A pointing device is any piece of hardware that is used to allow a user to input spatial data to a computer. By moving a mouse, pen or a finger around, a user can implement movements and changes on the computer screen. The most common type of pointing device is the mouse and the arrow. …
The mouse is an extremely popular device. While the majority of mice are connected directly to the computers peripheral input via a cord and the computer’s main power powers it, wireless mice are becoming extremely popular as they give computer users cordless accessibility to their mice and their computer. Wireless Mouse Technology Wireless mice usually …
An Apple MacBook can last some time without the keyboard getting damaged. If the keyboard gets damaged (for e.g. a loose key falls out of the setting) or the user simply wants a new keyboard, he/she will need to replace the keyboard in question. The MacBook has a fairly simple case that users with the …
One of the more interesting pieces of technology that has been released for the laptop computer is the fingerprint reader, which makes logging into a computer so much easier. The software that HP laptops use is Bioscrypt’s VeriSoft Access Manager. By sliding one’s finger across a small metallic sensor, the software is able to read …
Optical mice are the de facto standard for mice to communicate between the end user and the computer. The optical mouse is a great improvement of the mechanical mouse that was created in the early 1970s. Agilent Technologies introduced the Optical mouse in 1999. The technology uses a tiny camera that takes thousands of pictures …
Bluetooth technology has become commonplace in modern society and has expanded the ways in which people communicate with each other. Bluetooth has allowed for drivers to talk on the phone without using their hands, teenagers to listen to music without plugging their headphones into their MP3 players, and computer users to be more mobile by …
Fingerprint scanners are biometric security systems designed to use the distinct features of an individual's fingerprints to provide security. Fingerprint scanners are now being used in police stations, security-intensive industries and, most recently, on computer shops as a peripheral device for computers. Biology of a Fingerprint Every person has marks on his fingers. These marks …
A flatbed scanner is a device that is able to scan a document and then convert what it has read into digital information. Flatbed scanners are different from other types of scanner because flatbed scanners allow the user to simply lay the document down on the machine, close the lid, and scan both sides of …
To provide additional portability to computer users, IT manufacturers have created wireless keyboards that do not have to be kept at the user's desk. Wireless keyboards can be used by both desktop and laptop users as the technology used in wireless keyboards is universal to all computer models. While wireless keyboards may offer additional mobility …
A pressure transmitter or pressure sensor is a device that measures pressure in a liquid, fluid, or gas. Pressure transmitters are commonly used to measure pressure inside of industrial machinery in order to alert the user before a catastrophe occurs. They have many different uses, most of which are industrial or automotive in nature. A …