The telephones were restricted to workplace or homes till the end of the 20th century. Later people witnessed the entry of the pagers, beepers and finally, the cellular phones, in the world of communication.
There are many reasons why cellular phones are considered to better than other types of phones. Some major reasons are that these phones are handy and offer varieties of features, especially for entertainment. The video players, MP3 players, image viewers and editors are some of the additional features, which are specially built entertaining features in cell phones. Many will not know that how these features work, although they use cell phones on daily basis.
In fact, the GSM technology is highly responsible for the working of these features. The acronym of GSM is Global System for Mobile Communication. This is a standard technology wherein the data is transferred without the usage of cables or wires. The European Telecommunications Standards Institute (ETSI) was the first to take over this great technology i.e. in the year 1989. However, it was in the year 1990, this technology was finalized by ETSI. The combination brought by Frequency Division Multiple and Time is what used in GSM cellular phones.
The working of GSM phones:
Compared to its analog precursors, the working of GSM cellular phones is quite different. In fact, the GSM cell phones are successful in providing some important features such as multi party conferencing, call waiting and forwarding, caller ID, text messaging, encryption, fax machine etc. This technology is what makes you to talk to your caller without the interference of other callers online. This happens as the frequency channels are divided according to the specific cell phone user. In addition, the GSM phone user will also be provided with many other features as well. When it comes to key types included in GSM cell phones, you will be able to witness both single mode and dual mode, especially the external radio modems and embedded radio modules.
GSM is successful in distinguishing the data and voice communication. In fact, there are special circuits found in GSM phones especially for this process.
The advantages of GSM phones:
Wide international coverage: a user will be offered with an opportunity to enjoy broadest international coverage with the help of GSM phones. In fact, this the best benefit that any cell phone can offer. In order to make the users to work with only national networks, the GSM phones are locked. Hence, when you are out from the city, you will be able to receive or make a call with the help of new network. In order to avoid this inconvenience, you could opt for GSM world phones.
Low International Call Rates: the user can enjoy all international calls, SMS, voice calls etc, with low call rates by using GSM phones. No matter in which part of the world you are, you will be asked to pay only the standard rate for each call. Hence, the international call rates are significantly reduced by GSM phones. The are many more advantages offered by GSM Phones.