KR20170049761A - Organic light emitting display panel and organic light emitting display device - Google Patents

Abstract

The present invention relates to an organic light emitting display panel and an organic light emitting display including the same. Provided is the organic light emitting display panel comprises: a light emitting unit; and a driving unit which are disposed to cross at each sub pixel in pixels arranged in the same, wherein a color filter disposed in the light emitting unit is extended and arranged to prevent light leakage and the light emitting unit is disposed in a staggered arrangement so color mixing due to the color filter of adjacent sub pixels can be prevented even if the color filter is extended. The present invention also provides the organic light emitting display panel and the organic light emitting display device which can precisely adjust color coordinates and protect circuit elements included in the driving unit by variously adjusting the coverage area of the color filter.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an organic light emitting display panel and an organic light emitting display device,

The present invention relates to an organic light emitting display panel and an organic light emitting display.

Recently, organic light emitting displays (OLEDs), which are popular as display devices, have advantages of high response speed, high contrast ratio, luminous efficiency, luminance and viewing angle by using an organic light emitting diode (OLED)

In such an organic light emitting diode display, pixels (pixels) including the organic light emitting diode (OLED) are arranged in a matrix form and the brightness of pixels selected by the scan signal is controlled according to the gray scale of the data.

Each pixel of the organic light emitting diode display includes a data line and a gate line crossing each other in addition to the organic light emitting diode (OLED), and a transistor and a storage capacitor having a connection structure. The portion where the organic light emitting diode (OLED) that emits light is disposed is referred to as a light emitting portion, and a portion that is controlled by a scan signal and supplies a voltage to the light emitting portion according to the gradation of data may be referred to as a driving portion. That is, the pixel can be divided into a light emitting portion and a driving portion for driving the light emitting portion.

In the light emitting portion, organic layers emitting light of corresponding colors for respective subpixels may be stacked to express desired colors. Alternatively, an organic layer that emits white light is stacked in sub-pixel regions of all colors, and a color filter (not shown) for filtering light of a corresponding color from light having all wavelengths is provided in a light- May be arranged to represent desired colors. This is called a white organic light emitting display device (WOLED).

In the case of the white organic light emitting display (WOLED), one pixel is composed of four subpixels which emit light of four colors (red (R), green (G), blue (B) and white (W) . The organic layer emitting white W light is located in all four subpixels emitting four colors of light (red (R), green (G), blue (B) and white (W) A red (R), a green (G) and a blue (B) color filter may be disposed corresponding to the light emitting portions of three subpixels emitting light of green (R), green (G) and blue (B) That is, when the organic layer emitting white light is emitted, the light passes through the color filter disposed in each sub-pixel and expresses the corresponding color.

Therefore, a color filter of a different color may be disposed in a subpixel adjacent to the color filter, and a color filter of the adjacent subpixel may cause color mixing if adjacent color filters of the adjacent subpixels are disposed side by side. Lt; / RTI > That is, there is a problem that it is difficult to realize accurate color coordinates because a color different from the color to be expressed by the organic light emitting display device can be expressed.

It is an object of the present embodiments to prevent color mixture due to light leakage and realize accurate color coordinates in an organic light emitting display panel or an organic light emitting display device including subpixels in which color filters are arranged.

Another object of the present invention is to provide an organic light emitting display panel and an organic light emitting display device which can prevent color mixture due to light leakage even at a viewing angle and realize accurate color coordinates.

Another object of the present invention is to provide an organic light emitting display panel and an organic light emitting display device which can prevent color mixing due to light leakage and protect circuit elements of a driving unit through an arrangement structure of color filters.

One embodiment includes an organic light emitting display panel in which a plurality of data lines, a plurality of gate lines, and a plurality of voltage lines are disposed and in which a plurality of subpixels including a light emitting portion and a driver are disposed, A data driver for supplying a voltage and a gate driver for driving the plurality of gate lines, wherein each of the subpixels is arranged between the data line and the voltage line such that the light emitting portion and the driving portion are arranged in a direction And the driving unit and the light emitting unit of the subpixel adjacent to the data line or the voltage line are arranged in the reverse order.

The organic light emitting display device may further include a color filter disposed in a light emitting portion of the subpixel, wherein the color filter is disposed between the data line and the voltage line disposed on both sides of the subpixel in which the color filter is disposed And may be extended to at least one driver of a sub-pixel in which the color filter is disposed, a driver of a sub-pixel adjacent to the data line, and a driver of a sub-pixel adjacent to the voltage line.

Another embodiment provides a liquid crystal display device including a plurality of data lines arranged in one direction, a plurality of gate lines arranged in a direction crossing the data lines, a plurality of voltage lines arranged in parallel with the data lines, And a plurality of subpixels arranged between the voltage lines and including a light emitting portion and a driving portion, wherein each of the subpixels is arranged between the data line and the voltage line such that the light emitting portion and the driving portion are arranged in a direction And the light emitting unit and the driving unit of the subpixel adjacent to the data line or the voltage line may be arranged in the reverse order.

The organic light emitting display panel may further include a color filter disposed in a light emitting portion of the subpixel, wherein the color filter covers a data line and a voltage line adjacent to the subpixel in which the color filter is disposed, Pixel may be extended to at least one driver of a sub-pixel in which a filter is disposed, a driver of a sub-pixel adjacent to the data line, and a driver of a sub-pixel adjacent to the voltage line.

In this organic light emitting display panel, in the plurality of gate lines, the driving unit of the sub-pixels arranged in the N-th row of the (N-1) th gate line is electrically connected to the driving unit of the sub- And an Nth gate line may be electrically connected to a driving unit of the subpixel disposed at the Nth gate line side among the subpixels disposed at the Nth gate line.

According to the embodiments, it is possible to provide an organic light emitting display panel and an OLED display capable of realizing accurate color coordinates by preventing color mixing due to light leakage even at a viewing angle.

According to the present embodiments, it is possible to provide an organic light emitting display panel and an organic light emitting display device that can protect the circuit elements of the driving unit while preventing color mixture due to light leakage in subpixels.

1 is a schematic system configuration diagram of an organic light emitting display according to the present embodiments.
FIG. 2 is a view showing an arrangement structure of pixels included in the organic light emitting diode display panel according to the embodiments of the present invention. Referring to FIG.
FIGS. 3 to 7 are views showing various embodiments in which a color filter is disposed in the pixels of the organic light emitting diode display panel and the organic light emitting display panel according to the present embodiments.
FIG. 8 is a diagram showing a connection relationship between the driving units of the pixels included in the OLED display panel and the OLED display panel according to the exemplary embodiments of the present invention.

Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. In the drawings, like reference numerals are used to denote like elements throughout the drawings, even if they are shown on different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In describing the components of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the components from other components, and the terms do not limit the nature, order, order, or number of the components. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected or connected to the other component, Quot; intervening "or that each component may be" connected, "" coupled, "or " connected" through other components.

FIG. 1 is a schematic system configuration diagram of an organic light emitting diode display 100 according to the present embodiments.

1, the OLED display 100 includes a plurality of data lines DL and a plurality of gate lines GL, and a plurality of pixels (P) 200 A data driver 120 for driving the plurality of data lines DL; a gate driver 130 for driving the plurality of gate lines GL; a data driver 120 for driving the plurality of data lines DL; And a timing controller (T-CON, 140) for controlling the gate driver 130 and the like.

The data driver 120 drives the plurality of data lines DL by supplying a data voltage to the plurality of data lines DL.

The gate driver 130 sequentially drives the plurality of gate lines GL by sequentially supplying scan signals to the plurality of gate lines GL.

The timing controller 140 supplies various control signals to the data driver 120 and the gate driver 130 to control the data driver 120 and the gate driver 130.

The gate driver 130 sequentially supplies a scan signal of an ON voltage or an OFF voltage to the plurality of gate lines GL under the control of the timing controller 140, Respectively.

The gate driver 130 may be located on one side or both sides of the organic light emitting display panel 110 according to the driving method.

In addition, the gate driver 130 may include one or more gate driver integrated circuits.

Each gate driver integrated circuit may be connected to a bonding pad of the organic light emitting display panel 110 by a tape automated bonding (TAB) method or a chip on glass (COG) method, (Gate In Panel) type and may be directly disposed on the organic light emitting display panel 110. In addition, they may be integrated and disposed in the organic light emitting display panel 110.

When the specific gate line is opened, the data driver 120 converts the image data received from the timing controller 140 into an analog data voltage and supplies the data voltage to the plurality of data lines DL to drive the plurality of data lines DL do.

The data driver 120 may include at least one source driver integrated circuit to drive a plurality of data lines DL.

Each source driver integrated circuit may be connected to a bonding pad of the organic light emitting display panel 110 by a tape automated bonding (TAB) method or a chip on glass (COG) Or may be integrated and disposed in the organic light emitting display panel 110. [

In addition, each source driver integrated circuit may be implemented by a chip on film (COF) method. In this case, one end of each source driver integrated circuit is bonded to at least one source printed circuit board, and the other end is bonded to the organic light emitting display panel 110.

The timing controller 140 starts scanning in accordance with the timing implemented in each frame, switches the input image data input from the outside according to the data signal format used by the data driver 120, and outputs the converted image data , And controls the data driving at a proper time according to the scan.

In addition, the timing controller 140 may control the timing controller 140 to output various kinds of signals including the vertical synchronization signal Vsync, the horizontal synchronization signal Hsync, the input data enable signal (DE), and the clock signal (CLK) Timing signals from the outside (e.g., the host system).

In other words, the timing controller 140 may switch the input video data input from the outside in accordance with the data signal format used by the data driver 120 and output the converted video data, A timing signal such as a vertical synchronizing signal Vsync, a horizontal synchronizing signal Hsync, an input data enable signal DE and a clock signal CLK to generate various control signals To the data driver 120 and the gate driver 130.

For example, in order to control the gate driver 130, the timing controller 140 generates a gate start pulse (GSP), a gate shift clock (GSC), a gate output enable signal GOE : Gate Output Enable), and the like.

Here, the gate start pulse GSP controls the operation start timing of one or more gate driver integrated circuits constituting the gate driver 130. The gate shift clock GSC is a clock signal commonly input to one or more gate driver integrated circuits, and controls the shift timing of the scan signal (gate pulse). The gate output enable signal GOE specifies the timing information of one or more gate driver ICs.

The timing controller 140 includes a source start pulse SSP, a source sampling clock SSC, a source output enable signal SOE, Output enable (DCS) data control signals.

Here, the source start pulse SSP controls the data sampling start timing of one or more source driver integrated circuits constituting the data driver 120. The source sampling clock SSC is a clock signal for controlling sampling timing of data in each of the source driver integrated circuits. The source output enable signal SOE controls the output timing of the data driver 120.

The timing controller 140 is connected to a source printed circuit board to which a source driver integrated circuit is bonded and a control printed circuit (not shown) connected via a connection medium such as a flexible flat cable (FFC) or a flexible printed circuit And may be disposed on a substrate (Control Printed Circuit Board).

A power controller (not shown) for controlling various voltages or currents to supply or supply various voltages or currents to the organic light emitting display panel 110, the data driver 120, the gate driver 130, . These power controllers are also referred to as power management ICs.

Each pixel 200 disposed in the organic light emitting display panel 110 of the organic light emitting display 100 may be divided into a predetermined number of sub pixels (SP), and each sub pixel may be divided into a plurality of organic light emitting diodes (OLEDs) : Organic Light Emitting Diode), two or more transistors, at least one capacitor, and the like.

Here, the subpixel may be divided into a region in which the organic light emitting diode OLED emits light according to a supplied voltage and a region in which circuit elements driving the organic light emitting diode OLED are disposed. In this specification, Quot; emitting portion "and the region where the circuit elements are arranged is referred to as a" driving portion ".

The types and the number of the circuit elements constituting each subpixel can be variously determined according to the providing function, the design method, and the like.

2 is a view showing an arrangement structure of pixels (pixels) 200 included in the OLED display 100 and the organic light emitting display panel 110 according to the present embodiments.

2, each pixel included in the OLED display 100 according to the present embodiment includes a data line DL to which a data voltage Vdata is supplied by the data driver 120, A driving voltage line DVL which is located in parallel with the line DL and to which the driving voltage Vdd is supplied and a reference voltage line RVL to which the reference voltage Vref is supplied are arranged. Here, in this specification, the driving voltage line DVL and the reference voltage line RVL are collectively referred to as a "voltage line ".

Further, in each pixel, a gate line GL which intersects the data line DL and is driven by the gate driver 130 is arranged.

A region divided by the data line DL and the voltage line in each pixel is referred to as a subpixel and each subpixel includes a light emitting portion 210 including an organic light emitting diode OLED and a light emitting portion 210 And a driving unit 220 for controlling the driving of the light emitting unit 210 is disposed.

Each pixel is divided into four sub-pixels 201, 202, 203, and 204 by a voltage line and a data line DL, and a light emitting unit 210 and a driving unit 220 are disposed in each sub-pixel . In FIG. 2, the left sub-pixel is referred to as a first sub-pixel 201, a second sub-pixel 202, a third sub-pixel 203, and a fourth sub-pixel 204.

Although the data lines DL are shown as one line for the sake of convenience of explanation, the data lines DL may include two lines that supply the data voltages Vdata to the drivers 220 disposed on both sides of the data lines DL. Lt; / RTI >

A color filter (not shown) may be disposed in the light emitting part 210 in a direction in which the light emitting part 210 emits light in order to express color according to the degree of light emission of the light emitting part 210, A color filter of a different color may be arranged for each of the subpixels. The arrangement and the configuration of the color filters will be described later in detail with reference to various embodiments shown in Figs. 3 to 7.

In each sub-pixel, the light emitting portion 210 and the driving portion 220 are sequentially disposed along the direction of the data line DL.

The first sub-pixel 201 includes a first light emitting portion 210A and a first driving portion 220A for driving the first light emitting portion 210A between the driving voltage line DVL and the data line DL. (DL) direction.

The first light emitting portion 210A is provided with an organic light emitting diode (OLED) and emits light according to a voltage supplied by the first driving portion 220A.

The first driver 220A may be composed of two or more transistors and at least one capacitor such as a capacitor and is electrically connected to the data line DL, the gate line GL, and the voltage line. The first driving unit 220A controls the light emission of the first light emitting unit 210A according to various signals supplied through the connected lines.

The second sub-pixel 202 includes a second driving part 220B between the data line DL and the reference voltage line RVL and a second light emitting part 220A driven by the second driving part 220B, (DL) direction.

The third sub-pixel 203 includes a third driver 220C for driving the third light emitting portion 210C and the third light emitting portion 210C between the reference voltage line RVL and the data line DL, (DL) direction.

That is, in the sub-pixels of each pixel in the OLED display 100 according to the present embodiment, the light emitting unit 210 and the driving unit 220 are sequentially arranged along the direction of the data line DL, The light emitting unit 210 and the driving unit 220 disposed in the pixels are arranged in the reverse order.

In other words, the light emitting unit 210 and the driving unit 220, which are sequentially disposed along the direction of the data line DL in the subpixel, are arranged in a staggered structure for each subpixel.

Accordingly, the light emitting part 210 and the driving part 220 are arranged in a zigzag structure, so that color mixing due to light leakage can be prevented through the arrangement structure of the color filters, and the structure in which the light emitting parts 210 are arranged side by side Thereby making it possible to overcome the limit of the structure for preventing the color mixture.

Hereinafter, by arranging the color filters in the zigzag arrangement structure of the light emitting unit 210 and the driving unit 220 according to the embodiments described above with reference to FIGS. 3 to 7, it is possible to prevent color mixing due to light leakage, Will be described in detail.

FIG. 3 is a view illustrating an arrangement structure of pixels included in the organic light emitting diode display 100 and the organic light emitting diode display panel 110 according to the present embodiment and a structure and form in which the color filter 230 is disposed in the light emitting portion 210 .

3, a pixel included in the OLED display 100 according to the present embodiment includes a data line DL and a data line DL disposed in parallel with the data line DL driven by the data driver 120 A voltage line (a driving voltage line DVL and a reference voltage line RVL) is arranged and a gate line GL is arranged in a direction crossing the data line DL.

Each pixel is divided into sub-pixels 201, 202, 203 and 204 by a data line DL and a voltage line, and the light emitting unit 210 and the driving unit 220 are connected to the data line DL, As shown in Fig.

At this time, the light emitting unit 210 and the driving unit 220 are arranged in the reverse order in the adjacent subpixels about the data line DL or the voltage line. That is, the light emitting unit 210 and the driving unit 220 disposed in each sub-pixel in the pixel are arranged in the direction of the data line DL, and are arranged in a zigzag structure for each sub-pixel.

A color filter 230 for displaying colors as the organic light emitting diode OLED included in the light emitting unit 210 emits light is disposed in the light emitting unit 210.

The color filter 230 may be a red (R), a blue (B), and a green (G) color filter 230, but is not limited thereto.

The subpixels disposed in each pixel may be divided into a first subpixel 201, a second subpixel 202, a third subpixel 203, and a fourth subpixel 204.

The first subpixel 201 is sequentially arranged with the first light emitting portion 210A and the first driving portion 220A driving the first light emitting portion 210A along the direction of the data line DL, The sub-pixel 202 is sequentially arranged with a second light emitting portion 210B driven by the second driving portion 220B and the second driving portion 220B.

A third light emitting portion 210C and a third driving portion 220C are sequentially arranged in the third subpixel 203 and a fourth driving portion 220D and a fourth light emitting portion (210D) are sequentially arranged.

 That is, the light emitting portion 210 and the driving portion 220, which are sequentially disposed along the direction of the data line DL in each sub-pixel, are arranged in the opposite order from each other in the adjacent sub-pixels.

According to the embodiment shown in FIG. 3, the first color filter 230A is disposed in the first light emitting portion 210A of the first subpixel 201. In FIG. Here, the first color filter 230A may be a red (R) color filter.

The color filter 230 is not disposed in the second light emitting portion 210B of the second sub pixel 202 and the second color filter 230B is provided in the third light emitting portion 210C of the third sub pixel 203 . At this time, the second color filter 230B may be a blue (B) color filter.

A third color filter 230C may be disposed in the fourth light emitting portion 210D of the fourth sub pixel 204 and a third color filter 230C may be a green color filter.

In FIG. 3, the number and types of the sub-pixels and the color filters 230 in which the color filters 230 are disposed are limited. However, the present invention is not limited thereto. That is, the color filter 230 is disposed in the light emitting portion 210, and the combination of the positions and colors of the sub-pixels may be different.

Each color filter 230 is disposed in the light emitting portion 210 of each subpixel and arranged in a structure covering the voltage lines and the data lines DL disposed on both sides of the subpixels.

For example, the first color filter 230A is disposed in the first light emitting portion 210A of the first subpixel 201 and includes a driving voltage line DVL disposed on both sides of the first subpixel 201, And is arranged in a structure covering the data lines DL.

Similarly, the second color filter 230B disposed in the third light emitting portion 210C of the third subpixel 203 is connected to the reference voltage line RVL and the data line RVL disposed on both sides of the third subpixel 203, And the third color filter 230C disposed in the fourth light emitting portion 210D of the fourth sub pixel 204 is disposed in a structure covering the data lines DL disposed on both sides of the fourth sub pixel 204. [ DL and the driving voltage line DVL.

Therefore, according to the present embodiments, the color filter 230 is arranged in a structure covering the light emitting portion 210 and the voltage line or the data line DL disposed on both sides of the light emitting portion 210, So that light leakage can be prevented from being generated on the side surface of the portion 210.

In the subpixel adjacent to the data line DL or the voltage line adjacent to the subpixel in which the color filter 230 is disposed, The color filter 230 is arranged in a structure covering the data line DL or the voltage line so that color mixture due to light emitted from adjacent sub pixels does not occur.

That is, the sub-pixel arrangement structure of the organic light emitting diode display 100 according to the present exemplary embodiment is a structure in which the light emitting unit 210 and the driving unit 220 in the sub- Thereby maximizing the effect of preventing light leakage through enlargement.

4 illustrates another embodiment of the arrangement structure of pixels in the organic light emitting diode display panel 100 and the organic light emitting diode display panel 110 according to the present invention. Circuit device protection function.

4, a pixel in the organic light emitting diode display 100 according to the present embodiment includes a data line DL driven by the data driver 120 and a voltage line BL parallel to the data line DL. (A driving voltage line DVL and a reference voltage line RVL) are arranged and a gate line GL is arranged in a direction crossing the data line DL.

Each pixel is divided into sub-pixels 201, 202, 203 and 204 by a data line DL or a voltage line, and the light emitting unit 210 and the driving unit 220 are connected to the data lines DL As shown in Fig. At this time, the light emitting unit 210 and the driving unit 220 are arranged in a zigzag structure for each subpixel.

A color filter 230 such as red (R), blue (B), or green (G) may be disposed in the light emitting portion 210 of each subpixel.

The color filter 230 is disposed in a structure covering the light emitting portion 210 of the sub pixel and the voltage line or the data line DL disposed on both sides of the light emitting portion 210, Pixel may extend to at least one of the drivers 220 of adjacent subpixels and may cover a part of the driver 220 of adjacent subpixels.

For example, referring to FIG. 4, a first color filter 230D, a second color filter 230E, and a third color filter 230F are connected to pixels in the OLED display 100 according to the present embodiment .

The first color filter 230D includes a driving voltage line DVL disposed on both sides of the first light emitting portion 210A and a data voltage line DLL disposed on the first light emitting portion 210A of the first sub- As shown in Fig. The first subpixel 201 and the second subpixel 202 adjacent to the second subpixel 202 may be extended and arranged to cover a part of the second driver 220B.

The second color filter 230E is disposed on the third light emitting portion 210C of the third sub pixel 203 and includes a reference voltage line RVL and data lines DL As shown in Fig. A part of the second driving part 220B of the second sub pixel 202 adjacent to the third sub pixel 203 is covered or a part of the fourth driving part 220D of the fourth sub pixel 204 is covered Pixels or a part of the second driving part 220B of the second sub pixel 202 and a part of the fourth driving part 220D of the fourth sub pixel 204. [

The third color filter 230F includes a data line DL and a driving voltage line DVL disposed on both sides of the fourth light emitting portion 210D and disposed on the fourth light emitting portion 210D of the fourth sub- As shown in Fig. The third subpixel 203 may be extended and disposed to cover a portion of the third subpixel 203 and the third subpixel 203 adjacent to the fourth subpixel 204.

4, the color filter 230 disposed in the light emitting portion 210 is connected to the voltage lines or the data lines disposed on both sides of the light emitting portion 210 and the driving portion 220 So as to increase the effect of preventing color mixing due to light leakage and to protect the circuit elements included in the driving unit 220 of adjacent sub pixels.

5 illustrates another embodiment of the pixel structure in the organic light emitting diode display panel 100 and the organic light emitting diode display panel 110 according to the present invention in which the coverage area of the color filter 230 is divided into a driving part 220 as a whole.

5, the pixels in the organic light emitting diode display 100 according to the exemplary embodiments of the present invention include a data line DL driven by the data driver 120, a voltage line DL parallel to the data line DL, (Driving voltage line DVL, reference voltage line RVL) and a gate line GL intersecting with the data line DL are arranged.

The light emitting part 210 and the driving part 220 are connected to the data line DL in the direction of the data line DL by a data line DL and a voltage line, The light emitting units 210 and the driving units 220 disposed in successive subpixels are arranged in the reverse order.

A color filter 230 such as red (R), blue (B), or green (G) may be disposed in the light emitting portion 210 of each subpixel.

The color filter 230 is disposed in a structure covering the light emitting portion 210 and the voltage lines or data lines disposed on both sides of the light emitting portion 210 and covers the entire driving portion 220 of the adjacent sub pixels Can be extended and arranged.

For example, referring to FIG. 5, a first color filter 230G, a second color filter 230H, and a third color filter 230I are provided in pixels of the organic light emitting diode display 100 according to the present embodiments. Can be disposed.

The first color filter 230G includes a first light emitting portion 210A of the first sub pixel 201, a driving voltage line DVL disposed on both sides of the first light emitting portion 210A, and a data line DL As shown in Fig. The second driving unit 220B of the second subpixel 202 is arranged to cover a part or the whole of the second driving unit 220B.

When the first color filter 230G covers a part of the second driving part 220B of the second sub pixel 202, the second color filter 230H is connected to the second driving part 220B of the second sub pixel 202 And the other region of the substrate.

The second color filter 230H includes a third light emitting portion 230A of the third sub pixel 203, a reference voltage line RVL disposed on both sides of the third light emitting portion 230A, and a data line DL As shown in Fig. The fourth sub-pixel 204 is extended and disposed to cover a part or the whole of the second driving part 220B of the adjacent second sub-pixel 202 and has a structure that covers all of the fourth driving part 220D of the adjacent fourth sub- As shown in FIG.

When the second color filter 230H covers a part of the second driving part 220B of the second sub pixel 202, the first color filter 230G is connected to the second driving part 220B of the second sub pixel 202 And the other region of the substrate.

The third color filter 230I includes a fourth light emitting portion 210D of the fourth sub pixel 204, a data line DL disposed on both sides of the fourth light emitting portion 210D, and a driving voltage line DVL And covers the entire third driving portion 220C of the adjacent third sub-pixel 203. The third driving portion 220C of the third sub-

That is, according to the present embodiment, the color filter 230 disposed in each subpixel is disposed in a structure covering the entire area of the driving unit 220 of the adjacent subpixel, thereby preventing the color mixture due to light leakage and protecting the circuit device. So that it can be increased. This is because the light emitting unit 210 and the driving unit 220 are arranged to cross each subpixel, so that even if the color filters 230 having different colors are disposed in contact with each other, problems such as color mixing do not occur .

Therefore, even if the extended region of the color filter 230 is used as the entire region of the driving unit 220 of the adjacent sub pixels, it is possible to prevent color mixture due to light leakage and to protect circuit elements.

FIG. 6 shows an embodiment in which different color filters 230 arranged in an extended form with adjacent subpixels are stacked and arranged in the embodiment of FIG.

6, a pixel in the organic light emitting diode display 100 according to the present embodiment includes a data line DL driven by the data driver 120, a voltage line CL parallel to the data line DL, (Driving voltage line DVL, reference voltage line RVL) and a gate line GL intersecting with the data line DL are arranged.

Each pixel is divided into subpixels 201, 202, 203 and 204 by a data line DL and a voltage line, and a light emitting unit 210 and a driving unit 220 are disposed in each subpixel. The light emitting unit 210 and the driving unit 220 are sequentially disposed along the direction of the data line DL and arranged in the reverse order of the adjacent subpixels.

In the embodiment of FIG. 6, the first color filter 230J, the second color filter 230K, and the third color filter 230L are arranged in the light emitting portion 210, do. Since the third color filter 230L of FIG. 6 is arranged in the same structure as the arrangement structure of the third color filter 230I of FIG. 5, only the arrangement structure of the first color filter 230J and the second color filter 230K Explain.

The first color filter 230J includes a first light emitting portion 210A of the first sub pixel 201, a driving voltage line DVL disposed on both sides of the first light emitting portion 210A, and a data line DL And covers the entire second driver 220B of the adjacent second sub-pixel 202. The second driver 220B of the second sub-

The second color filter 230K includes a third light emitting portion 210C of the third sub pixel 203, a reference voltage line RVL disposed on both sides of the third light emitting portion 210C, and a data line DL And is extended and arranged to cover the entire second drive portion 220B of the adjacent second sub pixel 202 and the entire fourth drive portion 220D of the fourth sub pixel 204. [

The second driving unit 220B of the second subpixel 202 includes a first color filter 230J extended in the first subpixel 201 and a second color filter 230J extended in the third subpixel 203, (230K) are stacked and arranged. Therefore, the second driver 220B of the second sub-pixel 202 is ignited to prevent color mixing due to light leakage and to protect circuit elements.

7 shows another embodiment of the arrangement structure of pixels in the organic light emitting diode display panel 100 and the organic light emitting display panel 110 according to the present embodiment. (230) are extended and arranged in the same sub-pixel driver (220).

7, a pixel in the organic light emitting diode display 100 according to the present embodiment includes a data line DL driven by the data driver 120, a voltage line CL parallel to the data line DL, (Driving voltage line DVL, reference voltage line RVL) and a gate line GL intersecting with the data line DL are arranged.

Each pixel is divided into sub pixels 201, 202, 203 and 204 with reference to a data line DL and a voltage line. In each sub pixel, a light emitting part 210 and a driving part 220 are connected to a data line DL). The light emitting unit 210 and the driving unit 220 of the adjacent subpixels are arranged in the reverse order.

In the light emitting portion 210 of each subpixel, a color filter 230 may be disposed, and as shown in Fig. 7, a first color filter 230M, a second color filter 230N, A filter 230O may be disposed.

The first color filter 230M includes a first light emitting portion 210A of the first sub pixel 201, a driving voltage line DVL disposed on both sides of the first light emitting portion 210A, and a data line DL As shown in Fig. In addition, the first sub-pixel 201 can be expanded and arranged to cover a part or all of the first driving unit 220A.

The second color filter 230N includes a third light emitting portion 210C of the third sub pixel 203, a reference voltage line RVL disposed on both sides of the third light emitting portion 230C, and a data line DL As shown in Fig. The third driving unit 220C of the third subpixel 203 may be extended and disposed to cover a part or all of the third driving unit 220C.

The third color filter 230O includes a fourth light emitting portion 210D of the fourth sub pixel 204, a data line DL disposed on both sides of the fourth light emitting portion 210D, a driving voltage line DVL As shown in Fig. In addition, it may be extended and arranged to cover a part or all of the fourth driving part 220D of the fourth subpixel 204. [

At this time, the second color filter 230N and the third color filter 230O are extended to the third driver 220C and the fourth driver 220D, respectively, and the third subpixel 203 and the fourth subpixel 204 ) On the data line DL. The second color filter 230N and the third color filter 230O may be stacked on each other at a portion where the second color filter 230N and the third color filter 230O are in contact with each other. When the second color filter 230N and the third color filter 230O are in contact with each other without being laminated, the shapes may be various and are not limited to the example shown in Fig.

As described above, the color filter 230 disposed in the light emitting portion 210 of each sub-pixel is extended to the voltage line or the data line DL to prevent color mixture due to light leakage, (220), thereby protecting the circuit elements included in the driving unit (220).

According to the shape of the color filter 230, the color filter 230 may be disposed in a structure in which the driving unit 220 of the sub-pixel in which the color filter 230 is disposed and the driving unit 220 of the sub- It is possible.

8 shows the connection relationship between the OLED display 100 and the driving unit 220 of the pixel in the organic light emitting display panel 110 and various lines according to the present embodiments. And the pixels arranged in the n-th row among the pixels arranged in the light emitting display panel 110 are assumed.

8, the pixels in the organic light emitting diode display 100 according to the present embodiment include a data line DL driven by the data driver 120, A voltage line DVL, a reference voltage line RVL, and a gate line GL arranged to intersect the data line DL.

Each pixel is divided into four sub-pixels 201, 202, 203, and 204 by a data line DL and a voltage line.

In each subpixel, a light emitting unit (not shown) and a driving unit 220 are sequentially disposed along the direction of the data line DL, and the driving unit 220 is arranged in a staggered manner in adjacent subpixels.

The first driving part 220A of the first sub pixel 201 is electrically connected to the driving voltage line DVL disposed on the left side of the pixel and is connected to the data line DL (4k-3). The gate electrode GL is electrically connected to the gate line GL (n) disposed on the lower side of the pixel and connected to the reference voltage line RVL through the connection pattern CP.

The second driving part 220B of the second sub pixel 202 is connected to the driving voltage line DVL disposed on the left side of the pixel via the connection pattern CP and is disposed on the left side of the second sub pixel 202 And is electrically connected to the data line DL (4k-2). The gate line GL (n-1) disposed on the upper side of the pixel is electrically connected to the reference voltage line RVL.

The third driver 220C of the third subpixel 203 is connected to the driving voltage line DVL disposed on the right side of the pixel via the connection pattern CP and is disposed on the right side of the third subpixel 203 And is electrically connected to the data line DL (4k-1). The gate electrode GL is electrically connected to the gate line GL (n) disposed on the lower side of the pixel, and is electrically connected to the reference voltage line RVL.

The fourth driver 220D of the fourth subpixel 204 is electrically connected to the driving voltage line DVL disposed on the right side of the pixel and connected to the data line DL (4k). And is electrically connected to the gate line GL (n-1) disposed on the upper side of the pixel and connected to the reference voltage line RVL through the connection pattern CP.

Therefore, in the pixels of the organic light emitting diode display 100 according to the present embodiment, the driver 220 is arranged in a zigzag structure, and electrically connected to the gate line GL adjacent to the region where the driver 220 is disposed. do.

8, the first driving unit 220A and the third driving unit 220C are electrically connected to the nth gate line GL (n), and the second driving unit 220B and the third driving unit 220C are electrically connected to each other. 4 driver 220D is electrically connected to the (n-1) th gate line GL (n-1). Therefore, the pixels arranged in the n-th row are driven according to signals inputted through the (n-1) -th gate line GL (n-1) and the n-th gate line GL (n).

In addition, as the driving unit 220 is arranged in a staggered structure, the light emitting unit (not shown) is also arranged in a zigzag structure. Accordingly, the color filter (not shown) disposed in the light emitting portion (not shown) can be extended to the adjacent line (data line or voltage line) or the driving portion 220 of the adjacent sub-pixel, By preventing color mixture, accurate color coordinates can be realized as compared with a structure in which light emitting portions (not shown) are arranged side by side.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims. The embodiments of the present invention are not intended to limit the scope of the present invention but to limit the scope of the present invention.

100: organic light emitting display device 110: organic light emitting display panel
120: Data driver 130: Gate driver
140: timing controller 200: pixel (pixel)
210A to 210D: light emitting units 220A to 220D:
230A to 230O: Color filter

Claims (9)

An organic light emitting display panel in which a plurality of data lines, a plurality of gate lines, and a plurality of voltage lines are arranged and in which a plurality of subpixels including a light emitting portion and a driving portion are disposed;
A data driver for supplying a data voltage to the plurality of data lines; And
And a gate driver for driving the plurality of gate lines,
Each of the sub-
The light emitting portion and the driving portion are sequentially disposed in the direction of the data line between the data line and the voltage line and the light emitting portion and the driving portion of the adjacent subpixel about the data line or the voltage line are arranged in the reverse order Organic light emitting display.
The method according to claim 1,
And a color filter disposed in a light emitting portion of the subpixel,
The color filter includes:
Wherein the data line and the voltage line are arranged on both sides of the subpixel in which the color filter is disposed.
3. The method of claim 2,
The color filter includes:
And a driver for at least one of subpixels in which the color filter is disposed, a driver for a subpixel adjacent to the data line, and a driver for a subpixel adjacent to the voltage line.
The method of claim 3,
And the color filters extended to the driving units of the adjacent subpixels are stacked and arranged with the color filters extended from the other subpixels.
3. The method of claim 2,
The color filter includes:
Wherein the color filter is extended to a driver of the sub-pixel in which the color filter is disposed.
A plurality of data lines arranged in one direction;
A plurality of gate lines arranged in a direction crossing the data lines;
A plurality of voltage lines arranged in parallel with the data lines; And
And a plurality of subpixels arranged between the data line and the voltage line and including a light emitting portion and a driving portion,
Each of the sub-
Wherein the light emitting portion and the driving portion are sequentially disposed in the direction of the data line between the data line and the voltage line and the light emitting portion and the driving portion of the adjacent subpixel about the data line or the voltage line are arranged in the reverse order Organic light emitting display panel.
The method according to claim 6,
And a color filter disposed in a light emitting portion of the subpixel,
The color filter includes:
And the data line and the voltage line adjacent to the subpixel in which the color filter is disposed.
8. The method of claim 7,
The color filter includes:
Pixels disposed adjacent to the data lines, and driving portions of sub-pixels adjacent to the data lines, and driving portions of sub-pixels adjacent to the voltage lines.
The method according to claim 6,
In the plurality of gate lines, the driving unit of the (N-1) th gate line is electrically connected to the driving unit of the sub-pixel disposed on the (N-1) th gate line side, The driving unit of the subpixels arranged in the Nth row is electrically connected to the driving unit of the subpixel arranged on the Nth gate line side.

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