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Denmark does not have a mobile phone ban, but nevertheless the Danish Ministry of Education advised that mobile phones must be kept out of classrooms. Therefore, many schools up to 7th grade offer "cell phone hotels" for students to store their devices. Still, mobile phones are allowed in higher schools during breaks and free periods. [37]
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).
Recent developments in mobile communication and computation technologies have led to the expansion of mobile phone, smartphone, tablet computer, and netbook ownership. Typically marketed to the developed world as supplementary to standard laptops and desktop computers , these electronic products often offer lower price points to the consumer.
0G: An early cellular mobile phone technology emerged in the 1970s. At this time, although briefcase-type mobile phones have appeared, they still generally need to be installed in a car or truck. PTT: Push to talk; MTS: Mobile Telephone System; IMTS: Improved Mobile Telephone Service; AMTS: Advanced Mobile Telephone System
In many countries, mobile phones are used to provide mobile banking services, which may include the ability to transfer cash payments by secure SMS text message. Kenya's M-PESA mobile banking service, for example, allows customers of the mobile phone operator Safaricom to hold cash balances which are recorded on their SIM cards. Cash can be ...
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]
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Mobile marketing research is a method of data collection using the functions of mobile devices, like mobile phones, smartphones, and PDAs. With increasing members of the public having access to personal mobile devices in the 21st century, mobile marketing research developed as a way to utilize mobile communication for research purposes.
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