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An artist's depiction of a 2000s-era desktop-style personal computer, which includes a metal case with the computing components, a display and a keyboard (mouse not shown). A personal computer, often referred to as a PC or simply computer, is a computer designed for individual use. [1]
Wi-Fi (/ ˈ w aɪ f aɪ /) [1] [a] is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves.
A more expensive home cinema set-up might include a Blu-ray disc player, home theater PC (HTPC) computer or digital media receiver streaming devices with a 10-foot user interface, a high-definition video projector and projection screen with over 100-inch (8.3 ft; 2.5 m) diagonal screen size (or a large flatscreen HDTV), and a several-hundred ...
Wireless communication chips (Wi-Fi, Bluetooth, GPS receiver) Sound chip (audio codec and power amplifier) Gyroscope; Capacitive touchscreen controller (ASIC and DSP) [201] [203] [204] RF power amplifier [205] [206] [207] Some are also equipped with an FM radio receiver, a hardware notification LED, and an infrared transmitter for use as remote ...
Game controllers and full-size physical keyboards are supported via Bluetooth or USB. [ 85 ] [ 86 ] The response to user input is designed to be immediate and provides a fluid touch interface, often using the vibration capabilities of the device to provide haptic feedback to the user.
A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).
Radar is a radiolocation technique in which a beam of radio waves emitted by a transmitter bounces off an object and returns to a receiver, allowing the location, range, speed, and other characteristics of the object to be determined. The short wavelength of microwaves causes large reflections from objects the size of motor vehicles, ships and ...