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Cat S22 Flip with Android operating system and touch display. Cat Phone was a range of toughened and strengthened mobile phones, including rugged smartphones developed, manufactured and sold by Bullitt Mobile Ltd [3], part of the British telecommunications and consumer electronics technology company Bullitt Group Ltd, under exclusive license from Caterpillar Inc. since 2012.
Martin Cooper, a former general manager for the systems division at Motorola, led a team that produced the DynaTAC 8000X, the first commercially available cellular phone small enough to be easily carried, and made the first phone call from it. Martin Cooper was the first person to make an analog cellular mobile phone call on a prototype in 1973.
That original handset, called the DynaTAC 8000x (DYNamic Adaptive Total Area Coverage) weighed 2.5 pounds (1.1 kg), measured 10 inches (25 cm) long and was dubbed "the brick" or "the shoe" phone. [19] A very substantial part of the DynaTAC was the battery, which weighed four to five times more than a modern cell phone. [7]
The majority of Bag Phones operated on the AMPS network, and a few special models produced in the late 1990s, dubbed the Digital Concert Series, ran on the TDMA network, in addition to AMPS. Because both the AMPS and TDMA networks are extinct as of February 2008, [ 2 ] the service life of all Motorola Bag Phones have come to end, and they now ...
A satellite phone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the line-of-sight between the phone and ...
MotoMESH – A mobile wireless broadband product providing proprietary "Mesh-Enabled Architecture" and standards-based 802.11 network access in both the unlicensed 2.4 GHz band and the licensed 4.9 GHz public-safety band; HotZone Duo – Meshed wireless broadband networking product supporting both 2.4 GHz 802.11b/g and 5.8 GHz 802.11a standards.
IBM debuted a prototype device, code named "Sweetspot", [15] on November 16, 1992, [16] [17] at the COMDEX [18] computer and technology trade show in Las Vegas, Nevada, United States. The Sweetspot prototype combined a mobile phone and PDA into one device, allowing a user to make and receive telephone calls, facsimiles, emails and cellular pages.
Two decades of evolution of mobile phones, from a 1992 Motorola DynaTAC 8000X to the 2014 iPhone 6 Plus. A mobile phone, or cell phone, [a] is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).