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 \select@language {english}
-\contentsline {chapter}{Table of Contents}{viii}{chapter*.1}
-\contentsline {chapter}{List of Figures}{x}{chapter*.2}
-\contentsline {chapter}{List of Tables}{xi}{chapter*.3}
-\contentsline {chapter}{List of Algorithms}{xiii}{chapter*.4}
-\contentsline {chapter}{Introduction }{xv}{chapter*.5}
-\contentsline {section}{\numberline {0.1}General Introduction}{xv}{section.0.1}
-\contentsline {section}{\numberline {0.2}Motivation of the Dissertation}{xvi}{section.0.2}
-\contentsline {section}{\numberline {0.3}The Objective of this Dissertation}{xvi}{section.0.3}
-\contentsline {section}{\numberline {0.4}The main Contributions of this Dissertation}{xvii}{section.0.4}
-\contentsline {section}{\numberline {0.5}Dissertation Outline}{xviii}{section.0.5}
-\contentsline {part}{I\hspace {1em}Scientific Background}{xix}{part.1}
-\contentsline {chapter}{\numberline {1}Wireless Sensor Networks}{1}{chapter.1}
-\contentsline {section}{\numberline {1.1}Introduction}{1}{section.1.1}
-\contentsline {section}{\numberline {1.2}Wireless Sensor Network Architecture}{2}{section.1.2}
-\contentsline {section}{\numberline {1.3}Types of Wireless Sensor Networks}{4}{section.1.3}
-\contentsline {section}{\numberline {1.4}Wireless Sensor Network Applications}{6}{section.1.4}
-\contentsline {section}{\numberline {1.5}The Main Challenges in Wireless Sensor Networks}{9}{section.1.5}
-\contentsline {section}{\numberline {1.6}Energy-Efficient Mechanisms in Wireless Sensor Networks}{11}{section.1.6}
-\contentsline {subsection}{\numberline {1.6.1}Energy-Efficient Routing}{11}{subsection.1.6.1}
-\contentsline {subsubsection}{\numberline {1.6.1.1}Routing Metric based on Residual Energy}{11}{subsubsection.1.6.1.1}
-\contentsline {subsubsection}{\numberline {1.6.1.2}Multipath Routing}{12}{subsubsection.1.6.1.2}
-\contentsline {subsection}{\numberline {1.6.2}Cluster Architectures}{12}{subsection.1.6.2}
-\contentsline {subsection}{\numberline {1.6.3}Scheduling Schemes}{12}{subsection.1.6.3}
-\contentsline {subsubsection}{\numberline {1.6.3.1}Wake up Scheduling Schemes}{13}{subsubsection.1.6.3.1}
-\contentsline {subsubsection}{\numberline {1.6.3.2}Topology Control Schemes}{15}{subsubsection.1.6.3.2}
-\contentsline {subsection}{\numberline {1.6.4}Data-Driven Schemes}{16}{subsection.1.6.4}
-\contentsline {subsubsection}{\numberline {1.6.4.1}Data Reduction Schemes}{16}{subsubsection.1.6.4.1}
-\contentsline {subsubsection}{\numberline {1.6.4.2}Energy Efficient Data Acquisition Schemes}{16}{subsubsection.1.6.4.2}
-\contentsline {subsection}{\numberline {1.6.5}Battery Repletion}{17}{subsection.1.6.5}
-\contentsline {subsubsection}{\numberline {1.6.5.1}Energy Harvesting}{17}{subsubsection.1.6.5.1}
-\contentsline {subsubsection}{\numberline {1.6.5.2}Wireless Charging}{17}{subsubsection.1.6.5.2}
-\contentsline {subsection}{\numberline {1.6.6}Radio Optimization}{17}{subsection.1.6.6}
-\contentsline {subsection}{\numberline {1.6.7}Relay nodes and Sink Mobility}{17}{subsection.1.6.7}
-\contentsline {subsubsection}{\numberline {1.6.7.1}Relay node placement}{17}{subsubsection.1.6.7.1}
-\contentsline {subsubsection}{\numberline {1.6.7.2}Sink Mobility}{18}{subsubsection.1.6.7.2}
-\contentsline {section}{\numberline {1.7}Network Lifetime in Wireless Sensor Networks}{18}{section.1.7}
-\contentsline {section}{\numberline {1.8}Coverage in Wireless Sensor Networks }{19}{section.1.8}
-\contentsline {section}{\numberline {1.9}Design Issues for Coverage Problems}{20}{section.1.9}
-\contentsline {section}{\numberline {1.10}Energy Consumption Models}{21}{section.1.10}
-\contentsline {subsection}{\numberline {1.10.1}Radio Energy Dissipation Model}{22}{subsection.1.10.1}
-\contentsline {subsection}{\numberline {1.10.2}Our Energy Consumption Model}{23}{subsection.1.10.2}
-\contentsline {section}{\numberline {1.11}Conclusion}{23}{section.1.11}
-\contentsline {chapter}{\numberline {2}Related Literatures}{25}{chapter.2}
-\contentsline {section}{\numberline {2.1}Introduction}{25}{section.2.1}
-\contentsline {section}{\numberline {2.2}Coverage Algorithms}{26}{section.2.2}
-\contentsline {subsection}{\numberline {2.2.1}Centralized Algorithms}{27}{subsection.2.2.1}
-\contentsline {subsection}{\numberline {2.2.2}Distributed Algorithms}{29}{subsection.2.2.2}
-\contentsline {section}{\numberline {2.3}Conclusion}{32}{section.2.3}
-\contentsline {part}{II\hspace {1em}Contributions}{35}{part.2}
-\contentsline {chapter}{\numberline {3}Distributed Lifetime Coverage Optimization Protocol in Wireless Sensor Networks}{37}{chapter.3}
-\contentsline {section}{\numberline {3.1}Summary}{37}{section.3.1}
-\contentsline {section}{\numberline {3.2}DESCRIPTION OF THE DILCO PROTOCOL}{37}{section.3.2}
-\contentsline {subsection}{\numberline {3.2.1}Assumptions and Network Model}{37}{subsection.3.2.1}
-\contentsline {subsection}{\numberline {3.2.2}Primary Point Coverage Model}{38}{subsection.3.2.2}
-\contentsline {subsection}{\numberline {3.2.3}Main Idea}{39}{subsection.3.2.3}
-\contentsline {subsubsection}{\numberline {3.2.3.1}Information Exchange Phase}{40}{subsubsection.3.2.3.1}
-\contentsline {subsubsection}{\numberline {3.2.3.2}Leader Election Phase}{41}{subsubsection.3.2.3.2}
-\contentsline {subsubsection}{\numberline {3.2.3.3}Decision phase}{41}{subsubsection.3.2.3.3}
-\contentsline {subsubsection}{\numberline {3.2.3.4}Sensing phase}{41}{subsubsection.3.2.3.4}
-\contentsline {section}{\numberline {3.3}COVERAGE PROBLEM FORMULATION}{41}{section.3.3}
-\contentsline {section}{\numberline {3.4}Simulation Results and Analysis}{43}{section.3.4}
-\contentsline {subsection}{\numberline {3.4.1}Simulation Framework}{43}{subsection.3.4.1}
-\contentsline {subsection}{\numberline {3.4.2}Performance Metrics}{44}{subsection.3.4.2}
-\contentsline {subsection}{\numberline {3.4.3}Performance Analysis for Different Subregions}{45}{subsection.3.4.3}
-\contentsline {subsubsection}{\numberline {3.4.3.1}Coverage Ratio}{45}{subsubsection.3.4.3.1}
-\contentsline {subsubsection}{\numberline {3.4.3.2}Active Sensors Ratio}{46}{subsubsection.3.4.3.2}
-\contentsline {subsubsection}{\numberline {3.4.3.3}The percentage of stopped simulation runs}{47}{subsubsection.3.4.3.3}
-\contentsline {subsubsection}{\numberline {3.4.3.4}The Energy Consumption}{47}{subsubsection.3.4.3.4}
-\contentsline {subsubsection}{\numberline {3.4.3.5}Execution Time}{49}{subsubsection.3.4.3.5}
-\contentsline {subsubsection}{\numberline {3.4.3.6}The Network Lifetime}{49}{subsubsection.3.4.3.6}
-\contentsline {subsection}{\numberline {3.4.4}Performance Analysis for Primary Point Models}{50}{subsection.3.4.4}
-\contentsline {subsubsection}{\numberline {3.4.4.1}Coverage Ratio}{51}{subsubsection.3.4.4.1}
-\contentsline {subsubsection}{\numberline {3.4.4.2}Active Sensors Ratio}{51}{subsubsection.3.4.4.2}
-\contentsline {subsubsection}{\numberline {3.4.4.3}The percentage of stopped simulation runs}{52}{subsubsection.3.4.4.3}
-\contentsline {subsubsection}{\numberline {3.4.4.4}The Energy Consumption}{53}{subsubsection.3.4.4.4}
-\contentsline {subsubsection}{\numberline {3.4.4.5}Execution Time}{54}{subsubsection.3.4.4.5}
-\contentsline {subsubsection}{\numberline {3.4.4.6}The Network Lifetime}{54}{subsubsection.3.4.4.6}
-\contentsline {subsection}{\numberline {3.4.5}Performance Comparison with other Approaches}{56}{subsection.3.4.5}
-\contentsline {subsubsection}{\numberline {3.4.5.1}Coverage Ratio}{56}{subsubsection.3.4.5.1}
-\contentsline {subsubsection}{\numberline {3.4.5.2}Active Sensors Ratio}{57}{subsubsection.3.4.5.2}
-\contentsline {subsubsection}{\numberline {3.4.5.3}The percentage of stopped simulation runs}{57}{subsubsection.3.4.5.3}
-\contentsline {subsubsection}{\numberline {3.4.5.4}The Energy Consumption}{58}{subsubsection.3.4.5.4}
-\contentsline {subsubsection}{\numberline {3.4.5.5}The Network Lifetime}{59}{subsubsection.3.4.5.5}
-\contentsline {section}{\numberline {3.5}Conclusion}{60}{section.3.5}
-\contentsline {chapter}{\numberline {4}Multiround Distributed Lifetime Coverage Optimization Protocol in Wireless Sensor Networks}{63}{chapter.4}
-\contentsline {section}{\numberline {4.1}Summary}{63}{section.4.1}
-\contentsline {section}{\numberline {4.2}MuDiLCO protocol description}{63}{section.4.2}
-\contentsline {subsection}{\numberline {4.2.1}Background Idea}{63}{subsection.4.2.1}
-\contentsline {subsection}{\numberline {4.2.2}Information Exchange Phase}{64}{subsection.4.2.2}
-\contentsline {subsection}{\numberline {4.2.3}Leader Election phase}{64}{subsection.4.2.3}
-\contentsline {subsection}{\numberline {4.2.4}Decision phase}{65}{subsection.4.2.4}
-\contentsline {subsection}{\numberline {4.2.5}Sensing phase}{66}{subsection.4.2.5}
-\contentsline {section}{\numberline {4.3}Experimental Study and Analysis}{66}{section.4.3}
-\contentsline {subsection}{\numberline {4.3.1}Simulation Setup}{66}{subsection.4.3.1}
-\contentsline {subsection}{\numberline {4.3.2}Metrics}{68}{subsection.4.3.2}
-\contentsline {subsection}{\numberline {4.3.3}Results analysis and Comparison }{69}{subsection.4.3.3}
-\contentsline {subsection}{\numberline {4.3.4}Coverage ratio}{69}{subsection.4.3.4}
-\contentsline {subsection}{\numberline {4.3.5}Active sensors ratio}{69}{subsection.4.3.5}
-\contentsline {subsection}{\numberline {4.3.6}Stopped simulation runs}{70}{subsection.4.3.6}
-\contentsline {subsection}{\numberline {4.3.7}Energy consumption}{70}{subsection.4.3.7}
-\contentsline {subsection}{\numberline {4.3.8}Execution time}{72}{subsection.4.3.8}
-\contentsline {subsection}{\numberline {4.3.9}Network lifetime}{72}{subsection.4.3.9}
-\contentsline {section}{\numberline {4.4}Conclusion}{73}{section.4.4}
-\contentsline {part}{III\hspace {1em}Conclusions and Perspectives}{75}{part.3}
-\contentsline {part}{Bibliographie}{85}{chapter*.6}
+\contentsline {chapter}{Table of Contents}{4}{chapter*.1}
+\contentsline {chapter}{List of Figures}{6}{chapter*.2}
+\contentsline {chapter}{List of Tables}{7}{chapter*.3}
+\contentsline {chapter}{List of Algorithms}{9}{chapter*.4}
+\contentsline {chapter}{Introduction }{11}{chapter*.5}
+\contentsline {section}{\numberline {0.1}General Introduction}{11}{section.0.1}
+\contentsline {section}{\numberline {0.2}Motivation of the Dissertation}{12}{section.0.2}
+\contentsline {section}{\numberline {0.3}The Objective of this Dissertation}{12}{section.0.3}
+\contentsline {section}{\numberline {0.4}The main Contributions of this Dissertation}{13}{section.0.4}
+\contentsline {section}{\numberline {0.5}Dissertation Outline}{14}{section.0.5}
+\contentsline {part}{I\hspace {1em}Scientific Background}{15}{part.1}
+\contentsline {chapter}{\numberline {1}Wireless Sensor Networks}{17}{chapter.1}
+\contentsline {section}{\numberline {1.1}Introduction}{17}{section.1.1}
+\contentsline {section}{\numberline {1.2}Wireless Sensor Network Architecture}{18}{section.1.2}
+\contentsline {section}{\numberline {1.3}Types of Wireless Sensor Networks}{20}{section.1.3}
+\contentsline {section}{\numberline {1.4}Wireless Sensor Network Applications}{22}{section.1.4}
+\contentsline {section}{\numberline {1.5}The Main Challenges in Wireless Sensor Networks}{25}{section.1.5}
+\contentsline {section}{\numberline {1.6}Energy-Efficient Mechanisms in Wireless Sensor Networks}{27}{section.1.6}
+\contentsline {subsection}{\numberline {1.6.1}Energy-Efficient Routing:}{27}{subsection.1.6.1}
+\contentsline {subsubsection}{\numberline {1.6.1.1}Routing Metric based on Residual Energy:}{27}{subsubsection.1.6.1.1}
+\contentsline {subsubsection}{\numberline {1.6.1.2}Multipath Routing:}{28}{subsubsection.1.6.1.2}
+\contentsline {subsection}{\numberline {1.6.2}Cluster Architectures:}{28}{subsection.1.6.2}
+\contentsline {subsection}{\numberline {1.6.3}Scheduling Schemes:}{28}{subsection.1.6.3}
+\contentsline {subsubsection}{\numberline {1.6.3.1}Wake up Scheduling Schemes:}{29}{subsubsection.1.6.3.1}
+\contentsline {subsubsection}{\numberline {1.6.3.2}Topology Control Schemes:}{31}{subsubsection.1.6.3.2}
+\contentsline {subsection}{\numberline {1.6.4}Data-Driven Schemes:}{32}{subsection.1.6.4}
+\contentsline {subsubsection}{\numberline {1.6.4.1}Data Reduction Schemes}{32}{subsubsection.1.6.4.1}
+\contentsline {subsubsection}{\numberline {1.6.4.2}Energy Efficient Data Acquisition Schemes}{32}{subsubsection.1.6.4.2}
+\contentsline {subsection}{\numberline {1.6.5}Battery Repletion:}{33}{subsection.1.6.5}
+\contentsline {subsubsection}{\numberline {1.6.5.1}Energy Harvesting:}{33}{subsubsection.1.6.5.1}
+\contentsline {subsubsection}{\numberline {1.6.5.2}Wireless Charging:}{33}{subsubsection.1.6.5.2}
+\contentsline {subsection}{\numberline {1.6.6}Radio Optimization:}{33}{subsection.1.6.6}
+\contentsline {subsection}{\numberline {1.6.7}Relay nodes and Sink Mobility:}{33}{subsection.1.6.7}
+\contentsline {subsubsection}{\numberline {1.6.7.1}Relay node placement:}{33}{subsubsection.1.6.7.1}
+\contentsline {subsubsection}{\numberline {1.6.7.2}Sink Mobility:}{34}{subsubsection.1.6.7.2}
+\contentsline {section}{\numberline {1.7}Network Lifetime in Wireless Sensor Networks}{34}{section.1.7}
+\contentsline {section}{\numberline {1.8}Coverage in Wireless Sensor Networks }{35}{section.1.8}
+\contentsline {section}{\numberline {1.9}Design Issues for Coverage Problems:}{36}{section.1.9}
+\contentsline {section}{\numberline {1.10}Energy Consumption Modeling:}{37}{section.1.10}
+\contentsline {section}{\numberline {1.11}Conclusion}{39}{section.1.11}
+\contentsline {chapter}{\numberline {2}Related Literatures}{41}{chapter.2}
+\contentsline {section}{\numberline {2.1}Introduction}{41}{section.2.1}
+\contentsline {section}{\numberline {2.2}Coverage Algorithms}{42}{section.2.2}
+\contentsline {subsection}{\numberline {2.2.1}Centralized Algorithms}{43}{subsection.2.2.1}
+\contentsline {subsection}{\numberline {2.2.2}Distributed Algorithms}{45}{subsection.2.2.2}
+\contentsline {section}{\numberline {2.3}Conclusion}{48}{section.2.3}
+\contentsline {chapter}{\numberline {3}Evaluation Tools and Optimization Solvers}{51}{chapter.3}
+\contentsline {section}{\numberline {3.1}Introduction}{51}{section.3.1}
+\contentsline {section}{\numberline {3.2}Evaluation Tools}{51}{section.3.2}
+\contentsline {subsection}{\numberline {3.2.1}Testbed Tools}{52}{subsection.3.2.1}
+\contentsline {subsection}{\numberline {3.2.2}Simulation Tools}{53}{subsection.3.2.2}
+\contentsline {section}{\numberline {3.3}Optimization Solvers}{58}{section.3.3}
+\contentsline {section}{\numberline {3.4}Conclusion}{61}{section.3.4}
+\contentsline {part}{II\hspace {1em}Contributions}{63}{part.2}
+\contentsline {chapter}{\numberline {4}Distributed Lifetime Coverage Optimization Protocol in Wireless Sensor Networks}{65}{chapter.4}
+\contentsline {section}{\numberline {4.1}Summary}{65}{section.4.1}
+\contentsline {section}{\numberline {4.2}Description of the DiLCO Protocol}{65}{section.4.2}
+\contentsline {subsection}{\numberline {4.2.1}Assumptions and Network Model}{65}{subsection.4.2.1}
+\contentsline {subsection}{\numberline {4.2.2}Primary Point Coverage Model}{66}{subsection.4.2.2}
+\contentsline {subsection}{\numberline {4.2.3}Main Idea}{67}{subsection.4.2.3}
+\contentsline {subsubsection}{\numberline {4.2.3.1}Information Exchange Phase}{68}{subsubsection.4.2.3.1}
+\contentsline {subsubsection}{\numberline {4.2.3.2}Leader Election Phase}{69}{subsubsection.4.2.3.2}
+\contentsline {subsubsection}{\numberline {4.2.3.3}Decision phase}{69}{subsubsection.4.2.3.3}
+\contentsline {subsubsection}{\numberline {4.2.3.4}Sensing phase}{69}{subsubsection.4.2.3.4}
+\contentsline {section}{\numberline {4.3}Primary Points based Coverage Problem Formulation}{70}{section.4.3}
+\contentsline {section}{\numberline {4.4}Simulation Results and Analysis}{71}{section.4.4}
+\contentsline {subsection}{\numberline {4.4.1}Simulation Framework}{71}{subsection.4.4.1}
+\contentsline {subsection}{\numberline {4.4.2}Modeling Language and Optimization Solver}{72}{subsection.4.4.2}
+\contentsline {subsection}{\numberline {4.4.3}Energy Consumption Model}{72}{subsection.4.4.3}
+\contentsline {subsection}{\numberline {4.4.4}Performance Metrics}{73}{subsection.4.4.4}
+\contentsline {subsection}{\numberline {4.4.5}Performance Analysis for Different Subregions}{74}{subsection.4.4.5}
+\contentsline {subsection}{\numberline {4.4.6}Performance Analysis for Primary Point Models}{79}{subsection.4.4.6}
+\contentsline {subsection}{\numberline {4.4.7}Performance Comparison with other Approaches}{86}{subsection.4.4.7}
+\contentsline {section}{\numberline {4.5}Conclusion}{91}{section.4.5}
+\contentsline {chapter}{\numberline {5}Multiround Distributed Lifetime Coverage Optimization Protocol in Wireless Sensor Networks}{93}{chapter.5}
+\contentsline {section}{\numberline {5.1}Summary}{93}{section.5.1}
+\contentsline {section}{\numberline {5.2}MuDiLCO Protocol Description}{93}{section.5.2}
+\contentsline {subsection}{\numberline {5.2.1}Background Idea and Algorithm}{94}{subsection.5.2.1}
+\contentsline {subsection}{\numberline {5.2.2}Primary Points based Multiround Coverage Problem Formulation}{95}{subsection.5.2.2}
+\contentsline {section}{\numberline {5.3}Experimental Study and Analysis}{97}{section.5.3}
+\contentsline {subsection}{\numberline {5.3.1}Simulation Setup}{97}{subsection.5.3.1}
+\contentsline {subsection}{\numberline {5.3.2}Metrics}{98}{subsection.5.3.2}
+\contentsline {subsection}{\numberline {5.3.3}Results Analysis and Comparison }{99}{subsection.5.3.3}
+\contentsline {section}{\numberline {5.4}Conclusion}{103}{section.5.4}
+\contentsline {chapter}{\numberline {6}Perimeter-based Coverage Optimization to Improve Lifetime in Wireless Sensor Networks}{107}{chapter.6}
+\contentsline {section}{\numberline {6.1}Summary}{107}{section.6.1}
+\contentsline {section}{\numberline {6.2}The PeCO Protocol Description}{107}{section.6.2}
+\contentsline {subsection}{\numberline {6.2.1}Assumptions and Models}{107}{subsection.6.2.1}
+\contentsline {subsection}{\numberline {6.2.2}The Main Idea}{110}{subsection.6.2.2}
+\contentsline {subsection}{\numberline {6.2.3}PeCO Protocol Algorithm}{111}{subsection.6.2.3}
+\contentsline {section}{\numberline {6.3}Perimeter-based Coverage Problem Formulation}{113}{section.6.3}
+\contentsline {section}{\numberline {6.4}Performance Evaluation and Analysis}{114}{section.6.4}
+\contentsline {subsection}{\numberline {6.4.1}Simulation Settings}{114}{subsection.6.4.1}
+\contentsline {subsection}{\numberline {6.4.2}Simulation Results}{115}{subsection.6.4.2}
+\contentsline {subsubsection}{\numberline {6.4.2.1}Coverage Ratio}{115}{subsubsection.6.4.2.1}
+\contentsline {subsubsection}{\numberline {6.4.2.2}Active Sensors Ratio}{115}{subsubsection.6.4.2.2}
+\contentsline {subsubsection}{\numberline {6.4.2.3}The Energy Consumption}{117}{subsubsection.6.4.2.3}
+\contentsline {subsubsection}{\numberline {6.4.2.4}The Network Lifetime}{117}{subsubsection.6.4.2.4}
+\contentsline {section}{\numberline {6.5}Conclusion}{117}{section.6.5}
+\contentsline {part}{III\hspace {1em}Conclusion and Perspectives}{121}{part.3}
+\contentsline {chapter}{\numberline {7}Conclusion and Perspectives}{123}{chapter.7}
+\contentsline {section}{\numberline {7.1}Conclusion}{123}{section.7.1}
+\contentsline {section}{\numberline {7.2}Perspectives}{124}{section.7.2}
+\contentsline {part}{Bibliographie}{139}{chapter*.6}