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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 degree of integration between phones and carriers, unique phone features, non-standardized platforms, and tailoring to Japanese culture made it difficult for Japanese manufacturers to export their phones, especially when demand was so high in Japan that the companies did not feel the need to look elsewhere for additional profits.
For Dummies is an extensive series of instructional reference books which are intended to present non-intimidating guides for readers new to the various topics covered. The series has been a worldwide success with editions in numerous languages.
Android, a mobile OS developed by Google, is the first completely open-source mobile OS, meaning that it is free to any cell phone mobile network. Since 2008 customizable OSs allow the user to download apps like games, GPS, utilities, and other tools. Users can also create their own apps and publish them, e.g. to Apple's App Store.
An old rotary dial telephone AT&T push button telephone made by Western Electric, model 2500 DMG black, 1980. A telephone, colloquially referred to as a phone, is a telecommunications device that enables two or more users to conduct a conversation when they are too far apart to be easily heard directly.
Feature phones tend to use an embedded operating system with a small and simple graphical user interface, unlike large and complex mobile operating systems on smartphones. The functions of feature phones are limited compared to smartphones. Following the rise of smartphones, the feature phone has sometimes been referred to as a dumbphone. [2]
For a time, mobile phones and PDAs (Personal Digital Assistants) were the primary source of portable media from which we could obtain information and communicate with one another. More recently, the smartphone has rendered the PDA obsolete by combining many features of the cell phone with those of the PDA. [8]
Although SMS is a technology that has long history since first cellular phones it maybe replaced in use by the likes of Multimedia Messaging Service (MMS) or WAP, but SMS frequently gains new powers. One example is the introduction of applications whereby mobile tickets are sent to consumers via SMS, which contains a WAP-push that contains a ...