The theory and its processing frame of the time-Doppler curve (TDC) were investigated.Then a review of TDC development and its typical application were given.

• 摘要讨论了时间-多普勒曲线的原理与处理框架，然后以其在雷达目标识别中的应用为例勾勒和阐述了其发展的历程与概况。