background signal

英 [ˈbækɡraʊnd ˈsɪɡnəl]

美 [ˈbækɡraʊnd ˈsɪɡnəl]

本底信号, 背景信号

英英释义

noun

• extraneous signals that can be confused with the phenomenon to be observed or measured
  1. they got a bad connection and could hardly hear one another over the background signals
  Synonym:background

双语例句

• Depth Profile from the P/ B Ratio and the Dependence of the Background Signal on Binding Energy of X-ray Photoelectron
  从光电子谱的峰背比及背景信号变化获得成分深度分布信息
• The factor effect on CIE coordinates error is analyzed, system error caused by standard source transfer is argued and the background signal subtraction method is brought forward. The repeatability error caused by random noise is also analyzed.
  对影响色坐标的各项因素进行了误差分析，分析了标准传递带来的系统误差和基线扣除方法，分析了随机噪声带来的重复性误差。
• In this strategy, peptide probe was conjugated to the surface of graphene oxide by covalently crosslinking method to reduce the background signal.
  这种生物传感技术利用共价交联的方法，将多肽信号探针固定到氧化石墨烯的表面，达到降低背景荧光的目的。
• The following contents are included in this study: the mode of operation for scanning search and track, analysis for the characteristics of target and background signal, formation of scanning wave-shape, target recogni-tion and relevant signal processing.
  内容包括扫描搜索与跟踪的工作模式，目标、背景信号特征的分析，扫描波形的形成，目标识别和有关信号处理等的研究。
• This is accomplished by providing overviews of the necessary background in signal, system, probability, and random process theory required for the analog and digital communications topics.
  这些包括了综观必备的基础背景知识，例如讯号，机率，随机程序理论等。这些知识都是类比和数位系统所考虑的一些主题所必须要有的。
• Research and Design of Communication Dynamic Background Signal Generation System
  通信动态背景信号生成系统的研究与设计
• The background refreshing technology was adopted corresponding to variation of background, so as to guarantee the reality of the background signal and perform vehicle recognition well.
  主要采用了和背景变化相对应的背景刷新技术，保证了背景信号的真实性，可很好地完成车辆识别。
• After that, using the SR algorism we will detect the reverberation background signal and the result show that the detector is available.
  之后，利用随机共振的数值计算方法对以混响为背景干扰的信号进行检测，其结果显示随机共振系统检测器检测出了信号正确的位置。
• Owing to the eliminating of the background signal compared with traditional signal-on electrochemical sensors by the introduction of the Y junction structure, the present platform could significantly low the detection limits and enhance the selectivity.
  与传统的signal-on传感器相比，本传感器由于Y型结构DNA的引入，提高了选择性，消除了背景电流，显著降低了检测限。
• The method for detecting telomerase activity has the advantages of high sensitivity, simple operation and the background signal is low, not prone to false negative results etc.3.
  该方法对端粒酶活性的检测具有灵敏度高、操作简单和背景信号低，不易出现假阴性结果等优点。