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jiaozheng
- 这是一个阵列校正的程序,通过计算协方差矩阵,利用矩阵元素间的关系计算出阵列的幅相误差-This is an array of calibration procedures, by calculating the covariance matrix, the relationship between the matrix elements of the array to calculate the amplitude and phase errors
IFdetector
- 现代雷达普遍采用相参信号处理,而如何获得高精度基带数字正交( I , Q) 信号是整个系统信号处理成败的关键,以前通常的做法是采用模拟相位检波器得到I、Q信号,其正交性能一般为:幅度平衡在2 % 左右, 相位正交误差在2°左右,即幅相误差引入的镜像功率在- 34dB 左右。这限制了信号处理器性能的提高, 为此, 近年来提出了对低中频直接采样恢复I、Q 信号的数字相位检波器。随着高位、高速A/ D 的研制成功和普遍应用,使得数字相位检波方法的实现成为可能。 对信号进行中频直接采样和数字正交处理
zhongpinyanboq
- 中频验波是对信号进行中频直接采样和数字正交处理后,产生的I 支路和Q 支路信号序列在时间上会错开一个采样间隔,需要进行定序处理,恢复成同步输出的I、Q 两路信号序列。现代雷达普遍采用相参信号处理,而如何获得高精度基带数字正交( I , Q) 信号是整个系统信号处理成败的关键,以前通常的做法是采用模拟相位检波器得到I、Q信号,其正交性能一般为:幅度平衡在2 % 左右, 相位正交误差在2°左右,即幅相误差引入的镜像功率在- 34dB 左右。这限制了信号处理器性能的提高, 为此, 近年来提出了对低中频
ieee_error
- 阵列存在幅相误差条件下的DOA估计算法仿真-There is an array amplitude and phase errors of the DOA estimation algorithm under the conditions of simulation
DOA
- 方位依赖阵元幅相误差校正的辅助阵元法.pdf-DOA fuxiang
music1
- 幅相误差下的doa估计,本人编写,绝对可用-Amplitude and phase error estimates under the doa, I write, absolutely free
NSF_orig_upld
- 线阵校正的经典NSF方法,针对阵列幅相误差进行。-NSF for ULA selfcalibration
MUSIC
- 上传代码都是MATLAB关于music算法的内容,其中包括针对阵列幅相误差进行线阵校正的经典NSF方法,music-capon最小方差法,music算法估计声源方位谱。-Upload code are MATLAB algorithm on music content, including amplitude and phase errors for the array line array calibration method NSF classical, music-capon minimu
weighted-spatial-
- 多径条件下基于加权空间平滑的阵元幅相误差校正-Multipath based on weighted spatial smoothing array element amplitude and phase error correction
Azimuth-dependent
- 方位依赖阵元幅相误差校正的辅助阵元法-Azimuth-dependent amplitude and phase error correction array element auxiliary array element method
WSF-based
- 多径条件下基于WSF的均匀圆阵幅相误差自校正-WSF-based multipath conditions of uniform circular array amplitude and phase error self-correction
xianzhen_fuxiangwucha
- 通过幅相误差存在的情况下MUSIC谱峰与未存在幅相误差时的比较,可以看出幅相误差对DOA估计还是有很大的影响。此程序中加入的幅相误差参数服从高斯分布-Through the case of amplitude and phase errors exist MUSIC peaks when compared with the amplitude and phase error does not exist, it can be seen amplitude and phase errors hav
jiaozheng_mine
- 一种多波束阵列天线系统发射通道幅相误差环路校正方案。采用了经过空域DFT变换的m/WH复合正交码作为校正测试信号。-A multi-beam array antenna system loop transmit channel amplitude and phase error correction scheme. After airspace using DFT transform m/WH complex orthogonal code as calibration test signal.
zijiaozheng
- 这个程序是王永良的空间普估计理论与算法中的幅相误差校正中自校正算法,找了好久找不到源程序,此程序是本人亲自编写,此方法的缺点是容易陷入局部最优解,具体看程序仿真图-This program is estimated Pu Wang Yongliang space theory and algorithms of amplitude and phase error correction in self-calibration algorithm, for a long time could not
YICHUAN
- 基于遗传算法的阵列信号幅相误差校正,通过遗传算法来校正阵元通道的幅度误差和相位误差-Correction of genetic algorithm based on array signal amplitude and phase error, amplitude error by genetic algorithm to calibrate the sensor channel and phase error
caponfuxiang
- 使用capon进行测向,对加过幅相误差的信号进行测向,得出其俯仰角和方位角的误差-Use capon were finding of increased over amplitude and phase error signal to be measured, draw its pitch angle and azimuth error
radiation_pattern
- 自适应波束形成,天线方向图,幅相误差校准,相控阵天线-Adaptive beam forming, antenna pattern, amplitude and phase error calibration, phased array antenna
线阵校正的经典NSF方法,针对阵列幅相误差进行。
- 该种算法估计比较准确,误差仅有0.01度,并且对该误差进行了校正(The algorithm is more accurate, the error is only 0.01 degrees, and the error is corrected)
fuzhuzhenyuan
- 利用单辅助阵元法实现对雷达到达方向角估计中的幅相误差校正(Amplitude and Phase Error Correction of Radar Direction of Arrival Estimation Using Single Assistant Array Method)
幅相误差对MUSIC算法的影响
- 代码计算幅相误差对MUSIC算法的影响,一共两个.m文件(1.array_am_pha_error_on_music.m 2.error_matrix)