Zobrazeno 1 - 10
of 241
pro vyhledávání: '"Qiuming Zhu"'
Publikováno v:
Electronics Letters, Vol 60, Iss 18, Pp n/a-n/a (2024)
Abstract The line of sight (LoS) probability is a key factor for the channel modeling of air‐to‐ground (A2G) communication. However, the existing LoS probability models do not account for the effects of airframe shadowing (AS) and building densit
Externí odkaz:
https://doaj.org/article/0ce95cc1c80b4b6982782a48baca8373
Autor:
Xuchao Ye, Qiuming Zhu, Hangang Li, Kai Mao, Hanpeng Li, Xiaomin Chen, Boyu Hua, Weizhi Zhong
Publikováno v:
Drones, Vol 8, Iss 8, p 416 (2024)
With the rapid development of unmanned aerial vehicles (UAVs), UAV-based communications have shown promising application prospects in beyond-fifth-generation (B5G) and sixth-generation (6G) communication. Air-to-ground (A2G) channel characteristics a
Externí odkaz:
https://doaj.org/article/09be0b397e8b40eea6878d16cf4cfbbb
Publikováno v:
IET Microwaves, Antennas & Propagation, Vol 17, Iss 11, Pp 897-907 (2023)
Abstract Unmanned aerial vehicles (UAVs) play a vital role in the beyond fifth‐generation (B5G) and sixth‐generation (6G) wireless communication scenarios. This paper proposes a non‐stationary three‐dimensional (3D) geometry‐based multiple
Externí odkaz:
https://doaj.org/article/5d1e078184dc492fbbfd8bbcd3319ba0
Autor:
Yanheng Qiu, Xiaomin Chen, Kai Mao, Xuchao Ye, Hanpeng Li, Farman Ali, Yang Huang, Qiuming Zhu
Publikováno v:
Drones, Vol 8, Iss 5, p 191 (2024)
With the fast development of unmanned aerial vehicles (UAVs), reliable UAV communication is becoming increasingly vital. The channel knowledge map (CKM) is a crucial bridge connecting the environment and the propagation channel that may visually depi
Externí odkaz:
https://doaj.org/article/e3b613eadfa34b9b836366adb62aef5b
Autor:
Yang Huang, Haoyu Cui, Yuqi Hou, Caiyong Hao, Wei Wang, Qiuming Zhu, Jie Li, Qihui Wu, Jiabo Wang
Publikováno v:
Space: Science & Technology, Vol 4 (2024)
With a booming number of wireless Internet-of-Things devices, satellite communications have been recognized as a key pillar to support massive communication and ubiquitous connectivity in sixth-generation usage scenarios. In the meanwhile, such expan
Externí odkaz:
https://doaj.org/article/2e78b901c54047f8a07136e84711749e
Publikováno v:
IET Communications, Vol 17, Iss 5, Pp 538-548 (2023)
Abstract Spectrum resources are becoming harder to come by for wireless communications. The spectrum environment map (SEM), which depicts the electromagnetic environment's current state and future trend, is a valuable technique for managing and alloc
Externí odkaz:
https://doaj.org/article/ec842ed436e44ba48b880ea54d6ee600
Autor:
Hanpeng Li, Kai Mao, Xuchao Ye, Taotao Zhang, Qiuming Zhu, Manxi Wang, Yurao Ge, Hangang Li, Farman Ali
Publikováno v:
Drones, Vol 7, Iss 12, p 701 (2023)
Unmanned aerial vehicles (UAVs) have found expanding utilization in smart agriculture. Path loss (PL) is of significant importance in the link budget of UAV-aided air-to-ground (A2G) communications. This paper proposes a machine-learning-based PL mod
Externí odkaz:
https://doaj.org/article/03dd867bdf8844799503cab88cb62422
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2022, Iss 1, Pp 1-17 (2022)
Abstract For unmanned aerial vehicle (UAV) millimeter-wave (mmWave) communication systems, efficient and accurate beam training is urgently required to overcome beam misalignment. By taking into account the mmWave propagation environment, a three-dim
Externí odkaz:
https://doaj.org/article/0a320fb9bb594ab4b2dd825232f6f83c
Publikováno v:
Sensors, Vol 23, Iss 5, p 2712 (2023)
A wireless channel digital twin is a useful tool to evaluate the performance of a communication system at the physical or link level by generating the physical channel controllably. In this paper, a stochastic general fading channel model is proposed
Externí odkaz:
https://doaj.org/article/c13917893e9f4ddd8b7ba02b00435a41
Publikováno v:
Dianxin kexue, Vol 36, Pp 56-64 (2020)
For solving the problem of non-stationary features in rapid time-varying scenarios,such as high-speed railway,unmanned aerial vehicle and V2X communication,an improved simulation method for non-stationary fading channels was proposed.Introducing the
Externí odkaz:
https://doaj.org/article/b41613d7289446e2a26b03241ac56991