InP HBT Technologies for THz Integrated Circuits
InP HBT Technologies for THz Integrated Circuits
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DOI:
10.1109/jproc.2017.2692178
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发表时间:
2017-05
影响因子:
20.6
通讯作者:
M. Urteaga;Z. Griffith;M. Seo;J. Hacker;M. Rodwell
中科院分区:
文献类型:
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作者:
M. Urteaga;Z. Griffith;M. Seo;J. Hacker;M. Rodwell
Highly scaled indium phosphide (InP) heterojunction bipolar transistor (HBT) technologies have been demonstrated with maximum frequencies of oscillation ( $f_{\max}$ ) of >1 THz and circuit operation has been extended into the lower end of the terahertz (THz) frequency band. InP HBTs offer high radio-frequency (RF) output power density, millivolt (mV) threshold uniformity, and high levels of integration. Integration with multilevel thin-film wiring permits the realization of compact and complex THz monolithic integrated circuits (TMICs). Circuit results reported from InP HBT technologies include: 200-mW power amplifiers at 210 GHz, 670-GHz amplifiers and fundamental oscillators, and fully integrated 600-GHz transmitter circuits. We review the state of the art in THz-capable InP HBT devices and integrated circuit (IC) technologies. Challenges in extending transistor bandwidth and in circuit design at THz frequencies will also be addressed.