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Wenhai Cheng, Qunying Zhang, Jiaming Dong, Haiying Wang and Xiaojun Liu
Resolution and mapping bandwidth are the two most important image performance indicators that reflect satellite synthetic aperture radar (SAR) imaging reconnaissance capability. The PRI-staggered signal can simultaneously achieve high resolution in azimu...
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Nag-Choul Choi, Jae-Woo Choi, Kyu-Sang Kwon, Sang-Gil Lee, Bong-Ju Kim and Soonjae Lee
A simple method is proposed for the determination of the deposition coefficient, which plays an important role in bacterial transport in a porous media. The method relies on the analytical solution of an advection-dispersion-deposition equation for the s...
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Lei Zhang, Yuan Yang, Xiaoyuan Wei and Wenqing Yao
In a low-frequency ultrasonic guided wave dual-probe flaw inspection of a square steel bar with a finite length boundary, the flaw reflected pulse wave cannot be identified using conventional time monitoring when the flaw is located near the reflection t...
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Madhu Andela, Ahmmadhussain Shaik, Saicharan Beemagoni, Vishal Kurimilla, Rajagopal Veramalla, Amritha Kodakkal and Surender Reddy Salkuti
This paper deals with a reduced switch multi-level inverter for the solar photovoltaic system-based 127-level multi-level inverter. The proposed technique uses the minimum number of switches to achieve the maximum steps in staircase AC output voltage whe...
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Dana Arie and Gilad Katz
Inclusive and intensive performance analysis of electrical equalizers in a short-reach optical system using four-level pulse amplitude modulation (PAM-4) is presented in this paper. Two equalizers are used?a feedforward equalizer and decision feedback eq...
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Di Zhao, Pengxian You, Jing Yang, Junhong Yu, Hang Zhang, Min Liao and Jianbo Hu
Femtosecond hard X-ray pulses generated by laser-driven plasma sources are eminently suitable to probe structural dynamics due to the angstrom spatial resolution and sub-picosecond time resolution. However, the insufficient flux of X-ray photons and high...
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Swagat Bhattacharyya and Jennifer O. Hasler
While wireless sensor node (WSNs) have proliferated with the rise of the Internet of Things (IoT), uniformly sampled analog?digital converters (ADCs) have traditionally reigned paramount in the signal processing pipeline. The large volume of data generat...
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Xuedong Shao, Bowen Zheng, Zhenhao Luo and Zhenghe Song
As off-road vehicles, in addition to field transportation, another vital function of agricultural tractors is to provide power for field machinery. Therefore, the dynamic performance of the power take-off (PTO) driveline directly affects the field reliab...
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Jing Hou, Xin Wang, Yanping Su, Yan Yang and Tian Gao
An accurate battery model is of great importance for battery state estimation. This study considers the parameter identification of a fractional-order model (FOM) of the battery, which can more realistically describe the reaction process of the cell and ...
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Oleksandr Plakhtii,Volodymyr Nerubatskyi,Dmytro Sushko,Denys Hordiienko,Hryhorii Khoruzhevskyi
Pág. 17 - 24
One of the most important parameters of multilevel inverters is the sinusoidal output voltage. There are many different modulation algorithms, which make it possible to obtain different indicators of the sinusoidal output voltage and different content of...
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M. Saqib Hameed, Zheng Li and Kaihong Zheng
A damage estimation method based on continuous wavelet transformation (CWT) of the normalized Lamb wave signals is proposed here. Lamb waves are actuated and sensed using piezoelectric (lead zirconate titanate, PZT) transducers arranged in the form of sq...
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Alex Mezheritsky
A novel effective vibrational mode was discovered in the conventional transducer with an array of orthogonal (square) regular piezoelectric rods in 1-3 piezocomposite, containing the damping backing and front matching layers. The operational resonance in...
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Frédéric Bousefsaf, Alain Pruski and Choubeila Maaoui
Remote pulse rate measurement from facial video has gained particular attention over the last few years. Research exhibits significant advancements and demonstrates that common video cameras correspond to reliable devices that can be employed to measure ...
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Yunfeng Zou, Zhengyi Fu, Xuhui He, Chenzhi Cai, Jia Zhou and Shuai Zhou
This paper focuses on field measurements and analyses of train-generated wind loads on wind barriers (3.0 m height and porosity 0%) with respect to different running speeds of the CRH380A EMU vehicle. Multi-resolution analysis was conducted to identify t...
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Shing-Hong Liu, Li-Jen Liu, Kuo-Li Pan, Wenxi Chen and Tan-Hsu Tan
With the advancement of wearable technology, many physiological monitoring instruments are gradually being converted into wearable devices. However, as a consumer product, the blood pressure monitor is still a cuff-type device, which does perform a beat-...
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Chung-Cheng Lee and Chi-Kuei Wang
Forest-related statistics, including forest biomass, carbon sink, and the prevention of forest fires, can be obtained by estimating stand density. In this study, a dataset with the laser pulse density of 225.5 pulses/m2 was obtained using airborne laser ...
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