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How Does Wifi For Indoor Navigation Work

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GPS is the most common method used for positioning or locating someone/yourself, your vehicle, smartphone, etc. You can track any person with the help of GPS through their smartphones. But most of the times GPS stops working when we step inside a building although it majorly depends on the construction material used in the building and its architecture. GPS doesn’t work that well indoors. Which means you can’t locate yourself or your friend in a big mall, store or hospital by using GPS.

This is when IPS comes in handy. IPS stands for Indoor Positioning system. So, basically, IPS is the system which helps to locate objects and people indoors. You can also call it Indoor navigation. Indoor navigation can be done with the help of many systems such as Bluetooth, beacon, WiFi and so on. But the most effective is using WiFi for indoor navigation.

But how does WiFi for Indoor navigation work? And what are the applications of Indoor navigation? Well, this article is all about the working of indoor navigation via WiFi. Through this article, you will get to know that how does WiFi for indoor navigation works.

Now that you have come to know that WiFi is the good alternative to GPS inside the buildings. Indoor navigation using WiFi is better than the other systems as the signal range of 30-40 meters is acceptable indoor and has stable economic viability.

Indoor Navigation using WiFi is done by WiFi fingerprinting. Each and every WiFi access point such as the hotspot, router etc. transmit some specific data signal and these signal are used for positioning indoors via WiFi. The strength of signals transmitted by the particular WiFi access point is measured by RSSI (Received Signal Strength Indication). Then RSSI and MAC address (Media Access Control) is used by an app to collect the data and locating the current location of the user device. This way it locates the position of the user indoors.

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Indoor Navigation via WiFi doesn’t require the WiFi of a particular device to get connected. Only the enabled WiFi will Work the best. But an appropriate app is required to install in the smartphone for using WiFi Indoor Navigation.

Accuracy Of WiFi Indoor Navigation

The accuracy of WiFi Indoor Navigation depends on many factors such as the number of available networks, shielding through walls, ceiling, your own body, reflections in corridors, etc. The accuracy of WiFi indoor navigation varies from 5 to 15 meters. But Smartphone sensors can be used to improve the accuracy of WiFi Indoor Navigation.

What Are The Applications Of Indoor Navigation?

Indoor navigation is quite helpful in many cases. Below are some applications and the used cases of Indoor navigation via WiFi.

Hospitals And medical Sectors

Indoor navigation via WiFi has a great significance in hospitals and medical stores. There are many purposes for which indoor navigation is used in hospitals like reminders and services, visitors, for determining the position of employees and patients, integration into hospital information system, for tracking mobile medical devices and so on.

Retails And Malls

Indoor navigation is very much used in Retails and malls. If there is an indoor navigation setup in the malls or the store then it would be quite helpful for the people to locate themselves in the mall and to locate the different sections. You can also use indoor navigation in the malls for intermodal arrival, car finder, parking, etc.


Indoor navigation in offices is of great use. You can set up an indoor navigation system in your office for tracking assets, access control, visitors and invitation management, theft protection, etc.

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Indoor navigation is also used in industries for personal tracking, process optimization, integration into existing ERP system, theft protection, definable alerts, etc.


Indoor navigation in parking helps to reduce traffic by finding a free parking space faster, optimization of accuracy rate and many such things.

Pros Of Indoor Navigation Via WiFi

  • Large Range.
  • Indoor navigation without using GPS.
  • No need to connect to the WiFi only enabled WiFi is sufficient.
  • It can detect floor levels.
  • You can use existing WiFi structure for setting up indoor navigation using WiFi.

Cons Of Indoor Navigation via WiFi

  • A smartphone application is required for indoor navigation by using WiFi.
  • Accuracy only up to 5-15 meters.

So, this was all about indoor positioning and navigation via WiFi. Hope you got the required knowledge about Indoor navigation via WiFi and how does it work. Stay tuned for more interesting updates.



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