低信噪比信号检测识别技术

Detection and recognition technology for signal with low SNR

针对复杂背景环境中低信噪比信号难以检测识别的问题 ,本文叙述了几种最新的信号检测技术 ,并介绍了各种技术的算法及其特点 ,最后对其应用进行了简单的比较。

Signal with low Signal to Noise Ratio (SNR) under complex background is difficult to detect and recognize. Several new technologies for signal detection are introduced in this paper with algorithm, characteristics and application of each technology.