Jun LIU, Rui-Liang SONG, Ning LIU, Shi-Xiong LIANG. Design and realization of InP-based resonant tunneling diode THz oscillator[J]. Journal of Infrared and Millimeter Waves, 2022, 41(2): 443
- Journal of Infrared and Millimeter Waves
- Vol. 41, Issue 2, 443 (2022)
Fig. 1. Illustration of InP-based RTD structure
Fig. 2. Peak voltage（Vp）and peak current（Ip）vs（a）doping density，（b）tB，（c）tW，（d）tS
Fig. 3. （a）Photo of the fabricated RTD，（b）measured I-V characteristic of the RTD device
Fig. 4. Small-signal equivalent circuit of RTD
Fig. 5. （a）schematic of the proposed bow-tie antenna，（b）antenna with Si-lens mounting
Fig. 6. （a）VSWR and（b）gain of the proposed antenna with Si-lens
Fig. 7. Schematic of oscillator package
Fig. 8. The photograph of the packaged oscillator
Fig. 9. （a）Block diagram of measurement scheme，（b）photo of the test environment
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Table 1. The layer structure of the RTD device used in this study
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Table 2. RTD DC parameter and theoretical oscillation frequency and maximum RF output power
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