The recognition technology of radar emitter is one of the key technologies in radar countermeasures and reconnaissance system, and also an important research item in radar countermeasures information processing. Considering that the feature extraction and classification recognition are two key technologies in recognition of radar transmitter, this paper summarizes the progress of study on those two key ones, analyzes the exiting problems under the present research status, theoretically, and brings up the prospect for the future study, thus offering a reference for further study on the technology recognition of radar emitter.%雷达辐射源识别技术是雷达对抗侦察系统中的关键技术之一，是雷达对抗信息处理研究的重要内容。鉴于特征提取和分类识别是雷达辐射源识别的两大关键技术，综述了这两个关键技术的研究进展，从理论上分析了当前研究现状下存在的问题，并对未来的研究进行了展望，为进一步研究雷达辐射源识别技术提供了参考。
展开▼
