41   Artículos

 
en línea
Teguh Indra Bayu, Yung-Fa Huang and Jeang-Kuo Chen    
The modulation coding scheme (MCS) index is the essential configuration parameter in cellular vehicle-to-everything (C-V2X) communication. As referenced by the 3rd Generation Partnership Project (3GPP), the MCS index will dictate the transport block size... ver más
Revista: Future Internet    Formato: Electrónico

 
en línea
Naveed Ur Rehman Junejo, Mariyam Sattar, Saifullah Adnan, Haixin Sun, Abuzar B. M. Adam, Ahmad Hassan and Hamada Esmaiel    
In the past decades, researchers/scientists have paid attention to the physical layer of underwater communications (UWCs) due to a variety of scientific, military, and civil tasks completed beneath water. This includes numerous activities critical for co... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Zhiying Xia, Bin Ni, Ruijie Hou, Yang Zhang, Lianping Hou, Jamie Jiangmin Hou, John H. Marsh, Xuefeng Liu and Jichuan Xiong    
Materials such as silicon, copper, gold, and aluminum exhibit strong absorption and scattering characterization under short-pulsed laser irradiation. Due to the photoelastic effect and thermoelastic relaxation, the focal area may induce a local modulatio... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Abdullah Alnutayfat, Sophia Hassiotis, Dong Liu and Alexander Sutin    
This paper presents a new method of signal processing for vibro-acoustic modulation (VAM) methods in order to detect damage accumulation in steel samples. Damage in the tested samples was produced by cycle loading, which, with a small amplitude, was used... ver más
Revista: Acoustics    Formato: Electrónico

 
en línea
Yiying Gu, Ruirui Gao, Yuhua Chong, Xiaozhou Li, Mingshan Zhao, Jingjing Hu and Xiuyou Han    
In this paper, a simple scheme for the generation of sawtooth, triangular, and square waveforms using an integrated dual-polarization dual-drive Mach-Zehnder modulator (Dpol-DDMZM) is proposed. By properly setting the working point and the modulation ind... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Naveed Ashraf, Ghulam Abbas, Nasim Ullah, Ahmad Aziz Al-Ahmadi, Ali Raza, Umar Farooq and Mohsin Jamil    
Single-phase direct frequency converters are gaining attraction at the research and academic level as they are rapidly getting space over conventional multistage converters. The converters developed with a rectification and inversion process using a DC-l... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Steven Cooper    
The operation of a wind turbine results in a series of pulses where there is a significant instantaneous increase in the amplitude of the pressure signal, dependent upon the wind speed at the turbine blades. The variations in the amplitude of the sound b... ver más
Revista: Acoustics    Formato: Electrónico

 
en línea
Ant. Ardath Kristi, Bambang Susanto, Agus Risdiyanto, Agus Junaedi, Anwar Muqorobin, Noviadi Arief Rachman, Harjono Priyo Santosa     Pág. 75 - 91
Harmonic content is an important parameter in relation to the power generated by inverter. In power conversion technology of inverter, sinusoidal pulse width modulation (SPWM) is the most popular used by many researchers. The advantages of SPWM inverter ... ver más
Revista: Emitter: International Journal of Engineering Technology    Formato: Electrónico

 
en línea
Imran A. Tasadduq, Mohsin Murad and Pablo Otero    
We propose and evaluate the performance of a continuous phase modulation based orthogonal frequency division multiplexing (CPM-OFDM) transceiver for underwater acoustic communication (UAC). In the proposed technique, the mapper in traditional OFDM is rep... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Wei Chen, Yan Xu, Yang Gao, Lanjing Ji, Xibin Wang, Xiaoqiang Sun and Daming Zhang    
A broadband polarization-insensitive graphene modulator has been proposed. The dual built-in orthogonal slots waveguide allows polarization independence for the transverse electric (TE) mode and the transverse magnetic (TM) mode. Due to the introduction ... ver más
Revista: Applied Sciences    Formato: Electrónico

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