|
|
|
|
|
Chengxu Feng, Yasong Luo, Jianqiang Zhang and Houpu Li
The underwater acoustic communication technique for high-speed and highly reliable information transmission in the ocean has been one of the popular research focuses facing the fast-growing information technology sector and the accelerating development o...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fan Yang, Zhiming He, Shisheng Guo, Yuanhua Fu, Liang Li, Junfeng Lu and Kui Jiang
Non-contact driver respiration rate detection is a challenging problem in the Internet of Vehicles, because the automobile environment is much narrower, and thus the multipath effect is greater. To overcome these challenges, a 2.4 GHz continuous wave for...
ver más
|
|
|
|
|
|
|
|
|
|
|
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
|
|
|
|
|
|
|
|
|
|
|
Ying Liu, Yingmin Wang and Cheng Chen
Underwater acoustic localization (UWAL) is extremely challenging due to the multipath nature of extreme underwater environments, the sensor position uncertainty caused by unpredictable ocean currents, and the lack of underwater observation data due to sp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jan H. Schmidt
Acoustic underwater communication systems designed to work reliably in shallow coastal waters must overcome major limitations such as multipath propagation and the Doppler effect. These restrictions are the reason for the complexity of receivers being bu...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jing Zhang, Qiqi Wang and Rui Zhang
Spectrum-sensing algorithms are one of the effective solutions to the problem of the underwater spectrum resource constraint. However, because the underwater acoustic channel is one of the most complex channels, it has many characteristics, such as a lim...
ver más
|
|
|
|
|
|
|
|
|
|
|
Stathis C. Stiros
The advent of modern geodetic satellite techniques (GNSS, including GPS) permitted to observe dynamic deflections of bridges, initially of long flexible ones, and more recently of short, essentially stiff bridges with modal frequencies > 1 Hz, and with s...
ver más
|
|
|
|
|
|
|
|
|
|
|
Federico Ortíz-Trejo, Martín Trejo-Valdez, Juan Pablo Campos-López, Joel Humberto Castro-Chacón and Carlos Torres-Torres
Simultaneous activation of multiphotonic absorption and nonlinear optical refraction were employed for developing a multipath load balancing technique assisted by light and zinc oxide nanostructures. Data storage as the real and imaginary part of the thi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mohamed Lassaad Ammari
Pág. 52 - 58
In this paper, we consider the transmission of turbo coded symbols in the indoor radio environment. The system isaffected by the intersymbol interference (ISI) caused by the multipath time-delay spread of the transmission medium. To reduce the channel ef...
ver más
|
|
|
|
|
|
|
|
|
|
|
Bin Li, Feng Tong, Xiujing Gao, Junhui Yao, Yuehai Zhou and Hongwu Huang
With its superiorities of low cost, high flexibility and deployment convenience, small-size autonomous underwater vehicles (AUVs) have been extensively applied to perform a variety of undersea missions. While underwater acoustic (UWA) communication provi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hongxia Qi, Yunjia Wang, Jingxue Bi, Hongji Cao and Shenglei Xu
Floor positioning is an important aspect of indoor positioning technology, which is closely related to location-based services (LBSs). Currently, floor positioning technologies are mainly based on radio signals and barometric pressure. The former are imp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rana M. Aly, Amira Zaki, Waleed K. Badawi and Moustafa H. Aly
For 5G and beyond cellular communication systems, new coding and modulation techniques are suggested to reach the requirements of high data rate and quality of service. In this paper, a new space-time coded orthogonal transform division multiplexing (STC...
ver más
|
|
|
|
|
|
|
|
|
|
|
Pep Canyelles-Pericas, Paul Anthony Haigh, Zabih Ghassemlooy, Andrew Burton, Xuewu Dai, Tran The Son, Hoa Le-Minh, Richard Binns and Krishna Busawon
Visible Light Communication (VLC) uses light-emitting diodes to provide wireless connectivity in public environments. Transmission security in this emerging channel is not trivial. Chaotic modulation techniques can provide encryption directly in the phys...
ver más
|
|
|
|
|
|