Display device

Abstract

The present disclosure is related to a display device including: a display panel including a display surface displaying an image; and a morphing driver disposed at an opposite side of the display surface of the display panel and physically controlling a height of the display surface in a first direction which is substantially perpendicular to the display surface according to depth information of input image data, wherein the morphing driver comprises at least one among a piezoelectric film, an electroactive polymer, and a magnetic generator.

What is claimed is: 
     
         1 . A display device, comprising:
 a display panel comprising a display surface displaying an image; and   a morphing driver disposed at an opposite side of the display surface of the display panel and physically controlling a height of the display surface in a first direction which is substantially perpendicular to the display surface according to depth information of input image data,   wherein the morphing driver comprises at least one among a piezoelectric film, an electroactive polymer, and a magnetic generator.   
     
     
         2 . The display device of  claim 1 , wherein
 the morphing driver comprises a plurality of morphing units respectively corresponding to a plurality of portions of the display panel, and   each of the plurality of morphing units controls the height of the display surface according to the depth information.   
     
     
         3 . The display device of  claim 2 , wherein a morphing unit of the plurality of morphing units comprises:
 a first driving electrode receiving a depth data voltage corresponding to the depth information; and   a morphing member connected with the first driving electrode and transformed according to the depth data voltage.   
     
     
         4 . The display device of  claim 3 , wherein
 the morphing member comprises portions having different degrees of transformation when the depth data voltage is applied to the first driving electrode.   
     
     
         5 . The display device of  claim 4 , wherein
 when the depth data voltage is applied to the first driving electrode, a degree of bending of an edge portion of the morphing member is greater than a degree of bending of a middle portion of the morphing member.   
     
     
         6 . The display device of  claim 4 , wherein
 when the depth data voltage is applied to the first driving electrode, a degree of bending of a middle portion of the morphing member is greater than a degree of bending of an edge portion of the morphing member.   
     
     
         7 . The display device of  claim 3 , wherein
 in an original state in which the depth data voltage is not applied to the first driving electrode, the morphing member extends mainly in a direction perpendicular to the first direction.   
     
     
         8 . The display device of  claim 3 , wherein
 in an original state in which the depth data voltage is not applied to the first driving electrode, the morphing member extends mainly in the first direction.   
     
     
         9 . The display device of  claim 8 , wherein
 the morphing driver and the display panel are adhered to each other.   
     
     
         10 . The display device of  claim 3 , wherein
 the first driving electrode contacts a first surface of the morphing member, and   the one morphing unit further comprises a second driving electrode which contacts and is connected to a second surface opposite to the first surface, and is supplied with a common voltage.   
     
     
         11 . The display device of  claim 10 , wherein
 the morphing driver comprises a plurality of data lines transmitting the depth data voltage and a plurality of gate lines transmitting gate signals, and   the morphing unit comprises a switching element which includes an input terminal connected with one of the plurality of data lines, a gate terminal connected with one of the plurality of gate lines, and an output terminal connected with the first driving electrode.   
     
     
         12 . The display device of  claim 3 , wherein,
 when the first driving electrode is supplied with the depth data voltage, a length of the morphing member in the first direction varies according to the depth data voltage.   
     
     
         13 . The display device of  claim 12 , wherein,
 when the length of the morphing member in the first direction is elongated, a width of the morphing member in a second direction perpendicular to the first direction decreases.   
     
     
         14 . The display device of  claim 13 , wherein
 the morphing driver and the display panel are adhered to each other.   
     
     
         15 . The display device of  claim 13 , wherein
 a plurality of the morphing members included in at least two adjacent ones of the morphing units are connected with each other.   
     
     
         16 . The display device of  claim 2 , wherein
 the magnetic generator generates a magnetic field which has a polarity and an intensity according to the depth information, and   each of the plurality of morphing units comprises the magnetic generator.   
     
     
         17 . The display device of  claim 16 , wherein
 the display panel comprises a first magnetic element generating a magnetic field toward the morphing driver.   
     
     
         18 . The display device of  claim 17 , wherein
 the magnetic generator comprises a charging element, a resistor, a coil, and a power element, and   the charging element, the resistor, the coil, and the power element together constitute a circuit.   
     
     
         19 . The display device of  claim 18 , wherein
 the power element outputs a voltage which is about a half of a chargeable maximum voltage of the charging element.   
     
     
         20 . The display device of  claim 19 , wherein
 the morphing driver comprises a plurality of data lines transmitting the depth data voltage, and a plurality of gate lines transmitting a gate signal.   
     
     
         21 . The display device of  claim 17 , further comprising
 a second magnetic element opposing the display panel with reference to the morphing driver,   wherein the second element generates a magnetic field toward the display panel.