CN106205489A - OLED and driving method thereof - Google Patents
OLED and driving method thereof Download PDFInfo
- Publication number
- CN106205489A CN106205489A CN201610866371.7A CN201610866371A CN106205489A CN 106205489 A CN106205489 A CN 106205489A CN 201610866371 A CN201610866371 A CN 201610866371A CN 106205489 A CN106205489 A CN 106205489A
- Authority
- CN
- China
- Prior art keywords
- signal
- oled
- scan signal
- time period
- data
- 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.)
- Pending
Links
Classifications
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention provides a kind of OLED and driving method thereof, wherein, described OLED includes scan line, data wire and multiple pixel cell arranged in matrix, and each pixel cell is connected with scan line and data wire；Wherein, described data wire is for providing data signal and initializing signal respectively.In the OLED and driving method thereof of present invention offer, data wire is utilized to provide initializing signal and data signal respectively, therefore without being provided for transmitting the reference power source cabling of initializing signal, thus avoid reference power source cabling to take the area of image element circuit, which thereby enhance the pixel resolution of OLED.
Description
Technical field
The present invention relates to technical field of flat panel display, particularly to a kind of OLED and driving method thereof.
Background technology
In recent years, along with fast development and the application of information technology, radio mobile communication and information household appliances, people are to electronics
The dependency of product grows with each passing day, and more brings the flourish of various Display Technique and display device.Wherein, panel display apparatus
Because of have fully planarize, the advantage such as light, thin, power saving, and be widely used in mobile phone, TV, personal digital assistant, numeral
The various consumption electronic products such as camera, notebook computer, desk computer, become the main flow in display device.
OLED is to utilize thin film transistor (TFT) (English full name Thin Film Transistor, be called for short TFT)
Control Organic Light Emitting Diode (English full name Organic Lighting Emitting Diode, be called for short OLED) to show
The panel display apparatus of diagram picture, its display mode and Thin Film Transistor-LCD (English full name Thin Film
Transistor liquid crystal display, is called for short TFT-LCD) display mode difference, it is not necessary to backlight, and, tool
There are contrast height, fast response time, the plurality of advantages such as frivolous.Therefore, OLED is described as replacing thin film crystalline substance
The panel display apparatus of a new generation of body pipe liquid crystal display.
Existing OLED generally includes a plurality of scan line, a plurality of for providing for providing scanning signal
The data wire of video data signal and multiple pixel, described multi-strip scanning line and a plurality of data lines cross arrangement, the plurality of
Pixel is arranged in the intersection region of described multi-strip scanning line and a plurality of data lines in the matrix form, each pixel and described scanning
Line and data wire connect, and described pixel cell includes Organic Light Emitting Diode OLED and for driving described Organic Light Emitting Diode
The image element circuit of OLED.
In the work process of OLED, it usually needs described image element circuit is initialized.Therefore, existing
Being typically provided with reference power source cabling in some image element circuits, described image element circuit is by described reference power source cabling and outside
Reference power source connects, and described image element circuit is initialized by the initializing signal utilizing described reference power source to provide.
Along with the development of flat panel display, the requirement in large size and high-resolution of panel display apparatus is got over by market
Come the highest.Same, large scale, high-resolution OLED are the most increasingly welcome by market.But, existing
In some image element circuits, reference power source cabling occupies bigger area, and therefore the raising to pixel resolution causes unfavorable shadow
Ring.
Base this, how to solve existing OLED due to reference power source cabling occupy image element circuit area and
The problem affecting resolution, has become the technical problem that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
It is an object of the invention to provide a kind of OLED and driving method thereof, to solve existing organic
Optical display unit occupies the area of image element circuit and the problem that affects resolution due to reference power source cabling.
For solving the problems referred to above, the present invention provides a kind of OLED, and described OLED includes: sweep
Retouch line, data wire and multiple in matrix the pixel cell of arrangement, each pixel cell is connected with, scan line and data wire；
Wherein, described data wire is for providing data signal and initializing signal respectively.
Optionally, in described OLED, described data signal and initializing signal go out with alternative form
Existing.
Optionally, in described OLED, described pixel cell includes Organic Light Emitting Diode and pixel
Circuit；Described image element circuit is connected with described Organic Light Emitting Diode, is fed to described Organic Light Emitting Diode for control
Drive electric current.
Optionally, in described OLED, described image element circuit includes the first transistor and the second crystal
Pipe, described data wire is connected with the source electrode of described the first transistor and transistor seconds, for providing data signal with just respectively
Beginningization signal.
Optionally, in described OLED, described scan line includes that the first scan signal line and second is swept
Retouch holding wire；
Described first scan signal line is connected with the grid of described the first transistor, is used for controlling initialized carrying out；
Described second scan signal line is connected with the grid of described transistor seconds, for controlling the write of data signal.
Optionally, in described OLED, described first scan signal line and the second scan signal line are put down
Row is arranged.
Accordingly, present invention also offers the driving method of a kind of OLED, described OLED
Driving method include: drive cycle includes first time period and the second time period, wherein,
In first time period, the scan signal that the first scan signal line provides is low level, the second scan signal line
The the second scanning signal provided is high level, by data wire by initializing signal writing pixel circuit；
In the second time period, the scan signal that the first scan signal line provides is high level, the second scan signal line
The the second scanning signal provided is low level, by data wire by data signal writing pixel circuit.
Optionally, in the driving method of described OLED, described drive cycle also included for the 3rd time
Section, described 3rd time period was arranged between described first time period and the second time period；
In the 3rd time period, scan signal that the first scan signal line provides and the second scan signal line provides the
Two scanning signals are high level, stop initializing signal writing pixel circuit.
Optionally, in the driving method of described OLED, it is applied to the described of every a line pixel cell
The voltage of initializing signal is unequal.
Optionally, in the driving method of described OLED, described data signal and initializing signal
Voltage difference is more than the threshold voltage of arbitrary transistor.
In the OLED and driving method thereof of present invention offer, data wire is utilized to provide initialization letter respectively
Number and data signal, therefore without being provided for transmitting the reference power source cabling of initializing signal, thus avoid reference power source to walk
Line takies the area of image element circuit, which thereby enhances the pixel resolution of OLED.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of the OLED of the embodiment of the present invention；
Fig. 2 is the sequential chart of the driving method of the OLED of the embodiment of the present invention；
Fig. 3 is the sequential chart of the driving method of the OLED of other embodiments of the invention.
Detailed description of the invention
A kind of OLED present invention proposed below in conjunction with the drawings and specific embodiments and driving method thereof
It is described in further detail.According to following explanation and claims, advantages and features of the invention will be apparent from.It should be noted that
It is that accompanying drawing all uses the form simplified very much and all uses non-ratio accurately, only in order to facilitate, to aid in illustrating this lucidly
The purpose of bright embodiment.
Refer to Fig. 1, it is the part-structure schematic diagram of OLED of the embodiment of the present invention.As it is shown in figure 1,
Described OLED 100 includes: scan line (Scan1, Scan2), data wire Data and multiple in matrix arrangement
Pixel cell 20, each pixel cell 20 is connected with scan line (Scan1, Scan2) and data wire Data；Wherein, described data
Line Data is for providing data signal and initializing signal respectively.
Concrete, each pixel cell all includes Organic Light Emitting Diode OLED and image element circuit, described image element circuit with
The anode of described Organic Light Emitting Diode OLED connects, the minus earth of described Organic Light Emitting Diode OLED, described pixel electricity
Road is for controlling to be fed to the driving electric current of described Organic Light Emitting Diode OLED.Please continue to refer to Fig. 1, described image element circuit bag
Include the grid of the first transistor T1 and transistor seconds T2, described first scan signal line Scan1 and described the first transistor T1
Connect, for controlling the initialization of the anode voltage of Organic Light Emitting Diode OLED, described second scan signal line Scan2 and institute
The grid stating transistor seconds T2 connects, for controlling the write of data signal, and described first scan signal line and the second scanning
Holding wire be arranged in parallel, and described data wire Data is connected with the source electrode of described the first transistor T1 and transistor seconds T2, is used for
Data signal and initializing signal are provided respectively.
In the present embodiment, described image element circuit is a kind of 6T1C type circuit structure, including 6 transistors and 1 electric capacity, its
In transistor for driving transistor.But the circuit structure of described image element circuit is not limited to this, described in other embodiments
Image element circuit can also is that the other kinds of circuit structure such as 6T2C type circuit structure, 7T1C type circuit structure.
Wherein, the transistor of described image element circuit is thin film transistor (TFT), and described thin film transistor (TFT) can be that p-type thin film is brilliant
Body pipe, it is also possible to be N-type TFT.Known, P-type TFT turns on when signal is low level bit, N-type
Thin film transistor (TFT) turns on when signal is high level position.Therefore, as long as by the transistor types selected and conducting current potential phase
Mate.In the present embodiment, the transistor of described image element circuit is P-type TFT.In the present embodiment, described data
The signal Vdata that line Data provides includes that initializing signal and data signal, described initializing signal and data signal are with alternately
Mode occurs.Wherein, described data signal requires the threshold voltage more than transistor with the voltage difference of described initializing signal.
The first transistor T1 controlled due to described first scan signal line Scan1 and described second scan signal line
The transistor seconds T2 that Scan2 controls all is connected with described data wire Data, therefore when described first scan signal line Scan1 control
When the first transistor T1 of system turns on, the initializing signal that described data wire Data provides is supplied to institute via the first transistor T1
Stating image element circuit, when the transistor seconds T2 conducting that described second scan signal line Scan2 controls, described data wire Data carries
The data signal of confession is supplied to described image element circuit via transistor seconds T2.
In described OLED 100, owing to described data wire Data can provide initializing signal, therefore institute
State image element circuit and need not receive initializing signal from outside reference power source, described image element circuit also need not be arranged with reference to electricity again
Source cabling.Thus, the pixel resolution of described OLED 100 is improved.
Accordingly, present invention also offers the driving method of a kind of OLED.Incorporated by reference to reference Fig. 1 and Fig. 2,
The driving method of described OLED includes: drive cycle includes first time period t1 and the second time period t 2；Wherein,
In first time period t1, the scan signal that the first scan signal line Scan1 provides is low level, the second scanning
The second scanning signal that holding wire Scan2 provides is high level, by data wire Data by initializing signal writing pixel circuit；
In the second time period t 2, the scan signal that the first scan signal line Scan1 provides is high level, the second scanning
The second scanning signal that holding wire Scan2 provides is low level, by data wire Data by data signal writing pixel circuit.
Concrete, below as a example by the driving process of the first row pixel cell, to OLED driving method
It is described in detail.
In first time period t1, owing to what the first scan signal line Scan1-1 of the first row pixel cell provided first sweeps
Retouching signal is low level, and the first transistor T1 controlled by scan signal is in the conduction state, and therefore data wire Data carries
The initializing signal of confession is via the first transistor T1 writing pixel circuit.Therefore, first time period t1 is initializing signal write
Time.The signal that now data wire Data provides is initializing signal.
In the second time period t 2, owing to what the second scan signal line Scan2-1 of the first row pixel cell provided second sweeps
Retouching signal is low level, and the transistor seconds T2 controlled by the second scanning signal is in the conduction state, and therefore data wire Data carries
The signal of confession is via transistor seconds T2 writing pixel circuit.Therefore, the second time period t 2 is the data signal write time.This
Time, the signal that data wire Data provides is data signal.
As in figure 2 it is shown, the voltage of described data signal is of a relatively high, the voltage of described initializing signal is relatively low, institute
State the voltage difference threshold voltage more than arbitrary transistor of data signal and described initializing signal, generally, it is desirable to institute
State the data signal voltage difference with described initializing signal at least above the threshold voltage driving transistor.
Drive cycle also includes that the 3rd time period t 3, described 3rd time period t 3 are arranged at first time period t1 and when second
Between between section t2.In the 3rd time period t 3, the scan signal that described first scan signal line Scan1-1 provides is by low level
Becoming high level, the second scanning signal that described second scan signal line Scan2-1 provides is high level, by scan signal
The first transistor T1 controlled and the transistor seconds T2 controlled by the second scanning signal is in cut-off state.Therefore,
Three time period t 3 stop write initializing signal.Now, the signal that data wire Data provides is low level.
Repeat first time period t1, the 3rd time period t 3 and the work process of the second time period t 2, complete image display merit
Energy.
The driving process of the second row pixel cell is similar with the driving process of the first row pixel cell.As in figure 2 it is shown,
The initializing signal write time of two row pixel cells, the first scan signal line Scan1-2 of the second row pixel cell provides
Scan signal is low level, the second scanning that the second scan signal line Scan2-2 of the second row pixel cell provides simultaneously
Signal is high level, in the data signal write time of the second row pixel cell, and the scan signal of the second row pixel cell
The scan signal that line Scan1-2 provides is high level, and the second scan signal line Scan2-2 of the second row pixel cell provides
Second scanning signal be low level.
In the present embodiment, described initializing signal is a fixed voltage signal, is i.e. applied to the initialization of every one-row pixels
The voltage of signal is the most equal.As in figure 2 it is shown, the voltage of the initializing signal of the first row pixel cell and the second row pixel cell
The voltage of initializing signal is equal.
In other embodiments, described initializing signal may not be fixed voltage signal, is i.e. applied to every a line picture
The voltage of the initializing signal of element unit is unequal.As it is shown on figure 3, the voltage of the initializing signal of the first row pixel cell is more than
The voltage of the initializing signal of the second row pixel cell.
The data voltage of each row pixel cell is configured according to actual needs, can equal can also be unequal.Other
The driving process of the pixel cell of row is all similar with the driving process of the first row pixel cell, does not repeats at this.
To sum up, in the OLED and driving method thereof of present invention offer, at the beginning of utilizing data wire to provide respectively
Beginningization signal and data signal, therefore without being provided for transmitting the reference power source cabling of initializing signal, thus avoid reference
Power supply cabling takies the area of image element circuit, which thereby enhances the pixel resolution of OLED.
Foregoing description is only the description to present pre-ferred embodiments, not any restriction to the scope of the invention, this
Any change that the those of ordinary skill in bright field does according to the disclosure above content, modification, belong to the protection of claims
Scope.
Claims (10)
1. an OLED, it is characterised in that including: scan line, data wire and multiple picture arranged in matrix
Element unit, each pixel cell is all connected with scan line and data wire；
Wherein, described data wire is for providing data signal and initializing signal respectively.
2. OLED as claimed in claim 1, it is characterised in that described data signal and initializing signal are to hand over
Occur for form.
3. OLED as claimed in claim 1, it is characterised in that described pixel cell includes organic light-emitting diodes
Pipe and image element circuit；Described image element circuit is connected with described Organic Light Emitting Diode, is fed to described organic light emission for control
The driving electric current of diode.
4. OLED as claimed in claim 3, it is characterised in that described image element circuit include the first transistor and
Transistor seconds, described data wire is connected with the source electrode of described the first transistor and transistor seconds, for providing data respectively
Signal and initializing signal.
5. OLED as claimed in claim 4, it is characterised in that described scan line includes the first scan signal line
With the second scan signal line；
Described first scan signal line is connected with the grid of described the first transistor, is used for controlling initialized carrying out；
Described second scan signal line is connected with the grid of described transistor seconds, for controlling the write of data signal.
6. OLED as claimed in claim 5, it is characterised in that described first scan signal line and the second scanning
Holding wire be arranged in parallel.
7. the driving method of the OLED as according to any one of claim 1 to 6, it is characterised in that drive
The dynamic cycle includes first time period and the second time period, wherein,
In first time period, the scan signal that the first scan signal line provides is low level, and the second scan signal line provides
Second scanning signal be high level, by data wire by initializing signal writing pixel circuit；
In the second time period, the scan signal that the first scan signal line provides is high level, and the second scan signal line provides
Second scanning signal be low level, by data wire by data signal writing pixel circuit.
8. the driving method of OLED as claimed in claim 7, it is characterised in that described drive cycle also includes
3rd time period, described 3rd time period was arranged between described first time period and the second time period；
In the 3rd time period, the scan signal and the second of the offer of the second scan signal line that the first scan signal line provides is swept
Retouch signal and be high level, stop initializing signal writing pixel circuit.
9. the driving method of OLED as claimed in claim 7, it is characterised in that be applied to every one-row pixels list
The voltage of the described initializing signal of unit is unequal.
10. the driving method of OLED as claimed in claim 7, it is characterised in that described data signal is with just
The voltage difference of beginningization signal is more than the threshold voltage of arbitrary transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866371.7A CN106205489A (en) | 2016-09-30 | 2016-09-30 | OLED and driving method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866371.7A CN106205489A (en) | 2016-09-30 | 2016-09-30 | OLED and driving method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106205489A true CN106205489A (en) | 2016-12-07 |
Family
ID=57521142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610866371.7A Pending CN106205489A (en) | 2016-09-30 | 2016-09-30 | OLED and driving method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106205489A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044215A (en) * | 2009-10-13 | 2011-05-04 | 三星移动显示器株式会社 | Organic light emitting display |
| CN103440840A (en) * | 2013-07-15 | 2013-12-11 | 北京大学深圳研究生院 | Display device and pixel circuit thereof |
| CN103456267A (en) * | 2013-08-26 | 2013-12-18 | 北京京东方光电科技有限公司 | Touch display drive circuit and drive method and display device thereof |
| CN103714777A (en) * | 2012-09-28 | 2014-04-09 | 乐金显示有限公司 | Organic light-emitting diode display device |
| CN104637443A (en) * | 2013-11-14 | 2015-05-20 | 乐金显示有限公司 | Organic light-emitting display device and driving method thereof |
| CN104751789A (en) * | 2013-12-31 | 2015-07-01 | 乐金显示有限公司 | Organic Light Emitting Diode Display Device And Method Driving The Same |
| CN104778925A (en) * | 2015-05-08 | 2015-07-15 | 京东方科技集团股份有限公司 | OLED pixel circuit, display device and control method |
| US20160240139A1 (en) * | 2014-05-22 | 2016-08-18 | Boe Technology Group Co., Ltd. | Pixel Circuit and Driving Method Thereof, Organic Light Emitting Display Panel and Display Apparatus |
-
2016
- 2016-09-30 CN CN201610866371.7A patent/CN106205489A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044215A (en) * | 2009-10-13 | 2011-05-04 | 三星移动显示器株式会社 | Organic light emitting display |
| CN103714777A (en) * | 2012-09-28 | 2014-04-09 | 乐金显示有限公司 | Organic light-emitting diode display device |
| CN103440840A (en) * | 2013-07-15 | 2013-12-11 | 北京大学深圳研究生院 | Display device and pixel circuit thereof |
| CN103456267A (en) * | 2013-08-26 | 2013-12-18 | 北京京东方光电科技有限公司 | Touch display drive circuit and drive method and display device thereof |
| CN104637443A (en) * | 2013-11-14 | 2015-05-20 | 乐金显示有限公司 | Organic light-emitting display device and driving method thereof |
| CN104751789A (en) * | 2013-12-31 | 2015-07-01 | 乐金显示有限公司 | Organic Light Emitting Diode Display Device And Method Driving The Same |
| US20160240139A1 (en) * | 2014-05-22 | 2016-08-18 | Boe Technology Group Co., Ltd. | Pixel Circuit and Driving Method Thereof, Organic Light Emitting Display Panel and Display Apparatus |
| CN104778925A (en) * | 2015-05-08 | 2015-07-15 | 京东方科技集团股份有限公司 | OLED pixel circuit, display device and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11631369B2 (en) | Pixel circuit and driving method thereof, display panel | |
| CN113838421B (en) | Pixel circuit, driving method thereof and display panel | |
| CN107358915B (en) | Pixel circuit, driving method thereof, display panel and display device | |
| US10978002B2 (en) | Pixel circuit and driving method thereof, and display panel | |
| US10916199B2 (en) | Display panel and driving method of pixel circuit | |
| US10504440B2 (en) | Pixel circuit, driving method thereof, display panel and display apparatus | |
| US9589505B2 (en) | OLED pixel circuit, driving method of the same, and display device | |
| CN106531067B (en) | A kind of pixel circuit and its display device | |
| CN109215582A (en) | Display panel, the driving method of pixel circuit and display device | |
| CN104269139B (en) | Pixel structure and driving method thereof | |
| CN108597450A (en) | Pixel circuit and its driving method, display panel | |
| CN110660360A (en) | Pixel circuit, driving method thereof and display panel | |
| CN104933993A (en) | Pixel driving circuit and driving method thereof and display device | |
| CN109509433A (en) | Pixel circuit, display device and image element driving method | |
| CN106920510B (en) | Organic light emitting display and its driving method | |
| CN105448234B (en) | Pixel circuit and its driving method and active matrix/organic light emitting display | |
| CN104036731B (en) | Image element circuit and display device | |
| CN104809989A (en) | Pixel circuit, drive method thereof and related device | |
| CN105161051A (en) | Pixel circuit and driving method therefor, array substrate, display panel and display device | |
| CN104882099B (en) | A kind of pixel-driving circuit, array base palte and display device | |
| US11443694B2 (en) | Pixel circuit, method for driving the same, display panel and display device | |
| WO2018184514A1 (en) | Pixel compensation circuit, driving method, organic light emitting display panel and display device | |
| CN103218970A (en) | Active matrix organic light emitting diode (AMOLED) pixel unit, driving method and display device | |
| CN104700782A (en) | OELD pixel circuit, display device and control method | |
| WO2020199018A1 (en) | Pixel compensation circuit, display panel, driving method and display apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |