5 papers · 1 filter
Achievable-Rate Analysis of MISO Systems with Transmit-Side Multiport Matching Networks
Wendong Cheng, Li Chen, Weidong Wang
Characterizing communication performance under the physical constraints imposed by radio frequency front-end circuits is essential for bridging communication-theoretic analysis and…
An Adaptive Antenna Impedance Matching Method via Deep Reinforcement Learning
Guoquan Zhang, Wendong Cheng, Weidong Wang +1
Adaptive impedance matching between antennas and radio frequency front-end modules is critical for maximizing power transmission efficiency in mobile communication systems. Convent…
Exposure-Aware Beamforming for mmWave Systems: From EM Theory to Thermal Compliance
Zihan Zhou, Ang Chen, Yunfei Chen +2
Electromagnetic (EM) exposure compliance has long been recognized as a crucial aspect of communications terminal designs. However, accurately assessing the impact of EM exposure fo…
Beyond Traditional Coherence Time: An Electromagnetic Perspective for Mobile Channels
Zihan Zhou, Li Chen, Ang Chen +1
Channel coherence time has been widely regarded as a critical parameter in the design of mobile systems. However, a prominent challenge lies in integrating electromagnetic (EM) pol…
A Data-Driven Adaptive Impedance Matching Method Robust to Parasitic Effects
Wendong Cheng, Li Chen, Weidong Wang
Adaptive impedance matching between antennas and radio frequency front-end (RFFE) power modules is essential for mobile communication systems. To address the matching performance d…