A great discovery that leads to the changes in the entire world status of communication is the innovation of the mobile phone. By the entrance of mobile phone, there has occurred a vast and considerable change in the insight of life! Mobile phone is defined as a long-range portable electronic device, which can be used, for personal telecommunications over long distances.



Long time back, in late 1980 is the size of the mobile phone were considerably very large when compared to the ones, which are available today. Due to their size, they were used to be permanently installed in vehicles as car phones! Apart from the main function of voice exchange, the mobile phone has many additional features like those that SMS-Short Message Service used for text messaging, email, accessing internet through packet switching and MMS-Multimedia messaging service, which are preferred for sending and receiving videos and photos, infrared device that enable sending dates from mobile to mobile. The latest technology is the Bluetooth, which is a technology to receive and send any messages, photos and videos from mobile to mobile. Even radio can be listened through mobile phones.

Mobiles phones are manufactured by many companies world wide, in fact, the competition in this field is increasing day by day. The leading mobile manufacturers include Nokia, Panasonic, Samsung, Sony Ericsson, LG, Sharp, Alcatel, BenQ, Siemens, Audiovox, High Tech Computer Corporation, Kyocera, Motorola, Sanyo, Toshiba, i-mate, Sagem, Philips, T-mobile and Pantech Culritel.

The inventor of the mobile phone is Martin Cooper who made the first call on a cell phone in 1973. He was working as Motorola's General Manager at its Communication Division.

The total number of mobile phone subscribers in the world is estimated at 2.14 billion in 2005. Also, that around 80% of the world population will have mobile phones by the year 2006 and the figure will rise to 90% by the year 2010. It has also found out that Africa has the leading and the largest growth rate of cellular subscribers in the world.

GSM is a new technology adopted by almost all European nations and most Asian and African nations. Whereas in US, Australia, Japan and South Korea the legislation does not require any particular standard and in these places GSM coexists with other standards like CDMA and iDEN.

Nowadays mobile phones have become a part and parcel of every individual's life. Without them now the day does not start. These phones helps a lot in different ways as a person can be talked to at any place and at any time. There has been competition in the field of cellular service providers also thus getting a better coverage in almost all parts, even in hill topes and down the sea! It helps a person when he is in need and it plays a main role in contacting a person!

Apart from these uses, there are also many disadvantages for the mobile phones, as it is the main cause of road accidents, which is caused by talking while driving. By doing so, one looses his consciousness and become careless in driving. It is also said that use of mobile phones would cause cancer and many other health risks. It is also found to cause potential and life threatening damage during thunderstorms!

The use of mobile phones in the useful and meaningful way and in a careful manner might prove to be the best thing to be used!