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Wagdy Ameen Alathwary and Essam Saleh Altubaishi
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Andrita Ceriana Eska
Pág. 386 - 394
This paper focused at communication systems when train moved. The communication propagation was influenced by building environment. The communication condition that used uplink direction. Mobile station was placed inside the train where moved with 500 km...
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Shun Kojima,Kazuki Maruta,Chang-Jun Ahn
Pág. 332 - 339
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Mohamed L. Ammari,Francois Gagnon
Pág. 51 - 57
This paper investigates an adaptive M-ary phaseshiftkeying (M-PSK) modulation scheme over Rayleigh flatfading channels. The data rate is adapted according to thechannel state. At the receiver, the fading is estimated using pilot symbols. To cancel the ch...
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AssalWard Akhoder,AbdelNasser Assimi,Mohamed Alhariri
Pág. 340 - 349
In this paper, we analyze a new cross layer combining scheme of adaptive modulation and coding (AMC) at the physical layer and hybrid automatic repeat request (HARQ) protocol at the data link layer. Our purpose is to improve the performance of the commun...
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Birgitta Dresp-Langley
Two universal functional principles of Grossberg?s Adaptive Resonance Theory decipher the brain code of all biological learning and adaptive intelligence. Low-level representations of multisensory stimuli in their immediate environmental context are form...
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Hwai-Tsu Hu, Ying-Hsiang Lu
Pág. 18 - 32
This paper presents a lifting wavelet transform (LWT)-based blind audio watermarking scheme designed for tampering detection and self-recovery. Following 3-level LWT decomposition of a host audio, the coefficients in selected subbands are first partition...
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Hwai-Tsu Hu, Ying-Hsiang Lu
This paper presents a lifting wavelet transform (LWT)-based blind audio watermarking scheme designed for tampering detection and self-recovery. Following 3-level LWT decomposition of a host audio, the coefficients in selected subbands are first partition...
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Hsiao-Hsing Chou, Jian-Yu Chen, Tsung-Hu Tseng, Jun-Yi Yang, Xuan Yang and San-Fu Wang
In this paper, a new control scheme for buck converters was proposed. The buck converter utilizes the dual control loop to improve transient response and has the constant switching frequency. The control scheme is mainly as follows: (a) The switch-ON tim...
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Habib Benbouhenni,Zinelaabidine Boudjema,Abdelkader Belaidi
Pág. 17 - 28
In this paper, we propose an advanced control scheme using neural second order sliding mode (NSOSMC) and adaptive neuro-fuzzy inference system space vector modulation (ANFIS-SVM) strategy for a doubly fed induction generator (DFIG) integrated into a wind...
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Zipeng Li, Kunde Yang, Jinglong Chen and Shunli Duan
Unlike common rotating machines, shipborne antennas always work under variable loads and suffer from extreme ocean conditions, which makes monitoring their condition and early fault identification necessary and challenging. However, extracting weak fault...
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Camilo Riano-Rios, Alberto Fedele and Riccardo Bevilacqua
In this paper, relative orbit and attitude adaptive controllers are integrated to perform roto-translational maneuvers for CubeSats equipped with a Drag Maneuvering Device (DMD). The DMD enables the host CubeSat with modulation of aerodynamic forces/torq...
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Yanbo Wu, Yan Yao, Ning Wang and Min Zhu
This study proposes a novel receiver structure for underwater vertical acoustic communication in which the bias in the correlation-based estimation for the timing offset is learned and then estimated by a deep neural network (DNN) to an accuracy that ren...
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Tung Lam Pham, Huy Nguyen, Trang Nguyen and Yeong Min Jang
This paper proposes a novel method of training and applying a neural network to act as an adaptive decoder for a modulation scheme used in optical camera communication (OCC). We present a brief discussion on trending artificial intelligence applications,...
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Meixiang Zhang, Satya Chan and Sooyoung Kim
The satellite system is one of the most efficient means for broadcasting due to its wide service coverage as well as the fact that it can provide high data rate services by using high frequency bands. However, there are a number of problems in the satell...
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Rui Xue, Yang Cao and Tong Wang
Adaptive coded and modulation (ACM) is an effective measure to resist rain attenuation in Ka-band satellite communications. The accuracy of the estimator for signal-to-noise ratio (SNR) is one of the main factors that affect ACM performance. This paper e...
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Noora Almarri, Peter Langlois, Dai Jiang and Andreas Demosthenous
A power management unit (PMU) is an essential block for diversified multi-functional low-power Internet of Things (IoT) and biomedical electronics. This paper includes a theoretical analysis of a high current, single-stage ac-dc, reconfigurable, dual out...
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Lavinia Chiara Tagliabue, Fulvio Re Cecconi, Nicola Moretti, Stefano Rinaldi, Paolo Bellagente and Angelo Luigi Camillo Ciribini
The current perspective about urban development expects 70% of energy consumption will be concentrated in the cities in 2050. In addition, a growing density of people in the urban context leads to the need for increased security and safety for citizens, ...
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Samuel Terra Vieira,Renata Lopes Rosa,Demóstenes Zegarra Rodríguez
Pág. 180 - 187
Many factors can affect the users? quality of experience (QoE) in speech communication services. The impairment factors appear due to physical phenomena that occur in the transmission channel of wireless and wired networks. The monito...
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The traditional additional inertial control (T-AIC) strategy can provide frequency support for the directly-driven wind turbine with a permanent magnet synchronous generator (D-PMSG). However, due to the fixed control coefficients, the frequency modulati...
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