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eess.SP2025
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…
eess.SP2025
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…
eess.SP2025
Revisiting MUSIC: A Finite-Precision Perspective
Yiming Fang, Li Chen, Ang Chen +1
The high computational complexity of the multiple signal classification (MUSIC) algorithm is mainly caused by the subspace decomposition and spectrum search, especially for frequen…