adaptive signal 中文意思是什麼

adaptive signal 解釋
適應性號志
  • adaptive : adj. 適合的,適應的。
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  1. In order to satisfy the veracity and the robustness against time - variable noise of the aoct, a new square root kalman adaptive filter arithmetic with time - variable noise statistic is presented in this paper. in addition, the wavelet analysis is applied to inspect the singularity of the measured current, and an adaptive signal - noise decomposer for aoct is designed

    為了滿足aoct自適應控制的準確性和時變噪聲魯棒性的要求,論文將kalman濾波理論引入到自適應濾波中,並應用矩陣理論提出了一種新的時變噪聲統計的平方根kalman自適應演算法。
  2. 3. based on analyzing the affection on coding performance of two operating modes in h. 264 nal layer, such as data partition mode ( dpm ) and signal slice mode ( ssm ), an adaptive channel uep scheme ( acuep ) for h. 264 video stream was proposed

    在研究了h . 264編碼視頻流在nal層下的兩種工作模式對編碼性能影響的基礎上,提出了一種h . 264編碼視頻流通道自適應非平等誤碼保護方案( acuep ) 。
  3. But the signals mixture problem can be brought on by the drop of adaptive performance caused by using subarray and by overmany radiation sources. so bbs is used to solve the problem. this dissertation focuses on subarray architectures and the algorithms of ica, and proposes a new and more practical subarray architecture and a more suitable algorithm to separate radar signal

    同時針對採用子陣法導致自適應性能下降以及現代雷達信號環境多個輻射源等問題引起信號混疊現象,論文採用盲分離來對雷達信號進行分離處理,並針對雷達信號的特點提出一種適用的演算法。
  4. This paper introduced how to use the so - called " adaptive self noise canceller " in the digital signal processing to deal with telluric data with this kind of interference

    對實際觀測數據的處理結果表明,採用此方法可以很好的消除秒采樣地電場觀測數據中地電阻率供電產生的干擾。
  5. Anc that uses adaptive signal processing implemented on a low - cost, high - performance dsp is an emerging new technology

    使用低耗、高能dsp來實現自適應演算法后, anc成了一門新興的工程技術。
  6. This paper analyze circinal array antenna and establish its input and output signal module. adaptive algorithm is the heart of smart antenna

    從一定意義上來說, tddcdma系統就是基於智能天線來設計的。
  7. 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。
  8. The simulation results show that these two kinds of adaptive controllers can realize tracing the input signal commendably and satisfy the request of stability simultaneously

    模擬結果表明,這兩種控制器都能很好地實現跟蹤輸入信號,並滿足系統穩定性的要求。
  9. In this dissertation, some algorithms and techniques of digital beam forming ( dbf ) of the conformal array are studied and also adaptive digital beam forming ( adbf ) of uniformity circular array ( uca ) based on wideband signal is investigated. this dissertation is organized as followed. in the first part of dissertation, the basic theory of conformal array is introduced

    本文研究了共形相控陣的數字波束形成技術,對共形陣的相關技術進行了詳細介紹,並且對一些常規共形陣的數字波束形成技術進行了研究,得到較好的模擬結果,此外,還對寬帶共形陣數字波束形成技術及性能進行了討論、模擬及其性能分析。
  10. On account of the uncertainty existing in the nonlinear ship responded model, we design a dynamic adaptive ship steering controller by using adaptive backstepping. after deducing the update law of the unknown constant, we choose the controller gains to guarantee the closed loop system and the control signal global boundedness

    由於船舶非線性響應模型中含有未知常參數的不確定項,因此採用自適應backstepping的方法,選擇參數自適應調節律,設計動態的船舶航向控制器,實現在線控制。
  11. Smart antenna has two critical tasks, one is to filter the uplink signals, and the other is to form the downlink beam, and we need adaptive algorithm and digital signal processing ( dsp ) technology to fulfill these work. adaptive algorithm is one of the most important technologies of smart antenna, and it determines smart antenna ' s speed to the wanted to signal and the complexity of the circuit of the communication system

    自適應演算法是智能天線的核心技術之一,它決定著智能天線對來波信號響應的速率和系統實現電路的復雜程度,系統需要針對各種通信環境來選擇合適的演算法,也可以採用演算法分集的方法來使整個系統工作在最佳狀態。
  12. For real world implementation of wavelet theory, we mainly focus on the selection of suitable wavelet bases and related algorithm applied in the following different aspects : in this paper, the selection of wavelet basis function is presented in detail through the investigation of traditional selection of wavelet basis and the theory of lifting scheme, an adaptive wavelet transform is put forward, and the adaptation is come from adaptive choosing between a class of linear predictors within the lifting framework according to the local gradient of the signal. we investigate the central issues such as the structure of adaptive frame and the calculation of corresponding wavelet basis function

    對于小波的應用性研究,針對實際應用,主要對其基函數選取及相關的應用演算法進行了詳細探討,主要工作內容包括下面幾個方面:在論文中,首先對基函數的選取進行了詳細的研究,通過對經典的小波函數選取方法的研究,並在對經典小波變換和提升框架的基礎理論上,提出了利用提升框架並根據信號的局部特徵自適應選取小波基,探討了自適應框架的結構以及相應的小波基函數的計算。
  13. Professor ching s research interests include adaptive digital signal processing, time delay estimation and target localization, wavelets, blind signal estimation and separation, automatic speech recognition for cantonese, speech modeling and speech synthesis, hands - free communications and advanced signal processing techniques for communications

    程教授從事的研究包括信息技術、數字信號處理、語音分析合成、識別,以及陣列處理及通信等。他出版了一百六十多篇專文,先後于國際性期刊刊登及於國際會議中發表。
  14. The computer simulation results verify the validity of two adaptive algorithms applied to circular array. the algorithms are least square based on qr decompose ( qrd - ls ) and sampling matrix inversion based on qr decompose ( qrd - smi ). then we apply circular array with wideband signal

    其次,驗證了基於qr分解的最小二乘演算法( qrd - ls )和基於qr分解的采樣矩陣求逆方法( qrd - smi )兩種自適應演算法在均勻圓陣中的有效性。
  15. Nanc has two adaptive filters : a main filter ( mf ) and a subfilter ( sf ). the signal - to - noise ratio ( snr ) of the input signals is estimated using the sf

    該自適應噪聲抵消系統由主自適應濾波器( mf )與分自適應濾波器( sf )組成。
  16. The adaptive signal processing technology is a rising science embranchment, which composed with many subjects and fields. in this paper, application of the adaptive filter to elimination of the leaked triangular wave and the adaptive signal processing of the fmcw millimeter - wave radar system is studied thoroughly. the use of an adaptive filter offers an attractive solution to the problem as it usually provides a significant improvement in performance over the use of the conventional methods

    在系統的自適應信號處理研究中,系統實現採用稱為自調諧濾波器的自適應對消器,結果表明,在自適應過程結束后,利用該方案可以得到和原始攜帶信息的理想干弦波十分近似的正弦波輸出,其誤差是一個具有很小振幅的隨機過程,具有很好的濾波效果。
  17. 6 another important part of this paper is the adaptive signal processing of the fmcw millimeter - wave radar system

    6針對fmcw毫米波雷達本身的特點和要求,深人研究了fmcw毫米波雷達系統的自適應信號處理技術。
  18. The signal ' s energy is made unitary by whiten before detection in order to simplify the expression of kurtosis. after that we also make use of the advantage of subspace separation to reduce the rank of the signal. thirdly, in order to suppress the effect of time various channel, the adaptive signal processing techniques are studied and an improved adaptive method based on lms ( least mean square ) is proposed

    為了能更好的跟蹤通道的變化,論文還研究了自適應信號處理的方法,並針對最小均方誤差的方法進行了改進,改進后的方法在收斂速度比傳統的最小均方誤差方法有很大改進,並且和傳統方法相比它還有收斂速度對收斂步長不敏感的優點。
  19. In this paper, the if circuit, the processor based on the pulse count technology and the adaptive signal processing of the system are discussed thoroughly. major contents are abstracted as follows : 1 the evolved. history of the anticollision radar system is given curtly. the development of the signal processing of the radar and the application of the digital signal processing technology to the radar system is summarized

    本文重點討論了毫米波防撞雷達系統的中頻電路及其改進、基於脈沖計數新方法的處理機和自適應信號處理等的研究工作,主要研究內容摘要如下: 1簡要介紹了防撞雷達系統的發展歷史,總結了雷達信號處理的發展和數字信號處理技術在雷達系統中的應用及其實現方法。
  20. An active noise control ( anc ) system based on adaptive filter theory was developed in the 1980s. but it only emphasizes on the adaptive signal processing and seldom takes the sound characters into account

    基於自適應濾波器理論的主動噪聲控制( anc )系統是在80年代發展起來的,但都單純著重於自適應信號處理,很少仔細考慮聲音的特性。
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