What is Mobile Phone?


This article is about Mobile Phone

WHAT IS cell phone


A cell phone (also called mobile, cellular phone, cell phone or hand phone) is an electronic device used for full duplex two-way radio telecommunications over a cellular network of base stations known as cell sites. Mobile phones differ from cordless telephones, which only offer telephone service within limited range through a single bottom place attached to a fixed land line, for example within a home or an office. Low-end mobile phones are often referred to as feature phones, whereas high-end mobile phones that offer higher computing aptitude are referred to as smart phones.

A cell phone allows its customer to create and be given telephone calls to and from the public telephone network, which include other mobiles, and fixed line phones across the world. It does this by connecting to a cellular network owned by a mobile network operator. A key feature of the cellular network is that it enables seamless telephone calls even when the user is moving around wide areas via a process known as handoff or handover.

In totaling to organism a handset, contemporary movable phones also hold up many extra services, and accessories, such as SMS (or text) messages, email, Internet access, gaming, Bluetooth, infrared, camera, MMS messaging, MP3 player, radio and GPS.

The earliest hand over held telephone was established by Martin Cooper of Motorola in 1973, by means of a telephone weighing in at two kilos. In the year 1990, 12.4 million public international had cellular subscriptions. By the finish of 2009, only 20 years afterward, the numeral of cell phone cellular subscriptions international reached just about 4.6 billion, 370 times the 1990 number, stabbing the developing economies and success.


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