Direction finding performance improvement of circular array#br# interferometer with analog phase detector and its verification
PAN Yu-jian, ZHANG Xiao-fa, HUANG Jing-jian, YANG Jun, YUAN Nai-chang
Systems Engineering and Electronics . 2015, (6): 1237 -1241 .  DOI: 10.3969/j.issn.1001-506X.2015.06.02