First Iteration Design
(Left) : detal view of the WSHM3 MMIC chips. (Right) : packaged modules.
Conversion loss test results on the original design specification, with 48 GHz LO frequency.
Second Iteration Design
Second iteration W-band Sarmonically pumped diode mixer.
Measured results of mixer MMIC and modules of the conversion loss over (a) RF frequency and (b) different LO power.