Qiannan Ren

Showing 9 publications

2024

An Automotive Polarimetric Radar Sensor With Circular Polarization Based on Gapwaveguide Technology

Qiannan Ren, Olof Eriksson, Prateek Thalya et al
IEEE Transactions on Microwave Theory and Techniques. Vol. 72 (6), p. 3759-3771
Journal article
2024

77-GHz Fully Polarimetric Antenna System With Compact Circularly Polarized Slots in Gap Waveguide for Automotive Radar

Zhaorui Zang, Qiannan Ren, Ashraf Uz Zaman et al
IEEE Transactions on Antennas and Propagation. Vol. 72 (7), p. 5578-5588
Journal article
2023
Open Access icon

Gapwaveguide Automotive Imaging Radar Antenna with Launcher in Package Technology

Qiannan Ren, Carlo Bencivenni, Giorgio Carluccio et al
IEEE Access. Vol. 11, p. 37483-37493
Journal article
2022

Dual-Circularly Polarized Array Antenna Based on Gap Waveguide Utilizing Double-grooved Circular Waveguide Polarizer

Qiannan Ren, Ashraf Uz Zaman, Jian Yang
IEEE Transactions on Antennas and Propagation. Vol. 70 (11), p. 10436-10444
Journal article
2022

Novel Integration Techniques for Gap Waveguides and MMICs Suitable for Multilayer Waveguide Applications

Qiannan Ren, Ashraf Uz Zaman, Jian Yang et al
IEEE Transactions on Microwave Theory and Techniques. Vol. 70 (9), p. 4120-4128
Journal article
2021
Open Access icon

A Dual Circularly Polarized Array Antenna for Ka-Band Satellite Communications

Qiannan Ren, Ashraf Uz Zaman, Jian Yang
2021 International Symposium on Antennas and Propagation, ISAP 2021
Paper in proceeding
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2021

Millimeter-Wave Vertical Transitions between Ridge Gap Waveguides and Microstrip Lines for Integration of MMIC with Slot Array

Qiannan Ren, Ashraf Uz Zaman, Jian Yang et al
15th European Conference on Antennas and Propagation, EuCAP 2021
Paper in proceeding
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