WO2020155555A1

WO2020155555A1 - Display device and display panel thereof, and oled array substrate

Info

Publication number: WO2020155555A1
Application number: PCT/CN2019/094675
Authority: WO
Inventors: 周志伟; 童晓阳; 张露; 李威龙; 宋艳芹; 胡思明; 韩珍珍
Original assignee: 昆山国显光电有限公司
Priority date: 2019-01-31
Filing date: 2019-07-04
Publication date: 2020-08-06
Also published as: CN110767174A; CN110767174B

Abstract

The present application relates to a display device and a display panel thereof, and an OLED array substrate. The OLED array substrate comprises a display area and a non-display area surrounding the display area. The display area comprises a transparent display area and a non-transparent display area at least partially surrounding the transparent display area. The non-transparent display area comprises a first OLED pixel, and the driving mode of the first OLED pixel is an active mode. The transparent display area comprises a second OLED pixel, and when the second OLED pixel is driven, the transparent display area executes a display function; and when the second OLED pixel is not driven, the transparent display area executes a light transmitting function. The non-transparent display area comprises a special-shaped corner; and the transparent display area is provided opposite the special-shaped corner in the row direction of the second OLED pixel. Several first gate driving units and several second gate driving units are arranged at intervals along the special-shaped corner in the non-display area. Each row of first OLED pixels is connected to a corresponding first gate driving unit by means of a corresponding first scanning line, and each row of second OLED pixels is connected to a corresponding second gate driving unit by means of a corresponding second scanning line.

Description

Display device and its display panel and OLED array substrate

Technical field

This application relates to the technical field of OLED display devices, and in particular to a display device, a display panel thereof, and an OLED array substrate.

Background technique

With the rapid development of display devices, users have higher and higher requirements for the screen ratio. Since the top of the screen needs to be installed with components such as cameras, sensors, earpieces, etc., in related technologies, a part of the area on the top of the screen is usually reserved for installing the above components. For example, the "bangs" area of iPhoneX affects the overall consistency of the screen. . At present, the full-screen display is receiving more and more attention from the industry.

Summary of the invention

The present application provides a display device, a display panel, and an OLED array substrate to solve the deficiencies in the related art.

According to a first aspect of the embodiments of the present application, there is provided an OLED array substrate including: a display area and a non-display area surrounding the display area. The display area includes a non-transparent display area and a transparent display area, the non-transparent display area at least partially surrounds the transparent display area; the non-transparent display area includes first OLED pixels arranged in an array; the array type The driving mode of the first OLED pixels arranged is active; the transparent display area includes second OLED pixels arranged in an array, and when the second OLED pixels arranged in an array are driven, the transparent display area Perform a display function; when the second OLED pixels arranged in an array are not driven, the transparent display area performs a light transmission function. The non-transparent display area further includes a special-shaped corner, the special-shaped corner is a non-right angle, the transparent display area is opposite to the special-shaped corner in the row direction of the second OLED pixels arranged in an array, and In the non-display area, a plurality of first gate driving units and a plurality of second gate driving units are arranged at intervals along the irregular corners, and the first OLED pixels in each row are connected to corresponding ones through corresponding first scan lines. The second OLED pixel in each row is connected to the corresponding second gate driving unit through the corresponding second scan line.

In some embodiments of the present application, the plurality of first gate driving units are connected in series to obtain a first gate driving circuit; in the first gate driving circuit, the first gate driving unit at the head end The input terminal is the input terminal of the first gate drive circuit, and the output terminal of the first gate drive unit at the tail end is the final output terminal of the first gate drive circuit; the plurality of second The gate driving units are connected in series to obtain a second gate driving circuit; in the second gate driving circuit, the input terminal of the second gate driving unit at the head end is the second gate driving circuit The input terminal, the output terminal of the second gate driving unit at the tail end is the final output terminal of the second gate driving circuit.

According to a second aspect of the embodiments of the present application, there is provided a display panel, including: the above-mentioned OLED array substrate, the OLED array substrate including a substrate; and an encapsulation layer, the encapsulation layer being disposed on the OLED array substrate The side away from the substrate.

According to a third aspect of the embodiments of the present application, there is provided a display device, including: a device body having a device area; the above-mentioned display panel, the display panel covering the device body; wherein the device area is located on the device body; Below the transparent display area, and the device area includes a photosensitive device that emits or collects light through the transparent display area.

The beneficial effects of the embodiments of the present application include: since the OLED array substrate includes a display area and a non-display area surrounding the display area, and the non-transparent display area includes irregular corners, the irregular corners are non-right angles. In the non-display area, a first gate driving unit and a second gate driving unit are arranged at intervals along the irregular corners, and the first OLED pixels in each row are connected to the corresponding first scan line through the corresponding first scan line. A gate driving unit. The second OLED pixels in each row are connected to the corresponding second gate driving unit through the corresponding second scan line. In this way, the space of the OLED array substrate can be effectively used to provide a gate drive unit for the pixels in the transparent display area, and then the multi-row and multi-column pixel display can be realized in the transparent display area, and a full-screen display can be realized. The gate driving unit of the pixel is not arranged under the transparent display area, which can increase the light transmittance of the transparent display area. Moreover, on the basis of the non-transparent display area, the gate driving unit of the transparent display area does not additionally occupy the space of the non-transparent display area, which is beneficial to realize a narrow border between the transparent display area and the non-transparent display area.

The above general description and the following detailed description are only exemplary and explanatory, and cannot limit the application.

Description of the drawings

The drawings herein are incorporated into the specification and constitute a part of the specification, show embodiments that conform to the application, and are used together with the specification to explain the principle of the application.

Fig. 1 is a schematic structural diagram of an OLED array substrate according to an embodiment of the present application;

2 is a schematic diagram showing the connection relationship between a first gate driving circuit and a second gate driving circuit according to an embodiment of the present application;

3 is a schematic structural diagram of the connection relationship between the first gate driving circuit and the second gate driving circuit shown in FIG. 2;

4 is a schematic diagram showing another connection relationship between a first gate driving circuit and a second gate driving circuit according to an embodiment of the present application;

5 is a schematic diagram showing the structure of a first gate driving unit and a second gate driving unit according to an embodiment of the present application;

Fig. 6 is a schematic structural diagram of another OLED array substrate according to an embodiment of the present application;

FIG. 7 is a partial enlarged view of part A in FIG. 6, which shows the structure of the switch device;

FIG. 8 is a schematic structural diagram of a display panel according to an embodiment of the present application; and

Fig. 9 is a schematic structural diagram of a display device according to an embodiment of the present application.

detailed description

The exemplary embodiments will be described in detail here, and examples thereof are shown in the accompanying drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements. The implementation manners described in the following exemplary embodiments do not represent all implementation manners consistent with the present application. On the contrary, they are only examples of devices and methods consistent with some aspects of the application as detailed in the appended claims.

A full screen including a transparent display area and a non-transparent display area. The transparent display area can achieve both light transmission and display functions. Among them, photosensitive elements such as cameras and distance sensors are arranged under the transparent display area. When the transparent display area performs the light transmission function, the requirements for the light transmission performance of the transparent display area are relatively high.

In order to solve the above technical problems, embodiments of the present application provide a display device, a display panel, and an OLED array substrate, which can effectively use the space of the OLED (organic light-emitting diode) array substrate to provide grids for pixels in the transparent display area. The polar drive unit can further realize multi-row and multi-column pixel display in the transparent display area.

An embodiment of the present application provides an OLED array substrate 100, as shown in FIG. 1, comprising: a display area 11 and a non-display area 12 surrounding the display area 11.

As shown in FIG. 1, the display area 11 includes a non-transparent display area 111 and a transparent display area 112. The non-transparent display area 111 at least partially surrounds the transparent display area 112. The non-transparent display area 111 includes first OLED pixels PA1 arranged in an array, and the driving mode of the first OLED pixels arranged in an array is an active type. The transparent display area 112 includes second OLED pixels PA2 arranged in an array. When the second OLED pixels arranged in an array are driven, the transparent display area 112 performs a display function. When the second OLED pixel is not driven, the transparent display area 112 performs a light transmission function.

As shown in FIG. 1, the non-transparent display area 111 includes a special-shaped corner 13, and the special-shaped corner 13 is a non-right angle. For example, in FIG. 1, there are two special-shaped corners 13. The transparent display area 112 is opposite to the irregular corner 13 in the row direction of the second OLED pixels arranged in an array. The row direction of the second OLED pixel is along the width direction of the OLED array substrate. In the non-display area 12, a first gate driving unit 14 and a second gate driving unit 15 are spaced apart along the irregular corner 13. For example, FIG. 1 shows a case where two first gate driving units 14 and two second gate driving units 15 are arranged at intervals. The array substrate 100 may include more than three first gate driving units 14 and more than three second gate driving units 15, and two adjacent first gate driving units 14 are separated by one second gate driving unit 15 Set up. The first OLED pixels in each row are connected to the corresponding first gate driving unit 14 through the corresponding first scan line 16, and the second OLED pixels in each row are connected to the corresponding first gate drive unit 14 through the corresponding second scan line 17. The second gate driving unit 15.

Since the shape of the irregular corners 13 of the non-transparent display area 111 is non-linear, the irregular corners 13 can provide more space than the right angles. In this way, not only the first OLED in the non-transparent display area 111 can be arranged along the irregular corners 13 The first gate driving unit 14 of the pixel may also be provided with the second gate driving unit 15 of the second OLED pixel in the transparent display area 112. Since the gate driving units of the pixels in the transparent display area are not arranged under the transparent display area, the light transmittance of the transparent display area can be improved.

The beneficial effects of this embodiment include: since the OLED array substrate includes a display area and a non-display area surrounding the display area, and the non-transparent display area includes special-shaped corners, the special-shaped corners are non-right angles. In the display area, a first gate driving unit and a second gate driving unit are arranged at intervals along the irregular corners, and the first OLED pixels in each row are connected to the corresponding first gate through the corresponding first scan line. In the pole driving unit, the second OLED pixels in each row are connected to the corresponding second gate driving unit through the corresponding second scan line. In this way, the space of the OLED array substrate can be effectively used to provide a gate drive unit for the pixels in the transparent display area, and then the multi-row and multi-column pixel display can be realized in the transparent display area, and a full-screen display can be realized. The gate driving unit of the pixel is not arranged under the transparent display area, which can increase the light transmittance of the transparent display area. Moreover, on the basis of the non-transparent display area, the gate driving unit of the transparent display area does not additionally occupy the space of the non-transparent display area, which is beneficial to realize a narrow border between the transparent display area and the non-transparent display area.

In an embodiment, the driving mode of the second OLED pixels arranged in an array may be a passive mode, an active mode or a semi-active mode. In an exemplary embodiment, the driving mode of the second OLED pixels arranged in an array is a semi-active mode. The second OLED pixels arranged in an array may include two rows and multiple columns of sub-pixels of the same color. The anodes of the same color sub-pixels in the same row can all be connected to the drains of the same switching transistor, the source of the switching transistor is connected to the data line, and the gate is connected to the control terminal for receiving switching signals.

In one embodiment, as shown in FIG. 2, the first gate driving unit 14 is connected in series to obtain the first gate driving circuit. In the first gate driving circuit, the input terminal of the first gate driving unit 14 at the head end is the input terminal IN1 of the first gate driving circuit, and the first gate driving unit at the tail end The output terminal of the unit 14 is the final output terminal OUT1 of the first gate drive circuit. In FIG. 2, the first gate driving unit at the head end and the first gate driving unit at the tail end are shown, and the first gate driving unit at the head end and the first gate driving unit at the tail end are omitted. A gate drive unit. The second gate driving unit 15 is connected in series to obtain a second gate driving circuit. In the second gate driving circuit, the input terminal of the second gate driving unit 15 at the head end is the input terminal IN2 of the second gate driving circuit, and the second gate driving unit at the tail end The output terminal of the unit 15 is the final output terminal OUT2 of the second gate drive circuit. In FIG. 2, the second gate driving unit at the head end and the second gate driving unit at the tail end are shown, and the second gate driving unit at the head end and the second gate driving unit at the tail end are omitted. Between the second gate drive unit. The final output terminal OUT1 of the first gate driving circuit is connected to the input terminal IN2 of the second gate driving circuit.

Referring to FIG. 3, the input terminal of the first stage first gate driving unit 14 at the head end is IN1 and the output terminal is OUT11, the input terminal of the second stage first gate driving unit and the first stage first gate driving unit The output terminal OUT11 is connected in parallel, that is, the first gate driving unit of the first stage outputs a signal through the output terminal OUT11, and the signal is also transmitted to the first gate driving unit of the second stage. By analogy, the output terminal of the n-th stage first gate driving unit 14 at the tail end is OUT1n. The connection of the second gate driving unit 15 is similar to that of the first gate driving unit 14. The output terminal OUT1n of the first gate driving unit of the nth stage is connected to the input terminal IN2 of the second gate driving unit of the first stage. The first gate driving unit 14 of each stage is connected to the corresponding first scan line 16, and the second gate driving unit 15 of each stage is connected to the corresponding second scan line 17.

In the embodiment shown in FIGS. 2 and 3, in the first gate driving circuit, each first gate driving unit 14 outputs a first gate driving signal for driving the corresponding row The first OLED pixel. Similarly, in the second gate driving circuit, each second gate driving unit 15 outputs a second gate driving signal for driving the second OLED pixel in the corresponding row. Specifically, the input terminal IN1 of the first gate driving circuit is used to receive a set of clock signals, which serves as a signal source for the first gate driving unit 14 and the second gate driving unit 15. After receiving the clock signal, the first gate driving unit 14 at the head end of the first gate driving circuit processes the clock signal to generate the first gate driving signal of the first OLED pixel in the corresponding row, and generates The first gate driving signal is used as the input signal of the next-stage first gate driving unit 14 to generate the first gate driving signal of the first OLED pixel in the corresponding row. The first gate driving unit 14 located at the tail end can output the generated first gate driving signal to the first OLED pixel of the corresponding row and the input terminal IN2 of the second gate driving circuit. After receiving the first gate driving signal, the second gate driving unit 15 at the head end of the second gate driving circuit can generate the second gate driving signal of the second OLED pixel in the corresponding row. The working principle of the second gate driving circuit is the same as that of the first gate driving circuit, and will not be repeated here. By connecting the second gate driving circuit and the first gate driving circuit in series, only the same set of clock signals can be used as signal sources to generate the gate driving signals for the transparent display area and the non-transparent display area, which simplifies the circuit structure.

In another embodiment, as shown in FIG. 4, the final output terminal OUT2 of the second gate drive circuit is connected to the input terminal IN1 of the first gate drive circuit. 4 omits the first gate driving unit between the first gate driving unit at the head end and the first gate driving unit at the tail end, and the second gate driving unit at the head end and the second gate driving unit at the tail end are omitted. The second gate drive unit between the pole drive units. Moreover, the specific structure of the connection between the final output terminal OUT2 of the second gate driving circuit and the input terminal IN1 of the first gate driving circuit is similar to that of FIG. 3, and will not be repeated here. In this embodiment, the input terminal IN2 of the second gate driving circuit is used to receive a set of clock signals as a signal source. The working principle of the gate driving circuit in this embodiment is similar to the working principle of the gate driving circuit shown in FIG. 2 and FIG. 3, and will not be repeated here. By connecting the second gate driving circuit and the first gate driving circuit in series, only the same set of clock signals can be used as signal sources to generate the gate driving signals for the transparent display area and the non-transparent display area, which simplifies the circuit structure.

In one embodiment, the first gate driving unit and the second gate driving unit are shift registers respectively. In an exemplary embodiment, the first gate driving unit 14 includes a first shift register and a second shift register. The second gate driving unit 15 includes a third shift register and a fourth shift register. The third shift register, the first shift register, the fourth shift register, and the second shift register are arranged in sequence. For example, as shown in FIG. 5, the third shift register is set corresponding to the first shift register, and the fourth shift register is set correspondingly to the second shift register.

The first shift register is connected in series with the second shift register to obtain the first gate drive circuit, and the input terminal of the first shift register is the input terminal of the first gate drive circuit, so The output terminal of the second shift register is the output terminal of the first gate driving circuit. Alternatively, the input terminal of the second shift register is the input terminal of the first gate drive circuit, and the output terminal of the first shift register is the output terminal of the first gate drive circuit.

The third shift register is connected in series with the fourth shift register to obtain the second gate drive circuit. The input terminal of the third shift register is the input terminal of the second gate drive circuit, and the output terminal of the fourth shift register is the output terminal of the second gate drive circuit. Alternatively, the input terminal of the fourth shift register is the input terminal of the second gate drive circuit, and the output terminal of the third shift register is the output terminal of the second gate drive circuit.

In the embodiment of the present application, the connection relationship of the shift register in the first gate drive circuit and the connection relationship of the shift register in the second gate drive circuit can be selected according to actual needs. The connection relationship between the gate drive circuits can also be selected according to actual needs.

In an embodiment, the special-shaped corner 13 may be a circular arc corner. The arc-shaped corners can provide more space for arranging the gate driving unit of the transparent display area, which is beneficial to reduce the difficulty of preparation.

In another embodiment, the special-shaped corner 13 includes at least three

straight line segments

41, 42, 43 connected in series. The at least three

straight line segments

41, 42, 43 include a first straight line segment 41, a second straight line segment 42, and a third straight line segment 43 connected in series; the first straight line segment 41 and the non-transparent display area The first side 44 is flush, the three straight line segments 43 are flush with the second side 45 of the non-transparent display area 111, and the first side 44 and the second side 45 are adjacent to each other. vertical. When the special-shaped corner 13 includes at least three straight line segments connected in series, the process difficulty can be reduced.

In one embodiment, as shown in FIG. 1, the first scan line 16 and the second scan line 17 may be arranged at intervals and parallel to each other.

In one embodiment, as shown in FIG. 1, in the first OLED pixels PA1 arranged in an array, the first OLED pixels in the same column are connected to the same first data line 19. In the second OLED pixels PA2 arranged in an array, the second OLED pixels in the same column are connected to the same second data line 18. When the second OLED pixels arranged in an array are driven, each second data line 18 is connected to at least two corresponding first data lines 19. In the case that the driving mode of the second OLED pixel is passive driving, the required driving current is relatively large, while the first OLED pixel is actively driven and the required driving current is relatively small. At least two first data lines 19 are used for the same second The two data lines 18 provide a driving current, so that the second OLED pixel can obtain a sufficiently large driving current. Moreover, the data lines of the non-transparent display area are reused, and there is no need to separately arrange the data lines in the display area for the transparent display area, which can save the space of the display panel and reduce the complexity.

Preferably, as shown in FIGS. 6 and 7, when the second OLED pixels PM2 arranged in an array are driven, each of the second data lines 18 is connected to the corresponding N of the first data lines 19 . N is a positive integer greater than or equal to 2. As shown in Figure 1, N can be 3. Specifically, the at least two first data lines 19 are each connected to a switching device 20, such as a switching transistor, and each second data line 18 is connected to three switching devices 20, respectively. When the three switching devices 20 are closed, each of the second data lines 18 is connected to the corresponding three first data lines 19, and when the three switching devices 20 are open, each of the second data lines The line 18 is disconnected from the corresponding three first data lines 19, and the three first data lines 19 are not connected to each other.

Through the above-mentioned switching device, when the second OLED pixels arranged in an array are driven, each of the second data lines 18 is connected to the corresponding N of the first data lines 19, and the second OLED pixels arranged in an array are connected to each other. When the OLED pixel is not driven, each of the second data lines 18 is disconnected from the corresponding N of the first data lines 19.

In one embodiment, the second OLED pixel is a pixel of any color in the pixel unit of the transparent display area 112, and the pixel unit includes pixels of M colors, and M is a positive integer. In this way, the transparent display area can display a colorful picture.

The anode of each second OLED pixel is connected to the drain of the corresponding switching transistor, and the source of each switching transistor is connected to the second data line corresponding to the second OLED pixel. The gate of the switch transistor corresponding to the second OLED pixel is connected to the corresponding control terminal. In this way, in addition to controlling the display or non-display of the second OLED pixel through the control terminal and the switching transistor, when the switching transistor is turned off, the voltage on the cathode of the second OLED pixel can be prevented from being higher than the voltage on the anode, causing the current to reverse, resulting in Crosstalk when other adjacent pixels are displayed.

In one embodiment, the first scan line 16 and the second scan line 17 are located in different metal layers. The second scan line 17 may be partly arranged in the area between the transparent display area 112 and the irregular corner 13 in the non-transparent display area 111 and partly arranged in the transparent display area 112. Since the first scan line 16 and the second scan line 17 are located in different metal layers, the process difficulty can be reduced.

In another embodiment, the first data line 19 and the second data line 18 are located in different metal layers. Since the first data line 19 and the second data line 18 are located in different metal layers, the process difficulty can be reduced.

In one embodiment, a part of the second data line 18 may be located below the area between the transparent display area 112 and the irregular corner 13 in the non-transparent display area 111, and a part may be located in the transparent display area 112 and located in the transparent display area 112. The part is made of ITO (Indium Tin Oxides). In this way, the second data line 18 can be prevented from affecting the light transmittance of the transparent display area.

In one embodiment, in the transparent display area, the second scan line is a transparent material.

In an embodiment, the material of the second data line is a transparent material.

Preferably, the light transmittance of the transparent material is greater than or equal to 90%. In this way, the light transmittance of the transparent display area can be improved.

Preferably, the transparent material includes indium tin oxide, indium zinc oxide, silver-doped indium tin oxide or silver-doped indium zinc oxide.

The embodiment of the present application also proposes a display panel 200, which includes the OLED array substrate 100 and the encapsulation layer 201 described in any of the above embodiments. Wherein, the encapsulation layer 201 is disposed on the side of the OLED array substrate 100 away from the substrate of the OLED array substrate, and a photosensitive device is disposed under the transparent display area 112.

Preferably, the encapsulation layer 201 includes a polarizer 205 that covers the non-transparent display area 111 but not the transparent display area 112. Since the polarizer 205 can eliminate the ambient light entering the display panel from the non-transparent display area 111 and then being reflected out of the display panel, it can eliminate the interference of ambient light with the normal display of the display panel.

The above-mentioned display panel can effectively use the space of the OLED array substrate to provide a gate driving unit for the pixels in the transparent display area, and then can realize the display of multiple rows and multiple columns of pixels in the transparent display area, and because the pixels in the transparent display area The gate driving unit is not arranged under the transparent display area, which can increase the light transmittance of the area on the display panel corresponding to the transparent display area.

An embodiment of the present application also proposes a display device, including: a device body C and the display panel 200 described in any of the above embodiments.

Among them, the device body C has a device area 300. The display panel 200 covers the device body C. The device area 300 is located below the transparent display area, and the device area includes a photosensitive device D that emits or collects light through the transparent display area.

Preferably, the photosensitive device includes at least one of the following: a camera, a light sensor, and a light emitter.

The above-mentioned display device can effectively use the space of the OLED array substrate to provide a gate drive unit for the pixels in the transparent display area, and then can realize the display of multiple rows and multiple columns of pixels in the transparent display area, and because the pixels in the transparent display area The gate driving unit is not arranged under the transparent display area, which can increase the light transmittance of the area corresponding to the transparent display area on the display device.

The display device in this embodiment may be: electronic paper, mobile phone, tablet computer, television, notebook computer, digital photo frame, navigator, watch, VR (virtual reality)/AR (augmented reality)/MR (mixed reality), etc. Any product or component with display function.

After considering the specification and practicing the disclosure disclosed herein, those skilled in the art will easily think of other embodiments of the present application. This application is intended to cover any variations, uses, or adaptive changes of this application. These variations, uses, or adaptive changes follow the general principles of this application and include common knowledge or customary technical means in the technical field not disclosed in this application. . The description and embodiments are only regarded as exemplary, and the true scope and spirit of the application are pointed out by the following claims.

Claims

An OLED array substrate, including:

A display area, the display area includes:

A non-transparent display area, the non-transparent display area includes first OLED pixels arranged in an array, and the driving mode of the first OLED pixels arranged in an array is an active type; and

A transparent display area, the non-transparent display area at least partially surrounds the transparent display area, the transparent display area includes second OLED pixels arranged in an array, and when the second OLED pixels arranged in an array are driven, The transparent display area performs a display function; when the second OLED pixels arranged in an array are not driven, the transparent display area performs a light transmission function; and

A non-display area, the non-display area surrounds the display area; wherein

The non-transparent display area further includes a special-shaped corner, the special-shaped corner is a non-right angle, the transparent display area is opposite to the special-shaped corner in the row direction of the second OLED pixels arranged in an array, and In the non-display area, a plurality of first gate driving units and a plurality of second gate driving units are arranged at intervals along the irregular corners, and the first OLED pixels in each row are connected to corresponding ones through corresponding first scan lines. The second OLED pixel in each row is connected to the corresponding second gate driving unit through the corresponding second scan line.
The OLED array substrate according to claim 1, wherein the first gate driving circuit is obtained after the plurality of first gate driving units are connected in series; in the first gate driving circuit, the first gate driving circuit at the head end The input terminal of a gate driving unit is the input terminal of the first gate driving circuit, and the output terminal of the first gate driving unit at the tail end is the final output terminal of the first gate driving circuit;

The plurality of second gate driving units are connected in series to obtain a second gate driving circuit; in the second gate driving circuit, the input terminal of the second gate driving unit at the head end is the second The input terminal of the gate driving circuit, and the output terminal of the second gate driving unit at the tail end is the final output terminal of the second gate driving circuit.
The OLED array substrate according to claim 2, wherein:

The final output terminal of the first gate drive circuit is connected to the input terminal of the second gate drive circuit; or

The output terminal of the final stage of the second gate drive circuit is connected to the input terminal of the first gate drive circuit.
The OLED array substrate according to claim 1, wherein

The driving mode of the second OLED pixels arranged in an array is a passive mode, an active mode or a semi-active mode.
The OLED array substrate of claim 1, wherein the first gate driving unit and the second gate driving unit are shift registers, respectively.
The OLED array substrate according to claim 5, wherein each of the first gate driving units includes a first shift register and a second shift register; each of the second gate driving units includes a third shift register. A bit register and a fourth shift register; the third shift register, the first shift register, the fourth shift register, and the second shift register are arranged in sequence;

The first shift register is connected in series with the second shift register to obtain the first gate drive circuit, and the input terminal of the first shift register is the input terminal of the first gate drive circuit, so The output terminal of the second shift register is the output terminal of the first gate drive circuit; or, the input terminal of the second shift register is the input terminal of the first gate drive circuit, and the The output terminal of a shift register is the output terminal of the first gate drive circuit;

The third shift register is connected in series with the fourth shift register to obtain the second gate drive circuit; the input end of the third shift register is the input end of the second gate drive circuit, so The output terminal of the fourth shift register is the output terminal of the second gate drive circuit; or, the input terminal of the fourth shift register is the input terminal of the second gate drive circuit, and the first The output terminal of the three shift register is the output terminal of the second gate drive circuit.
The OLED array substrate according to claim 1, wherein the irregular corners are arc-shaped corners.
The OLED array substrate of claim 1, wherein:

The special-shaped corner includes at least three straight line segments connected in series in sequence, and the at least three straight line segments include a first straight line segment, a second straight line segment, and a third straight line segment connected in series in sequence; the first straight line segment and the The first side of the non-transparent display area is flush, the three straight line segments are flush with the second side of the non-transparent display area, and the first side and the second side are adjacent and perpendicular to each other .
The OLED array substrate of claim 1, wherein:

The first scan line and the second scan line are arranged at intervals and parallel to each other.
The OLED array substrate according to claim 1, wherein in the first OLED pixels arranged in an array, the first OLED pixels in the same column are connected to the same first data line; In the second OLED pixels, the second OLED pixels in the same column are connected to the same second data line; when the second OLED pixels arranged in an array are driven, each second data line corresponds to at least The two first data lines are connected.
The OLED array substrate of claim 10, wherein

Each of the at least two first data lines is connected to a switch device, and each of the second data lines is connected to the switch device. When the switch device is closed, each of the second data lines is connected to the corresponding switch device. The at least two first data lines are connected, and when the switching device is disconnected, each of the second data lines is disconnected from the corresponding at least two first data lines, and the at least two The first data lines are not connected to each other.
The OLED array substrate according to claim 10, wherein the second OLED pixel is a pixel of any color in the pixel unit of the transparent display area, and the pixel unit includes pixels of M colors, and M is positive Integer

The anode of each second OLED pixel is connected to the drain of the corresponding switching transistor, and the source of each switching transistor is connected to the second data line corresponding to the second OLED pixel. The gate of the switch transistor corresponding to the second OLED pixel is connected to the corresponding control terminal.
10. The OLED array substrate of claim 10, wherein the first scan line and the second scan line are located on different metal layers; and/or, the first data line and the second data line are located Different metal layers.
The OLED array substrate according to claim 10, wherein a part of the second data line is located below the area between the transparent display area and the irregular corners in the non-transparent display area, and a part is located in the transparent display area and is located in the transparent display area. The part is prepared by Indium Tin Oxides.
11. The OLED array substrate according to claim 10, wherein, in the transparent display area, materials of the second scan line and/or the second data line are transparent materials, respectively.
The OLED array substrate of claim 15, wherein:

The light transmittance of the transparent material is greater than or equal to 90%;

The transparent material includes indium tin oxide, indium zinc oxide, silver-doped indium tin oxide or silver-doped indium zinc oxide.
A display panel including:

The OLED array substrate according to claim 1, the OLED array substrate comprising a substrate; and

The encapsulation layer is arranged on the side of the OLED array substrate away from the substrate.
The display panel of claim 17, wherein:

The encapsulation layer includes a polarizer, and the polarizer covers the non-transparent display area and does not cover the transparent display area.
A display device includes:

The device body has a device area;

17. The display panel of claim 17, the display panel covering the device body;

Wherein, the device area is located below the transparent display area, and the device area includes a photosensitive device that emits or collects light through the transparent display area.
The display device according to claim 19, wherein:

The photosensitive device includes at least one of the following:

Camera, light sensor, light emitter.