In a business context, asset tracking refers to a company keeping physical tabs on its assets. Or, put simply, using a tracking device to identify the physical location of different objects.
Internet of Things (IoT)
The Internet of Things (IoT) is the network of physical items that use sensors, software, and wireless devices to connect and communicate with each other.
Wi-Fi refers to a wireless technology that enables mobile and stationary devices (smartphones, tablets, personal computers, IoT gadgets, etc.) to connect to local networks and the Internet, often for free.
Chain of Custody
Chain of custody refers to the process of tracking a product from its initial source as raw materials through to its final destination, whether that is the end user or retailer.
Location data is information about the geographical position of a device at a specific time. Devices may be standalone such as a smartphone that can collect and transmit data about its whereabouts.
Interferometry is based on wireless propagation. Wireless propagation in space is very useful for location tracking - RADAR is a good example.
Real-Time Location System (RTLS)
A real-time location system is a technology-based solution that tracks and monitors the exact location of a given item or asset.