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Design and analysis of rectifying circuits and antennas for wireless power transmission and ambient RF energy harvesting

Design and analysis of rectifying circuits and antennas for wireless power transmission and ambient RF energy harvesting

Design and analysis of rectifying circuits and antennas for wireless power transmission and ambient RF energy harvesting

... Suggestions for Future Works 141 Bibliography 143 iv Summary This thesis presents the design and analysis of antennas and rectifying circuits for applications in wireless power transmission ... capable of recycling low RF power A new rectenna with broad-band 1×4 quasi-Yagi antenna array and a dualband rectifier is designed to harvest the ambient RF power of GSM-1800 and UMTS-2100 bands ... RF energy harvesting 1.2.3 60-GHz Rectennas Since the invention of a rectenna, considerable research has been performed on rectennas for WPT applications Most of the development of RF power transmission...
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Báo cáo hóa học:

Báo cáo hóa học: " Analysis of Iterative Waterfilling Algorithm for Multiuser Power Control in Digital Subscriber Lines" pptx

... without coordination What is surprising is that this seemingly totally distributed algorithm can in fact be viewed equivalently as a coordinate descent algorithm for the minimization of a single quadratic ... the existing convergence results, but also yields surprising insight on IWFA In particular, in the case of symmetric interference, the users of IWFA in fact collaborate unknowingly to minimize ... by the resulting matrix splitting algorithm converges linearly to an element of Sol(q, M) Much of the theory and algorithms for the LCP can be extended to the AVI of the following form: given...
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design and analysis of high-frequency matrix converters for induction heating

design and analysis of high-frequency matrix converters for induction heating

... father and my sister iv Nam Nguyen-Quang High-frequency matrix converters for induction heating To my mother v Nam Nguyen-Quang High-frequency matrix converters for induction heating Table of Contents ... most popular technique for 37 Nam Nguyen-Quang High-frequency matrix converters for induction heating the analysis and design of resonant converters due to its simplicity and analysis speed However, ... single-phase matrix converter for high-frequency induction heating , accepted for publication in EPE-2009, Barcelona, Spain iii Nam Nguyen-Quang High-frequency matrix converters for induction heating...
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Design and analysis of optimal resource allocation policies in wireless networks

Design and analysis of optimal resource allocation policies in wireless networks

... DESIGN AND ANALYSIS OF OPTIMAL RESOURCE ALLOCATION POLICIES IN WIRELESS NETWORKS BY WANG BANG (M.Eng., B.Eng., HUST, PRC ) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHYLOSOPHY ... delay and delay bound of different optimal policies 106 5.7 Policy value of optimal policies with different number of available actions 107 5.8 Average delay and delay bound of optimal policies ... the design of optimal resource allocation policies for data services in wireless networks In particular, this thesis investigates the following resource management issues: power allocation, transmission...
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báo cáo hóa học:

báo cáo hóa học:" Gene Expression and Pathway Analysis of Ovarian Cancer Cells Selected for Resistance to Cisplatin, Paclitaxel, or Doxorubicin" docx

... selected for resistance to cisplatin, doxorubicin or paclitaxel, and we use gene expression profiling to identify genes and pathways that may be important to the development of drug resistance in ovarian ... Gene expression and pathway analysis of ovarian cancer cells selected for resistance to cisplatin, paclitaxel, or doxorubicin Cheryl A Sherman-Baust1, Kevin ... (OV90P) Pathway analysis of drug resistance In order to gain some insight into the possible mechanisms important in the development of resistance to these drugs, we performed pathway analysis...
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Báo cáo hóa học:

Báo cáo hóa học: " Performance Analysis of Multiple-Symbol Differential Detection for OFDM over Both Time- and Frequency-Selective Rayleigh Fading Channels" doc

... application of (39) and (40), however, does not yield a tight bound of the bit error performance for TDMSDD and FD-MSDD over time- and frequency-selective Rayleigh fading channels As shown in [6] for ... Performance Analysis of MSDD for OFDM over Fading Channels (AWGN) channel In order to reduce this gap between the coherent detection and conventional DD, the multiple-symbol differential detection ... provide a good performance at a low computational complexity Since it has been shown that MSDD and DF-DD are Performance Analysis of MSDD for OFDM over Fading Channels equivalent and DF-DD can...
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Broadband design on dual and circularly polarized antennas for wireless communication systems

Broadband design on dual and circularly polarized antennas for wireless communication systems

... impedance bandwidth The broadband design of dual and circularly polarized antennas demands precise wideband control of individual orthogonal radiated polarizations Dual linear polarization is attained ... operating bandwidth This thesis presents the broadband design of dual and circularly polarized antennas, and the bandwidth definitions are first established 1.2 Bandwidth Definitions The bandwidth ... ABSTRACT The broadband design of dual and circularly polarized antennas demands precise wideband control of individual orthogonal radiated polarizations The quality of polarization is related...
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báo cáo hóa học:

báo cáo hóa học:" The biomechanical analysis of three plating fixation systems for periprosthetic femoral fracture near the tip of a total hip arthroplasty" docx

... article as: Lever et al., The biomechanical analysis of three plating fixation systems for periprosthetic femoral fracture near the tip of a total hip arthroplasty Journal of Orthopaedic Surgery and ... Iesaka K, Kummer FJ, Egol KA: Fixation of periprosthetic femoral shaft fractures associated with cemented femoral stems: a biomechanical comparison of locked plating and conventional cable plates ... near the tip of a total hip arthroplasty [1,5,12-15] The aim at present, therefore, was to evaluate the biomechanical performance immediately following surgery of cable-plate and screw-plate Figure...
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Báo cáo hóa học:

Báo cáo hóa học: " Correlation analysis of the speech multiscale product for the open quotient estimation" doc

... especially at the beginning of the frame We also note the efficient role of the 3.4 MP crosscorrelation for open phase estimation To calculate the glottis open phase duration of the speech signal, ... wavelet analysis, the MP method is proposed It consists of making the Page of 12 product of the WT coefficients of the acoustic signal over three scales It enhances the peak amplitude of the modulus ... parts The third step computes the crosscorrelation function between the obtained two parts for estimating the open phase duration, and the autocorrelation of the negative part for estimating the...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article Throughput Analysis of Band-AMC Scheme in Broadband Wireless OFDMA System" pptx

... frequency-selective fading channel in the broadband OFDMA system In this case, the channel quality of each subchannel is determined by taking the average SNR over all corresponding subcarriers In the bandAMC ... case of order statistics has captured the attention of researchers in the area of signal processing and wireless communication systems [6, 7] The remainder of this paper is organized as follows In ... of users Diversity Band-AMC (μ = 6) Band-AMC (μ = 4) Band-AMC (μ = 2) 60 70 Band-AMC (μ = 12) Band-AMC (μ = 5) Band-AMC (μ = 3) Band-AMC (μ = 1) 10 20 30 40 50 The number of users Diversity Band-AMC...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article A Note on Convergence Analysis of an SQP-Type Method for Nonlinear Semidefinite Programming" ppt

... “The rate of convergence of the augmented Lagrangian method for nonlinear semidefinite programming,” Mathematical Programming, 2008 D Noll, “Local convergence of an augmented Lagrangian method for ... Optimality conditions Let the Lagrangian function of 1.1 be L x, λ, μ f x λ, h x μ, g x 2.8 Journal of Inequalities and Applications Robinson’s constraint qualification CQ is said to hold at a feasible ... then any element in ∂F x, λ, μ is nonsingular, where F is defined by 2.11 Convergence analysis of the SQP-type method In this section, we analyze the local quadratic convergence rate of an SQP-type...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article Analysis of Filter-Bank-Based Methods for Fast Serial Acquisition of BOC-Modulated Signals" potx

... 18], whose number of degrees of freedom depends on the method and the number of filters used Next section presents the parameters of the distribution of Z for each of the analyzed methods Elena ... V Calmettes, Analysis of non ambiguous BOC signal acquisition performance,” in Proceedings of the 18th International Technical Meeting of the Satellite Division of the Institute of Navigation ... mentioned that FBB methods have also been studied by the author in the context of hybrid-search acquisition [12] However, the theoretical analysis of FBB methods is newly introduced here ACQUISITION...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article A Comparative Analysis of Kernel Subspace Target Detectors for Hyperspectral Imagery" pdf

... observation as a linear combination of the target spectral signature and noise: (30) where a is an attenuation constant (target abundance measure) When a = no target is present and when a > a target ... 1994 [3] D Manolakis, G Shaw, and N Keshava, Comparative analysis of hyperspectral adaptive matched filter detectors, ” in Algorithms for Multispectral, Hyperspectral, and Ultraspectral Imagery VI, ... nonlinear mapping associated with a kernel function k, a is an attenuation constant (abundance measure), the high-dimensional vector φ(s) contains the spectral signature of the target in the feature...
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