L.-H. LuY.-T. LiaoLIANG-HUNG LU2018-09-102018-09-102005-10http://scholars.lib.ntu.edu.tw/handle/123456789/318013A 4-GHz phase shifter MMIC in 0.18-um CMOSjournal article2-s2.0-27144544528WOS:000232236000030