Zobrazeno 1 - 10
of 311
pro vyhledávání: '"Chunguo Li"'
Publikováno v:
Digital Communications and Networks, Vol 9, Iss 1, Pp 47-55 (2023)
The huge increase in the communication network rate has made the application fields and scenarios for vehicular ad hoc networks more abundant and diversified and proposed more requirements for the efficiency and quality of data transmission. To impro
Externí odkaz:
https://doaj.org/article/eb92b7bdfda1425b906342fdb7b3c38a
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2022, Iss 1, Pp 1-21 (2022)
Abstract In this paper, we investigate the uplink transmission for user-centric cell-free massive multiple-input multiple-output (MIMO) systems. The largest-large-scale-fading-based access point (AP) selection method is adopted to achieve a user-cent
Externí odkaz:
https://doaj.org/article/50fe36cc5c4c45338775c48e54401ac0
Publikováno v:
IET Communications, Vol 16, Iss 13, Pp 1545-1557 (2022)
Abstract This paper investigates a novel wireless information surveillance scheme assisted by reconfigurable intelligent surface (RIS) beamforming and artificial noise jamming cooperation, aiming at monitoring the information sent by an access point
Externí odkaz:
https://doaj.org/article/8e5f32bdbbf842da8168277a43e891db
Publikováno v:
Sensors, Vol 23, Iss 22, p 9064 (2023)
In this paper, in order to reduce the energy consumption and time of data transmission, the non-orthogonal multiple access (NOMA) and mobile edge caching technologies are jointly considered in mobile edge computing (MEC) networks. As for the cache-as
Externí odkaz:
https://doaj.org/article/ee5e73183ef744388028390d66a171de
Publikováno v:
Photonics, Vol 10, Iss 11, p 1180 (2023)
Cell-free massive multiple input multiple outputs (CF-mMIMO) is considered a promising technology for sixth-generation (6G) telecommunication systems. In the CF-mMIMO system, an extensive array of distributed small base stations (BSs) is deployed acr
Externí odkaz:
https://doaj.org/article/b2f001124ac44a0eb1f57e8c87c5fd72
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 3, Pp 1672-1687 (2022)
As massive ground users access wireless networks with limited available spectrum, coexisting users that share the same spectrum band severely interfere with each other. Moreover, communication pairs without direct communication links may suffer from
Externí odkaz:
https://doaj.org/article/9cbaf5cbbeb64c908a57c330af2b163b
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2022, Iss 1, Pp 1-14 (2022)
Abstract The beam direction constrained problem is one of the important issues to be solved in millimeter-wave (mmWave) wideband communications when serving multi-user with squint beams whose direction varies with frequency. In this paper, we improve
Externí odkaz:
https://doaj.org/article/0356371913064beabe859e48f40a45f9
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2021, Iss 1, Pp 1-18 (2021)
Abstract With the gradual transformation of chemical industry park to digital and intelligent, various types of environmental data in the park are extremely rich. It has high application value to provide safe production environment by deeply mining e
Externí odkaz:
https://doaj.org/article/ded004d6a13d46d88f939c8bd38cf288
Autor:
Chunshan Ding, Chunguo Li
Publikováno v:
Sensors, Vol 23, Iss 8, p 3959 (2023)
The optimization objective function of sensor management for target identification is commonly established based on information theory indicators such as information gain, discrimination, discrimination gain, and quadratic entropy, which can control
Externí odkaz:
https://doaj.org/article/b5056f8200e54e39873474d727b658ab
Publikováno v:
IEEE Access, Vol 9, Pp 28204-28212 (2021)
In this paper, the secrecy performance in internet of things (IoTs) networks with cooperative eavesdroppers has been investigated, where simultaneous wireless information and power transfer (SWIPT) nodes perform as relay nodes. The secrecy energy eff
Externí odkaz:
https://doaj.org/article/e66cebd386004035a8205b6569897d66