連續頻譜 的英文怎麼說

中文拼音 [liánxùbīnpǔ]
連續頻譜 英文
continuous frequency spectrum
  • 連 : Ⅰ動詞1 （連接） link; join; connect 2 （連累） involve （in trouble）; implicate 3 [方言] （縫） ...
  • 續 : Ⅰ形容詞（連接不斷） continuous; successive Ⅱ動詞1 （接在原有的后頭） continue; extend; join 2 （...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 譜 : Ⅰ名詞[書面語]1 （按類別或系統編成的書或冊子等） table; chart; register 2 （指導練習的格式或圖形）...
  • 連續 : continuation; succession; series; continuity; continuing; running; continuous; successive; contin...
  • 頻譜 : frequency spectrum; frequency content; spectrum; power density spectrum; power spectrum; [系統] s...
  1. In various speech character parameters, formant frequency, bandwidth and pitch frequency are chosen as voice character parameters. the reasons are as follows : hearing apperceive experiments indicates that formant frequency can stand for a majority of voice information, while average pitch frequency can explain 55 % ability of speaker verification

    數據結果與多項式回歸和線性多變量回歸相比，支持向量回歸既提高了泛化性能又避免了頻譜不連續性，從而使轉換語音與目標語音的頻譜距離失真分別減少了33 . 29 %和35 . 24 % 。
  2. The radio spectrum ? the segment of the electromagnetic continuum containing waves in the radio - frequency range ? accommodates countless communications devices today

    無線電頻譜（一個連續的射電頻率范圍區段）容納了今日無數的通訊頻率。
  3. After analysising three existed methods for phase difference correction on discrete spectrum, it is recommended to correct the spectrum containing small noise in engineer practice by the first phase difference correcting method ( performing fft analysis on two continuous original sequence ) with harming window

    綜合分析現有三種離散頻譜相位差校正方法，推薦在小噪聲工程實際中加hanning窗的第一種相位差法（采連續兩段信號作相同點數fft的相位差校正法）進行校正。
  4. The paper reconstructs frequency spectrum and reconstructing signal of a continuous signal based on matlab, presents the error of reconstructing signal, and makes an analysis of the influence from sampling period on the superposition of frequency spectrum and precision of sampling signal reconstruction

    摘要基於matlab再現了連續信號的采樣頻譜和重構的時域信號，給出了信號重構的誤差，並分析了采樣周期對采樣頻譜疊加和信號重構精度的影響。
  5. This article analyses the signal characteristics of several typical cw radars, and presents the principle and application of doppler radar. as one focal point, this article researches the generation and math characteristics of pseudorandom code modulated signal, analyses the spectrum of pseudorandom code phase modulation radar signal, and presents this kind of signal ' s application in distance and speed measurement. this article also researches the application of mono - pulse amplitude comparison radar in angle measurement finally, this article elaborates the working process of crs in uast

    本文分析了幾種典型的連續波雷達信號的特性，介紹了多普勒雷達的原理和應用；研究了偽隨機編碼信號的產生和數學特徵，著重分析了偽碼調相連續波雷達信號的頻譜，及其在雷達測距、測速方面的應用；研究了單脈沖幅度比較體制在雷達測角中的應用；最後，闡述了超近反導系統中復合體制雷達的工作過程。
  6. Non - periodical time function consists of time harmonics with continuous frequency spectrum

    非周期時變由連續頻譜之弦波所構成。
  7. For ensure the reliability of hf radar in congested environment, the radar signal with discontinuous spectra has attracted increasing attentions

    為保證高頻雷達在惡劣環境下正常工作，非連續譜雷達信號日益受到重視和研究。
  8. The dt - mini deuterium tungsten halogen light source combines the continuous spectrum of an rf - excited deuterium uv light source and a tungsten halogen vis - nir light source in a single optical path

    Mini氘-鎢鹵組合式光源集成了一個用於紫外光的射頻激發氘燈光源和一個用於可見光/近紅外光的鎢鹵光源，能夠在一個光程中提供紫外/可見/近紅外波段的連續輸出光譜。
  9. The dt - mini - 2 - gs deuterium tungsten halogen light source combines the continuous spectrum of an rf - excited deuterium uv light source and a tungsten halogen vis - nir light source in a single optical path

    Gs氘-鎢鹵組合式光源集成了一個用於紫外光的射頻激發氘燈光源和一個用於可見光/近紅外光的鎢鹵光源，能夠在一個光程中提供紫外/可見/近紅外波段的連續輸出光譜。
  10. The origin of supercontinuum ( sc ) generation in optical fibers has been conjectured to be the interplay between fiber nonlinearities ( self phase modulation, cross phase modulation and raman self scattering ) and group - velocity dispersion ( gvd )

    光纖中超連續supercontinuum （ sc ）譜的產生源於光纖中各種非線性效應（自相位調制效應、交叉相位調制效應，四波混頻效應及受激raman散射等）和群速度色散的共同作用。
  11. In this thesis, first we analyzed and designed a traditional continued speech recognition system, which based on hmm and mfcc speech features. then we researched some noise robust technologies based on that system

    本論文首先分析並實現了一個以mel頻率倒譜系數（ mfcc ）作為語音特徵，基於隱馬爾可夫模型（ hmm ） ，針對連續數字串識別任務的基本連續語音識別系統。
  12. Stochastic resonance ( sr ) is a counterintuitive phenomenon of nonlinear dynamic systems wherein the noise ( stochastic force ) plays a constructive role. this phenomenon has then attracted much attention in the past two decades, and it has been observed that sr can occur in a wide variety of systems

    隨機共振現象是非線性動力學系統中的一種反直觀的現象，當一個非線性動力學系統受到一個隨機力（噪聲）的激勵，也就是系統輸入具有一個連續的頻譜，系統和輸入的隨機激勵之間會產生一種協同作用，使得系統輸出的性能有所提高，這一現象被稱為隨機共振。
  13. The origin of supercontinuum spectrum ( sc ) generation in optical fibers has been shown to be the interplay between fiber nonlinear effects ( such as self phase modulation, cross phase modulation, stimulated raman scattering and stimulated brillouin scattering etc ) and group - velocity dispersion ( gvd )

    光纖中超連續譜supercontinuumspectrum （ sc ）的產生源於光纖中各種非線性效應（如自相位調制效應、交叉相位調制效應，四波混頻效應、受激raman散射與受激brillouin散射等）和群速度色散共同作用。
  14. At last we introduce the realization of all the parts, the problem in the circuit design and the measured data. the results show that the designed system has met the requirement. in this dissertation, direct digital synthesis technology has been used in the phase - locked frequency synthesizer, which can make full use of the characteristics of direct digital synthesis technology such as flexible output wave shape and continuous

    本課題將直接數字式合成技術用於鎖相頻率合成器中，該方法將直接數字合成的特點，如輸出波形靈活且相位連續、頻率穩定度高、輸出頻率解析度高、頻率轉換速度快、輸出相位噪聲低、集成度高、功耗低、體積小等與鎖相環路的頻帶寬、工作頻率高、頻譜質量好等優點有機的結合起來，從而在寬帶的條件下實現了比較好的雜散性能和相噪。
  15. E there is one - to - one map between the mathematical formulation and circuit realization, and that the method is systematic and suited for designing the network function with zeros and high - order filter. at last, the limitation and applied fields of the methods for realizing one - dimension cwt based on state - space log - domain filter are pointed out, it is also proved by the theoretical analysis and calculation results that the methods are suited for synthesizing the wavelet functions with very small scale or the frequence - transloction version of the mother wavelet ( with much translocation in frequence - domain )

    論文還給出了用狀態空間對數域濾波器實現一維連續小波函數的限制條件，並指出了這種實現方法的應用范圍，理論分析與計算結果表明該方法適合用於實現尺度很小的小波函數或由原基小波經頻譜搬移（搬移程度較大）后的小波函數。
  16. Comparing to polynomial regression and linear multi - variant regression, support vector regression can not only enhance the generalization ability but also avoid the discontinuousness in spectrum, and the spectrum distance distortion from converted voice to target voice are reduced to 33. 29 % and 35. 24 % respectively

    與多項式回歸和線性多變量回歸相比，支持向量回歸既提高了泛化能力又避免了頻譜不連續性，使轉換語音與目標語音的頻譜距離失真分別減少了33 . 29 %和35 . 24 % 。
  17. Because msk phase is continuous, the rolloff velocity of the msk spectrum to the psk was improved greatly. on the other hand, if the channel ' s bandwidth is presented, the data transmission rate of msk is better than that of bpsk. 2

    由於msk相位連續，它相對于psk頻譜的滾降速度有了很大的改善；另外在給定通道頻帶的時候，它比bpsk傳輸的數據速率高，每秒能傳輸更多的比特。
  18. Chaotic signal with continuous wide band frequency spectrum is not periodic and is similar with noise signal. these properties make it suitable to secret communication

    由於混飩信號的非周期，連續寬帶頻譜，似噪聲等特點，特別適用於保密通信領域。
  19. From the results of linear analysis, it can be found that most of the people ' s heart beat rate centralize at 70 - 80 times / min. it ' s power spectrum is a continuous spectrum with a pinnacle, this shows that the heart beat rate signal obeys certain dynamical law

    文中對15例心率信號進行了統計分析和簡單的時頻域分析，發現大部分人的平均心率集中在70 - 80次分，其功率若是一有尖峰的連續譜，說明心率信號不是簡單的噪聲，它服從一定的動力學規律。
  20. But they have the disadvantages such as poor complexity, poor security and insufficient amount of sequence numbers among the family of codes, the chaotic signals have noise ? ike, broadband frequency spectrum, they can be used as spreading codes, furthermore, chaos system is extremely sensitive on initial conditions so that the various initial conditions given by chaos system can provide with large sum of spreading sequences and this can meet the demand of cdma, this thesis sets out to study on using chaos system to generate spreading sequence s, there are two parts is this paper : firstly, we study the basic theory of spread ? pectrum communication and the characteristics of chaos so as to prove the applicability of chaos system to be used in spread ? pectrum ii communication system

    現在使用的擴頻碼有m序列， gold碼和r - s碼等，這些擴頻碼具有良好的隨機性，但普遍存在著復雜度低、保密性差以及同一碼族序列數目少等缺點。混沌信號具有類似噪聲、寬帶連續頻譜的特徵，正符合擴頻通信中對擴頻碼的要求，而且混沌系統對初始值極其敏感，可以通過給混沌系統賦予不同的初始值得到為數眾多、不相關的擴頻序列，這正好滿足碼分多址的要求。本文對利用混沌系統應用於擴頻通信作了一些研究工作，主要包括兩部分：第一部分：探討了擴頻通信的基本理論和混沌的基本特性，說明將混沌系統應用於擴頻通信系統的可行性。
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