Patent ID: 9338270
Filing Date: 2016-05-10
CPC Classification: G02B,H01H,H04M

Claim Text:
1. A mobile terminal, comprising: a first display unit configured to display first information for selecting a first key function; a second display unit configured to display second information for selecting a second key function, said second display unit being disposed to overlap with one surface of the first display unit, a touch input unit configured to receive a touch input for receiving an instruction for selecting the first or the second key function upon activation of the first or second display unit; and a controller configured to control the second display unit to display the second information upon deactivation of the first display unit, wherein the first unit comprises: a first light emitting device configured to emit light in a first direction; and a first light guide film having a first print pattern to display the first information, and configured to guide the light emitted from the first light emitting device to the first print pattern, wherein the second display unit comprises: a second light emitting device configured to emit light in a second direction different from the first direction; and a second light guide film having a second print pattern to display the second information, and configured to guide the light emitted from the second light emitting device to the second print pattern, said second light guide film being disposed to overlap one surface of the first display unit, and wherein the first and second print patterns overlap each other in the single display region, and one of the first and second light emitting devices is deactivated while another of the first and second light emitting devices is activated such that the first information and second information are selectively displayed on the single display region.