Now showing items 222-241 of 603

    • Four-phase interleaved TCM DC-DC buck converter with matrix inductor in battery charging application 

      Nguyen, Anh Dung; Chen, Shu-Xin; Chen, Yang; Chen, Cheng-Wei; Han, Byeongcheol; Lai, Jih-Sheng (2021-01)
      In this paper, a 1-kW DC-DC buck converter with a four-phase interleaved matrix inductor is proposed for battery charging applications. It is well-known that the DC bias on the inductor will cause high core loss as it ...
    • FPGA Dynamic Power Minimization through Placement and Routing Constraints 

      Wang, Li; French, Matthew; Davoodi, Azadeh; Agarwal, Deepak (2006-08-29)
      Field-programmable gate arrays (FPGAs) are pervasive in embedded systems requiring low-power utilization. A novel power optimization methodology for reducing the dynamic power consumed by the routing of FPGA circuits by ...
    • Frequency Response Improvement of PMSG Wind Turbines Using a Washout Filter 

      Shabestari, Parisa M.; Mehrizi-Sani, Ali (MDPI, 2020-09-14)
      High integration of renewable energy resources, such as wind turbines, to the power grid decreases the power system inertia. To improve the frequency response of a low-inertia system, virtual inertia approach can be used. ...
    • Frequency-Estimation-Based Signal-Processing Algorithm For White-Light Optical Fiber Fabry-Perot Interferometers 

      Shen, F. B.; Wang, Anbo (Optical Society of America, 2005)
      A novel signal-processing algorithm based on frequency estimation of the spectrogram of single-mode optical fiber Fabry-Perot interferometric sensors under white-light illumination is described. The frequency-estimation ...
    • A Fully-Distributed Heuristic Algorithm for Control of Autonomous Vehicle Movements at Isolated Intersections 

      Hassan, Abdallah A.; Rakha, Hesham A. (Elsevier, 2014)
      Optimizing autonomous vehicle movements through roadway intersections is a challenging problem. It has been demonstrated in the literature that traditional traffic control, such as traffic signal and stop sign control are ...
    • Fundamental-limit perspectives on ultrawideband antennas 

      Yang, Taeyoung; Davis, William A.; Stutzman, Warren L. (American Geophysical Union, 2009-02-25)
      The fundamental-limit theory of antennas provides a theoretical limit to assist in the evaluation of antenna performance in terms of antenna size, fractional impedance bandwidth, and gain. The limit is very useful in ...
    • The Future of Wireless Resource Management: Bootstrapping and Automated Negotiation 

      MacKenzie, Allen B. (2013-09-18)
      The history of wireless communications can be told through the history of resource management. In this talk, I will describe the ongoing evolution from static to dynamic resource management and the concurrent evolution ...
    • Fuzzy-Based Game Theoretic Mobility Management for Energy Efficient Operation in HetNets 

      Vasudeva, Karthik; Dikmese, Sener; Guven, Ismail; Mehbodniya, Abolfazl; Saad, Walid; Adachi, Fumiyuki (IEEE, 2017)
      The dense deployment of heterogeneous networks (HetNets) has shown to be a promising direction to cope with the capacity demands in the future 5G wireless networks. The large number of small cell base stations (SBSs) in ...
    • Gaussian decomposition of beams and other functions 

      Dewolf, David A. (American Institute of Physics, 1989-06-15)
      The Gabor expansion of a function f_(x) decomposes it into a double sum over integers m and n of a product of basis functions g(x_m X) and Fourier_series exponentials exp(2πi n/X) for given spacing X. The choice of basis ...
    • Gaussian-beam profile shaping by acousto-optic Bragg-diffraction 

      McNeill, M. D.; Poon, Ting-Chung (Optical Society of America, 1994)
      We study how Gaussian laser-beam profiles can be modified into a desired form using acousto-optic Bragg diffraction. By exploiting the angular dependence of Bragg diffraction of plane waves by acoustic gratings, we demonstrate ...
    • GC-on-chip: integrated column and photoionization detector 

      Akbar, Muhammad; Shakeel, Hamza; Agah, Masoud (The Royal Society of Chemistry, 2015-02-04)
      This paper reports a unique GC-on-chip module comprising a monolithically integrated semi-packed micro separation column (μSC) and a highly sensitive micro helium discharge photoionization detector (μDPID). While semi-packed ...
    • Gene Selection for Multiclass Prediction by Weighted Fisher Criterion 

      Xuan, Jianhua; Wang, Yue; Dong, Yibin; Feng, Yuanjian; Wang, Bin; Khan, Javed; Bakay, Maria; Wang, Zuyi; Pachman, Lauren; Winokur, Sara; Chen, Yi-Wen; Clarke, Robert; Hoffman, Eric (2007-07-10)
      Gene expression profiling has been widely used to study molecular signatures of many diseases and to develop molecular diagnostics for disease prediction. Gene selection, as an important step for improved diagnostics, ...
    • Genetic spot optimization for peak power estimation in large VLSI circuits 

      Hsiao, Michael S. (Hindawi Publishing Corporation, 2001-07-10)
      Estimating peak power involves optimization of the circuit's switching function. The switching of a given gate is not only dependent on the output capacitance of the node, but also heavily dependent on the gate delays in ...
    • Genome-wide identification of significant aberrations in cancer genome 

      Yuan, Xiguo; Yu, Guoqiang; Hou, Xuchu; Shih, Ie-Ming; Clarke, Robert; Zhang, Junying; Hoffman, Eric P.; Wang, Roger R.; Zhang, Zhen; Wang, Yue (2012-07-27)
      Background Somatic Copy Number Alterations (CNAs) in human genomes are present in almost all human cancers. Systematic efforts to characterize such structural variants must effectively distinguish significant consensus ...
    • Germanium Based Field-Effect Transistors: Challenges and Opportunities 

      Goley, Patrick S.; Hudait, Mantu K. (MDPI, 2014-03-19)
      The performance of strained silicon (Si) as the channel material for today’s metal-oxide-semiconductor field-effect transistors may be reaching a plateau. New channel materials with high carrier mobility are being investigated ...
    • Gold/QDs-Embedded-Ceria Nanoparticles: Optical Fluorescence Enhancement as a Quenching Sensor 

      Shehata, Nader; Samir, Effat; Kandas, Ishac (MDPI, 2020-02-12)
      This work focuses on improving the fluorescence intensity of cerium oxide (ceria) nanoparticles (NPs) through added plasmonic nanostructures. Ceria nanoparticles are fluorescent nanostructures which can emit visible ...
    • GPS phase scintillation and proxy index at high latitudes during a moderate geomagnetic storm 

      Prikryl, P.; Ghoddousi-Fard, R.; Kunduri, B. S. R.; Thomas, E. G.; Coster, A. J.; Jayachandran, P. T.; Spanswick, E.; Danskin, D. W. (Copernicus Publications, 2013)
      The amplitude and phase scintillation indices are customarily obtained by specialised GPS Ionospheric Scintillation and TEC Monitors (GISTMs) from L1 signal recorded at the rate of 50 Hz. The scintillation indices S-4 and ...
    • GPS phase scintillation at high latitudes during geomagnetic storms of 7-17 March 2012-Part 1: The North American sector 

      Prikryl, P.; Ghoddousi-Fard, R.; Thomas, E. G.; Ruohoniemi, J. M.; Shepherd, S. G.; Jayachandran, P. T.; Danskin, D. W.; Spanswick, E.; Zhang, Y.; Jiao, Y.; Morton, Y. T. (European Geosciences Union, 2015)
      The interval of geomagnetic storms of 7-17 March 2012 was selected at the Climate and Weather of the Sun-Earth System (CAWSES) II Workshop for group study of space weather effects during the ascending phase of solar cycle ...
    • GPS phase scintillation at high latitudes during geomagnetic storms of 7-17 March 2012-Part 2: Interhemispheric comparison 

      Prikryl, P.; Ghoddousi-Fard, R.; Spogli, L.; Mitchell, C. N.; Li, G.; Ning, B.; Cilliers, P. J.; Sreeja, V.; Aquino, M.; Terkildsen, M.; Jayachandran, P. T.; Jiao, Y.; Morton, Y. T.; Ruohoniemi, J. M.; Thomas, E. G.; Zhang, Y.; Weatherwax, A. T.; Alfonsi, L.; De Franceschi, G.; Romano, V. (European Geosciences Union, 2015)
      During the ascending phase of solar cycle 24, a series of interplanetary coronal mass ejections (ICMEs) in the period 7-17 March 2012 caused geomagnetic storms that strongly affected high-latitude ionosphere in the Northern ...
    • Grating-Assisted Demodulation Of Interferometric Optical Sensors 

      Yu, B.; Wang, Anbo (Optical Society of America, 2003)
      Accurate and dynamic control of the operating point of an interferometric optical sensor to produce the highest sensitivity is crucial in the demodulation of interferometric optical sensors to compensate for manufacturing ...