Multi-component radar signal intra-pulse modulation mode identification method
A radar signal and recognition method technology, applied in the field of automatic recognition algorithm of deep learning, can solve problems such as high calculation amount, poor anti-noise performance, and limited algorithm recognition ability, so as to improve training efficiency, adaptability and accuracy and reliability effects
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[0042] In order to make the above-mentioned objectives, features and advantages of the present invention more obvious and understandable, the present invention will be further described below in conjunction with the accompanying drawings:
[0043] The technical scheme of the present invention is realized as follows:
[0044] Such as figure 1 It is the flow chart of the multi-component radar signal intra-pulse modulation method identification algorithm of the present invention, the following is combined figure 1 The steps and principles of the algorithm are described in detail.
[0045] Step 1: Obtain time-frequency images of several single-component or overlapping multi-component radar signals with different intra-pulse modulation methods, including LFM signals, MP signals, SFM signals, BPSK signals, 2FSK signals, 4FSK signals, EQFM signals and Frank signals , Regard these signals as sample signals, and use time-frequency distribution to convert the signals received by the radar rece...
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