Zobrazeno 1 - 10
of 85
pro vyhledávání: '"Daquan FENG"'
Publikováno v:
物联网学报, Vol 8, Pp 29-39 (2024)
The resource allocation and optimization scheme was studied in a coexistence scenario of unmanned aerial vehicle (UAV) and cellular communication network.To improve spectrum efficiency of the system, UAV users could reuse the cellular spectrum resour
Externí odkaz:
https://doaj.org/article/ed24905d0aa744d0958c1bacfa7df485
Publikováno v:
Dianxin kexue, Vol 39, Pp 49-63 (2023)
Cooperative spectrum sensing is a key technology in cognitive radio.A data-driven intelligent cooperative spectrum sensing system was proposed with spatial diversity running on a smart contract to address issues of security, privacy, incentive and hi
Externí odkaz:
https://doaj.org/article/2a57b2032cb54a1bab477ef63a465c44
Publikováno v:
Digital Communications and Networks, Vol 6, Iss 4, Pp 480-485 (2020)
In the blockchain, the consensus mechanism plays a key role in maintaining the security and legitimation of contents recorded in the blocks. Various blockchain consensus mechanisms have been proposed. However, there is no technical analysis and compa
Externí odkaz:
https://doaj.org/article/8a15ed96171a411cb40332cc2e73e244
Publikováno v:
iScience, Vol 24, Iss 10, Pp 103136- (2021)
Summary: The ever-growing installation of solar power systems imposes severe challenges on the operations of local and regional power grids due to the inherent intermittency and variability of ground-level solar irradiance. In recent decades, solar f
Externí odkaz:
https://doaj.org/article/4521398312254cd19125756584d5c083
Publikováno v:
Dianxin kexue, Vol 35, Pp 102-112 (2019)
Internet of vehicles,which integrates cutting-edge technologies and devices in the fields of vehicles,roadside infrastructure,communications,positioning,etc.,has been considered as a promising technology to solve the road safety problems.With the adv
Externí odkaz:
https://doaj.org/article/90a1b7d88b424b2591604885d35ee5d9
Publikováno v:
IEEE Access, Vol 7, Pp 26519-26526 (2019)
This paper focuses on time allocation to maximize the minimum throughput and sum-throughput of all users in a multi-cell wireless powered communication network (WPCN). Since interference of multi-cell WPCN is difficult to be calculated, we consider a
Externí odkaz:
https://doaj.org/article/e4c974d1c33b4f5f97345b63ecf7c126
Publikováno v:
IEEE Access, Vol 7, Pp 43555-43563 (2019)
This paper investigates the joint time and power allocation in a multi-cell wireless powered communication network (WPCN) with successive interference cancellation. In the WPCN, the hybrid access points broadcast wireless energy to all users and then
Externí odkaz:
https://doaj.org/article/7c8161b69b2f4cf3951ccf244fb748fe
Publikováno v:
IEEE Access, Vol 7, Pp 59575-59584 (2019)
In this paper, we consider the combination of machine learning (ML) and wireless communication. We design a machine learning generated clusters model in a distributed antenna system (DAS), which is constructed by two different ML clustering algorithm
Externí odkaz:
https://doaj.org/article/f868b5e3bad34f1d9a8b34e0abc7e794
Publikováno v:
IEEE Access, Vol 7, Pp 62624-62632 (2019)
The emergence of computation-intensive and delay-sensitive vehicular applications poses a great challenge for individual vehicles with limited computation resources. Mobile edge computing (MEC) is a new paradigm shift that can enhance vehicular servi
Externí odkaz:
https://doaj.org/article/89303ee6c7154c1599a8abb53196f3ad
Publikováno v:
Dianxin kexue, Vol 34, Pp 107-114 (2018)
Due to the physical proximity,D2D communications can bring proximity gain,reusing gain and hop gain,and thus can potentially increase system spectral-efficiency and energy-efficiency.Full-duplex D2D communications,which enable the transceiver to simu
Externí odkaz:
https://doaj.org/article/f15370a95da44bf697c9aa5b6359bdcc