topology spatial reuse and connectivity

MAC protocols for wireless networks spatial reuse and energy efficiency

MAC protocols for wireless networks spatial reuse and energy efficiency

... their moral and financial support in my upgrading of myself Last but not least, I would like to thank my wife, Teresa, for her understanding and support throughout this entire process and for giving ... components A component has four interrelated parts: a set of command handlers, a set of event handlers, an encapsulated fixed-size frame, and a bundle of simple tasks each of which operate on its task ... computation power, data storage, communication bandwidth and energy With the limited amount of computational and storage capacity, there is a need for a simple and stateless protocol design Since communications...

Ngày tải lên: 10/11/2015, 11:29

116 295 0
programming pc connectivity applications for symbian os smartphone synchronization and connectivity for enterprise and application developers

programming pc connectivity applications for symbian os smartphone synchronization and connectivity for enterprise and application developers

... Symbian OS and PC Connectivity 2.1 2.2 2.3 2.4 A History of Symbian OS PC Connectivity Using PLP PC Connectivity Using TCP/IP PC Connectivity Using OBEX An Architectural Overview of PC Connectivity ... PC connectivity applications for Symbian OS : smartphone synchronization and connectivity for enterprise and application developers / by lan McDowall p cm Includes bibliographical references and ... TCP/IP and PPP A Client-Server Model of PC Connectivity The Symbian Connect Object Model 4.1 4.2 4.3 4.4 4.5 Overview Functionality in SCOM and in PC Suites SCOM and BAL COM Programming and Language...

Ngày tải lên: 01/06/2014, 12:33

478 424 0
prehistoric and protohistoric cyprus identity insularity and connectivity may 2008

prehistoric and protohistoric cyprus identity insularity and connectivity may 2008

... Mediterranean Islands, Insularity, and Identity Background and Current Research Issues, Agendas, and Archaeological Constructs Island Archaeology, Insularity, and Island History xv xx 10 13 14 The Island ... maritime and terrestrial domains, recalling the islanders’ own experience of the land and the sea (Grima 2001: 62–3; Tilley 2004: 136–7) Island archaeology and island history today seek Wrst and foremost ... Identities Island Identities: Cyprus and the Mediterranean 373 373 376 The Mediterranean and its Boundaries 382 Comparative Studies and Mediterranean Island Archaeology 386 Islands and Identities:...

Ngày tải lên: 11/06/2014, 10:36

518 264 0
báo cáo hóa học:" Editorial Challenges on Complexity and Connectivity in Embedded Systems" docx

báo cáo hóa học:" Editorial Challenges on Complexity and Connectivity in Embedded Systems" docx

... components heterogeneity and to provide a plug and play support The proposed approach is expected to ease setup, service provisioning, and enable connections to external and remote network services ... instruction dependencies, caches, branch prediction, and out-of-order execution However, these features make it very difficult to perform a safe and tight worst-case execution time (WCET) analysis ... previously largely used in the areas of systems modelling and simulation In this article Prickett et al employ this concept as a process monitoring and management application The monitoring system can...

Ngày tải lên: 21/06/2014, 20:20

2 300 0
Báo cáo hóa học: " Editorial Spatial Sound and Virtual Acoustics" potx

Báo cáo hóa học: " Editorial Spatial Sound and Virtual Acoustics" potx

... are spatial hearing and spatial sound capture, processing, and reproduction Ville Pulkki et al Aki H¨ rm¨ was born in Oulu, Finland, in a a 1969 He received the Master’s and Doctor’s degrees ... virtual auditory environments and in computer music installations His research activities cover methods to reproduce spatial audio and methods to evaluate quality of spatial audio reproduction He ... (wife and two children), playing various musical instruments, and singing Christof Faller received an M.S (Ing.) degree in electrical engineering from ETH Zurich, Switzerland, in 2000, and a...

Ngày tải lên: 22/06/2014, 19:20

3 261 0
Báo cáo hóa học: " Dynamic Resource Reservation and Connectivity Tracking to Support Real-Time Communication among Mobile Units Tullio Facchinetti" docx

Báo cáo hóa học: " Dynamic Resource Reservation and Connectivity Tracking to Support Real-Time Communication among Mobile Units Tullio Facchinetti" docx

... the network topology even when nodes move, a similar mechanism based on a connectivity matrix is used to track the current topology Both mechanisms, for consensus as well as for connectivity ... (1b) and (2a) means a bitwise or and captures the knowledge that node pw has about the nodes that were already notified of the consensus process, and passes that knowledge to pk Rules (1a) and ... process, and restart transmitting This is illustrated in Figure 7a where node p2 reach consensus and starts the new schedule, while nodes p1 and p5 stop transmitting to avoid collisions and restart...

Ngày tải lên: 23/06/2014, 00:20

19 287 0
Spatial Multiplexing and Channel Modeling docx

Spatial Multiplexing and Channel Modeling docx

... I: Spatial Multiplexing and Channel Modeling Analogy with Time-Frequency Channel Modeling Time-Frequency Spatial- Angular Domains Time Frequency Angular Spatial Resources signal duration T bandwidth ... MIMO I: Spatial Multiplexing and Channel Modeling MIMO Capacity via SVD Narrowband MIMO channel: is by , fixed channel matrix Singular value decomposition: are complex orthogonal matrices and real ... Spatial Multiplexing and Channel Modeling Example 4: MIMO, Tx Antennas Apart hi is the receive spatial signature from Tx antenna i along direction Ωi = cos φri: Two degrees of freedom if h1 and...

Ngày tải lên: 11/07/2014, 21:20

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Báo cáo toán học: " Multimatroids II. Orthogonality, minors and connectivity" ppt

Báo cáo toán học: " Multimatroids II. Orthogonality, minors and connectivity" ppt

... independently introduced by Dress and Havel [11], Chandrasekaran and Kabadi [9], and the author [2] A delta-matroid is a set-system D = (V, F ), where V is a finite set and F is a nonempty collection ... half-edge incident to ei and V j , we replace e1 and e2 i by two edges e1 and e2 , where ej is incident to hj and hj , for j = 1, So we split the component of G that contains e1 and e2 into a component ... independent set, and a circuit is a subtransversal C of Ω that is not independent and is minimal with this property We denote by I(Q), B(Q) and C(Q) the collections of independent sets, bases and circuits,...

Ngày tải lên: 07/08/2014, 06:22

25 291 0
Báo cáo lâm nghiệp:" Structure, spatial distribution and competition in mixed jack pine (Pinus banksiana) stands on clay soils of eastern Canada" pps

Báo cáo lâm nghiệp:" Structure, spatial distribution and competition in mixed jack pine (Pinus banksiana) stands on clay soils of eastern Canada" pps

... tree species in pure jack pine stands and stands composed of a mixture of jack pine and white birch and jack pine and trembling aspen Source DF Mean square P>F Stand type Error 19 0.498 0.929 0.711 ... species in 68-years old pure jack pine stands, stands mixed with aspen and stands mixed with white birch The spatial distribution of trees in jack pine stands mixed with aspen shows that jack pine ... III) 3.4 Spatial distributions L statistic for the spatial distribution of trees in one of the pure jack pine stands is presented in Figure 2a superimposed on the complete spatial randomness...

Ngày tải lên: 08/08/2014, 01:21

9 320 0
Báo cáo y học: " There has been a lack of investigation into the spatial distribution and clustering of suicide in Australia, where the population density is lower than " pot

Báo cáo y học: " There has been a lack of investigation into the spatial distribution and clustering of suicide in Australia, where the population density is lower than " pot

... Population and Housing, digital statistical boundaries and base maps There were 125 LGAs in Queensland in 2001 All suicide data were then compiled and linked at the LGA level The Australian Standard ... transfer and spatial display Population data in total, by gender and age groups (i.e., ≤24-years for youth and adolescents, 25 to 44-years for young adults, 45 to 64-years for middle-aged adults, and ... were randomly distributed and to explore the spatial clusters of suicide In the spatial cluster analysis, the suicide relative risk (RR) of each LGA was calculated using a Poisson model, and the...

Ngày tải lên: 11/08/2014, 16:22

10 357 0
spatial variability and terminal density implications in soil behavior

spatial variability and terminal density implications in soil behavior

... In general, the ratio between the horizontal and vertical hydraulic conductivity ranges between and 10 (Lambe and Whitman 1969; Al-Khafaji and Andersland 1992) Flow conditions described by Equation ... density and factor of safety against liquefaction (Ishihara and Yoshimine 1992) 112 4.17 Volumetric strain as a function of shear strain a) Volumetric strain and shear strain for dry sands and modification ... effects of spatial variability are explored within conduction and diffusion processes Mixtures, layered systems, inclusions and random fields are considered, using numerical, experimental and analytical...

Ngày tải lên: 14/11/2014, 06:11

248 269 0
the spatial, spectral and polarization properties of solar flare x-ray sources

the spatial, spectral and polarization properties of solar flare x-ray sources

... spectral, spatial and polarization properties of the observed X-ray emission Some of the spatial and polarization changes are analysed for the first time in Chapters and of this thesis and are published ... ultraviolet and visible light However, the chromosphere and corona 1.2: Electron and ion interactions the solar atmosphere are optically thin at high X-ray and gamma-ray energies, and studying ... 42 2.1 The standard deviation and FWHM plotted against electron energy for a point source and a source of Gaussian standard deviation d = 10￿￿ 2.2 50 Plots of the energy AE , BE and pitch angle...

Ngày tải lên: 22/12/2014, 20:30

202 432 0
Unequal Regional Development in Rural Vietnam Sources of Spatial Disparities and Policy Considerations

Unequal Regional Development in Rural Vietnam Sources of Spatial Disparities and Policy Considerations

... resources are found in the variables of RICELAND, ANTRLAND, PERETRLAND, FORESTLAND, WATERAREA, GRASSLAND, RESILAND, GARDENLAND, and TEMPLAND They stand for area of rice cultivation per year, area ... RICELAND 0.034 *** 0.000 ANTRLAND 0.048 *** 0.004 PERETRLAND 0.086 *** 0.000 FORESTLAND 0.021 * 0.030 WATERAREA 0.120 *** 0.000 GRASSLAND 0.223 RESILAND 0.161 GARDENLAND -0.455 0.436 TEMPLAND ... 0.222 GRASSLAND Total area of land for grass 0.001 0.028 RESILAND Area of land for housing or construction purpose 0.014 0.085 GARDENLAND Area of garden 0.000 0.010 TEMPLAND Area of land for temporary...

Ngày tải lên: 08/08/2015, 19:23

11 347 0
Fixed domain asymptotics and consistent estimation for gaussian random field models in spatial statistics and computer experiments

Fixed domain asymptotics and consistent estimation for gaussian random field models in spatial statistics and computer experiments

... = 1/4 and 𝜙1,1 (𝑥/𝛾 𝑛 ) 78 Table 2.6 Percentiles (standard errors in parentheses), Means and Stan√ √ dard Deviations (SD) of 𝑛(ˆ1 𝛼1,𝑛 − 𝜎 𝛼2𝜈 )/( 2𝜎 𝛼2𝜈 ), and Biases 𝜎 2𝜈 and Mean ... = 1/4 and 𝜙1,1 (𝑥/𝛾 𝑛 ) 79 Table 2.7 Percentiles (standard errors in parentheses), Means and Stan√ √ dard Deviations (SD) of 𝑛(ˆ1 𝛼1,𝑛 − 𝜎 𝛼2𝜈 )/( 2𝜎 𝛼2𝜈 ), and Biases 𝜎 2𝜈 and Mean ... coefficients and 𝑋(t) is assumed to be Gaussian random field with mean zero and covariance 𝐶𝑜𝑣(𝑋(t), 𝑋(s)) = 𝜎 𝑅(t, s), where 𝜎 is the variance and 𝑅(t, s) is the correlation The smoothness and properties...

Ngày tải lên: 11/09/2015, 10:01

177 145 0
Coverage and connectivity management in wireless sensor networks

Coverage and connectivity management in wireless sensor networks

... link layer and provides coverage and connectivity support for network layer protocols On the other hand, macroscale coverage and connectivity management resides in application layer and provides ... and system initialization and operation sequences are explained vii List of Figures 1.1 1.2 1.3 Illustrations of coverage and connectivity Relationship between coverage and connectivity ... procedures to monitor and control the network sensing coverage (area coverage) and connectivity It involves the functions of coverage and connectivity planning, monitoring and maintenance according...

Ngày tải lên: 14/09/2015, 14:05

162 311 0
Effects of Spatial Heterogeneity and Behavioral Tactics on Dynamics of Two Consumers and One Common Resource

Effects of Spatial Heterogeneity and Behavioral Tactics on Dynamics of Two Consumers and One Common Resource

... common patch and in the refuge The parameters a and b represent the capture rates of consumer Nguyen-Phuong and Nguyen-Ngoc Effects of spatial heterogeneity and i on the resource e and f are the ... resource r and K are the growth rate and the carrying capacity of the resource CiC and CiR are the densities of consumer i, i ∈ 1, 2, in the common patch and in the refuge, respectively miC and miR ... aggressiveness and spatial heterogeneity on population dynamics In this article, individuals competed for a common resource and the model was aimed at looking for the effects of behavior tactics and spatial...

Ngày tải lên: 16/10/2015, 14:09

19 194 0
THE SPATIAL HETEROGENEITY AND ANOMALOUS DIFFUSIVITY IN SILACA LIQUID

THE SPATIAL HETEROGENEITY AND ANOMALOUS DIFFUSIVITY IN SILACA LIQUID

... 6f where both contain one Si THE SPATIAL HETEROGENEITY AND ANOMALOUS DIFFUSIVITY IN SILACA LIQUID 103 atom and four O atoms 2, 3, and The stage in figure 4c and figure 4e is similar to each other ... two with SiO4 →SiO5 (Fig 4a → Fig 4c and Fig 4d → Fig 4e, here Fig 4b is the transition between Fig 4a and Fig 4c) and two with SiO5 →SiO4 (Fig 4c → Fig 4d and Fig 4e → Fig 4f) Note that the stage ... (Fig 4a, Fig 4c, and Fig 4d) are different We call these stages “non-repeated stage” ( NN −stg ) and Nstg be the number of all stages Ntr and Nnr−tr are the number of transition and non-repeated...

Ngày tải lên: 31/10/2015, 10:44

7 256 0
Succeed at IQ tests improve your numerical, verbal and spatial reasoning skills

Succeed at IQ tests improve your numerical, verbal and spatial reasoning skills

... Tests Improve your Numerical, Verbal and Spatial Reasoning Skills Philip Carter & Ken Russell London and Philadelphia iii First published in Great Britain and the United States in 2002 by Kogan ... : improve your numerical, verbal, and spatial reasoning skills / Philip Carter and Ken Russell p cm Rev ed of: The Times book of IQ tests Book / Ken Russell and Philip Carter ISBN 978-0-7494-5228-5 ... Russell and Philip Carter, 2002, 2008 The right of Ken Russell and Philip Carter to be identified as the authors of this work has been asserted by them in accordance with the Copyright, Designs and...

Ngày tải lên: 12/08/2013, 18:49

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