Fig. 8 shows the chip photos of them. Mixer for Ka-band system was fabricated by mHEMT process. ... system with its cheap, light-weightiness, easily-controlled ...
(1) Low noise amplifier (LNA), mixer and IF amplifier (4-12 GHz) using 0.15 um ... the results of Q-band mixer. The design goal of this mixer is to operate at ...
... calibration system is to provide a low-phase-noise, stable power millimeter-wave ... photograph of the phase shifter with gear and (b) measured phase delay in ...