How does wireless internet work?

How does wireless internet work? There are many kinds of broadband wireless internet. You could use WiFi internet service, mobile wireless internet, internet access using WiMAX solution and satellite internet wireless access.

Let’s first define what wireless internet is. Wireless internet access doesn’t require a wire to connect you to the Internet provider. So there is a wireless connection between you, as user, and your wireless internet provider. There are four main ways to accomplish such a connection:

1) Mobile wireless internet
In addition to GSM voice calls the mobile network operators offer mobile wireless internet. Every new mobile phone has an option to connect to the Internet. Also special mobile cards for PC give you possibility to use internet wherever you go are.
There are different technologies that mobile operators use. GSM and CDMA are used for the phone calls but they have a really slow internet connection – 9.6 kbps. While there are systems used solely for connection to the Internet and packet transfer such as GPRS (up to 114 kbps), EDGE (up to 384 kbps), UMTS (up to 2Mbps) and HSDPA(+) (up to 42Mbps).

2) WiFi internet service
For WiFi internet service you need to use Wi-Fi providers.
Most of this site is about WLAN or WiFi. Find out what is WiFi.

3) Internet access using WiMAX solution
Find out what is WiMAX and advantages and disadvantages of WiMAX technology.

4) Satellite internet wireless access
If you live in a remote region, where the mentioned above free ways of broadband wireless internet are not available, the best (and probably the only) option for you is Satellite internet wireless access. This is the most expensive option, both for equipment and for service.

When we talk about equipment, outside you need a satellite dish and transmit-and-receive electronics that are connected with coaxial cable to Indoor Receive Unit (IRU) and Indoor Transmit Unit (ITU) which are connected to your PC through USB connector.

These kinds of access technologies you could also call – the Last mile connection.

In a wireless technology it is also good to mention the RFID and the RFID application.