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Bichtgazai .. So works "mouse" computer

science and technology

A mouse or mouse is an important element of any computer or laptop, but have you ever thought about the mechanism by which the mouse works and how it can move the cursor on the screen, which we will explain in the following lines:

How the Mouse Works

At first you have to know that there is a different set of mouse, but the most widespread is the optical mouse currently in our hands. It was first produced in 1999 and includes a small camera that captures about 1500 images per second, It sends light to the surface. This reflected light is reflected on a CMOS sensor, which then sends it to the digital signal processor [DSP] to analyze the feedback from the light on the surface on which the mouse moves.

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The idea of ​​mouse action can be simplified as follows:

– When moving the mouse on any surface, the light beam, which is often red, moves and is reflected again on the photovoltaic cells within the mouse.

– Photovoltaic cells are connected to a processor, which analyzes images from these cells.

– Then compare the images taken with the previous image, to determine the distance the mouse moves on the desktop, so that the new mouse movement to the computer.

– The computer then moves the cursor on the screen, according to coordinates from the image processor in the mouse.

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