detected signal 中文意思是什麼
detected signal
解釋
探測信號-
Initial growths of disturbances are measured by means of hot - wire anemometry. due to the detected signals with low signal to noise ratio, the coherence function is used to eliminate background noise during data reduction
在擾動增長的初始階段，信號的信噪比非常地低，根據相關譜分析方法，應用相干函數，將擾動信號有效地提取出來，測量了初始擾動的增長。 -
Based on the analysis of the beat frequency signal, the expression of the beat frequency phase is deduced. the expression indicates physics meanings of quantities to be detected and supplies theoretical bases for detection methods. by using two - dimensional fft, the range and velocity information of target is got out from the echo. according to the periodicity range ambiguity of symmetrical pulses in fmpcw, the processing method of sliding time window is used
通過對差頻信號進行的分析，得出了差頻相位的具體表達式，表現出了要檢測的各量的物理意義，對檢測的方法提供了理論依據。利用二維fft方法，可以有效地提取回波中目標的距離與速度信息。對于fmpcw信號由於均勻脈沖產生的周期性距離模糊的問題，採取時間波門的處理方法。 -
This paper analyses the critical angle method that often use in focus detected. we receive two relations, the first relation between refractive index of the critical - angle prism and focus - error signal ; the second relation between numerical aperture of object lens and out - of - focus error signal
本文針對伺服系統中常用的調焦方法-臨界角方法進行了分析，理論上得到臨界角棱鏡的折射率、物鏡的數值孔徑與離焦誤差信號的關系。 -
The concept of irradiance signal - to - noise ratio ( snr ) on the target plane and the minimum of the irradiance that can be detected by the detector was taken as the beginning, combined with a thorough analysis of the spectrum radiating feature of the target and the sky background, the atmosphere conditions, spectral filtering and the influence that the various components in the system have on the target irradiance on the detector ' s target plane and the background irradiance snr, the equation of the flying bomb ' s effect range affected by the point of burst measuring system is made, and all related factors that have an impact on the effect range are analyzed as well
從探測器靶面上輻照度信噪比的概念、探測器的可探測輻照度最小值出發，在詳細分析目標、天空背景的光譜輻射特性、大氣條件、光譜濾波技術以及系統各環節對探測器靶面上目標與背景輻照度信噪比的影響的基礎上，推導了炸點測量系統對爆炸的飛行彈體的作用距離方程，分析了影響作用距離的諸因素。 -
Ep2 mrna signal was also detected in the luminal epithelium on days 7 - 8
妊娠第7 - 8天的子宮腔上皮上，仍可檢測到較強的ep2mrna表達。 -
The hardware mainly consists of three parts : signal pre - amplifying and conditioning circuit is used to amplifying the microseismic signals which have detected, signal processing and target identifying circuit based on singlechip is used to convert the analog signals which have been amplified to digital signals and go through signal analysis, processing to identify the moving target, the sending and receiving setting is used to send the identifying result to the decision - making and he can take relevant action according to the result
硬體主要由三部分組成：信號調理電路對檢測到的微弱地震動信號進行放大；基於單片機的信號分析與目標識別電路將放大后的模擬信號進行a d轉換，進一步將得出的數字信號分析、處理，實現目標識別；識別結果發射與接收裝置將識別結果發射給決策者，由其根據接收結果採取相應的措施。 -
In the thesis, a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method, the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation
本文主要介紹了偏振無關光纖michelson干涉型微弱磁場傳感器信號處理的方案:通過閉環控制工作點演算法使干涉儀工作在正交工作點處，再利用相敏檢波演算法提取傳感器輸出信號的基頻分量，以測量直流磁場的大小。 -
Because the speech signal is periodicity at sonant which vocal cords surge in low frequency and similarity to white noises at surd, the pitch can be detected in traditional way through the correlation operation without the speech produce model
在人類語音的濁音段，聲帶發生較低頻率的振蕩，語音信號呈明顯的準周期性，而在清音段，語音信號則類似於白噪聲。 -
On the basis of algorithm analysis, from aspects of detecting principle, detecting steps and computer emulation, the authors expatiate how to use wavelet transform to detect backscatter signals ' time difference and find the fantastic point of backscatter signal ( the time point when backscatter signal reaches ), finally to find the location of the object being detected
在演算法分析基礎上，從檢則原理、檢測步驟、計算機模擬方面闡述如何利用小波變換檢測回波信號時差，以確定回波信號的奇異點（回波信號到達時間點） ，進而確定被探測目標的位置。 -
Since the echo signals are partly received, this radar system has detected the target adopting the processing mode of blocking echo signal before and after, and the problems of the isolation between transmitter and receiver and blind range are solved
該體制雷達採用前後截斷回波信號處理方式，當接收部分回波信號后就對目標進行檢測，解決了收發隔離和盲距問題。 -
This signal is used to indicate whether a modem is connected to a working phone line and a data carrier signal is detected
此信號用於指示是否數據機已連接到正常工作的電話線並檢測到數據載波信號。 -
The emphasis in this composition is windshear signal processing technology. some processing methods are introduced in detail, they are suppressing clutter, extracting windshear parameters, computing hazard factor and etc. the signal processing simulation is accomplished on computer, it includes simulating microburst echo signal, simulating ground clutter echo signal, filtering clutter, estimating wind speed and calculating hazard factor. from the simulated results, a dangerous windshear is detected 5o ~ 78s, so the radar performance meets the certification requirements proposed by faa and nasa
本文重點研討了風切變信號處理技術，對雜波抑制技術、風切變特徵參數提取技術及危險因子計算方法等內容進行了深入的研究，並進行了計算機模擬，包括微下擊暴流回波信號模擬、地雜波回波信號模擬、雜波抑制、風速提取和危險因子計算。 -
The signal accesses the microprocessor and undergoes internal a / d transformation, data procession and filtration, then directly drives the digital luminescence tubes to display the concentration of the detected methane and send out an acousto - optic alarm and show low potential detection
此信號進入微處理器經過內部a / d轉換、數據處理、濾波之後直接驅動發光數碼管顯示出被測甲烷的濃度，並給出聲光報警、低電位檢測等。 -
The expressed product was lysised with supersonic wave and purified by sds - page. elisa analysis revealed that the antigenicity of the vpi protein has been detected. the forth part - detection of aev - nh937 strain by in situ hybridization ( 1sh ) - probe was labelled with digoxigenin ( dig ). then the probe hybrid with 5d, 10d, and 20d postinfection brain tissue of chicken. the results of the ish showed that the positive signal was found in 3 cases, while control group was negative. there has been a reasonable correlatien between this method and other detection test
經超聲波裂解，用尿素溶解包涵體，電泳純化后，利用elisa檢測vp _ 1外殼蛋白，表明具有一定抗原性；第四部分：應用原位雜交檢測aevi用dig標記的探針與sd 、 10d 、 20d的攻毒雞腦組織雜交，來檢測那v的rna 。 -
With the increasing requirements for detecting distance, photoelectric module, including light source and modulation, can be put under water to reduce the loss of light power in the optical fiber transmission and transmit the detected signal to the signal processing workstation on the shore. optical transceivers must be applied to realize the low - rate optical communication between the workstation on the shore and the long - distance photoelectric modules under water
隨著光纖水聽器陣列技術的發展，可將光源與調制部分作為遠程光電模塊置於水下，減少光纖傳輸過程中光波信號的損耗，而直接將光纖的探測信號傳回岸基工作站進行處理，以增加光纖水聽器的探測距離。 -
Several questions in classical spectrum estimation are presented. at last the extrapolation of hrv signal is obtained. since the detected signal is
為了得到正確的譜估計，必須對有限長的信號外推得到無限長的信號。 -
Standard practice for determination of the specimen area contributing to the detected signal in auger electron spectrometers and some x - ray photoelectron spectrometers
用x射線光電子光譜儀和俄歇電子光譜儀測定影響檢測信號的樣品面積的標準實施規范 -
Numerical simulation on alternating current field measurement and sensitivity analysis of detected signal
交流電磁場檢測數值模擬及其信號敏感性分析 -
Because of the disturbance of environment and apparatus, the detected signal is very faint and the detection is very difficult
由於檢測信號非常微弱，極易受到外界環境和器件本身的干擾，所以測量困難。 -
In practical project, we can have real - time processing by microcomputer to analyze the spectrum of the detected signal ' s harmonics
我們可以在實際工程中用微機對信號加以實時處理，分析其各次諧波的頻譜。
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