signal n. 1.信号,暗号;信号器。 2.动机,导火线 (for)。 3.预兆,征象。 call signal 【无线电】呼号。 an alarm signal 警报(器)。 an information signal 〔美国〕暴风警报(旗)。 an international code of signals 国际通用信号。 a signal of distress =a distress signal 船只失事信号。 adj. 1.暗号的,作信号用的。 2.显著的,非常的,优越的。 a signal victory [defeat] 大胜[败]。 vt.,vi. (〔英国〕 -ll-) 发信号[警报]给(人、船等);用信号[警报]通知(暴风、危险等);用动作[手势]示意;预示。 a signaling bomb 信号弹。
Band - pass signal sampling theory in software radio 软件无线电中带通采样理论的研究
The new theory results of signal sampling 信号采样理论的新结果
Design and realization of signal sampling system for uirfpa based on fpga 图像采集系统的设计与实现
Radar if signal sampling and engineering implementation of digital coherent detection 雷达中频信号采样及数字相干检波的工程实现
This thesis mainly discusses the front - end of the high - speed signal process in the system . namely , it involves the radar echo video signal sampling 本论文涉及的是该系统中高速信号处理的前端,即对雷达回波视频信号进行采集。
Consequently , through the full comparison of several signal sampling modes , the broadband sampling mode is centered out in adaptation to present application 其次,通过全面比较分析几种信号采样方式,选定了适合于现阶段的带通采样方式。
Aimming at the practical problems occurred when processing the signal sampled in engine flight test , the relevant techniques on vibration data processing have been analysed 结合航空发动机振动信号处理中遇到的主要问题,研究了相应的振动信号处理的方法。
For the dft - based coriolis mass flowmeter , the key problem that greatly influence its precision is how to realize the integral period signal samples 摘要对基于离散傅里叶变换( dft )信号处理方式的柯氏质量流量计来说,影响其精度的关键问题是如何实现信号的整周期采样。
The key problem of signal sampling in software radio is then discussed . at the end of the chapter , an application of band - pass sampling used in a radio receiver is described 然后对常见的几种采样方案作了分析比较,说明了在软件无线电盲接收应用中选择带通采样方案的理由。
The software in this system is basically made up of usb communication software , video signal sampling and processing , optimized hcs ( hill - climbing searching ) arithmetic and step motor driving software 软件部分主要包括usb通信、数据采集处理、优化爬山搜索法和电机驱动等组成。