Refers to the network of physical items with embedded systems that enables connection and data exchange
IoT Ecosystem Components
Hub
The central point connecting all IoT devices and sends commands to them
Smart Devices
Everyday objects enhanced with computing capabilities and Internet connectivity
Sensors
Detect changes in the environment and transform them into analyzable data
IoT Communication Technologies
802.11 (Wi-Fi)
Wireless networks that can operate in Infrastructure mode or Ad hoc mode
Bluetooth
Low-energy technology
Creates a mesh network
Radio-frequency Identification (RFID)
Uses electromagnetic fields to read data stored in embedded tags
Allow for accurate scanning of items and sending data of up to 2 KB to a sensor at rapid speeds
Near-field Communication (NFC)
Enables two devices to connect within a 4cm range
Infrared (IR)
Operated with line of sight
Used by very few IoT devices
Z-wave
Provides short range, low latency data transfer with slower rates and less power consumption that Wi-Fi
Commonly found in home automation products
ANT+
Collection and transfer of sensory data
Technology used to transfer data from sensors