4 papers · 1 filter
Fidelity Where it Matters: Site-Specific Nonuniform Refinement for Wireless Digital Twins
Zihao Zhou, Zhaolin Wang, Yuanwei Liu
Wireless digital twins (WDTs) enable site-specific learning, management, and evaluation in wireless networks. However, constructing and maintaining a high-fidelity WDT over large-s…
Fast Beam-Brainstorm: Few-Step Generative Site-Specific Beamforming with Flexible Probing
Zihao Zhou, Zhaolin Wang, Yuanwei Liu
A novel generative site-specific beamforming (GenSSBF) approach, termed fast beam-brainstorm (F-BBS), is proposed to address the practical bottlenecks of slow beam generation and f…
Beam-Brainstorm: A Generative Site-Specific Beamforming Approach
Zihao Zhou, Zhaolin Wang, Yuanwei Liu
Accurately understanding the propagation environment is a fundamental challenge in site-specific beamforming (SSBF). This paper proposes a novel generative SSBF (GenSSBF) solution,…
Spectral and Energy Efficiency Tradeoff for Pinching-Antenna Systems
Zihao Zhou, Zhaolin Wang, Yuanwei Liu
The joint transmit and pinching beamforming design for spectral efficiency (SE) and energy efficiency (EE) tradeoff in pinching-antenna systems (PASS) is proposed, under practical…