Haifan Hu, Xuming Ma, Zhe Ma, Zhibin Wang. 220 GHz sub-harmonic mixer integrated module[J]. Infrared and Laser Engineering, 2021, 50(10): 20210078
- Infrared and Laser Engineering
- Vol. 50, Issue 10, 20210078 (2021)
Fig. 1. (a) 3D-modal of GaAs SBD in HFSS software; (b) 3D-modal of GaAs SBD in Silvaco TCAD and the net doping for the epitaxial layer
Fig. 2. Schottky contact C-V characteristic curve (a) and I-V characteristic curve (b) calculated based on Silvaco TCAD
Fig. 3. Circuit topology of the sub-harmonic mixer
Fig. 4. Whole simulation model of mixer circuit
Fig. 5. Single channel image of 220 GHz sub-harmonic mixer integrated module
Fig. 6. Measured results of SSB Con-Loss for mixer under (a) f LO=110 GHz @P LO=7 dBm and (b) f LO=108 GHz @P LO=3 dBm
Fig. 7. Temperature sensitivity testing system of 220 GHz receiver
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Table 1. Performance comparison of terahertz mixers
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Table 2. Test results of 220 GHz terahertz receiver system
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