Yujie Lin Xiangyuan Bu Wenjing Zhao Shuai Wang 0013 Parallel calibration method for phased array antennas with orthogonal and nonorthogonal codes. 883-886 2015 ChinaCom https://doi.org/10.1109/CHINACOM.2015.7498062 conf/chinacom/2015 db/conf/chinacom/chinacom2015.html#LinBZW15