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4188961
INPUT DEVICES 4
Description
Mind Map on INPUT DEVICES 4, created by Nigel Wong Zi Kai on 07/12/2015.
Mind Map by
Nigel Wong Zi Kai
, updated more than 1 year ago
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Created by
Nigel Wong Zi Kai
over 8 years ago
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Resource summary
INPUT DEVICES 4
web camera
a video camera that feeds or streams its image in real time or through a computer to computer network
the video stream may be saved, viewed or sent on to other networks via systems such as the internet.
generally connected by a USB cable, a similar cable or built into computer hardware, such as laptops
microphone
an acoustic-to-electric transducer or sensor that converts sound to an electronic signal.
used in many applications from telephones to knock sensors.
need to plugged into a preamplifier before the signal can be amplified with an audio power amplifier and a speaker or recorded
graphic tablet
a computer input device that enables a user to hand-draw images.
animations
graphics
can also be used to trace an image from a piece of paper which is taped or secured to the tablet's surface.
may also be used to capture data or handwritten signatures
scanner
scanners for invisible radiation
scanner (radio)
an outside broadcasting control vehicle
a rotating radar antenna
(near) light
image scanner
barcode reader
laser scanner
computer software
port scanner
virus scanner(antivirus)
biometric scanner
digital camera
encodes digital images and videos digitally and stores them for later production
shares an optical system with a film camera.
incorporated into many devices ranging from PDAs to mobile phones
touch screen
an input device normally layered on the top of an electronic visual display of an information processing system
a user can input or control the touch screen by touching the screen with a special stylus, pen or fingers.
using simple or multi-touch gestures.
enables users to interact with what is displayed on a screen
video camera
used for electric motion picture acquisition.
initially developed for the television industry.
now common in other applications as well.
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