design and performance evaluation of dryers
Báo cáo hóa học: " Research Article Design and Performance Evaluation of an Adaptive Resource Management Framework for Distributed Real-Time and Embedded Systems" pptx
... flexibility (iii) Design of a framework determines its performance and applicability The design of key modules and entities of the resource management framework determines the scalability, and therefore ... middleware, and (2) design- time versus run-time QoS configuration, optimization, analysis, and evaluation of constraints, such as timing, memory, and CPU 2.1 Overview of conventional and QoS-enabled ... Section 5 EMPIRICAL RESULTS AND ANALYSIS This section presents the design and results of experiments that evaluate the performance and scalability of RACE in our prototype of the NASA MMS mission...
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Analysis, Design and Performance Evaluation of Optical Fiber potx
... of forward error correction coding (FEC) System capacity (for BER = 10 −12 ) is shown to be 23 Gb/s without coding, and 75 Gb/s with a (255,239) Reed Solomon code The effect of non-rectangular ... receiver sensitivity is investigated for both OOK and FSK transmission, assuming the system (de)multiplexer filters to be N’th order Butterworth bandpass Although narrower filters are recommended ... better in a peak optical power limited environment Performance- optimized spectrum-sliced WDM systems have potential use in both local loop and long-distance fiber communication systems which...
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Design and performance evaluation of energy aware DVS based scheduling strategies for hard real time embedded multiprocessor systems
... the design of fast and efficient static and dynamic energy-aware scheduling algorithms for maximizing the lifetime of an embedded multiprocessor system using DVS-based techniques Specifically, we design ... sensor nodes P Ei and P Ej is denoted by τij and ξij respectively It is assumed that the time and energy cost of wireless transmission is the same at both the sender and the receiver and no techniques ... is defined to evaluate the quality of the candidate solution The genetic algorithm starts with a randomly generated population of candidate solutions These candidate solutions are then evaluated...
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DELIVERING HEALTH EDUCATION VIA THE WEB: DESIGN AND FORMATIVE EVALUATION OF A DISCOURSE-BASED LEARNING ENVIRONMENT pot
... structure and navigation, readability of text, appropriateness of graphics and icons, clarity and quality of information, suitability of external links, and clarity and perceived motivating and discussion ... formative evaluation of the Web site have a varied teaching background in terms of level and content and are focusing their postgraduate studies on the design, development and evaluation of technology-based ... Web-based and classroom learning environments; the design and development of a prototype Web environment to facilitate these learning activities; and, the formative evaluation of learning activities and...
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Báo cáo hóa học: " Research Article Design and Experimental Evaluation of a Vehicular Network Based on NEMO and MANET" pdf
... concerning real performances of multhop designs is much larger There are works related to real evaluations of VANET designs [11, 12], and a limited literature for concrete cases of multi-hop transmissions ... supports both NEMO and MANET connectivity In this paper, the focus is on investigating the operation and performance of the simultaneous usage of VANET and NEMO routes An initial set up of a field testbed ... with the performance of the VANET subsystem, while Section evaluates the integrated MANEMO performance, both indoor and outdoor, considering field trials of the IPv6 mobility testbed of the Anemone...
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Báo cáo hóa học: " Research Article Nonparametric Interference Suppression Using Cyclic Wiener Filtering: Pulse Shape Design and Performance Evaluation" pptx
... coordination levels between the narrowband and wideband signals: (1) unknown and known CFOs; and (2) unknown and known cycle frequencies of the wideband signal (i) The case of an unknown CFO: for this case, ... the boundaries of the bandwidth occupied by the wideband signal On the other hand, for zero and a small Δ f , that is, interference lying within the Nyquist bandwidth of the wideband signal, the ... ⊗ h2,c (t) + (8) responses for the wideband and narrowband signals, respectively The transmitted symbols for the wideband and narrowband signals, x1 (l) and x2 (l), are modulated using balanced...
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Báo cáo hóa học: " Research Article Design and Performance Analysis of an Adaptive Receiver for Multicarrier DS-CDMA" doc
... waveform with unit amplitude and duration τ, ωq and φq are the frequency and random phase of the qth subcarrier, respectively, and c(k) (t) is the spreading sequence of user k, which is given by ... structure of the APIC receiver with pre- and post-MRC combining Section analyzes the performance of the receiver and derives the corresponding closed form BER expression Numerical results and discussions ... synchronous MC-DS-CDMA system and study its performance Assuming that the system consists of K number of users and that all the users employ the same transmitter structure of Figure 1, the received...
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Báo cáo hóa học: " Research Article Nonparametric Interference Suppression Using Cyclic Wiener Filtering: Pulse Shape Design and Performance Evaluation" pdf
... coordination levels between the narrowband and wideband signals: (1) unknown and known CFOs; and (2) unknown and known cycle frequencies of the wideband signal (i) The case of an unknown CFO: for this case, ... the boundaries of the bandwidth occupied by the wideband signal On the other hand, for zero and a small Δ f , that is, interference lying within the Nyquist bandwidth of the wideband signal, the ... ⊗ h2,c (t) + (8) responses for the wideband and narrowband signals, respectively The transmitted symbols for the wideband and narrowband signals, x1 (l) and x2 (l), are modulated using balanced...
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Design and performance analysis of efficient wireless systems
... DESIGN AND PERFORMANCE ANALYSIS OF EFFICIENT WIRELESS SYSTEMS WANG PEIJIE (M.Sc., National University of Singapore) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ... Our design and analysis of the ABEP-based and the BEOP-based power control laws are generalized for both BPSK and quadrature phase shift keying (QPSK) modulations 1.2.2 Receiver Design and Performance ... understand that for the same packet, its CSIT and CSIR are different, or say, decorrelated due to the delay This is a practical and general model for the design and performance analysis of actual...
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Design and performance analysis of quadratic form receivers for fading channels
... effort into the design and performance analysis of QFRs In the following, a literature review of QFRs and some related topics will be given 1.2 Review of Quadratic-Form Receivers and Related Topics ... 208 5.9 xi LIST OF FIGURES 6.1 Diagram of the evaluation of the product of two Gaussian Q-functions.226 6.2 Exact value of IRician in (6.42), its upper bound in (6.45) and its lower bound ... GUB1-KL and GLB1-KL on Q(a, b) for the case of b > a 109 Diagram of the derivation of the new generic exponential bounds GUB2-KL and GLB2-KL on Q(a, b) for the case of a > b 112 Diagram of...
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Design and performance analysis of MIMO space time block coding systems over general fading channels
... comparison of G2 and the optimum G4 systems with BPSK modulation 4.6 88 91 The normalized ISI of original G4 code matrix (4.39), hand-designed code matrix (4.53) and the ... of ’every-other-line’ code matrix 4.8 92 The BEP of original G4 code matrix (4.39), hand-designed code matrix (4.53) and the optimum code matrix (4.41), compared with that of ... the remarkable development of wireless communication, especially in the last decade Consequently, the demand for bandwidth and capacity becomes more and more urgent, and the fading problem has...
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Tài liệu The Design and Performance of a Real-time CORBA Event Service doc
... demultiplexing; framing and error-handling; parameter marshalling and demarshalling; and operation dis- software by allowing decoupled suppliers and consumers, asynchronous event delivery, and distributed ... role of a mediator between ibility of tightly coupled software can substantially increase consumers and suppliers The Event Channel manages object the effort and cost of integrating new and improved ... Broker: Architecture and Specification, 2.2 ed., Feb 1998 [2] T H Harrison, D L Levine, and D C Schmidt, “The Design and Performance of a Real-time CORBA Event Service,” in Proceedings of OOPSLA ’97,...
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design and performance of 3g wireless networks and wireless lans
... University of Waikato, New Zealand Stefan J Boddie, University of Waikato, New Zealand Ian H Witten, University of Waikato, New Zealand Section IV: Use and Impact Chapter XI Digital Libraries and Society: ... Development History and Landscape (2) Design Architecture and Systems (3) Implementation Issues and Challenges (4) Use and Impact (5) Users and Usability (6) Future Trends of Digital Libraries ... Participation summary of ICADL conferences ICADL 1998 # of Papers 23 # of Papers from Asia 18 # of Countries # of Countries from Asia # of Institutions 17+ # of Institutions from 12+ Asia # of Academic...
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Báo cáo toán học: " Recursive analytical performance evaluation of broadcast protocols with silencing: application to VANETs EURASIP Journal on Wireless Communications and " pptx
... analytical performance evaluation of a family of multihop broadcast protocols The framework allows to derive several average performance metrics, including reliability, latency, and efficiency, and it ... constant and equal to the minimum value defined by the standard, denoted as CWmin , and corresponding to 32 The backoff period is slotted and the duration of the backoff, expressed in terms of number of ... the very idea of IF The shape of p, as a function of d, is shown in Figure 5, for different values of c and ρs It can be observed that the PAF of SIF is monotonically increasing and concave for...
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báo cáo hóa học:" Research Article A Formal Model for Performance and Energy Evaluation of Embedded Systems" pot
... 2004 [5] W Ye, N Vijaykrishnan, M Kandemir, and M J Irwin, “The design and use of SimplePower: a cycle-accurate energy estimation tool,” in Proceedings of the 37th Design Automation Conference (DAC ... automate same steps of the proposed methodology The tool was named PECES (Performance and Energy Consumption Evaluation of Embedded Systems) It receives the annotated source code and the architecture ... behavior of processors and memory architectures at a high-level of abstraction Further, the workload under evaluation is mapped into the hardware model to carry out the performance and energy...
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Báo cáo hóa học: "Performance evaluation of time-multiplexed and data-dependent superimposed training based transmission with practical power amplifier model" doc
... the soft-input soft-output (SISO) decoder from which we obtain our first soft decoded bit estimates to be provided for the pd and elimiter estimation and compensation block and for bit error evaluation ... and PAPR effects in more detail and after that we will describe the reference spectral power mask and related simulations and results 5.1 PAPR analysis and simulated results For the analysis and ... can decrease further the IBO and OBO requirements with QPSK and 16-QAM constellations The reduced OBO and IBO may significantly ease the design, implementation and cost of the required power amplifier...
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Báo cáo hóa học: " Research Article Performance Evaluation of WiMAX Broadband from High Altitude Platform Cellular System and Terrestrial Coexistence Capability" ppt
... CIR and CINR performance in a HAP uplink system with reuse factor = 30 Figure 8: CIR performance of a HAP WiMAX system with reuse factor = 3.2 HAP uplink system performance evaluation Uplink performance ... cells in the same frequency band CIR and CINR can be expressed as CDF of CIRH and CINRH of HAP WiMAX system (refuse factor = 3) 1 0.8 21 CDF of CIRUH and CINRUH of HAP WiMAX uplink system (N = 4) ... and antenna models considered for HAPs and that of the terrestrial deployments is described In Section 3, the downlink and uplink HAP WiMAX cellular system performance is evaluated in terms of...
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Báo cáo hóa học: " Research Article Design and Performance of Cyclic Delay Diversity in UWB-OFDM Systems" docx
... Scottland, June 2007 [7] K.-B Png, X Peng, and F Chin, Performance studies of a multi-band OFDM system using a simplified LDPC code,” in Proceedings of the International Workshop on Ultra-Wideband ... delay of the cth cluster, and τ c,l is the delay of α(c, l) relative to Tc According to (1), the total number of clusters is C + and the total number of channel taps is L + Both cluster arrival and ... without sacrificing performance Reference [8] evaluates the performance of space-time block code (STBC) and convolutional STBC (CC-STBC) on a series of channel models at different rates and concludes...
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