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A smartphone is a tool of mobile computing. Mobile computing is human–computer interaction in which a computer is expected to be transported during normal usage and allow for transmission of data, which can include voice and video transmissions. Mobile computing involves mobile communication, mobile hardware, and mobile software ...
An iPhone 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.
Practically every cellular system has some kind of broadcast mechanism. This can be used directly for distributing information to multiple mobiles. Commonly, for example in mobile telephony systems, the most important use of broadcast information is to set up channels for one-to-one communication between the mobile transceiver and the base station.
TACS: Total Access Communication System (TACS: Total Access Communication System) is the European version of AMPS JTAGS : Japan Total Access Communication System 2G : Second-generation wireless telephone based on digital technology. 2G networks are only for voice communications, except that some standards can also use SMS messages as a form of ...
A mobile operating system (or mobile OS) is an operating system for phones, tablets, smartwatches, or other mobile devices. Globally, Android and IOS are the two most used mobile operating systems based on usage share, with the former having been the best selling OS globally on all devices since 2013.
Mobile phone device. Mobile interaction is the study of interaction between mobile users and computers. Mobile interaction is an aspect of human–computer interaction that emerged when computers became small enough to enable mobile usage, around the 1990s. Mobile devices are a pervasive part of people's
Smart devices are typically composed of a hardware layer (including a radio that transmits signals), a network layer (through which devices communicate with each other), and an application layer (through which end users deliver commands). These layers often include the following characteristics: A set of system hardware & software IT resources.
An optical communication system is any form of communications system that uses light as the transmission medium. Equipment consists of a transmitter, which encodes a message into an optical signal, a communication channel, which carries the signal to its destination, and a receiver, which reproduces the message from the received optical signal.