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  • 标题:Hardware Realization of Generalized Time-Frequency Distribution with Complex-Lag Argument
  • 本地全文:下载
  • 作者:Nikola Žarić ; Irena Orović ; Srdjan Stanković
  • 期刊名称:EURASIP Journal on Advances in Signal Processing
  • 印刷版ISSN:1687-6172
  • 电子版ISSN:1687-6180
  • 出版年度:2009
  • 卷号:2009
  • DOI:10.1155/2009/250794
  • 出版社:Hindawi Publishing Corporation
  • 摘要:

    A hardware implementation of the Nth order complex-lag time-frequency distribution is proposed. The considered distribution provides an arbitrary high concentration for multicomponent signals with fast varying instantaneous frequency. Although the distribution form is quite complex, the proposed realization is very efficient and provides high-speed real-time processing. Further, it allows avoiding miscalculation errors that may appear in the numerical calculation of signal with complex-lag argument. The results of FPGAs (Field Programmable Gate Arrays) implementation are presented as well.

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