50   Artículos

 
en línea
Stéphane Moreau and Michel Roger    
The present paper is aimed at providing an updated review of prediction methods for the aerodynamic noise of ducted rotor?stator stages. Indeed, ducted rotating-blade technologies are in continuous evolution and are increasingly used for aeronautical pro... ver más

 
en línea
Gursu Gurer, Yaser Dalveren, Ali Kara and Mohammad Derawi    
The automatic dependent surveillance broadcast (ADS-B) system is one of the key components of the next generation air transportation system (NextGen). ADS-B messages are transmitted in unencrypted plain text. This, however, causes significant security vu... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Dariusz Zmyslowski and Jan M. Kelner    
The development of new telecommunication services requires the implementation of advanced technologies and the next generations of networks. Currently, the Long-Term Evolution (LTE) is a widely used standard. On the other hand, more and more mobile netwo... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Younggil Kim    
Power control in an RS-coded orthogonal frequency division multiplex (OFDM) system with error-and-erasure correction decoding in Rayleigh fading channels was investigated. The power of each symbol within a codeword was controlled to reduce the codeword e... ver más
Revista: Information    Formato: Electrónico

 
en línea
Edna S. Cárdenas, Samuel K. Takazawa, Milton A. Garcés, David L. Chichester, Riley D. Hunley and Chris D. Young    
Persistent low-frequency (<180 Hz) acoustic detection took place within the boundaries of Oak Ridge National Laboratory to monitor full power operations of the High Flux Isotope Reactor. Three acoustic sensors were installed at distances of 69, 101, and ... ver más
Revista: Acoustics    Formato: Electrónico

 
en línea
Anirudh Warrier, Saba Al-Rubaye, Gokhan Inalhan and Antonios Tsourdos    
Integrating autonomous unmanned aerial vehicles (UAVs) with fifth-generation (5G) networks presents a significant challenge due to network interference. UAVs? high altitude and propagation conditions increase vulnerability to interference from neighbouri... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Chunhyun Paik, Yongjoo Chung and Young Jin Kim    
The estimation of power curve is the central task for efficient operation and prediction of wind power generation. It is often the case, however, that the actual data exhibit a great deal of variations in power output with respect to wind speed, and thus... ver más
Revista: Applied System Innovation    Formato: Electrónico

 
en línea
Vinoth Babu Kumaravelu, Agbotiname Lucky Imoize, Francisco R. Castillo Soria, Periyakarupan Gurusamy Sivabalan Velmurugan, Sundarrajan Jayaraman Thiruvengadam, Dinh-Thuan Do and Arthi Murugadass    
Reconfigurable intelligent surface (RIS)-assisted non-orthogonal multiple access (NOMA) has the ability to overcome the challenges of the wireless environment like random fluctuations, shadowing, and mobility in an energy efficient way when compared to m... ver más
Revista: Future Internet    Formato: Electrónico

 
en línea
Luis Parrilla, Antonio García, Encarnación Castillo, Salvador Rodríguez-Bolívar and Juan Antonio López-Villanueva    
Power noise generation for masking power traces is a powerful countermeasure against Simple Power Analysis (SPA), and it has also been used against Differential Power Analysis (DPA) or Correlation Power Analysis (CPA) in the case of cryptographic circuit... ver más
Revista: Journal of Low Power Electronics and Applications    Formato: Electrónico

 
en línea
Kostas Belibassakis, John Prospathopoulos and Iro Malefaki    
Flapping-foil thrusters are systems that operate at a substantially lower frequency compared with marine propellers and are characterized by a much smaller power concentration. These biomimetic devices are able to operate very efficiently, offering desir... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

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