模擬傳輸線路 的英文怎麼說

中文拼音 [zhuànshūxiàn]
模擬傳輸線路 英文
analog transmission line
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 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)...
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : 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...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  1. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式( 16qam和4 - qpsk )進行了工作並給出了結果,同時討論了碼元同步定時誤差對鎖相環工作的影響並根據流星通信中使用變速率時鎖相環的載波同步性能進行了測試;然後在基於軟體無電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。
  2. As to the abuses of that analog circuits mix digital ones, special components mix general ones, and overfull append devices in domestic and overseas capsule endoscope electric systems, we introduce a full digital, high - integration and simple - configuration idea for the design of capsule endoscope electric system, then designed and made camera module, wireless transceiver module and usb data transfer module

    針對目前國內外的膠囊內窺鏡電子系統裝置中,數字電並存、專用器件與通用器件並存、附加設備過多的弊端,本文提出了數字化、集成化、精簡化的膠囊內窺鏡電子系統設計思,並分別設計製作了膠囊內窺鏡系統的攝像塊、無收發塊和usb數據塊。
  3. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲塊,對入的實驗數據進行了最小二乘法的曲合;根據曲合結果可從帶激勵圈的磁致伸縮換能器的入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效入阻抗,並由此入阻抗確定磁致伸縮換能器的諧振頻率及電氣參數。本課題提出的方法與統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  4. The chip simulation network laboratory system this paper disguessed is a distribute network simulation system based on lan. the system ' s architecture is a c / s of three lays. the front platform are the chip simulation network system application program terminer ; the middle lay is a dcom server, it ' s duty is to deal with the communication and data transmission between the terminer and then database server, and to execute the logical operation. the application program just connect with the middle lay and get data from it, the connection and operation with database server will be managed by the dcom server. the duty of database server is to access and backup the final data

    具體是由位於網各個終端的晶元實驗系統應用程序為前臺;中間層為dcom應用程序服務器,負責處理前臺應用程序與后臺數據庫的通信和數據,並執行業務邏輯,前臺應用程序只需要與應用程序服務器建立連接,在中間層操作數據即可,與后臺數據庫的連接和操作由應用程序服務器來統一管理操作。后臺數據庫只負責數據的存取操作。本論文實施的晶元實驗系統了主要的邏輯電器件, 8088cpu ,存儲器,寄存器,數據總,地址總和控制總,及其它相關晶元。
  5. On one hand, the focal point that the interface circuit is designed lies in lining up the arrangement of the aerial data, have adopted one pair of ports ram to cooperate with the counter and realize the lining up of the data, on the other hand, interface focal point that circuit design transmission of data, part this finish mainly and interface of linkport of dsp, make data transmisst to dsp processor at a high speed, go on follow - up punish

    一方面,介面電設計的重點在於對天數據的整理排隊,採用了雙埠ram配合計數器實現數據的排隊,另一方面,介面電設計的重點是數據的,這部分主要完成和dsp的linkport的介面,使數據高速給dsp處理器,進行后續處理。這個項目按照自上而下的設計流程,從系統劃分、編寫代碼、 rtl、綜合、布局布,到fpga實現。
  6. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力通信的干擾問題,主要研究內容如下: ( 1 )用通信軟體systemview對dsss技術的通信和抗干擾原理進行分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電,構造出低壓電力載波通信系統,並採用atmel公司的單片機設計了接收和發射電的微控制器; ( 4 )分別對採取抗干擾措施前後入和出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。
  7. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非性誤差小、外圍電簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了分析,根據結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電進行相位調制處理,然後通過解調出與加速度成正比的電壓信號。
  8. By the network, a optional nonlinear input - output mapping relationship can be realized. concrete mapping relationship materialize at the distributed linking weight values between neurons that build up the ann. due to the strong self - adaptability and self - learning - ability as well as excellent and robustness and tolerance ability, it can not only replace many traditional algorithm which is very complicated and timeconsuming, but also, because the processing to information is more close to person ' s thought activity habit, it provides a new way for solving the prediction of nonlinear system and unknown model

    通過這種網能夠實現任意的非出映射關系,具體的映射關系體現在構成網的神經元之間的分佈連接權上,由於網具有很強的自適應和學習能力以及魯棒性和容錯能力,它不僅可以替代許多復雜耗時的統演算法,並且由於它對信息的處理更加接近於人的思維活動習慣,為解決非性系統和未知型的預測提供了新途徑。
  9. Circuit modeling of yang accelerator ' s transmission lines

    陽加速器水及磁絕緣的電
  10. It ' s well known that the project documentations " storage and management have an very important effect on the development of all kinds of project, and as the information age is coming, network technology has been applied to this procedure gradually. this article mainly introduces the study and realization of a internet - based project documentation storage and management system which application programming frame is built with delphi6. 0 and sql server2000. based on the tcp / ip protocol, the system try to establish a c / s model with connection - oriented, dependable stream sockets and multithread technology to complete some especial data communications by networks, such as the files of project, directory of user, all self - defined commands or messages and their parameters, and so on

    本文所研究的《基於internet的項目文檔存儲管理系統》通過delphi6 . 0和visualc + + 6 . 0相結合的開發平臺,結合sqlserver2000 ,將client server式的數據庫技術和windowssocket網通信技術進行集成,遵循tcp ip協議,同樣採用c s結構運行於internet ,通過服務器將處于各個不同物理位置的客戶機連接起來,形成一個交流平臺;其中,引入了目前國際上流行的先進的安全管理控制方法? ?角色控制理論對用戶進行權限分配,使擁有相應角色的人具有相應權限;然後系統自動根據組織部門或用戶的設立在服務器端生成相應的網「虛文件櫃」 ,使擁有相應權限的人可以對相應文件櫃中的文檔進行整理;再通過多程技術和windows套接字通信機制在tcp ip協議上實現了單個文件及目錄的
  11. Considering the requirement of communication network, a local area computer communication system of plc based on usb interface was given after analyzing the application model of plc. then after theoretical analysis and digital simulation, the plc modem and the computer interface models were designed. the design of software about the two models was also finished

    本文首先介紹了電力通信技術在國內外的研究概況,分析了電力載波通道的特性,討論了適合於電力通信的擴頻載波通信方式,然後結合通信網的要求,在分析電力通信應用式的基礎上,提出了一種基於usb介面的室內計算機電力通信方案,進行了理論上的分析和數字,設計了電力modem塊和計算機介面塊,編制了相應的軟體程序,並對軟體進行了測試分析。
  12. Another increasingly important ( actor is to be integrated with analog and digital circuits. for this reason, it is highly advantageous for the microwave components to be fabricated through a commercial cmos process. so we research the microwave transmission lines and apply it into phase shift

    微型硅基微波是微波無源、有源器件及微波集成電的重要構成基礎,本文首先對其工作原理、器件、結構參數設計、制備及散射參數測試進行較深入全面的研究,並進一步將微波理論應用於mems移相器,對移相器的結構參數、相移特性及可靠性等進行了分析。
  13. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一4 20ma信號電流環的出電來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電設計、操作鍵盤設計、電源監控電設計、電壓基準電的設計。
  14. The spot responder system which is the necessary part of ctcs is analyzed in the dissertation and three key technologies of the channel in the responder system are researched. firstly, a new kind of rectangular plate magnetic inductive loop antenna is designed to transmit the power frequency. researching the near field inter - inductive characters, the relationship among the inductive efficiency, the perimeter and the conductor width of the antenna is found out

    本文在對ctcs中的點式應答器系統原理及組成進行分析和消化的基礎上,對系統中通道的幾個關鍵技術進行了詳盡的研究,主要分為三個方面: 1 ,提出並研製了新型的片式環形磁感應天,並對能量載波的天的近場互感特性進行了分析,得到互感效率隨天的周長大小以及導帶寬度的變化規律,並通過計算機和試驗對天的近場波瓣圖進行了研究;通過分析寬帶匹配技術中的實頻法理論,設計了信號載波天的寬帶匹配網
  15. And we design the matching structure between the transmission line and the cavity. from the simulation results we can find that in the field

    Drude色散型處理的等離子體在電磁中作為負載的特性能較好的體現出來,而且匹配網較好地實現了腔體和間的匹配。
  16. Some aspects of the system exhibit the characters. for example the wireless communication module extends the user ’ s movement area and shortens the route of the analog signals

    例如,無通信塊擴大了人的活動范圍,信號徑縮短,不僅給用戶帶來方便而且提高了信號的質量。
  17. Base on the theory analysis of the superconducting rsfq digital circuit model, wrspice is used to do time domain simulation of superconducting rsfq digital circuit in this paper, and superconducting jtl, buffer, rs flip - flop, t flip - flop, and or gate are acquired

    在超導rsfq數字電型的理論分析基礎上,論文中採用wrspice對超導rsfq數字電進行時域,得到了超導jtl,緩沖器, rs觸發器, t觸發器,或門等基本邏輯單元電以及電參數。
  18. By comparison, implicit euler is better method as a kernel of transmission line simulation computing and programming to transmission line transient with different conditions of boundary and two line coupling or even more complicated internal switching or loading

    本文對在不同邊界條件、耦合、內部突然開、短、接內部接各種負載等情況下的暫態過程進行編程計算的到波形。
  19. Based on the design theory of power amplifier, a wide - band power amplifier was designed successfully by the push - pull transistor, the feedforward technical of linearization, the matching circuits of transmission line transformers and microstrip, and ads simulation software

    根據寬帶功率放大器的設計原理,採用推挽結構晶體管,前饋性化技術,變壓器和微帶混和匹配電,利用ads進行設計,成功的設計出一款寬帶功率放大器。
  20. In this paper, the study method is adopted for employing matlab to simulate the transition feature of track circuit, the steady - state response of track circuit is simulated when the alternative sine wave signal is inputted, and the corresponding results are interpreted

    城市軌道交通的迅速發展要求對軌道電的特性有深入的了解。本文採用matlab軟體軌道電特性,對軌道電在正弦交流入下的穩態響應進行了,得到了相應的的結果和曲圖。
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