寬頻帶檢測 的英文怎麼說

中文拼音 [kuānbīndàijiǎncè]
寬頻帶檢測 英文
broadband detection
  • 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...
  • 檢 : Ⅰ動詞1 （查） check up; inspect; examine 2 （約束; 檢點） restrain oneself; be careful in one s c...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 寬頻 : bisdn
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. Section ii describes the design approach and implementation of speech module on mcf5249 coldfire core. the speech codec optimizes g. 729a codes and added voice activity detection of g. 729b to save bandwidth ; the implementation of acoustic echo cancellation uses nlms algorithm and it can reduce echo though designing adaptive fir filter and speech detector ; the dtmf and cpt generate signal using two second order digital sinusoidal oscillators and detect signal by picking up the frequency information. but only get the frequency information is not enough in cpt detector, this thesis introduces a method

    其中對語音編解碼器的設計採用優化g . 729a代碼達到設計要求，並在此基礎上加入g . 729b的靜音檢測模塊，以進一步降低網路傳輸帶寬;對回聲消除器的設計採用nlms演算法，通過設計自適應fir濾波器和語音檢測器達到回聲消除目的;對雙音多頻設計，信號發生端採用構造靜態參數表並通過二階正弦振蕩器產生信號，信號檢測端提取頻率信息以檢測信號;對呼叫進程音設計，除了類似雙音多頻的信號發生及頻率檢測設計外，還需要檢測信號持續時間，作者設計了一種基於匹配狀態表的方法以檢測信號持續時間。
  2. Verification regulation of wide band frequency stability measurement set in time domain

    寬頻帶頻率穩定度時域測量裝置檢定規程
  3. Higher capabilities were put forward for detection, identification and anti - interference of torpedo in future naval battle. compared with the narrow - band processing, wide - band processing is a new direction for underwater signal processing for its advantages including abundant information of wide - band echo and little correlation of reverberation

    未來海戰對魚雷在探測目標、識別目標和反對抗能力方面提出了更高的要求，而寬頻帶回波信號具有攜帶目標信息量大，混響背景相關性弱，利於檢測、識別目標等優點，因此自導系統發展的方向是寬頻帶自導。
  4. That test part of the software is primarily used to complete the test of some parameters, such as time base, time - expand, time interval, voltage interval, vertical, stable state, transient state and scanning linearity. the result of the test needs to be analyzed and judged. clear user interface and timely warnings for mistakes of testing process inside because of the user ' s fault operating make whole test process more easier than it did on a time

    該軟體的測試部分主要用於完成對示波器掃描時間系數、擴展掃描時間系數、 t時間測量、 v電壓測量、垂直偏轉系數、頻帶寬度、校準信號、脈沖瞬態響應、掃描線性誤差時等參數的測試檢定任務，並對測試結果進行及時的分析和判斷，由於界面清晰，而且對測試過程中由於用戶的誤操作都有及時的錯誤提示，使得整個測試過程簡單易行，對于用戶來講掌握起來也更為方便些。
  5. Electroacoustics - instruments for measurement of aircraft noise - performance requirements for systems to measure one - third - octave band sound pressure levels in noise certification of transport - category aircraft

    電聲學.航空噪聲測量.運輸機噪聲檢定測量三分之一帶寬倍頻聲壓級裝置性能要求
  6. In order to withstand more and more frequent compound network attacks and hacker commitment of distribution, multiobjective, multistage nowadays, improve intrusion detection efficiency under the circumstance of high band width and large - scale network, decrease false negative rate and shorten detection time, incorporating advanced machine learning techniques into ids is already a well - known thought

    為了對付目前越來越頻繁出現的分散式、多目標、多階段的組合式網路攻擊和黑客行為，提高在高帶寬、大規模網路環境下入侵檢測的效率、降低漏報率和縮短檢測時間，把先進的機器學習方法引入到ids中來已成為一種共識。
  7. Assigning serial different address code to different subscribers, useful signal is taken out of the same time slot and frequence, and is transmitted with one share channel. at received end, system makes use of completed address code from sending end to do correlative check and take out useful subscriber signal. the other address code signals are treated as broadband disturbing signal which is removed. in radio environment of existing variable disturbtion and muti - way declining, expand frequence signal ’ s broadband characteristics can improve system performance obviously. cdma mobile telecommunication system has some better characteristics, such as anti - disturbing 、 anti - way declining 、 secrecy 、 capacity 、 utilizing rate of frequence resource and so on, than other mobile telecommunication system

    Cdma （ codedivisionmultipleaccess ）移動通信系統的技術基礎是基於擴頻技術的碼分多址，通過給不同的用戶分配各自特定的地址碼序列，將處于相同時隙和頻率的用戶信號分離開來，採用共享通道方式傳輸信息。在接收端，系統利用與發送端完全一致的本地地址碼對接收信號進行相關檢測，提取需要的用戶信號，而將其他使用不同碼型的信號視為寬帶干擾而從中剔除掉。
  8. So, the test technique can be used for the automatic, rapid, accurate, broad - band and measurement of material parameters of low - loss dielectric materials, and it is very practical

    因此，本文研製的測試技術可對微波低損耗介電材料的介電參數進行迅速、準確、可靠、寬頻帶、自動化檢測，具有較強的實用性。
  9. On the foundation of these technologies the structural model of the system has been given finally and been realized through c + + language. the characteristic of this system is to transmit video data through ip group broadcast technical, combining present newest sound video general code and adopting rtp / rtcp on udp ; at the same time, client end carries out medium decoding and playbacks with newest directshow technology. besides, this paper studies and designs the user bandwidth detection feedback control algorithm video coding adaptability control algorithm and network pack algorithm

    該系統的特點是結合目前最新的音視頻對象的通用編碼mpeg - 4 ，採用在udp協議之上的rtp rtcp ，通過ip組播技術來傳輸視頻數據；同時客戶端採用最新的directshow技術進行媒體解碼和回放；研究並設計了用戶帶寬檢測的反饋控制演算法，視頻編碼適應性控制演算法和網路打包演算法。
  10. 4. the wideband active signal detector is presented and simulation is given. the result proves this detector is efficient, and that non - rectangle enveloped hfm signal is the optimal detection signal

    給出了寬帶主動信號檢測器的形式，並進行了模擬研究，證明寬帶檢測器的有效性，同時驗證了非矩形包絡雙曲調頻信號為最佳檢測信號。
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