CN207303105U - Display panel and terminal - Google Patents
Display panel and terminal Download PDFInfo
- Publication number
- CN207303105U CN207303105U CN201721433281.5U CN201721433281U CN207303105U CN 207303105 U CN207303105 U CN 207303105U CN 201721433281 U CN201721433281 U CN 201721433281U CN 207303105 U CN207303105 U CN 207303105U
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- Prior art keywords
- display panel
- conductive layer
- cathode
- light emitting
- auxiliary conductive
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Abstract
The utility model provides a kind of display panel and terminal, wherein, display panel includes light emitting module group and is covered in the cathode above the light emitting module group and contacted, side is additionally provided with auxiliary conductive layer on the cathode, the auxiliary conductive layer and the cathode electrical contact, the auxiliary conductive layer gradually increase along the direction thickness of a lateral opposite side of the display panel.The display panel of the utility model, sets the auxiliary conductive layer with cathode electrical contact so that the resistance of cathode reduces, and therefore the pressure drop of cathode reduces, cause voltage in display panel uniform, so that display panel is shown uniformly.
Description
Technical field
It the utility model is related to display technology field, more particularly to a kind of display panel and terminal.
Background technology
Organic LED display panel includes substrate, the anode set on substrate, luminescent device and cathode, its
In, anode, luminescent device and cathode are set from the bottom to top, and cathode is a monoblock and covers all subpixel areas.
Due to, there are pressure drop phenomena, causing flexible PCB side to arrive it on cathode power supply signal and anode supply signal
The cathode power supply signal of the image element circuit of offside and the voltage difference of anode supply signal are unequal, cause thin film transistor (TFT) to be operated in
Variable resistor area, so as to cause display panel to show non-uniform phenomenon.
Utility model content
The technical problem that the utility model is solved is to provide a kind of display panel, solves display panel and show inequality
Problem.
In order to solve the above technical problems, the utility model provides a kind of display panel, including light emitting module group and covering
Above the light emitting module group and the cathode that contacts, side is additionally provided with auxiliary conductive layer on the cathode, described auxiliary
Assistant director of a film or play's electric layer and the cathode electrical contact, direction thickness of the auxiliary conductive layer along a lateral opposite side of the display panel
Gradually increase.
Further, the light emitting module group includes multiple light emitting modules being spaced apart, and the auxiliary conductive layer corresponds to
Interval between the adjacent light emitting module.
Further, the auxiliary conductive layer includes several strip shaped electric poles.
Further, the strip shaped electric poles are equipped with the side to the side of relative side of signal access area along the display panel
To extension.
Further, the signal access area is in the long side of the display panel.
Further, the signal access area is in the short brink of the display panel.
Further, the thickness of the strip shaped electric poles is equipped with the side to opposite side of signal access area along the display panel
The direction on side gradually increases.
Further, the auxiliary conductive layer is ITO.
Further, the light emitting module includes luminescent device and the anode conducting body for luminescent device power supply.
In order to solve the above technical problems, the utility model additionally provides a kind of terminal, the terminal includes above-mentioned display surface
Plate.
Compared with prior art, the display panel of the utility model, sets the auxiliary conductive layer with cathode electrical contact so that
The resistance of cathode reduces, and therefore the pressure drop of cathode reduces, cause voltage in display panel uniform, so that display panel is shown
Uniformly.
Brief description of the drawings
Fig. 1 is the structure diagram of display panel in the utility model embodiment；
Fig. 2 is the schematic cross-sectional view of display panel in the utility model embodiment；
Fig. 3 is another structure diagram of display panel in the utility model embodiment；
Fig. 4 is another structure diagram of display panel in the utility model embodiment.
Embodiment
It is specific below in conjunction with the utility model to make the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
Only it is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, this area
Those of ordinary skill's all other embodiments obtained without making creative work, belong to the utility model
The scope of protection.
The direction term that the utility model is previously mentioned, such as " horizontal stroke ", " vertical " etc., are only the directions with reference to annexed drawings.Cause
This, the direction term used is to illustrate and understand the utility model, and is not used to limitation the utility model.In order to understand and
Easy to describe, the size of each part shown in attached drawing is arbitrarily shown, but the utility model not limited to this.
In addition, in the description, unless explicitly described as opposite, otherwise word " comprising " will be understood as meaning to wrap
The part is included, but is not excluded for any other part.
With reference to shown in Fig. 1, the utility model provides a kind of display panel, including substrate 1 and is arranged on 1 side of substrate
Signal access area 2.The material of substrate 1 can be glass, quartz, organic polymer or light tight/reflecting material (such as：It is conductive
Material, wafer, ceramics or other materials applicatory) or other materials applicatory.
Display panel includes being arranged on some scan lines of the top of substrate 1, some data cables, some power cords and some
Element circuit structure.Some scan lines are intersected with some data cables and some power cords, define the sub-pixel of a variety of colors
Region, element circuit structure are located in subpixel area.Some scan lines are intersected with some data cables and some power cords, fixed
Justice goes out the subpixel area of three kinds of colors, respectively red subpixel areas R, green subpixel areas G, blue subpixel areas
B.In certain other embodiment, color category and the quantity and arrangement mode of subpixel area also can be different in the present embodiment,
The utility model is not limited system.
Every scan line extends transversely, some longitudinally spaced arrangements of scan line.The present embodiment scanning line selection metal
Material, but the utility model is not limited system, and the material of scan line is also an option that alloy, the nitride of metal material, gold
The conductive materials such as the oxide of category material, the nitrogen oxides of metal material.Some scan lines and switching transistor and driving crystal
The grid of pipe forms (not shown) with layer.And the scan line of each subpixel area side is electrically connected opening in the subpixel area
The grid of transistor is closed, grid voltage Vscan is provided for switching transistor.
Extended longitudinally per data line, some laterally spaced arrangements of data cable.The present embodiment data line options metal
Material, but the utility model is not limited system, and the material of data cable is also an option that alloy, the nitride of metal material, gold
The conductive materials such as the oxide of category material, the nitrogen oxides of metal material.The data line electrical connection of each subpixel area side
The source electrode of switching transistor in the subpixel area, data-signal Vdata is provided for switching transistor.
Every power cord extends longitudinally, some laterally spaced arrangements of power cord.The present embodiment power supply line options metal
Material, but the utility model is not limited system, and the material of power cord is also an option that alloy, the nitride of metal material, gold
The conductive materials such as the oxide of category material, the nitrogen oxides of metal material.Some power cords are formed with some data cables with layer, and
There is a layer insulating (not shown) between some scan lines.The power cord of each subpixel area side is electrically connected the sub- picture
The source electrode of driving transistor in plain region, driving power voltage Vdd is provided for driving transistor.
Element circuit structure includes switching transistor, driving transistor and storage etc..The grid of switching transistor,
The grid of scan line, data cable, driving transistor is electrically connected in source electrode, drain electrode.The source electrode of driving transistor, drain electrode difference
It is electrically connected power cord, unit luminescent device.Storage one end is electrically connected to the grid of driving transistor, its other end
It is electrically connected to the source electrode of driving transistor, certain the utility model is also not limited system, storage capacitance in other embodiment
The other end of device can also be electrically connected to the drain electrode of driving transistor.
With reference to shown in Fig. 1 and Fig. 2, display panel further include light emitting module group 3 and be covered in the top of light emitting module group 3 and with
The cathode 5 that light emitting module group 3 contacts.Specifically, light emitting module group 3 includes multiple light emitting modules 31 being spaced apart, per height
Include a light emitting module 31 in pixel region.The interval region 4 formed between adjacent light emitting module 31 is non-light-emitting area.
Light emitting module 31 includes luminescent device (not shown) and the anode conducting body (not shown) for luminescent device power supply.
In display panel, anode conducting body, luminescent device and cathode 5 are set from the bottom to top.Anode conducting body is electrically connected driving crystal
The drain electrode of pipe, mutually insulated between anode conducting body, so that different anode conducting bodies obtains different driving voltages.Cathode
5 provide voltage by cathode power line is (not shown), and cathode power line is arranged on the periphery of cathode 5.
Display panel further includes the top for being arranged on cathode 5 and the auxiliary conductive layer 51 made electrical contact with cathode 5, is reduced with this
The resistance of cathode 5, is the normal luminous for not influencing light emitting module group 3, and auxiliary conductive layer 51 is arranged in interval region 4.At this
In embodiment, auxiliary conductive layer 51 is ITO, i.e. tin indium oxide.
The direction for defining side to its opposite side of substrate 1 setting signal access area 2 is longitudinal direction, and longitudinally perpendicular
Direction is laterally.It is the schematic diagram of the longitudinal cross-section of substrate 1 shown in Fig. 2, signal access area 2 is arranged on the side of substrate 1, auxiliary
The opposite side thickness of assistant director of a film or play's electric layer 51 from a lateral substrate of 1 setting signal access area 2 of substrate gradually increases so that cathode 5
Resistance diminishes, and the pressure drop of cathode 5 reduces, and causes voltage in display panel uniform.In the present embodiment, signal access area 2 is located at
The side of the short side of display panel, in its alternate embodiment, signal access area 2 can also be located at the long side of display panel
Side.
Shown in Figure 1, in one embodiment, auxiliary conductive layer 51 is arranged in interval region 4, it is a monoblock, and
Patterning is set.The opposite side thickness of auxiliary conductive layer 51 from a lateral substrate of 1 setting signal access area 2 of substrate gradually increases
Greatly.
Shown in Figure 3, in one embodiment, auxiliary conductive layer 51 includes several first strip shaped electric poles 511, first
Shape electrode 511 is arranged in interval region 4 and along the Longitudinal extending of substrate 1.First strip shaped electric poles 511 are set from substrate 1 to be believed
The direction thickness of side to the relative side of number access area 2 gradually increases.
Shown in Figure 4, in one embodiment, auxiliary conductive layer 51 includes several second strip shaped electric poles 512, Article 2
Shape electrode 512 is arranged in interval region 4 and extending laterally along substrate 1.The thickness edge of several the second strip shaped electric poles 512
Longitudinal direction is sequentially increased.
In another embodiment, auxiliary conductive layer 51 includes several electrode units, and the shape of electrode unit is unlimited, can be with
It is square, circular or other shapes.The thickness and resistance of several electrode units are gradually reduced along longitudinal direction.
The embodiment of the present invention additionally provides a kind of terminal, which includes shell and house mainboard inside the shell and above-mentioned
Display panel.In one embodiment, which is applicable as mobile phone.
The display panel of the utility model, the auxiliary conductive layer 51 being in contact with it is set in the top of cathode 5 so that cathode
5 resistance reduces, and therefore the pressure drop of cathode 5 reduces, cause voltage in display panel uniform, so that display panel is shown
It is even.
The above, is only the most preferred embodiment of the utility model, and not the utility model is made in any form
Limitation, any those skilled in the art, in the case where not departing from technical solutions of the utility model ambit, utilization is above-mentioned
The method content of announcement makes technical solutions of the utility model many possible changes and modifications, belongs to claim protection
Scope.
Claims (10)
1. a kind of display panel, it is characterised in that including light emitting module group and be covered in above the light emitting module group and therewith
The cathode of contact, it is square on the cathode to be additionally provided with auxiliary conductive layer, the auxiliary conductive layer and the cathode electrical contact, institute
Auxiliary conductive layer is stated along the direction thickness of a lateral opposite side of the display panel gradually to increase.
2. display panel according to claim 1, it is characterised in that the light emitting module group includes multiple be spaced apart
Light emitting module, the auxiliary conductive layer correspond to the interval between the adjacent light emitting module.
3. display panel according to claim 2, it is characterised in that the auxiliary conductive layer includes several strips electricity
Pole.
4. display panel according to claim 3, it is characterised in that the strip shaped electric poles are equipped with letter along the display panel
The side of number access area extends to the direction of relative side.
5. display panel according to claim 4, it is characterised in that the signal access area is in the display panel
The side of long side.
6. display panel according to claim 4, it is characterised in that the signal access area is in the display panel
The side of short side.
7. the display panel according to any one of claim 4 to 6, it is characterised in that the thickness edge of the strip shaped electric poles
The side that the display panel is equipped with signal access area gradually increases to the direction of relative side.
8. display panel according to claim 1, it is characterised in that the auxiliary conductive layer is ITO.
9. display panel according to claim 2, it is characterised in that the light emitting module includes luminescent device and is described
The anode conducting body of luminescent device power supply.
10. a kind of terminal, it is characterised in that the terminal includes the display panel any one of above-mentioned 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721433281.5U CN207303105U (en) | 2017-10-31 | 2017-10-31 | Display panel and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721433281.5U CN207303105U (en) | 2017-10-31 | 2017-10-31 | Display panel and terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207303105U true CN207303105U (en) | 2018-05-01 |
Family
ID=62274251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721433281.5U Active CN207303105U (en) | 2017-10-31 | 2017-10-31 | Display panel and terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207303105U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461766A (en) * | 2018-11-13 | 2019-03-12 | 惠科股份有限公司 | Display device and display system |
| CN110047895A (en) * | 2019-04-24 | 2019-07-23 | 上海天马微电子有限公司 | Organic light emitting display panel and display device |
| CN110085768A (en) * | 2019-04-30 | 2019-08-02 | 深圳市华星光电半导体显示技术有限公司 | OLED display panel and preparation method thereof |
| CN110310976A (en) * | 2019-07-12 | 2019-10-08 | 京东方科技集团股份有限公司 | Display base plate and display device |
| CN113193147A (en) * | 2021-04-27 | 2021-07-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
-
2017
- 2017-10-31 CN CN201721433281.5U patent/CN207303105U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461766A (en) * | 2018-11-13 | 2019-03-12 | 惠科股份有限公司 | Display device and display system |
| CN110047895A (en) * | 2019-04-24 | 2019-07-23 | 上海天马微电子有限公司 | Organic light emitting display panel and display device |
| CN110047895B (en) * | 2019-04-24 | 2021-06-08 | 上海天马微电子有限公司 | Organic light emitting display panel and display device |
| CN110085768A (en) * | 2019-04-30 | 2019-08-02 | 深圳市华星光电半导体显示技术有限公司 | OLED display panel and preparation method thereof |
| CN110310976A (en) * | 2019-07-12 | 2019-10-08 | 京东方科技集团股份有限公司 | Display base plate and display device |
| CN110310976B (en) * | 2019-07-12 | 2022-01-18 | 京东方科技集团股份有限公司 | Display substrate and display device |
| US11362167B2 (en) | 2019-07-12 | 2022-06-14 | Boe Technology Group Co., Ltd. | Display substrate and display device |
| CN113193147A (en) * | 2021-04-27 | 2021-07-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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