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2. Phone cloning - Wikipedia

   en.wikipedia.org/wiki/Phone_cloning

   GSM cloning occurs by copying a secret key from the victim SIM card, [3] typically not requiring any internal data from the handset (the phone itself). GSM handsets do not have ESN or MIN, only an International Mobile Equipment Identity (IMEI) number. There are various methods used to obtain the IMEI. The most common method is to eavesdrop on a ...

3. Meaconing - Wikipedia

   en.wikipedia.org/wiki/Meaconing

   Meaconing. Meaconing is the interception and rebroadcast of navigation signals. These signals are rebroadcast on the received frequency, typically with power higher than the original signal, to confuse enemy navigation. Consequently, aircraft or ground stations are given inaccurate bearings. [1]

4. Android (operating system) - Wikipedia

   en.wikipedia.org/wiki/Android_(operating_system)

   Android version history. Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets. Android is developed by a consortium of developers known as the Open Handset Alliance, though its most widely used ...

5. Microcell - Wikipedia

   en.wikipedia.org/wiki/Microcell

   Microcell. A microcell is a cell in a mobile phone network served by a low power cellular base station (tower), covering a limited area such as a mall, a hotel, or a transportation hub. A microcell is usually larger than a picocell, though the distinction is not always clear. A microcell uses power control to limit the radius of its coverage area.

6. Mobile media - Wikipedia

   en.wikipedia.org/wiki/Mobile_media

   The evolution of the mobile phone. Mobile media has been defined as: "a personal, interactive, internet-enabled and user-controlled portable platform that provides for the exchange of and sharing of personal and non-personal information among users who are inter-connected." [1] The notion of making media mobile can be traced back to the ...

7. Cellular frequencies - Wikipedia

   en.wikipedia.org/wiki/Cellular_frequencies

   Cellular frequencies. Cellular frequencies are the sets of frequency ranges within the ultra high frequency band that have been assigned for cellular-compatible mobile devices, such as mobile phones, to connect to cellular networks. [1] Most mobile networks worldwide use portions of the radio frequency spectrum, allocated to the mobile service ...