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".
Mobile phone charm Mobile phone charm Phone charms (also phone danglers, phone lanyards, phone chains and phone straps) are charms that are connected to a mobile device via a small strap, a plug-in tube that fits into the jack port, a band knotted with a cow hitch knot, or a lanyard. Some phones may have a loop hole through which a strap can be attached or a phone case may be needed for the strap in phones that lack a loop hole. In Japan, they are known as . Phone straps have now become a cultural phenomenon beyond their basic utilities, and they