,給出計算結果,為縫隙天線和縫隙陣列設計提供了依據The trained neural network model can be used to solve a variety of problems emerged in rf / microwave circuit design, such as in microwave circuit cad, the established model structure can be used to characterize the nonlinear behavior of microwave circuits
如用於微波電路cad ,可用所建立的模型結構來描述這么一類微波電路的非線性行為特徵;如用於微波電路設計,則可進行如共面波導、晶體管、傳輸線、濾波器和放大器等的設計;如用於微波電路優化,則可用所建立的電路模型優化電路參數,進行阻抗匹配等。The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers
本論文研究波分復用( wdm )系統中偏振模色散的影響,主要工作包括下面兩個部分:一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非線性耦合方程;在此基礎上,研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特性,並且進一步研究了偏振模色散對不同通道間隔的4 10gb sdwdm系統的影響。In passive section, above all, i introduce theory about microstrip line. millimeter - wave band - pass filter and wave guide - to - microstrip transition. designing two type of coverer by image - reject mixer and hmc329
無源電路部分,我們首先對傳輸線的種類,耦合微帶線的傳輸特性和微帶波導過渡的基本原理進行了分析。The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有: ( 1 )分析電力系統在發生故障時的運行狀態,尤其對三相傳輸線上的故障行波進行了分析和研究,推導了考慮相間耦合的三相傳輸線電壓方程,並將傳輸線上任一點的電壓與故障點電壓建立起聯系,得出了傳輸線上電壓信號在故障點處的奇異性,並以此作為構造新的故障檢測演算法的理論基礎; ( 2 )將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中,針對目前相關研究的不足,提出了電力系統故障檢測判據的補充判據,通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析,給出了一個可行的解決方案;模擬研究表明:這是一個快速、準確、有效的故障檢測演算法。In this situation, folded groove guide sws is proposed and studied in this dissertation. 2
二、分別介紹了曲折波導慢波結構和槽波導傳輸線的研究方法和理論進展。In this paper, a novel folded groove waveguide slow - wave structure is proposed with the foundation of folded waveguide and grooved guide. high frequency characteristics of such sws are also analyzed in this paper. the main works are listed as follows : 1
本論文以曲折波導慢波系統和槽波導傳輸線為基礎,綜合二者的優點和目前曲折波導在thz輻射振蕩器中遇到的問題,提出一種新型的曲折槽波導慢波系統的概念,並對這種新型慢波結構的高頻特性進行了詳細的研究。The paper analyzed an s - band single ridged waveguide antenna used for near field measure by fdtd method and microwave transmition line theory
本文採用fdtd方法以及微波傳輸線理論對一個用於近場測量、工作在s波段的單脊波導天線進行了分析。2 for the first time, the author brings forward the concept of " pyramid horn high order mode resonator " and pml - fdtd technique is used to analyze the electromagnetic field distribution in the pyramid horn. the results show that the pyramid horn sensor is much more sensitive than the open ended waveguide or transmission line sensors. the sensor we used is a kind of resonance sensor
二、首次提出了「角錐喇叭高次模諧振腔」的概念,並且採用pml ? fdtd法分析了角錐喇叭場分佈狀態,從而,得出了角錐喇叭探頭比終端開口波導或傳輸線探頭靈敏得多的原因在於:我們採用的探頭是諧振式探頭,消聲瓦樣品的差別相當于對角錐諧振腔的微擾;採用波導或同軸線探頭,消聲瓦樣品的差別相當于對傳輸線終端負載有一點變化而已。It ' s most important performance is low insertion loss and facility of realization. utilizing ridge waveguide we have designed a waveguide - microstrip transition, in 32ghz ~ 37ghz frequency range, which have a loss less than 0. 2db
在波導作為常用傳輸線的毫米波系統中,波導-微帶轉換結構是必不可少的部件,其關鍵性能指標是低損耗以及結構實現的容易性。Coplanar waveguides ( cpw ' s ) offer several advantages over conventional microstrips, these include the simplification of the circuit fabrication process, ease of parallel and series insertion of both active and passive components ( without the need for via holes ), and high circuit density. therefore cpw ' s are widely used in microwave and millimeter - wave integrated circuits, optical and high temperature superconductor microwave devices
與常規的微帶傳輸線相比,共面波導具有容易製作,容易實現無源、有源器件在微波電路中的串聯和並聯(不需要在基片上穿孔) ,容易提高電路密度等優點,因此共面波導被廣泛應用於微波、毫米波、光學和高溫超導等集成電路中。. 5. the samples with characteristic impedances of 120 and 50 have been fabricated through the surface micromachining and bulk micromachining. stress relaxation has been considered carefully through designing and fabricating, to obtain the structures with the lowest stress
利用混合腐蝕工藝制備了v型槽mems共平面波導,其中特性阻抗為50的傳輸線採用體硅加工技術實現,而120傳輸線則採用表面微機械加工技術實現。A new similarity method in fem is presented for researching of the problems about the nonuniform and irregular region, such as micromachined microwave coplanar waveguide. by using this method, we calculate the characteristic impedances of mems waveguide and analyse the change with its different dimensions. with the use of a recurrence relation, this new method not only use much less computer ' s memory than the conventional fem, but also simplify the post - process
對低阻硅襯底上實現v型槽mems共平面波導進行了詳細深入的研究,提出並採用混合相似剖分有限元方法對不規則結構傳輸線的特性阻抗進行數值分析,在驗證了方法的正確性基礎上,進行了大量計算,並總結了常用50 、 120等阻抗傳輸線的結構參數。Secondly, we present the set of nonlinear partial differential equations that describes the wave - particle interaction, by analyzing the output power spectrum, the limit cycle and chaotic oscillation of the radiation field in the traveling wave tube ( twt ) amplifier and the magnetically insulated transmission line oscillator ( milo ) are studied numerically, respectively
接著,在論文的第三章和第四章我們從導出了一組用於描述場和電子相互作用的非線性偏微分耦合方程組開始,利用頻譜分析法,以行波管( twt )放大器和磁絕緣傳輸線振蕩器( milo )為例,數值研究了o型器件和m型器件中場的極限環振蕩和混沌行為。Mircrostrip and waveguide are two important kinds of microwave transmission line which are widely used in microwave area
微帶線和波導是兩種重要的微波傳輸線,在微波領域有著十分廣泛的應用。By this way, the loss of energy is very high, and side lobe can not be effectively lowered
這種方式能量損耗大,不能有效的降低副瓣電平。波導是一種低損耗的傳輸線。( 2 ) the distributed bst capacitor - loaded phase shifter was designed, of which the high impedance transmission line is finite ground coplanar wave - guide ( fgcpw )
( 2 )採用分散式電容負載型結構設計出毫米波薄膜介質移相器,其中的高阻傳輸線為有限寬度地共面波導。Terminology for telecommunications. transmission lines and waveguides
電信術語傳輸線與波導分享友人