CN204257174U - Active matrix organic LED panel drive system and display - Google Patents
Active matrix organic LED panel drive system and display Download PDFInfo
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- CN204257174U CN204257174U CN201420509811.XU CN201420509811U CN204257174U CN 204257174 U CN204257174 U CN 204257174U CN 201420509811 U CN201420509811 U CN 201420509811U CN 204257174 U CN204257174 U CN 204257174U
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Abstract
This application discloses a kind of active matrix organic LED panel drive system and display, institute AMOLED drive system is stated and is comprised microcontroller, TFT-LCD time schedule controller, frequency multiplier circuit and TFT-LCD Drive of row and column device.It is visible so the application passes through the AMOLED drive system adopting the time schedule controller in microcontroller, frequency multiplier circuit, TFT-LCD and TFT-LCD ranks controller to form, shorten the R&D cycle of described AMOLED drive system, and there is good versatility, reliability, the time schedule controller used in this system and Drive of row and column device can commercially be purchased easily, suitable a large amount of production.
Description
Technical field
The application relates to display control system technical field, more particularly, relates to a kind of active matrix organic LED panel (Active Matrix/Organic Light Emitting Diode, AMOLED) drive system and display.
Background technology
AMOLED is a kind of display technique be applied in TV and mobile device.AMOLED with its such as low in energy consumption, fast response time, wide viewing angle, high resolving power display, wide temp performance can be realized, cost is low, high brightness, high-contrast, quality light, be easy to realize the advantage such as full color and Flexible Displays, is widely used in display technique field.Also receive in technical field of flat panel display simultaneously and pay close attention to widely, be considered to the display device most possibly replacing LCD.
As the display technique of a new generation, the technology of preparing of traditional AMOLED is ripe not enough, presents variation.Lack proprietary AMOLED drived control chip in the market, and driving chip versatility is not strong.
Therefore the AMOLED drive system that a kind of versatility is extremely strong is now badly in need of.
Utility model content
In view of this, the application provides a kind of AMOLED drive system, and this AMOLED drive system has good versatility.
To achieve these goals, the existing scheme proposed is as follows:
A kind of active matrix organic LED panel AMOLED drive system, described drive system comprises:
For exporting the microcontroller of RGB data-signal;
The thin film transistor liquid crystal display screen TFT-LCD time schedule controller that first input end is connected with described microcontroller;
Input end is connected with described microcontroller output, the frequency multiplier circuit that output terminal is connected with described TFT-LCD time schedule controller second input end;
One end is connected with described TFT-LCD time schedule controller output terminal the TFT-LCD Drive of row and column device that the other end is connected with AMOLED display screen.
Preferably, in above-mentioned AMOLED drive system, can also comprise:
Supply voltage circuit, for providing the operating voltage of adaptation to ensure described TFT-LCD time schedule controller and TFT-LCD ranks controller normal working voltage for described TFT-LCD time schedule controller and TFT-LCD ranks controller.
Preferably, in above-mentioned AMOLED drive system, can also comprise:
Gamma-corrected voltage circuit, is connected with the row driver in described TFT-LCD ranks controller, for realizing the display of AMOLED display screen GTG.
Preferably, in above-mentioned AMOLED drive system, described frequency multiplier circuit can be:
By the frequency multiplier circuit of the frequency upgrading 1 times of the data clock signal in described RGB data-signal.
Preferably, in above-mentioned AMOLED drive system, described TFT-LCD time schedule controller can be:
Described RGB data-signal can be converted to the TFT-LCD time schedule controller of white RGB data-signal.
A kind of active matrix organic LED panel displayer, described display comprises the AMOLED drive system in above-mentioned any one.
Preferably, the AMOLED display screen in above-mentioned displayer can comprise: the red-green-blue display screen matched with described TFT-LCD time schedule controller signal output order.
Preferably, the AMOLED display screen in above-mentioned displayer can comprise: the four primary display screen with white RGB four kinds of pixel cells.
Preferably, in above-mentioned displayer, the AMOLED display screen of described displayer comprises: pixel cell puts in order the four primary display screen matched with described TFT-LCD time schedule controller signal output order.
Preferably, the AMOLED display screen in above-mentioned displayer, can comprise:
AMOLED shields;
Be arranged at described AMOLED and shield the touch panel sensor of upper surface and package board, the integrated lower surface with package board of wherein said touch panel sensor.
As can be seen from above-mentioned technical scheme, because relative AMOLED TFT-LCD technology is comparatively ripe, and there is time schedule controller and the TFT-LCD ranks controller of a large amount of TFT-LCD in the market, so the application is by adopting microcontroller, frequency multiplier circuit, the AMOLED drive system of the time schedule controller in TFT-LCD and TFT-LCD ranks controller composition, shorten the R&D cycle of described AMOLED drive system, and there is good versatility, reliability, the time schedule controller used in this system and Drive of row and column device can commercially be purchased easily, suitable a large amount of production.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural drawing of Fig. 1 a kind of AMOLED drive system disclosed in the embodiment of the present application;
The structural drawing of Fig. 2 a kind of AMOLED drive system disclosed in another embodiment of the application;
The structural drawing of Fig. 3 a kind of AMOLED drive system disclosed in another embodiment of the application.
Embodiment
In order to the problem that the Driving technique solving traditional AMOLED equipment is not mature enough, applicant is through investigating discovery in a large number, traditional Thin Film Transistor-LCD (Thin Film Transistor-Liquid Crystal Display, TFT-LCD) technology is quite ripe, and it can control described AMOLED equipment equally well with TFT-LCD ranks controller to adopt the sequential control of described TFT-LCD by lot of experiment validation, therefore applicant provides following technical scheme:
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
The structural drawing of Fig. 1 a kind of AMOLED drive system disclosed in the embodiment of the present application.
See Fig. 1, AMOLED drive system disclosed in the present embodiment, comprising: microcontroller 1, TFT-LCD time schedule controller 2, frequency multiplier circuit 3 and TFT-LCD Drive of row and column device 4.
Wherein, the output terminal of described microcontroller 1 is connected with the input end of described frequency multiplier circuit 3 with the first input end of described TFT-LCD time schedule controller 2 respectively, for generation of RGB (RGB) data-signal, described RGB data signal is used for indirectly controlling the displaying contents of the AMOLED display screen 5 be connected with described AMOLED drive system;
Rgb signal: a kind of method that a kind of method of encoding to color is encoded to color is referred to as " color space " or " colour gamut ", can represent with three variablees, that is: the intensity of red (R), green (G) and blue (B), wherein said rgb signal comprises field sync signal (Vertical Synchronization, VSYNC), line synchronizing signal (horizontal Synchronization, HSYNC), data valid signal (ENABLE), data clock signal (DCLK) and rgb image data signal.
Described frequency multiplier circuit 3 output terminal is connected with the second input end of described TFT-LCD time schedule controller 2, for obtaining the DCLK signal in described rgb signal, and the frequency of described DCLK signal is converted, and the DCLK signal after conversion is inputed to described TFT-LCD time schedule controller 2;
After described TFT-LCD time schedule controller 2 gets described rgb signal and described DCLK signal, described rgb signal is resolved, and produce display control signal according to the frequency of the DCLK after described conversion, and described display control signal is sent to described TFT-LCD Drive of row and column device 4;
Described TFT-LCD Drive of row and column device 4 controls the displaying contents of described AMOLED display screen according to described display control signal;
Wherein said TFT-LCD time schedule controller 2 and described TFT-LCD Drive of row and column device 4 are sequence drivers in conventional thin film transistor LCDs and Drive of row and column device.
Described microcontroller is the general designation of the equipment that can generate RGB data signal, as long as the existing equipment of described RGB data signal can be generated, all within the protection domain of the application, and such as, RGB data signal generator in TFT-LCD.
This scheme is by TFT-LCD drive circuit system successful implantation in AMOLED display, and compatible TFT-LCD software program, need not develop special AMOLED driving chip, is beneficial to and shortens the research and development of products cycle, saves R&D costs.
Current TFT-LCD technology is quite ripe, and this scheme reliability is strong, is beneficial to AMOLED product and produces in a large number
Visible, because relative AMOLED TFT-LCD technology is comparatively ripe, and there is time schedule controller and the TFT-LCD ranks controller of a large amount of TFT-LCD in the market, so the application is by adopting microcontroller, frequency multiplier circuit, the AMOLED drive system of the time schedule controller in TFT-LCD and TFT-LCD ranks controller composition, shorten the R&D cycle of described AMOLED drive system, and there is good versatility, reliability, the TFT-LCD time schedule controller used in this system and TFT-LCD ranks controller can commercially be purchased easily, suitable a large amount of production.
The structural drawing of Fig. 2 a kind of AMOLED drive system disclosed in another embodiment of the application.
See Fig. 2, in order to ensure the normal work of described TFT-LCD time schedule controller and TFT-LCD ranks controller, supply voltage circuit 6 can also be comprised in above-mentioned AMOLED drive system, described supply voltage circuit 6 is connected with described TFT-LCD ranks controller 4 with described TFT-LCD time schedule controller 2 respectively, and can be connected with described AMOLED display screen 5, for according to described TFT-LCD time schedule controller 2, the work requirements of row driver 4 and AMOLED display screen 5, be respectively described TFT-LCD time schedule controller 2, row driver 4 and AMOLED display screen 5 provide the operating voltage with its adaptation, to ensure that it normally works.
The structural drawing of Fig. 3 a kind of AMOLED drive system disclosed in the another embodiment of the application.
See Fig. 3, in order to make the display effect of described AMOLED display screen better, gamma-corrected voltage electricity 7 can also be comprised in above-mentioned AMOLED drive system, described gamma-correction circuit 7 is connected with described TFT-LCD ranks controller 4, for correcting the horse curve that adds of image, more specifically, described gamma-correction circuit 7 is connected with the row driver in described column driver circuitry 4, to realize the display of described AMOLED display screen GTG.
In order to prevent liquid crystal generation polarization phenomena in traditional TFT-LCD, described TFT-LCD time schedule controller needs to send negative gamma data, liquid crystal is overturn, but in described AMOLED display screen, then there is not this problem, so present invention also provides a kind of scheme removing described negative gamma data, concrete, the program is: adopt described frequency multiplier circuit 3 to be undertaken double by the frequency of the DCLK data-signal in described RGB, by the frequency upgrading 1 times of the DCLK signal in described RGB data signal, DCLK data-signal after frequency upgrading one times is sent to described TFT-LCD time schedule controller, sampled by the row driver output terminal isolation in described TFT-LCD ranks controller, thus remove negative gamma data.
In addition, in order to reach better display effect, four look display techniques are arisen at the historic moment, so the described TFT-LCD time schedule controller in the application can also for being converted to the TFT-LCD time schedule controller of white RGB data-signal by described RGB data-signal.
Such as described time schedule controller can be the time schedule controller mentioned in CN103680433A for application publication number.
Corresponding to described AMOLED drive system, disclosed herein as well is a kind of displayer, described displayer can comprise described AMOLED drive system disclosed in the above-mentioned any one of the application.
In the process that described AMOLED display screen is connected up, many connecting lines there will be crossover phenomenon, application literary composition finds after deliberation, cross spider quantity number there is certain relation with the putting in order of pixel display unit of described TFT-LCD time schedule controller signal output order and described AMOLED display screen, so the quantity in order to reduce cross spider, the AMOLED display screen adopted in described displayer is that pixel cell puts in order the red-green-blue display screen matched with described TFT-LCD time schedule controller signal output order.
Certainly corresponding with above-mentioned display screen, when described time schedule controller is the time schedule controller in four look technology, the display screen in described displayer is the four primary display screen with white RGB four kinds of pixel cells.In order to reduce the quantity of cross spider, the described display screen that this has white RGB four kinds of pixel cells is that pixel cell puts in order the four primary display screen matched with described TFT-LCD time schedule controller signal output order.
In order to can be more user-friendly, the AMOLED display screen in described displayer can also have the function of described touch-screen, concrete:
Described AMOLED display screen can comprise: AMOLED screen, be arranged at described AMOLED and shield the touch panel sensor of upper surface and package board, the integrated lower surface with package board of wherein said touch panel sensor.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the application.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an active matrix organic LED panel drive system, is characterized in that comprising:
For exporting the microcontroller of RGB data-signal;
The thin film transistor liquid crystal display screen TFT-LCD time schedule controller that first input end is connected with described microcontroller;
Input end is connected with described microcontroller output, the frequency multiplier circuit that output terminal is connected with described TFT-LCD time schedule controller second input end;
One end is connected with described TFT-LCD time schedule controller output terminal the TFT-LCD Drive of row and column device that the other end is connected with AMOLED display screen.
2. active matrix organic LED panel drive system according to claim 1, is characterized in that, also comprise:
Supply voltage circuit, for providing the operating voltage of adaptation to ensure described TFT-LCD time schedule controller and TFT-LCD ranks controller normal working voltage for described TFT-LCD time schedule controller and TFT-LCD ranks controller.
3. active matrix organic LED panel drive system according to claim 1, is characterized in that, also comprise:
Gamma-corrected voltage circuit, is connected with the row driver in described TFT-LCD ranks controller, for realizing the display of AMOLED display screen GTG.
4. active matrix organic LED panel drive system according to claim 1, is characterized in that, described frequency multiplier circuit is:
By the frequency multiplier circuit of the frequency upgrading 1 times of the data clock signal in described RGB data-signal.
5. active matrix organic LED panel drive system according to claim 1, is characterized in that, described TFT-LCD time schedule controller is: the TFT-LCD time schedule controller that described RGB data-signal can be converted to white RGB data-signal.
6. an active matrix organic LED panel display, is characterized in that, described display comprises the AMOLED drive system in the claims 1-5 any one.
7. active matrix organic LED panel display according to claim 6, it is characterized in that, the AMOLED display screen of described display comprises: pixel cell puts in order the red-green-blue display screen matched with described TFT-LCD time schedule controller signal output order.
8. active matrix organic LED panel display according to claim 6, is characterized in that, the AMOLED display screen of described display comprises: the four primary display screen with white RGB four kinds of pixel cells.
9. active matrix organic LED panel display according to claim 8, it is characterized in that, the AMOLED display screen of described display comprises: pixel cell puts in order the four primary display screen matched with described TFT-LCD time schedule controller signal output order.
10. active matrix organic LED panel display according to claim 6, is characterized in that, the AMOLED display screen of described display comprises:
AMOLED shields;
Be arranged at described AMOLED and shield the touch panel sensor of upper surface and package board, the integrated lower surface with package board of wherein said touch panel sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509811.XU CN204257174U (en) | 2014-09-04 | 2014-09-04 | Active matrix organic LED panel drive system and display |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420509811.XU CN204257174U (en) | 2014-09-04 | 2014-09-04 | Active matrix organic LED panel drive system and display |
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| CN204257174U true CN204257174U (en) | 2015-04-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017059628A1 (en) * | 2015-10-10 | 2017-04-13 | 深圳市华星光电技术有限公司 | Amoled display apparatus and driving method therefor |
| CN112927648A (en) * | 2019-12-06 | 2021-06-08 | 西安诺瓦星云科技股份有限公司 | Display control method and device, module control card and LED display screen |
| CN117059021A (en) * | 2023-10-11 | 2023-11-14 | 南京酷开智慧屏科技有限公司 | Lattice screen based on SOC and driving method thereof |
-
2014
- 2014-09-04 CN CN201420509811.XU patent/CN204257174U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017059628A1 (en) * | 2015-10-10 | 2017-04-13 | 深圳市华星光电技术有限公司 | Amoled display apparatus and driving method therefor |
| CN112927648A (en) * | 2019-12-06 | 2021-06-08 | 西安诺瓦星云科技股份有限公司 | Display control method and device, module control card and LED display screen |
| CN117059021A (en) * | 2023-10-11 | 2023-11-14 | 南京酷开智慧屏科技有限公司 | Lattice screen based on SOC and driving method thereof |
| CN117059021B (en) * | 2023-10-11 | 2024-01-26 | 南京酷开智慧屏科技有限公司 | Lattice screen based on SOC and driving method thereof |
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