activity
20142024
most citedReconfigurable Intelligent Surfaces for 6G: Nine Fundamental Issues and One Critical Problem

74 citations · 126 across the 23 of their papers we have counts for

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Showing cs.ITShow all

17 papers · 1 filter

cs.IT2024

High-Efficiency Urban 3D Radio Map Estimation Based on Sparse Measurements

Xinwei Chen, Xiaofeng Zhong, Zijian Zhang +2

Recent widespread applications for unmanned aerial vehicles (UAVs) -- from infrastructure inspection to urban logistics -- have prompted an urgent need for high-accuracy three-dime…

cs.IT2024

Sparse MIMO for ISAC: New Opportunities and Challenges

Xinrui Li, Hongqi Min, Yong Zeng +4

Multiple-input multiple-output (MIMO) has been a key technology of wireless communications for decades. A typical MIMO system employs antenna arrays with the inter-antenna spacing…

cs.IT2024

Near-Field Wideband Beam Training Based on Distance-Dependent Beam Split

Tianyue Zheng, Mingyao Cui, Zidong Wu +1

Near-field beam training is essential for acquiring channel state information in 6G extremely large-scale multiple input multiple output (XL-MIMO) systems. To achieve low-overhead…

cs.IT2024

MIMO Capacity Analysis and Channel Estimation for Electromagnetic Information Theory

Jieao Zhu, Vincent Y. F. Tan, Linglong Dai

Electromagnetic information theory (EIT) is an interdisciplinary subject that serves to integrate deterministic electromagnetic theory with stochastic Shannon's information theory.…

cs.IT2024

Coded Beam Training

Tianyue Zheng, Jieao Zhu, Qiumo Yu +2

In extremely large-scale multiple input multiple output (XL-MIMO) systems for future sixth-generation (6G) communications, codebook-based beam training stands out as a promising te…

cs.IT20236 cited

Toward Beamfocusing-Aided Near-Field Communications: Research Advances, Potential, and Challenges

Jiancheng An, Chau Yuen, Linglong Dai +3

Next-generation mobile networks promise to support high throughput, massive connectivity, and improved energy efficiency. To achieve these ambitious goals, extremely large-scale an…