濾波器分隔 的英文怎麼說

中文拼音 [fēn]
濾波器分隔 英文
filter discrimination
  • : 動詞(除去液體雜質) filter; strain
  • : 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...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : 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
  • : partitionseparate
  • 濾波器 : [電子學] electric filter; (electric) wave filter; filter
  1. The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

    基片集成導的基本概念是利用基片的上下金屬板和兩排間一定距離的金屬孔構成導的金屬壁,由於每排金屬孔孔間距遠小於長,因此由縫隙泄漏的能量很小,這相當于內部填充了介質的矩形導,所以能夠用矩形普通導實現的結構也都可以用基片集成導來實現,比如功、天線、耦合、振蕩等。
  2. 3. passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack, which was driven by an electrical sine wave signal. the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain

    利用匹配技術,別採用無源和有源方式,藉助受pzt驅動的解調光柵,將待測應變信息變為時序負脈沖間的變化,利用常規的示觀測同一掃描周期中兩負脈沖在時域中間的變化來確定待測應變的變化。
  3. The main work of the system can be divided into four main parts as the following : ( 1 ) 10. 5ghz bandpass filter the main contradiction of filter is caused by its function of dividing frequencies. in order to properly divide frequencies, not only need passband ’ s attenuation to be as small as possible and stopbands ’ as big as possible, but also need a sharp and quick change between the attenuation of passband and stopband, thus to make their diversity obvious

    這四個功能模塊別是: (一) 10 . 5ghz帶通的主要矛盾是由它頻率的功能決定的,為了使理想,一方面要求通帶的衰減盡可能小,阻帶衰減盡可能大,亦即通帶和阻帶的衰減差值要盡量大;另一方面要求通帶和阻帶之間衰減的變化應盡可能快,最好是陡峭的跳變,使阻帶和通帶的明顯。
  4. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中,根據系統要求,充考慮鐵路上的實際情況,針對具體問題採取了一系列的相應措施,如在件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制晶元aduc812 ,設計了v f變換電路和外部a d轉換電路;在硬體抗干擾方面,將每個功能模塊盡量散獨立開來以避免相互干擾、採用光電離技術消除輸入輸出通道上的電路聯系;在控制方面對于采樣數據的處理引入了算術平均值演算法和真有效值的計算方法,即通過使用軟體來除系統中有干擾造成的誤差並計算真值,從而使數據的準確性得到極大地提高。
  5. This thesis mainly describes a tesing and consoling kit based on ni " s special virtual instrument software development kit - labwindows / cvi, aming at traditional testing device " s limitation such as high cost of hardware, complexity of construct, singleness of function etc. the tesing and consoling kit can condition the signal intermixed with interfere noise and deal with the collected datum through common signal conditioning ( amplification, isolation multiplex filtering ) -, software calibration digital filtering etc to analyse signal in time and frequency domain

    本文針對傳統測量設備硬體成本高、構造復雜、重用性差、功能單一等方面的問題,著重探討了利用ni的labwindows cvi這一虛擬儀開發軟體構建的測控平臺,通過通用信號調理(如放大、離、多路轉換、模擬等) 、軟體校正、數字等方法對混雜有干擾的信號進行調理及採集后的數據進行處理,然後進行時域或頻域的析。
  6. The usual method to broaden the bandwidth of the pin diode switch is combining the pin diodes with stub filters : when under reverse bias, the didoe is part of the filter, the transmission bandwidth is broadened ; when under forward bias, the structure of the filter is destroyed, signal is isolated

    Pin二極體開關展寬頻帶的方法一般是把pin二極體結合進短截線,使pin二極體在反向偏置時作為的組成部,以展寬開關在傳輸狀態下的頻帶;當二極體正向偏置的時候,的結構被破壞,起到離的作用。
  7. The interleaver with channel spacing of 50ghz is designed and prototype device is achieved. we test experimentally the interleaved spectrum in the c - band which is rectangle with ripple of less than 0. 1 db. and through measuring its time delay, we obtain the character of its dispersion. a novel architecture of 50ghz mfpi interleaver with different passband widths is put forward at first

    2 、設計了通道間為50ghz的mgti型interleaver,獲得了該的原型件;實驗得到了該件在c段兩組交錯的矩形化光譜,其紋小於0 . 1db ,通過對件時延的測量,間接獲得了其色散特性;首次提出mfpi型不等帶寬50ghz的interleaver技術方案。
  8. At the same time, the design of cascaded coupler with a given ratio distribution is proposed, which can lead to higher isolation by suppressing sidelobe. 2. according to theoretical analysis and numerical simulation, the interleaver can show flat - top and high isolation pass band characteristic when the two couplers " ratio is assigned to 15 percent

    2 .對全光纖反射式奇偶交錯進行了理論析和數值模擬,發現當兩個耦合光比均為15時產生了平頂高離度的通帶頻響特性,做了相關實驗,結果與理論析基本符合。
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