窄带信号 meaning in English
narrow band signal
Examples
- The method of using a single wideband facility to transmit many relatively narrow - bandwidth signals by subdividing the frequency spectrum used in the wideband channel
使用单个宽带设备传送许多窄带信号的方法。它是通过细分宽带通道上的频谱来实现的。 - Broadband array signal processing is a main direction of underwater acoustic signal processing , but the broadband signal processing is more complex than that of narrowband
宽带阵列信号处理是水声信号处理的一个主要研究方向，但是宽带水声信号的处理远比窄带信号复杂的多。 - Its basic function is to pick up the narrowband signals from the broadband & high speed digital signals , and transform it to the baseband . then the low speed baseband signals are sent to the following dsps for processing
其基本功能是从输入的宽带高速的数字信号中提取所需的窄带信号,将其下变频为数字基带信号,并转换成较低的数据率,以供后续的dsp作进一步的处理。 - Get the approximate and the accurate correlation equations of pressure and velocity for narrowband signal , and the approximate correlation equation for broadband signal . 4 . introduce the method of the genetic algorithms , and perform an improvement
在窄带信号下，得出了近似条件下和精确条件下的相关方程，而在宽带条件下，得出近似条件下的表达式，从理论上推导出了声压和质点振速之间的相关方程组。 - The fundamental concepts and theories of array signal processing are discussed . the definition and presentation of the narrowband signal is introduced briefly , and the technology of orthogonal sample is illustrated . then the statistical model of array signal processing is presented
系统概要地论述了阵列信号处理的基本概念和理论，分析了阵列处理中窄带信号的定义和表示方法，阐明了正交采样等采样方法，给出了阵列信号处理的统计模型。