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Douglas R. Krafft, Richard Styles and Mitchell E. Brown
Increasing societal pressures (e.g., population growth and urbanization) are driving land use change practices in coastal areas that could potentially alter the hydrodynamics and sediment transport patterns near coastal inlets in ways that might exacerba...
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Min Hu, Yongjing Ruan, Huifeng Zhou, Jiahui Xu and Wen Xue
With the increase in satellites in the medium Earth orbit (MEO) region, there should be a focus on orbit safety in the MEO region. A safe orbit disposal strategy is necessary to maintain the sustainability of the MEO region. This paper focuses on long-te...
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Haitao Zhang, Zhi Li, Weilin Wang, Yasheng Zhang and Hao Wang
Many space objects are densely distributed in the geostationary (GEO) band, and the long-term impact of the collision of GEO spacecraft and space debris on the GEO environment has attracted more and more attention. After summarizing the advantages and di...
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Tsung-Han Lee, Lin-Huang Chang and Ya-Shu Chan
In mobile networks, handover mechanisms provide fast and smooth access service for mobile users. However, one of the main challenges in mobile networks is the handover management with increased mobility and bandwidth demand of the required network servic...
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Wei Kuang Lai, Chin-Shiuh Shieh, Fu-Sheng Chou, Chia-Yu Hsu and Meng-Han Shen
This study addresses the handover management issue for Device-to-Device communication in fifth-generation (5G) networks. The Third Generation Partnership Project (3GPP) drafted a standard for proximity services (ProSe), also named device-to-device (D2D) ...
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Arjen P. Luijendijk, Matthieu A. de Schipper and Roshanka Ranasinghe
Thirty one percent (31%) of the world?s coastline consists of sandy beaches and dunes that form a natural defense protecting the hinterland from flooding. A common measure to mitigate erosion along sandy beaches is the implementation of sand nourishments...
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André Horstmann, Christopher Kebschull, Sven Müller, Eduard Gamper, Sebastian Hesselbach, Kerstin Soggeberg, Mohamed Khalil Ben Larbi, Marcel Becker, Jürgen Lorenz, Carsten Wiedemann and Enrico Stoll
The Institute of Space Systems at Technische Universität Braunschweig has long-term experience in the field of space debris modeling. This article reviews the current state of ongoing research in this area. Extensive activities are currently underway to ...
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André Horstmann, Christopher Kebschull, Sven Müller, Eduard Gamper, Sebastian Hesselbach, Kerstin Soggeberg, Mohamed Khalil Ben Larbi, Marcel Becker, Jürgen Lorenz, Carsten Wiedemann and Enrico Stoll
The Institute of Space Systems at Technische Universität Braunschweig has long-term experience in the field of space debris modeling. This article reviews the current state of ongoing research in this area. Extensive activities are currently underway to ...
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Richard Styles, Mitchell E. Brown, Katherine E. Brutsché, Honghai Li, Tanya M. Beck and Alejandro Sánchez
The primary focus of this study is to apply a two-dimensional (2-D) coupled flow-wave-sediment modeling system to simulate the development and growth of idealized barrier island tidal inlets. The idealized systems are drawn from nine U.S. coastal inlets ...
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Dinh Nhat Quang, Vu Huong Ngan, Ho Sy Tam, Nguyen Trung Viet, Nguyen Xuan Tinh and Hitoshi Tanaka
A Quang Nam coastline, located in the central of Vietnam, has been strongly affected by severe erosion and accretion due to climate change and human activities. Thus, understanding the causes and mechanisms of coastal morphology changes is essential to o...
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Battulga Davaasambuu, Keping Yu and Takuro Sato
In recent years, train passengers have been transferring increasing amounts of data using mobile devices. Wireless networks with mobile relay nodes support broadband wireless communications for passengers of such vehicles using backhaul links. However, t...
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Battulga Davaasambuu, Keping Yu and Takuro Sato
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Muhammad Basit Shahab
Pág. 104 - 110
This paper proposes neural networks based graph coloring technique to assign Physical Cell Identities throughout the self-organized 3GPP Long Term Evolution Networks. PCIs are allocated such that no two cells in the vicinity of each other or with a commo...
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Yuan Zhang and Guomin Li
The North China Plain (NCP) is one of the places where the groundwater is most over-exploited in the world. Currently, our understanding on the spatiotemporal variability of the cones of depression in this region is fragmentary. This study intends to sim...
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Cuicui Li and Wenliang Wu
Understanding the evolution characteristics and driving mechanisms of eutrophic lake ecosystems, especially over long time scales, remains a challenge. Little research on lake ecosystem mutation has been conducted using long-term time series data. In thi...
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Zhigang Shan, Hao Wu, Weida Ni, Miaojun Sun, Kuanjun Wang, Liuyuan Zhao, Yihuai Lou, An Liu, Wei Xie, Xing Zheng and Xingsen Guo
Submarine landslides have attracted widespread attention, with the continuous development of ocean engineering. Due to the recent developments of in-situ investigation and modelling techniques of submarine landslides, significant improvements were achiev...
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Djorwé Témoa, Anna Förster, Kolyang and Serge Doka Yamigno
Long Term Evolution networks, which are cellular networks, are subject to many impairments due to the nature of the transmission channel used, i.e. the air. Intercell interference is the main impairment faced by Long Term Evolution networks as it uses fr...
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Kavitha Rani Balmuri, Srinivas Konda, Wen-Cheng Lai, Parameshachari Bidare Divakarachari, Kavitha Malali Vishveshwarappa Gowda and Hemalatha Kivudujogappa Lingappa
Nowadays, the Long-Term Evolution-Advanced system is widely used to provide 5G communication due to its improved network capacity and less delay during communication. The main issues in the 5G network are insufficient user resources and burst errors, bec...
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Cuiping Kuang, Xin Cong, Zhichao Dong, Qingping Zou, Huaming Zhan and Wei Zhao
The long-term geomorphological evolution of a coastal lagoon is driven by hydrodynamic forcing and is influenced by climate changes and human activities. In this study, a numerical model of the Qilihai lagoon (QL) system was established based on field me...
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Nada M. Elshennawy
Pág. pp. 22 - 34
Growing of time-sensitive applications such as streaming multimedia, voice over IP and online gaming required strongly support from mobile communication technology. So, the persistent need for wireless broadband technologies such as LTE-A is essential. L...
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