Faculty Profiles - RAO Junhui | The Hong Kong University of Science and Technology

Junhui RAO
饒俊輝

PhD in Electronic and Computer Engineering
The Hong Kong University of Science and Technology, 2024

Research Assistant Professor
Department of Electronic and Computer Engineering

eejrao@ust.hk
Room 3110

Google Scholar

Wj843vQAAAAJ

ORCID

0000-0001-6247-3223

ResearcherID

JPA-0977-2023

Scopus ID

57355110000

Research Interest Publications

Research Interest

Wireless systems

Publications

All Years 36 2026 10 2025 12 2024 3 2023 7 2022 3 2021 1

2026 10

3-D Pixel-Based Multiport Antennas

IEEE Antennas and Wireless Propagation Letters, v. 25, (3), p. 1119-1123, article number 11318355
Chiu, Chi Yuk; Rao, Junhui; Ng, Charles; Murch, Ross
Article

An Eleven-State Pixel-Reconfigurable Beamforming Network for Fluid Antenna Systems Across 0.5λ

IEEE Antennas and Wireless Propagation Letters, article number 11622835
ZHANG, Jichen; RAO, Junhui; MING, Zhaoyang; CHEN, Yijun; UMIRBAYEV, Alikhan; CHIU, Frankie; MURCH, Ross
Article

An ESPAR Antenna With Digital Control and Low-Correlated Reconfigurable Patterns for Air-Ground Links

IEEE Antennas and Wireless Propagation Letters, article number 11602689
Umirbayev, Alikhan; Rao, Junhui; Zhang, Jichen; Ming, Zhaoyang; Chen, Yijun; Shen, Shanpu; Chiu, Chi Yuk; Murch, Ross
Article

Channel Estimation and Analog Precoding for Pixel-Based Fluid-Antenna-Assisted Multiuser MIMO-OFDM Systems

IEEE Transactions on Signal Processing, v. 74, p. 3487-3502, article number 11644887
Guo, Huayan; Zhang, Jichen; Rao, Junhui; Murch, Ross; Lau, Vincent K.N.
Article

Channel Estimation and Passive Beamforming for Pixel-Based Reconfigurable Intelligent Surfaces With Non-Separable State Response

IEEE Transactions on Wireless Communications, v. 25, p. 10132-10144, article number 11351310
Guo, Huayan; Rao, Junhui; Wong, Alex M.H.; Murch, Ross; Lau, Vincent K.N.
Article

Meta-Fluid Antennas-Aided ISAC: A New Paradigm for Future Multi-User Wireless Networks

IEEE Network, v. 40, (5), p. 58-66, article number 11501713
Ma, Dingfei; Yang, Min; Rao, Junhui; Ge, Shangkun; Liu, Baiyang; Fang, Yi; Tong, Kin Fai
Article

Multiport Analytical Pixel Electromagnetic Simulator (MAPES) for AI-Assisted Microwave Circuit and RFIC Design

IEEE Transactions on Microwave Theory and Techniques, p. 1-14, article number 11665549
Rao, Junhui; Liu, Yi; Zhang, Jichen; Ming, Zhaoyang; Qiao, Tianrui; Zhang, Yujie; Chiu, Chi Yuk; Wang, Hua; Murch, Ross
Article

A Dual-Polarized Hybrid Transmitting and Reflecting Beyond-Diagonal Reconfigurable Intelligent Surface Using Cell-Wise Group Connection With Continuous Control

2026 20th European Conference on Antennas and Propagation (EuCAP), Institute of Electrical and Electronics Engineers Inc., 2026, p. 1-5
MING, Zhaoyang; SHEN, Shanpu; RAO, Junhui; CHIU, Frankie; MURCH, Ross
Conference paper

Pixel-Based Reconfigurable Antennas: A Method to Realize High-Speed Fluid Antenna Systems

2025 IEEE Globecom Workshops (GC Wkshps), 2026, p. 672-677article number 11590983
Zhang, Jichen; Rao, Junhui; Chiu, Chi Yuk
Conference paper

PRBFN-FAS: Fluid Antenna System Enabled by Pixel-based Reconfigurable Beamforming Networks

2026 IEEE MTT-S Radio Frequency Systems and Applications Symposium, IMS RFSA 2026, Institute of Electrical and Electronics Engineers Inc., 2026, p. 170-173article number 11624258
Zhang, Jichen; Rao, Junhui; Chiu, Chi Yuk; Murch, Ross
Conference paper

2025 12

A Compact Shared-Aperture Antenna With 2-Transmit and 2-Receive Highly-Isolated Ports for Full-Duplex MIMO Systems

IEEE Open Journal of Antennas and Propagation, v. 6, (2), p. 422-432, article number 10819474
Rao, Junhui; Ming, Zhaoyang; Zhang, Jichen; Li, Zan; Chiu, Chi Yuk; Murch, Ross
Article

A hybrid transmitting and reflecting beyond-diagonal reconfigurable intelligent surface with independent beam control and power splitting

IEEE Transactions on Microwave Theory and Techniques, v. 73, (12), p. 10865-10883, article number 11195964
Ming, Zhaoyang; Shen, Shanpu; Rao, Junhui; Li, Zan; Zhang, Jichen; Chiu, Chi Yuk; Murch, Ross
Article

A Novel Pixel-Based Reconfigurable Antenna Applied in Fluid Antenna Systems With High Switching Speed

IEEE Open Journal of Antennas and Propagation, v. 6, (1), p. 212-228, article number 10740058
ZHANG, Jichen; RAO, Junhui; LI, Zan; MING, Zhaoyang; CHIU, Frankie; Wong, Kai Kit; Tong, Kin Fai; MURCH, Ross
Article

A Shared-Aperture Dual-Band Sub-6 GHz and mmWave Reconfigurable Intelligent Surface With Independent Operation

IEEE Transactions on Microwave Theory and Techniques, v. 73, (7), p. 4116-4132, article number 10777622
RAO, Junhui; ZHANG, Yujie; TANG, Shiwen; LI, Zan; MING, Zhaoyang; ZHANG, Jichen; CHIU, Frankie; MURCH, Ross
Article

A Tutorial on Fluid Antenna System for 6G Networks: Encompassing Communication Theory, Optimization Methods and Hardware Designs

IEEE Communications Surveys and Tutorials, v. 27, (4), p. 2325-2377, article number 10753482
New, Wee Kiat; Wong, Kai Kit; Xu, Hao; Wang, Chao; Ghadi, Farshad Rostami; Zhang, Jichen; Rao, Junhui; Murch, Ross; Ramirez-Espinosa, Pablo; Morales-Jimenez, David; Chae, Chan Byoung; Tong, Kin Fai
Article

Cost-Effective Enhancement of RF Switch Performance Utilizing Novel Coupling Structures

IEEE Transactions on Microwave Theory and Techniques, v. 73, (12), p. 10135 - 10151, article number 11164342
Rao, Junhui; Ming, Zhaoyang; Zhang, Jichen; Chiu, Chi Yuk; Murch, Ross
Article

A 3D Printed Tunable Fluid Metamaterial Absorber Design

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 2235-2237article number 11266173
Han, Zixiang; Zhang, Yujie; Rao, Junhui; Murch, Ross
Conference paper

A High-Speed Fluid Antenna System Using an Endfire Pixel-Based Reconfigurable Antenna

Proceedings of the 13th Asia-Pacific Conference on Antennas and Propagation, APCAP 2025, Institute of Electrical and Electronics Engineers Inc., 2025, p. 11-12article number 11210502
Zhang, Jichen; Rao, Junhui; Chiu, Chi Yuk; Murch, Ross
Conference paper

A Reconfigurable Dual-Band Shared-Aperture Antenna for Centimeter-Wave/Sub-6 Ghz Communication Applications

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 1743-1746article number 11266071
Ming, Zhaoyang; Rao, Junhui; Chiu, Chi Yuk; Murch, Ross
Conference paper

Broadband L-Probe-Fed Pixel-Based Reconfigurable Antenna for High-Speed Fluid Antenna Systems

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting (AP-S/CNC-USNC-URSI), Institute of Electrical and Electronics Engineers Inc., 2025, p. 1712-1715article number 11266278
ZHANG, Jichen; RAO, Junhui; CHIU, Chi Yuk; MURCH, Ross David
Conference paper

Design Method for Pixel Reconfigurable Intelligent Surfaces Using Internal Multi-Port Theory

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 1974-1977article number 11266342
Rao, Junhui; Ming, Zhaoyang; Zhang, Jichen; Li, Zan; Chiu, Chi Yuk; Murch, Ross
Conference paper

Frequency Diversity Analysis for Extended Rytov Approximation

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 2064-2067article number 11266042
Li, Zan; Dubey, Amartansh; Ma, Wanqin; Rao, Junhui; Murch, Ross
Conference paper

2024 3

A Dual-Port Dual-Beam Pattern-Reconfigurable Antenna With Independent 2-D Beam-Scanning

IEEE Transactions on Antennas and Propagation, v. 72, (10), p. 7628-7643, article number 10669211
Zhang, Yujie; Tang, Shiwen; Rao, Junhui; Chiu, Chi Yuk; Chen, Xudong; Murch, Ross
Article

Radio Tomographic Imaging With Reconfigurable Intelligent Surfaces

IEEE Transactions on Wireless Communications, v. 23, (11), p. 15784-15797, article number 10618967
LI, Zan; Dubey, Amartansh; Shen, Shanpu; Kundu, Neel Kanth; RAO, Junhui; Murch, Ross
Article

Characteristic Modes for Orthogonal Beamsteering Using ESPAR

2024 IEEE International Symposium on Antennas and Propagation and INC/USNCURSI Radio Science Meeting, AP-S/INC-USNC-URSI 2024 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2024, p. 585-586article number 10687073
Han, Zixiang; Zhang, Yujie; Shen, Shanpu; QIAO, Tianrui; RAO, Junhui; Jin, Jing; Wang, Qixing; Murch, Ross
Conference paper

2023 7

An Active Reconfigurable Intelligent Surface Utilizing Phase-Reconfigurable Reflection Amplifiers

IEEE Transactions on Microwave Theory and Techniques, v. 71, (7), p. 3189-3202, article number 10025410
RAO, Junhui; ZHANG, Yujie; TANG, Shiwen; LI, Zan; Chiu, Chi Yuk; Murch, Ross
Article

Beamforming Network Design Utilizing Node Microstrip Architectures for Dual-Polarized Endfire Millimeter-Wave Antenna Arrays

IEEE Transactions on Antennas and Propagation, v. 71, (6), p. 4862-4873, article number 10109648
TANG, Shiwen; ZHANG, Yujie; RAO, Junhui; HAN, Zixiang; Chiu, Chi Yuk; Murch, Ross
Article

Performance Analysis of RIS-Assisted Communications with Element Grouping and Spatial Correlation

IEEE Wireless Communications Letters, v. 12, (4), p. 630-634, article number 10018442
LI, Zan; KUNDU, Neel Kanth; RAO, Junhui; Shen, Shanpu; MCKAY, Matthew Robert; Murch, Ross
Article

A Dual-Polarized Beam-Steerable Antenna Utilizing Complementary Reconfigurable Parasitic Elements

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 1193-1194article number 10237651
ZHANG, Yujie; TANG, Shiwen; RAO, Junhui; CHIU, Chi Yuk; MURCH, Ross David
Conference paper

A Novel Optimization Technique for Designing Frequency Reconfigurable Pixelated Planar Antenna

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 1757-1758article number 10237669
QIAO, Tianrui; TANG, Shiwen; RAO, Junhui; ZHANG, Yujie; CHIU, Chi Yuk; CHENG, Qingsha S.; MURCH, Ross David
Conference paper

A Reconfigurable Intelligent Surface for Arbitrary mm-Wave Polarization Using Parasitic Enhancing Structures

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 217-218article number 10237585
RAO, Junhui; ZHANG, Yujie; Murch, Ross
Conference paper

Dual-Port Endfire Millimeter Wave Reconfigurable Antenna with Optimized Pixel Surface

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 969-970article number 10237805
TANG, Shiwen; ZHANG, Yujie; RAO, Junhui; CHIU, Chi Yuk; MURCH, Ross David
Conference paper

2022 3

A Low-Profile Microstrip Vertically Polarized Endfire Antenna with 360° Beam-Scanning and High Beam-Shaping Capability

IEEE Transactions on Antennas and Propagation, v. 70, (9), p. 7691-7702, article number 9769906
ZHANG, Yujie; TANG, Shiwen; HAN, Zixiang; RAO, Junhui; Shen, Shanpu; Li, Min; Chiu, Chi Yuk; Murch, Ross
Article

A Novel Reconfigurable Intelligent Surface for Wide-Angle Passive Beamforming

IEEE Transactions on Microwave Theory and Techniques, v. 70, (12), p. 5427-5439, article number 9852001
RAO, Junhui; ZHANG, Yujie; TANG, Shiwen; LI, Zan; Shen, Shanpu; Chiu, Chi Yuk; Murch, Ross
Article

Optimal Grouping Strategy for Reconfigurable Intelligent Surface Assisted Wireless Communications

IEEE Wireless Communications Letters, v. 11, (5), p. 1082-1086, article number 9729398
KUNDU, Neel Kanth; LI, Zan; RAO, Junhui; Shen, Shanpu; MCKAY, Matthew Robert; Murch, Ross
Article

2021 1

Polarization Reconfigurable Reflecting Surface based on Grid Defected Ground Structures

Paper presented at The 22nd IEEE (HK) AP/MTT Postgraduate Conference
Rao, Junhui; Zhang, Yujie; TANG, Shiwen; LI, Zan; Chiu, Frankie Chi Yuk; Murch, Ross David
Conference paper

Article 7

3-D Pixel-Based Multiport Antennas

IEEE Antennas and Wireless Propagation Letters, v. 25, (3), p. 1119-1123, article number 11318355
Chiu, Chi Yuk; Rao, Junhui; Ng, Charles; Murch, Ross

An Eleven-State Pixel-Reconfigurable Beamforming Network for Fluid Antenna Systems Across 0.5λ

IEEE Antennas and Wireless Propagation Letters, article number 11622835
ZHANG, Jichen; RAO, Junhui; MING, Zhaoyang; CHEN, Yijun; UMIRBAYEV, Alikhan; CHIU, Frankie; MURCH, Ross

An ESPAR Antenna With Digital Control and Low-Correlated Reconfigurable Patterns for Air-Ground Links

IEEE Antennas and Wireless Propagation Letters, article number 11602689
Umirbayev, Alikhan; Rao, Junhui; Zhang, Jichen; Ming, Zhaoyang; Chen, Yijun; Shen, Shanpu; Chiu, Chi Yuk; Murch, Ross

Channel Estimation and Analog Precoding for Pixel-Based Fluid-Antenna-Assisted Multiuser MIMO-OFDM Systems

IEEE Transactions on Signal Processing, v. 74, p. 3487-3502, article number 11644887
Guo, Huayan; Zhang, Jichen; Rao, Junhui; Murch, Ross; Lau, Vincent K.N.

Channel Estimation and Passive Beamforming for Pixel-Based Reconfigurable Intelligent Surfaces With Non-Separable State Response

IEEE Transactions on Wireless Communications, v. 25, p. 10132-10144, article number 11351310
Guo, Huayan; Rao, Junhui; Wong, Alex M.H.; Murch, Ross; Lau, Vincent K.N.

Meta-Fluid Antennas-Aided ISAC: A New Paradigm for Future Multi-User Wireless Networks

IEEE Network, v. 40, (5), p. 58-66, article number 11501713
Ma, Dingfei; Yang, Min; Rao, Junhui; Ge, Shangkun; Liu, Baiyang; Fang, Yi; Tong, Kin Fai

Multiport Analytical Pixel Electromagnetic Simulator (MAPES) for AI-Assisted Microwave Circuit and RFIC Design

IEEE Transactions on Microwave Theory and Techniques, p. 1-14, article number 11665549
Rao, Junhui; Liu, Yi; Zhang, Jichen; Ming, Zhaoyang; Qiao, Tianrui; Zhang, Yujie; Chiu, Chi Yuk; Wang, Hua; Murch, Ross

Conference paper 3

A Dual-Polarized Hybrid Transmitting and Reflecting Beyond-Diagonal Reconfigurable Intelligent Surface Using Cell-Wise Group Connection With Continuous Control

2026 20th European Conference on Antennas and Propagation (EuCAP), Institute of Electrical and Electronics Engineers Inc., 2026, p. 1-5
MING, Zhaoyang; SHEN, Shanpu; RAO, Junhui; CHIU, Frankie; MURCH, Ross

Pixel-Based Reconfigurable Antennas: A Method to Realize High-Speed Fluid Antenna Systems

2025 IEEE Globecom Workshops (GC Wkshps), 2026, p. 672-677article number 11590983
Zhang, Jichen; Rao, Junhui; Chiu, Chi Yuk

PRBFN-FAS: Fluid Antenna System Enabled by Pixel-based Reconfigurable Beamforming Networks

2026 IEEE MTT-S Radio Frequency Systems and Applications Symposium, IMS RFSA 2026, Institute of Electrical and Electronics Engineers Inc., 2026, p. 170-173article number 11624258
Zhang, Jichen; Rao, Junhui; Chiu, Chi Yuk; Murch, Ross

Article 6

A Compact Shared-Aperture Antenna With 2-Transmit and 2-Receive Highly-Isolated Ports for Full-Duplex MIMO Systems

IEEE Open Journal of Antennas and Propagation, v. 6, (2), p. 422-432, article number 10819474
Rao, Junhui; Ming, Zhaoyang; Zhang, Jichen; Li, Zan; Chiu, Chi Yuk; Murch, Ross

A hybrid transmitting and reflecting beyond-diagonal reconfigurable intelligent surface with independent beam control and power splitting

IEEE Transactions on Microwave Theory and Techniques, v. 73, (12), p. 10865-10883, article number 11195964
Ming, Zhaoyang; Shen, Shanpu; Rao, Junhui; Li, Zan; Zhang, Jichen; Chiu, Chi Yuk; Murch, Ross

A Novel Pixel-Based Reconfigurable Antenna Applied in Fluid Antenna Systems With High Switching Speed

IEEE Open Journal of Antennas and Propagation, v. 6, (1), p. 212-228, article number 10740058
ZHANG, Jichen; RAO, Junhui; LI, Zan; MING, Zhaoyang; CHIU, Frankie; Wong, Kai Kit; Tong, Kin Fai; MURCH, Ross

A Shared-Aperture Dual-Band Sub-6 GHz and mmWave Reconfigurable Intelligent Surface With Independent Operation

IEEE Transactions on Microwave Theory and Techniques, v. 73, (7), p. 4116-4132, article number 10777622
RAO, Junhui; ZHANG, Yujie; TANG, Shiwen; LI, Zan; MING, Zhaoyang; ZHANG, Jichen; CHIU, Frankie; MURCH, Ross

A Tutorial on Fluid Antenna System for 6G Networks: Encompassing Communication Theory, Optimization Methods and Hardware Designs

IEEE Communications Surveys and Tutorials, v. 27, (4), p. 2325-2377, article number 10753482
New, Wee Kiat; Wong, Kai Kit; Xu, Hao; Wang, Chao; Ghadi, Farshad Rostami; Zhang, Jichen; Rao, Junhui; Murch, Ross; Ramirez-Espinosa, Pablo; Morales-Jimenez, David; Chae, Chan Byoung; Tong, Kin Fai

Cost-Effective Enhancement of RF Switch Performance Utilizing Novel Coupling Structures

IEEE Transactions on Microwave Theory and Techniques, v. 73, (12), p. 10135 - 10151, article number 11164342
Rao, Junhui; Ming, Zhaoyang; Zhang, Jichen; Chiu, Chi Yuk; Murch, Ross

Conference paper 6

A 3D Printed Tunable Fluid Metamaterial Absorber Design

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 2235-2237article number 11266173
Han, Zixiang; Zhang, Yujie; Rao, Junhui; Murch, Ross

A High-Speed Fluid Antenna System Using an Endfire Pixel-Based Reconfigurable Antenna

Proceedings of the 13th Asia-Pacific Conference on Antennas and Propagation, APCAP 2025, Institute of Electrical and Electronics Engineers Inc., 2025, p. 11-12article number 11210502
Zhang, Jichen; Rao, Junhui; Chiu, Chi Yuk; Murch, Ross

A Reconfigurable Dual-Band Shared-Aperture Antenna for Centimeter-Wave/Sub-6 Ghz Communication Applications

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 1743-1746article number 11266071
Ming, Zhaoyang; Rao, Junhui; Chiu, Chi Yuk; Murch, Ross

Broadband L-Probe-Fed Pixel-Based Reconfigurable Antenna for High-Speed Fluid Antenna Systems

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting (AP-S/CNC-USNC-URSI), Institute of Electrical and Electronics Engineers Inc., 2025, p. 1712-1715article number 11266278
ZHANG, Jichen; RAO, Junhui; CHIU, Chi Yuk; MURCH, Ross David

Design Method for Pixel Reconfigurable Intelligent Surfaces Using Internal Multi-Port Theory

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 1974-1977article number 11266342
Rao, Junhui; Ming, Zhaoyang; Zhang, Jichen; Li, Zan; Chiu, Chi Yuk; Murch, Ross

Frequency Diversity Analysis for Extended Rytov Approximation

2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2025, p. 2064-2067article number 11266042
Li, Zan; Dubey, Amartansh; Ma, Wanqin; Rao, Junhui; Murch, Ross

Article 2

A Dual-Port Dual-Beam Pattern-Reconfigurable Antenna With Independent 2-D Beam-Scanning

IEEE Transactions on Antennas and Propagation, v. 72, (10), p. 7628-7643, article number 10669211
Zhang, Yujie; Tang, Shiwen; Rao, Junhui; Chiu, Chi Yuk; Chen, Xudong; Murch, Ross

Radio Tomographic Imaging With Reconfigurable Intelligent Surfaces

IEEE Transactions on Wireless Communications, v. 23, (11), p. 15784-15797, article number 10618967
LI, Zan; Dubey, Amartansh; Shen, Shanpu; Kundu, Neel Kanth; RAO, Junhui; Murch, Ross

Conference paper 1

Characteristic Modes for Orthogonal Beamsteering Using ESPAR

2024 IEEE International Symposium on Antennas and Propagation and INC/USNCURSI Radio Science Meeting, AP-S/INC-USNC-URSI 2024 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2024, p. 585-586article number 10687073
Han, Zixiang; Zhang, Yujie; Shen, Shanpu; QIAO, Tianrui; RAO, Junhui; Jin, Jing; Wang, Qixing; Murch, Ross

Article 3

An Active Reconfigurable Intelligent Surface Utilizing Phase-Reconfigurable Reflection Amplifiers

IEEE Transactions on Microwave Theory and Techniques, v. 71, (7), p. 3189-3202, article number 10025410
RAO, Junhui; ZHANG, Yujie; TANG, Shiwen; LI, Zan; Chiu, Chi Yuk; Murch, Ross

Beamforming Network Design Utilizing Node Microstrip Architectures for Dual-Polarized Endfire Millimeter-Wave Antenna Arrays

IEEE Transactions on Antennas and Propagation, v. 71, (6), p. 4862-4873, article number 10109648
TANG, Shiwen; ZHANG, Yujie; RAO, Junhui; HAN, Zixiang; Chiu, Chi Yuk; Murch, Ross

Performance Analysis of RIS-Assisted Communications with Element Grouping and Spatial Correlation

IEEE Wireless Communications Letters, v. 12, (4), p. 630-634, article number 10018442
LI, Zan; KUNDU, Neel Kanth; RAO, Junhui; Shen, Shanpu; MCKAY, Matthew Robert; Murch, Ross

Conference paper 4

A Dual-Polarized Beam-Steerable Antenna Utilizing Complementary Reconfigurable Parasitic Elements

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 1193-1194article number 10237651
ZHANG, Yujie; TANG, Shiwen; RAO, Junhui; CHIU, Chi Yuk; MURCH, Ross David

A Novel Optimization Technique for Designing Frequency Reconfigurable Pixelated Planar Antenna

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 1757-1758article number 10237669
QIAO, Tianrui; TANG, Shiwen; RAO, Junhui; ZHANG, Yujie; CHIU, Chi Yuk; CHENG, Qingsha S.; MURCH, Ross David

A Reconfigurable Intelligent Surface for Arbitrary mm-Wave Polarization Using Parasitic Enhancing Structures

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 217-218article number 10237585
RAO, Junhui; ZHANG, Yujie; Murch, Ross

Dual-Port Endfire Millimeter Wave Reconfigurable Antenna with Optimized Pixel Surface

2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2023, p. 969-970article number 10237805
TANG, Shiwen; ZHANG, Yujie; RAO, Junhui; CHIU, Chi Yuk; MURCH, Ross David

Article 3

A Low-Profile Microstrip Vertically Polarized Endfire Antenna with 360° Beam-Scanning and High Beam-Shaping Capability

IEEE Transactions on Antennas and Propagation, v. 70, (9), p. 7691-7702, article number 9769906
ZHANG, Yujie; TANG, Shiwen; HAN, Zixiang; RAO, Junhui; Shen, Shanpu; Li, Min; Chiu, Chi Yuk; Murch, Ross

A Novel Reconfigurable Intelligent Surface for Wide-Angle Passive Beamforming

IEEE Transactions on Microwave Theory and Techniques, v. 70, (12), p. 5427-5439, article number 9852001
RAO, Junhui; ZHANG, Yujie; TANG, Shiwen; LI, Zan; Shen, Shanpu; Chiu, Chi Yuk; Murch, Ross

Optimal Grouping Strategy for Reconfigurable Intelligent Surface Assisted Wireless Communications

IEEE Wireless Communications Letters, v. 11, (5), p. 1082-1086, article number 9729398
KUNDU, Neel Kanth; LI, Zan; RAO, Junhui; Shen, Shanpu; MCKAY, Matthew Robert; Murch, Ross

Conference paper 1

Polarization Reconfigurable Reflecting Surface based on Grid Defected Ground Structures

Paper presented at The 22nd IEEE (HK) AP/MTT Postgraduate Conference
Rao, Junhui; Zhang, Yujie; TANG, Shiwen; LI, Zan; Chiu, Frankie Chi Yuk; Murch, Ross David

Research Interest

Publications

2026 10

2025 12

2024 3

2023 7

2022 3

2021 1

Article 7

Conference paper 3

Article 6

Conference paper 6

Article 2

Conference paper 1

Article 3

Conference paper 4

Article 3

Conference paper 1

Projects

From January 2024 to December 2026

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