The CPW sub-harmonically pumped diode mixer was used finite ground CPW that can reduce radiation loss, suppress high order harmonics and be more convenient to layout.

• 次谐波共面波导二极体混频器为利用有限地之共面波导作为传输线，可减少传输线之辐射损耗、抑制高次项模态并可增加布局的方便性。