square detector 中文意思是什麼
square detector
解釋
方形探測器-
In chapter 4, we design a new conductivity detector for ion chromatography. the square wave is used as stimulating signal and the sampling is triggered by synchronization pulse at suitable time. by using these measures, the effects of doublelayer capacitance and polarization on the measurement are eliminated and the accuracy is improved
摘要第四章介紹了一種新型的以方波激勵脈沖采樣為原理的二電極電導檢測器，這種電導檢測器採用了方波為激勵信號，在適當時刻用同步脈沖觸發采樣，從而在較大程度上克服雙層電容和極化的影響，且在結構設計上比目前國內常用的五電極電導池簡單。 -
Root - mean square detector
均方根檢波器 -
Root mean square detector
均方根檢波器 -
First, this paper introduces the difference of all - power radiometer and dicke radiometer sensitivity, and gives normal calibration equation and periodic calibration equation of antenna temperature, and analyses calibration error due to square - law detector illinearity
本文在總結前人研究工作的基礎上，首先比較了全功率輻射計和迪克型輻射計的靈敏度，討論了輻射計天線溫度的反演和周期定標技術，分析了檢波器非線性特性對輻射計定標結果的影響。 -
Because the detector based on the fourth - order cumulant 2 - d slice, which has better ability to suppress gaussian noise, possesses both characters of square detector and correlation detector, it can estimate not only the carrier frequency, but also the symbol period
其中，基於四階累積量2 - d切片的檢測方法能夠很好地抑制高斯噪聲，並且兼顧了時域相關檢測和平方倍頻檢測兩種方法的特點，能夠同時估計出載波頻率和擴頻碼周期兩個參數。 -
Based on the theory and knowledge, the paper proposes and discusses several robust detectors in detail, such as optimal periodical signal detectors which exploits the prior knowledge that the chi _ square distribution hypothesis test has certain robustness, detectors based on over _ sampled gabor representation for transient signals detection which takes the numerical computational advantage of robustness brought by over _ sampling, and the detector using computer _ intensive method " bootstrap "
在此基礎上，詳細討論幾種具有一定robustness的檢測器，即，基於具有robustness的卡平方假設檢驗的周期信號檢測方法、利用過采樣的gabor表示的暫態信號檢測方法以及基於計算機強大計算功能的統計學方法bootstrap技術。 -
The detection perfermance of envelope detector and square - law detector is analyzed, and acquisition performance of non - correlate detector is studied later. the result is important to analysis direct long - cycle pn code acquistion
分析了採用包絡檢測器及採用平方律檢測器數字碼環檢測特性，以平方律檢測器為例分析其捕獲特性。 -
The main works of the dissertation can be summarized as follows : 1. by exploring the model of ds - cdma systems, the performances of the decorrelating multi - user detector and minimum mean square error ( mmse ) multi - user detector are studied. further, the performances of blind adaptive mud and adaptive mmse mud ( lms style ) with fixed step size and varied step size respectively are studied based on mmse linear detect algorithms
本文主要研究次最優的線性多用戶檢測技術，工作具體如下：從ds - cdma系統模型出發，研究了解相關多用戶檢測器和mmse多用戶檢測器的性能，並以mmse線性檢測技術為基礎，研究了變步長和固定步長的lms - mmse自適應多用戶檢測器和基於最小輸出能量準則的盲自適應多用戶檢測器。
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