Systems Engineering and Electronics ›› 2022, Vol. 44 ›› Issue (12): 3676-3684.doi: 10.12305/j.issn.1001-506X.2022.12.11
• Sensors and Signal Processing • Previous Articles Next Articles
Guiguang XU1, Xudong WANG1,*, Fei WANG1, Guobing HU2, Yongxing GAO1, Zehu LUO1
Received:
2021-09-07
Online:
2022-11-14
Published:
2022-11-24
Contact:
Xudong WANG
CLC Number:
Guiguang XU, Xudong WANG, Fei WANG, Guobing HU, Yongxing GAO, Zehu LUO. LPI radar emitter signals recognition in low SNR based on SE-ResNeXt network[J]. Systems Engineering and Electronics, 2022, 44(12): 3676-3684.
Table 1
SE-ResNeXt network detail informations"
层名 | 输出尺寸 | 网络结构(16×4 d) |
第1层 | 112×112 | 卷积, 7×7, 64, 步长2 |
第2层 | 56×56 | 最大值池化3×3, 步长2 |
第3层 | 28×28 | |
第4层 | 28×28 | |
第5层 | 28×28 | |
- | 1×1 | GAP, 12-d FC, Softmax |
Table 2
LPI radar signal simulation parameters"
信号类型 | 参数 | 取值范围 |
LFM | 载频fc | U(1/10, 1/3) |
带宽B | U(1/10, 1/5) | |
Costas | 跳频序列L | {3, 4, 5, 6} |
基准频率fmin | U(1/24, 1/20) | |
BPSK | 载频fc | U(1/10, 1/3) |
巴克码长度Lc | {7, 11, 13} | |
Frank P1, P2 | 载频fc | U(1/10, 1/3) |
相位控制数M | [ | |
相位子波数cpp | [ | |
P3, P4 | 载频fc | U(1/10, 1/3) |
相位控制数M | {36, 64, 81, 100} | |
相位子波数cpp | [ | |
T1, T2 | 载频fc | U(1/10, 1/3) |
波形段数k | [ | |
T3, T4 | 载频fc | U(1/10, 1/3) |
波形段数k | [ | |
调制带宽B | U(1/20, 1/8) |
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