Y.-T. LoJ.-F. KiangJEAN-FU KIANG2018-09-102018-09-102011-08http://scholars.lib.ntu.edu.tw/handle/123456789/366709A 6.5-9 GHz vector-sum phase shifter for heterodyne transceiver with IF beamformingconference paper10.1109/iwem.2011.60214842-s2.0-80053630567