pass band 中文意思是什麼

pass band 解釋
傳遞頻帶,通帶
  • pass : vi (passed passed past )1 經過,通過;穿過;越過;超過;掠過;前進。2 (時間)流逝,推移;轉化...
  • band : n 1 帶,繩;帶形物;箍;箍條;嵌條;鑲邊;鋸條; 〈pl 〉 (法官等的)寬領帶。2 束縛,羈絆;義務;...
  1. In this paper, the design of a practical sort of high performance biquadrates elliptic active band - pass filters is emphasized, and then the design techniques and how to calculate the resistors and capacitances, how to make computer simulation and tolerance analysis with computer are described in detail

    摘要本文我們重點介紹了一種實用的雙二次型高性能橢圓函數有源帶通濾波器的設計方法,詳細介紹了該濾波器的設計步驟及阻容元件的參數計算,並對設計出的電路用計算機進行模擬模擬和容差分析。
  2. For phonetic signal modulation, if the pass band range of the band pass filter ( bpf ) is 300hz - 3400hz, the anti - noise properties of laser are approximately independent of bias current and parameters of the cavity ; when the pass band range of bpf increases to a certain degree, modulating bias current and parameters of the cavity can improve the anti - noise properties of laser

    對語音調制情況,如帶通濾波器的通帶范圍取為300hz - 3400hz ,則激光器的抗噪聲性能基本不依賴于偏置電流和腔內參數;當帶通濾波器的通帶范圍增大到一定程度,調整偏置電流和腔內參數可以實現半導體激光器的高抗噪聲性能。
  3. The architectures of the receiver are rf pass band direct sampling and if pass - band sampling with high - speed analog to digital converter after rf to if conversion. the first kind of architectures is hard to realize because of the requisition of devices is too high

    軟體無線電接收機分為射頻直接帶通采樣和將射頻信號變換到中頻后再進行帶通采樣,前者實現較難,對器件的要求太高,然後進行各種數字處理。
  4. Acc1 - acc2 adjust the filter pass band width

    Acc2調整過濾器通路波段的貸款。
  5. Combined with researches on propagation characteristics, the micro - current sensor for on - line pd monitoring is developed and the effects of coil number, stray capacitance and loading resistance on pass - band and sensitivity are also studied

    同時,結合傳播特性,研究了局部放電在線監測寬帶微電流傳感器,並就線圈匝數、雜散電容和負載電阻等對傳感器通頻帶、靈敏度等性能參數的影響進行了分析。
  6. At the same time, the power capacity of the above mentioned antenna is preliminarily analyzed. the results show that in the pass band, their power capacities increase with the frequency on the whole, ranging from 10 ’ s kw to 100 ’ s kw. with the change of the pulse duration of microwaves, the measurement is carried out on the sensitivity of the detectors of the types wb - cd01 and 2087 - 6001 - 00, on the attenuation of the

    通過調整微波脈寬,對wb - cd01型、 2087 - 6001 - 00型等檢波器的靈敏度,對2082 - 4137系列和tts系列衰減器的衰減量,對rg - 142型微波電纜的衰減量進行了實驗測定,結果表明:在微波脈寬大於40ns時,檢波器靈敏度基本無變化;當微波脈寬在20 ~ 40ns時,檢波器靈敏度會有一定變化,變化趨勢和程度與檢波器的型號有關;而上述型號的衰減器和微波電纜的衰減量幾乎不受微波脈寬的影響。
  7. Based on the fourier series digital approximation method, the optimal design of flat - top and high isolation pass band frequency response interleaver has been studied. at last a solution of high isolation ( > 45db )

    用傅立葉級數展開數值逼近的方法進行了高隔離度平頂通帶頻響全光纖奇偶交錯濾波器的優化設計,提出了隔離度大於45db通帶平坦濾波器的製作方案。
  8. Applying the ways of adjusting the bandwidth, minimizing the pass band ripples and group delay ripples, a 50ghz filter is designed. in the paper, we also discuss the temperature stability of dwdm thin film narrow band - pass filter

    本文總結了波分復用濾光片的各種設計方法,運用帶寬調整、通帶波紋的減小和通帶群延遲波紋減小的方法設計出了50ghz的波分復用濾光片膜系。
  9. Bessel function design simulation results show the small pass - band ups, stop - band attenuation, in the pass - band with a better group delay characteristics, which can meet the design requirements

    模擬結果表明貝塞爾函數設計的濾波器通帶起伏小,阻帶衰減大,在通帶內群延遲特性較好,可以很好滿足設計要求。
  10. Furthermore, it is indicated by the analysis that high - pass, band - pass, wavelet filtering and v - filtering are superior to the former image processing

    同時指出相比于以往的圖像處理方法,高通濾波處理、再現圖像的帶通與v型濾波及小波濾波具有更大的優勢。
  11. Pass band damping

    通帶衰減
  12. The parameters of the long - range remote control receiving system are analyzed and simulated thoroughly, such as the signal to noise ratio ( snr ) at the receiver, the delicacy of receiver, auto - gain and band - width of the pass - band. then the important references are provided for the design of long - range remote control receiver

    分析了遠程遙控接收系統的參數如接收機輸入信噪比、接收機靈敏度、自動增益和接收機通帶帶寬等,並對遙控接收系統性能指標進行了估算,為遠程遙控接收機的設計提供了一定的理論依據。
  13. If signal not pre - distorted, the variable capacity cv1 enables to correct the inclination of the transmitted pass band

    以未預失真條件信號、這個同樣的標準,可變電容cv1賦予權利去校正已傳輸通道波段的傾斜度。
  14. Not only did i pass band 4 and band 6 college english exams very easily with high marks, but more importantly, i began to use english

    我不僅輕易高分地通過了大學英語四六級考試,更重要的是,我開始應用英語。
  15. Specialties : the range of center frequency it can achieve is bigger than one - piece filter ; at the time it has the features of wide pass - band, low insertion loss and high restraint outside the band

    特點:可實現的中心頻率范圍較單片濾波器寬,通帶寬度范圍大,插入損耗小,帶外抑制高。
  16. The complete design uses the given functions and releases the low - pass, high - pass, band - pass and the band - stop filters directly. butterworth, chebyshev and caoer filters are used for the implementations. in the fir filter designs, chebyshev and hamming windows are used for a band - pass filter

    完全設計方法中我們利用函數直接設計出低通、高通、帶通和帶阻濾波器,並分別用巴特沃斯( butterworth )濾波器、切比雪夫( chebyshev )濾波器、橢圓( cauer )濾波器來實現,並比較了各自的頻率響應曲線。
  17. Optical spatial filtering is the based operation on oip and the foundation of high - pass, low - pass, band - pass, edge - enhance and feature distinguishing. this simulation experiments system includes special filtering experiments when the input image is one - dimension grating, two - dimension grating or general image

    以4f相干光學成像理論為基礎,本模擬實驗系統給出了一維黑白光柵的空間濾波、網格和非周期性結構輸入物的空間濾波等模擬實驗。
  18. 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濾波器進行了理論分析和數值模擬,發現當兩個耦合器的分光比均為15時產生了平頂高隔離度的通帶頻響特性,做了相關實驗,結果與理論分析基本符合。
  19. The typical design gets the technical parameters from digital filters that should be designed, and then transformed into the analog parameters of a low - pass analog filter prototype. the prototype is converted into the analog low - pass, high - pass, band - pass and the band - stop filters respectively, which are transformed into the digital ones

    典型設計是先按一定規則將給出的數字濾波器的技術指標轉換成模擬低通濾波器的技術指標,據此產生模擬濾波器原型,然後把模擬低通濾波器原型轉換成模擬低通、高通、帶通、帶阻濾波器,最後再把模擬濾波器轉換成數字濾波器。
  20. A frequency selective surface ( fss ) is a metallic periodic structure with frequency selective properties. depending upon design, it may be low - pass, high - pass, band - pass, band - stop filter

    頻率選擇表面( fss )是具有選擇頻率功能的一塊金屬周期結構,它可以被設計成低通、高通、帶通、帶阻濾波器。
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