CALIBRATION OF CHANNEL MISMATCHING AND SENSOR COUPLING IN DIRECTION AND FREQUENCY ESTIMATIONS
Wang Xueli①; Li Shunming②; Chen Zhongyi③; Yu Jing③
①Mechanical Engineering Department Xi 'an Jiaotong University Xi 'an 710049;②Northwest Polytechnic University Xi 'an 710072;③Mechanical Engineering Department Zhejiang University Hangzhou 310027
Abstract:In this paper, the mechanism of the performance degration due to channel mismatching and sensor coupling in azimuthms and frequencies is analyzed. A new comprehensive calibration method that can compensate error by a known sound source is proposed. The method is easy to be implemented and the results of acoustic experiments in anechoic room show that offered method is effective.
王学礼; 李舜酩; 陈仲仪; 俞靖. 多信号源方向和频率估计中通道失配和阵元互耦的一次性补偿[J]. 电子与信息学报, 2000, 22(1): 28-34 .
Wang Xueli①; Li Shunming②; Chen Zhongyi③; Yu Jing③. CALIBRATION OF CHANNEL MISMATCHING AND SENSOR COUPLING IN DIRECTION AND FREQUENCY ESTIMATIONS. , 2000, 22(1): 28-34 .