reference signal 中文意思是什麼
reference signal
解釋
參比信號-
Computer simulation results show that the proposed algorithm reduces the signal distortion and the reverberation which are caused by misadjustment errors in the adaptive filter and the correlated component of the speech in the reference signal compared with a conventional adaptive noise canceller ( anc )
模擬結果證明nanc演算法有效克服了影響傳統自適應噪聲抵消系統（ anc ）性能的一些瓶頸，如兩輸入中的非相關噪聲，參考輸入中的信號成分與自適應濾波器失調誤差而產生的信號失真、回響等情況。 -
The principle of vibrator is to introduce scattered energy to underground in a comparatively long time, and collect the energy through correlation and compress it into a narrow pulse. the portable high - frequency vibrator system, developed by key lab of geo - exploration and instrumentation ( jilin univ ), ministry of education, generates chirp signal and accumulates energy through a long - time bestiring. according to the characteristics of vibrator, the seismic recorder that operates on - line with vibrator must have these functions as follow : first, it must have the ability of recording a great quantity of data. second, it must have assistant channels to sample reference signal. third, it must have the function of data correlation in real - time
可控震源利用可控的小能量、長時間激發波來實現沖擊震源瞬時產生的大能量激發波。在利用可控震源進行地震勘探時，要求地震儀長時間記錄地震信號，這對地震儀的采樣長度提出了很高的要求。受存儲量和數據傳輸速度的限制，絕大多數地震儀很難對如此大的數據量進行記錄，同時，可控震源要求地震儀有兩個輔助通道並且具有數據相關功能，目前國內還沒有出現滿足要求的地震儀產品。 -
A device that converts a property of an input signal, such as frequency or phase, into an amplitude variation, depending on how the signal differs from a standard or reference signal
鑒別器，鑒頻器一種將輸入信號的某一特徵，如頻率或相位轉變為幅度變化裝置，其變化大小因信號與標準或參考信號的不同程度而異 -
This article systematically compares two major types of beam - forming techniques in adaptive smart antennas for mobile communication systems, i. e., direction - of - arrival based beam - forming and reference signal based beam - forming
系統地比較了移動通信系統中自適應智能天線的兩大類波束形成技術，即基於來波方向的波束形成和基於參考信號的波束形成。 -
And this algorithms have been proved to be valid by computer analogize for two different model. after a detailed analysis of the glass furnace, put award a method of disassemble multivariable control : the upper levels use fuzzy supervise control, provide reference signal for lower level ; the lower level select and use a modified self - regulating fuzzy controller or a double closed - loop controller for time - sluggish system
在分析窯爐特性的基礎上，以溫度系統為例，根據其被控參數多、大滯后、非線性等特點，提出分層分區的智能控制策略：上層採用模糊監督控制器，為下層提供參考信息，下層根據控制要求及被控對象特性分別採用了一種改進的自校正控制演算法和一種適合於滯后過程的雙環模糊控制器。 -
As a classical and practical method in ambient vibration experimental modal analysis, auto - cross spectrum density method replace the frequency response function with power spectrum and achieve its mode shape from transmissibility between the response signals and reference signal
自互譜法作為環境激勵實驗模態分析的一種實用的經典方法，用響應點和參考點間的功率譜曲線來代替頻響函數曲線，並由響應點和參考點之間響應的傳遞率得出振型。 -
The experiment results show that : the frequency stabilization of the optimized doppler modulator has already reached rms error about 1 %, which could meet the need of reference signal of the lock - in amplifier
實驗結果表明，經過優化后的多普勒調制器的輸出調制信號頻率的相對標準誤差達到了1 %左右，能夠滿足鎖相放大器對輸入參考信號頻率穩定度的要求。 -
This thesis investigates the application and implementation of adaptive array based on mmse criteria in the presence of strong man - made interferences and aperiodic spread spectrum codes, including reference signal generating, afc in adaptive antennas array, and an application of adaptive antennas for a general non - spread spectrum signal, ssb ( single sideband ) communication system is presented. the thesis is outlined as follows
論文研究了在強人為干擾和非周期擴頻碼情況下，基於mmse準則的擴頻系統自適應天線陣的實現和應用問題，包括參考信號提取、自適應天線陣中的afc ，並給出了在非擴頻信號單邊帶ssb （ singlesideband ）信號通信系統中的自適應天線的應用。 -
Biological reference signal controller
生物參考信號控制器 -
The thesis aims to give a scheme of designing a 48 - channel collected seismic recorder based on pci bus, and a testing machine has been completed in the basis of the scheme. pci bus provides a high data transfer speed, which solve the problem of transfering a mass of data in a short period of time ; moreover, two assistant channels are provided to sample reference signal ; the function of data correlation in real - time is also provied in the software of the instrumental system
論文論述了pci總線功能介面的實現和數據採集模塊的設計，給出了利用pci9054介面晶元設計pci介面的詳細過程，並利用driverstudio為pci數據採集系統編寫了設備驅動程序;在數據採集模塊的設計中，主要完成的工作有多通道數據採集、浮點放大以及系統的低噪聲設計，並利用cpld設計了整個系統的時序邏輯。 -
The effect of reference signal power and convergence coefficient to the system is studied by simulation and test
通過模擬和實驗研究得出了參考信號能量及收斂系數對系統的影響。 -
In enhanced fm - dcsk technique, instead of transmitting only one information - bearing signal after the reference signal, n bits will be transmitted using the same reference and the date rate is increased
改進的fm - dcsk系統是在每一個參考信號的碼片后，連續傳輸兩個或多個信息比特，增加了傳輸速率，使得fm - dcsk系統的性能得到了進一步的改善。 -
The possibility of gaining reference signal by the use of signal frequency estimation through the approach of adaptive notch filter is studied
通過模擬研究了利用自適應陷波器技術估計信號頻率獲得參考信號的可行性並通過實驗進行了驗證。 -
Based on these, it improves the method of reference signal generating
在此基礎上，改進了參考信號的提取方法。 -
Timing reference signal
定時參考信號 -
Color reference signal
彩色基準信號 -
In order to simplify the system structure and enhance the reliability, the problem of reference signal estimation is also discussed
出於簡化結構和提高可靠性的目的，研究了參考信號估計問題。 -
With this feedback, the density of the half - cycle pulses in the synthesized output is modulated by the amplitude of the reference signal
這個面積的平衡導致輸出半個周期脈沖的密度由參考信號的幅值來控制。 -
Chapter 3 reveals the procedure of reference signal generating of adaptive array in spread spectrum system, and presents some improved methods of reference signal generation
第三章揭示了基於擴頻信號的自適應陣的參考信號建立過程，提出了參考信號提取的改進措施。 -
The reference signal and the disturbance signal are controlled, which can achieve optimal effect in the meantime, applying adaptive lms algorithm based on variable step and variable region to variable frequency speed regulation system, the initial convergence rate, tricking ability of time - varying system and stable precision are best in the meantime
利用變論域變步長的lms自適應濾波演算法，使自適應逆控制的異步電機變頻調速系統及其逆系統辨識的初始收斂速度、時變系統跟蹤能力及穩態精度3個指標同時達到最優。
分享友人