CN107731158A - Display device and its driving method - Google Patents
Display device and its driving method Download PDFInfo
- Publication number
- CN107731158A CN107731158A CN201711049533.9A CN201711049533A CN107731158A CN 107731158 A CN107731158 A CN 107731158A CN 201711049533 A CN201711049533 A CN 201711049533A CN 107731158 A CN107731158 A CN 107731158A
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- CN
- China
- Prior art keywords
- display panel
- detection means
- display device
- wrapping range
- spool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of display device and its driving method.The display device includes：Spool, display panel, detection means, microprocessing unit and time schedule controller, the detection means are arranged on the display panel；The spool, for winding the display panel；The detection means, for detecting winding position information in display panel described in the reel wound；The microprocessing unit, for generating wrapping range according to the winding position information；The time schedule controller, for input signal corresponding to the wrapping range to be arranged into preset signals；The display panel, for making the wrapping range be shown as blank screen according to the preset signals.Present invention reduces the power consumption of display device.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display device and its driving method.
Background technology
Scroll Flexible Displays are a kind of most representational OLED Display Techniques.By the OLED display screen of flexible
Sensitive paper is equally wrapped on spool, is pulled open according to the needs of display or the screen is retracted.Without using when OLED
Display screen is only a spool, is convenient for carrying.
But in the prior art, when when part, OLED display screen is wrapped on spool, whole OLED display screen is in a little
Bright state, so as to improve the power consumption of OLED display screen.
The content of the invention
The present invention provides a kind of display device and its driving method, for reducing the power consumption of display device.
To achieve the above object, the invention provides a kind of display device, including：Spool, display panel, detection means,
Microprocessing unit and time schedule controller, the detection means are arranged on the display panel；
The spool, for winding the display panel；
The detection means, for detecting winding position information in display panel described in the reel wound；
The microprocessing unit, for generating wrapping range according to the winding position information；
The time schedule controller, for input signal corresponding to the wrapping range to be arranged into preset signals；
The display panel, for making the wrapping range be shown as blank screen according to the preset signals.
Alternatively, the spool is used to wind the display panel along direction where the grid line of the display panel；
Input signal corresponding to the wrapping range is the data-signal of the data wire in the wrapping range.
Alternatively, an edge where the detection means is arranged at the grid line of the display panel on direction.
Alternatively, the spool is used to wind the display panel along direction where the data wire of the display panel；
Data-signal corresponding to the wrapping range is the gate line signals of the grid line in the wrapping range.
Alternatively, an edge where the detection means is arranged at the data wire of the display panel on direction.
Alternatively, the detection means is shaped as strip.
Alternatively, the detection means is infrared inductor.
Alternatively, the microprocessing unit is located on the shell of the spool.
Alternatively, the time schedule controller is located on the shell of the spool.
To achieve the above object, the invention provides a kind of driving method of display device, the display device to include volume
Axle, display panel, detection means, microprocessing unit and time schedule controller, the detection means are arranged on the display panel；
Methods described includes：
The detection means detects winding position information in display panel described in the reel wound；
The microprocessing unit generates wrapping range according to the winding position information；
Input signal corresponding to the wrapping range is arranged to preset signals by the time schedule controller；
The display panel makes the wrapping range be shown as blank screen according to the preset signals.
The invention has the advantages that：
In display device provided by the invention and its technical scheme of driving method, detection means is in reel wound display surface
Winding position information is detected during plate, microprocessing unit generates wrapping range according to winding position information, and time schedule controller will be rolled up
Preset signals are arranged to around input signal corresponding to region, display panel makes wrapping range be shown as blank screen according to preset signals,
So as to reduce the power consumption of display device.
Brief description of the drawings
Fig. 1 is a kind of structural representation for display device that the embodiment of the present invention one provides；
Fig. 2 is a kind of structural representation for display device that the embodiment of the present invention two provides；
Fig. 3 is a kind of flow chart of the driving method for display device that the embodiment of the present invention three provides.
Embodiment
To make those skilled in the art more fully understand technical scheme, the present invention is carried below in conjunction with the accompanying drawings
The display device and its driving method of confession are described in detail.
Fig. 1 is a kind of structural representation for display device that the embodiment of the present invention one provides, as shown in figure 1, the display fills
Put including：Spool 1, display panel 2, detection means 3, microprocessing unit (Microcontroller Unit, abbreviation MCU) 4 Hes
Time schedule controller (Timer Control Register, abbreviation TCON) 5, detection means 3 is arranged on display panel 2.
Spool 1 is used to wind display panel 2.Detection means 3 is used to detect to wind when spool 1 winds display panel 2
Positional information.Microprocessing unit 4 is used to generate wrapping range according to winding position information.Time schedule controller 5 is used for winding area
Input signal is arranged to preset signals corresponding to domain.Display panel 2 is used to make wrapping range be shown as blank screen according to preset signals.
In the present embodiment, display device is Scroll display device, then display panel 2 is flexible display panels, it is preferable that
Display panel 2 is flexible OLED display panel.Display panel 2 includes grid line and data wire, and grid line and data wire are arranged in a crossed manner, figure
Direction where data wire is longitudinal direction in 1, and direction where grid line is laterally.One along direction where data wire of display panel 2
Edge is arranged on spool 1.When spool 1 is wound to display panel 2, display panel 2 includes wrapping range and viewing area
Domain 21, wherein, wrapping range is the part for being entered spool 1 by winding of display panel 2, therefore wrapping range is located in spool 1.
In the present embodiment, spool 1 is used to wind display panel 2 along direction where the grid line of display panel 2.As shown in figure 1,
Spool 1 can wind display panel 2 since the left side of display panel 2.
In the present embodiment, an edge where detection means 3 is arranged at the grid line of display panel 2 on direction.Such as Fig. 1 institutes
To show, detection means 3 is arranged at the top edge of display panel 2, or, detection means 3 may also be disposed on the lower edge of display panel 2
(such a situation is not drawn specifically).Preferably, detection means 3 is shaped as strip.Preferably, detection means 3 is infrared induction
Device.The set location and shape of detection means 3 in the present embodiment, ensure that the display of display panel 2 is unaffected.In spool 1
When winding display panel 2, detection means 3 can detect that winding position information, and the winding position information is coordinate information, for example,
If direction where grid line is arranged to be arranged to longitudinal direction laterally and by direction where data wire, coordinate information is abscissa,
The position in the upper left corner of display panel 2 is arranged to origin when spool 1 can not wound when setting coordinate system.
The corresponding pass between winding position information and wrapping range can be pre-set in the present embodiment, in microprocessing unit 4
System.Microprocessing unit 4 can inquire and winding position information according to the corresponding relation between winding position information and wrapping range
Corresponding wrapping range.In other words, after microprocessing unit 4 knows the coordinate information of winding, you can inquire in display panel 2
There is great region to be wound by spool 1.Preferably, microprocessing unit 4 is located on the shell of spool 1.
In the present embodiment, input signal corresponding to wrapping range is the data-signal of the data wire in wrapping range.Winding
Region is a part for display panel, then wrapping range also includes segment data line.Therefore when time schedule controller 5 knows winding area
Know which data wire is wound during domain.The data-signal of data wire in wrapping range is arranged to pre- by time schedule controller 5
If signal, for example, preset signals are 0.Then, data wire output of the time schedule controller 5 into the wrapping range of display panel 2 should
Preset signals.Preferably, time schedule controller 5 is located on the shell of spool 1.
In the present embodiment, display panel 2 can be shown according to the data-signal that time schedule controller 5 exports.Therefore show
The data wire of wrapping range can receive corresponding preset signals in panel 2 so that display panel 2 is realized makes volume according to preset signals
Blank screen is shown as around region.The blank screen that is shown as in the present embodiment can be regarded as wrapping range not display picture.
In the display device that the present embodiment provides, detection means detects that winding position is believed in reel wound display panel
Breath, microprocessing unit generate wrapping range according to winding position information, and time schedule controller is by input signal corresponding to wrapping range
Preset signals are arranged to, display panel makes wrapping range be shown as blank screen according to preset signals, so as to reduce display device
Power consumption.
Fig. 2 is a kind of structural representation for display device that the embodiment of the present invention two provides, as shown in Fig. 2 the display fills
Put including：Spool 1, display panel 2, detection means 3, microprocessing unit 4 and time schedule controller 5, detection means 3 are arranged at display
On panel 2.
Spool 1 is used to wind display panel 2.Detection means 3 is used to detect to wind when spool 1 winds display panel 2
Positional information.Microprocessing unit 4 is used to generate wrapping range according to winding position information.Time schedule controller 5 is used for winding area
Input signal is arranged to preset signals corresponding to domain.Display panel 2 is used to make wrapping range be shown as blank screen according to preset signals.
The blank screen that is shown as in the present embodiment can be regarded as wrapping range not display picture.
In the present embodiment, display device is Scroll display device, then display panel 2 is flexible display panels, it is preferable that
Display panel 2 is flexible OLED display panel.Display panel 2 includes grid line and data wire, and grid line and data wire are arranged in a crossed manner, figure
Direction where data wire is longitudinal direction in 2, and direction where grid line is laterally.A side along direction where grid line for display panel 2
Edge is arranged on spool 1.When spool 1 is wound to display panel 2, display panel 2 includes wrapping range and viewing area
21, wherein, wrapping range is the part for being entered spool 1 by winding of display panel 2, therefore wrapping range is located in spool 1.
In the present embodiment, spool 1 is used to wind display panel 2 along direction where the data wire of display panel 2.Such as Fig. 2 institutes
Show, spool 1 can wind display panel 2 since the left side of display panel 2.
In the present embodiment, an edge where detection means 3 is arranged at the data wire of display panel 2 on direction.Such as Fig. 2
Shown, detection means 3 is arranged at the right hand edge of display panel 2, or, detection means 3 may also be disposed on the left side of display panel 2
Edge (such a situation is not drawn specifically).Preferably, detection means 3 is shaped as strip.Preferably, detection means 3 is infrared sense
Answer device.The set location and shape of detection means 3 in the present embodiment, ensure that the display of display panel 2 is unaffected.In spool
During 1 winding display panel 2, detection means 3 can detect that winding position information, and the winding position information is coordinate information, for example,
If direction where grid line is arranged to be arranged to longitudinal direction laterally and by direction where data wire, coordinate information is ordinate,
The position in the upper right corner of display panel 2 is arranged to origin when spool 1 can not wound when setting coordinate system.
The corresponding pass between winding position information and wrapping range can be pre-set in the present embodiment, in microprocessing unit 4
System.Microprocessing unit 4 can inquire and winding position information according to the corresponding relation between winding position information and wrapping range
Corresponding wrapping range.In other words, after microprocessing unit 4 knows the coordinate information of winding, you can inquire in display panel 2
There is great region to be wound by spool 1.Preferably, microprocessing unit 4 is located on the shell of spool 1.
In the present embodiment, input signal corresponding to wrapping range is the gate line signals of the grid line in wrapping range.Winding area
Domain is a part for display panel, then wrapping range also includes at least part grid line.Therefore when time schedule controller 5 knows winding area
Know which grid line is wound during domain.The gate line signals of grid line in wrapping range are arranged to default letter by time schedule controller 5
Number, preset signals can be to make the signal of grid line closing, such as low level signal or high level signal.Then, time schedule controller 5
Grid line into the wrapping range of display panel 2 exports the preset signals.Preferably, time schedule controller 5 is located at the shell of spool 1
On.
In the present embodiment, display panel 2 can be shown according to the gate line signals that time schedule controller 5 exports.Therefore show
The grid line of wrapping range can receive corresponding preset signals in panel 2, and the grid line for receiving preset signals is closed so that display surface
Plate 2 is realized makes wrapping range be shown as blank screen according to preset signals.
In the display device that the present embodiment provides, detection means detects that winding position is believed in reel wound display panel
Breath, microprocessing unit generate wrapping range according to winding position information, and time schedule controller is by input signal corresponding to wrapping range
Preset signals are arranged to, display panel makes wrapping range be shown as blank screen according to preset signals, so as to reduce display device
Power consumption.
Fig. 3 is a kind of flow chart of the driving method for display device that the embodiment of the present invention three provides, as shown in figure 3, aobvious
Showing device includes spool, display panel, detection means, microprocessing unit and time schedule controller, and detection means is arranged at display surface
On plate.This method includes：
Step 101, detection means detect winding position information when stating reel wound display panel.
Step 102, microprocessing unit generate wrapping range according to winding position information.
Input signal corresponding to wrapping range is arranged to preset signals by step 103, time schedule controller.
Step 104, display panel make wrapping range be shown as blank screen according to preset signals.
The driving method for the display device that the present embodiment provides can be used for driving above-described embodiment one or embodiment two to carry
The display device of confession, the description to display device can be found in above-described embodiment one or embodiment two, and here is omitted.
In the technical scheme of the driving method for the display device that the present embodiment provides, detection means is in reel wound display surface
Winding position information is detected during plate, microprocessing unit generates wrapping range according to winding position information, and time schedule controller will be rolled up
Preset signals are arranged to around input signal corresponding to region, display panel makes wrapping range be shown as blank screen according to preset signals,
So as to reduce the power consumption of display device.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, but the invention is not limited in this.For those skilled in the art, the essence of the present invention is not being departed from
In the case of refreshing and essence, various changes and modifications can be made therein, and these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
- A kind of 1. display device, it is characterised in that including：Spool, display panel, detection means, microprocessing unit and sequential control Device processed, the detection means are arranged on the display panel；The spool, for winding the display panel；The detection means, for detecting winding position information in display panel described in the reel wound；The microprocessing unit, for generating wrapping range according to the winding position information；The time schedule controller, for input signal corresponding to the wrapping range to be arranged into preset signals；The display panel, for making the wrapping range be shown as blank screen according to the preset signals.
- 2. display device according to claim 1, it is characterised in that the spool is used for the grid line along the display panel Place direction winds the display panel；Input signal corresponding to the wrapping range is the data-signal of the data wire in the wrapping range.
- 3. display device according to claim 2, it is characterised in that the detection means is arranged at the display panel An edge where grid line on direction.
- 4. display device according to claim 1, it is characterised in that the spool is used for the data along the display panel Direction winds the display panel where line；Data-signal corresponding to the wrapping range is the gate line signals of the grid line in the wrapping range.
- 5. display device according to claim 4, it is characterised in that the detection means is arranged at the display panel An edge where data wire on direction.
- 6. display device according to any one of claims 1 to 5, it is characterised in that the detection means is shaped as strip.
- 7. display device according to any one of claims 1 to 5, it is characterised in that the detection means is infrared inductor.
- 8. display device according to any one of claims 1 to 5, it is characterised in that the microprocessing unit is located at the volume On the shell of axle.
- 9. display device according to any one of claims 1 to 5, it is characterised in that the time schedule controller is located at the volume On the shell of axle.
- 10. a kind of driving method of display device, it is characterised in that the display device includes spool, display panel, detection dress Put, microprocessing unit and time schedule controller, the detection means are arranged on the display panel；Methods described includes：The detection means detects winding position information in display panel described in the reel wound；The microprocessing unit generates wrapping range according to the winding position information；Input signal corresponding to the wrapping range is arranged to preset signals by the time schedule controller；The display panel makes the wrapping range be shown as blank screen according to the preset signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049533.9A CN107731158A (en) | 2017-10-31 | 2017-10-31 | Display device and its driving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049533.9A CN107731158A (en) | 2017-10-31 | 2017-10-31 | Display device and its driving method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107731158A true CN107731158A (en) | 2018-02-23 |
Family
ID=61202647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711049533.9A Pending CN107731158A (en) | 2017-10-31 | 2017-10-31 | Display device and its driving method |
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| Country | Link |
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| CN (1) | CN107731158A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109788092A (en) * | 2018-12-29 | 2019-05-21 | Oppo广东移动通信有限公司 | Electronic equipment |
| CN111210725A (en) * | 2020-01-20 | 2020-05-29 | 京东方科技集团股份有限公司 | Display device and display method thereof |
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| CN205487278U (en) * | 2016-01-15 | 2016-08-17 | 重庆惠科金扬科技有限公司 | Display area self -adaptation adjusting device based on OLED flexible screen |
| CN106097896A (en) * | 2015-04-30 | 2016-11-09 | 三星电子株式会社 | Can wrap display device |
| CN106991921A (en) * | 2017-03-22 | 2017-07-28 | 上海天马有机发光显示技术有限公司 | A kind of display device and the method for manufacturing display device |
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|---|---|---|---|---|
| US20050040962A1 (en) * | 2003-08-11 | 2005-02-24 | Phillip Funkhouser | Retractable flexible digital display apparatus |
| CN105551385A (en) * | 2014-10-22 | 2016-05-04 | 三星显示有限公司 | Rollable display device, method of manufacturing the same, and flexible display device |
| CN106097896A (en) * | 2015-04-30 | 2016-11-09 | 三星电子株式会社 | Can wrap display device |
| CN105489164A (en) * | 2016-01-15 | 2016-04-13 | 重庆惠科金扬科技有限公司 | Displaying area self-adaptive adjusting device based on OLED flexible screen |
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Application publication date: 20180223 |
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