design and performance of toxicology studies
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 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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Design And Performance Of 3G Wireless Networks And Wireless Lans Springer _ www.bit.ly/taiho123
... switch its channel and frequency all at once, which is the so-called hard handoff Soft handoff can offer superior performance improvement compared to hard handoff in terms of the reverse link ... system, with soft handoff and proper power control, the system capacity can be doubled In a lightly loaded system, the cell coverage can be doubled because of soft handoff The soft handoff process ... DESIGN AND PERFORMANCE OF 3G WIRELESS NETWORKS AND WIRELESS LANS DESIGN AND PERFORMANCE OF 3G WIRELESS NETWORKS AND WIRELESS LANS MOOICHOO CHUAH Lehigh...
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Tài liệu Experiences in Design and Implementation of a High Performance Transport Protocol doc
... 10 RTT (ms) 10 Fairness and Friendliness 50 TCP flows and UDT flows between SARA and StarLight Realtime snapshot of the throughput The UDT flows have similar performance and leave enough space ... between Chicago and Amsterdam TCP Throughput (Mbps) 80 70 60 50 40 30 20 Number of UDT flows 10 Stability • Stability index of UDT and TCP – Stability: average standard deviation of throughout ... asynchronously stable • But, inefficient and not scalable – In grid networks (with high bandwidth-delay product) • RTT bias Efficiency of TCP Gb/s link, 200ms RTT, between Tokyo and Chicago 28 minutes On 10...
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báo cáo hóa học:" Research Article Design and Implementation of a Testbed for IEEE 802.15.4 (Zigbee) Performance Measurements" doc
... number of received bits) PER = Number of received packets with at least one error + Number of partial packets received Total number of received packets PLR = Number of packets sent − Number of packets ... Door Handle) (Inside Door Handle) (Inside Door Handle) (Inside Door Handle) (On Centre of Dash Board) (In the Trunk) (Under Driver’s Seat) 10 (Under Hood, Drivers Side) 11 (Under Hood, Bottom of ... Graeser, and J Jasperneite, Performance investigation and optimization of IEEE802.15.4 for industrial wireless sensor networks,” in Proceedings of the IEEE Symposium on Emerging Technologies and...
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Báo cáo hóa học: " Research Article Design, Analysis, and Performance of a Noise Modulated Covert Communications System" ppt
... the bandwidth of m(t) is very small compared with H(t) We assume that the signal bandwidth of V (t) and H(t) (hence the bandwidth of V (t) and H(t)) is BS , and that the bandwidth of nV (t) and ... output of vertical and horizontal polarized 2 2 antennas are σS /σV and σS /σH , respectively, and are denoted as SNRV and SNRH In reality, the bandwidth of V (t) is slightly greater than that of ... term) and a zero-mean band-limited Gaussian with the same power and frequency range is shown in Figure In the simulation, the bandwidth of bandpass filter is 40 MHz (BL = 20 MHz), the bandwidth of...
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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
... 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 ... 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 ... DSML and a suite of analysis and system QoS configuration tools and enables composition, schedulability analysis, and assignment of operating system priority for application components Some design- time...
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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: " Design and Characterization of a 5.2 GHz/2.4 GHz ΣΔ Fractional-N Frequency Synthesizer for Low-Phase Noise Performance" potx
... noise, that is, the contributor of the synthesizer out -of- band noise, one for the ΣΔ modulator noise that could contribute to both in-band and out -of- band noise, and one for all other noise sources ... include the design of analog and radio-frequency integrated circuits, including filter design, and communications applications He is a Member of AES, the PEO, and a Senior Member of the IEEE He ... characterization and oscillator design From 1991 to 1995, he was a Staff and Lead Oscillator Design Engineer in the Oscillator and Subsystems group at Sawtek His design and research involved high performance...
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Design and Implementation of VLSI Systems_Lecture 06: Circuit characterization and performance estimation ppt
... endmodule 1) Sketch a design using AND, OR, and NOT gates D0 S Y D1 S EXAMPLE module mux(input s, d0, d1, output y); assign y = s ? d1 : d0; endmodule 2) Sketch a design using NAND, NOR, and NOT gates ... 1.5 = 5/3 18 HI- AND LO-SKEW Def: Logical effort of a skewed gate for a particular transition is the ratio of the input capacitance of that gate to the input capacitance of an un-skewed inverter ... storage of signal values on the capacitance of high impedance circuit nodes 25 STATIC CMOS (REVIEW) 26 PROPERTIES OF COMPLEMENTARY CMOS GATES (REVIEW) High noise margins: VOH and VOL are at VDD and...
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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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Analysis, design and implementation of high performance control schemes in renewable energy source based DC AC inverter for micro grid application
... current, iCa and FFT plot of each variable at grid power command, Pg = 250 W and Qg = 0V ar with hybrid linear and non-linear load with PL = 300W with b-6 topology of inverter and Vp = 49.3 V and Vn ... incredible teachings in the design aspects of power electronics and drive systems The author would also like to thank Assoc Prof Thong T L John, Assoc Prof Y C Liang and Assist Prof Akshay K Rathore ... supervisor, Assoc Prof Sanjib Kumar Panda, who has introduced the present area of work and guided in this work The author’s thesis supervisor, Assoc Prof Sanjib Kumar Panda has been a source of incessant...
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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 synthesis of donor acceptor hybridized small molecules and graphene derivatives for photovoltaic and optical studies
... 89 XI Figure 3.3 HOMO and LUMO energy levels matched with conduction band (CB) of TiO2 and redox potential of iodide and triiodide indicate efficient charge separation and dye regeneration process ... delocalization of these states along the conjugated backbone creates two continuous bands of filled, and empty, states (Figure 1.2) The energy gap between the top level of the filled (i.e HOMO) band and ... and formation of bonds (a) for two sp2-hybridized carbon atoms Figure 1.2 A schematic diagram of energy levels, hybridization of atomic orbitals creates two continuous band states of filled and...
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Analysis, design and implementation of high performance control schemes for three phase PWM AC DC voltage source converter
... F.10 Performance and input of dual mode control (a) performance of amplitude and frequency control (b) input of amplitude and frequency control 220 List of Figures ... am deeply indebted to Dr S.K Sahoo and Mr Krishna Mainali for the valuable discussions on the design and development of my project and their constant help and suggestions in many aspects during ... 39 2.2 Phasor diagram of the unbalanced three-phase variables 40 xvii List of Figures 2.3 Equivalent circuit and phasor diagram of AC component of the current and voltage on the DC output...
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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 ... 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 ... supervisor, Prof Pooi Yuen Kam, for his expert and enlightening guidance in the achievement of this work He gave me lots of encouragement and constant support throughout my Ph D studies, and inspired...
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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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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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