電波分離器 的英文怎麼說

中文拼音 [diànbōfēnlíqì]
電波分離器 英文
wave separator
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 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...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 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
  • 電波 : [電磁] radio wave; electric wave; hertzian wave
  1. Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced

    混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗，以及許多微波測量系統中至關重要的部件。在現代通信系統中，毫米波頻段通常採用超外差接收機，混頻器作為第一級就成為關鍵部件。由於在毫米波頻段，同頻段高性能的本振源成本高，技術難度大，採用分諧波混頻技術是解決此問題的有效途徑，只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。
  2. Adsl splitter and transformer, lan transformer, rj45 jack integrated with magnetics, home plug turbo ( 85mbps ) plc to ethernet bridge, inverter modules for ccfl

    漢仁公司主要設計和生產通信網路分離器、變壓器、濾波器、電力線通信設備、背光源驅動模塊、電源等產品。
  3. The field of video signal processing is now undergoing a digital reform. the digital processing technique is clearly expatiated in this paper, such as a / d convert, anti - alias filter, clamp control, gain control, pll, synchronization circuit, color decoder, comb filters

    本文詳細敘述了視頻圖像的數字處理方法，重點介紹了視頻信號數字化技術、抗混疊濾波器、箝位、增益控制、鎖相技術、同步時鐘產生、電視信號亮色分離、彩色解碼等技術，這些關鍵技術為視頻信號的數字化處理提供了重要的基礎。
  4. Firstly, a system was developed in functions to collect infrasound data, to transform analog voltage signal from detector into discrete signal by a / d card and to process the data by using methods of digital signal process

    首先設計一套數據採集系統，次聲波信號通過傳感器被轉換成模擬電壓信號，通過a d板將其轉換為離散的數字序列，輸入計算機。利用數字信號處理的原理和方法對異常次聲信號進行分析處理。
  5. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現：激勵源電路部分，由分頻電路和頻率合成電路組成，產生頻率穩定的激勵信號以確保檢測任務的正常進行；傳感器變換電路部分，由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成，主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號，易於后續電路處理；由dsp晶元構成的微處理系統，主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  6. Firstly, the whole scheme of the transducer is designed, the transducer includes capacitance / voltage converting, ripple - control capacitor switching, magnify - multiple switching, a / d converting, singlechip, photoelectric isolation and rs - 485 serial communication, etc. the measurement of microcapacitor is the key technology of transducer

    首先對變送器部分進行了整體的方案設計，變送器由電容/電壓轉換、紋波控制電容切換、放大倍數切換、 a / d轉換、單片機、光電隔離和rs485串口通訊等幾部分組成。
  7. In both radio and television receivers, once the basic signals have been separated from the carrier wave they are fed to a loudspeaker or a display device ( usually a cathode - ray tube ), where they are converted into sound and visual images, respectively

    在無線電和電視兩個接收器中，一旦基本信號與載體電波分離，即被供于擴音器或顯示設備（通常是陰極攝像管） ，在那裡它分別被轉換成聲音和可視圖像。
  8. With the increasing requirements for detecting distance, photoelectric module, including light source and modulation, can be put under water to reduce the loss of light power in the optical fiber transmission and transmit the detected signal to the signal processing workstation on the shore. optical transceivers must be applied to realize the low - rate optical communication between the workstation on the shore and the long - distance photoelectric modules under water

    隨著光纖水聽器陣列技術的發展，可將光源與調制部分作為遠程光電模塊置於水下，減少光纖傳輸過程中光波信號的損耗，而直接將光纖的探測信號傳回岸基工作站進行處理，以增加光纖水聽器的探測距離。
  9. Abstract : some plasma sources in plasma microwave devices have been introduced and analyzed in this paper, the design and its driving circuit of a compact hydrogen plasma gun have been discussed in detail

    文摘:介紹和分析了幾種等離子體微波器件中等離子體源，重點討論了緊湊型氫等離子體槍的設計及其驅動電路。
  10. This approach is called fas. this approach uses characteristics of trigonometric function, respectively computes the amplitude of fundamental component and inactive power current separates them by low pass filter and acquires and inactive power current

    該方法利用三角函數的特性，對畸變電流中的基波成分和無功電流分量的振幅分別進行計算，然後經過低通濾波器把它們分離出來，最後得到基波有功和無功電流分量。
  11. The remote sensing refers to air to ground one, namely from different working platform far away the ground ( for example gao ta, balloon, airplane, rocket, the artificial earth satellite, spaceship, aerospace craft and so on ), through the sensor, exploring the information ( radiation ) to the earth ' s surface electromagnetic wave, and after the information transmission, processes, estimation and analysis, it can be regarded as a kind of comprehensive technology of surveying and monitoring earth ' s resources and its environment

    摘要遙感是指空對地的遙感，即從遠離地面的不同工作平臺上（如高塔、氣球、飛機、火箭、人造地球衛星、宇宙飛船、航天飛機等）通過傳感器，對地球表面的電磁波（輻射）信息進行探測，並經信息的傳輸、處理和判讀分析，對地球的資源與環境進行探測和監測的綜合性技術。
  12. The main products includes various steam and electric heating reaction vessel, conduction oil, outer coil reaction vessel, polyester and resin completed equipments, vacuum reducing concentration tank, methanol and ethanol recovery tower, various corrugated stuffing, high effective membrane evaporator, new - type centrifugal drag membrane evaporator, vacuum rake dryer, condensing drum cut - off machine, shell - and - tube condenser,

    本廠主要產品有各類蒸氣電加熱反應鍋，導熱油外盤管反應鍋，聚脂樹脂全套設備，真空減壓濃縮罐，甲醇乙醇回收塔，各類波紋填料，高效薄膜蒸發器，新型離心刮板式薄膜蒸發器，真空耙式乾燥機，冷凝滾筒切片機，列管式冷凝器，螺旋板式換熱器，外循環蒸發器，鋁制槽車貯罐，乳化設備，高速剪切分散機，種子罐，發酵罐，多功能提取罐，並承接各類非標設備。
  13. Each channel has independent synchronization and two powerful digital signal processing chips. one chip performs all the synchronization and sampling computations, while the other does the fast fourier transform of current and voltage signals sampled with 18 bit resolution. both current and voltage have separate but fully synchronized a d waveform capture sections

    就信號分析能力而言， 2503ah系列的最大特點是速度和精度，各通道均獨立同步及擁有兩片數字信號處理器晶元，當一晶元執行全部同步與取樣運算時，另一晶元則為已取樣的電流與電壓信號以真實18位解析度進行速傳立葉變換，電流與電壓具分離但完全同步的a d波形捕捉部份
  14. Secondly, this paper has expounded two key parts through which this system can be implemented ? ? the filter which can separate data signal from video signal and the circuit which can realize data signal which is in the same channel transferred bidirectional through coaxial - cable. the design and the test result of these two key parts are analyzed

    其次，論文還對系統得以實現的兩個關鍵部件? ?讓catv信號和以太網信號得以分離的高低通濾波器，讓同軸電纜實現雙向數據通信的混合線圈的設計過程做了詳細闡述，給出了高低通濾波器及混合線圈的設計結果。
  15. The framework of the instument is analyzed firstly, and the paper focuses on the ecg pre - amplifier design, the data acquisition module based - on isa bus with multi channel inputs is realized, the system software that can fulfill the data acquisition, display and communication is also designed. the two patterns of the network communication is introduced in detail

    本文首先分析了智能網路型心電圖系統的結構，重點敘述了前置隔離型心電圖放大器的設計，研製了具有定時采樣功能的多通道數據採集系統，編制了集采樣、實時波形顯示、測量及網路通信等功能於一體的系統軟體。其中對心電圖儀網路通信部分的兩種模式作了詳細介紹。
  16. At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db

    本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素（ ql值）超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器，頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器，精心設計電路，優化設計布置印製電路板，用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件，製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。
  17. 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。
  18. Since that the choosing line hardware for the neutral ungrounded system has just passed part of the dynamic simulative test, matlab software was chosen to do a lot of simulative tests on single phase - to - grounding fault. and the simulative sampling ratio is almost the same as the hardware ' s. because there is a low wave filter in the hardware, i choose the db15 wave - let to carry out the multidimensional decomposition on the sample by the method of one dimension discrete wavelet in order to obtain low frequency signal including the high frequency transient information on single phase - to - grounding fault

    鑒于實驗室已有的小電流接地系統選線硬體的研製只通過了實驗室里的動模試驗，故選用matlab軟體對小電流接地系統進行大量的單相接地故障模擬試驗，模擬的采樣率和硬體基本一致，由於硬體中帶有低通濾波器，故在進行采樣數據的morlet小波分析時先採用db15小波對采樣進行一維離散小波的多尺度分解，使得分解得到的低頻信號剛好包括了小電流接地系統單相接地故障時的暫態高頻信息，然後對這一信息再繼續進行小波演算法分析，分析結論表明利用變換后的實部、虛部和模值能夠較準確的實現單相接地故障時的故障選線和暫態高頻分量的提取。
  19. The tunable performance can be realized by rotating the electro - optic material in the electric field. now with the development of the crystal material science, the electro - optic tunable filters are used widely. basing on the theory of lyot filter and electro - optic effect of liquid crystal, tunable liquid crystal lyot filter is designed and tested in this paper

    近年來隨著晶體材料科學的發展，利用晶體的電光效應製成的電光可調諧濾光片得到了很大的發展，它已廣泛用於波長信號分離、傳感器保護、機載水文探測、遙感領域，並且在光纖通信中有很大的應用前景。
  20. ( 2 ) the characters of the signal for the low voltage electrophoresis chip, signal processing theory such as the nyquist theory, fft, fir filter and the wavelet have been discussed after the learning of low voltage electrophoresis theory and the analyzing of the low voltage electrophoresis chip

    2在深入了解重慶大學微系統研究中心研製的低電壓分離電泳晶元結構、原理、信號檢測方式的基礎上，分析了毛細管電泳晶元信號特點以及相關的數字信號處理方法（奈奎斯特抽樣定理、傅立葉變換、有限長單位沖激響應（ fir ）濾波器、小波變換） 。
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