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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).
The history of mobile phones covers mobile communication devices that connect wirelessly to the public switched telephone network. While the transmission of speech by signal has a long history, the first devices that were wireless, mobile, and also capable of connecting to the standard telephone network are much more recent.
Wi-Fi calling, also called VoWiFi, [1] refers to mobile phone voice calls and data that are made over IP networks using Wi-Fi, instead of the cell towers provided by cellular networks. [2] Using this feature, compatible handsets are able to route regular cellular calls through a wireless LAN (Wi-Fi) network with broadband Internet , while ...
Samsung Kies (/ ˈ k iː z /) [1] is a freeware software application used to communicate between Windows or Macintosh operating systems, and Samsung mobile phone and tablet computer devices, usually using a USB connection (though wireless LAN Kies connectivity is now possible using some devices).
Mobile phones containing two types of cellular radios for voice and data. These phones include combination of GSM and CDMA technology. They can be used as a GSM or CDMA phone according to the user's preference. These handsets are also called global phones. An example of this is the Samsung SCH-A790.
Samsung's mobile cell business began with a car phone in 1984, while its first handheld mobile phone called the SH-100 was made in 1988. [81] It expanded to other markets during the 1990s. Its first smartphone was the Samsung SPH-i300 in 2001.
An iPhone 3GS and iPad - two examples of mobile devices. A mobile device or handheld device is a computer small enough to hold and operate in hand. Mobile devices are typically battery-powered and possess a flat-panel display and one or more built-in input devices, such as a touchscreen or keypad.
The Samsung GT-I7500 Galaxy is a smartphone manufactured by Samsung that uses the open source Android operating system.It was announced on 27 April 2009 [2] and was released on 29 June 2009 as the first Samsung Mobile device to use the Android operating system introduced in the HTC Dream (marketed as the T-Mobile G1), [3] and the first in what would become the long-running Galaxy series.