Different typrs of mouse And History Of Mouse

Types And History Of Mouse

A mouse was invented by Dougles Engelbart of stanford Reaserch centre in 1963, and poineered by Xerox in the 1970s.

A mouse is an input device that is important for graphical user interfaces because you can sipmly point to options and click a mouse button. These types of application are often called point-and-click programs. The mouse is also important for graphic programs that allow you to draw pictures by using the mouse like a pen, pencil, or paintbrush.

A mouse may have one, two or three buttons. The function of each is determined by the program that uses the mouse. A software package may use one, two or al three if them .In its simplest form, a mouse has one button. Moving the mouse on a flat surface produces corresponding movement of a pointer on the screen. Placing the pointer on an option and clicking the button in selecting that option.

Mouse

Mouse

A mouse may be calassified as a mechanical mouse or an optical nmouse, on the basis of the technology it uses. In a mechanical mouse, the ball that projects through the bottom surface rotates as the mouse is moved along a flat surface. The direction of rotation is detected and relayed to the computer by the switches inside the mouse. Microsoft, IBM and Logitech are some well-known makers of the mechnical mouse.

An optical mouse uses a light beam instead of a rotating ball to detect movement across a specially patterned mouse pad. MSC corporation makes the optical mouse that uses LEDs and photo-detectors to trap movement.

Categories of mouse:

Trackball Mouse: In a Trackball ouse, the ball is rolled at one place with the thumb, fingers and palms rather than rolling the mouse on the table top.

2. Joystick Mouse: A joystick usualy includes two upright sticks which are mocied with the hand and a button is pressed on either stick . Joystick mouse is basically used by childern, recreational users, and other users who prefer the joystick over the mouse or trackball.

3. Light Pen: A light pen utilizes a light-sensitive detector, requring you to hlod a pen and point it at the sceen.

light pen mouse

4. Wireless Mouse: The wireless mouse is a mouse without a cable . This mouse works up to one and a half metres away from the computer.

5. Touch Pad Mouse: A tiuchpad is a small. flat, rectangu;ar pointing device that is sensitiveto pressure and motion. These devices mostly used on portable computer.

Touch pad mouse