CN106952935A - A kind of display panel and display device - Google Patents
A kind of display panel and display device Download PDFInfo
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- CN106952935A CN106952935A CN201710122985.9A CN201710122985A CN106952935A CN 106952935 A CN106952935 A CN 106952935A CN 201710122985 A CN201710122985 A CN 201710122985A CN 106952935 A CN106952935 A CN 106952935A
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- 238000010438 heat treatment Methods 0.000 claims abstract description 146
- 238000012360 testing method Methods 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 238000003491 array Methods 0.000 claims description 4
- 230000018199 S phase Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 239000010408 film Substances 0.000 description 7
- 229920001621 AMOLED Polymers 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
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- 239000007924 injection Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/87—Arrangements for heating or cooling
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/301—Details of OLEDs
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Abstract
The invention discloses a kind of display panel and display device, the display panel includes：Heating unit and temperature detecting unit；Wherein, temperature detecting unit is used to detect the temperature of the first heating region and the temperature in non-heated region, and testing result is output into heating unit；Heating unit is located at the first heating region and for the testing result according to temperature detecting unit, and display panel is heated.Due to the OLED luminescent devices in organic light-emitting units, with the rise of temperature, luminosity is reduced, therefore the present invention is detected according to temperature detecting unit non-heated region and the temperature results of the first heating region, control heating unit is heated to the first heating region, so that the temperature of the first heating region on display panel close to one end of driving chip is raised, and then cause the display brightness reduction of the organic light-emitting units in the region, so as to improve the homogeneity of the display brightness of display panel.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display panel and display device.
Background technology
With the progress of Display Technique, OLED (Organic Light Emitting Diode, OLED)
It is one of focus of current flat-panel monitor research field, increasing active matrix organic light-emitting diode (Active
Matrix Organic Light Emitting Diode, AMOLED) display panel enters market, relative to traditional film
Transistor liquid crystal display (TFT-LCD) panel (Thin Film Transistor Liquid Crystal Display, TFT LCD),
AMOLED has faster reaction speed, higher contrast and wider array of visual angle.
One luminescent device of each pixel cell correspondence in existing OLED display panel, Fig. 1 is OLED in the prior art
The structural representation of luminescent device, as shown in figure 1, the structure of each luminescent device mainly includes：Cathode layer, electron injecting layer,
Electron transfer layer, organic luminous layer, hole transmission layer, hole injection layer and anode layer；Luminescent device is in OLED display panel
Electric current driving is luminous, because negative electrode and positive wire have resistance in itself, therefore, with driving current transmitted on wire away from
From increase, the pressure drop on wire increases, so as to have impact on the current potential at luminescent device two ends, causes the drive in each region on display panel
Streaming current is not of uniform size to be caused, and the display brightness for ultimately causing display panel is uneven.Fig. 2 is 9 points of display panel in the prior art
The distribution schematic diagram of homogeneity test point, as shown in Fig. 2 choose equally distributed nine test points on display panel (Spot1~
Spot9), its it is corresponding put in order as from down to up, (driving chip is bound in the upper end of display panel, Fig. 2 by left-to-right
It is not shown), 9 homogeneity are carried out to multiple display panels (display panel is marked as 1,2,3,4) and tested, as shown in figure 3, Fig. 3
For 9 homogeneity test result curve maps of display panel in the prior art, it can be found that having driving close to binding on display panel
One end display brightness of chip is higher；And with one end away from driving chip, the damage transmitted due to driving current on wire
Consumption so that driving current is gradually reduced, and the luminosity of luminescent device is more and more lower, so that along remote on display panel
The direction display brightness of driving chip is more and more lower.
Therefore, the homogeneity of the display brightness of OLED display panel how is improved, is that those skilled in the art are urgently to be resolved hurrily
Technical problem.
The content of the invention
The embodiments of the invention provide a kind of display panel and display device, to solve OLED present in prior art
The problem of display brightness of display panel is uneven.
The embodiments of the invention provide a kind of display panel, including：The upper substrate and infrabasal plate being oppositely arranged, at least one
The driving chip of described infrabasal plate one end is bound to, and is arranged positioned at the infrabasal plate towards the upper substrate side in matrix
Multiple organic light-emitting units of row；Also include：Heating unit and temperature detecting unit；Wherein,
The infrabasal plate includes away from the one side of the organic light-emitting units：First heating region, non-heated region and tie up
Determine area；First heating region is adjacent with the binding area；
First heating region and the non-heated region are provided with a temperature detecting unit；The temperature
Detection unit is used to detect the temperature of first heating region and the temperature in the non-heated region, and testing result is exported
To the heating unit；
The heating unit is located at first heating region and for the testing result according to the temperature detecting unit,
The display panel is heated；
The binding area is located at one end of the infrabasal plate, and for binding the driving chip.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, the heating unit,
Specifically include：Determination subelement and heating subelement；Wherein,
The determination subelement is used for the testing result according to the temperature detecting unit, determines first heating region
When being less than the first predetermined threshold value with the temperature difference in the non-heated region, the first control signal of output to the heating subelement；
When determining that first heating region and the temperature difference in the non-heated region are more than the second predetermined threshold value, the control letter of output second
Number arrive the heating subelement；
The heating subelement is used for when receiving first control signal, and the display panel is heated；
When receiving second control signal, stop the heating display panel；
Wherein, first predetermined threshold value is more than 0 and less than second predetermined threshold value；First heating region and institute
State the temperature difference that the temperature difference in non-heated region subtracts the temperature in the non-heated region for the temperature of first heating region
Value.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, described first presets
Threshold value is 5 DEG C, and second predetermined threshold value is 10 DEG C.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, also include：Thermal isolation film
Layer；
The heat-insulated film layer be located at the infrabasal plate deviate from the organic light-emitting units one side, and the heating unit with
The temperature detecting unit is located between the infrabasal plate and the heat-insulated film layer.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, first heating
Region accounts for a quarter of the total length of the infrabasal plate in the first direction；Wherein, the first direction is in the infrabasal plate institute
In the plane and along the vertical direction in end where the binding area with the infrabasal plate.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, also include：Second adds
Thermal region：
Second heating region is located at the one side that the infrabasal plate deviates from the organic light-emitting units, and is located at and binding
The adjacent both sides end regions in area.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, the both sides petiolarea
Domain accounts for a quarter of the total length of the infrabasal plate in a second direction respectively；Wherein, the second direction is in the infrabasal plate
In the plane and along holding capable direction level with both hands where binding area with the infrabasal plate.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, the temperature detection
Unit is located at the heating region and the central area in the non-heated region respectively.
In a kind of possible embodiment, in above-mentioned display panel provided in an embodiment of the present invention, the temperature detection
Unit includes temperature sensor.
The embodiments of the invention provide a kind of display device, including above-mentioned display panel provided in an embodiment of the present invention.
The beneficial effect of the embodiment of the present invention includes：
The embodiments of the invention provide a kind of display panel and display device, the display panel includes：What is be oppositely arranged is upper
Substrate and infrabasal plate, at least one is bound to the driving chip of infrabasal plate one end, and positioned at infrabasal plate towards upper substrate side
Multiple organic light-emitting units arranged in arrays；Also include：Heating unit and temperature detecting unit；Wherein, infrabasal plate deviates from
The one side of organic light-emitting units includes：First heating region, non-heated region and binding area；First heating region and binding area's phase
It is adjacent；First heating region and non-heated region are provided with a temperature detecting unit；Temperature detecting unit is used to detect first
The temperature of heating region and the temperature in non-heated region, and testing result is output to heating unit；Heating unit is located at first
Heating region and for according to the testing result of temperature detecting unit, being heated to display panel；Bind area and be located at infrabasal plate
One end, and for binding driving chip.
Specifically, due to the OLED luminescent devices in organic light-emitting units, with the rise of temperature, luminosity is reduced,
Therefore the present invention sets heating unit by the first heating region close to one end of binding driving chip on infrabasal plate, according to
The non-heated region of temperature detecting unit detection and the temperature results of the first heating region, control heating unit is to the first heating zone
Heated in domain so that the temperature of the first heating region on display panel close to one end of driving chip is raised, and then is caused
The display brightness reduction of the organic light-emitting units in the region, so as to improve the homogeneity of the display brightness of display panel.
Brief description of the drawings
Fig. 1 is the structural representation of OLED luminescent devices in the prior art；
Fig. 2 is the distribution schematic diagram of 9 homogeneity test points of display panel in the prior art；
Fig. 3 is 9 homogeneity test result curve maps of display panel in the prior art；
Fig. 4 is the structural representation of display panel provided in an embodiment of the present invention；
Fig. 5 is the regional extent schematic diagram of the first heating region provided in an embodiment of the present invention；
The curve synoptic diagram that Fig. 6 varies with temperature for the luminous efficiency of luminescent device provided in an embodiment of the present invention；
Fig. 7 varies with temperature for the driving current of luminescent device provided in an embodiment of the present invention under fixed driving voltage
Curve synoptic diagram；
Fig. 8 is the regional extent schematic diagram of the second heating region provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, to above-mentioned display panel provided in an embodiment of the present invention and the embodiment of display device
It is described in detail.
The embodiments of the invention provide a kind of display panel, as shown in figure 4, Fig. 4 is display provided in an embodiment of the present invention
The structural representation of panel, including：The upper substrate 01 and infrabasal plate 02 being oppositely arranged, at least one is bound to the one end of infrabasal plate 02
Driving chip IC, and positioned at infrabasal plate 02 towards the side of upper substrate 01 multiple organic light-emitting units arranged in arrays
03；Also include：Heating unit 04 and temperature detecting unit 05；Wherein,
As shown in figure 5, Fig. 5 is the regional extent schematic diagram of the first heating region provided in an embodiment of the present invention, infrabasal plate
02 one side for deviating from organic light-emitting units includes：First heating region H1, non-heated region F and binding area (not shown in Fig. 5)；
First heating region H1 is adjacent with binding area；
As shown in figure 4, the first heating region H1 and non-heated region F are provided with a temperature detecting unit 05；Temperature
Detection unit 05 is used to detect the first heating region H1 temperature and non-heated region F temperature, and testing result is output to
Heating unit 04；Heating unit 04 is located at the first heating region H1 and for the testing result according to temperature detecting unit 05, right
Display panel is heated；One end that area is located at infrabasal plate is bound, and for binding driving chip IC.
In above-mentioned display panel provided in an embodiment of the present invention, each organic light-emitting units include an OLED photophore
Part, as shown in fig. 6, the curve synoptic diagram that Fig. 6 varies with temperature for the luminous efficiency of luminescent device provided in an embodiment of the present invention,
The characteristics of luminescence of OLED luminescent devices is related to temperature, with the rise of temperature, carrier mobility increase, the behaviour of luminescent device
Make voltage reduction, luminosity is also reduced therewith.As shown in fig. 6, the luminosity that temperature raises 10 DEG C of luminescent devices has close
10% reduction.It therefore, it can reduce the display brightness of OLED display panel regional area by way of improving temperature.By
In OLED luminescent devices operating voltage with temperature raise and reduce, but OLED luminescent devices driving current with temperature
Rise and raise, as shown in fig. 7, Fig. 7 be luminescent device provided in an embodiment of the present invention driving current in fixed driving voltage
Under the curve synoptic diagram that varies with temperature, fixed voltage herein is 6V, and the light that OLED luminescent devices are sent includes red, green, blue
Three kinds of colors, therefore the luminosity of luminescent device is reduced by raising temperature, do not interfere with TFT in pixel-driving circuit and open
The saturation curve of pass, that is, do not interfere with the design of overall drive circuit.
Therefore, display panel provided in an embodiment of the present invention, passes through one end of the close binding driving chip on infrabasal plate
The first heating region heating unit is set, the non-heated region detected according to temperature detecting unit and the temperature of the first heating region
Result is spent, control heating unit is heated to the first heating region, can cause one close to driving chip on display panel
The temperature rise of first heating region at end, and then cause the display brightness reduction of the organic light-emitting units in the region, so as to carry
The homogeneity of the display brightness of high display panel.
In the specific implementation, in above-mentioned display panel provided in an embodiment of the present invention, heating unit can be specifically included：Really
Stator unit and heating subelement；Wherein,
Determination subelement is used for the testing result according to temperature detecting unit, determines the first heating region and non-heated region
Temperature difference be less than the first predetermined threshold value when, output the first control signal to heat subelement；Determine the first heating region with it is non-
When the temperature difference of heating region is more than the second predetermined threshold value, the second control signal of output to heating subelement；
Heating subelement is used for when receiving the first control signal, and display panel is heated；Receiving second
During control signal, stop heating display panel；
Wherein, the first predetermined threshold value is more than 0 and less than the second predetermined threshold value；First heating region and the temperature in non-heated region
Degree difference subtracts the temperature gap of the temperature in non-heated region for the temperature of the first heating region.
Specifically, in above-mentioned display panel provided in an embodiment of the present invention, heating unit can by determination subelement and
Subelement is heated to complete the heating to display panel regional area.Wherein, when determination subelement is according to temperature detection list
The testing result of member, can when determining that the temperature difference in the first heating region and non-heated region is less than such as 5 DEG C of the first predetermined threshold value
Display panel is heated with inputting the first control signal to heating subelement, and then heating subelement；Work as determination subelement
According to the testing result of temperature detecting unit, determine that the first heating region is more than the second default threshold with the temperature difference in non-heated region
When being worth such as 10 DEG C, the second control signal can be inputted to heating subelement, and then heats subelement stopping and heats display panel.
It can realize through the above way within a preset range, local heating is carried out to display panel, and reduction OLED display panel is local
The display brightness in region, with the homogeneity for the display brightness for improving display panel.
In the specific implementation, in above-mentioned display panel provided in an embodiment of the present invention, it can also include：Heat-insulated film layer；Every
Hotting mask layer is located at the one side that infrabasal plate deviates from organic light-emitting units, and heating unit and temperature detecting unit be located at infrabasal plate with every
Between hotting mask layer.Specifically, in above-mentioned display panel provided in an embodiment of the present invention, one layer of heat-insulated film layer can also be increased, should
Heat-insulated film layer is covered on heating unit and temperature detecting unit, for protecting heating unit and temperature detecting unit, and is reduced
The transmission of heat, reduces or avoids influence of the heating unit to OLED display panel other parts.
In the specific implementation, in above-mentioned display panel provided in an embodiment of the present invention, as shown in figure 5, the first heating region
H1 accounts for a quarter of the total length of infrabasal plate 02 in the first direction；Wherein, first direction in infrabasal plate institute in the plane and edge
The direction vertical with end where the binding area of infrabasal plate.Specifically, can be with above-mentioned display panel provided in an embodiment of the present invention
The scope of first heating region is set to a quarter of the arrow direction infrabasal plate total length along along Fig. 5, this first plus
Thermal region is close to binding area.Tested by 9 homogeneity of display panel, close to binding driving chip on display panel
One end three test point region display brightness it is higher, and by the first heating region be positioned close to bind driving chip
One end, and account for a quarter of display panel total length, three close to that one end of driving chip can be covers substantially
Test point, is targetedly heated to the region, can be effectively improved the problem of regional luminance is higher, improves display panel
Brightness homogeneity.In actual applications, the big of the first heating region can be adjusted flexibly according to display panel specification
It is small, do not limit herein.
Fig. 8 is the regional extent schematic diagram of the second heating region provided in an embodiment of the present invention.
In the specific implementation, in above-mentioned display panel provided in an embodiment of the present invention, as shown in figure 8, when display panel is
During large scale display panel, or three sides of display panel are when having bound driving chip, can extend heating region,
Being respectively provided with the second heating region, i.e. display panel in the adjacent both sides of the first heating region can also include：Second heating region
H2：Second heating region H2 is located at the one side that infrabasal plate 02 deviates from organic light-emitting units, and adjacent with binding area (Fig. 8 is not shown)
Both sides end regions.Specifically, the both sides end regions (i.e. the second heating region) account for the overall length of infrabasal plate in a second direction respectively
The a quarter of degree；Wherein, as shown in figure 8, second direction (arrow direction in Fig. 8) in infrabasal plate institute in the plane and edge
With holding capable direction level with both hands where the binding area of infrabasal plate.Tested by 9 homogeneity of display panel, on display panel
Three test point region display brightness close to one end of binding driving chip are higher, if three sides of display panel are equal
Binding has driving chip, then heating region can be expanded to three ends, forms the heating region of U-shaped.U-shaped
Heating region can improve three ends due to the display brightness that the driving chip of binding is caused it is higher the problem of；And first
It is set to account for a quarter of display panel total length with the length of the second heating region, can covers substantially and be driven close to each
Three test points of that one end of chip are moved, targetedly the region higher to display brightness is heated, and can be effectively improved office
The problem of portion's regional luminance is higher, improves the brightness homogeneity of display panel.Or when display panel is large scale display panel
When, it is adjacent with this end on display panel in addition to there is the problem of display brightness is higher close to one end of binding driving chip
The problem of two side ends also occur same, it can increase by the second heating region to improve the problem of regional area brightness is higher, carry
The brightness homogeneity of high display panel.It should be noted that in practical application, the first heating region and the second heating region can
To select to set according to actual needs, the scope of heating region can also according to actual needs be adjusted accordingly, do not done herein
Limit.
In the specific implementation, in above-mentioned display panel provided in an embodiment of the present invention, for detecting that heating region adds with non-
The temperature detecting unit of the temperature of thermal region, can be arranged on the central area in respective region.Specifically, due to heating region with
The temperature at the center in non-heated region is characterized more accurately for the temperature in respective region, and can characterize the temperature in current each region
Degree situation, therefore temperature detecting unit is arranged on to the center in respective region, the temperature in each region of detection can more be represented each
The temperature levels in region, so that more accurate temperature detection result is provided for heating unit, so that heating unit can be adjusted accordingly
The temperature of whole heating region, improves the display brightness homogeneity of display panel.Wherein, temperature can be included in temperature detecting unit
Sensor, the temperature to detect each region, and temperature transition is passed into heating unit for corresponding data-signal.
Based on same inventive concept, provided the embodiments of the invention provide a kind of display device, including the embodiment of the present invention
Above-mentioned display panel.The display device can apply to mobile phone, panel computer, television set, display, notebook computer, number
Any product or part with display function such as code-phase frame, navigator.Due to the display device solve problem principle with it is upper
State that display panel is similar, therefore the implementation of the display device may refer to the implementation of above-mentioned display panel, repeats part and no longer goes to live in the household of one's in-laws on getting married
State.
The embodiments of the invention provide a kind of display panel and display device, the display panel includes：What is be oppositely arranged is upper
Substrate and infrabasal plate, at least one is bound to the driving chip of infrabasal plate one end, and positioned at infrabasal plate towards upper substrate side
Multiple organic light-emitting units arranged in arrays；Also include：Heating unit and temperature detecting unit；Wherein, infrabasal plate deviates from
The one side of organic light-emitting units includes：First heating region, non-heated region and binding area；First heating region and binding area's phase
It is adjacent；First heating region and non-heated region are provided with a temperature detecting unit；Temperature detecting unit is used to detect first
The temperature of heating region and the temperature in non-heated region, and testing result is output to heating unit；Heating unit is located at first
Heating region and for according to the testing result of temperature detecting unit, being heated to display panel；Bind area and be located at infrabasal plate
One end, and for binding driving chip.
Specifically, due to the OLED luminescent devices in organic light-emitting units, with the rise of temperature, luminosity is reduced,
Therefore the present invention sets heating unit by the first heating region close to one end of binding driving chip on infrabasal plate, according to
The non-heated region of temperature detecting unit detection and the temperature results of the first heating region, control heating unit is to the first heating zone
Heated in domain so that the temperature of the first heating region on display panel close to one end of driving chip is raised, and then is caused
The display brightness reduction of the organic light-emitting units in the region, so as to improve the homogeneity of the display brightness of display panel.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and modification of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of display panel, including：The upper substrate and infrabasal plate being oppositely arranged, at least one is bound to described infrabasal plate one end
Driving chip, and positioned at the infrabasal plate towards the upper substrate side multiple organic light emission lists arranged in arrays
Member；Characterized in that, also including：Heating unit and temperature detecting unit；Wherein,
The infrabasal plate includes away from the one side of the organic light-emitting units：First heating region, non-heated region and binding area；
First heating region is adjacent with the binding area；
First heating region and the non-heated region are provided with a temperature detecting unit；The temperature detection
Unit is used to detect the temperature of first heating region and the temperature in the non-heated region, and testing result is output into institute
State heating unit；
The heating unit is located at first heating region and for the testing result according to the temperature detecting unit, to institute
Display panel is stated to be heated；
The binding area is located at one end of the infrabasal plate, and for binding the driving chip.
2. display panel as claimed in claim 1, it is characterised in that the heating unit, is specifically included：Determination subelement and
Heat subelement；Wherein,
The determination subelement is used for the testing result according to the temperature detecting unit, determines first heating region and institute
When the temperature difference for stating non-heated region is less than the first predetermined threshold value, the first control signal of output to the heating subelement；It is determined that
When first heating region and the temperature difference in the non-heated region are more than the second predetermined threshold value, the second control signal of output is arrived
The heating subelement；
The heating subelement is used for when receiving first control signal, and the display panel is heated；Connecing
When receiving second control signal, stop the heating display panel；
Wherein, first predetermined threshold value is more than 0 and less than second predetermined threshold value；First heating region with it is described non-
The temperature difference of heating region subtracts the temperature gap of the temperature in the non-heated region for the temperature of first heating region.
3. display panel as claimed in claim 2, it is characterised in that first predetermined threshold value is 5 DEG C, described second presets
Threshold value is 10 DEG C.
4. the display panel as described in claim any one of 1-3, it is characterised in that also include：Heat-insulated film layer；
The heat-insulated film layer be located at the infrabasal plate deviate from the organic light-emitting units one side, and the heating unit with it is described
Temperature detecting unit is located between the infrabasal plate and the heat-insulated film layer.
5. display panel as claimed in claim 1, it is characterised in that first heating region accounts for the infrabasal plate along first
The a quarter of the total length in direction；Wherein, the first direction the infrabasal plate institute in the plane and along with the lower base
The vertical direction in end where the binding area of plate.
6. display panel as claimed in claim 1, it is characterised in that also include：Second heating region：
Second heating region is located at the one side that the infrabasal plate deviates from the organic light-emitting units, and positioned at binding area's phase
Adjacent both sides end regions.
7. display panel as claimed in claim 6, it is characterised in that the both sides end regions account for the infrabasal plate along respectively
The a quarter of the total length in two directions；Wherein, the second direction the infrabasal plate institute in the plane and along with it is described under
Hold capable direction level with both hands where the binding area of substrate.
8. display panel as claimed in claim 1, it is characterised in that the temperature detecting unit is located at the heating zone respectively
The central area in domain and the non-heated region.
9. display panel as claimed in claim 1, it is characterised in that the temperature detecting unit includes temperature sensor.
10. a kind of display device, it is characterised in that including the display panel as described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710122985.9A CN106952935B (en) | 2017-03-03 | 2017-03-03 | A kind of display panel and display device |
Applications Claiming Priority (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108615A (en) * | 2019-04-13 | 2019-08-09 | 北京润宏技术检测有限公司 | A kind of infiltration gradient testing machine and its experimental control method for coarse-grained soil |
| CN115294888A (en) * | 2022-08-29 | 2022-11-04 | 京东方科技集团股份有限公司 | Display module and display device |
| CN116704883A (en) * | 2022-11-18 | 2023-09-05 | 荣耀终端有限公司 | Electronic equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110063282A1 (en) * | 2009-09-14 | 2011-03-17 | Jae-Ho Yoo | Organic light emitting diode display device and method of driving the same |
| JP2013105570A (en) * | 2011-11-11 | 2013-05-30 | Panasonic Corp | Display device and manufacturing method of display device |
| CN103926723A (en) * | 2013-01-28 | 2014-07-16 | 厦门天马微电子有限公司 | Liquid crystal display panel and manufacturing method thereof |
-
2017
- 2017-03-03 CN CN201710122985.9A patent/CN106952935B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110063282A1 (en) * | 2009-09-14 | 2011-03-17 | Jae-Ho Yoo | Organic light emitting diode display device and method of driving the same |
| JP2013105570A (en) * | 2011-11-11 | 2013-05-30 | Panasonic Corp | Display device and manufacturing method of display device |
| CN103926723A (en) * | 2013-01-28 | 2014-07-16 | 厦门天马微电子有限公司 | Liquid crystal display panel and manufacturing method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108615A (en) * | 2019-04-13 | 2019-08-09 | 北京润宏技术检测有限公司 | A kind of infiltration gradient testing machine and its experimental control method for coarse-grained soil |
| CN115294888A (en) * | 2022-08-29 | 2022-11-04 | 京东方科技集团股份有限公司 | Display module and display device |
| CN116704883A (en) * | 2022-11-18 | 2023-09-05 | 荣耀终端有限公司 | Electronic equipment |
| CN116704883B (en) * | 2022-11-18 | 2024-05-28 | 荣耀终端有限公司 | Electronic equipment |
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| CN106952935B (en) | 2019-10-22 |
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