Mobile phone commercially available handheld mobile phone. From 1983 to 2014, worldwide mobile phone subscriptions grew to over seven billion—enough to provide one for every person on Earth. In first quarter of 2016, the top smartphone developers worldwide were Samsung, Apple, and Huawei, with smartphone sales represented 78 percent of total mobile phone sales. For feature phones (or "dumbphones") , the largest were Samsung, Nokia, and Alcatel. A handheld mobile radio telephone service was envisioned in the early stages of radio engineering. In 1917, Finnish inventor Eric Tigerstedt filed a patent for a "pocket-size folding telephone with a very thin carbon microphone".
Prepaid mobile phone prosecution of associated crimes. As a result, policymakers decided to repeal the regulation three years later. A prepaid phone number specifically purchased to be used briefly and then replaced is known colloquially as a burner phone or burner. A Los Angeles technology company currently offers a mobile application of the same name that replicates this functionality for a smartphone. United States Senators Chuck Schumer (D-NY) and John Cornyn (R-TX) introduced legislation requiring consumers to produce identification before buying pre-paid phones in 2010, which was not passed. In an effort to differentiate the prepaid from post-paid service for their customers, CSPs