C
Chaoyi Huang
Researcher at University of Electronic Science and Technology of China
Publications - 26
Citations - 513
Chaoyi Huang is an academic researcher from University of Electronic Science and Technology of China. The author has contributed to research in topics: Amplifier & RF power amplifier. The author has an hindex of 11, co-authored 21 publications receiving 381 citations. Previous affiliations of Chaoyi Huang include Chongqing University of Posts and Telecommunications.
Papers
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Journal ArticleDOI
A Post-Matching Doherty Power Amplifier Employing Low-Order Impedance Inverters for Broadband Applications
TL;DR: In this paper, a modified Doherty Power amplifier was designed and fabricated based on commercial GaN HEMT devices to validate the broadband characteristics of this configuration, and the measured maximum output power ranges from 44.9 to 46.3 dBm in the designed band.
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Design of a Post-Matching Asymmetric Doherty Power Amplifier for Broadband Applications
TL;DR: In this article, a broadband asymmetric Doherty power amplifier (ADPA) with an 800 MHz (41% fractional) bandwidth is presented, where post-matching structure and low-order impedance transformation networks (ITN) are employed to achieve the broadband performance.
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Design of Broadband Modified Class-J Doherty Power Amplifier With Specific Second Harmonic Terminations
Chaoyi Huang,Songbai He,Fei You +2 more
TL;DR: A modified class-J continuum is proposed to expand the impedance design space at 8 dB OBO with good efficiency performance and a gallium nitride DPA is designed and fabricated to validate the method over a frequency band of 3.3–3.75 GHz.
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Design of Broadband High-Efficiency Power Amplifiers Based on the Hybrid Continuous Modes With Phase Shift Parameter
TL;DR: In this paper, a gallium nitride power amplifier was designed and fabricated over the frequency band of 1.2-3.6 GHz, where a phase shift parameter is introduced in the voltage waveform formula of the hybrid continuous modes to generate complex fundamental and harmonic load impedances, leading to a further extension on the operation bandwidth.
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A Novel Design of Concurrent Dual-Band High Efficiency Power Amplifiers With Harmonic Control Circuits
TL;DR: In this article, a concurrent dual-band high efficiency power amplifiers (PAs) are designed to achieve above 10 W output power with more than 74% drain efficiency in the both operation bands.