無線傳感器網(wǎng)絡(luò)同步技術(shù)

內(nèi)容概要

無線傳感器網(wǎng)絡(luò)在民用與軍用設(shè)備中有著廣泛的應(yīng)用。微傳感器以無線互聯(lián)的形式完成高度分散系統(tǒng)中的感應(yīng)、計算、通信以及控制等工作。
塞佩丁編著的《無線傳感器網(wǎng)絡(luò)同步技術(shù)（影印版）》介紹了無線傳感器網(wǎng)絡(luò)部署中的一項最關(guān)鍵的技術(shù)：同步技術(shù)。本書概述了無線傳感器網(wǎng)絡(luò)中的時鐘同步協(xié)議，著重講解了導(dǎo)出高效時鐘補(bǔ)償評估方法以及運行評估指標(biāo)等技術(shù)手段?！稛o線傳感器網(wǎng)絡(luò)同步技術(shù)（影印版）》適合電子信息專業(yè)、計算機(jī)專業(yè)的高年級本科生、研究生以及相關(guān)研究人員閱讀。

作者簡介

作者：（美國）Erchin Serpedin （美國）Qasim M.Chaaudhari

書籍目錄

PREFACE page XI
1 INTRODUCTION page
 1.1 Wireless Sensor Networks
 1.2 Time Synchronization
 1.3 Importance of Time Synchronization
 1.4 History of Clock Synchronization
 1.5 Outline
2 SIGNAL MODELS FOR TIME SYNCHRONIZATION page lO
 2.1 Definition of Clock lo
 2.2 Design Considerations
 2.3 Delay Components in Timing Message Delivery
3 TIME SYNCHRONIZATION PROTOCOLS page
 3.1 Pairwise Synchronization -
 3.1.1 Timing-Sync Protocol for Sensor Networks
（TPSN）
 3.1.2 Tiny-Sync and Mini-Sync
 3.1.3 Reference Broadcast Synchronization
（RBS）
 3.1.4 Flooding Time Synchronization Protocol
（FTSP）
 3.2 Network-Wide Synchronization
 3.2.1 Extension of TPSN
 3.2.2 Lightweight Time Synchronization
（LTS）
 3.2.3 Extension of RBS
 3.2.4 Extension of FTSP
 3.2.5 Pairwise Broadcast Synchronization
（PBS）
 3.2.6 Time Diffusion Protocol （TDP）
 3.2.7 Synchronous and Asynchronous Diffusion
Algorithms
 3.2.8 Protocols Based on Pulse Transmissions
-
 3.3 Adaptive Time Synchronization
 3.3.1 Rate-Adaptive Time Synchronization
（RATS）
 3.3.2 RBS-based Adaptive Clock
Synchronization
 3.3.3 Adaptive Multi-Hop Time
Synchronization （AMTS）
4 FUNDAMENTAL APPROACHES TO TIME SYNCHRONIZATION page
 4.1 Sender-Receiver Synchronization （SRS）
 4.2 Receiver-Only Synchronization （ROS）
 4.3 Receiver-Receiver Synchronization
（RRS）
 4.4 COmparisons
5 MINIMUM VARIANCE UNBIASED ESTIMATION （MVUE）OF CLOCK OFFSET
page
 5.1 The System Architecture -
 5.2 Best Linear Unbiased Estimation Using Order
Statistics（BLUE-OS）
 5.2.1 Symmetric Link Delays
 5.2.2 Asymmetric Link Delays -
 5.3 Minimum Variance Unbiased Estimation （MVUE）
 5.3.1 Asymmetric Link Delays
 5.3.2 Symmetric Link Delays
 5.4 Explanatory Remarks
6 CLOCK OFFSET AND SKEW ESTIMATION page
 6.1 Gaussian Delay Model
 6.1.1 Maximum Likelihood （ML） Clock Offset
Estimation -
 6.1.2 Cramer-Rao Lower Bound （CRLB） for Clock
Offset
 6.1.3 Joint Maximum Likelihood Estimation （JMLE）
of Clock Offset and Skew
 6.1.4 Cramer-Rao Lower Bound （CRLB） for Clock
Offset and Skew
 6.2 Exponential Delay Model.
 6.2.1 Cramer-Rao Lower Bound （CRLB） for Clock
Offset -
 6.2.2 Joint Maximum Likelihood Estimation （JMLE）
of Clock Offsetand Skew
7 COMPUTATIONALLY SIMPLIFIED ScHEMEs FOR ESTIMATION OF CLOCK OFFSET
AND SKEW page
 7.1 Using the First and the Last Data
Sample
 7.1.1 Gaussian Delay Model
 7.1.2 Exponential Delay Model
 7.1.3 Combination of Clock Offset and Skew
Estimation
 7.1.4 Simulation Results
 7.2 Fitting the Line Between Two Points at Minimum Distance
Apart
 7.2.I Simulation Results lol
 7.2.2 Computational Complexity Comparison
lo
8 PAIRWISE BROADCAST SYNCHRONIZATION （PBS） - page lo
 8.1 Synchronization for Single-Cluster Networks
lo
 8.2 Comparisons and Analysis lo
 8.3 Synchronization for Multi-Cluster Networks - lo
 8.3.1 Network-Wide Pair Selection
Algorithm （NPA） lO
 8.3.2 Group-Wise Pair Selection Algorithm
（GPA） - 1io
 8.4 Comparisons and Analysis
9 ENERGY-EFFICIENT ESTIMATION OF CLOCK OFFSET FOR INACTIVE
NODES page
 9.1 Problem Formulation
 9.2 Maximum Likelihood Estimation （MLE）
 9.3 Cramer-Rao Lower Bound （CRLB）
 9.3.1 CRLB for the Clock Offset of Inactive Node
q
 9.3.2 CRLB for the Clock Offset of Active Node
t'
 9.4 Simulation Results
10 SOME IMPROVED AND GENERALIZED ESTIMATION SCHEMES FOR CLOCK
SYNCHRONIZATION OF INACTIVE NODES page
 10.1 Asymmetric Exponential Link Delays
 10.1.1 Best Linear Unbiased Estimation
Using Order Statistics （BLUE-OS）
 10.1.2 Minimum Variance Unbiased Estimation
（MVUE）
 10.1.3 Minimum Mean Square Error （MMSE）
Estimation
 10.2 Symmetric Exponential Link Delays -
 10.2.1 Best Linear Unbiased Estimation
Using Order Statistics（BLUE-OS）
 10.2.2 Minimum Variance Unbiased
Estimation （MVUE）
 10.2.3 Minimum Mean Square Error （MMSE）
Estimation
11 ADAPTIVE MULTI=HOP TIME SYNCHRONIZATION （AMTS） page
I
 11.1 Main Ideas -
 11.2 Level Discovery Phase
 11.3 Synchronization Phase
 11.4 Network Evaluation Phase 16o
 11.4.1 Synchronization Mode Selection
16o
 11.4.2 Determination of Synchronization
Period
 11.4.3 Determination of the Number of
Beacons
 11.4.4 Sequential Multi-Hop
Synchronization Algorithm （SMA）
 11.5 Simulation Results -
12 CLOCK DRIFT ESTIMATION FOR ACHIEVING LONG-TERM SYNCHRONIZATION -
page
 12.1 Problem Formulation 17o
 12.2 The Estimation Procedure
13 JOINT SYNCHRONIZATION OF CLOCK OFFSET AND SKEW IN a
RECEIVER-REcEIVER PROTOCOL page
 13.1 Modeling Assumptions
 13.2 Joint Maximum Likelihood Estimation （JMLE）of the Offset
and Skew
 13.3 Application of the Gibbs Sampler
 13.4 Performance Bounds and Simulations
14 ROBUST ESTIMATION OF CLOCK OFFSET page
 14.1 Problem Modeling and Objectives -
 14.2 Gaussian Mixture Kalman Particle Filter
（GMKPF）
 14.3 Testing the Performance of GMKPF -
 14.4 Composite Particle Filtering （CPF） with Bootstrap
Sampling （BS）
 14.5 Testing the Performance of CPF and CPF with
BS
15 CONCLUSIONS AND FUTURE DIRECTIONS page
ACRONYMS page
REFERENCES page
INDEX page

編輯推薦

　　SynchronizatiOn in Wireless Sensor Networks　　·Wireless sensor networks have a huge number and range of applications.and criticalto their deployment is the process of synchronization presented in this book.　　·The most important clock synchronization protocols are summarized.with emphasis on design and optimization techniques for building efficient clock offset estimation schemes and performance benchmarks.

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