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Tianhao Cai, Feng Lyu, Tianzhi Wang and Fushi Huang
Conventional cabled seafloor observatories (CSOs) power in-situ instruments via wet-mated or dry-mated direct electrical contact (DEC) connectors to achieve long-term and real-time observation. However, the DEC connectors have high risks of water leakage...
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Ali Kazem,Adnan Malki,Anas Mahmoud Almanofi
Pág. 156 - 162
Passive radar is a bistatic radar that detects and tracks targets by processing reflections from non-cooperative transmitters. Due to the bistatic geometry for this radar, a target can be localized in Cartesian coordinates by using one of the following b...
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René Kirrbach, Michael Faulwaßer, Tobias Schneider, Philipp Meißner, Alexander Noack and Frank Deicke
High-speed rotary communication links exhibit high complexity and require challenging assembly tolerances. This article investigates the use of optical wireless communications (OWC) for on-axis rotary communication scenarios. First, OWC is compared with ...
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Chengliang Zuo and Xun Li
The integrated reflective semiconductor optical amplifier (RSOA) and electro-absorption modulator (EAM) is viewed as an appealing solution to the colorless transmitter on the optical network unit (ONU) side of wavelength-division multiplexed (WDM) passiv...
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Giulio D'Amato,Gianfranco Avitabile,Giuseppe Coviello,Claudio Talarico
Pág. 18 - 26
This paper details the design and implementation of a modulator-less beam steering transmitter based on a revised DDS-PLL phase shifter architecture. The proposed topology targets low data rate communications for Internet-of-Things systems, and has been ...
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Ben Minnaert and NobStevens
Wireless power transfer from one transmitter to multiple receivers through inductive coupling is slowly entering the market. However, for certain applications, capacitive wireless power transfer (CWPT) using electric coupling might be preferable. In this...
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Ryer M. Becker, Robert F. Keefe and Nathaniel M. Anderson
The western United States faces significant forest management challenges after severe bark beetle infestations have led to substantial mortality. Minimizing costs is vital for increasing the feasibility of management operations in affected forests. Multi...
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Yahya Salameh Khraisat,Anwar Al-Mofleh
Pág. pp. 33 - 40
In this paper we developed a computer based wireless advertising communication system (CBWACS) that enables the user to advertise whatever he wants from his own office to the screen in front of the customer via wireless communication system. This system ...
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Anas Mahmoud Almanofi,Adnan Malki,Ali Kazem
Pág. 36 - 43
In a passive radar system, localizing a target in Cartesian space is achieved by using one of the following bistatic geometries: multiple non-cooperative transmitters with one receiver, one non-cooperative transmitter with multiple receivers, or one non-...
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Santhosha Rao,Smitha A,Kunal Kulkarni
Pág. pp. 112 - 123
In recent years, the proliferation of the Internet of Things (IoT) has kick started the home and office automation in a very rapid manner. The paper demonstrates a cost effective implementation of an IoT system for managing the visitors in an office envi...
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Issa Chihaoui,Mohamed Lassaad Ammari
Pág. 52 - 58
In this paper, we propose and analyze a wirelesstransmitter, for multiple-input multiple-output (MIMO) systems,that relies exclusively on energy harvesting. We consider wirelesstransceivers where the transmitter harvests the total requiredenergy from its...
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Sadaf Salehkalaibar and Michèle Wigger
This paper studies binary hypothesis testing with a single sensor that communicates with two decision centers over a memoryless broadcast channel. The main focus lies on the tradeoff between the two type-II error exponents achievable at the two decision ...
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Giannis Kanakis, Nikos Iliadis, Wouter Soenen, Bart Moeneclaey, Nikolaos Argyris, Dimitrios Kalavrouziotis, Silvia Spiga, Paraskevas Bakopoulos and Hercules Avramopoulos
The soaring demand for higher speeds in datacenters to address the relentless growth of the global IP traffic places optical interconnects in the spotlight. In this manuscript, we present a high-speed optical transceiver for intra-datacenter connectivity...
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Yasir M. O. ABBAS and Kenichi Asami
Software-defined radio (SDR) devices have made a massive contribution to communication systems by reducing the cost and development time for radio frequency (RF) designs. SDRs opened the gate to programmers and enabled them to increase the capabilities o...
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Ali Rohan, Mohammed Rabah, Muhammad Talha and Sung-Ho Kim
In this work, an advanced drone battery charging system is developed. The system is composed of a drone charging station with multiple power transmitters and a receiver to charge the battery of a drone. A resonance inductive coupling-based wireless power...
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Gerard Gibbs, Huamin Jia, Irfan Madani
Pág. 173 - 182
One of the basic tasks for autonomous flight with aerial vehicles (drones) is the detection of obstacles within its flight environment. As the technology develops and becomes more robust, drones will become part of the toolkit to aid maintenance repair a...
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Muhammad Amish Hasan, Tanveer Ahmad, Asim Anwar, Salman Siddiq, Abdul Malik, Waseem Nazar and Imran Razzaq
Nonorthogonal multiple access (NOMA), one of the favorable candidates of next-generation wireless networks combined with group device-to-device (D2D) networks, can sufficiently increase a system?s spectral efficiency. In fact, in a cooperative scenario, ...
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Natalie S. Grigorieva, Fiodor F. Legusha, Dmitry V. Nikushchenko and Kirill S. Safronov
A numerically efficient technique is presented for computing the backscattered fields from two spherical targets embedded in an underwater sediment. The bottom is assumed to be a homogeneous liquid attenuating half-space. The transmitter/receiver is loca...
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Zhengchao Yan, Chenxu Zhao, Qianyu Hu, Min Wu, Lin Qiao, Kehan Zhang and Yuli Hu
Inductive power transfer (IPT) technology is widely used in autonomous underwater vehicles (AUVs) to achieve safety and flexibility. However, the eddy current loss (ECL) will be generated in the seawater due to the high-frequency alternating current in t...
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Mauro Leonardi and Fabrizio Gerardi
Nowadays, aircraft safety is based on different systems and four of them share the same data-link protocol: Secondary Surveillance Radar, Automatic Dependent Surveillance System, Traffic Collision Avoidance System, and Traffic Information System use the ...
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