APPARATUS HAVING A LIGHT SOURCE FOR ACTIVATING LUMINOUS CONTROLS AND DISPLAY BACKLIGHT
Original Publication Date: 1992-Dec-01
Included in the Prior Art Database: 2002-Jan-24
Under adverse lighting conditions, a pager's user input controls may be difficult to locate, resulting in the user grappling at the device to find the desired controls. A need exists for a pager having ilhuninated controls with minimal current drain regardless of available ambi- ent light.