\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 {subsection}{\numberline {1.6.5}Battery Repletion}{32}{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 {subsubsection}{\numberline {1.6.7.2}Sink Mobility}{33}{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 {3.2}Evaluation Tools}{55}{section.3.2}
\contentsline {subsection}{\numberline {3.2.1}Testbed Tools}{56}{subsection.3.2.1}
\contentsline {subsection}{\numberline {3.2.2}Simulation Tools}{57}{subsection.3.2.2}
-\contentsline {section}{\numberline {3.3}Optimization Solvers}{62}{section.3.3}
+\contentsline {section}{\numberline {3.3}Optimization Solvers}{60}{section.3.3}
\contentsline {section}{\numberline {3.4}Conclusion}{65}{section.3.4}
\contentsline {part}{II\hspace {1em}Contributions}{67}{part.2}
\contentsline {chapter}{\numberline {4}Distributed Lifetime Coverage Optimization Protocol in Wireless Sensor Networks}{69}{chapter.4}