What Does WIFI Stand For? Who Invented It And When?


So you are here looking for some awesome information related to WIFI and you are surfing to the answer to the question what does WIFI stands for. You would be glad to know that you have arrived at the best place. Here you will get answers related to all such questions. Some of the topics covered in this article are:

  • Meaning of WIFI
  • WIFI full form in computer
  • Its invention, security and uses.

What does WIFI stands for?

The full form of WIFI is WIRELESS FIDIBILITY. It is a brand name for using products and is trademark.

what does WIFI stand for in computer terms?

Apart from it’s real name, there are some more name by which it is known in computer related fields. Some of the are listed below:

  1. Wire Free Internet
  2. Wireless File

Definition of WIFI:

It is a technology of wireless local area network. It allows you to enjoy being on internet very easily. You don’t need to have Ethernet cables in this case. One thing you should keep in mind is that the device that provides WIFI signals should be kept in range otherwise you won’t get good signals

When was WIFI invented?

The idea was coined in 1992. It was invented by a number of great minds. Dr John was the head of this team. Vic Hayes is known as the father of this awesome technology which we call WIFI.

How does WIFI work?

How does WIFI work

The principle is same as that is used by other wireless devices. Radio frequencies are used to send signals between devices. Don’t confuse them with the frequencies emitted by radios or cell phones. Hotpots are created with the help of WIFI adaptors. A router is used to decode the signals. You can get connected. The signal depends on radio power output, antenna and frequency band.

Advantages and disadvantages of using WIFI:


It proves to be quite useful in many areas where wired network may give up. Some advantages are:

  • You can get connected to internet from anywhere. You can enjoy WIFI at the place you wish but there should be WIFI signals on that place.
  • The network can serve a large number of clients. Many people can get benefit at a time from it.
  • This is not so expensive. It proves to be quite cost saving.
  • If you want to connect a new device to WIFI you just need to do some simple settings are you are done with it. It is unlike to that of wire network settings in which a complete process is required in this regard.


  • Security is the main issue in this case. You are at the risk of being hacked. Hackers can steal your information.
  • Another issue is range. In order to access the signals you should be in the range. If you go out of the range the signal should be weaker or even may diminish.
  • They are not reliable; there can be large number of interference.
  • Two WIFI channels of very high density in a same area may cause problem with each other.

Uses of WIFI:


  • Your device can work as a remote control.
  • You can easily send files/documents from a location where signal are available.
  • You can easily tether your phone to your computer.
  • You can enjoy movies and songs
  • Get information from web easily.

How to use a secured WIFI network?

Your security is the most important thing when using internet. This security is at a great risk when you are using a WIFI or let me correct, a public WIFI. In such cases your data is being shared with hundred of people.  Following the guidance below you can be secures while using it.

  • It is quite common to have settings enable on home network to share and receive files from other devices on the same network but when using a public network you should switch off the settings.
  • From your security settings enable the firewall.
  • You should keep SSL enabled while accessing to applications.
  • Don’t forget to write https before a web address. In this case your privacy will be safe from evil hands.
  • It is common practice to enable WIFI on a home network even when there is no use of it, but when being on a public network switch off the WIFI if there is no need of using it.
  • Try to use a virtual private network. This is most secured way.
  • Check your antivirus. Switch it on and  Don’t forget to keep it up to date.
  • Avoid doing any work on public network which involves sending of any sensitive data.
  • Don’t forget to log out form your personal account when your work is finish.

What is hotspot?

What is hotspot

It is the area in which the WIFI is accessible. It can be public or any closed network. You can make a device hotspot and can connect another device to internet by that device.

What does GPS stands for?

What does GPS stands for

Full form of GPS is global positioning system. It measures the travel time of radio receiver. It uses a system to find your location. It is used in cars, cell phones and many devices. This system can tell you where you are and how much you have travelled. These trackers prove to be a source of good security

What does HDMI stand for?

Its full form is high definition multimedia interface. The idea got popular in 2002. It is used for connecting devices. It is an interface through which you can transfer data. A HDMI cable is used. Its many versions are available. But the similarity between all of them is that all use the same cable.

What does LAN stands for?

What does LAN stands for

It’s full form is local area network. It is used to connect computers with in a limited area. Ethernet cables are used. Unlike WIFI its speed does not depend on range. It is mostly used in desktop computers. It a great source of networking in a small area.

What does AM and FM stands for?

Within a radio broadcasting, the signal travel in the 2 paths. These are:



Full form of am is amplitude modulation.  In this, the amplitude of radio waves is used to encode data.



Full form of FM is frequency modulation. In this the information is encode with the variation in the frequency. In FM a little change in amplitude will have no big effect.


Until now I am pretty much sure you would have understand that what is WIFI, what does it stands for and who invented it. This wireless technology has made connecting with internet much easier.

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