Qinfen Xu

According to our database, Qinfen Xu authored at least 16 papers between 2018 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

A Continuously-Tunable Optoelectronic Oscillator With Full Locking Range Utilizing Three Frequency Tuning Mechanisms.

Jingyu Weng, Xiaojun Bi, Zilan Cao, Xiaohong Wang, Qinfen Xu

IEEE Trans. Circuits Syst. I Regul. Pap., November, 2023

Dual-Band Power Divider With Wide Passbands and Wide Harmonic Suppression Utilizing Multi-Mode T-Stub Loaded Slotline Resonators.

Zhe Zhang, Xiaojun Bi, Qiang Ma, Andy Shen, Chang Wu, Tao Guo, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, April, 2023

Automatic Power Control for a Frequency Tunable Optoelectronic Oscillator.

Yufan Mei, Xiaojun Bi, Zilan Cao, Jingyu Weng, Xiaoguang Guo, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, April, 2023

A Wideband Balun Filter Based on Folded Ring Slotline Resonator and Dual-Feedback Stubs With >17.8 f₀ Stopband Rejection.

Shiming Guan, Xiaojun Bi, Qiang Ma, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, February, 2023

2022

A Wideband Functionality-Reconfigurable RF Building-Block With Four Operating Modes.

Zhaoming Feng, Xiaojun Bi, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, 2022

A Filtering Balun Utilizing Multi-Ring Loaded Vertical Transition Structure With 161% Fractional Bandwidth and >5.8f₀ Stopband.

Zhaoming Feng, Xiaojun Bi, Zilan Cao, Andy Shen, Qichao Ding, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, 2022

Design and Analysis of Multi-Band Filtering Circuits

Xiaojun Bi, Qiang Ma, Zilan Cao, Qinfen Xu

Springer, ISBN: 978-981-16-7840-0, 2022

2021

Tunable Reflectionless Filter With Independently Controllable Dual Passbands and Absorbed Harmonic Signals.

Zilan Cao, Xiaojun Bi, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, 2021

An Interstage-Reflectionless V-Band Radiometer With Capacitor-Reused Absorptive Matching in 0.13-μm SiGe BiCMOS.

Xiaojun Bi, Zilan Cao, Zhaoming Feng, Chaodi Sheng, Qinfen Xu

IEEE Trans. Circuits Syst. I Regul. Pap., 2021

2020

High Selectivity Dual-Wideband Balun Filter Utilizing a Multimode T-line Loaded Middle-Shorted CSRR.

Xing Zeng, Xiaojun Bi, Zilan Cao, Ruichen Wan, Qinfen Xu

IEEE Trans. Circuits Syst., 2020

Octo-Band Bandpass Filter Based on Unequal-Width Cruciform Connected Resonator With Sharp Skirt.

Luhua Wang, Xiaojun Bi, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, 2020

Slotline-Based Balanced Filter With Ultra-Wide Stopband and High Selectivity.

Xiaojun Bi, Xing Zeng, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, 2020

High Sensitivity and Dynamic-Range 25 Gbaud Silicon Receiver Chipset With Current-Controlled DC Adjustment Path and Cube-Shape Ge-on-Si PD.

Xiaojun Bi, Jian Li, Zhen Gu, Bo Tang, Chaodi Sheng, Yan Yang, Qinfen Xu

IEEE Trans. Circuits Syst., 2020

2019

Analysis and Design of Ultra-Large Dynamic Range CMOS Transimpedance Amplifier With Automatically-Controlled Multi-Current-Bleeding Paths.

Xiaojun Bi, Zhen Gu, Qinfen Xu

IEEE Trans. Circuits Syst. I Regul. Pap., 2019

Compact Reflectionless Dual-band BPF by Reused Quad-Mode Resonator.

Zilan Cao, Xiaojun Bi, Qinfen Xu

Proceedings of the Computing, Communications and IoT Applications, ComComAp 2019, Shenzhen, 2019

2018

A Compact Switchable Filtering Diplexer Based on Reused L-Shaped Resonator.

Xiaojun Bi, Qiang Ma, Chengxiao Ning, Qinfen Xu

IEEE Trans. Circuits Syst. II Express Briefs, 2018