KR20180121436A - Display apparatus - Google Patents

Abstract

A display device includes a display panel and a touch sensing unit disposed on the display panel. The touch sensing unit includes a plurality of first touch sensor units arranged in a first direction, a first connection unit for connecting the first touch sensor units adjacent to each other among the first touch sensor units in the first direction, a plurality of second touch sensor units arranged in a second direction across the first direction, and a second connection unit for connecting the second touch sensor units adjacent to each other among the second touch sensor units in the second direction. The first connection unit is insulated from the second touch sensor units and is extended toward predetermined parts of the second touch sensor units adjacent to each other. The predetermined parts of the first connection unit adjacent to each of both ends of the first connection unit are connected to the predetermined parts of the corresponding first touch sensor unit among the first touch sensor units. Accordingly, the present invention can increase reliability.

Description

DISPLAY APPARATUS

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device, and more particularly, to a display device capable of improving reliability.

Electronic devices such as a smart phone, a digital camera, a notebook computer, a navigation system, and a smart TV, which provide images to a user, include a display device for displaying images. The display device may include a display panel for generating and displaying an image, and a keyboard, a mouse, or a touch panel as an input device.

The touch panel is disposed at an upper portion of the display panel, and when a user touches the touch panel, an input signal is generated. An input signal generated in the touch panel is provided to the display panel, and the display panel provides the user with an image corresponding to the input signal in response to the input signal provided from the touch panel.

2. Description of the Related Art Recently, various types of display devices have been developed with the development of technology of display devices. For example, a flexible display device which is deformed into a curved surface shape, folded or curled has been developed. In addition, a method for improving the reliability of a touch panel used in a flexible display device is required.

An object of the present invention is to provide a display device capable of improving reliability.

A display device according to an embodiment of the present invention includes a display panel and a touch sensing unit disposed on the display panel, wherein the touch sensing unit includes a plurality of first touch sensor units arranged in a first direction, A plurality of second touch sensor units arranged in a second direction intersecting with the first direction, and a plurality of second touch sensor units arranged in a second direction intersecting the first direction, And a second connection unit for connecting second touch sensor units adjacent to each other among the second touch sensor units, wherein the first connection unit is insulated from the second touch sensor units, and a predetermined portion of the second touch sensor units adjacent to each other And the predetermined portions of the first connection portion adjacent to both ends of the first connection portion are extended toward the predetermined one of the first touch sensor portions of the first touch sensor portions, ≪ / RTI >

The display device may further include an insulating layer disposed on the first connection portion, wherein the first and second touch sensor portions and the second connection portion are disposed on the insulating layer, and the first and second touch sensor portions And has a mesh shape.

The predetermined portions of the first connection portion adjacent to both ends of the first connection portion are connected to the corresponding first touch sensor portion through a plurality of contact holes defined through the insulation layer.

Wherein the predetermined portions of the first connection portion adjacent to both ends of the first connection portion are connected to a portion of the mesh-shaped intersection points of the corresponding first touch sensor portion through a plurality of contact holes defined through the insulation layer Lt; / RTI >

In the embodiment of the present invention, the first connection part of the touch sensing unit extends to overlap the adjacent second touch sensor parts without overlapping the line with the second connection part, thereby connecting the adjacent first touch sensor parts. Therefore, the parasitic capacitor of the touch sensing unit is reduced, and the first connection part and the second connection part are prevented from being short-circuited during the manufacturing process, thereby improving the reliability of the display device.

1A is a perspective view illustrating a first operation of a display apparatus according to an embodiment of the present invention.
1B is a perspective view illustrating a second operation of the display apparatus according to the embodiment of the present invention.
1C is a perspective view illustrating a third operation of the display apparatus according to the embodiment of the present invention.
2 is a cross-sectional view of a display device according to an embodiment of the present invention.
3A and 3B are perspective views of a display device according to an embodiment of the present invention.
4A is a perspective view of a display device according to an embodiment of the present invention.
4B is a perspective view of a display device according to an embodiment of the present invention.
5A is a plan view of an organic light emitting display panel according to an embodiment of the present invention.
5B is a cross-sectional view of a display module according to an embodiment of the present invention.
6A is an equivalent circuit diagram of a pixel according to an embodiment of the present invention.
6B and 6C are cross-sectional views of a pixel according to an embodiment of the present invention.
7A through 7C are cross-sectional views of thin film encapsulation layers according to an embodiment of the present invention.
8A is a cross-sectional view of a touch sensing unit according to an embodiment of the present invention.
8B is a plan view of a touch sensing unit according to an embodiment of the present invention.
8C to 8E are plan views of layers of the touch sensing unit for explaining the planar structure of each layer of the touch sensing unit shown in FIG. 8B.
Fig. 9 is an enlarged view of the first area shown in Fig. 8A.
10A is an enlarged view of the second area shown in FIG. 8A.
FIG. 10B is a view showing only the first and second touch sensor units and the second connection unit in FIG. 10A.
FIG. 10C is a view showing only the first connecting portion in FIG. 10A.
11 to 24 are plan views showing a part of a touch sensing unit according to various embodiments of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the invention to those skilled in the art. To fully disclose the scope of the invention to a person skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

It is to be understood that when an element or layer is referred to as being " on " or " on " of another element or layer, All included. On the other hand, a device being referred to as " directly on " or " directly above " indicates that no other device or layer is interposed in between. &Quot; and / or " include each and every combination of one or more of the mentioned items.

The terms spatially relative, "below", "beneath", "lower", "above", "upper" May be used to readily describe a device or a relationship of components to other devices or components. Spatially relative terms should be understood to include, in addition to the orientation shown in the drawings, terms that include different orientations of the device during use or operation. Like reference numerals refer to like elements throughout the specification.

Although the first, second, etc. are used to describe various elements, components and / or sections, it is needless to say that these elements, components and / or sections are not limited by these terms. These terms are only used to distinguish one element, element or section from another element, element or section. Therefore, it goes without saying that the first element, the first element or the first section mentioned below may be the second element, the second element or the second section within the technical spirit of the present invention.

Embodiments described herein will be described with reference to plan views and cross-sectional views, which are ideal schematics of the present invention. Thus, the shape of the illustrations may be modified by manufacturing techniques and / or tolerances. Accordingly, the embodiments of the present invention are not limited to the specific forms shown, but also include changes in the shapes that are generated according to the manufacturing process. Thus, the regions illustrated in the figures have schematic attributes, and the shapes of the regions illustrated in the figures are intended to illustrate specific types of regions of the elements and are not intended to limit the scope of the invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1A is a perspective view of a first operation of a display device DD according to an embodiment of the present invention. 1B is a perspective view illustrating a second operation of the display device DD according to an exemplary embodiment of the present invention. 1C is a perspective view illustrating a third operation of the display device DD according to the embodiment of the present invention.

A display device (DD) that can be applied to a smart phone as an embodiment of the present invention is shown. However, the present invention is not limited thereto, and the display device DD according to an embodiment of the present invention can be applied to an electronic device such as a television, a personal computer, a notebook computer, a car navigation unit, a game machine, an acoustic electronic device, a smart watch, have. It should be understood that these are merely examples, and may be employed in other electronic devices as long as they do not deviate from the concept of the present invention.

1A, a display surface IS on which an image IM is displayed is divided into a first direction axis DR1 and a first direction axis DR1 in a first operation mode as shown in FIG. Parallel to the plane defined by the second directional axis DR2. The normal direction of the display surface IS, i.e., the thickness direction of the display device DD, is indicated by the third directional axis DR3. The front surface (or the upper surface) and the back surface (or lower surface) of each of the members are separated by the third directional axis DR3. However, the directions indicated by the first to third direction axes DR1, DR2, DR3 can be converted into different directions as relative concepts. Hereinafter, the first to third directions refer to the same reference numerals in the directions indicated by the first to third direction axes DR1, DR2, and DR3, respectively.

1A to 1C show a folder display device as an example of the flexible display device DD. However, the present invention may be a rollable display device or a banded display device to be driven, and is not particularly limited. Although the flexible display device is shown in this embodiment, the present invention is not limited thereto. The display device DD according to the present embodiment may be a flat rigid display device.

As shown in FIG. 1A, the display surface IS of the flexible display device DD may include a plurality of areas. The flexible display device DD includes a display area DD-DA in which an image IM is displayed and a non-display area DD-NDA adjacent to the display area DD-DA. The non-display area (DD-NDA) is an area where no image is displayed. In Fig. 1A, a vase is shown as an example of the image IM. As an example, the display area DD-DA may be rectangular. The non-display area DD-NDA may surround the display area DD-DA. However, the shape of the display area DD-DA and the shape of the non-display area DD-NDA can be relatively designed, without being limited thereto.

As shown in Figs. 1A to 1C, the display device DD may include a plurality of areas defined according to the operation mode. The display device DD includes a bending area BA bending on the basis of bending axis BX, a first bending unbending area NBA1 and a second unbending area NBA2, . As shown in FIG. 1B, the display device DD is configured so that the display surface IS of the first non-bending area NBA1 and the display surface IS of the second non- -bending. As shown in FIG. 1C, the display device DD may be outer-bending such that the display surface IS is exposed to the outside.

In an embodiment of the present invention, the display device DD may include a plurality of bending areas BA. In addition, a bending area BA may be defined corresponding to the manner in which the user operates the display device DD. For example, unlike FIGS. 1B and 1C, the bending area BA may be defined parallel to the first directional axis DR1 and may be defined diagonally. The area of the bending area BA is not fixed but can be determined according to the radius of curvature. In an embodiment of the present invention, the display device DD may be configured to repeat only the operation modes shown in Figs. 1A and 1B.

2 is a cross-sectional view of a display device DD according to an embodiment of the present invention. FIG. 2 shows a cross section defined by the second directional axis DR2 and the third directional axis DR3.

2, the display device DD includes a protective film PM, a display module DM, an optical member LM, a window WM, a first adhesive member AM1, a second adhesive member AM2, , And a third adhesive member (AM3). The display module DM is disposed between the protective film PM and the optical member LM. The optical member LM is disposed between the display module DM and the window WM. The first adhesive member AM1 combines the display module DM with the protective film PM while the second adhesive member AM2 combines the display module DM and the optical member LM, (AM3) combines the optical member (LM) and the window (WM).

The protective film PM protects the display module DM. The protective film PM provides a first outer surface OS-L exposed to the outside, and provides an adhesive surface to be bonded to the first adhesive member AM1. The protective film (PM) prevents external moisture from penetrating into the display module (DM) and absorbs external impact.

The protective film (PM) may include a plastic film as a base layer. The protective film (PM) may be formed of at least one selected from the group consisting of polyethersulfone (PES), polyacrylate, polyetherimide (PEI), polyethylenenaphthalate (PEN), polyethyleneterephthalate (PET) (PPS), polyarylate, polyimide (PI), polycarbonate (PC), polyarylene ether sulfone (poly (arylene ethersulfone) And a plastic film containing any one selected from the group consisting of

The material constituting the protective film (PM) is not limited to plastic resins, and may include an organic / inorganic composite material. The protective film PM may comprise a porous organic layer and an inorganic material filled in the pores of the organic layer. The protective film PM may further comprise a functional layer formed on the plastic film. The functional layer may include a resin layer. The functional layer may be formed by a coating method. In one embodiment of the present invention, the protective film PM may be omitted.

The window WM protects the display module DM from an external impact and can provide an input surface to the user. The window WM provides a second outer surface OS-U exposed to the outside, and provides an adhesive surface to be adhered to the third adhesive member AM3. The display surface IS shown in Figs. 1A to 1C may be a second outer surface OS-U.

The window (WM) may comprise a plastic film. The window (WM) can have a multi-layer structure. The window (WM) may have a multi-layer structure selected from a glass substrate, a plastic film, or a plastic substrate. The window (WM) may further include a bezel pattern. The multi-layer structure may be formed through a continuous process or an adhesion process using an adhesive layer.

The optical member LM reduces the external light reflectance. The optical member LM may include at least a polarizing film. The optical member (LM) may further include a retardation film. In an embodiment of the present invention, the optical member LM may be omitted.

The display module DM may include an organic light emitting display panel DP and a touch sensing unit TS . The touch sensing unit TS may be disposed directly on the organic light emitting display panel DP. As used herein, the term " directly disposed " means that it is formed by a continuous process except that it is adhered using a separate adhesive layer.

The organic light emitting display panel DP generates an image IM (see Fig. 1A) corresponding to the input image data. The organic light emitting display panel DP provides a first display panel face BS1-L and a second display panel face BS1-U facing in the thickness direction DR3. Although the organic light emitting display panel DP has been exemplarily described in this embodiment, the display panel is not limited thereto.

The touch sensing unit TS acquires the coordinate information of the external input. The touch sensing unit TS can sense an external input in a capacitive manner.

Although not shown separately, the display module DM according to an embodiment of the present invention may further include an anti-reflection layer. The antireflection layer may include a color filter or a laminated structure of a conductive layer / insulating layer / conductive layer. The antireflection layer can reduce the external light reflectance by absorbing or destructively interfering or polarizing light incident from the outside. The antireflection layer can replace the function of the optical member LM.

Each of the first adhesive member AM1, the second adhesive member AM2 and the third adhesive member AM3 is made of an optically clear adhesive film (OCA) or an optically clear resin (OCR) Or an organic adhesive layer such as a pressure sensitive adhesive film (PSA). The organic adhesive layer may include an adhesive material such as polyurethane, polyacrylic, polyester, polyepoxy, polyvinyl acetate, and the like. As a result, the organic adhesive layer corresponds to one of the organic layers. As described later, the organic adhesive layer may cause bubbles.

Although not shown separately, the display device DD may further include a frame structure for supporting the functional layers to maintain the state shown in Figs. 1A to 1C. The frame structure may include a joint structure or a hinge structure.

3A and 3B are perspective views of a display device DD-1 according to an embodiment of the present invention. FIG. 3A shows a display device DD-1 in an unfolded state, and FIG. 3B shows a display device DD-1 in a bent state.

Referring to FIGS. 3A and 3B, the display device DD-1 may include one bending area BA and one non-bending area NBA. The non-display area DD-NDA of the display device DD-1 can be bent. However, in one embodiment of the present invention, the bending area BA of the display device DD-1 may be changed. The nonbending region NBA is parallel to the plane defined by the first directional axis DR1 and the second directional axis DR2. The bending area BA may be bent from one side of the non-bending area NDA in the first direction DR1.

The display device DD-1 according to the present embodiment can be fixedly operated in one form, unlike the display device DD shown in Figs. 1A to 1C. The display device DD-1 can operate in a bent state as shown in Fig. 3B. The display device DD-1 is fixed to a frame or the like in a bent state, and the frame can be engaged with the housing of the electronic device.

The display device DD-1 according to the present embodiment may have the same cross-sectional structure as that shown in Fig. However, the non-bending region NBA and the bending region BA may have different lamination structures. The non-bending region NBA has the same cross-sectional structure as that shown in Fig. 2, and the bending region BA can have a cross-sectional structure different from that shown in Fig. The optical member LM and the window WM may not be disposed in the bending area BA. That is, the optical member LM and the window WM can be disposed only in the non-bending area NBA. The second adhesive member AM2 and the third adhesive member AM3 may not be disposed in the bending area BA.

4A is a perspective view of a display device DD-2 according to an embodiment of the present invention.

4A, the display surface IS of the display device DD-2 includes a display area DD-DA in which an image is displayed and a non-display area DD in which no image is displayed, as shown in Figs. 1A to 1C. -NDA). The non-display area DD-NDA surrounding the display area DD-DA is exemplarily shown, but the non-display area DD-NDA may be disposed on one side in the display area DD-DA, The area (DD-NDA) may be omitted.

The display device DD may include one non-bending area (NBA) and one bending area (BA). The bending area BA may be bent from one side of the non-bending area NBA in the second direction DR2. In the non-bending area NBA, the main image IM may be displayed on the front side, and in the bending area BA, the sub image may be displayed on the side. That is, the display area DD-DA disposed in the non-bending area NDA may extend to the bending area BA. As shown in Fig. 4, the vase IM may be displayed as the main image IM, and an icon providing the predetermined information as the sub image may be displayed.

4B is a perspective view of a display device DD-3 according to an embodiment of the present invention.

The display device DD-3 includes a non-bending area NBA in which the main image is displayed on the front side, a first bending area BA1 and a second bending area BA2 in which the sub image is laterally displayed. The first bending area BA1 and the second bending area BA2 can be bent from both sides of the non-bending area NBA.

5A is a plan view of an organic light emitting display panel DP according to an embodiment of the present invention. 5B is a cross-sectional view of a display module DM according to an embodiment of the present invention.

Referring to FIG. 5A, the organic light emitting display panel DP includes a display area DA and a non-display area NDA on a plane. The display area DA and the non-display area NDA of the organic light emitting display panel DP correspond to the display area DD-DA and the non-display area DD-NDA of the display device DD, respectively. The display area DA and the non-display area NDA of the organic light emitting display panel DP are not necessarily the same as the display area DD-DA and the non-display area DD-NDA of the display device DD , And the structure / design of the organic light emitting display panel (DP).

The organic light emitting display panel DP includes a plurality of scan lines SL, a plurality of data lines DL, a plurality of light emitting lines EL, a plurality of first and second initialization lines SL-Vint1, A plurality of first power supply lines SL-VDD1 and SL-VDD2, a second power supply line E-VSS, a plurality of pad portions PD, a plurality of signal connection lines SCL, A scan-light-emission driving circuit SEDC, and a plurality of pixels PX.

The pixels PX may be disposed in the display area DA and the non-display area NDA may be defined along the rim of the display area DA. The scan lines SL extend in the second direction DR2 and are connected to the corresponding pixels PX of the plurality of pixels PX respectively and the data lines DL extend in the first direction DR1 And the light emitting lines EL extend in the second direction DR2 and are connected to the corresponding pixels PX of the plurality of pixels, respectively.

The first power supply lines SL-VDD1 and SL-VDD2 may include a plurality of first sub power supply lines SL-VDD1 extending in a first direction DR1 and a plurality of second sub power supply lines SL- And a plurality of second power supply lines SL-VDD2 connected to the power supply lines SL-VDD1. The second power supply lines SL-VDD2 are connected to the pixels PX and the first and second sub power supply lines SL-VDD1 and SL-VDD2 receive the first voltage. The first voltage may be defined as an anode voltage.

The first initialization lines SL-Vint1 extend in the first direction DR1 and the second initialization lines SL-Vint2 extend in the second direction DR2 to form the first initialization lines SL-Vint1 . The second initialization lines SL-Vint2 are connected to the pixels PX, and the first initialization lines SL-Vint1 receive the initialization voltage.

The scan-scan driving unit SEDC is disposed at one side of the non-display area NDA and is connected to the scan lines SL and the light emitting lines EL. The scan-scan driver SEDC receives the control signal through the corresponding one of the signal connection lines SCL and generates scan signals and emission signals in response to the received control signal . The scan lines SL receive scan signals, and the emission lines EL receive emission signals.

The second power supply line (E-VSS) receives the second voltage, and the second voltage may be defined as the cathode voltage (or the ground voltage). Although not shown, a second voltage may be provided to the pixels PX through the second power supply line (E-VSS). The signal connection lines SCL are connected between the scan-emission driving unit SEDC, the data lines DL, the first sub power supply lines SL-VDD1, the first initialization lines SL-Vint1, The line (E-VSS) is connected to the pad portions (PD).

5B, the organic light emitting display panel DP includes a base layer SUB, a circuit layer DP-CL disposed on the base layer SUB, a circuit layer DP-CL in the display area DA, And a thin film encapsulation layer (TFE) disposed on the light-emitting element layer (DP-OLED), the circuit layer (DP-CL) and the light-emitting element layer (DP-OLED). The base layer (SUB) may comprise at least one plastic film. The base layer (SUB) is a flexible substrate, and may include a plastic substrate, a glass substrate, a metal substrate, or an organic / inorganic composite material substrate.

The circuit layer DP-CL may include a plurality of insulating layers, a plurality of conductive layers, and a semiconductor layer. The plurality of conductive layers of the circuit layer DP-CL may constitute control circuits of signal lines or pixels. The light emitting element layer (DP-OLED) includes organic light emitting diodes. The thin film sealing layer (TFE) seals the light emitting element layer (DP-OLED).

The thin film encapsulation layer (TFE) includes an inorganic layer and an organic layer. The thin film encapsulation layer (TFE) may comprise at least two inorganic layers and an organic layer disposed therebetween. The inorganic layers protect the light emitting element layer (DP-OLED) from water / oxygen, and the organic layer protects the light emitting element layer (DP-OLED) from foreign substances such as dust particles. The inorganic layer may include a silicon nitride layer, a silicon oxynitride layer and a silicon oxide layer, a titanium oxide layer, or an aluminum oxide layer. The organic layer may include, but is not limited to, an acrylic based organic charge.

The touch sensing unit TS may be disposed directly on the thin film sealing layer (TFE). However, the present invention is not limited thereto, and the buffer layer may be disposed on the thin film sealing layer (TFE), and the touch sensing unit TS may be disposed on the buffer layer on the thin film sealing layer (TFE). The buffer layer may include an inorganic layer or an organic layer. The touch sensing unit TS includes touch sensors and touch signal lines. The touch sensors and the touch signal lines may have a single layer or a multi-layer structure.

The touch sensors and the touch signal lines may include ITO (indium tin oxide), IZO (indium zinc oxide), ZnO (zinc oxide), ITZO (indium tin zinc oxide), PEDOT, metal nanowire, and graphene. The touch sensors and touch signal lines may comprise a metal layer, such as molybdenum, silver, titanium, copper, aluminum, or alloys thereof. The touch sensors and the touch signal lines may have the same layer structure or different layer structures. Details of the touch sensing unit TS will be described later.

6A is an equivalent circuit diagram of a pixel PX according to an embodiment of the present invention. 6B and 6C are cross-sectional views of a pixel PX according to an embodiment of the present invention.

In Fig. 6A, an i-th pixel PXi connected to the k-th data line DLk among the data lines DL is exemplarily shown. Fig. 6B shows a cross section of a portion corresponding to the first transistor T1 of the equivalent circuit shown in Fig. 6A. 6C shows a cross section of a portion corresponding to the second transistor T2, the sixth transistor T6 and the organic light emitting diode OLED of the equivalent circuit shown in Fig. 6A.

Referring to FIG. 6A, an i-th pixel PXi is activated in response to an i-th scan signal Si applied to an i-th scan line SLi. The i-th pixel PXi includes an organic light emitting diode (OLED) and a pixel driving circuit for controlling the organic light emitting diode. The pixel driving circuit may include seven thin film transistors T1 to T7 and one capacitor Cst. A pixel driving circuit including seven thin film transistors T1 to T7 and one capacitor Cst is illustrated as an example. The pixel PXi is a driving circuit for driving the organic light emitting diode OLED, It suffices to include the transistor T1 (or the driving transistor), the second transistor T2 (or the switching transistor), and the capacitor Cst, and the pixel driving circuit may be variously modified.

The driving transistor controls the driving current supplied to the organic light emitting diode (OLED). The output electrode of the second transistor T2 is electrically connected to the organic light emitting diode OLED. The output electrode of the second transistor T2 may be in direct contact with the anode of the organic light emitting diode OLED or may be connected via another transistor (the sixth transistor T6 in this embodiment).

The control electrode of the control transistor can receive the control signal. the control signal applied to the i-th pixel PXi is the i-th scan signal Si-1, the i-th scan signal Si, the i + 1-th scan signal Si + 1, And an i < th > emission control signal Ei. In an embodiment of the present invention, the control transistor may include a first transistor T1 and third to seventh transistors T3 to T7.

The first transistor T1 includes an input electrode connected to the k-th data line DLk, a control electrode connected to the i-th scan line SLi, and an output electrode connected to the output electrode of the second transistor T2 do. The first transistor T1 is turned on by a scan signal Si applied to an i-th scan line SLi and is applied with a data signal Dk applied to a k-th data line DLk. To the storage capacitor Cst.

Referring to FIGS. 6B and 6C, a buffer layer BFL may be disposed on the base layer SUB. The buffer layer BFL improves the bonding strength between the base layer SUB and the conductive patterns or semiconductor patterns. The buffer layer (BFL) may include an inorganic layer. Although not shown separately, a barrier layer for preventing foreign matter from entering may be further disposed on the upper surface of the base layer SUB. The buffer layer (BFL) and the barrier layer may be optionally disposed / omitted.

The semiconductor pattern OSP1 (hereafter referred to as a first semiconductor pattern) of the first transistor T1, the semiconductor pattern OSP2 (hereinafter referred to as a second semiconductor pattern) of the second transistor T2, and the sixth transistor T6 on the buffer layer BFL, (OSP6: hereinafter referred to as a sixth semiconductor pattern) is disposed. The first semiconductor pattern OSP1, the second semiconductor pattern OSP2, and the sixth semiconductor pattern OSP6 may be selected from amorphous silicon, polysilicon, and metal oxide semiconductors.

The first insulating layer 10 may be disposed on the first semiconductor pattern OSP1, the second semiconductor pattern OSP2, and the sixth semiconductor pattern OSP6. 6B and 6C illustratively show that the first insulating layer 10 is provided in the form of a layer covering the first semiconductor pattern OSP1, the second semiconductor pattern OSP2 and the sixth semiconductor pattern OSP6 The first insulating layer 10 may be provided in a pattern corresponding to the first semiconductor pattern OSP1, the second semiconductor pattern OSP2, and the sixth semiconductor pattern OSP6.

The first insulating layer 10 may include a plurality of inorganic layers. The plurality of inorganic layers may include a silicon nitride layer, a silicon oxynitride layer, and a silicon oxide layer.

A control electrode GE1 (hereinafter referred to as a first control electrode) of the first transistor T1, a control electrode GE2 (hereinafter referred to as a second control electrode) of the second transistor T2, And a control electrode GE6 (hereinafter referred to as a sixth control electrode) of the transistor T6. The first control electrode GE1, the second control electrode GE2 and the sixth control electrode GE6 may be manufactured according to the same photolithography process as the scan lines SL (see Fig. 5A).

The second insulating layer 20 covering the first control electrode GE1, the second control electrode GE2 and the sixth control electrode GE6 may be disposed on the first insulating layer 10. [ The second insulating layer 20 may provide a flat upper surface. The second insulating layer 20 may include an organic material and / or an inorganic material.

An input electrode SE1 (hereinafter referred to as a first input electrode) and an output electrode (first output electrode DE1) of the first transistor T1 and an input electrode (first input electrode) of the second transistor T2 are formed on the second insulating layer 20, (Sixth input electrode SE6 hereinafter) and an output electrode DE6 (sixth output electrode) of the sixth transistor T6, Electrode) is disposed.

The first input electrode SE1 and the first output electrode DE1 are electrically connected to the first through hole CH1 and the second through hole CH2 through the first insulating layer 10 and the second insulating layer 20, Respectively, to the first semiconductor pattern OSP1. The second input electrode SE2 and the second output electrode DE2 are electrically connected to the third through hole CH3 and the fourth through hole CH4 through the first insulating layer 10 and the second insulating layer 20, Respectively, to the second semiconductor pattern OSP2. The sixth input electrode SE6 and the sixth output electrode DE6 are connected to the fifth through hole CH5 and the sixth through hole CH6 passing through the first insulation layer 10 and the second insulation layer 20, Respectively, to the sixth semiconductor pattern OSP6. Meanwhile, in another embodiment of the present invention, some of the first transistor T1, the second transistor T2, and the sixth transistor T6 may be modified to have a bottom gate structure.

A first input electrode SE1, a second input electrode SE2, a sixth input electrode SE6, a first output electrode DE1, a second output electrode DE2, and a second input electrode SE1 are formed on a second insulating layer 20, A third insulating layer 30 covering the six output electrodes DE6 is disposed. The third insulating layer 30 includes an organic layer and / or an inorganic layer. In particular, the third insulating layer 30 may include an organic material to provide a flat surface.

Either the first insulating layer 10, the second insulating layer 20, or the third insulating layer 30 may be omitted depending on the circuit structure of the pixel. Each of the second insulating layer 20 and the third insulating layer 30 may be defined as an interlayer insulating layer. The interlayer insulating layer is interposed between the conductive pattern disposed on the lower side and the conductive pattern disposed on the upper side with respect to the interlayer insulating layer to insulate the conductive patterns.

A pixel defining layer (PDL) and an organic light emitting diode (OLED) are disposed on the third insulating layer 30. A first electrode (AE) is disposed on the third insulating layer (30). The first electrode AE is connected to the sixth output electrode DE6 through a seventh through hole CH7 passing through the third insulating layer 30. [ An opening OP is defined in the pixel definition film PDL. The opening OP of the pixel defining layer PDL exposes at least a part of the first electrode AE.

The pixel PX may be arranged in the pixel region on a plane. The pixel region may include a light emitting region PXA and a non-light emitting region NPXA adjacent to the light emitting region PXA. The non-emission area NPXA may be disposed so as to surround the emission area PXA. In this embodiment, the light emitting region PXA is defined corresponding to a portion of the first electrode AE exposed by the opening OP.

The hole control layer HCL may be disposed in common to the light emitting region PXA and the non-light emitting region NPXA. Although not separately shown, a common layer such as the hole control layer (HCL) may be formed in common to the plurality of pixels (PX, see FIG. 5A).

A light emitting layer (EML) is disposed on the hole control layer (HCL). The light emitting layer (EML) may be disposed in an area corresponding to the opening (OP). That is, the light emitting layer (EML) may be formed separately for each of the plurality of pixels PX. The light emitting layer (EML) may include an organic material and / or an inorganic material. Although the patterned light emitting layer (EML) is illustrated as an example in the present embodiment, the light emitting layer (EML) may be disposed in common to the plurality of pixels PX. At this time, the light emitting layer (EML) can generate white light. Further, the light-emitting layer (EML) may have a multi-layer structure.

An electron control layer (ECL) is disposed on the light-emitting layer (EML). Although not shown separately, the electron control layer (ECL) may be formed in common to the plurality of pixels PX (see Fig. 5A). A second electrode CE is disposed on the electron control layer (ECL). The second electrode CE is disposed in common to the plurality of pixels PX.

A thin-film encapsulation layer (TFE) is disposed on the second electrode CE. The thin film encapsulation layer (TFE) is disposed in common to the plurality of pixels PX. In this embodiment, the thin film encapsulation layer (TFE) directly covers the second electrode CE. In an embodiment of the present invention, a capping layer covering the second electrode CE may be further disposed between the thin film encapsulation layer (TFE) and the second electrode CE. At this time, the thin film encapsulation layer (TFE) can directly cover the capping layer.

7A to 7C are cross-sectional views of thin film encapsulation layers (TFE1, TFE2, TFE3) according to an embodiment of the present invention.

Referring to FIG. 7A, the thin film encapsulation layer TFE1 may include n inorganic layers IOL1 to IOLn. The thin film encapsulation layer TFE1 includes n-1 organic layers OL1 to OLn-1, and the n-1 organic layers OL1 to OLn-1 and the n inorganic layers IOL1 to IOLn, . The n-1 organic layers OL1 to OLn-1 can have a thickness larger than the n inorganic layers IOL1 to IOLn on average.

Each of the n inorganic layers IOL1 to IOLn may be a single layer containing one material, or may have a multi-layer each containing another material. Each of the n-1 organic layers OL1 to OLn-1 may be formed by providing organic monomers. For example, each of the n-1 organic layers OL1 to OLn-1 may be formed using an inkjet printing method or may be formed by coating a composition containing an acrylic monomer.

7B and 7C, the inorganic layers included in each of the thin film encapsulation layers TFE2 and TFE3 may have the same or different inorganic materials, and may have the same or different thicknesses. The organic layers included in each of the thin film encapsulation layers (TFE2, TFE3) may have the same or different organic materials and may have the same or different thicknesses.

7B, the thin film encapsulation layer TFE2 includes a first inorganic layer IOL1, a first organic layer OL1, a second inorganic layer IOL2, a second organic layer OL2, And a third inorganic layer IOL3. The first inorganic layer IOL1 may have a two-layer structure. The first sub-layer S1 and the second sub-layer S2 of the first inorganic layer IOL1 may contain different inorganic materials.

As shown in Fig. 7C, the thin film encapsulation layer TFE3 may include a first inorganic layer IOL10, a first organic layer OL1, and a second inorganic layer IOL20 which are sequentially stacked. The first inorganic layer (IOL10) may have a two-layer structure. The first sublayer (S10) and the second sublayer (S20) of the first inorganic layer (IOL10) may contain different inorganic materials.

The second inorganic layer (IOL20) may have a two-layer structure. The second inorganic layer IOL20 may include a first sub-layer S100 and a second sub-layer S200 deposited in different deposition environments. The first sub-layer S100 may be deposited under low power conditions and the second sub-layer S200 may be deposited under high power conditions. The first sub-layer S100 and the second sub-layer S200 may comprise the same inorganic material.

8A is a cross-sectional view of a touch sensing unit TS according to an embodiment of the present invention. 8B is a plan view of the touch sensing unit TS according to an embodiment of the present invention. 8C to 8E are plan views of respective layers of the touch sensing unit TS for explaining the planar structure of each layer of the touch sensing unit TS shown in FIG. 8B.

8A, the touch sensing unit TS includes a first conductive layer TS-CL1, a first insulating layer TS-IL1 (hereinafter, referred to as a first touch insulating layer), a second conductive layer TS-CL2, And a second insulating layer (TS-IL2, hereinafter referred to as a second touch insulating layer). The first conductive layer (TS-CL1) may be disposed directly on the thin-film encapsulation layer (TFE). The buffer layer may be disposed between the first conductive layer TS-CL1 and the thin film sealing layer TFE and the first conductive layer TS-CL1 may be formed on the buffer layer on the thin film sealing layer TFE . The buffer layer may include an inorganic layer or an organic layer.

Each of the first conductive layer TS-CL1 and the second conductive layer TS-CL2 may have a single layer structure or may have a multilayer structure stacked along the third direction axis DR3. The conductive layer of the multilayer structure may include at least two or more of the transparent conductive layers and the metal layers. The multi-layered conductive layer may comprise metal layers comprising different metals. The transparent conductive layer may include ITO (indium tin oxide), IZO (indium zinc oxide), ZnO (zinc oxide), ITZO (indium tin zinc oxide), PEDOT, metal nanowire, or graphene. The metal layer may comprise molybdenum, silver, titanium, copper, aluminum, and alloys thereof.

Each of the first conductive layer TS-CL1 and the second conductive layer TS-CL2 includes a plurality of patterns. Hereinafter, the first conductive layer TS-CL1 includes first conductive patterns and the second conductive layer TS-CL2 includes second conductive patterns. Each of the first conductive patterns and the second conductive patterns may include touch electrodes and touch signal lines.

Each of the first touch insulation layer TS-IL1 and the second touch insulation layer TS-IL2 may include an inorganic material or an organic material. The inorganic material may include at least one of aluminum oxide, titanium oxide, silicon oxide silicon oxynitride, zirconium oxide, and hafnium oxide. The organic material may be at least one of an acrylic resin, a methacrylic resin, a polyisoprene, a vinyl resin, an epoxy resin, a urethane resin, a cellulose resin, a siloxane resin, a polyimide resin, a polyamide resin, .

Each of the first touch insulation layer TS-IL1 and the second touch insulation layer TS-IL2 may have a single layer or a multilayer structure. Each of the first touch insulation layer TS-IL1 and the second touch insulation layer TS-IL2 may have at least one of an inorganic layer and an organic layer. The inorganic layer and the organic layer may be formed by a chemical vapor deposition method.

The first touch insulation layer TS-IL1 is sufficient to insulate the first conductive layer TS-CL1 and the second conductive layer TS-CL2, and its shape is not limited. The shape of the first touch insulation layer TS-IL1 may be changed according to the shape of the first conductive patterns and the second conductive patterns. The first touch insulation layer TS-IL1 may cover the entire thin-film encapsulation layer (TFE) or may include a plurality of insulation patterns. It is sufficient that the plurality of insulation patterns overlap the first connection portions CP1 or the second connection portions CP2 described later.

Although the two-layer type touch sensing unit is exemplarily shown in this embodiment, the present invention is not limited thereto. The single-layer touch sensing unit includes a conductive layer and an insulating layer covering the conductive layer. The conductive layer includes touch sensors and touch signal lines connected to the touch sensors. The single-layered touch sensing unit can acquire coordinate information in a self-capping manner.

8B, the touch sensing unit TS includes first touch electrodes TE1, first touch signal lines TSL1 connected to the first touch electrodes TE1, second touch electrodes TE2, Second touch signal lines TSL2 connected to the second touch electrodes TE2 and touch pad units TPD connected to the first and second touch signal lines TSL1 and TSL2. The first touch electrodes TE1, the second touch electrodes TE2 and the first and second touch signal lines TSL1 and TSL2 are disposed in the display area DA, And is disposed in the non-display area NDA.

Each of the first touch electrodes TE1 may have a mesh shape in which a plurality of touch openings are defined. The first touch electrodes TE1 extend in the first direction DR1 and are arranged in the second direction DR2. Each of the first touch electrodes TE1 includes a plurality of first touch sensor units SP1 and a plurality of first connection units CP1. The first touch sensor units SP1 are arranged in a first direction DR1. Each of the first connection portions CP1 connects two adjacent first touch sensor units SP1 among the first touch sensor units SP1. Although not specifically shown, the first touch signal lines TSL1 may also have a mesh shape.

The second touch electrodes TE2 are insulated from and intersect with the first touch electrodes TE1. Each of the second touch electrodes TE2 may have a mesh shape in which a plurality of touch openings are defined. The second touch electrodes TE2 extend in the second direction DR2 and are arranged in the first direction DR1. Each of the second touch electrodes TE2 includes a plurality of second touch sensor units SP2 and a plurality of second connection units CP2. And the second touch sensor units SP2 are arranged in the second direction DR2. Each of the second connection parts CP2 connects the two second touch sensor parts SP2 among the second touch sensor parts SP2. Although not shown, the second touch signal lines TSL2 may also have a mesh shape.

The first touch electrodes TE1 and the second touch electrodes TE2 are alternately arranged without overlapping each other. The first touch electrodes TE1 and the second touch electrodes TE2 are electrostatically coupled. Capacitors are formed between the first touch sensor units SP1 and the second touch sensor units SP2 as the touch sensing signals are applied to the first touch electrodes TE1.

The first touch sensor units SP1, the first connection units CP1 and the first touch signal lines SL1, the second touch sensor units SP2, the second connection units CP2, Some of the lines SL2 may be formed by patterning the first conductive layer TS-CL1 shown in FIG. 8A and the rest may be formed by patterning the second conductive layer TS-CL2 shown in FIG. 8A have. In order to electrically connect the conductive patterns disposed on the other layer, a contact hole passing through the first touch insulation layer TS-IL1 shown in Fig. 8A may be formed.

Referring to FIG. 8C, the first conductive patterns TS-CL1 are disposed on the thin film encapsulation layer (TFE). The first conductive patterns TS-CL1 may include bridge patterns CP1. The bridge patterns CP1 may be disposed on the thin-film encapsulation layer (TFE). The bridge patterns CP1 correspond to the first connection portions CP1 shown in Fig. 8B.

The first connection portions CP1 may extend to intersect with the adjacent second touch sensor portions SP2 without intersecting the second connection portions CP2. The specific shape of the first connection portions CP1 will be described in detail below with reference to FIGS. 10A to 10C.

Referring to FIG. 8D, a first touch insulation layer TS-IL1 covering the bridge patterns CP1 is disposed on the thin film encapsulation layer (TFE). In the first touch insulation layer TS-IL1, contact holes CH for partially exposing the bridge patterns CP1 are defined. The contact holes CH can be formed by a photolithography process.

Referring to FIG. 8E, the second conductive patterns TS-CL2 are disposed on the first touch insulation layer TS-IL1. The second conductive patterns TS-CL2 are connected to the first touch sensor units SP1, the second connection units CP2, the first touch signal lines SL1, the second touch sensor units SP2, Signal lines SL2. A second touch insulation layer TS-IL2 covering the second conductive patterns TS-CL2 is disposed on the first touch insulation layer TS-IL1. The first connection portions CP1 may connect the first touch sensor units SP1 through a plurality of contact holes CH defined through the first touch insulation layer TS-IL1.

The first conductive patterns TS-CL1 are formed on the first touch electrodes TE1, the first connection portions CP1, and the first touch signal lines < RTI ID = 0.0 > (SL1). The second conductive patterns TS-CL2 may include second touch electrodes TE2, second connection portions CP2, and second touch signal lines SL2. In this case, In the insulating layer (TS-IL1), the contact holes (CH) are not defined. In addition, the first conductive patterns TS-CL1 and the second conductive patterns TS-CL2 may be interchanged in an embodiment of the present invention. That is, the second conductive patterns TS-CL2 may include the bridge patterns CP1.

Fig. 9 is an enlarged view of the first area A1 shown in Fig. 8B.

FIG. 9 is a view for explaining the shape of the pixels PX according to the embodiment of the present invention. For convenience of explanation, FIG. 9 shows the relationship between the first and second touch sensor units SP1 and SP2, The planar shape of the planes PX is shown.

The pixels PX include a plurality of pixel regions PXA and non-pixel regions NPXA around the pixel regions. Each of the pixel regions PXA may be the pixel region PXA shown in Fig. 6C. The pixel regions PXA may display a red color, a green color, or a blue color. However, the present invention is not limited to this, and the pixel regions PXA may further include pixels for displaying magenta, cyan, or white. The pixel regions PXA may have different sizes depending on the colors to be displayed.

A direction intersecting the first direction DR1 and the second direction DR2 on a plane parallel to the first direction DR1 and the second direction DR2 is defined as a first diagonal direction DDR1. A direction intersecting the first diagonal direction DDR1 on a plane parallel to the first direction DR1 and the second direction DR2 may be defined as a second diagonal direction DDR2. The pixel regions PXA may have a rhombic shape and may be arranged in the first diagonal direction DDR1 and the second diagonal direction DDR2.

The first and second touch sensor units SP1 and SP2 having a mesh shape may be arranged to overlap the non-pixel region NPAX. The touch openings TOP of the first and second touch sensor units SP1 and SP2 have a rhombic shape corresponding to the shape of the pixel regions PXA and can have a size corresponding to the pixel regions PXA have. The pixel regions PXA excluding the pixel regions PXA adjacent to the first touch sensor units SP1 and the second touch sensor units SP2 among the pixel regions PXA are connected to the first and second touch sensor units SP1, (TOP) of the touch panels SP1, SP2. The size of the touch openings TOP may correspond to the size of the pixel regions PXA.

Fig. 10A is an enlarged view of the second area A2 shown in Fig. 8B. FIG. 10B is a view showing only the first and second touch sensor units SP1 and SP2 and the second connection unit CP2 in FIG. 10A. FIG. 10C is a view showing only the first connection part CP1 in FIG. 10A.

For convenience of explanation, the touch openings shown in Figs. 10A and 10B are not drawn to different sizes as shown in Fig. 9, but are shown in the same figure so that only the mesh shape is shown.

Referring to FIGS. 10A, 10B and 10C, the first connection part CP1 extends so as not to overlap the second connection part CP2 and connects the two first touch sensor parts SP1 adjacent to each other. The second connection unit CP2 connects the two second touch sensor units SP2 adjacent to each other.

The second connection part CP2, the first touch sensor parts SP1, and the second touch sensor parts SP2 may be formed by patterning simultaneously with the same material. The first connection part CP1 extends in a predetermined area of each of the second touch sensor parts SP2 adjacent to the second connection part CP2 so as to intersect with the second touch sensor parts SP2 to form the first touch sensor parts SP1, Lt; / RTI > The first connection part CP1 is insulated from the second touch sensor parts SP2 and extends to intersect with the first touch insulation layer TS-IL1.

Specifically, each of the first touch sensor units SP1 includes a plurality of first branch portions BP1 extending in the first diagonal direction DDR1 and first branch portions BP1 extending in the second diagonal direction DDR2. And a plurality of second branch portions BP2 crossing the second branch portions BP2. The first branch portions BP1 and the second branch portions BP2 are connected to each other to form the plurality of touch openings TOP described above. The first branch portions BP1 and the second branch portions BP2 may be integrally formed. The first branch portions BP1 and the second branch portions BP2 may be defined as mesh lines.

The first branch portions BP1 may extend beyond the second branch portions BP2 disposed at the outermost side in the first diagonal direction DDR1. The second branch portions BP2 may extend beyond the first branch portions BP1 disposed at the outermost side in the second diagonal direction DDR2.

Each of the second touch sensor units SP2 includes a plurality of third branch portions BP3 extending in the first diagonal direction DDR1 and a plurality of third branch portions BP2 extending in the second diagonal direction DDR2, And includes a plurality of fourth branches BP4. The third branch portions BP3 and the fourth branch portions BP4 are connected to each other to form the plurality of touch openings TOP described above. The third branch portions BP3 and the fourth branch portions BP4 may be integrally formed. The third and fourth branches BP3 and BP4 may be defined as a mesh line. The line width of the mesh line may be several micros.

The third branch portions BP3 may extend beyond the fourth branch portions BP4 disposed at the outermost side in the first diagonal direction DDR1. The fourth branches BP4 may extend beyond the third branches BP3 disposed at the outermost side in the second diagonal direction DDR2.

The first connection part CP1 includes a first extended part EX1 and a second extended part EX2 having a shape symmetrical to the first extended part EX1. The first extended portion EX1 and the second extended portion EX2 do not overlap the second connection portion CP2 by disposing the second connection portion CP2 therebetween.

The first extension part EX1 connects the first touch sensor parts SP1 adjacent to each other by intersecting the second touch sensor part SP2 of one of the adjacent second touch sensor parts SP2. The second extension part EX2 connects the first touch sensor parts SP1 adjacent to each other by intersecting the second touch sensor part SP2 of the adjacent second touch sensor parts SP2.

The first touch sensor units SP1 adjacent to each other are disposed above the first sub touch sensor unit SSP1_1 on a plane parallel to the first sub touch sensor unit SSP1_1 and the first and second directions DR1 and DR2 And a second sub touch sensor unit SSP1_2 arranged. The second touch sensor units SP2 adjacent to each other are arranged on the left side of the third sub touch sensor unit SSP2_1 on a plane parallel to the first and second directions DR1 and DR2, And a fourth sub touch sensor unit SSP2_2 arranged.

A predetermined region of the first extending portion EX1 adjacent to one side of the first extending portion EX1 is connected to the first sub touch sensor portion SSP1_1 through a plurality of contact holes CH. A predetermined region of the first extending portion EX1 adjacent to the other side of the first extending portion EX1 is connected to the second sub touch sensor portion SSP1_2 through a plurality of contact holes CH.

A predetermined region of the second extending portion EX1 adjacent to one side of the second extending portion EX2 is connected to the first sub touch sensor portion SSP1_1 through a plurality of contact holes CH. A predetermined region of the second extending portion EX1 adjacent to the other side of the second extending portion EX2 is connected to the second sub touch sensor portion SSP1_2 through a plurality of contact holes CH. The first extended portion EX1 may extend to intersect the third sub touch sensor portion SSP2_1. The second extended portion EX2 may extend to cross the fourth sub touch sensor portion SSP2_2.

The first extension portion EX1 includes a first sub-extension portion EX1_1 and a second sub-extension portion EX1_2 extending in the first diagonal direction DDR1, a third sub-extension portion EX1_2 extending in the second diagonal direction DDR2, A first sub connection part SCP1 extending in the second diagonal direction DDR2 and a second sub connection part SCP2 extending in the first diagonal direction DDR1 are formed in the first diagonal direction EX1_3 and the fourth sub extension part EX1_4, . The second western extension EX1_2 has a length smaller than the first sub-extension EX1_1 and the fourth sub-extension EX1_4 has a length smaller than the third sub-extension EX1_3.

A predetermined region of the first sub-extension EX1_1 adjacent to one side of the first sub-extension EX1_1 is connected to the first sub-touch sensor SSP1_1 through a plurality of contact holes CH. A predetermined region of the second sub-extension EX1_2 adjacent to one side of the second sub-extension EX1_2 is connected to the first sub-touch sensor SSP1_1 through a plurality of contact holes CH. The first sub-extension EX1_1 and the second sub-extension EX1_2 are each connected to the first sub-touch sensor SSP1_1 via two contact holes CH, but the contact holes CH Is not limited to this, but may be more.

A predetermined region of the third sub-extension EX1_3 adjacent to one side of the third sub-extension EX1_3 is connected to the second sub-touch sensor SSP1_2 via a plurality of contact holes CH. A predetermined region of the fourth sub-extension EX1_4 adjacent to one side of the fourth sub-extension EX1_4 is connected to the second sub-touch sensor SSP1_2 through a plurality of contact holes CH. The third sub-extension EX1_3 and the fourth sub-extension EX1_4 are each connected to the second sub-touch sensor SSP1_2 via two contact holes CH, but the contact holes CH Is not limited to this, but may be more.

The other side of the first sub-extended portion EX1_1 is connected to the other side of the third sub-extended portion EX1_3 and the other side of the second sub-extended portion EX1_2 is connected to the other side of the fourth sub-extended portion EX1_4. The first sub-connection part SCP1 extends from the other side of the fourth sub-extension EX1_4 to the second diagonal direction DDR2 and is connected to the first sub-extension EX1_1. The second sub connection part SCP2 extends from the other side of the second sub extension part EX1_2 to the first diagonal direction DDR1 and is connected to the third sub extension part EX1_3.

The first sub-extension EX1_1, the second sub-extension EX1_2, the third sub-extension EX1_3, the fourth sub-extension EX1_4, the first sub-connection SCP1, and the second sub- SCP2 may be integrally formed.

The first and second sub extension portions EX1_1 and EX1_2 are connected to a predetermined number of fourth branch portions SS1_1 and SS2_2 adjacent to the first sub touch sensor portion SSP1_1 among the fourth branch portions BP4 of the third sub touch sensor portion SSP2_1. Portions BP4. Illustratively, the four fourth branches BP4 in FIG. 10A intersect with the first and second sub-extensions EX1_1 and EX1_2, but the number of the fourth branches BP4 that cross each other is not limited thereto. The third branch portions BP3 of the third sub touch sensor unit SSP2_1 are not disposed in the regions overlapping the first and second sub extension units EX1_1 and EX1_2 and the second sub connection unit SCP2.

The third and fourth sub extension portions EX1_3 and EX1_4 are connected to a predetermined number of third branch portions adjacent to the first sub touch sensor portion SSP1_1 among the third branch portions BP3 of the third sub touch sensor portion SSP2_1 Portions BP3. Illustratively, in FIG. 10A, the two third branch portions BP3 intersect with the third and fourth sub-extensions EX1_3 and EX1_4, but the number of the third branch portions BP3 intersecting is not limited thereto. The fourth branch portions BP4 of the third sub touch sensor unit SSP2_1 are not disposed in the regions overlapping the third and fourth sub extension units EX1_3 and EX1_4 and the first sub connection unit SCP1.

The first and second sub extension portions EX1_1 and EX1_2 are arranged so as to intersect the fourth branch portions BP4 and the third and fourth sub extension portions EX1_3 and EX1_4 are arranged to intersect with the third branch portions BP3, A configuration that is arranged to intersect can be defined as a point overlap.

The second extension portion EX2 is divided into a fifth sub-extension portion EX2_1 and a sixth sub-extension portion EX2_2 extending in the second diagonal direction DDR2, a seventh sub-extension portion D2 extending in the first diagonal direction DDR1, A fourth sub connection part SCP4 extending in the second diagonal direction DDR2 and a third sub connection part SCP3 extending in the first diagonal direction DDR1 and a fourth sub connection part SCP4 extending in the second diagonal direction DDR2, .

The second extended portion EX2 has a structure symmetrical with the first extended portion EX1 so that the fifth to eighth sub-extended portions EX2_1 to EX2_4 and the third and fourth sub connection portions SCP3 and SCP4, Are symmetrical to the first to fourth sub extending portions EX1_1 to EX1_4 and the first and second sub connection portions SCP1 and SCP2, respectively. Therefore, a predetermined area of each of the fourth to eighth sub-extensions EX2_1 to EX2_4 adjacent to one side of each of the fourth to eighth sub-extensions EX2_1 to EX2_4 is connected to the second sub- Touch sensor units SSP1_1 and SSP1_2, respectively.

Touch sensor units SSP1_1 and SSP1_2 via the third sub-touch sensor unit SSP2_1, the first to fourth sub-extension units EX1_1 to EX1_4 are connected to the fourth and fifth sub- The eighth sub extension parts EX2_1 to EX2_4 connect the first and second sub touch sensor parts SSP1_1 and SSP1_2 via the fourth sub touch sensor part SSP2_2. Touch sensor unit SSP2_2 in the region overlapping the fifth to eighth sub-extension units EX2_1 to EX2_4 and the third and fourth sub connection units SCP3 and SCP4, , And BP4 are not disposed.

Since the second extending portion EX2 has a structure symmetrical to the first extending portion EX1, a more detailed description of the second extending portion EX2 will be omitted.

The second connection part CP2 has a mesh structure and connects the third sub touch sensor part SSP2_1 and the fourth sub touch sensor part SSP2_2. For example, FIG. 10A illustrates the configuration of the second connection part CP2 having a configuration in which two rhombic shapes are connected, but the configuration of the second connection part CP2 is not limited thereto as long as it has a mesh shape.

When a first connecting portion having a mesh shape extends to overlap with the second connecting portion CP to connect the first touch sensor portions SP1, a predetermined portion of the first connecting portion is connected to a predetermined portion of the second connecting portion CP, Line overlap. The line overlap may be defined as a state in which the branches of the first connection portion extending in the same direction and the branches of the second connection portion CP2 are overlapped.

In this case, a capacitor is formed between the first connection portion and the second connection portion CP2, thereby increasing the parasitic capacitance. If the parasitic capacitors increase, the touch sensing signal may not be output normally. In addition, the first connecting portion and the second connecting portion CP2 may be short-circuited during the manufacturing process in the line overlapping portion. As a result, the reliability of the touch sensing unit TS may deteriorate.

The first connection unit CP1 may extend in the first touch sensor units SP1 adjacent to the second touch sensor units SP2 so as not to overlap the second connection unit CP2, Lt; / RTI > Accordingly, since the parasitic capacitors of the touch sensing unit TS are reduced and the first connection CP1 and the second connection CP2 are prevented from being short-circuited during the manufacturing process, the reliability of the touch sensing unit TS Can be improved. As a result, the reliability of the display apparatus DD can be improved.

11 to 24 are plan views showing a part of a touch sensing unit according to various embodiments of the present invention.

For convenience of explanation, a plan view corresponding to the second area A2 shown in Fig. 10A is shown in Figs.

Hereinafter, the configuration of the touch sensing unit according to various embodiments of the present invention will be described with reference to FIGS. 11 to 24. FIG. The touch sensing unit according to the various embodiments shown in Figs. 11 to 24 will be described mainly on the difference from the touch sensing unit TS shown in Fig. 8B and Fig. 10A to Fig. 10C. And Figures 10a-10c.

Referring to FIG. 11, the first connection part CP1_1 includes a first extension part EX3 and a second extension part EX4 which are disposed with a second connection part CP2 interposed therebetween. The first extended portion EX3 and the second extended portion EX4 are symmetrical to each other.

The first extension part EX3 includes first, second, third and fourth sub extension parts EX3_1, EX3_2, EX3_3 and EX3_4 and first and second sub connection parts SCP1_1 and SCP1_2. The length of each of the first and third sub extension portions EX3_1 and EX3_3 is smaller than the length of each of the first and third sub extension portions EX1_1 and EX1_3 shown in FIG. EX3_2 and EX3_4 are smaller than the respective lengths of the second and fourth sub-extensions EX1_2 and EX1_4 shown in FIG. 10A.

A predetermined region of each of the first to fourth sub-extending portions EX3_1 to EX3_4 adjacent to one side of each of the first to fourth sub-extending portions EX3_1 to EX3_4 is connected to the first and fourth sub- 2 sub touch sensor units SSP1_1 and SSP1_2. The other configuration of the first extended portion EX3 is substantially the same as that of the first extended portion EX1 shown in FIG. 10A, so a detailed description of the first extended portion EX3 will be omitted.

The second extension portion EX4 includes fifth, sixth, seventh and eighth sub extension portions EX4_1, EX4_2, EX4_3 and EX4_4 and third and fourth sub connection portions SCP2_1 and SCP2_2. The length of each of the fifth and seventh sub-extensions EX4_1 and EX4_3 is smaller than the length of each of the fifth and seventh sub-extensions EX2_1 and EX2_3 shown in FIG. 10A, and the lengths of the sixth and eighth sub- EX4_2 and EX4_4 are smaller than the respective lengths of the sixth and eighth sub-extensions EX2_2 and EX2_4 shown in Fig. 10A.

A predetermined region of each of the fifth to eighth sub-extending portions EX4_1 to EX4_4 adjacent to one side of each of the fifth to eighth sub-extending portions EX4_1 to EX4_4 is connected to the first and second sub- 2 sub touch sensor units SSP1_1 and SSP1_2. The other configuration of the second extended portion EX4 is substantially the same as that of the second extended portion EX2 shown in Fig. 10A, so a detailed description of the second extended portion EX4 will be omitted.

Referring to FIG. 12, the first connection part CP1_2 includes a first extension part EX5 and a second extension part EX6 which are disposed with a second connection part CP2 interposed therebetween. The first extended portion EX5 and the second extended portion EX6 are symmetrical to each other.

The first extension part EX5 includes first, second, third and fourth sub extension parts EX5_1, EX5_2, EX5_3 and EX5_4 and first and second sub connection parts SCP3_1 and SCP3_2. The length of each of the first and third sub-extending portions EX5_1 and EX5_3 is longer than the length of each of the first and third sub-extending portions EX1_1 and EX1_3 shown in FIG. 10A, and the lengths of the second and fourth sub- EX5_2 and EX5_4 are longer than the respective lengths of the second and fourth sub-extensions EX1_2 and EX1_4 shown in FIG. 10A.

The second extension part EX6 includes the fifth, sixth, seventh and eighth sub extension parts EX6_1, EX6_2, EX6_3 and EX6_4 and third and fourth sub connection parts SCP4_1 and SCP4_2. The length of each of the fifth and seventh sub-extensions EX6_1 and EX6_3 is longer than the length of each of the fifth and seventh sub-extensions EX2_1 and EX2_3 shown in FIG. 10A, and the lengths of the sixth and eighth sub- EX6_2 and EX6_4 are longer than the respective lengths of the sixth and eighth sub-extensions EX2_2 and EX2_4 shown in FIG. 10A.

One side of the first sub-extension part EX5_1 is connected to one side of the fifth sub-extension part EX6_1 and one side of the second sub-extension part EX5_2 is connected to one side of the sixth sub-extension part EX6_2. One side of the third sub-extension EX5_3 is connected to one side of the seventh sub-extension EX6_3 and one side of the fourth sub-extension EX5_4 is connected to one side of the eighth sub-extension EX6_4.

One side of the first sub extension part EX5_1 and one side of the fifth sub extension part EX6_1 share one contact hole CH and are connected to the first sub touch sensor part SSP1_1. One side of the second sub-extension part EX5_2 and one side of the sixth sub-extension part EX6_2 are connected to the first sub-touch sensor part SSP1_1 by sharing one contact hole CH.

One side of the third sub-extending portion EX5_3 and one side of the seventh sub-extending portion EX6_3 are connected to the second sub-touch sensor portion SSP1_2 by sharing one contact hole CH. One side of the fourth sub-extension part EX5_4 and one side of the eighth sub-extension part EX6_4 are connected to the second sub-touch sensor part SSP1_2 by sharing one contact hole CH. The other configurations of the first and second extension portions EX5 and EX6 are substantially the same as those of the first and second extension portions EX1 and EX2 shown in FIG. 10A, so that the first and second extension portions EX5 and EX6, EX6 will be omitted.

13, the first extension part EX7 of the first connection part CP1_3 includes first, second, third and fourth sub-extension parts EX7_1, EX7_2, EX7_3 and EX7_4 and first and second sub- EX8_2, EX8_3, and EX8_3, respectively, and the second extension portion EX8 of the first connection portion CP1_3 includes two sub-connection portions SCP5_1 and SCP5_2. The second extension portion EX8 of the first connection portion CP1_3 includes fifth, sixth, seventh, and eighth sub- EX8_4 and third and fourth sub connection units SCP6_1 and SCP6_2.

Except for the number of contact holes CH provided for connecting the first and second extension units EX7 and EX8 to the first and second sub touch sensor units SSP1_1 and SSP1_2, The units EX7 and EX8 substantially have the same configuration as the first and second extension units EX5 and EX6 shown in Fig.

Specifically, one side of the first and fifth sub-extending portions EX7_1 and EX8_1 is connected to the first sub-touch sensor portion SSP1_1 by sharing one contact hole CH, and the second and sixth sub- One side of each of the touch switches EX7_2 and EX8_2 is connected to the first sub touch sensor SSP1_1 by sharing one contact hole CH. One side of the third and seventh sub extension portions EX7_3 and EX8_3 is connected to the second sub touch sensor portion SSP1_2 by sharing one contact hole CH and the fourth and eighth sub extension portions EX7_4, EX8_4 share one contact hole CH and are connected to the second sub touch sensor SSP1_2.

It is also possible that a predetermined region of the first sub-extended portion EX7_1 adjacent to one side of the first sub-extended portion EX7_1 and a predetermined region of the second sub- Of the sixth sub-extension (EX8_2) adjacent to one side of the fifth sub-extension (EX8_1) adjacent to one side of the fifth sub-extension (EX8_1) and a predetermined area of the fifth sub- Touch sensor unit SSP1_1 through a plurality of contact holes CH. Although four contact holes CH are illustratively shown, the number of contact holes CH is not limited thereto.

A predetermined area of the third sub-extension EX7_3 adjacent to one side of the third sub-extension EX7_3, a predetermined area of the fourth sub-extension EX7_4 adjacent to one side of the fourth sub-extension EX7_4, A predetermined region of the seventh sub-extending portion EX8_3 adjacent to one side of the seventh sub-extending portion EX8_3 and a predetermined region of the eighth sub-extending portion EX8_4 adjacent to one side of the eighth sub- Touch sensor unit SSP1_2 through a plurality of contact holes CH. Although four contact holes CH are illustratively shown, the number of contact holes CH is not limited thereto.

Referring to FIG. 14, the first and second touch sensor units SP1 and SP2 and the first and second connection units CP1_4 and CP2 shown in FIG. 14 are disposed in the bending area BA. The first extension part EX9 of the first connection part CP1_4 is connected to the first, second, third and fourth sub extension parts EX9_1, EX9_2, EX9_3 and EX9_4 and the first and second sub connection parts SCP7_1 , SCP7_2 and the second extension portion EX10 of the first connection portion CP1_4 includes the fifth, sixth, seventh and eighth sub-extensions EX10_1, EX10_2, EX10_3 and EX10_4, And fourth sub connection portions SCP8_1 and SCP8_2.

The first extended portion EX9 is protruded in the first diagonal direction DDR1 and the second diagonal direction DDR2 at the connecting portion of the first sub-extended portion EX9_1 and the third sub-extended portion EX9_3 And extends from the first sub connection part SCP7_1 to the second diagonal direction DDR2 and protrudes outward beyond the first sub extension part EX9_1 and extends from the second sub connection part SCP7_2 to the first diagonal direction DDR1 And a plurality of protrusions P protruding outward from the third sub-extension EX9_3.

Since the second extending portions EX10 are symmetrical with respect to the first extending portions EX9 and have substantially the same configuration, the second extending portions EX10 are also symmetrical with the projecting portions P of the first extending portions EX9, And a plurality of protrusions (P). Except for the protrusions P, the first and second extensions EX9 and EX10 have substantially the same configuration as the first and second extensions EX1 and EX2 shown in FIG. 10A.

The protrusions P are arranged to overlap with the adjacent third and fourth branch portions BP3 and BP4. The borders of the first and third sub-extensions EX9_1 and EX9_3 and the borders of the third and fourth branch portions BP3 and BP4 and the borders of the third and fourth branch portions BP4 and BP4 are not bent when the bending area BA is bent, Cracks may be generated at the boundary between the first and second sub-extension portions EX10_1 and EX10_3 and the third and fourth branch portions BP3 and BP4. However, the protrusions P are arranged to overlap with the adjacent third and fourth branch portions BP3 and BP4, so that the first and third sub-extensions EX9_1 and EX9_3 and the third and fourth branch portions BP3 , BP4 and the boundary between the fifth and seventh sub-extensions EX10_1 and EX10_3 and the third and fourth branch portions BP3 and BP4 can be prevented.

Referring to FIG. 15, the first connection unit CP1_5 includes a first extension unit EX11 and a second extension unit EX12, which are disposed with the second connection unit CP2 therebetween and are symmetrical to each other.

The first extended portion EX11 includes a first sub-extended portion EX11_1 extending in the first diagonal direction DDR1 and a second sub-extended portion EX11_2 extending in the second diagonal direction DDR2, The two extension part EX12 includes a third sub extension part EX12_1 extending in the second diagonal direction DDR2 and a fourth sub extension part EX12_2 extending in the first diagonal direction DDR1. The first and second sub extension portions EX11_1 and EX11_2 are respectively symmetrical to the third and fourth sub extension portions EX12_1 and EX12_2.

A predetermined region of each of the first and third sub-extending portions EX11_1 and EX12_1 adjacent to one side of each of the first and third sub-extending portions EX11_1 and EX12_1 is connected to the first sub-touch sensor portion SSP1_1. A predetermined region of each of the first and third sub extenders EX11_1 and EX12_1 adjacent to one side of each of the second and fourth subexpansion units EX11_2 and EX12_2 is connected to the second sub touch sensor unit SSP1_2. The other side of the first sub-extension EX11_1 is connected to the other side of the second sub-extension EX11_2 and the other side of the third sub-extension EX12_1 is connected to the other side of the fourth sub-extension EX12_2.

A predetermined region of each of the first to fourth sub extending portions EX11_1 to EX12_2 adjacent to one side of each of the first to fourth sub extending portions EX11_1 to EX12_2 is connected to the first and second sub extending portions EX11_1 to EX12_2 through one contact hole CH, 2 sub touch sensor units SSP1_1 and SSP1_2.

A configuration in which the first extension portion EX11 crosses the third sub touch sensor portion SSP2_1 and a configuration in which the second extension portion EX12 intersects with the fourth sub touch sensor portion SSP2_2 is substantially the same as that shown in FIG. The illustrated first and second extension portions EX1 and EX2 are the same as those in which the third and fourth sub touch sensor portions SSP2_1 and SSP2_2 intersect with each other.

16, a first extension EX13 of the first connection CP1_6 includes first and second sub-extensions EX13_1 and EX13_2, and a second extension CP1_6 of the first connection CP1_6 EX14 includes the third and fourth sub-extensions EX14_1 and EX14_2. The length of each of the first to fourth sub extending portions EX13_1 to EX14_2 is longer than the length of each of the first to fourth sub extending portions EX11_1 to EX12_2 shown in FIG.

A predetermined region of each of the first to fourth sub extending portions EX13_1 to EX14_2 adjacent to one side of each of the first to fourth sub extending portions EX13_1 to EX14_2 is connected to the first and second sub extending portions EX13_1 to EX14_2 via a plurality of contact holes CH, Touch sensor units SSP1_1 and SSP1_2. Since the other configurations of the first and second extension portions EX13 and EX14 are substantially the same as those of the first and second extension portions EX11 and EX12 shown in FIG. 15, the first and second extension portions EX13 and EX13, 14 will not be described in detail.

17, the first extension EX15 of the first connection CP1_7 includes first and second sub-extensions EX15_1 and EX15_2, and the second extension CP1_7 of the first connection CP1_7 includes first and second sub- EX16 includes the third and fourth sub-extensions EX16_1 and EX16_2. The length of each of the first to fourth sub extending portions EX15_1 to EX16_2 is longer than the length of each of the first to fourth sub extending portions EX13_1 to EX14_2 shown in FIG.

One side of the first sub-extension EX15_1 is connected to one side of the third sub-extension EX16_1 and one side of the second sub-extension EX15_2 is connected to one side of the fourth sub-extension EX16_2. One side of the first sub-extension EX15_1 and one side of the third sub-extension EX16_1 share one contact hole CH and are connected to the first sub-touch sensor SSP1_1. One side of the second sub extension part EX15_2 and one side of the fourth sub extension part EX16_2 are connected to the second sub touch sensor part SSP1_2 by sharing one contact hole CH.

Since the other configurations of the first and second extension portions EX15 and 16 are substantially the same as the first and second extension portions EX13 and EX14 shown in FIG. 16, the first and second extension portions EX15 and EX16, 16 will not be described in detail.

18, the first extension part EX17 of the first connection part CP1_8 includes the first and second sub extension parts EX17_1 and EX17_2, and the second extension part CP1_8 of the first connection part CP1_8 EX18 includes the third and fourth sub-extensions EX18_1 and EX18_2.

Except for the number of contact holes CH provided for connecting the first and second extension units EX17 and EX18 to the first and second sub touch sensor units SSP1_1 and SSP1_2, The units EX17 and EX18 substantially have the same configuration as the first and second extension units EX15 and EX16 shown in FIG.

Specifically, one side of the first and third sub-extending portions EX17_1 and EX18_1 are connected to the first sub-touch sensor portion SSP1_1 by sharing one contact hole CH, and the second and fourth sub- Touch sensors SS1_2 and EX18_2 share one contact hole CH and are connected to the second sub touch sensor SSP1_2.

It is also preferable that a predetermined region of the first sub-extending portion EX17_1 adjacent to one side of the first sub-extended portion EX17_1 and a predetermined region of the third sub-extending portion EX18_1 adjacent to one side of the third sub- Region is connected to the first sub-touch sensor unit SSP1_1 through a plurality of contact holes CH. Although two contact holes CH are illustratively shown, the number of contact holes CH is not limited thereto.

A predetermined area of the second sub-extension EX17_2 adjacent to one side of the second sub-extension EX17_2 and a predetermined area of the fourth sub-extension EX18_2 adjacent to one side of the fourth sub- Touch sensor unit SSP1_2 through a plurality of contact holes CH. Although two contact holes CH are illustratively shown, the number of contact holes CH is not limited thereto.

19, the first extension part EX19 of the first connection part CP1_9 includes first, second, third and fourth sub extension parts EX19_1, EX19_2, EX19_3 and EX19_4, The second extension part EX20 of the first connection part CP1_9 includes the fifth, sixth, seventh and eighth extension parts EX20_1, EX20_2, EX20_3 and EX20_4.

The first and second extension portions EX19 and EX20 are substantially the same as the first and second extension portions SC1 to SC2 shown in FIG. 11 except for the first to fourth sub connection portions SCP1_1 to SCP2_2 shown in FIG. 11 EX3, and EX4, the detailed description of the first and second extension portions EX19 and EX20 will be omitted.

Referring to FIG. 20, the first extension part EX21 of the first connection part CP1_10 includes first, second, third and fourth sub extension parts EX21_1, EX21_2, EX21_3 and EX21_4, The second extension part EX22 of the first connection part CP1_10 includes the fifth, sixth, seventh and eighth extension parts EX22_1, EX22_2, EX22_3 and EX22_4.

The first and second extension portions EX21 and EX22 are substantially the same as the first and second extension portions SC1 to SC4 shown in FIG. 10A except for the first to fourth sub connection portions SCP1 to SCP4 shown in FIG. EX2 and EX2, the detailed description of the first and second extension portions EX21 and EX22 will be omitted.

21, the first extension part EX23 of the first connection part CP1_11 includes first, second, third and fourth sub-extension parts EX23_1, EX23_2, EX23_3 and EX23_4, The second extension portion EX24 of the first connection portion CP1_11 includes the fifth, sixth, seventh and eighth extension portions EX24_1, EX24_2, EX24_3 and EX24_4.

Except for the first through fourth sub connection portions SCP3_1 through SCP4_2 shown in FIG. 12, the first and second extension portions EX23 and EX24 are substantially formed by the first and second extension portions EX5 and EX6, the detailed description of the first and second extension portions EX23 and EX24 will be omitted.

22, the first extension part EX25 of the first connection part CP1_12 includes first, second, third and fourth sub extension parts EX25_1, EX25_2, EX25_3 and EX25_4, The second extension part EX26 of the first connection part CP1_12 includes the fifth, sixth, seventh and eighth extension parts EX26_1, EX26_2, EX26_3 and EX26_4.

13 except for the first through fourth sub connection portions SCP5_1 through SCP6_2, the first and second extension portions EX25 and EX26 are substantially identical to the first and second extension portions EX25 and EX26 shown in FIG. 13, EX7 and EX8, the detailed description of the first and second extension portions EX25 and EX26 will be omitted.

Referring to FIG. 23, the first connection unit CP1_13 has the same mesh structure as the second connection unit CP2 shown in FIG. 10A, and connects the first touch sensor units SP1. The second connection part CP2_1 has substantially the same configuration as the first connection part CP1 shown in FIG. 10A, and connects the second touch sensor parts SP2.

For example, the second connection unit CP2_1 may have the same configuration as that of the first connection unit CP1 shown in FIG. 10A rotated by 90 degrees. The second connection unit CP2_1 may extend to cross the first touch sensor units SP1, (SP2). The configuration in which the second connection unit CP2_1 crosses the first touch sensor units SP1 is substantially the same as the configuration in which the first connection unit CP1 shown in FIG. 10A crosses the second touch sensor units SP2 . Therefore, the detailed description of the first and second connection parts CP1_13 and CP2_1 and the first and second touch sensor parts SP1 and SP2 will be omitted.

Referring to FIG. 24, the first connection unit CP1_14 connects the first touch sensor units SP1 adjacent to each other in the first direction DR1. The second connection unit CP2 connects the adjacent second touch sensor units SP2 in the second direction DR2.

The first connection part CP1_14 may extend from the first and second diagonal directions DDR1 and DDR2 at least once into the second and first diagonal directions DDR2 and DDR1. The first connection part CP1_14 includes a first extension part EX29 and a second extension part EX30 symmetrical to each other. Each of the first extension portion EX29 and the second extension portion EX29 is bent at least once in the first and second diagonal directions DDR1 and DDR2 into the second and first diagonal directions DDR2 and DDR1, .

Specifically, the first extended portion 29 extends while being bent from the first diagonal direction DDR1 to the second diagonal direction DDR2 and from the second diagonal direction DDR2 to the first diagonal direction DDR1. The second extension 30 extends from the second diagonal direction DDR2 to the first diagonal direction DDR1 and from the first diagonal direction DDR1 to the second diagonal direction DDR2.

In the embodiment of the present invention, each of the first extending portion 29 and the second extending portion 30 includes first and second diagonal directions DDR1 and DDR2 in the first and second diagonal directions DDR1 and DDR2, ), But the number of times of bending is not limited to this, and it is sufficient to bend at least once and extend. The central portion of the first extended portion EX29 and the central portion of the second extended portion EX30 may be formed as bent portions and connected to each other.

The second connection portion CP2 includes a mesh line MCL having a rhombic shape. The mesh line MCL includes a plurality of fifth branches BP5 extending in the first diagonal direction DDR1 and a plurality of sixth branches BP6 extending in the second diagonal direction DDR2. The fifth and sixth branches BP5 and BP6 are connected to each other to define a diamond shape. Illustratively, although the mesh line MCL having one rhombic shape is shown in Fig. 24, the number of rhombic shapes is not limited thereto. When there are a plurality of rhombic shapes, the mesh line MCL may have a mesh shape.

The first and second extension portions EX29 and EX30 of the first connection portion CP1_14 are insulated from the second connection portion CP2 by the first touch insulation layer TS- Gt; MCL < / RTI > That is, the first connection part CP1_14 extends so as to overlap the points without overlapping with the second connection part CP2. Therefore, parasitic capacitors can be reduced, and a short circuit between the first connection unit CP1_14 and the second connection unit CP2, which may occur during the process, can be prevented.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims. It will be possible. In addition, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention, and all technical ideas which fall within the scope of the following claims and equivalents thereof should be interpreted as being included in the scope of the present invention .

DD: Display device DA: Display area
NDA: Non-display area WM: Window
DM: Display module PM: Protective film
TS: touch sensing unit TE1, TE2: first and second touch electrodes
SP1, SP2: first and second touch sensor units
CP1, CP2: first and second connection portions

Claims (32)

Display panel; And
And a touch sensing unit disposed on the display panel,
The touch sensing unit includes:
A plurality of first touch sensor units arranged in a first direction;
A first connection unit connecting the first touch sensor units adjacent to each other among the first touch sensor units in the first direction;
A plurality of second touch sensor units arranged in a second direction intersecting with the first direction; And
And a second connection unit connecting second touch sensor units adjacent to each other of the second touch sensor units in the second direction,
Wherein the first connection portion is insulated from the second touch sensor portions and extends toward predetermined portions of the second touch sensor portions adjacent to each other,
Wherein predetermined portions of the first connection portion adjacent to both ends of the first connection portion are connected to predetermined portions of the corresponding first touch sensor portion of the first touch sensor portions. The method according to claim 1,
Wherein the first and second touch sensor units and the second connection unit are disposed on the insulating layer, and the first and second touch sensor units are mesh-shaped Display device. 3. The method of claim 2,
Wherein the predetermined portions of the first connection portion adjacent to both ends of the first connection portion are connected to the corresponding first touch sensor portion through a plurality of contact holes defined through the insulation layer. 3. The method of claim 2,
Wherein the predetermined portions of the first connection portion adjacent to both ends of the first connection portion are connected to a portion of the mesh-shaped intersection points of the corresponding first touch sensor portion through a plurality of contact holes defined through the insulation layer A display device connected to intersections. 3. The method of claim 2,
The first connection part
A first extension unit that connects the first touch sensor units adjacent to each other to cross the second touch sensor unit of one of the adjacent second touch sensor units; And
And a second extension part having a structure symmetrical to the first extension part and connecting the adjacent first touch sensor parts intersecting with the second touch sensor part of the adjacent second touch sensor parts,
Wherein the first extending portion and the second extending portion are disposed with the second connecting portion interposed therebetween. 6. The method of claim 5,
The first touch sensor units adjacent to each other,
A first sub touch sensor unit; And
And a second sub touch sensor disposed on a plane parallel to the first and second directions and above the first sub touch sensor,
The adjacent second touch sensor units may include:
A third sub touch sensor unit; And
And a fourth sub touch sensor unit disposed on the left side of the third sub touch sensor unit on the plane. The method according to claim 6,
And the second connection unit has a mesh structure and connects the third sub touch sensor unit and the fourth sub touch sensor unit. The method according to claim 6,
A predetermined region of the first extending portion adjacent to one side of the first extending portion is connected to the first sub touch sensor portion and a predetermined region of the first extending portion adjacent to the other side of the first extending portion is connected to the second sub- And the first extension part extends to intersect the third sub touch sensor part. The method according to claim 6,
A predetermined region of the second extending portion adjacent to one side of the second extending portion is connected to the first sub touch sensor portion and a predetermined region of the second extending portion adjacent to the other side of the second extending portion is connected to the second sub- And the second extension part extends to intersect with the fourth sub touch sensor part. The method according to claim 6,
Each of the first and second sub touch sensor units includes:
A plurality of first branches extending in a first diagonal direction intersecting the first and second directions on the plane; And
And a plurality of second branches extending in a second diagonal direction intersecting the first diagonal direction on the plane and intersecting the first branches and connected to the first branches,
Each of the third and fourth sub touch sensor units includes:
A plurality of third branches extending in the first diagonal direction; And
And a plurality of fourth branches extending in the second diagonal direction, intersecting the third branches, and connected to the third branches. 11. The method of claim 10,
Wherein the first extension comprises:
A first sub-extension extending in the first diagonal direction;
A second sub-extension having a length less than the first sub-extension and extending in the first diagonal direction;
A third sub-extension extending in the second diagonal direction;
A fourth sub-extension having a length less than the third sub-extension and extending in the second diagonal direction;
A first sub connection part extending in the second diagonal direction; And
And a second sub connection part extending in the first diagonal direction,
A predetermined region of each of the first and second sub-extending portions adjacent to one side of each of the first and second sub-extending portions is connected to the first sub-touch sensor portion, and each of the third and fourth sub- A predetermined region of each of the third and fourth sub-extension portions adjacent to one side of the first sub-touch sensor portion is connected to the second sub-
The other side of the first sub-extension is connected to the other side of the third sub-extension, the other side of the second sub-extension is connected to the other side of the fourth sub-extension, Extending from the other side in the second diagonal direction and connected to the first sub-extension, and the second sub-connection extending in the first diagonal direction from the other side of the second sub- Display connected. 12. The method of claim 11,
Wherein the first to fourth sub extended portions and the first and second sub connection portions are integrally formed. 12. The method of claim 11,
Wherein the first and second sub extenders extend to intersect a predetermined number of fourth branches adjacent to the first sub touch sensor unit among the fourth branch portions of the third sub touch sensor unit, And the fourth sub extension portions extend to intersect with a predetermined number of third branch portions adjacent to the first sub touch sensor portion among the third branch portions of the third sub touch sensor portion. 12. The method of claim 11,
The third branch portions of the third sub touch sensor portion are not disposed in the overlapping region of the first and second sub extension portions and the second sub connection portion, and the third and fourth sub extension portions and the first sub- The fourth sub-touch sensor unit is symmetrical with the third sub touch sensor unit in a region overlapping the sub connection unit, and the fourth sub touch sensor unit is not symmetrical with the third sub touch sensor unit. 12. The method of claim 11,
And the second extension portion is symmetrical to the first sub-extension, the second sub-extension, the third sub-extension, the fourth sub-extension, the first sub-connection, and the second sub- A sixth sub-extension, a seventh sub-extension, an eighth sub-extension, a third sub-connection, and a fourth sub-connection. 16. The method of claim 15,
The predetermined region of each of the first to eighth sub-extension portions adjacent to one side of each of the first to eighth sub-extension portions is electrically connected to the first and second sub-extension portions through a plurality of contact holes defined through the insulation layer, A display device connected to the touch sensor units. 16. The method of claim 15,
The predetermined region of each of the first to eighth sub-extension portions adjacent to one side of each of the first to eighth sub-extension portions is connected to the first and second sub-extension portions through a single contact hole defined through the insulation layer. A display device connected to the touch sensor units. 16. The method of claim 15,
Wherein one side of the first sub-extension is connected to one side of the fifth sub-extension, the one side of the second sub-extension is connected to one side of the sixth sub-extension, and the one side of the third sub- Is connected to one side of the seventh sub-extension, the one side of the fourth sub-extension is connected to one side of the eighth sub-extension
The one side of the first and fifth sub-extending portions is connected to the first sub-touch sensor portion by sharing one contact hole defined through the insulating layer, and the second sub- One side of which is connected to the first sub-touch sensor unit by sharing one defined contact hole through the insulating layer,
The one side of the third and seventh sub-extending portions is connected to the second sub-touch sensor portion by sharing one contact hole defined through the insulating layer, and the fourth sub- And one side of the second sub touch sensor unit is connected to the second sub touch sensor unit by sharing one defined contact hole through the insulating layer. 19. The method of claim 18,
A predetermined area of the first sub-extension adjacent to the one side of the first sub-extension, a predetermined area of the second sub-extension adjacent to the one side of the second sub-extension, A predetermined region of the fifth sub-extension and a predetermined region of the sixth sub-extension adjacent to the one side of the sixth sub-extension are electrically connected to the first sub-touch via the plurality of contact holes defined through the insulation layer, A sensor connected to the sensor unit,
A predetermined area of the third sub-extension adjacent to the one side of the third sub-extension, a predetermined area of the fourth sub-extension adjacent to the one side of the fourth sub-extension, a predetermined area of the fourth sub- A predetermined region of the seventh sub-extending portion and a predetermined region of the eighth sub-extending portion adjacent to the one side of the eighth sub-extending portion are connected to each other through the plurality of contact holes defined through the insulating layer, A display device connected to the sensor unit. 12. The method of claim 11,
Wherein the display panel includes a non-bending region and a bending region adjacent to the non-bending region,
Wherein the first connection portion disposed in the bending region protrudes from the connection portion between the first sub-extension portion and the third sub-extension portion in the first diagonal direction and the second diagonal direction, respectively, A plurality of protrusions extending in a diagonal direction and protruding outwardly from the first sub-extension and extending in the first diagonal direction from the second sub-connection portion and protruding outward from the third sub-
And the protrusions are arranged to overlap with adjacent third and fourth branch portions. The method according to claim 6,
Wherein the first extension comprises:
A first sub-extension extending in a first diagonal direction intersecting the first and second directions on the plane; And
And a second sub-extension extending in a second diagonal direction intersecting the first diagonal direction on the plane,
Wherein the second extending portion includes a third sub-extending portion and a fourth sub-extending portion, each having a structure symmetrical to the first sub-extending portion and the second sub-
A predetermined region of each of the first and third sub-extending portions adjacent to one side of each of the first and third sub-extending portions is connected to the first sub-touch sensor portion, and each of the second and fourth sub- A predetermined region of each of the second and fourth sub-extending portions adjacent to one side of the first sub-touch sensor portion is connected to the second sub-
The other side of the first sub-extension is connected to the other side of the second sub-extension, and the other side of the third sub-extension is connected to the other side of the fourth sub-extension. 22. The method of claim 21,
The predetermined region of each of the first to fourth sub-extension portions adjacent to the one side of each of the first to fourth sub-extending portions is connected to the first and the second sub-extending portions through a single contact hole defined through the insulating layer. 2 A display device connected to sub-touch sensor units. 22. The method of claim 21,
The predetermined region of each of the first to fourth sub-extension portions adjacent to the one side of each of the first to fourth sub-extending portions is connected to the first and the second sub-extending portions through a plurality of contact holes defined through the insulating layer, 2 A display device connected to sub-touch sensor units. 22. The method of claim 21,
The one side of the first sub-extension is connected to the one side of the third sub-extension, the one side of the second sub-extension is connected to the one side of the fourth sub-
The one side of the first and third sub-extending portions is connected to the first sub-touch sensor portion by sharing one contact hole defined through the insulating layer, and the second sub- And one side of the second sub touch sensor unit is connected to the second sub touch sensor unit by sharing one defined contact hole through the insulating layer. 25. The method of claim 24,
Wherein a predetermined region of the first sub-extension adjacent to the one side of the first sub-extension and a predetermined region of the third sub-extension adjacent to the one side of the third sub- Touch sensor unit through the contact holes,
Wherein a predetermined region of the second sub-extension adjacent to the one side of the second sub-extension and a predetermined region of the fourth sub-extension adjacent to the one side of the fourth sub- Touch sensor unit through the contact holes. The method according to claim 6,
Wherein the first extension comprises:
A first sub-extension extending in a first diagonal direction intersecting the first and second directions on the plane;
A second sub-extension having a length less than the first sub-extension and extending in the first diagonal direction;
A third sub-extension extending in a second diagonal direction intersecting the first diagonal direction on the plane; And
A fourth sub-extension having a length less than the third sub-extension and extending in the second diagonal direction,
Wherein the second extension comprises a fifth sub-extension having a structure symmetrical to the first sub-extension, the second sub-extension, the third sub-extension, and the fourth sub-extension, A seventh sub-extension, and an eighth sub-extension,
A predetermined area of each of the first, second, fifth, and sixth sub-extensions adjacent to one side of each of the first, second, fifth, and sixth sub- And a predetermined area of each of the third, fourth, seventh, and eighth sub-extensions adjacent to one side of each of the third, fourth, seventh, and eighth sub-extensions is connected to the second Touch sensor unit,
The other side of the first sub-extension is connected to the other side of the third sub-extension, the other side of the second sub-extension is connected to the other side of the fourth sub-extension, And the other side of the sixth sub-extension is connected to the other side of the eighth sub-extension. 27. The method of claim 26,
The predetermined region of each of the first to eighth sub-extension portions adjacent to the one side of each of the first to eighth sub-extension portions is connected to the first and the second sub-extension portions through a single contact hole defined through the insulation layer. 2 A display device connected to sub-touch sensor units. 27. The method of claim 26,
The predetermined region of each of the first to eighth sub-extension portions adjacent to the one side of each of the first to eighth sub-extension portions is electrically connected to the first and second sub-extension portions through a plurality of contact holes defined through the insulation layer, 2 A display device connected to sub-touch sensor units. 27. The method of claim 26,
The one side of the first sub-extension is connected to the one side of the fifth sub-extension, the one side of the second sub-extension is connected to the one side of the sixth sub-extension, Is connected to the one side of the seventh sub-extension, and the one side of the fourth sub-extension is connected to the one side of the eighth sub-extension
The one side of the first and fifth sub-extending portions is connected to the first sub-touch sensor portion by sharing one contact hole defined through the insulating layer, and the second sub- One side of which is connected to the first sub-touch sensor unit by sharing one defined contact hole through the insulating layer,
The one side of the third and seventh sub-extending portions is connected to the second sub-touch sensor portion by sharing one contact hole defined through the insulating layer, and the fourth sub- And one side of the second sub touch sensor unit is connected to the second sub touch sensor unit by sharing one defined contact hole through the insulating layer. 30. The method of claim 29,
A predetermined area of the first sub-extension adjacent to the one side of the first sub-extension, a predetermined area of the second sub-extension adjacent to the one side of the second sub-extension, A predetermined region of the fifth sub-extension and a predetermined region of the sixth sub-extension adjacent to the one side of the sixth sub-extension are electrically connected to the first sub-touch via the plurality of contact holes defined through the insulation layer, A sensor connected to the sensor unit,
A predetermined area of the third sub-extension adjacent to the one side of the third sub-extension, a predetermined area of the fourth sub-extension adjacent to the one side of the fourth sub-extension, a predetermined area of the fourth sub- A predetermined region of the seventh sub-extending portion and a predetermined region of the eighth sub-extending portion adjacent to the one side of the eighth sub-extending portion are connected to each other through the plurality of contact holes defined through the insulating layer, A display device connected to the sensor unit. The method according to claim 1,
In the display panel,
A plurality of pixel regions; And
And a non-pixel region between the pixel regions,
Wherein the pixel regions have a rhombic shape and have different sizes according to colors to be displayed, and the first and second touch sensor portions having the mesh shape are arranged to overlap the non-pixel region. The method according to claim 1,
Wherein the first connection part does not overlap with the second connection part.

Images