A multiple beam management scheme on 5G mobile communication systems for supporting high mobility

Author(s):  
Jun Suk Kim ◽  
Won Jin Lee ◽  
Min Young Chung
2015 ◽  
Vol 22 (6) ◽  
pp. 12-14 ◽  
Author(s):  
Ray Yeuh-Min Huang ◽  
Victor C. M. Leung ◽  
Chin-Feng Lai ◽  
Subhas Mukhopadhyay ◽  
Roy X. Lai

2014 ◽  
Vol 2014 ◽  
pp. 1-12
Author(s):  
Yun Won Chung ◽  
Jae Kyun Kwon ◽  
Suwon Park

One of the key technologies to support mobility of mobile station (MS) in mobile communication systems is location management which consists of location update and paging. In this paper, an improved movement-based location management scheme with two movement thresholds is proposed, considering bursty data traffic characteristics of packet-switched (PS) services. The analytical modeling for location update and paging signaling loads of the proposed scheme is developed thoroughly and the performance of the proposed scheme is compared with that of the conventional scheme. We show that the proposed scheme outperforms the conventional scheme in terms of total signaling load with an appropriate selection of movement thresholds.


2020 ◽  
Vol 38 (2) ◽  
pp. 409-420 ◽  
Author(s):  
Minkyu Sung ◽  
Joonyoung Kim ◽  
Eon-Sang Kim ◽  
Seung-Hyun Cho ◽  
Young-Jun Won ◽  
...  

2017 ◽  
Vol 104 ◽  
pp. 509-516 ◽  
Author(s):  
Guntis Ancans ◽  
Vjaceslavs Bobrovs ◽  
Arnis Ancans ◽  
Diana Kalibatiene

Author(s):  
Charilaos Kourogiorgas ◽  
Nektarios Moraitis ◽  
Athanasios D. Panagopoulos

5G mobile communication networks are emerging in order to cover the extreme needs for high data rates for delivering multimedia data to mobile communication users. The required bandwidth may be found if millimeter wave bands are fully employed for the establishment of such cellular systems. In this Book Chapter the propagation issues for 5G mobile communication systems are rigorously analyzed and presented. Firstly, the most popular scenarios and architectures of the next generation mobile systems are described and the channel models utilized for the evaluation of physical layer techniques (air interface are given. Secondly, the channel effects are described, i.e. effects due to local environment of the transceivers, atmospheric effects and their combination and the state of the art on the modeling of these effects is analytically presented. Finally, future directions for the propagation and channel model prediction for the next generation mobile communication systems -5G millimeter wave cellular systems are analyzed. Open issues and technical challenges of millimeter wave (mmWave) 5G cellular systems are finally described.


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