KR20140081482A - Flexibel liquid crystal display device - Google Patents

Abstract

The present invention relates to a flexible liquid crystal display capable of preventing light leak from a flexible liquid crystal panel. The flexible liquid crystal display according to an embodiment of the present invention comprises: a plurality of first gate lines extending in a vertical direction in the liquid crystal panel; a plurality of data lines extending in a horizontal direction on a layer different from that of the first gate lines in the liquid crystal panel; a plurality of second gate lines formed on the layer the same as or different from that of the first gate lines and extending in the horizontal direction in parallel to those of the data lines; and a plurality of drive ICs provided at a non-display area of a lateral side of the liquid crystal panel, connected with the data lines to supply data voltage to a plurality of pixels, and connected with the plurality of second gate lines to supply scan signals to the pixels. Each of the first gate lines and each of the second gate lines form a pair of lines at an overlap region or a cross region between the first gate line and the second gate line and are electrically connected with each other.

Description

[0001] FLEXIBLE LIQUID CRYSTAL DISPLAY DEVICE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a display device, and more particularly, to a flexible liquid crystal display device capable of preventing light leakage in a flexible liquid crystal panel.

As mobile electronic devices such as mobile communication terminals and notebook computers are developed, there is an increasing demand for flat panel display devices applicable thereto.

Examples of the flat panel display device include a liquid crystal display device (LCD), a plasma display panel (PDP), a field emission display device, an organic light emitting diode (OLED) Diode Display device) have been developed.

Of flat panel display devices, liquid crystal display devices (LCDs) are suitable for portable devices due to the development of mass production technology, ease of driving means, low power consumption, realization of high image quality and realization of a large screen.

FIG. 1 is a schematic view of a conventional liquid crystal display device, and FIG. 2 is a view showing a pixel structure of a conventional liquid crystal display device.

1 and 2, a liquid crystal display device includes a liquid crystal panel 10 in which a plurality of pixels are arranged in a matrix, a driving circuit for driving the liquid crystal panel, And a bezel (not shown) configured to surround the liquid crystal panel 10 and the driving circuit portion.

The liquid crystal panel 10 includes a lower substrate (TFT array substrate) on which a plurality of pixels and lines for driving pixels are formed, an upper substrate (color filter array substrate) on which a color filter and a black matrix are formed, And a liquid crystal layer.

A data driver 40 is connected to the upper non-display area of the liquid crystal panel 10, and a timing controller and a power supply unit are mounted on the printed circuit board 50 (PCB).

In order to reduce the manufacturing cost of the liquid crystal display device by the driving circuit portion attached to the liquid crystal panel 10 and reduce the volume and weight, a built-in shift register is mounted on the lower panel of the liquid crystal panel 10, : Gate In Panel) method is applied.

The gate driver 20 is formed in the left and right non-display regions of the liquid crystal panel 10 by the GIP method to delete the pad region and the link line for applying signals to the gate lines of the liquid crystal panel.

The gate driver 20 and the data driver 40 are driven by receiving a driving signal and a driving voltage from a timing controller and a power supply unit mounted on a printed circuit board (PCB) 50.

The application of the GIP type gate driver 20 reduces the manufacturing cost of the liquid crystal display device, reduces the volume and weight, but increases the size of the bezel on the left and right sides of the liquid crystal panel.

3 is a view showing that a drive IC is arranged on the upper side of a liquid crystal panel in a conventional liquid crystal display device.

Referring to FIG. 3, in order to solve the disadvantage that the size of the bezel is increased by the GIP type gate driver, the gate drive IC and the data drive IC are integrated into a single chip, And arranged on the upper side of the liquid crystal panel 10.

However, when the substrate of the liquid crystal panel 10 is made of a flexible material, when the liquid crystal panel 10 is bent in the major axis direction, a different stress is generated due to a seal for attaching the lower substrate and the upper substrate, There is a problem that occurs.

FIG. 4 is a view showing a problem that damage is caused to a data pad by removing a seal formed on a liquid crystal panel.

4A, a seal is removed from the upper side and the lower side of the liquid crystal panel 10 in order to eliminate the problem that a light leak is generated by a seal, And a seal was formed only on the right side to bond the lower substrate and the upper substrate together.

In this case, the seal area is cut during the manufacturing process. At this time, the data pad unit is also cut together with the seal area, thereby damaging the data pad.

Referring to FIG. 4B, after a seal is applied to the four sides of the liquid crystal panel 10, a portion of a portion where a data pad is formed can be partially removed by using a laser. At this time, the laser is used to open the data pad unit by burning the yarn.

Here, when the yarn is removed by using the laser, the data pad portion is not removed, but the data pad may be damaged by the laser.

As shown in FIG. 4, the defects of the light leakage can be partially improved by removing or partially removing the chambers formed on the liquid crystal panel 10, but there is a disadvantage that damages are applied to the data pad during the process of removing the defects .

SUMMARY OF THE INVENTION The present invention is directed to a flexible display liquid crystal display device capable of preventing light leakage due to sealing of upper and lower sides of a flexible liquid crystal panel.

SUMMARY OF THE INVENTION The present invention is directed to a flexible liquid crystal display device capable of preventing damage to a data pad portion due to opening of an upper seal of a flexible liquid crystal panel.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a liquid crystal display device capable of preventing damage to a data pad portion due to laser cutting of an upper seal region of a flexible liquid crystal panel.

SUMMARY OF THE INVENTION The present invention provides a liquid crystal display device capable of preventing damage to a data pad due to a process of removing a seal formed on the upper side of a flexible liquid crystal panel.

Other features and advantages of the invention will be set forth in the description which follows, or may be obvious to those skilled in the art from the description and the claims.

According to an aspect of the present invention, there is provided a flexible liquid crystal display device including: a plurality of first gate lines arranged in a vertical direction in a liquid crystal panel; A plurality of data lines formed in the liquid crystal panel in a horizontal direction in a layer different from the plurality of first gate lines; A plurality of second gate lines formed in the same layer or different layers as the plurality of first gate lines and formed in a horizontal direction in parallel with the plurality of data lines; A plurality of data lines which are arranged in a side non-display area of the liquid crystal panel and connected to the plurality of data lines to supply data voltages to the plurality of pixels, The plurality of first gate lines and the plurality of second gate lines are electrically connected to each other in a line-by-line manner in an overlapping region or a crossing region.

According to an aspect of the present invention, there is provided a flexible liquid crystal display device including: a plurality of first data lines arranged in a vertical direction in a liquid crystal panel; A plurality of gate lines formed in the liquid crystal panel in a horizontal direction in a layer different from the plurality of first data lines; A plurality of second data lines formed in the same layer or different layers as the plurality of first data lines and formed in a horizontal direction in parallel with the plurality of gate lines; Display area of the liquid crystal panel and connected to the plurality of second data lines to supply a data voltage to a plurality of pixels and to supply a scan signal to the plurality of pixels in connection with the plurality of gate lines The plurality of first data lines and the plurality of second data lines are electrically connected to each other in a line-by-line manner in regions overlapping each other or regions crossing each other.

The flexible liquid crystal display device according to the embodiment of the present invention can prevent light leakage due to sealing of the upper and lower sides of the flexible liquid crystal panel.

The flexible liquid crystal display device according to the embodiment of the present invention can prevent damage to the data pad portion due to the seal opening of the upper side of the flexible liquid crystal panel.

The flexible liquid crystal display device according to the embodiment of the present invention can arrange the drive IC on the side surface of the flexible liquid crystal panel to prevent damage to the data pad portion caused by the thread removal.

The flexible liquid crystal display device according to the embodiment of the present invention can increase the manufacturing efficiency.

In addition, other features and advantages of the present invention may be newly understood through embodiments of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 schematically shows a liquid crystal display device according to the prior art; Fig.
2 is a view showing a pixel structure of a liquid crystal display device according to the related art;
Fig. 3 is a diagram showing a conventional liquid crystal display device in which a drive IC is arranged on the upper side of a liquid crystal panel; Fig.
4 is a view showing a problem that damage is caused to a data pad by removing a seal formed on the liquid crystal panel.
5 is a schematic view of a flexible liquid crystal display device according to an embodiment of the present invention.
6 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment according to the first embodiment of the present invention.
7 illustrates a pixel structure of a flexible liquid crystal display device according to an embodiment in accordance with the second embodiment of the present invention.
8 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment according to the third embodiment of the present invention.
9 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment according to the fourth embodiment of the present invention.
10 illustrates a pixel structure of a flexible liquid crystal display device according to an embodiment according to the fifth embodiment of the present invention.

In the drawings, the same reference numerals have been used for the same components, even if they are shown in different drawings.

Meanwhile, the meaning of the terms described in the present specification should be understood as follows. The word " first, "" second," and the like, used to distinguish one element from another, are to be understood to include plural representations unless the context clearly dictates otherwise. The scope of the rights is not limited by these terms.

It should be understood that the terms "comprises" or "having" does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

It should be understood that the term "at least one" includes all possible combinations from one or more related items. For example, the meaning of "at least one of the first item, the second item and the third item" means not only the first item, the second item or the third item, but also the first item, the second item and the third item Means a combination of all items that can be presented from two or more.

In describing an embodiment of the present invention, when it is described that a structure (electrode, line, wire, layer, contact) is formed on or over another structure and below or below it, It should be interpreted as including a case where a third structure is interposed between these structures as well as when they are in contact with each other.

The liquid crystal display device has been developed in various ways such as TN (Twisted Nematic) mode, VA (Vertical Alignment) mode, IPS (In Plane Switching) mode and FFS (Fringe Field Switching) mode according to a method of adjusting the arrangement of liquid crystal layers.

In the IPS mode and the FFS mode, a pixel electrode (Pixel ITO) and a common electrode (Vcom) are disposed on a lower substrate, and the alignment of the liquid crystal layer is adjusted by the electric field between the pixel electrode and the common electrode . The flexible liquid crystal display device according to the embodiment of the present invention can be applied regardless of the mode.

Hereinafter, a flexible liquid crystal display device according to an embodiment of the present invention will be described with reference to the accompanying drawings.

The main object of the present invention is to reduce the size of a bezel of a liquid crystal display device. Therefore, a detailed description and a drawing of a backlight unit supplying light to the liquid crystal panel and a mechanism not related to the bezel can be omitted.

5 is a schematic view of a flexible liquid crystal display device according to an embodiment of the present invention.

5 (A), a flexible liquid crystal display device according to an embodiment of the present invention includes a liquid crystal panel 100 in which a plurality of pixels are arranged in a matrix form, a plurality A printed circuit board (PCB) 300 on which a power supply for generating a driving power is mounted, a light source (not shown) for supplying power to the liquid crystal panel, a driving IC 200 for driving the plurality of driving ICs 200, A bezel configured to surround the liquid crystal panel and the driving circuit, and an outer case.

5A shows an example in which a plurality of drive ICs 200 are disposed on the right side of the liquid crystal panel 100. In a non-display area on the right outside of the liquid crystal panel 100, a plurality of drive ICs A plurality of data pads connected to the data buses 200 are formed.

Here, the plurality of drive ICs 200 may be formed by a COG (Chip On Glass) or COF (Chip On Flexible Printed Circuit) method, and may be disposed on the left side or the right side of the liquid crystal panel 100 .

The drive IC 200 of the flexible liquid crystal display device according to the embodiment of the present invention may be formed by merging the gate driver logic and the data driver logic into one chip.

As another example, the plurality of drive ICs 200 may be formed by merging the data drive ICs and the gate drive ICs into a single chip.

The data drive logic or the data drive IC constituting the plurality of drive ICs 200 are connected to the analog data supplied to the pixels by using the data control signal and digital image data applied from the control unit mounted on the printed circuit board 300, Voltage is generated.

The gate drive logic or the gate drive IC constituting the plurality of drive ICs 200 uses a gate control signal applied from a control unit mounted on the printed circuit board 300 to generate a scan signal (Gate signal).

On both sides of the drive IC 200, a plurality of link lines (not shown) are formed. Here, the plurality of link lines include a plurality of gate link lines and a plurality of data link lines.

The drive IC 200 receives a gate signal from a control unit through a plurality of gate link lines, and supplies the generated scan signal to the pixels formed on the liquid crystal panel.

In addition, the drive IC 200 receives data control signals and digital image data from the control unit through a plurality of data link lines, and supplies the analog data voltages generated according to the digital image data to the pixels formed on the liquid crystal panel.

5B, a plurality of gate drive ICs 500 are disposed on the left side of the liquid crystal panel 100, and a plurality of data drive ICs 400 are disposed on the right side of the liquid crystal panel 100. As shown in FIG.

A plurality of data pads connected to the plurality of gate drive ICs 500 and the plurality of data drive ICs 400 are formed in the non-display area on the left and right outer edges of the liquid crystal panel 100.

Hereinafter, the structure of the pixel formed in the liquid crystal panel 100 of the present invention will be described in detail with reference to FIG. 6 is a diagram illustrating a pixel structure of a flexible liquid crystal display device according to an embodiment of the present invention. In FIG. 6, the upper substrate on which the color filter is formed is not shown.

6, a lower substrate (TFT array substrate) of the liquid crystal panel 100 is provided with a plurality of first gate lines (VGL, vertical gate lines), a plurality of second gate lines (HGL, horizontal gate lines) A data line DL is formed. A plurality of pixels are defined by the plurality of first gate lines (VGL), the plurality of second gate lines (HGL), and the plurality of data lines (DL).

In FIG. 6, the pixels are formed to be long in the horizontal direction and short in the vertical direction, and red, green, and blue pixels are alternately arranged in the vertical direction.

A TFT is formed by a common electrode to which a common voltage Vcom is applied to each of a plurality of pixels, a pixel electrode to which a data voltage Vdata is applied, a storage capacitor Cst, and a switching element.

Here, the active layer of the TFT may be formed of amorphous silicon (a-Si), low temperature polysilicon (LTPS), or an indium gallium zinc oxide (IGZO) material.

The liquid crystal display device having the above-described configuration changes an arrangement state of the liquid crystal in each pixel according to an electric field formed between the pixel electrode and the common electrode, and displays an image by adjusting the transmittance of light supplied from the backlight unit through the arrangement of the liquid crystal do.

The plurality of first gate lines VGL are formed in the vertical direction (first direction), the plurality of second gate lines HGL and the plurality of data lines DL are formed in the horizontal direction (second direction) (100). That is, the plurality of second gate lines HGL and the plurality of data lines DL are formed in parallel in the same direction.

A plurality of first gate lines VGL and a plurality of second gate lines HGL are formed so as to cross each other and a plurality of first gate lines VGL and a plurality of data lines DL are formed to cross each other have.

In other words, the plurality of first gate lines VGL extend from the upper side to the lower side in the vertical direction so as to cross the short axis direction of the liquid crystal panel 100. [

The plurality of second gate lines HGL and the plurality of data lines DL are formed in a horizontal direction from left to right (or from the right to the left) so as to cross the longitudinal axis direction of the liquid crystal panel 100 .

The liquid crystal display device according to the first embodiment of the present invention is arranged so that a plurality of first gate lines VGL formed in the vertical direction and a plurality of second gate lines HGL formed in the horizontal direction correspond one to one in the same number Respectively.

The plurality of first gate lines VGL formed in the vertical direction are formed in the first layer and the plurality of second gate lines HGL and the plurality of data lines DL formed in the horizontal direction are formed in the second layer .

As another example, a plurality of first gate lines (VGL) formed in the vertical direction are formed in the first layer, a plurality of second gate lines (HGL) formed in the horizontal direction are formed in the second layer, A plurality of data lines DL may be formed in a third layer.

6, the plurality of first gate lines VGL and the plurality of second gate lines HGL formed in the vertical direction are formed in different layers with an insulating layer interposed therebetween, The first gate line VGL and the plurality of second gate lines HGL may be selectively contacted via the contact CNT in an overlapping area.

That is, the plurality of first gate lines (VGL) and the plurality of second gate lines (HGL) may be electrically connected through contacts (CNT) in pairs in a line-by-line manner.

Specifically, the first gate line VGL1 formed in the vertical direction and the first gate line HGL1 formed in the horizontal direction are electrically connected to each other through the first contact CNT1 in the overlapping area. Thus, a pair of vertical gate lines and horizontal gate lines, that is, the first vertical gate line VGL1 and the first horizontal gate line HGL1 are electrically connected through the first contact CNT1.

The second first gate line VGL2 formed in the vertical direction and the second gate line HGL2 formed in the horizontal direction are electrically connected to each other through the second contact CNT2 in the overlapping area. Thus, a pair of vertical gate lines and horizontal gate lines, that is, a second vertical gate line VGL2 and a second horizontal gate line HGL2 are electrically connected through the second contact CNT2.

The third first gate line VGL3 formed in the vertical direction and the third gate line HGL3 formed in the horizontal direction are electrically connected to each other through the third contact CNT2 in the overlapping area. In this way, a pair of vertical gate lines and horizontal gate lines, that is, the third vertical gate line VGL3 and the third horizontal gate line HGL3 are electrically connected through the third contact CNT3.

With the same structure as the above description, each of the n first gate lines (VGL) and the n second gate lines (HGL) is electrically connected through the contacts in pairs.

The first, second, and third expressions described in the foregoing description are for describing the order and relationship among a plurality of lines, and do not indicate that the first expression is the first among the entire lines, To explain the present invention. Hereinafter, the meanings of the first, second and third expressions are also applied in the description of the present invention.

7 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment of the second embodiment of the present invention. In FIG. 7, for example, pixels are formed to be long in the horizontal direction and short in the vertical direction, and red, green, and blue pixels are alternately arranged in the vertical direction.

Referring to FIG. 7, a plurality of first gate lines VGL formed in the vertical direction and a plurality of second gate lines HGL formed in the horizontal direction are formed in the first layer, and a plurality of data lines DL A second layer can be formed.

Each of the plurality of first gate lines VGL and the plurality of second gate lines HGL is paired at intersecting regions and is connected to one first gate line VGL And the second gate line HGL are in contact with each other, and the first gate line VGL and the second gate line HGL, which have been contacted, are not in contact with other lines.

In the liquid crystal display device according to the second embodiment of the present invention, a plurality of first gate lines (VGL) formed in the vertical direction and a plurality of second gate lines (HGL) formed in the horizontal direction correspond one to one in the same number Respectively.

Specifically, the first gate line VGL1 formed in the vertical direction and the first gate line HGL1 formed in the horizontal direction are electrically connected to each other in the first intersection region cr1. Since the first gate line VGL1 formed in the vertical direction and the first gate line HGL1 formed in the horizontal direction are formed on the same layer, they are electrically connected without a separate contact configuration.

The first gate line VGL1 electrically connected in the first cross region cr1 and the first gate line HGL1 formed in the horizontal direction are jumping structures using a bridge br It is not electrically connected to the line.

That is, the first first gate line VGL1 formed in the vertical direction is connected to the first second gate line HGL1 formed only in the horizontal direction, and is connected to the second gate lines HGL1 through the jumping structure using the bridge br It is not connected.

Similarly, the first second gate line HGL1 formed in the horizontal direction is connected to the first gate line VGL1 formed only in the vertical direction, and the first gate line HGL1 is connected to the first gate line VGL2 through the jumping structure using the bridge br. Are not connected.

The second first gate line VGL2 formed in the vertical direction and the second gate line HGL2 formed in the horizontal direction are formed in the same layer and electrically contacted as in the above description, And is not connected to another first gate line or another second gate line through the jumping structure.

With the same structure as described above, n first gate lines (VGL) and n second gate lines (HGL) formed on the same layer are each in contact with each other in a pair of intersecting regions, The gate line and the other second gate line are not connected to the other first gate line or the other second gate line through the jumping structure using the bridge br.

The plurality of second gate lines HGL formed in the horizontal direction shown in Figs. 6 and 7 described above are formed by a plurality of drive ICs 200 shown in Fig. 5A or a plurality of The scan signal output from the drive IC 200 or the gate drive IC 500 can be applied to the plurality of second gate lines HGL.

The scan signal is supplied to the TFTs of the plurality of pixels formed on the liquid crystal panel 100 via the plurality of first gate lines VGL connected to the plurality of second gate lines HGL so that the TFTs are turned on turn-on. At this time, the scan signals are supplied to all the pixels of the liquid crystal panel, and are sequentially supplied in units of one vertical line.

A plurality of data lines DL formed in the horizontal direction are connected to a plurality of drive ICs 200 shown in Fig. 5A or a plurality of data drive ICs 400 shown in Fig. 5B, The data voltage Vdata output from the plurality of drive ICs 200 or the plurality of data drive ICs 400 is applied to a plurality of pixels.

The data voltage Vdata is supplied to the source electrode of the TFT formed on the liquid crystal panel 100 via the data line DL and the data voltage Vdata supplied to the source electrode is supplied to the drain electrode To the pixel electrode.

8 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment of the third embodiment of the present invention.

8, a plurality of gate lines GL formed in a horizontal direction, a plurality of first data lines (VDL, vertical data lines) formed in a vertical direction, and a plurality of gate lines GL formed in a vertical direction are formed on a lower substrate (TFT array substrate) And a plurality of second data lines (HDL, horizontal data lines) formed in the horizontal direction are formed.

A plurality of pixels are defined by the plurality of gate lines GL, the plurality of first data lines VDL, and the plurality of second data lines HDL. In FIG. 8, the pixels are formed to be short in the horizontal direction and elongated in the vertical direction, for example, and red, green, and blue pixels are alternately arranged in the horizontal direction.

A plurality of gate lines and a plurality of second data lines HDL are formed in parallel in the liquid crystal panel 100 in the horizontal direction. That is, a plurality of gate lines and a plurality of second data lines HDL are formed in parallel in the same direction.

A plurality of gate lines GL and a plurality of first data lines VDL are formed so as to cross each other and a plurality of first data lines VGL and a plurality of second data lines HGL are formed to cross each other have.

In other words, the plurality of first data lines VDL extend from the upper side to the lower side in the vertical direction so as to cross the short axis direction of the liquid crystal panel 100.

The plurality of gate lines GL and the plurality of second data lines HDL are formed in a horizontal direction from left to right (or from right to left) so as to cross the long axis direction of the liquid crystal panel 100 .

The liquid crystal display device according to the third exemplary embodiment of the present invention may be configured such that a plurality of first data lines VDL formed in the vertical direction and a plurality of second data lines HDL formed in the horizontal direction correspond one to one with the same number Respectively.

Here, the plurality of gate lines GL and the plurality of second data lines HDL formed in the horizontal direction are formed in the first layer, and the plurality of first data lines VDL formed in the vertical direction are formed in the second layer .

As shown in FIG. 8, the plurality of first data lines VDL formed in the vertical direction and the plurality of second data lines HDL formed in the horizontal direction are formed in different layers with an insulating layer interposed therebetween, And may be selectively contacted via a contact (CNT) in a region where the plurality of first data lines (VDL) and the plurality of second data lines (HDL) overlap each other.

That is, the plurality of first data lines VDL and the plurality of second data lines HDL may be electrically connected to each other through a contact CNT in a line-by-line manner in an overlapping area.

the contacts of each of the m first data lines VDL and m second data lines HDL may have the same structure as the contact structures of the vertical gate lines and the horizontal gate lines described with reference to FIG.

9 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment of the fourth embodiment of the present invention. In FIG. 9, the pixels are formed to be short in the horizontal direction and long in the vertical direction, and red, green, and blue pixels are alternately arranged in the horizontal direction.

Referring to FIG. 9, a plurality of gate lines GL formed in a horizontal direction are formed in a first layer, and a plurality of first data lines VDL formed in a vertical direction and a plurality of second data lines (HDL) may be formed on the second layer.

Each of the plurality of first data lines VDL and the plurality of second data lines HDL are paired in an intersecting region and one data line VDL and one second data line HDL, And the first data line VDL and the second data line HDL in which the contact is made are not in contact with other lines.

More specifically, the first data line VDL1 formed in the vertical direction and the first data line HDL1 formed in the horizontal direction are electrically connected to each other in the first intersecting region cr1. Since the first data line VDL1 formed in the vertical direction and the first data line HDL1 formed in the horizontal direction are formed on the same layer, they are electrically connected without a separate contact configuration.

The first data line VDL1 electrically connected in the first cross region cr1 and the first data line HDL1 formed in the horizontal direction are jumping structures using a bridge br It is not electrically connected to the line.

That is, the first data line VDL1 formed in the vertical direction is connected to the first data line HDL1 formed in the horizontal direction only, and the first data line VDL1 connected to the other second data lines through the jumping structure using the bridge br It is not connected.

Similarly, the first second gate line HDL1 formed in the horizontal direction is connected to the first data line VDL1 formed in the vertical direction only, and the first gate line HDL1 is connected to the first gate line HDL1 through the jumping structure using the bridge br. Are not connected.

The second first data line VDL2 formed in the vertical direction and the second data line HDL2 formed in the horizontal direction are formed in the same layer and electrically contacted as in the above description, It is not connected to another first data line or another second data line through the jumping structure.

the contacts of each of the m first data lines VDL and m second data lines HDL may have the same structure as the contact structure of the vertical gate lines and the horizontal gate lines described with reference to FIG.

The plurality of gate lines GL formed in the horizontal direction shown in Figs. 8 and 9 described above may be formed by a plurality of drive ICs 200 shown in Fig. 5A or a plurality of gates shown in Fig. The scan signal outputted from the drive IC 200 or the gate drive IC 500 can be applied to the plurality of gate lines HGL.

The scan signal is supplied to the TFTs of the plurality of pixels formed in the liquid crystal panel 100 via the plurality of gate lines HGL so as to turn on the TFT. At this time, the scan signals are supplied to all the pixels of the liquid crystal panel, and are sequentially supplied in units of one vertical line.

On the other hand, a plurality of second data lines HDL formed in the horizontal direction are connected to a plurality of drive ICs 200 shown in Fig. 5A or a plurality of data drive ICs 400 shown in Fig. So that the data voltages Vdata output from the plurality of drive ICs 200 or the plurality of data drive ICs 400 are applied to the plurality of pixels via the plurality of first data lines VDL.

10 is a view showing a pixel structure of a flexible liquid crystal display device according to an embodiment according to the fifth embodiment of the present invention. In FIG. 10, the pixels are formed to be short in the horizontal direction and long in the vertical direction, and red, green, and blue pixels are alternately arranged in the horizontal direction.

10, a layout structure of a plurality of gate lines GL, a plurality of first data lines VDL, and a plurality of second data lines HDL for driving pixels formed in the liquid crystal panel 100 is changed did. In the fifth embodiment of the present invention shown in FIG. 10, the arrangement structure of the horizontal data line HDL is changed similarly to the double reduced data (DRD) pixel structure.

A plurality of first data lines VDL are formed in the vertical direction and one gate line GL and three second data lines HGL are repeated in the horizontal direction.

Specifically, the first to third second data lines HDL1 to HDL3 are formed under the first gate line GL1, and the fourth to sixth second data lines HDL4 to HDL4 are formed below the second gate line GL2. To HDL6). The arrangement structure of the gate line GL and the second data line HDL described above is repeated.

Here, the plurality of gate lines GL and the plurality of second data lines HDL formed in the horizontal direction are formed in the first layer, and the plurality of first data lines VDL formed in the vertical direction are formed in the second layer .

10, a plurality of first data lines VDL formed in the vertical direction and a plurality of second data lines HDL formed in the horizontal direction are formed in different layers with an insulating layer interposed therebetween, And may be selectively contacted via a contact (CNT) in a region where the plurality of first data lines (VDL) and the plurality of second data lines (HDL) overlap each other.

That is, the plurality of first data lines VDL and the plurality of second data lines HDL may be electrically connected to each other through a contact CNT in a line-by-line manner in an overlapping area.

the contacts of each of the m first data lines VDL and m second data lines HDL may have the same structure as the contact structures of the vertical gate lines and the horizontal gate lines described with reference to FIG.

In the flexible liquid crystal display device according to the embodiments of the present invention described above, a drive IC is disposed on a side surface of the liquid crystal panel 100, and a seal is not formed on the upper and lower sides of the flexible liquid crystal panel. Accordingly, light leakage caused by a seal formed on the upper and lower sides of the liquid crystal panel 100 can be prevented.

In the flexible liquid crystal display device according to the embodiment of the present invention, the drive IC is disposed on the side surface of the liquid crystal panel 100 and the data pad portion is formed on the side surface of the liquid crystal panel 100, It is possible to prevent damage to the data pad portion caused by the process of opening the seal.

It will be understood by those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

100: liquid crystal panel 200: drive IC
300: printed circuit board 400: data drive IC
500: Gate drive IC

Claims (9)

A plurality of first gate lines formed in the liquid crystal panel in a vertical direction;
A plurality of data lines formed in the liquid crystal panel in a horizontal direction in a layer different from the plurality of first gate lines;
A plurality of second gate lines formed in the same layer or different layers as the plurality of first gate lines and formed in a horizontal direction in parallel with the plurality of data lines;
A plurality of data lines which are arranged in a side non-display area of the liquid crystal panel and connected to the plurality of data lines to supply data voltages to the plurality of pixels, A plurality of drive ICs,
Wherein the plurality of first gate lines and the plurality of second gate lines are electrically connected to each other in a line-by-line manner in regions overlapping each other or regions crossing each other. The method according to claim 1,
Wherein the plurality of first gate lines and the plurality of second gate lines are formed so as to correspond one to one in the same number. The method according to claim 1,
Wherein the plurality of first gate lines are formed in a first layer,
Wherein the plurality of second gate lines and the plurality of data lines are formed in a second layer. The method according to claim 1,
Wherein the plurality of first gate lines are formed in a first layer,
The plurality of second gate lines are formed in a second layer,
Wherein the plurality of data lines are formed in a third layer. The method according to claim 1,
Wherein the first gate line and the plurality of second gate lines are formed in a first layer,
The plurality of data lines are formed in a second layer,
The plurality of first gate lines and the plurality of second gate lines are each paired in an intersecting region and a pair of the first gate line and the second gate line in contact are not in contact with other lines Wherein the flexible liquid crystal display device is a flexible liquid crystal display device. A plurality of first data lines formed in the liquid crystal panel in a vertical direction;
A plurality of gate lines formed in the liquid crystal panel in a horizontal direction in a layer different from the plurality of first data lines;
A plurality of second data lines formed in the same layer or different layers as the plurality of first data lines and formed in a horizontal direction in parallel with the plurality of gate lines;
Display area of the liquid crystal panel and connected to the plurality of second data lines to supply a data voltage to a plurality of pixels and to supply a scan signal to the plurality of pixels in connection with the plurality of gate lines A plurality of drive ICs,
Wherein the plurality of first data lines and the plurality of second data lines are electrically connected to each other in a line-by-line manner in regions overlapping each other or regions crossing each other. The method according to claim 6,
Wherein the plurality of first data lines and the plurality of second data lines are formed to correspond to the same number in a one-to-one relationship. The method according to claim 6,
The plurality of second data lines and the plurality of gate lines are formed in a first layer,
Wherein the plurality of first data lines are formed in a second layer. The method according to claim 6,
Wherein the plurality of gate lines are formed in a first layer,
The first data line and the plurality of second data lines are formed in a second layer,
The plurality of first data lines and the plurality of second data lines are each paired at an intersecting area and a pair of the first data line and the second data line with which the contact is made are not in contact with other lines Wherein the flexible liquid crystal display device is a flexible liquid crystal display device.

Images