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Joshua J. R. Critchley-Marrows, Xiaofeng Wu, Yosuke Kawabata and Shinichi Nakasuka
In recent years, the number of expected missions to the Moon has increased significantly. With limited terrestrial-based infrastructure to support this number of missions, as well as restricted visibility over intended mission areas, there is a need for ...
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Wei Huang, Kaitao Meng, Wenzhou Sun, Jianxu Shu, Tianhe Xu and Hao Zhang
Underwater localization is one of the key techniques for positioning, navigation, timing (PNT) services that could be widely applied in disaster warning, underwater rescues and resource exploration. One of the reasons why it is difficult to achieve accur...
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Sharanya Srinivas, Samuel Welker, Andrew Herschfelt and Daniel W. Bliss
As radio frequency (RF) hardware continues to improve, many technologies that were traditionally impractical have suddenly become viable alternatives to legacy systems. Two-way ranging (TWR) is often considered a poor positioning solution for airborne an...
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Zhen Han, Weiliang Tao, Dan Zhang and Peng Jiang
The oceanic positioning, navigation and timing (PNT) network requires high-quality underwater acoustic message transmission. Turbo equalization technology has exhibited superior performance for underwater acoustic (UWA) communications compared with conve...
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Jinye Ma and Jianhu Zhao
The idea of constructing the ?GNSS-like? seafloor geodetic network for underwater positioning, navigation, and timing (PNT) has been proposed by many countries. Based on this idea, this paper introduces the principle of the seafloor PNT network and provi...
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Guangwei Fan, Chuanzhen Sheng, Baoguo Yu, Lu Huang and Qiang Rong
In terms of indoor and outdoor positioning, in recent years, researchers at home and abroad have proposed some multisource integrated navigation and positioning methods, but these methods are navigation and positioning methods for a single scene. When it...
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Evelin Engler, Pawel Banys, Hans-Georg Engler, Michael Baldauf and Frank Sill Torres
Collision avoidance is one of the main tasks on board ships to ensure safety at sea. To comply with this requirement, the direct ship environment, which is often modelled as the ship?s domain, has to be kept free of other vessels and objects. This paper ...
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Paul Koch and Stefan Gewies
The Ranging Mode (R-Mode), a maritime terrestrial navigation system under development, is a promising approach to increase the resilient provision of position, navigation and timing (PNT) information for bridge instruments, which rely on Global Navigatio...
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Andrej Androjna, Tanja Brcko, Ivica Pavic and Harm Greidanus
This paper provides a close investigation into the landscape of both cyber threats and actual incidents in the maritime sector, identifying the cyber trends and challenges as they relate to safe navigation and marine shipping. As an important subset of c...
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Georgina Rojas Flores
El derecho de acceso a la información pública es vital para la democracia pues la transparencia y rendición de cuentas permite a los actores sociales tomar mejores decisiones. El propósito de este artículo es brindar un acercamiento al Sistema Infomex y ...
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