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Mitchell In 1983, the Dyna TAC 8000x was the first commercially available handheld mobile phone.From 1983 to 2014, worldwide mobile phone subscriptions grew to over seven billion, penetrating virtually 100% of the global population and reaching even the bottom of the economic pyramid.To deal with this problem, some rabbinical organizations have recommended that phones with text-messaging capability not be used by children.Phones with restricted features are known as kosher phones and have rabbinical approval for use in Israel and elsewhere by observant Orthodox Jews.This sparked competition in the sector as the new operators challenged the incumbent 1G network operators.Ten years later, in 2001, the third generation (3G) was launched in Japan by NTT Do Co Mo on the WCDMA standard.

The first two commercially available technologies billed as 4G were the Wi MAX standard, offered in North America by Sprint, and the LTE standard, first offered in Scandinavia by Telia Sonera.A mobile phone, known as a cell phone in North America, is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area.The radio frequency link establishes a connection to the switching systems of a mobile phone operator, which provides access to the public switched telephone network (PSTN).Feature phone is a term typically used as a retronym to describe mobile phones which are limited in capabilities in contrast to a modern smartphone.Feature phones typically provide voice calling and text messaging functionality, in addition to basic multimedia and Internet capabilities, and other services offered by the user's wireless service provider.

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