Patent ID: 6816129
Filing Date: 2004-11-09
Classification: G06F,G09G

Abstract:
An apparatus for adapting a single computer to drive at least two displays, comprising:a controller, coupled between a user input device and the computer, the controller for providing a control signal according to a user input; a video switcher, for selectively providing a signal from the computer to one of at least two video displays in response to the control signal; a video module for each display, each video module comprising: a memory, for storing video data; and a driver, communicatively coupled to the controller, the memory, and the display, the driver for driving the video display using data selected from the memory and from the video switcher according to the control signal; and a second memory for storing output from the user input device and playing the output back to the computer while selectively providing the video data from the computer to the at least two video displays.