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  2. Camera phone - Wikipedia

    en.wikipedia.org/wiki/Camera_phone

    It also features Nokia's PureView Pro technology, a pixel oversampling technique that reduces an image taken at full resolution into a lower resolution picture, thus achieving higher definition and light sensitivity, and enables lossless zoom. In mid-2013, Nokia announced the Nokia Lumia 1020. In 2014, the HTC One M8 introduced the concept of ...

  3. Mobile phone - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone

    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).

  4. Phone hacking - Wikipedia

    en.wikipedia.org/wiki/Phone_hacking

    Phone hacking is the practice of exploring a mobile device, often using computer exploits to analyze everything from the lowest memory and CPU levels up to the highest file system and process levels.