CN111028760A - Display panel and driving method thereof - Google Patents
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- CN111028760A CN111028760A CN201911369137.3A CN201911369137A CN111028760A CN 111028760 A CN111028760 A CN 111028760A CN 201911369137 A CN201911369137 A CN 201911369137A CN 111028760 A CN111028760 A CN 111028760A
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- display panel
- sensing circuit
- driving control
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The present application provides a display panel and a driving method thereof, the display panel including: the display device comprises a substrate, a display area and a non-display area, wherein the non-display area is positioned around the display area; a plurality of pixel unit rows arranged on the display area; a plurality of driving control units disposed on the non-display area; a plurality of sensing circuit unit, set up in on the non-display area, every sensing circuit unit is connected with the drive control unit electricity that corresponds, and when display panel was in fold condition, the sensing circuit unit control that is divided into the pixel cell row in the display area of hidden area and corresponds drive control unit is in the second operating condition, so that the pixel cell row does not give out light to make display panel when taking place to fold, the display panel that is located folding hidden area is in non-operating condition, has reduced display panel's consumption, prolongs luminescent device's among the display panel life-span.
Description
Technical Field
The present disclosure relates to display technologies, and particularly to a display panel and a driving method thereof.
Background
With the rapid development of communication and supporting technologies, the flexible display panel develops rapidly, and can obtain various forms according to the bending state.
However, when the foldable display panel in the prior art is folded inwards, the display panel bent inside is still in a working state, and the power consumption of the display panel is too large, so that the service life of a light emitting device in the display panel is relatively low.
Disclosure of Invention
The application provides a display panel and a driving method thereof, which effectively solve the problem that when the display panel is folded, the display panel with an internal bent part is still in a working state, so that the power consumption of the display panel is overlarge, and further prolong the service life of a light-emitting device in the display panel.
In order to solve the above problem, an embodiment of the present application provides a display panel, including:
the display device comprises a substrate, a display area and a non-display area, wherein the non-display area is positioned around the display area;
a plurality of pixel unit rows disposed on the display area;
the driving control units are arranged on the non-display area in a cascading mode, each driving control unit is electrically connected with the corresponding pixel unit row, when the driving control units are in a first working state, the driving control units control the pixel unit rows to emit light, and when the driving control units are in a second working state, the driving control units control the pixel unit rows not to emit light;
the sensing circuit units are arranged on the non-display area, and each sensing circuit unit is electrically connected with the corresponding drive control unit;
when the display panel is in a folded state, the display area is divided into a non-hidden area and a hidden area, the non-hidden area is located, the pixel unit row is electrically connected with the sensing circuit unit, the sensing circuit unit controls to correspond to the driving control unit, the driving control unit is in a first working state, the sensing circuit unit row is electrically connected with the pixel unit, the sensing circuit unit controls to correspond to the driving control unit, and the driving control unit is in a second working state.
The display panel further comprises a plurality of starting circuit units, and each starting circuit unit is electrically connected with the corresponding sensing circuit unit;
when display panel is in fold condition, be located non-hidden area pixel unit row electricity is connected initial circuit unit with the sensing circuit unit all exports first preset voltage, so that correspond drive control unit is in first operating condition, is located hidden area pixel unit row electricity is connected initial circuit unit with the sensing circuit unit all exports the second and predetermines voltage, so that correspond drive control unit is in the second operating condition, first preset voltage is less than the second is predetermine voltage.
The display panel further comprises an inner folding shaft and an outer folding shaft, the inner folding shaft and the outer folding shaft are used for enabling the display panel to be folded inwards and outwards, the rows of the pixel units are arranged along a first preset direction, the inner folding shaft and the outer folding shaft are arranged along a second preset direction at intervals, and the first preset direction and the second preset direction are perpendicular to each other.
The plurality of driving control units are arranged in a cascade mode along the first preset direction.
Wherein, when the display panel is in a folded state, a display area between an edge of the substrate near the outer folding axis and the outer folding axis is divided into non-hidden areas, and the remaining display area is divided into hidden areas.
The inner folding shaft comprises a first inner folding shaft and a second inner folding shaft, the first inner folding shaft and the second inner folding shaft are arranged at intervals along the second preset direction, and the first inner folding shaft is positioned between the second inner folding shaft and the outer folding shaft.
Wherein, the distance from the first inner folding shaft to the outer folding shaft is a first distance, the distance from the first inner folding shaft to the second inner folding shaft is a second distance, and the first distance is smaller than the second distance.
In order to solve the above problem, an embodiment of the present application further provides a driving method of a display panel, where the driving method includes:
detecting whether the display panel is in a folded state;
if yes, the pixel unit row located in the non-hidden area is used as a target pixel unit row; the sensing circuit units electrically connected with the target pixel unit row control the corresponding driving control unit to be in a first working state, and the sensing circuit units electrically connected with the rest pixel unit rows control the corresponding driving control unit to be in a second working state;
if not, the corresponding driving control unit is controlled to be in a first working state through the sensing circuit unit which is electrically connected with the pixel unit row in the display area.
The step of controlling the corresponding driving control units to be in the second working state by the sensing circuit units electrically connected to the remaining pixel unit rows includes:
the sensing circuit unit and the starting circuit unit which are electrically connected with the target pixel unit row are controlled to output a first preset voltage, so that the corresponding driving control unit is in a first working state;
and the sensing circuit units and the starting circuit units which control the rest of the pixel unit rows to be electrically connected output second preset voltage so as to enable the corresponding driving control units to be in a second working state.
In order to solve the above problem, an embodiment of the present application further provides a mobile terminal, where the mobile terminal includes a terminal main body and the display panel described in any one of the above.
The beneficial effect of this application does: different from the prior art, the display panel provided by the invention is provided with a plurality of sensing circuit units which are respectively electrically connected with the corresponding driving control units, and when the display panel is in a folded state, the sensing circuit units corresponding to the pixel unit rows in the display area divided into the hidden area control the corresponding driving control units to be in a second working state so as to enable the pixel unit rows not to emit light, so that when the display panel is folded, the display panel in the folded hidden area is in a non-working state, the power consumption of the display panel is reduced, and the service life of a light-emitting device in the display panel is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a display panel according to an embodiment of the present disclosure;
fig. 2 is another schematic structural diagram of a display panel according to an embodiment of the present disclosure;
fig. 3 is another schematic structural diagram of a display panel according to an embodiment of the present disclosure;
fig. 4 is a schematic flowchart of a driving method of a display panel according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a mobile terminal according to an embodiment of the present application.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be noted that the following examples are only illustrative of the present application, and do not limit the scope of the present application. Likewise, the following examples are only some examples and not all examples of the present application, and all other examples obtained by a person of ordinary skill in the art without any inventive step are within the scope of the present application.
With the rapid development of communication and supporting technologies, the flexible display panel develops rapidly, can obtain various forms according to the bending state, and when the folding display panel is folded inwards, the display panel bent inside is still in a working state, so that the power consumption of the display panel is too large, and the service life of a light-emitting device in the display panel is further shortened. In order to solve the technical problem, the technical scheme adopted by the application is to provide the display panel, so that the problem that the power consumption of the display panel is too large due to the fact that the display panel which is bent inside is still in a working state when the display panel is folded is effectively solved, and the service life of a light-emitting device in the display panel is prolonged. The present application is described in detail below with reference to the attached figures.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a display panel provided in an embodiment of the present application, and components of the present invention and relative position relationships of the components can be visually seen from the diagram. As shown in fig. 1, the display panel 10 includes: a substrate 11 including a display region (not shown) and a non-display region (not shown) around the display region; a plurality of pixel unit rows 12 disposed on the display area; a plurality of driving control units 13 arranged in cascade on the non-display region, each driving control unit 13 being electrically connected to a corresponding pixel unit row 12; and a plurality of sensing circuit units 14 disposed on the non-display region, each sensing circuit unit 14 being electrically connected to a corresponding driving control unit 13.
When the display panel 10 is in the folded state, the display area is divided into a non-hidden area (not shown) and a hidden area (not shown), and at this time, the sensing circuit units 14 electrically connected to the pixel unit rows 12 in the non-hidden area control the corresponding driving control units 13 to be in the first working state, so that the pixel unit rows 12 electrically connected to the corresponding driving control units are illuminated, and the sensing circuit units 14 electrically connected to the pixel unit rows 12 in the hidden area control the corresponding driving control units 13 to be in the second working state, so that the pixel unit rows 12 electrically connected to the corresponding driving control units are not illuminated.
Further, please refer to fig. 2, fig. 2 is another schematic structural diagram of the display panel according to the embodiment of the present application, and the components and the relative position relationship of the components can be visually seen from the diagram. As shown in fig. 2, the display panel 10 further includes a plurality of start circuit units 15, and each start circuit unit 15 is electrically connected to a corresponding sensing circuit unit 14.
When the display panel 10 is in a folded state, the start circuit unit 15 and the sensing circuit unit 14 electrically connected to the pixel unit row 12 in the non-hidden area both output a first preset voltage to enable the corresponding driving control unit 13 to be in a first working state, and the start circuit unit 15 and the sensing circuit unit 14 electrically connected to the pixel unit row 12 in the hidden area both output a second preset voltage to enable the corresponding driving control unit 13 to be in a second working state, wherein the first preset voltage is smaller than the second preset voltage.
In one embodiment, the first preset voltage is a low level voltage, when the display panel is in a folded state, the start circuit unit 15 and the sensing circuit unit 14 electrically connected to the pixel unit row 12 of the non-hidden area both output low voltages, so that the corresponding driving control unit 13 is in a first working state, the driving control unit 13 outputs a signal to make the corresponding pixel unit row 12 emit light, the driving control unit 13 electrically connected to the pixel unit row 12 of the hidden area is in a second working state, and the driving control unit 13 outputs a signal to make the corresponding pixel unit row 12 not emit light.
In another specific embodiment, the first preset voltage is a high level voltage, when the display panel is in a folded state, the start circuit unit 15 and the sensing circuit unit 14 electrically connected to the pixel unit row 12 of the non-hidden area both output high voltages, so that the corresponding driving control unit 13 is in a first working state, the signal output by the driving control unit 13 causes the corresponding pixel unit row 12 to emit light, the driving control unit 13 electrically connected to the pixel unit row 12 of the hidden area is in a second working state, and the signal output by the driving control unit 13 causes the corresponding pixel unit row 12 not to emit light.
Further, referring to fig. 2, as shown in fig. 2, the display panel 10 further includes an inner folding shaft 16 and an outer folding shaft 17 for enabling the display panel 10 to be folded inwardly and outwardly, the plurality of pixel unit rows 12 are arranged along a first predetermined direction (not shown), the plurality of driving control units 13 are arranged in a cascade manner along the first predetermined direction, the inner folding shaft 16 and the outer folding shaft 17 are arranged at intervals along a second predetermined direction (not shown), and the first predetermined direction and the second predetermined direction are perpendicular to each other.
Specifically, when the display panel 10 is in the folded state, a display area between the edge of the substrate near the outer folding axis 17 and the outer folding axis 17 is divided into non-hidden areas, and the remaining display area is divided into hidden areas.
Further, please refer to fig. 3, fig. 3 is another schematic structural diagram of the display panel according to the embodiment of the present application, and the components and the relative position relationship of the components can be visually seen from the diagram. As shown in fig. 3, the inner folding shaft 16 includes a first inner folding shaft 161 and a second inner folding shaft 162, the first inner folding shaft 161 and the second inner folding shaft 162 are spaced apart in the second predetermined direction, and the first inner folding shaft 161 is located between the second inner folding shaft 162 and the outer folding shaft 17.
Specifically, the distance from the first inner folding axis 161 to the outer folding axis 17 is a first distance, and the distance from the first inner folding axis 161 to the second inner folding axis 162 is a second distance, wherein the first distance is smaller than the second distance.
In a specific embodiment, the display panel 10 includes a first outer folding axis (not shown) and a second outer folding axis (not shown), the display area between the first outer folding axis and the second outer folding axis is divided into non-hidden areas, and the remaining display area is divided into hidden areas.
Different from the prior art, the display panel provided by the invention is provided with a plurality of sensing circuit units which are respectively electrically connected with the corresponding driving control units, and when the display panel is in a folded state, the sensing circuit units corresponding to the pixel unit rows in the display area divided into the hidden area control the corresponding driving control units to be in a second working state so as to enable the pixel unit rows not to emit light, so that when the display panel is folded, the display panel in the folded hidden area is in a non-working state, the power consumption of the display panel is reduced, and the service life of a light-emitting device in the display panel is prolonged.
Referring to fig. 4, fig. 5 is a flowchart illustrating a driving method of a display panel according to an embodiment of the present disclosure. The driving method of the display panel is applied to the display panel of any one of the embodiments, and specifically includes the following steps:
s41: detecting whether the display panel is in a folded state;
s421: if yes, the pixel unit row located in the non-hidden area is used as a target pixel unit row, the corresponding driving control unit is controlled to be in a first working state through the sensing circuit units electrically connected with the target pixel unit row, and the corresponding driving control unit is controlled to be in a second working state through the sensing circuit units electrically connected with the rest pixel unit rows;
s422: and if not, controlling the corresponding driving control unit to be in a first working state through the sensing circuit unit which is electrically connected with the pixel unit row in the display area.
Specifically, the step of "controlling the corresponding driving control unit to be in the first working state through the sensing circuit units electrically connected to the target pixel unit row, and controlling the corresponding driving control unit to be in the second working state through the sensing circuit units electrically connected to the remaining pixel unit rows" specifically includes:
the sensing circuit unit and the starting circuit unit which are electrically connected with the target pixel unit row are controlled to output a first preset voltage so as to enable the corresponding driving control unit to be in a first working state;
and the sensing circuit unit and the starting circuit unit which control the electrical connection of the rest pixel unit rows output a second preset voltage so as to enable the corresponding driving control units to be in a second working state.
Different from the prior art, the display panel provided by the invention is provided with a plurality of sensing circuit units which are respectively electrically connected with the corresponding driving control units, and when the display panel is in a folded state, the sensing circuit units corresponding to the pixel unit rows in the display area divided into the hidden area control the corresponding driving control units to be in a second working state so as to enable the pixel unit rows not to emit light, so that when the display panel is folded, the display panel in the folded hidden area is in a non-working state, the power consumption of the display panel is reduced, and the service life of a light-emitting device in the display panel is prolonged.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a mobile terminal according to an embodiment of the present disclosure, in which components of the present disclosure and relative position relationships of the components can be seen visually. As shown in fig. 4, the mobile terminal 50 includes a terminal body 51 and the display panel 10 of any of the above embodiments.
Different from the prior art, the display panel provided by the invention is provided with a plurality of sensing circuit units which are respectively electrically connected with the corresponding driving control units, and when the display panel is in a folded state, the sensing circuit units corresponding to the pixel unit rows in the display area divided into the hidden area control the corresponding driving control units to be in a second working state so as to enable the pixel unit rows not to emit light, so that when the display panel is folded, the display panel in the folded hidden area is in a non-working state, the power consumption of the display panel is reduced, and the service life of a light-emitting device in the display panel is prolonged.
In addition to the above embodiments, other embodiments are also possible. All technical solutions formed by using equivalents or equivalent substitutions fall within the protection scope of the claims of the present application.
In summary, although the present application has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present application, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, so that the scope of the present application shall be determined by the appended claims.
Claims (10)
1. A display panel, comprising:
the display device comprises a substrate, a display area and a non-display area, wherein the non-display area is positioned around the display area;
a plurality of pixel unit rows disposed on the display area;
the driving control units are arranged on the non-display area in a cascading mode, each driving control unit is electrically connected with the corresponding pixel unit row, when the driving control units are in a first working state, the driving control units control the pixel unit rows to emit light, and when the driving control units are in a second working state, the driving control units control the pixel unit rows not to emit light;
the sensing circuit units are arranged on the non-display area, and each sensing circuit unit is electrically connected with the corresponding drive control unit;
when the display panel is in a folded state, the display area is divided into a non-hidden area and a hidden area, the non-hidden area is located, the pixel unit row is electrically connected with the sensing circuit unit, the sensing circuit unit controls to correspond to the driving control unit, the driving control unit is in a first working state, the sensing circuit unit row is electrically connected with the pixel unit, the sensing circuit unit controls to correspond to the driving control unit, and the driving control unit is in a second working state.
2. The display panel according to claim 1, wherein the display panel further comprises a plurality of start circuit units, each of which is electrically connected to a corresponding one of the sensing circuit units;
when display panel is in fold condition, be located non-hidden area pixel unit row electricity is connected initial circuit unit with the sensing circuit unit all exports first preset voltage, so that correspond drive control unit is in first operating condition, is located hidden area pixel unit row electricity is connected initial circuit unit with the sensing circuit unit all exports the second and predetermines voltage, so that correspond drive control unit is in the second operating condition, first preset voltage is less than the second is predetermine voltage.
3. The display panel of claim 1, wherein the display panel further comprises an inner folding axis and an outer folding axis for performing inner folding and outer folding of the display panel, the plurality of pixel unit rows are arranged along a first preset direction, the inner folding axis and the outer folding axis are spaced along a second preset direction, and the first preset direction and the second preset direction are perpendicular to each other.
4. The display panel according to claim 3, wherein the plurality of driving control units are arranged in cascade in the first preset direction.
5. A display panel as claimed in claim 3 wherein when the display panel is in a folded state, a display area between an edge of the substrate near the outer folding axis and the outer folding axis is divided into non-hidden areas and the remaining display area is divided into hidden areas.
6. The display panel of claim 3, wherein the inner folding axis comprises a first inner folding axis and a second inner folding axis, the first inner folding axis and the second inner folding axis are spaced apart along the second preset direction, and the first inner folding axis is located between the second inner folding axis and the outer folding axis.
7. The display panel of claim 6, wherein the first inner folding axis is a first distance from the outer folding axis, wherein the first inner folding axis is a second distance from the second inner folding axis, and wherein the first distance is less than the second distance.
8. A driving method of a display panel applied to the display panel according to claim 1, the driving method comprising:
detecting whether the display panel is in a folded state;
if yes, the pixel unit row located in the non-hidden area is used as a target pixel unit row; the sensing circuit units electrically connected with the target pixel unit row control the corresponding driving control unit to be in a first working state, and the sensing circuit units electrically connected with the rest pixel unit rows control the corresponding driving control unit to be in a second working state;
if not, the corresponding driving control unit is controlled to be in a first working state through the sensing circuit unit which is electrically connected with the pixel unit row in the display area.
9. The driving method according to claim 8, wherein the display panel further includes a plurality of start circuit units, each of the start circuit units is electrically connected to a corresponding one of the sensing circuit units, the sensing circuit units electrically connected through the target pixel unit row control the corresponding driving control unit to be in a first operating state, and the sensing circuit units electrically connected through the remaining pixel unit rows control the corresponding driving control unit to be in a second operating state, specifically including:
the sensing circuit unit and the starting circuit unit which are electrically connected with the target pixel unit row are controlled to output a first preset voltage, so that the corresponding driving control unit is in a first working state;
and the sensing circuit units and the starting circuit units which control the rest of the pixel unit rows to be electrically connected output second preset voltage so as to enable the corresponding driving control units to be in a second working state.
10. A mobile terminal, characterized in that it comprises a terminal body and a display panel according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911369137.3A CN111028760B (en) | 2019-12-26 | 2019-12-26 | Display panel and driving method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911369137.3A CN111028760B (en) | 2019-12-26 | 2019-12-26 | Display panel and driving method thereof |
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| CN111028760A true CN111028760A (en) | 2020-04-17 |
| CN111028760B CN111028760B (en) | 2022-08-23 |
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| CN201911369137.3A Active CN111028760B (en) | 2019-12-26 | 2019-12-26 | Display panel and driving method thereof |
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| US20050107140A1 (en) * | 2003-09-09 | 2005-05-19 | Hak Su Kim | Folder type mobile terminal using organic electroluminescent panel and display method thereof |
| US20150035777A1 (en) * | 2013-08-02 | 2015-02-05 | Semiconductor Energy Laboratory Co., Ltd. | Display device |
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| CN111028760B (en) | 2022-08-23 |
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