WHATIS CLAIMEDIS:
`
`1.
`
`A display device comprising:
`
`a substrate including a folding area and a non-folding area disposed adjacentto the folding
`
`area; and
`
`a pixel electrode disposed on the substrate,
`
`wherein the pixel electrode includesa first pixel electrode disposed in the folding area and
`
`a second pixel electrode disposed in the non-folding area, and
`
`the first pixel electrode includes one or more openingspositioned in an interior of the first
`
`pixel electrode with respect to an outermost edgeof thefirst pixel electrode.
`
`2.
`
`The display device of claim 1, wherein the first pixel electrode includes a plurality
`
`of openings, wherein each ofthe plurality of openings includesa slit connected from the outermost
`
`edge to thereby havethefirst pixel electrode form a comb-like structure.
`
`3.
`
`The display device of claim 2, wherein each ofthe plurality of openings includes a
`
`hole surrounded by a material formingthefirst pixel electrode.
`
`4.
`
`The display device of claim 1, wherein a surface area of thefirst pixel electrode is
`
`smaller than a surface area of the second pixel electrode.
`
`
`
`5. The display device of claim 4, wherein whenafirst pixel on whichthefirst pixel
`
`electrode is disposed and a second pixel on which the second pixel electrode is disposed represent
`
`a same gray scale, and
`
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`

`

`a first gammavoltage applied to the first pixel electrode is greater than a second gamma
`
`voltage applied to the secondpixel electrode.
`
`
`
`6. The display device of claim 1, wherein the folding area extendsinafirst direction,
`
`and the non-folding area is disposed on oneside and the other side of the folding area in a second
`
`direction crossing the first direction, and
`
`the first pixel electrode includes a plurality of extension portions extending in thefirst
`
`direction and a connection portion connecting the plurality of extension portions adjacent to each
`
`other in the second direction.
`
`7.
`
`The display device of claim 6, wherein a width of each of the extension portionsis
`
`greater than a width of the connection portion.
`
`8.
`
`The display device of claim 6, wherein the substrate is configured to be folded
`
`around a folding axis extendingin thefirst direction, and
`
`a distance between the plurality of extension portions adjacent to each other in a folded
`
`state of the substrate is greater than a distance betweenthe plurality of extension portions adjacent
`
`to each other in an unfolded state of the substrate.
`
`9.
`
`The display device of claim 1, further comprising:
`
`an inorganic insulating layer disposed between the substrate and the pixel electrode and
`
`including a dummyhole atleast partially penetrating to an inside of the folding area; and
`
`an organic insulating layer disposed on the inorganic insulating layer and configuredto fill
`
`55
`
`

`

`an inside of the dummy hole,
`
`wherein the first pixel electrode is disposed on the organic insulating layer.
`
`10.‘
`
`The display device of claim 9, wherein the folding area extendsin a first direction,
`
`and the non-folding area is disposed on oneside and the otherside of the folding area in a second
`
`direction crossing the first direction,
`
`the substrate is configured to be folded around a folding axis extendinginthe first direction,
`
`and
`
`an inner width of the dummyhole in a folded state of the substrate is greater than an inner
`
`width of the dummy hole in an unfolded state of the substrate.
`
`11.—The display device of claim 1, wherein the folding area extendsin a first direction,
`
`and the non-folding area is disposed on oneside and the other side of the folding area in a second
`
`direction crossing the first direction,
`
`the display device further comprising:
`
`a plurality of first wires disposed on the substrate and extendinginthefirst direction;
`
`and
`
`a plurality of second wires disposed on the substrate and extending in the second
`
`direction,
`
`10
`
`ll
`
`12
`
`wherein the plurality of first wires include a first folding wire disposed in the
`
`folding area anda first non-folding wire disposed in the non-folding area, and
`
`the first folding wire includesa plurality of first wire holes penetrating to inside of
`
`the first folding wire.
`
`56
`
`

`

`12.
`
`The display device of claim 11, wherein each of the second wiresincludesa folding
`
`wire portion disposed in the folding area and a non-folding wire portion disposedin the non-folding
`
`area, and
`
`the folding wire portion includes a plurality of second wire holes penetrating to an inside
`
`of the second wires.
`
`13.
`
`A display device comprising:
`
`a substrate including a folding area and a non-folding area disposed adjacentto the folding
`
`area; and
`
`a pixel electrode disposed on the substrate,
`
`wherein the pixel electrode includesa first pixel electrode disposedin a first pixel disposed
`
`in the folding area, and a second pixel electrode disposed in a second pixel disposed in the non-
`
`folding area,
`
`wherein the first pixel and the second pixel represent a same gray scale, and
`
`wherein a first gamma voltage applied to thefirst pixel electrodeis different from a second
`
`10
`
`gammavoltage applied to the second pixel electrode.
`
`
`
`14. The display device of claim 13, wherein the folding area extendsinafirst direction,
`
`and the non-folding area is disposed on one side and the other side of the folding area in a second
`
`direction crossing the first direction, and
`
`the substrate is configured to be folded arounda folding axis extending in thefirst direction.
`
`57
`
`

`

`15.
`
`The display device of claim 14, wherein the first gammavoltage is greater than the
`
`second gammavoltage.
`
`
`
`16. The display device of claim 13, wherein the folding area extendsinafirst direction,
`
`and the non-folding area is disposed on oneside and the other side of the folding area in a second
`
`direction crossing the first direction, and
`
`the first pixel electrode includes a plurality of extension portions extending in thefirst
`
`direction and a connection portion connecting the plurality of extension portions adjacent to each
`
`other in the seconddirection.
`
`17.
`
`The display device of claim 13, further comprising:
`
`an inorganic insulating layer disposed between the substrate and the pixel electrode and
`
`including a dummyhole atleast partially penetrating to an inside of the folding area; and
`
`an organic insulating layer disposed on the inorganic insulating layer and configuredto fill
`
`an inside of the dummy hole,
`
`wherein the first pixel electrode is disposed on the organic insulating layer.
`
`18.
`
`The display device of claim 13, wherein a surface areaofthefirst pixel electrodeis
`
`smaller than a surface area of the second pixel electrode.
`
`19.
`
`A display device comprising:
`
`a substrate including a display area including a folding area and a non-folding area disposed
`
`adjacent to the folding area, and a non-display area surroundingthe display area; and
`
`58
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`

`

`a pixel electrode disposed on the substrate,
`
`wherein the substrate includes:
`
`a first segment disposedin the folding area and includinga plurality of island-like patterns
`
`and a plurality of bridge patterns connecting onesofthe plurality of island-like patterns that are
`
`adjacent to each other, and
`
`a second segmentdisposed in the non-folding area defined by the non-display area and the
`
`10
`
`folding area.
`
`
`
`20. The display device of claim 19, wherein the folding area extendsinafirst direction,
`
`and the non-folding area is disposed on oneside and the other side of the folding area in a second
`
`direction crossing the first direction,
`
`the substrate is configured to be folded around a folding axis extendinginthe first direction,
`
`and
`
`a distance between the plurality of island-like patterns adjacent to each other in a folded
`
`state of the substrate is greater than a distance betweenthe plurality of island-like patterns adjacent
`
`to each other in an unfolded state of the substrate.
`
`59
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`

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