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These supplemental navigation systems would greatly help in ensuring that the drones get to complete their missions even if something goes wrong. Control systems are pivotal to the success of drones.
These systems are used for the purpose of controlling different aspects of the drone while it is flying like interference, power conditions, acceleration, moisture and temperature ranges. Without these control systems, the drone would go rogue and it would be impossible to control its movements.
Infrared: Here infrared light pulses are used to locate signals inside a building. A professional installs infrared readers in every room of the house, and when they create a pulse, the pulse is read by a reader device. When properly installed, this system is highly accurate. Unfortunately, you have to install a reader in every room, which can be expensive if you have a large building.
Wi-Fi based tags: This technology relies on Wi-Fi transmitters that send simple packets to Wi-Fi access points in a building. The access points report the time and strength of the readings to a backend that makes use of algorithms to calculate the position of the various objects and persons.