GSM Cell Phones

GSM cell phones for staying connected from anywhere in the world

Global system for Mobile Communications or GSM cell phones lead the entire world as one of the most reliable, advanced and fastest growing digital technologies in the cell phone market today. These phones present high speed data, integrated voice mail, paging, fax and SMS services capabilities. The GSM cell phones users can take pleasure in secure communications and can enjoy the features of unparalleled fraud prevention and call privacy. The Global System for Mobile Communication cell phones subscribers can use their cell phones at homes, across the continent, across town and even around the world except in the countries with specific SIM cards.

GSM cell phones and frequencies

The GSM cell phones operate on multiple spectrum frequency that is used around the world, mainly at 1900 MHZ, 1800 MHZ and 900 MHZ. Numerous cell phones networks operate at different frequencies that mean, that if you want to use the cell phone outside the premises of the country, you may require a handset, which supports various frequency bands.

There are 3 bands at which the cell phone transmission is actually based on, with various countries operating at different frequencies falling in different bands. As a general guideline, the dual band phone operates at 1800 MHZ and 900 MHZ spectrum, while the Tri-band operates on 3 frequency bands i.e. 1900 MHZ, 1800 MHZ and 900 MHZ. Besides this, the Quad-band phone enables the user to roam wherever globally. It operates 1900 MHZ, 1800 MHZ, 900 MHZ and 850 MHZ frequency ranges. This makes the GSM cell phones the only mobile phone standard in the world.

Talk from anywhere through GSM cell phones

As the name says the Global System for Mobile Communication, the GSM cell phones give its subscribers an opportunity to travel throughout the world. With the GSM cell phones, you need not worry about changing the SIM cards or various other elements of cell phone or carry dreaded second mobile phone. Furthermore, this phone allows you use all the features of the phone devoid of place restriction.

GSM cell phones with various plans

Today, the Global System for Mobile Communication or the GSM cell phones are being provided with some exceptional plans such as cheaper long distance charges, free airtime and in several cases inexpensive international roaming rates. At numerous places, the service providers provides life time receiving calls on you pre-paid sim cards of your GSM cell phone.

Five different cell sizes of GSM cell phones

There are five sizes in GSM cell phones network; they include micro, macro, femto, pico and umbrella cells. The coverage area of each cell differs depending on the implementation environment. The micro cells are the cells whose height of the antenna are below the average roof level and are generally used in the urban areas. The macro cells are regarded as the cells where the main station or the base station antenna is mounted on a building or a mast above the average roof level. While the femto cells are mainly designed for use in the small business or residential environment and connect with the service provider’s network through broadband Internet connection. The Pico cells are the tiny cells whose area coverage diameter is several dozen meters and used indoors. Last but not the least, the Umbrellas cells are for covering the shadow regions of tiny cells and fill in the gaps in the coverage connecting those cells.