2.1 Sensors and Actuators in IoT2.1.1 Case Studies: RFID Principles, Components, and Applications2.2 Pillars of Embedded IoT and Physical Devices2.2.1 Machine-to-Machine2.2.2 IoT and M2M2.2.3 Software-Defined Networking2.2.4 Wireless Sensor Networks2.2.5 SCADA2.3 Wireless Sensor Networks2.3.1 History and Context2.3.2 Connecting Nodes2.3.3 Networking Nodes2.3.4 WSN and IoT2.4 Two Pillars of the Web: Web of Things and Cloud of Things2.4.1 Web of Things versus Internet of Things2.4.2 Architecture Standardization for WoT2.4.3 Platform Middleware for WoT2.4.4 Unified Multitier WoT Architecture2.4.5 WoT Portals and Business Intelligence2.5 Multimedia Internet of Things2.6 Internet of Mobile Things2.7 Internet of Ships2.8 Internet of Hybrid Energy Harvesting Things2.8.1 Concepts2.8.2 Comparison of Existing Energy Harvesting Techniques2.8.3 Existing Energy Harvesting Techniques2.8.4 Hybrid Energy HarvestingReferences