CN106531083A - Pixel circuit compensation method, OLED display panel and compensation method thereof - Google Patents
Pixel circuit compensation method, OLED display panel and compensation method thereof Download PDFInfo
- Publication number
- CN106531083A CN106531083A CN201611162973.0A CN201611162973A CN106531083A CN 106531083 A CN106531083 A CN 106531083A CN 201611162973 A CN201611162973 A CN 201611162973A CN 106531083 A CN106531083 A CN 106531083A
- Authority
- CN
- China
- Prior art keywords
- oled
- image element
- element circuit
- display panel
- anode potential
- 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]
- G09G3/3225—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] using an active matrix
- G09G3/3258—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] using an active matrix with pixel circuitry controlling the voltage across the light-emitting element
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a pixel circuit compensation method, an OLED display panel and a compensation method thereof. The cross voltage of an OLED device between the anode and the cathode is determined by acquiring the anode potential of the OLED device in at least one pixel circuit of at least one color in the OLED display panel so as to compensate high-level signals loaded to the source/drain electrode of driving transistors in each pixel circuit of the color. The current of the OLED device increases along with attenuation of the OLED device in use, and the cross voltage change of the OLED device caused by the life attenuation of the OLED device is compensated to the high-level signals loaded to drive the source/drain electrodes of all the driving transistors of the OLED device of the color so as to improve the ghosting phenomenon.
Description
Technical field
The present invention relates to display field, espespecially a kind of compensation method of image element circuit, OLED display panel and its compensation side
Method.
Background technology
With the progress of Display Technique, increasing active matrix organic light-emitting diode (Active Matrix
Organic Light Emitting Diode, AMOLED) display floater enters market, with traditional transistor liquid crystal display surface
Plate (Thin Film Transistor Liquid Crystal Display, TFT LCD) is compared, and which has low energy consumption, production
The advantages of low cost, self-luminous, wide viewing angle and fast response time, at present, in display fields such as mobile phone, PDA, digital cameras
Beginning progressively replaces traditional LCD display.Different using stable voltage control brightness from TFT LCD, AMOLED belongs to electricity
Stream drives, and needs stable electric current to control to light.
The circuit structure of existing driving OLED luminous image element circuit has various, such as image element circuit as shown in Figure 1,
Including:Driving transistor M3, switching transistor M1, M2, M4, M5, M6 and M7, storage capacitance Cst and luminescent device OLED;Its
In, when driving transistor M3 driven for emitting lights device OLED lights, driving current is by high level signal PVDD and data signal Vdata
Current potential co- controlling, Ioled=k (PVDD-Vdata)2。
As the change of the luminosity to its driving current of OLED is quite sensitive, and driving transistor M3 is in manufacturing process
In cannot accomplish completely the same, and due to the reason such as change of temperature, meeting in manufacturing process and device aging, and the course of work
Make the threshold voltage vt h of driving transistor M3 in each image element circuit there are inhomogeneities, which results in and flow through each picture
The electric current of vegetarian refreshments OLED changes so that display brightness is uneven, so as to affect the display effect of whole image.Therefore, current
Image element circuit in typically the threshold voltage vt h of driving transistor M3 can be compensated.
Although image can be improved after compensating to the threshold voltage of driving transistor M3 in current image element circuit
Display effect, but, can there is life time decay in OLED in actual use, and the threshold value of the OLED for causing is electric
Buckling, is not compensated to which at present, so, can be caused ghost (Image Sticking) phenomenon and be affected to show effect
Really.
The content of the invention
The embodiment of the present invention provides a kind of compensation method of image element circuit, OLED display panel and its compensation method, to
Solve the problems, such as in image element circuit because of OLED threshold voltage variation caused by OLED life time decay.
A kind of compensation method of image element circuit is embodiments provided, including:
According to interval duration set in advance, the anode potential of OLED in the image element circuit is gathered;
According to the anode potential of the OLED for collecting and it is loaded onto the negative electrode of OLED in the image element circuit
Low level signal, determine OLED cross-pressure between the anode and cathode;
According to the cross-pressure determined, to being loaded onto the height electricity of the source/drain of driving transistor in the image element circuit
Ordinary mail number is compensated.
The embodiment of the present invention additionally provides a kind of compensation method of OLED display panel, including:
According to interval duration set in advance, at least one picture of at least one of OLED display panel color is gathered
The anode potential of OLED in plain circuit;
According to the anode potential of the OLED for collecting and it is loaded onto OLED in the image element circuit
The low level signal of negative electrode, determines OLED cross-pressure between the anode and cathode;
According to the cross-pressure determined, to being loaded onto the source/drain of driving transistor in each image element circuit of this kind of color
The high level signal of pole is compensated.
The embodiment of the present invention additionally provides a kind of OLED display panel, including:Multiple image element circuits being arranged in array, with
And the control chip being connected with each image element circuit by holding wire;Wherein,
The control chip, for according to interval duration set in advance, gathering at least one picture of at least one color
The anode potential of OLED in plain circuit;According to the anode potential of the OLED for collecting and it is loaded onto the pixel electricity
The low level signal of the negative electrode of OLED in road, determines OLED cross-pressure between the anode and cathode;According to true
The cross-pressure made, to being loaded onto the high level signal of the source/drain of driving transistor in each image element circuit of this kind of color
Compensate.
The present invention has the beneficial effect that:
A kind of compensation method of image element circuit provided in an embodiment of the present invention, OLED display panel and its compensation method, lead to
The anode potential of OLED at least one of collection OLED display panel at least one image element circuit of color is crossed, is determined
OLED cross-pressure between the anode and cathode, with to being loaded onto driving transistor in each image element circuit of this kind of color
The high level signal of source/drain is compensated.Due in use with the decay of OELD devices, the electric current of OLED
Can increase, the cross-pressure of the OLED caused because of the life time decay of OLED is changed, compensate to being loaded into and drive this kind of face
In the high level signal of the source/drain of each driving transistor of the OLED of color, ghost phenomena is improved with this.
Description of the drawings
Fig. 1 is the structural representation of image element circuit of the prior art;
Fig. 2 is the flow chart of the compensation method of image element circuit provided in an embodiment of the present invention;
Fig. 3 is the flow chart of the compensation method of OLED display panel provided in an embodiment of the present invention;
Fig. 4 is the structural representation of OLED display panel provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings, to image element circuit provided in an embodiment of the present invention compensation method, OLED display panel and its
The specific embodiment of compensation method is described in detail.
A kind of compensation method of image element circuit is embodiments provided, as shown in Fig. 2 comprising the following steps:
S201, the anode potential for according to interval duration set in advance, gathering OLED in image element circuit, that is, gather such as
The potential vt of the A points in the image element circuit shown in Fig. 1;In the specific implementation, can individually increase by one in image element circuit to adopt
Collection holding wire carries out potential acquisition;
S202, according to the anode potential of OLED for collecting and in being loaded onto image element circuit OLED negative electrode
Low level signal, determine OLED cross-pressure between the anode and cathode;The anode electricity of the OLED that will be collected
Difference Vt-PVEE of position Vt and low level signal PVEE, used as OLED cross-pressure Voled between the anode and cathode;
The cross-pressure that S203, basis are determined, the high level to being loaded onto the source/drain of driving transistor in image element circuit are believed
Number compensate.
Specifically, the embodiment of the present invention is provided in the compensation method of above-mentioned image element circuit, during image element circuit use
With the decay of OELD devices, the electric current of OLED can increase, the OLED that will cause because of the life time decay of OLED
Cross-pressure change, compensate to be loaded into drive OLED driving transistor source/drain high level signal in, changed with this
Kind ghost phenomena.
In the specific implementation, collection can be formulated and is compensated according to the rate of decay of the OLED in image element circuit and be updated
Frequency, specifically, step S201 in the compensation method of above-mentioned image element circuit provided in an embodiment of the present invention is according to advance
The interval duration of setting, gathers the anode potential of OLED in image element circuit, specifically can be being realized using the following two kinds mode:
First kind of way:Between every frame display time, the anode potential of OLED in image element circuit is gathered, i.e., per frame
Anode potential is gathered within time period between the display time, and the compensation to high level signal is adjusted according to anode potential afterwards
Value, to show that to next frame the OLED of time is compensated.The advantage of this kind of mode be can with real-Time Compensation due to
The OLED current change that the decay of OLED is produced, but processing speed and Capability Requirement for control chip are higher, no
Beneficial to reduction power consumption.
The second way:At interval of the anode electricity between the setting frame display time, gathering OLED in image element circuit
Position, i.e., the anode potential offset value calculation of non real-time collection OLED, but certain interval of time is acquired and updates compensation
Value.This kind of mode decays more in OLED, and slowly situation is more suitable for, and advantageously reduces power consumption.
In the specific implementation, the step S203 root in the compensation method of above-mentioned image element circuit provided in an embodiment of the present invention
According to the cross-pressure determined, the high level signal to being loaded onto the source/drain of driving transistor in image element circuit is compensated, specifically
Can realize in the following way:
High level signal after the cross-pressure that removing is determined is loaded onto the source/drain of driving transistor in image element circuit.
Now the driving current of OLED is changed into Ioled=k (PVDD-Voled-Vdata)2, so, with the decay of OELD devices,
The electric current of OLED can increase, and compensate the cross-pressure change of the OLED caused because of the life time decay of OLED with this, can
To improve ghost phenomena.
Above-mentioned compensation method provided in an embodiment of the present invention is compensated for an image element circuit, and for by showing
The OLED display panel of multiple image element circuit compositions of different colours, based on same inventive concept, the embodiment of the present invention is also provided
For the compensation method of OLED display panel.
Specifically, the compensation method of a kind of OLED display panel provided in an embodiment of the present invention, as shown in figure 3, including with
Lower step:
S301, according to interval duration set in advance, gather at least one of at least one of OLED display panel color
The anode potential of OLED in image element circuit;
S302, according to the anode potential of OLED for collecting and in being loaded onto image element circuit OLED negative electrode
Low level signal, determine OLED cross-pressure between the anode and cathode;
The cross-pressure that S303, basis are determined, to being loaded onto the source/drain of driving transistor in each image element circuit of this kind of color
The high level signal of pole is compensated.
Specifically, in the compensation method of above-mentioned OLED display panel provided in an embodiment of the present invention, in OLED display panel
With the decay of OELD devices during use, the electric current of OLED can increase, and will cause because of the life time decay of OLED
OLED cross-pressure change, compensate to the source/drain of each driving transistor for being loaded into the OLED for driving this kind of color
In the high level signal of pole, ghost phenomena is improved with this.
In the specific implementation, can be formulated according to the rate of decay of the OLED in the image element circuit of display floater and be gathered
The frequency updated with compensation, specifically, the step in the compensation method of above-mentioned OLED display panel provided in an embodiment of the present invention
Rapid S301 gathers at least one image element circuit of at least one of OLED display panel color according to interval duration set in advance
The anode potential of middle OLED, specifically can be realized by the following two kinds mode:
First kind of way:Between every frame display time, at least the one of at least one of OLED display panel color is gathered
The anode potential of OLED in individual image element circuit, i.e., gather anode potential within the time period between every frame display time,
High level signal is compensated according to cross-pressure afterwards, to show that to next frame the OLED of time is compensated.This kind of side
The advantage of formula is the OLED current change that can be produced due to the decay of OLED with real-Time Compensation, but for control chip
Processing speed and Capability Requirement it is higher, be unfavorable for reduce power consumption.
The second way:At interval of between the setting frame display time, at least one of OLED display panel color is gathered
At least one image element circuit in OLED anode potential, i.e., the anode potential of non real-time collection OLED simultaneously calculates compensation
Value, but certain interval of time is acquired and updates offset.This kind of mode is in the more slow situation of OLED decay
More it is suitable for, and advantageously reduces power consumption.
In the specific implementation, as the rate of decay of the OLED of different colours is different, can be for different colours
OLED is compensated respectively, specifically, in the compensation method of above-mentioned OLED display panel provided in an embodiment of the present invention
The step of S301 according to interval duration set in advance, gather at least one pixel of at least one of OLED display panel color
The anode potential of OLED in circuit, specifically can be being realized using the following two kinds mode:
First kind of way:According to interval duration set in advance, life-span worst color only in collection OLED display panel
The anode potential of OLED at least one image element circuit, so, compensates only for the image element circuit of life-span worst color.Example
Such as, at present in the OLED of the shades of colour used in OLED display panel, the life-span of Blue OLED device is worst, i.e. the longevity
Life decay is most fast, therefore, it can the sun of OLED at least one image element circuit for only gather blueness in OLED display panel
Electrode potential.
The second way:According to interval duration set in advance, while red in gathering OLED display panel, green and indigo plant
The anode potential of OLED at least one image element circuit of color, so can mend to the image element circuit of all colours
Repay.
In the specific implementation, the anode electricity in above-mentioned steps S301 for OLED in the image element circuit of same color
The collection number of position and collection position no requirement (NR), for example, only can gather positioned at the same of four edges of OLED display panel
The anode potential of the OLED in colored pixels circuit, and for example only can also gather positioned at the same of OLED display panel middle
The anode potential of the OLED in one colored pixels circuit, here are not limited.Also, it is electric when same colored pixels are collected
During the anode potential of the multiple OLEDs in road, for the ease of follow-up offset value calculation, the equal of multiple anode potentials can be taken
The offset corresponding to each image element circuit of this kind of color is calculated after value, it is also possible to take average respectively after offset value calculation, here is not
Limit.
In the specific implementation, the step in the compensation method of above-mentioned OLED display panel provided in an embodiment of the present invention
S303 is carried out according to the cross-pressure determined, the high level signal to being loaded onto driving transistor in each image element circuit of this kind of color
Compensation, specifically can be realized in the following way:
It is loaded onto after the current potential of high level signal is removed the cross-pressure determined in each image element circuit of this kind of color and drives
The source/drain of transistor.In the specific implementation, need to arrange the image element circuit of different colours different high level letters respectively
Number, after compensating, the driving current of the OLED of each color is changed into Ioled=k (PVDD-Voled-Vdata)2, so,
With the decay of OELD devices, the electric current of OLED can increase, and be compensated because the life time decay of OLED causes with this
The cross-pressure change of OLED, can improve ghost phenomena.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of OLED display panel, as shown in figure 4, including:
Multiple image element circuits being arranged in array, and the control chip being connected with each image element circuit by holding wire (do not shown in figure
Go out);Wherein,
Control chip, for according to interval duration set in advance, gathering at least one pixel electricity of at least one color
The anode potential of OLED in road;According to the anode potential of the OLED for collecting and it is loaded onto OLED in image element circuit
The low level signal of the negative electrode of device, determines OLED cross-pressure between the anode and cathode;It is according to the cross-pressure determined, right
The high level signal for being loaded onto the source/drain of driving transistor in each image element circuit of this kind of color is compensated.
In the specific implementation, in above-mentioned OLED display panel provided in an embodiment of the present invention, as shown in figure 4, pixel is electric
Road specifically includes:Red pixel circuit R, green pixel circuit G and blue pixel circuit B;
Holding wire includes:It is connected with each red pixel circuit R, each green pixel circuit G and each blue pixel circuit B simultaneously
Low level signal line VEE, the first high level signal line VDD1 being connected with each red pixel circuit R, with each green pixel electricity
The second high level signal line VDD2, the 3rd high level signal line VDD3 being connected with each blue pixel circuit B of road G connections;
Holding wire also includes one below or combination:The first collection signal being connected with least one red pixel circuit R
Line 01, the second collection holding wire 02 being connected with least one green pixel circuit G, is connected with least one blue pixel circuit B
The 3rd collection holding wire 03 for connecing;
Control chip is with the pin connected one to one with each holding wire.
In the specific implementation, in above-mentioned OLED display panel provided in an embodiment of the present invention, the pattern of each holding wire can
To be arranged in same metal level, i.e., the first collection collection of holding wire 01, second holding wire 02 and the 3rd gathers holding wire 03
Believe with the first high level signal line VDD1, the second high level signal line VDD2, the 3rd high level signal line VDD3 and low level
Number line VEE is made using same metal level, so can not increase new film layer making work when OLED display panel makes
Skill step, is only to complete to gather on the basis of the original film pattern of change and compensate, to improve ghost phenomena.
The compensation method of above-mentioned image element circuit provided in an embodiment of the present invention, OLED display panel and its compensation method, lead to
The anode potential of OLED at least one of collection OLED display panel at least one image element circuit of color is crossed, is determined
OLED cross-pressure between the anode and cathode, with to being loaded onto driving transistor in each image element circuit of this kind of color
The high level signal of source/drain is compensated.Due in use with the decay of OELD devices, the electric current of OLED
Can increase, the cross-pressure of the OLED caused because of the life time decay of OLED is changed, compensate to being loaded into and drive this kind of face
In the high level signal of the source/drain of each driving transistor of the OLED of color, ghost phenomena is improved with this.
Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification 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 these changes and modification.
Claims (11)
1. a kind of compensation method of image element circuit, including:
According to interval duration set in advance, the anode potential of OLED in the image element circuit is gathered;
According to the anode potential of the OLED for collecting and it is loaded onto the low of the negative electrode of OLED in the image element circuit
Level signal, determines OLED cross-pressure between the anode and cathode;
According to the cross-pressure determined, the high level to being loaded onto the source/drain of driving transistor in the image element circuit is believed
Number compensate.
2. compensation method as claimed in claim 1, it is characterised in that described according to interval duration set in advance, gathers institute
The anode potential of OLED in image element circuit is stated, is specifically included:
Between every frame display time, the anode potential of OLED in the image element circuit is gathered;Or,
At interval of the anode potential between the setting frame display time, gathering OLED in the image element circuit.
3. compensation method as claimed in claim 1 or 2, it is characterised in that the cross-pressure that the basis is determined, to loading
Into the image element circuit, the high level signal of the source/drain of driving transistor is compensated, and is specifically included:
The high level signal after the cross-pressure that removing is determined is loaded onto driving transistor in the image element circuit
Source/drain.
4. a kind of compensation method of OLED display panel, it is characterised in that include:
According to interval duration set in advance, at least one pixel electricity of at least one of OLED display panel color is gathered
The anode potential of OLED in road;
According to the anode potential of the OLED for collecting and it is loaded onto the negative electrode of OLED in the image element circuit
Low level signal, determine OLED cross-pressure between the anode and cathode;
According to the cross-pressure determined, to being loaded onto the source/drain of driving transistor in each image element circuit of this kind of color
High level signal is compensated.
5. compensation method as claimed in claim 4, it is characterised in that described according to interval duration set in advance, gathers institute
The anode potential of OLED at least one image element circuit of at least one of OLED display panel color is stated, is specifically included:
Between every frame display time, gather at least one of the OLED display panel at least one image element circuit of color
The anode potential of OLED;Or,
At interval of between the setting frame display time, at least one picture of at least one of OLED display panel color is gathered
The anode potential of OLED in plain circuit.
6. compensation method as claimed in claim 4, it is characterised in that described according to interval duration set in advance, gathers institute
The anode potential of OLED at least one image element circuit of at least one of OLED display panel color is stated, is specifically included:
According to interval duration set in advance, at least one pixel of life-span worst color in the OLED display panel is only gathered
The anode potential of OLED in circuit;Or,
According to interval duration set in advance, while gathering at least the one of redness in the OLED display panel, green and blueness
The anode potential of OLED in individual image element circuit.
7. compensation method as claimed in claim 6, it is characterised in that according to interval duration set in advance, only gather described
In OLED display panel at least one image element circuit of life-span worst color OLED anode potential, specifically include:
According to interval duration set in advance, only gather at least one image element circuit of blueness in the OLED display panel
The anode potential of OLED.
8. the compensation method as described in any one of claim 4-7, it is characterised in that the cross-pressure that the basis is determined,
High level signal to being loaded onto driving transistor in each image element circuit of this kind of color is compensated, and is specifically included:
It is loaded onto in each image element circuit of this kind of color after the voltage of the high level signal is removed the cross-pressure determined
The source/drain of driving transistor.
9. a kind of OLED display panel, it is characterised in that include:Multiple image element circuits being arranged in array, and pass through signal
The control chip that line is connected with each image element circuit;Wherein,
The control chip, for according to interval duration set in advance, gathering at least one pixel electricity of at least one color
The anode potential of OLED in road;According to the anode potential of the OLED for collecting and it is loaded onto in the image element circuit
The low level signal of the negative electrode of OLED, determines OLED cross-pressure between the anode and cathode;According to determining
The cross-pressure, the high level signal to being loaded onto the source/drain of driving transistor in each image element circuit of this kind of color carries out
Compensation.
10. OLED display panel as claimed in claim 9, it is characterised in that the image element circuit includes:Red pixel electricity
Road, green pixel circuit and blue pixel circuit;
The holding wire includes:Simultaneously with each red pixel circuit, each green pixel circuit and each blue picture
The low level signal line of plain circuit connection, the first high level signal line being connected with each red pixel circuit are described with each
Second high level signal line of green pixel circuit connection, the 3rd high level signal being connected with each blue pixel circuit
Line;
The holding wire also includes one below or combination:The first collection letter being connected with red pixel circuit described at least one
Number line, the second collection holding wire being connected with green pixel circuit described at least one, with blue pixel electricity described at least one
3rd collection holding wire of road connection;
The control chip is with the pin connected one to one with each holding wire.
11. OLED display panels as claimed in claim 10, it is characterised in that the pattern of each holding wire is arranged at together
In one metal level.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611162973.0A CN106531083A (en) | 2016-12-15 | 2016-12-15 | Pixel circuit compensation method, OLED display panel and compensation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611162973.0A CN106531083A (en) | 2016-12-15 | 2016-12-15 | Pixel circuit compensation method, OLED display panel and compensation method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106531083A true CN106531083A (en) | 2017-03-22 |
Family
ID=58340865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611162973.0A Pending CN106531083A (en) | 2016-12-15 | 2016-12-15 | Pixel circuit compensation method, OLED display panel and compensation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106531083A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106935193A (en) * | 2017-05-12 | 2017-07-07 | 京东方科技集团股份有限公司 | OLED drives compensation circuit, OLED display panel and its driving method |
CN109599069A (en) * | 2017-09-30 | 2019-04-09 | 北京小米移动软件有限公司 | A kind of method and apparatus that image is shown |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102414737A (en) * | 2009-03-03 | 2012-04-11 | 全球Oled科技有限责任公司 | Electroluminescent subpixel compensated drive signal |
CN102708793A (en) * | 2012-02-27 | 2012-10-03 | 京东方科技集团股份有限公司 | Pixel unit driving circuit and method as well as pixel unit |
CN102890913A (en) * | 2012-10-22 | 2013-01-23 | 深圳市华星光电技术有限公司 | AMOLED (active-matrix organic light-emitting diode) display device and precision ageing compensation method thereof |
CN103280188A (en) * | 2013-06-14 | 2013-09-04 | 电子科技大学 | Aging compensation system and method of OLED device |
US8665185B2 (en) * | 2010-12-22 | 2014-03-04 | National Taiwan University Of Science And Technology | Pixel unit of organic light emitting diode and display panel for achieving stable brightness using the same |
CN103688302A (en) * | 2011-05-17 | 2014-03-26 | 伊格尼斯创新公司 | Systems and methods for display systems with dynamic power control |
CN104575382A (en) * | 2015-01-06 | 2015-04-29 | 昆山国显光电有限公司 | Aging compensation system and method for OLED component |
US20150145754A1 (en) * | 2013-11-25 | 2015-05-28 | Sarnsung Display Co., Ltd. | Pixel circuit for increasing accuracy of current sensing |
CN104680979A (en) * | 2015-03-23 | 2015-06-03 | 京东方科技集团股份有限公司 | OLED (organic light-emitting diode) display device and method used for correcting residual image of OLED display device |
CN105788531A (en) * | 2016-05-20 | 2016-07-20 | 深圳市华星光电技术有限公司 | Driving circuit of OLED (Organic Light Emitting Diode) display panel |
-
2016
- 2016-12-15 CN CN201611162973.0A patent/CN106531083A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102414737A (en) * | 2009-03-03 | 2012-04-11 | 全球Oled科技有限责任公司 | Electroluminescent subpixel compensated drive signal |
US8665185B2 (en) * | 2010-12-22 | 2014-03-04 | National Taiwan University Of Science And Technology | Pixel unit of organic light emitting diode and display panel for achieving stable brightness using the same |
CN103688302A (en) * | 2011-05-17 | 2014-03-26 | 伊格尼斯创新公司 | Systems and methods for display systems with dynamic power control |
CN102708793A (en) * | 2012-02-27 | 2012-10-03 | 京东方科技集团股份有限公司 | Pixel unit driving circuit and method as well as pixel unit |
CN102890913A (en) * | 2012-10-22 | 2013-01-23 | 深圳市华星光电技术有限公司 | AMOLED (active-matrix organic light-emitting diode) display device and precision ageing compensation method thereof |
CN103280188A (en) * | 2013-06-14 | 2013-09-04 | 电子科技大学 | Aging compensation system and method of OLED device |
US20150145754A1 (en) * | 2013-11-25 | 2015-05-28 | Sarnsung Display Co., Ltd. | Pixel circuit for increasing accuracy of current sensing |
CN104575382A (en) * | 2015-01-06 | 2015-04-29 | 昆山国显光电有限公司 | Aging compensation system and method for OLED component |
CN104680979A (en) * | 2015-03-23 | 2015-06-03 | 京东方科技集团股份有限公司 | OLED (organic light-emitting diode) display device and method used for correcting residual image of OLED display device |
CN105788531A (en) * | 2016-05-20 | 2016-07-20 | 深圳市华星光电技术有限公司 | Driving circuit of OLED (Organic Light Emitting Diode) display panel |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106935193A (en) * | 2017-05-12 | 2017-07-07 | 京东方科技集团股份有限公司 | OLED drives compensation circuit, OLED display panel and its driving method |
US10565934B2 (en) | 2017-05-12 | 2020-02-18 | Boe Technology Group Co., Ltd. | Drive compensation circuit, display panel and driving method thereof |
CN109599069A (en) * | 2017-09-30 | 2019-04-09 | 北京小米移动软件有限公司 | A kind of method and apparatus that image is shown |
US10921584B2 (en) | 2017-09-30 | 2021-02-16 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and device for displaying image |
CN109599069B (en) * | 2017-09-30 | 2022-05-17 | 北京小米移动软件有限公司 | Image display method and device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110767158B (en) | Display device, display panel thereof and pixel driving circuit of display panel | |
CN104835452B (en) | Pixel circuit and driving method and related devices thereof | |
CN104850270B (en) | Driving method, drive circuit, touch module, panel and the device of touch module | |
EP3576080B1 (en) | Pixel driving circuit, pixel driving method, display panel and display device | |
CN104036725B (en) | Image element circuit and its driving method, organic electroluminescence display panel and display device | |
CN103489401B (en) | Image element circuit and driving method, array base palte and display device | |
CN103855192B (en) | A kind of AMOLED display device and image element driving method thereof | |
CN104347031B (en) | Display device, the method for driving the display device and electronic equipment | |
CN103714778B (en) | Image element circuit, the driving method of image element circuit and display device | |
CN104269429A (en) | Organic electroluminescence display device, driving method thereof and display device | |
CN106935190A (en) | A kind of organic electroluminescence display panel, organic light-emitting display device, the driving method of organic electroluminescence display panel | |
EP3203521A1 (en) | Organic electroluminescent display device and driving method therefor, and display apparatus | |
CN104200778A (en) | Pixel circuit as well as driving method, display panel and display device thereof | |
CN110675824B (en) | Signal output circuit, driving IC, display device and driving method thereof | |
CN102623485A (en) | Organic EL display and electronic apparatus | |
CN105070248A (en) | OLED driving system and driving method for improving contrast of picture | |
CN107610648B (en) | A method of compensation AMOLED pixel difference | |
CN101075410A (en) | Image display system and method for driving display assembly | |
CN101777304A (en) | Display apparatus and electronic apparatus | |
CN1460239A (en) | Drive circuit for driving active-matrix light-emitting element | |
CN106782317A (en) | AMOLED display panels and its driving method and drive device | |
CN102467872A (en) | Organic light emitting display and method of driving the same | |
CN103578428B (en) | A kind of driving method of image element circuit of active organic electroluminescent display | |
CN104809983B (en) | Pixel unit drive circuit, driving method and pixel cell | |
CN107068061A (en) | The driving method and device of AMOLED panel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for 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: 20170322 |