jammer_radar_20250421161502.py 1.4 KB

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  1. import numpy as np
  2. from scipy.signal import find_peaks
  3. # ==================== 干扰雷达类 ====================
  4. class JammerRadar:
  5. def __init__(self, usrp, rx, tx):
  6. self.usrp = usrp
  7. self.rx = rx
  8. self.tx = tx
  9. def execute_jamming(self, rx_signal: np.ndarray, algorithm: callable, bandwidth: float, sample_rate: float) -> np.ndarray:
  10. """
  11. 执行干扰信号生成
  12. :param rx_signal: 接收的侦查信号
  13. :param algorithm: 干扰算法
  14. :param bandwidth: 信号带宽 (Hz)
  15. :param sample_rate: 采样率 (Hz)
  16. """
  17. # 基于接收信号生成干扰
  18. jamming_signal = algorithm(
  19. rx_signal=rx_signal,
  20. bandwidth=bandwidth,
  21. sample_rate=sample_rate
  22. )
  23. return jamming_signal.astype(np.complex64)
  24. #封装一个发送信号的函数
  25. def send_signal(self, tx_signal, duration, center_freq, sample_rate, gain):
  26. # 发送信号
  27. self.usrp.send_waveform(tx_signal, duration, center_freq, sample_rate, self.tx, gain)
  28. print('干扰雷达已发送信号')
  29. # 封装一个接收信号的函数
  30. def recv_signal(self, num_samples, sample_rate, center_freq):
  31. rx_signal = self.usrp.recv_num_samps(num_samples, center_freq,sample_rate,self.rx)
  32. print('干扰雷达已接收信号')
  33. return rx_signal