Abstract:A new quadratic time-frequency distribution (TFD) with a compound kernel is proposed and a comparative study of several popular quadratic TFD is carried out. It is shown that the new TFD with compound kernel has stronger ability than the exponential distribution(ED) and the cone-shaped kernel distribution(CKD) in reducing cross terms, meanwhile almost not decreasing the time-frequency resolution of ED or CKD.
刘贵忠; 刘志梅. 一种新的二次时频分布和几种主要二次时频分布的比较研究[J]. 电子与信息学报, 1996, 18(5): 455-461 .
Liu Guizhong; Liu Zhimei. A NEW QUADRATIC TIME-FREQUENCY DISTRIBUTION AND A COMPARATIVE STUDY OF SEVERAL POPULAR QUADRATIC TIME-FREQUENCY DISTRIBUTIONS. , 1996, 18(5): 455-461 .