Zobrazeno 1 - 10
of 13 987
pro vyhledávání: '"Channel measurement"'
Since decades ago, multi-antenna has become a key enabling technology in the evolution of wireless communication systems. In contrast to conventional multi-antenna systems that contain antennas at fixed positions, position-flexible antenna systems ha
Externí odkaz:
http://arxiv.org/abs/2409.03386
Owning abundant bandwidth resources, the Terahertz (THz) band (0.1-10~THz) is envisioned as a key technology to realize ultra-high-speed communications in 6G and beyond wireless networks. To realize reliable THz communications in urban microcell (UMi
Externí odkaz:
http://arxiv.org/abs/2408.15772
Autor:
Zhang, Yuning, Choi, Thomas, Cheng, Zihang, Kanno, Issei, Ito, Masaaki, Gomez-Ponce, Jorge, Hammoud, Hussein, Wu, Bowei, Pradhan, Ashwani, Arana, Kelvin, Krishna, Pramod, Yang, Tianyi, Chen, Tyler, Vasishtha, Ishita, Xie, Haoyu, Sun, Linyu, Molisch, Andreas F.
The design of cell-free massive MIMO (CF-mMIMO) systems requires accurate, measurement-based channel models. This paper provides the first results from the by far most extensive outdoor measurement campaign for CF-mMIMO channels in an urban environme
Externí odkaz:
http://arxiv.org/abs/2405.20617
Technologies like ultra-massive multiple-input-multiple-output (UM-MIMO) and reconfigurable intelligent surfaces (RISs) are of special interest to meet the key performance indicators of future wireless systems including ubiquitous connectivity and li
Externí odkaz:
http://arxiv.org/abs/2405.16893
In the sixth-generation (6G), the extremely large-scale multiple-input-multiple-output (XL-MIMO) is considered a promising enabling technology. With the further expansion of array element number and frequency bands, near-field effects will be more li
Externí odkaz:
http://arxiv.org/abs/2404.17270
In the sixth-generation (6G), with the further expansion of array element number and frequency bands, the wireless communications are expected to operate in the near-field region. The near-field radio communications (NFRC) will become crucial in 6G c
Externí odkaz:
http://arxiv.org/abs/2405.09555
Autor:
Li, Da, Li, Peian, Zhao, Jiabiao, Liang, Jianjian, Liu, Jiacheng, Liu, Guohao, Lei, Yuanshuai, Liu, Wenbo, Deng, Jianqin, Liu, Fuyong, Ma, Jianjun
Unmanned Aerial Vehicle (UAV) assisted terahertz (THz) wireless communications have been expected to play a vital role in the next generation of wireless networks. UAVs can serve as either repeaters or data collectors within the communication link, t
Externí odkaz:
http://arxiv.org/abs/2404.02663
Learning-based techniques such as artificial intelligence (AI) and machine learning (ML) play an increasingly important role in the development of future communication networks. The success of a learning algorithm depends on the quality and quantity
Externí odkaz:
http://arxiv.org/abs/2403.08317
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