CN105469740A - Active matrix organic light emitting diode (OLED) and driving method thereof - Google Patents
Active matrix organic light emitting diode (OLED) and driving method thereof Download PDFInfo
- Publication number
- CN105469740A CN105469740A CN201510938371.9A CN201510938371A CN105469740A CN 105469740 A CN105469740 A CN 105469740A CN 201510938371 A CN201510938371 A CN 201510938371A CN 105469740 A CN105469740 A CN 105469740A
- Authority
- CN
- China
- Prior art keywords
- temperature
- signal
- screen body
- oled screen
- active matrix
- 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.)
- Granted
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]
Abstract
The invention provides an active matrix OLED and a driving method thereof, wherein the active matrix OLED comprises an OLED screen body and a driving device used for driving the OLED screen body, and the driving device comprises a gamma generator, a temperature compensation unit and a summator. An output end of the gamma generator and the temperature compensation unit are both connected to an input end of the summator. The gamma generator is used for providing a data signal, and the temperature compensation unit is used for sensing the temperature change of the OLED screen body and outputting a compensation signal, and the summator is used for overlaying the data signal and the compensation signal in order to obtain a driving signal. According to the invention, a temperature compensation result is realized by obtaining the compensation signal of the OLED screen body temperature through adoption of the temperature compensation unit and by overlaying the compensation signal and the data signal generated by the gamma generator, and a display problem caused due to the screen body temperature change can be improved.
Description
Technical field
The present invention relates to technical field of flat panel display, particularly a kind of active matrix/organic light emitting display and driving method thereof.
Background technology
In recent years, along with fast development and the application of infotech, radio mobile communication and information household appliances, the dependence of people to electronic product grows with each passing day, and more brings the flourish of various display technique and display device.Panel display apparatus has the features such as complete complanation, light, thin, power saving, is therefore widely used.
Wherein, active matrix/organic light emitting display (English full name ActiveMatrixOrganicLightingEmittingDisplay, be called for short AMOLED) be that one utilizes thin film transistor (TFT) (English full name ThinFilmTransistor, be called for short TFT) control Organic Light Emitting Diode (English full name OrganicLightingEmittingDiode, abbreviation OLED) carry out the panel display apparatus showing image, its display mode and traditional Thin Film Transistor-LCD (English full name ThinFilmTransistorliquidcrystaldisplay, be called for short TFT-LCD) display mode difference, without the need to backlight, and, there is contrast high, fast response time, visual angle is wide, the plurality of advantages such as frivolous.Therefore, active matrix/organic light emitting display is described as the display of a new generation that can replace Thin Film Transistor-LCD.
But the characteristic of TFT and OLED in AMOLED all can change along with the change of screen temperature.Therefore, the brightness of AMOLED and chromaticity coordinates also can be able to change along with the change of screen temperature.Can not change along with the change of temperature in order to ensure the brightness of AMOLED and chromaticity coordinates, industry adopts following two kinds of modes to revise the brightness of AMOLED and chromaticity coordinates usually: first kind of way carrys out the size of control inputs voltage; The second way revises video data code according to the screen temperature measured.But, these two kinds of modes all defectiveness.First kind of way due to power circuit need have larger load capacitance amount to regulate the size of input voltage, thus efficiency is not high.The second way then can reduce the dynamic range of video data.
Base this, how to solve existing active matrix/organic light emitting display because screen temperature change and cause brightness and chromaticity coordinates occur change problem, the technical matters having become those skilled in the art urgently to be resolved hurrily.
Summary of the invention
The object of the present invention is to provide a kind of active matrix/organic light emitting display and driving method thereof, cause brightness and chromaticity coordinates to occur the problem changed to solve existing active matrix/organic light emitting display because of the change of screen temperature.
For solving the problem, the invention provides a kind of active matrix/organic light emitting display, described active matrix/organic light emitting display comprises: OLED screen body and in order to drive the drive unit of described OLED screen body; Described drive unit comprises gamma maker, temperature compensation unit and totalizer, described gamma maker is all connected with the input end of described totalizer with the output terminal of temperature compensation unit, it is data-signal that described gamma maker is used for video data code conversion, described temperature compensation unit is for responding to the temperature variation of described OLED screen body and exporting compensating signal, and described totalizer is used for described data-signal and compensating signal to carry out superposing to obtain drive singal.
Optionally, in described active matrix/organic light emitting display, described temperature compensation unit comprises temperature-sensitive sticker and offset generator; Gathered temperature signal for detecting the temperature of described OLED screen body, and is supplied to described offset generator by described temperature-sensitive sticker; Described offset generator exports compensating signal according to described temperature signal.
Optionally, in described active matrix/organic light emitting display, described drive unit also comprises output buffer, and described output buffer is arranged between described totalizer and described OLED screen body, for carrying out buffer memory to described drive singal.
Accordingly, present invention also offers a kind of driving method of active matrix/organic light emitting display, the driving method of described active matrix/organic light emitting display comprises:
Detect the temperature of OLED screen body, and obtain compensating signal according to temperature signal;
Video data code is provided, and is data-signal by described video data code conversion;
Described compensating signal is superposed with described data-signal, to obtain drive singal; And
Described drive singal is utilized to drive described OLED screen body.
The present invention also provides a kind of active matrix/organic light emitting display, and described active matrix/organic light emitting display comprises: OLED screen body and in order to drive the drive unit of described OLED screen body, described drive unit comprises gamma maker, temperature compensation unit, gamma reference voltage maker and totalizer, described gamma reference voltage maker is all connected with the input end of described totalizer with the output terminal of temperature compensation unit, described gamma reference voltage maker is used for providing gamma reference voltage, described temperature compensation unit is for responding to the temperature variation of described OLED screen body and exporting compensating signal, described totalizer is used for described gamma reference voltage and compensating signal to carry out superposing to obtain offset data signal, described gamma maker is connected with the output terminal of described totalizer, for providing drive singal according to described offset data signal.
Optionally, in described active matrix/organic light emitting display, described temperature compensation unit comprises temperature-sensitive sticker and offset generator; Gathered temperature signal for detecting the temperature of described OLED screen body, and is supplied to described offset generator by described temperature-sensitive sticker; Described offset generator exports compensating signal according to described temperature signal.
Optionally, in described active matrix/organic light emitting display, described drive unit also comprises output buffer, and described output buffer is arranged between described gamma maker and described OLED screen body, for carrying out buffer memory to described drive singal.
Accordingly, present invention also offers a kind of driving method of active matrix/organic light emitting display, the driving method of described active matrix/organic light emitting display comprises:
Detect the temperature of OLED screen body, and obtain compensating signal according to temperature signal;
Gamma reference voltage is provided, and described compensating signal is superposed with gamma reference voltage, to obtain offset data signal;
Video data code is provided;
Drive singal is obtained according to described offset data signal and video data code;
Described drive singal is utilized to drive described OLED screen body.
In active matrix/organic light emitting display provided by the invention and driving method thereof, the compensating signal of OLED screen temperature is obtained by temperature compensation unit, and the data-signal that described compensating signal and gamma maker produce is superposed, thus realize effect temperature compensation, improve the display problem caused because screen temperature changes.
Accompanying drawing explanation
Fig. 1 is the structural representation of the active matrix/organic light emitting display of the embodiment of the present invention one;
Fig. 2 is the process flow diagram of the driving method of the active matrix/organic light emitting display of the embodiment of the present invention one;
Fig. 3 is the structural representation of the active matrix/organic light emitting display of the embodiment of the present invention two;
Fig. 4 is the process flow diagram of the driving method of the active matrix/organic light emitting display of the embodiment of the present invention two.
Embodiment
A kind of active matrix/organic light emitting display proposed the present invention below in conjunction with the drawings and specific embodiments and driving method thereof are described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
[embodiment one]
Please refer to Fig. 1, it is the structural representation of the active matrix/organic light emitting display of the embodiment of the present invention one.As shown in Figure 1, described active matrix/organic light emitting display comprises: OLED screen body (not shown) and in order to drive the drive unit 20 of described OLED screen body, described drive unit 20 comprises temperature compensation unit, gamma maker 25 and totalizer 27, described gamma maker 25 is all connected with the input end of described totalizer 27 with the output terminal of temperature compensation unit, described gamma maker 25 is for being data-signal by video data code conversion, described temperature compensation unit is for responding to the temperature variation of described OLED screen body and exporting compensating signal, described totalizer 27 is for being undertaken superposing to obtain drive singal by described data-signal and compensating signal.
Concrete, described temperature compensation unit comprises temperature-sensitive sticker 21 and offset generator 23, the output terminal of described temperature-sensitive sticker 21 is connected with the input end of described offset generator 23, gathered temperature signal for detecting the temperature of described OLED screen body, and is supplied to described offset generator 23 by described temperature-sensitive sticker 21.The temperature signal that described offset generator 23 inputs based on outside produces compensating signal, and described compensating signal is supplied to described totalizer 27.Described data-signal for being data-signal by video data code conversion, and is supplied to described totalizer 27 by described gamma maker 25.The data-signal received and compensating signal superpose by described totalizer 27, to obtain drive singal.
Please continue to refer to Fig. 1, described drive unit 20 also comprises output buffer 29, described output buffer 29 is arranged between described totalizer 27 and described OLED screen body, for carrying out buffer memory to described drive singal, output terminal being connected with described OLED screen body by described output buffer 29 of described totalizer 27, described drive singal is supplied to described OLED screen body via described output buffer 29, drives described OLED screen body.
In the present embodiment, the compensating signal of described OLED screen temperature is obtained by described temperature compensation unit, and the data-signal that described compensating signal and described gamma maker 25 produce is superposed, utilize the drive singal after superposition to drive described OLED screen body.Because described drive singal can the corresponding change along with temperature variation, therefore, it is possible to realize effect temperature compensation.Even if the temperature of described OLED screen body changes, brightness and the chromaticity coordinates of described active matrix/organic light emitting display also there will not be change.
Accordingly, present invention also offers a kind of driving method of active matrix/organic light emitting display.Incorporated by reference to reference to figure 1 and Fig. 2, the driving method of described active matrix/organic light emitting display comprises:
Step one: the temperature detecting OLED screen body, and obtain compensating signal according to temperature signal;
Step 2: video data code is provided, and be data-signal by described video data code conversion;
Step 3: superposed with described data-signal by described compensating signal, to obtain drive singal;
Step 4: utilize described drive singal to drive described OLED screen body.
Concrete, first, detected the temperature of OLED screen body by temperature-sensitive sticker 21, and the temperature signal collected is supplied to offset generator 23.
Then, described offset generator 23 produces compensating signal according to described temperature signal, and described temperature compensation letter is supplied to totalizer 27.
Then, provide video data code to gamma maker 25, utilize described gamma maker 25 to be data-signal by described video data code conversion.
Afterwards, utilize totalizer 27 to be superposed with data-signal by described compensating signal, thus obtain drive singal.
Finally, described drive singal drives described OLED screen body via output buffer 29.
Adopt above-mentioned driving method to drive active matrix/organic light emitting display, do not need control inputs voltage or amendment video data code, temperature variation just can be avoided the impact of display effect.
[embodiment two]
Please refer to Fig. 3, it is the structural representation of the active matrix/organic light emitting display of the embodiment of the present invention two.As shown in Figure 3, described active matrix/organic light emitting display comprises: OLED screen body (not shown) and in order to drive the drive unit 30 of described OLED screen body, described drive unit 30 comprises temperature compensation unit, gamma maker 35, gamma reference voltage maker 36 and totalizer 37, described gamma reference voltage maker 36 is all connected with the input end of described totalizer 37 with the output terminal of temperature compensation unit, described gamma reference voltage maker 36 is for providing gamma reference voltage, described temperature compensation unit is for responding to the temperature variation of described OLED screen body and exporting compensating signal, described totalizer 37 is for being undertaken superposing to obtain offset data signal by described gamma reference voltage and compensating signal, described gamma maker 35 is connected with the output terminal of described totalizer 37, for providing drive singal according to described offset data signal.
Concrete, described temperature compensation unit comprises temperature-sensitive sticker 31 and offset generator 33, the output terminal of described temperature-sensitive sticker 31 is connected with the input end of described offset generator 33, gathered temperature signal for detecting the temperature of described OLED screen body, and is supplied to described offset generator 33 by described temperature-sensitive sticker 31.The temperature signal that described offset generator 33 inputs based on outside produces compensating signal, and described compensating signal is supplied to described totalizer 37.Described gamma reference voltage for providing gamma reference voltage, and is supplied to described totalizer 37 by described gamma reference voltage maker 36.The compensating signal received and gamma reference voltage superpose by described totalizer 37, to obtain offset data signal.Described gamma maker 35 receives the video data code of described offset data signal and outside input, and according to described video data code and offset data signal acquisition drive singal.
Please continue to refer to Fig. 3, described drive unit 30 also comprises output buffer 39, described output buffer 39 is arranged between described gamma maker 35 and described OLED screen body (not shown), for carrying out buffer memory to described drive singal, output terminal being connected with described OLED screen body by described output buffer 39 of described gamma maker 35, described drive singal is supplied to described OLED screen body via described output buffer 39, drives described OLED screen body.
The difference of the present embodiment and embodiment one is, described drive unit 30 also comprises gamma reference voltage maker 36, the compensating signal that described temperature compensation unit exports superposes with the gamma reference voltage that described gamma reference voltage maker 36 produces, instead of superposes with the data-signal that described gamma maker 35 exports.
As shown in Figure 3, described totalizer 37 receives the gamma reference voltage of described gamma reference voltage maker 36 output and the compensating signal of described offset generator 33 output, and described gamma reference voltage and compensating signal are carried out superposing to obtain offset data signal, described gamma maker 35 receives the video data code of described offset data signal and outside input, and according to described video data code and offset data signal acquisition drive singal, described output buffer 39 is arranged between described gamma maker 35 and described OLED screen body, for carrying out buffer memory to described drive singal, described drive singal is driven described OLED screen body by described impact damper 39.
In the present embodiment, by described temperature compensation unit, gamma reference voltage is compensated, and according to the gamma reference voltage (i.e. offset data signal) after compensation and the outside video data code output drive signal inputted, because described drive singal can the corresponding change along with temperature variation, therefore, it is possible to realize effect temperature compensation, thus improve the display problem caused due to temperature change.
Accordingly, present invention also offers a kind of driving method of active matrix/organic light emitting display.Incorporated by reference to reference to figure 3 and Fig. 4, the driving method of described active matrix/organic light emitting display comprises:
Step one: the temperature detecting OLED screen body, and obtain compensating signal according to temperature signal;
Step 2: gamma reference voltage is provided, and described compensating signal is superposed with gamma reference voltage, to obtain offset data signal;
Step 3: video data code is provided;
Step 4: obtain drive singal according to described offset data signal and video data code;
Step 5: utilize described drive singal to drive described OLED screen body.
Concrete, first, detected the temperature of OLED screen body by temperature-sensitive sticker 31, and the temperature signal collected is supplied to offset generator 33.
Then, described offset generator 33 produces compensating signal according to described temperature signal, and described temperature compensation letter is supplied to totalizer 37.
Then, gamma reference voltage is provided by gamma reference voltage maker 36 to described totalizer 37.
Afterwards, utilize described totalizer 37 to be superposed by the gamma reference voltage that described compensating signal and described gamma reference voltage maker 36 produce, thus obtain offset data signal.
After this, video data code is provided to gamma maker 35.Described gamma maker 35 receiving video data code and offset data signal, and according to described video data code and offset data signal output drive signal.
Finally, described drive singal drives described OLED screen body via output buffer 39.
To sum up, in active matrix/organic light emitting display provided by the invention and driving method thereof, temperature compensation unit is utilized to obtain the compensating signal of OLED screen temperature, and the data-signal that described compensating signal and gamma maker produce is superposed, thus realize effect temperature compensation, the present invention does not need control inputs voltage or amendment video data code, just can improve the display problem caused because screen temperature changes.
Foregoing description is only the description to present pre-ferred embodiments, any restriction not to the scope of the invention, and any change that the those of ordinary skill in field of the present invention does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (8)
1. an active matrix/organic light emitting display, is characterized in that, comprising: OLED screen body and in order to drive the drive unit of described OLED screen body; Described drive unit comprises gamma maker, temperature compensation unit and totalizer, described gamma maker is all connected with the input end of described totalizer with the output terminal of temperature compensation unit, it is data-signal that described gamma maker is used for video data code conversion, described temperature compensation unit is for responding to the temperature variation of described OLED screen body and exporting compensating signal, and described totalizer is used for described data-signal and compensating signal to carry out superposing to obtain drive singal.
2. active matrix/organic light emitting display as claimed in claim 1, it is characterized in that, described temperature compensation unit comprises temperature-sensitive sticker and offset generator; Gathered temperature signal for detecting the temperature of described OLED screen body, and is supplied to described offset generator by described temperature-sensitive sticker; Described offset generator exports compensating signal according to described temperature signal.
3. active matrix/organic light emitting display as claimed in claim 1, it is characterized in that, described drive unit also comprises output buffer, and described output buffer is arranged between described totalizer and described OLED screen body, for carrying out buffer memory to described drive singal.
4. a driving method for active matrix/organic light emitting display as claimed any one in claims 1 to 3, is characterized in that, comprising:
Detect the temperature of OLED screen body, and obtain compensating signal according to temperature signal;
Video data code is provided, and is data-signal by described video data code conversion;
Described compensating signal is superposed with described data-signal, to obtain drive singal; And
Described drive singal is utilized to drive described OLED screen body.
5. an active matrix/organic light emitting display, is characterized in that, comprising: OLED screen body and in order to drive the drive unit of described OLED screen body, described drive unit comprises gamma maker, temperature compensation unit, gamma reference voltage maker and totalizer, described gamma reference voltage maker is all connected with the input end of described totalizer with the output terminal of temperature compensation unit, described gamma reference voltage maker is used for providing gamma reference voltage, described temperature compensation unit is for responding to the temperature variation of described OLED screen body and exporting compensating signal, described totalizer is used for described gamma reference voltage and compensating signal to carry out superposing to obtain offset data signal, described gamma maker is connected with the output terminal of described totalizer, for providing drive singal according to described offset data signal.
6. active matrix/organic light emitting display as claimed in claim 5, it is characterized in that, described temperature compensation unit comprises temperature-sensitive sticker and offset generator; Gathered temperature signal for detecting the temperature of described OLED screen body, and is supplied to described offset generator by described temperature-sensitive sticker; Described offset generator exports compensating signal according to described temperature signal.
7. active matrix/organic light emitting display as claimed in claim 5, it is characterized in that, described drive unit also comprises output buffer, and described output buffer is arranged between described gamma maker and described OLED screen body, for carrying out buffer memory to described drive singal.
8. a driving method for the active matrix/organic light emitting display according to any one of claim 5 to 7, is characterized in that, comprising:
Detect the temperature of OLED screen body, and obtain compensating signal according to temperature signal;
Gamma reference voltage is provided, and described compensating signal is superposed with gamma reference voltage, to obtain offset data signal;
Video data code is provided;
Drive singal is obtained according to described offset data signal and video data code; And
Described drive singal is utilized to drive described OLED screen body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510938371.9A CN105469740B (en) | 2015-12-15 | 2015-12-15 | Active matrix/organic light emitting display and its driving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510938371.9A CN105469740B (en) | 2015-12-15 | 2015-12-15 | Active matrix/organic light emitting display and its driving method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105469740A true CN105469740A (en) | 2016-04-06 |
| CN105469740B CN105469740B (en) | 2018-12-11 |
Family
ID=55607375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510938371.9A Active CN105469740B (en) | 2015-12-15 | 2015-12-15 | Active matrix/organic light emitting display and its driving method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105469740B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106601202A (en) * | 2016-12-14 | 2017-04-26 | 昆山龙腾光电有限公司 | Liquid crystal display device, gamma voltage adjusting device and adjusting method thereof |
| WO2018188187A1 (en) * | 2017-04-10 | 2018-10-18 | 深圳市华星光电半导体显示技术有限公司 | Drive system and drive method for display screen |
| WO2019024256A1 (en) * | 2017-08-02 | 2019-02-07 | 深圳市华星光电半导体显示技术有限公司 | Amoled display panel having temperature compensation function, and display device |
| CN109975979A (en) * | 2019-04-15 | 2019-07-05 | 安徽信息工程学院 | A kind of AR glasses |
| CN110021268A (en) * | 2019-04-16 | 2019-07-16 | 京东方科技集团股份有限公司 | The display control method and device of OLED |
| US10699647B2 (en) | 2017-04-10 | 2020-06-30 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd | Driving system of display screen and driving method thereof |
| WO2022160496A1 (en) * | 2021-01-28 | 2022-08-04 | 京东方科技集团股份有限公司 | Display compensation method, display compensation device and display device |
| CN115206230A (en) * | 2022-07-29 | 2022-10-18 | 浙江传媒学院 | Drive circuit and drive control method thereof |
| TWI804152B (en) * | 2022-01-11 | 2023-06-01 | 大陸商集創北方（珠海）科技有限公司 | OLED panel driving method, OLED display and information processing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101194300A (en) * | 2005-04-12 | 2008-06-04 | 伊格尼斯创新有限公司 | Method and system for compensation of non-uniformities in light emitting device displays |
| CN101625825A (en) * | 2008-07-08 | 2010-01-13 | 乐金显示有限公司 | Gamma reference voltage generation circuit and flat panel display using it |
| US20130321485A1 (en) * | 2012-06-04 | 2013-12-05 | Samsung Electronics Co., Ltd. | Organic light emitting display device and driving method thereof |
| CN103730088A (en) * | 2012-10-15 | 2014-04-16 | 乐金显示有限公司 | Apparatus and method for driving of organic light emitting display device |
| CN103794187A (en) * | 2014-01-27 | 2014-05-14 | 北京京东方光电科技有限公司 | Gamma reference voltage generation device and displayer |
| US20140375704A1 (en) * | 2013-06-24 | 2014-12-25 | Apple Inc. | Organic Light-Emitting Diode Display With Burn-In Reduction Capabilities |
| CN104795036A (en) * | 2015-04-28 | 2015-07-22 | 京东方科技集团股份有限公司 | Compensation circuit, drive circuit, operating method thereof and display device |
-
2015
- 2015-12-15 CN CN201510938371.9A patent/CN105469740B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101194300A (en) * | 2005-04-12 | 2008-06-04 | 伊格尼斯创新有限公司 | Method and system for compensation of non-uniformities in light emitting device displays |
| CN101625825A (en) * | 2008-07-08 | 2010-01-13 | 乐金显示有限公司 | Gamma reference voltage generation circuit and flat panel display using it |
| US20130321485A1 (en) * | 2012-06-04 | 2013-12-05 | Samsung Electronics Co., Ltd. | Organic light emitting display device and driving method thereof |
| CN103730088A (en) * | 2012-10-15 | 2014-04-16 | 乐金显示有限公司 | Apparatus and method for driving of organic light emitting display device |
| US20140375704A1 (en) * | 2013-06-24 | 2014-12-25 | Apple Inc. | Organic Light-Emitting Diode Display With Burn-In Reduction Capabilities |
| CN103794187A (en) * | 2014-01-27 | 2014-05-14 | 北京京东方光电科技有限公司 | Gamma reference voltage generation device and displayer |
| CN104795036A (en) * | 2015-04-28 | 2015-07-22 | 京东方科技集团股份有限公司 | Compensation circuit, drive circuit, operating method thereof and display device |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106601202A (en) * | 2016-12-14 | 2017-04-26 | 昆山龙腾光电有限公司 | Liquid crystal display device, gamma voltage adjusting device and adjusting method thereof |
| WO2018188187A1 (en) * | 2017-04-10 | 2018-10-18 | 深圳市华星光电半导体显示技术有限公司 | Drive system and drive method for display screen |
| US10699647B2 (en) | 2017-04-10 | 2020-06-30 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd | Driving system of display screen and driving method thereof |
| WO2019024256A1 (en) * | 2017-08-02 | 2019-02-07 | 深圳市华星光电半导体显示技术有限公司 | Amoled display panel having temperature compensation function, and display device |
| CN109975979A (en) * | 2019-04-15 | 2019-07-05 | 安徽信息工程学院 | A kind of AR glasses |
| CN110021268A (en) * | 2019-04-16 | 2019-07-16 | 京东方科技集团股份有限公司 | The display control method and device of OLED |
| CN110021268B (en) * | 2019-04-16 | 2020-12-11 | 京东方科技集团股份有限公司 | Display control method and device of OLED |
| WO2022160496A1 (en) * | 2021-01-28 | 2022-08-04 | 京东方科技集团股份有限公司 | Display compensation method, display compensation device and display device |
| TWI804152B (en) * | 2022-01-11 | 2023-06-01 | 大陸商集創北方（珠海）科技有限公司 | OLED panel driving method, OLED display and information processing device |
| CN115206230A (en) * | 2022-07-29 | 2022-10-18 | 浙江传媒学院 | Drive circuit and drive control method thereof |
| CN115206230B (en) * | 2022-07-29 | 2023-04-28 | 浙江传媒学院 | Driving circuit and driving control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105469740B (en) | 2018-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105469740A (en) | Active matrix organic light emitting diode (OLED) and driving method thereof | |
| CN105913801B (en) | A kind of organic light emitting display panel and its driving method | |
| CN103996377B (en) | Image element circuit and display device | |
| CN104835454A (en) | Organic electroluminescence touch control panel, driving method thereof and display device | |
| CN102201194B (en) | Shift register circuit | |
| EP3163559B1 (en) | Pixel circuit, display panel and display device | |
| CN103354080B (en) | Active matrix organic light-emitting diode pixel unit circuit and display panel | |
| US9645662B2 (en) | Pixel circuit, display panel and display apparatus | |
| CN105185306A (en) | Pixel circuit, driving method for the pixel circuit, display substrate and display apparatus | |
| CN104700782A (en) | OELD pixel circuit, display device and control method | |
| CN104778925A (en) | OLED pixel circuit, display device and control method | |
| CN106782312A (en) | A kind of image element circuit and its driving method, display device | |
| CN103280188A (en) | Aging compensation system and method of OLED device | |
| CN102214440B (en) | Method for reducing power-supply ripples of active matrix light-emitting display | |
| CN103871363A (en) | Organic light emitting diode display device and method for driving the same | |
| CN104637450B (en) | Display panel and restoration method thereof | |
| CN104064140A (en) | Pixel circuit, drive method of pixel circuit, organic light-emitting display panel and display device | |
| CN104269142B (en) | Touch drive circuit and its driving method | |
| CN102750903B (en) | Organic light emitting display system and brightness ununiformity eliminating method of organic light emitting display system | |
| CN104732944B (en) | Source electrode drive circuit, source driving method and display device | |
| CN104700783A (en) | Pixel driving circuit, driving method thereof, array substrate and display device | |
| CN108268167A (en) | Touch display unit | |
| CN103854600A (en) | Organic light emitting diode display and method for driving the same | |
| CN104835470A (en) | Display substrate driving device and driving method, and display equipment | |
| US20150378470A1 (en) | Pixel circuit, display panel 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201215 Address after: No.146 Tianying Road, high tech Zone, Chengdu, Sichuan Province Patentee after: Chengdu CHENXIAN photoelectric Co.,Ltd. Address before: No. 215300, Kunshan, Jiangsu Province Patentee before: Kunshan New Flat Panel Display Technology Center Co.,Ltd. Patentee before: KunShan Go-Visionox Opto-Electronics Co.,Ltd. |