Zobrazeno 1 - 10
of 64
pro vyhledávání: '"Zhu Xuetian"'
Publikováno v:
Dianzi Jishu Yingyong, Vol 47, Iss 5, Pp 1-4 (2021)
The development of UAV industry is introduced, the basic concept and system of networked UAV is analyzed and summarized, and the research and analysis of 5G ubiquitous low altitude network, 5G technology collaborative safety control and 5G UAV cloud
Externí odkaz:
https://doaj.org/article/53460835e1a44eb191333cc3fc8f3009
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 4, Pp 1-5 (2020)
5G Network has huge investment and high operation cost. Our country actively promotes the construction and sharing of 5G infrastructure to achieve cost reduction and efficiency increase. Chinese operators actively respond to the "5G Leading" strategi
Externí odkaz:
https://doaj.org/article/fe62cc7352924c2696c45cb93f83dd5c
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 4, Pp 6-9 (2020)
Co-construction and sharing has become a key measure to improve the quality and reduce the cost of 5G mobile network, while the demand of traditional voice service is the basic business of 5G network construction.In this paper, the voice service solu
Externí odkaz:
https://doaj.org/article/cf900d837e534197819295e577a7a23d
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 4, Pp 14-18 (2020)
Co-construction and sharing technology is an effective means to quickly build a 5G network with wide coverage, excellent technology, low investment, good perception and good experience. This paper focuses on the technical scheme of 5G access network
Externí odkaz:
https://doaj.org/article/fc69a5616e2f4962a58a5f994b76d9ed
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 4, Pp 10-13 (2020)
Recently, operators shift to 5G non-Standalone(NSA)and tend to share radio access network(RAN).In view of the current situation, network selection technology considering frequency priority and frequency priority scheduling, which performs as the gene
Externí odkaz:
https://doaj.org/article/cc4f16af493c4d5683104eaa19de8728
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 3, Pp 23-27 (2020)
Constructing regional non-public network based on public network is a research hotspot of emergency communication solutions. The existing non-public network architecture defined by the 3GPP standard still has many disadvantages, such as the complexit
Externí odkaz:
https://doaj.org/article/5d41bbe576fe4d0f97b211fd67022ca5
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 3, Pp 19-22 (2020)
Based on the characteristics of suddenness, complexity, dynamics and lack of information of navigation accidents, UAV technology has been organically integrated with China′s navigation accident emergency rescue system, becoming a research hotspot o
Externí odkaz:
https://doaj.org/article/c6a1f495f38e41e799c3664610123790
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 3, Pp 33-37 (2020)
The ground 5G base station provides low-frequency control signals to complete the control of the initial beam access. The aerial unmanned aerial vehicle(UAV) base station provides data services for the ground users. The heterogeneous network(HetNet)
Externí odkaz:
https://doaj.org/article/21e68b8eaff14a40ae637ff13037d634
Autor:
Wang Qiuhong, Zhu Xuetian
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 2, Pp 14-17 (2020)
As an important supplement to the daily communication system, the emergency support communication system plays a vital role in the event of a disaster. Aiming at the requirements of the emergency support system in the event of a disaster, this paper
Externí odkaz:
https://doaj.org/article/1b15bcd91c3f46428bac64277485456c
Publikováno v:
Dianzi Jishu Yingyong, Vol 46, Iss 2, Pp 1-4 (2020)
Emergency communication support requires rapid deployment, quick on-line and simplified configuration process, but the network architecture based on 3GPP standard is too large and complex to meet. Lightweight 5GC aims at referring to the standard arc
Externí odkaz:
https://doaj.org/article/8ed0064747594f3faabffe4ad9d2c266