plate design and performance
Tài liệu The Design and Performance of a Real-time CORBA Event Service doc
Ngày tải lên :
19/02/2014, 18:20
... demultiplexing; framing and error-handling; parameter marshalling and demarshalling; and operation dis- software by allowing decoupled suppliers and consumers, asynchronous event delivery, and distributed ... Levine, and S Mungee, “The Design and Performance of Real-Time Object Request Brokers,” Computer Communications, vol 21, pp 294–324, Apr 1998 [6] A Gokhale and D C Schmidt, “Evaluating the Performance ... suppliers and consumers, which are listed on the y-axis Supplier2 and consumer2 run at the highest frequency (40 Hz), supplier1 and consumer1 run at the next highest frequency (20 Hz), and supplier0 and...
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design and performance ofan ammonia measurement system
Ngày tải lên :
19/03/2014, 16:47
... technology, different size and shape relationships may affect emissions To avoid this problem, Schmidt and Bicudo proposed a standard design for a wind tunnel (2002) The proposed design follows a wind ... equipment that can efficiently and accurately compare emissions To complete this task, a measurement system was developed and performance tested to measure ammonia Performance tests included uncertainty ... involves measuring upwind and downwind concentrations and modeling the dispersion of ammonia The plume sampling method involves sampling upwind and downwind of the source and back calculating the...
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design and performance of 3g wireless networks and wireless lans
Ngày tải lên :
01/06/2014, 00:46
... Digital Library 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 ... Improvements in design, development and evaluation can have a major organizational, national and international impact We need better theories, tools and techniques to support designers in designing, ... Waikato, New Zealand John Thompson, 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...
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Báo cáo hóa học: " Research Article Beamforming in Ad Hoc Networks: MAC Design and Performance Modeling" docx
Ngày tải lên :
21/06/2014, 22:20
... effective and also it may not be the appropriate solution in multipath environments Likewise, using two channels, two transceivers are needed and the front-end becomes complex and expensive in cost and ... parts: the first one focuses on the MAC design, while the second deals with the analytical modeling of the performance of that design BMAC: A Novel MAC Design 2.1 Related Works In the literature, ... using some numerical methods Because of using the four way handshaking, Tsucc and Tcoll are calculated according to (11) and based on tsucc and tcoll where tsucc = DIFS + 3SIFS + prpdelay + Transmit...
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Báo cáo hóa học: " Research Article Design and Performance Evaluation of an Adaptive Resource Management Framework for Distributed Real-Time and Embedded Systems" pptx
Ngày tải lên :
22/06/2014, 00:20
... management algorithms and middleware platforms and improve flexibility (iii) Design of a framework determines its performance and applicability The design of key modules and entities of the resource ... planners are designed and built to solve mission goals and not perform such platform/middleware-specific operations (ii) Design- time: Cadena [32] is an integrated environment for developing and verifying ... capabilities more transparently and nonintrusively than Kokyu, QuO, and Qoskets In particular, it allocates CPU, memory, and networking resources to application components and tracks and manages utilization...
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Báo cáo hóa học: " Research Article Nonparametric Interference Suppression Using Cyclic Wiener Filtering: Pulse Shape Design and Performance Evaluation" pptx
Ngày tải lên :
22/06/2014, 06:20
... ⊗ 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 ... Networking 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: ... Nyquist bandwidth, normalized by the Nyquist bandwidth, is known as the excess bandwidth and measured in percentage For example, a pulse that occupies twice the Nyquist bandwidth has an excess bandwidth...
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Báo cáo hóa học: " Research Article Design and Performance of Cyclic Delay Diversity in UWB-OFDM Systems" docx
Ngày tải lên :
22/06/2014, 06:20
... 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 ... Simulation and analytical results show that CDD improves the SER performance and reduces outage probability significantly due to its diversity advantage The results clearly indicate the performance ... eig1 R4 eff eff , eig1 R4 − eig3 R4 SIMULATION AND ANALYTICAL RESULTS The SER and outage probability are evaluated using CM1 and CM4 channel models CM1 and CM4 are statistical Poramate Tarasak et...
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Báo cáo hóa học: " Research Article Design and Performance Analysis of an Adaptive Receiver for Multicarrier DS-CDMA" doc
Ngày tải lên :
22/06/2014, 19:20
... rectangular pulse 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 ... 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 are presented ... integer less than or equal to x Assuming a passband null-to-null bandwidth, the transmission bandwidth for the SC-DS-CDMA is 2/Tc Maintaining this bandwidth, if the chip duration on each subcarrier...
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Báo cáo hóa học: " Research Article Nonparametric Interference Suppression Using Cyclic Wiener Filtering: Pulse Shape Design and Performance Evaluation" pdf
Ngày tải lên :
22/06/2014, 19:20
... ⊗ 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 ... Networking 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: ... Nyquist bandwidth, normalized by the Nyquist bandwidth, is known as the excess bandwidth and measured in percentage For example, a pulse that occupies twice the Nyquist bandwidth has an excess bandwidth...
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Introduction to IP and ATM Design and Performance pptx
Ngày tải lên :
27/06/2014, 14:20
... the telecommunications and Internet world, provides an introduction to the design and performance issues surrounding IP and ATM We cover performance evaluation by analysis and simulation, presenting ... understanding and support through thick and thin! Simpo PDF Merge Introduction to IP and ATM Design Performance: With Applications Analysis Software, Second Edition J M Pitts, J A Schormans and ... comprehensive, we believe it presents the essentials of design and performance analysis for both IP and ATM technologies in an intuitive and understandable way Applications analysis software Where’s...
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Analysis, Design and Performance Evaluation of Optical Fiber potx
Ngày tải lên :
06/08/2014, 00:20
... be 23 Gb/s without coding, and 75 Gb/s with a (255,239) Reed Solomon code The effect of non-rectangular spectra on receiver sensitivity is investigated for both OOK and FSK transmission, assuming ... 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 ... and FSK transmission, assuming the system (de)multiplexer filters to be N’th order Butterworth bandpass Although narrower filters are recommended for improving power budget, it is shown that system...
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Design and performance analysis of efficient wireless systems
Ngày tải lên :
10/09/2015, 08:25
... 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 ... is easy to 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 ... Figures 5.9 ABEP performance of the A-ML and the ML detectors in a single relay system with perfect and imperfect CSI, respectively 127 5.10 ABEP performance of the A-ML and the ML detectors...
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Some fundamental issues in receiver design and performance analysis for wireless communication
Ngày tải lên :
10/09/2015, 15:51
... design and performance analysis In this thesis, we consider the physical layer and and the data link layer The commonly used physical layer performance measures for fading channels are ABEP and ... The Trellis Search Algorithm and Performance 30 2.3.2 Pilot-symbol-assisted Block Detection and Performance 34 2.3.3 Decision-aided Block Detection and Performance 38 2.4 Comparison ... detection and decision-aided block detection We compare them with block-by-block detection algorithms and show the former’s advantages in complexity and performance The commonly used performance...
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Phy layer and mac layer protocol design and performance analysis for opportunistic spectrum access in cognitive radio networks
Ngày tải lên :
10/09/2015, 15:53
... outlines the non-cooperative and cooperative spectrum sensing strategies, the spatial and temporal OSA mechanisms, the guaranteed access and random access models, and the performance analysis of IEEE ... Traffic Model and Assumptions 56 4.2.4 Spectrum Access Scheme 57 4.2.5 PU’s Activities and Performance Parameters 58 Slotted CR-ALOHA and its Performance ... 4.5.1 Performance of slotted CR-ALOHA 76 4.5.2 Performance of CR-CSMA 81 4.5.3 Tradeoff between Performance and Interference 83 4.5.4 Tradeoff between Performance...
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Design and performance analysis of quadratic form receivers for fading channels
Ngày tải lên :
14/09/2015, 11:19
... schemes designed for MIMO systems, and determine schemes for which it is possible to design a GQR 1.2.3 Space–Time Coding and Unitary Space–Time Modulation Space–time coding (STC) is a technique designed ... is worth investigating the performance of the QR and developing some GQRs for USTM to improve its error performance In [21], Hochwald and Marzetta analyzed the error performance of the QR for ... better SER performance, but its form is more complicated and will consume more computation time Since designing new optimal USTC to provide better error performance with simple encoding and decoding...
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Design and performance analysis of MIMO space time block coding systems over general fading channels
Ngày tải lên :
14/09/2015, 14:05
... to its simple design and good performance In the rest of the chapter, we will first review different MIMO systems and then focus on space-time coding (STC) The performance and the design of STBC ... process and forward the received signals at the relay The most common strategies are amplify -and- forward (AF) and decode -and- forward (DF) Other strategies include compress -and- forward (CF) and selection ... allocation and the equal power allocation, with η = 90% and ζ = 80%, 70%, 50% and 0%, respectively 2.9 40 43 Case I: BEP results for the conventional and the optimum SBS receivers, 2Tx and 2Rx...
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Design and performance evaluation of energy aware DVS based scheduling strategies for hard real time embedded multiprocessor systems
Ngày tải lên :
30/09/2015, 06:05
... 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 ... [13, 65] and genetic algorithms [67, 70, 73] Tabu search and simulated annealing are single solution-based search heuristics This type of approach focus on modifying and improving a single candidate ... these solution again On the other hand, particle swarm optimization and genetic algorithms use a population-based approach to maintain and improve multiple candidate solutions, using the characteristics...
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Design And Performance Of 3G Wireless Networks And Wireless Lans Springer _ www.bit.ly/taiho123
Ngày tải lên :
12/10/2016, 13:22
... DESIGN AND PERFORMANCE OF 3G WIRELESS NETWORKS AND WIRELESS LANS DESIGN AND PERFORMANCE OF 3G WIRELESS NETWORKS AND WIRELESS LANS MOOICHOO CHUAH Lehigh ... INTRODUCTION TO PROBABILITIES AND RANDOM PROCESS A.l The Basic Concept of probability A.2 Random variable and random process A.2.1 The Concept of a Random Variable A.2.2 Distribution and Density Function ... analysis of wireline and wireless communication systems and networks, radio resource management, algorithms and protocol designs, and traffic engineering She has been awarded patents and has 14 patent...
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Optimization of design and operating parameters on the year round performance of a multi-stage evacuated solar desalination system using transient mathematical analysis
Ngày tải lên :
05/09/2013, 16:11
... There are many design and operating parameters which affect the performance characteristics and distillate yield of the multi-stage evacuated desalination system These parameters and their effects ... of March 5.6 Effect of series and parallel combination of flat plate collectors The combination of flat plate collectors in both series and parallel are considered and its effect on the outlet ... model was developed for the flat plate collector and the multi-stage evacuated solar desalination system to evaluate the optimum design configuration and system performance throughout the year...
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