Method of controlling the display of various data in a vehicle and Opto-acoustic data unit

摘要

A method and apparatus for controlling the display of various data on a dual view screen in a vehicle in which the line of view of a driver is continually monitored and which in response to the driver directing his line of view to the screen, renders visible to him data relevant to the operation of the vehicle while optionally rendering invisible data not relevant to the operation of the vehicle otherwise viewable only by a passenger.