CN104835441B - Display control circuit and method, display device - Google Patents
Display control circuit and method, display device Download PDFInfo
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- CN104835441B CN104835441B CN201510272532.5A CN201510272532A CN104835441B CN 104835441 B CN104835441 B CN 104835441B CN 201510272532 A CN201510272532 A CN 201510272532A CN 104835441 B CN104835441 B CN 104835441B
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Abstract
The present invention relates to display technology field, disclosing a kind of display control circuit includes：Controller, gate driver switch group, source drive switches set, gate drivers and source electrode driver, the source electrode driver of the viewing area of each source switch connection controller and control corresponding with source switch in the gate drivers of the viewing area of each gate switch connection controller and control corresponding with gate switch in gate driver switch group, source drive switches set；Controller exports signal and source signal, and receiving area idsplay order, determines viewing area, sends switch closure signals to the gate switch and source switch for controlling viewing area.Also disclose a kind of display control method and display device.The present invention realizes subregion and independently shown.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display control circuit and method, display device.
Background technology
Following car-mounted display would is that speed in a highly integrated presentation of information center, vehicle driving process,
The information such as oil mass and navigation will focus on a display screen.It is lower in order to obtain on the premise of information transmission is not influenceed
Power consumption, subregion, which is shown, would is that a good solution.But display device of the prior art can not realize that subregion shows
Show, and the corresponding region of position display according to touch can not be realized.
The content of the invention
(1) technical problem to be solved
The technical problem to be solved in the present invention is：How to realize that subregion is independently shown according to touch-control.
(2) technical scheme
In order to solve the above technical problems, the invention provides a kind of display control circuit, including：Controller, raster data model
Each grid in switches set, source drive switches set, gate drivers and source electrode driver, the gate driver switch group is opened
Connection connects the gate drivers of the viewing area of controller and control corresponding with the gate switch, the source drive switches set
In each source switch connection controller and control corresponding with the source switch viewing area source electrode driver；It is described
Controller exports signal and source signal, and receiving area idsplay order, determines viewing area, sends switch closure signals
To the gate switch and source switch for controlling the viewing area.
Wherein, the gate driver switch group includes：First grid switch, second grid switch and the 3rd gate switch,
The corresponding gate drivers in the first viewing area of the first grid switch connection, the second grid switch connection second is shown
The corresponding gate drivers in region, the 3rd gate switch connects the corresponding gate drivers in the 3rd viewing area；The source
Pole driving switch group includes：First source switch, the second source switch and the 3rd source switch, the first source switch connection
The corresponding source electrode driver in first viewing area, second source switch connects the corresponding source in second viewing area
Driver, the 3rd source switch connects the corresponding source electrode driver in the 3rd viewing area.
Wherein, the gate driver switch group includes：First grid switch, second grid switch and the 3rd gate switch,
The source drive switches set includes：First source switch, the second source switch and the 3rd source switch；
The second grid switch and the series connection of the 3rd gate switch, and second grid switch and the 3rd gate switch
Cascaded structure switchs to form parallel-connection structure with the first grid, and first grid switch and second grid switch are all connected with first and shown
Show the corresponding gate drivers in region, the first viewing area identical gate drivers corresponding with the second viewing area, the 3rd grid
The corresponding gate drivers in pole the 3rd viewing area of switch connection；
Second source switch and the 3rd source switch series connection, and second source switch and the 3rd source switch
Cascaded structure and first source switch formation parallel-connection structure；First source switch and the second source switch are all connected with first and shown
Show the corresponding source electrode driver in region, the 3rd source switch connects the corresponding source electrode driver in the second viewing area.
Wherein, the gate switch and source switch are thin film transistor (TFT).
Wherein, the region idsplay order is touching instruction.
Present invention also offers a kind of display control method of the display control circuit described in utilization any of the above-described, bag
Include：
Controller receiving area idsplay order, and determine viewing area；
The controller sends switch closure signals to the gate switch and source switch for controlling the viewing area；
The controller is respectively sent gate drive signal and source drive signal by gate switch and source switch
To the corresponding gate drivers in the viewing area and source electrode driver.
Wherein, the region idsplay order is touching instruction.
Wherein, when the touching instruction that controller is received is multiple point touching, then send switch closure signals to grid and open
Close and source switch, and the screen made realizes full screen display.
Present invention also offers a kind of display device, including the display control circuit described in any of the above-described.
Wherein, the display device is Vehicular display device.
(3) beneficial effect
The display control circuit of the present invention passes through controller control gate driving switch group and source drive switches set so that
The source electrode driver of corresponding viewing area and the gate driver drive viewing area are shown, reach the effect that subregion is independently shown
Really.
Brief description of the drawings
Fig. 1 is a kind of display control circuit schematic diagram of the embodiment of the present invention；
Fig. 2 is the schematic diagram of three viewing areas of display screen point
Fig. 3 is another display control circuit schematic diagram of the embodiment of the present invention.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
The display control circuit of the embodiment of the present invention as shown in Figure 1 (one grid line of control and data wire are merely illustrated in figure,
I.e. viewing area is the situation of a pixel), including：Controller 1, gate driver switch group, source drive switches set, grid drive
Dynamic device 2 and source electrode driver 3.Each gate switch G connections controller 1 in gate driver switch group and with G pairs of gate switch
The gate drivers 2 for the viewing area that should be controlled, the connection grid line 21 of gate drivers 2.Each source in source drive switches set
The source electrode driver 3 of the viewing area of pole switch S connections controller 1 and control corresponding with source switch S.Controller 1 exports grid
Pole signal and source signal, and receiving area idsplay order, to determine viewing area, send switch closure signals to controlling display
The gate switch and source switch in region.
For multi-section display dividing mode identical display screen, in gate driver switch group and source drive switches set each
The distribution of switch can have different modes, exemplified by dividing mode in Fig. 2, using most direct mode and switch series
Parallel combination two ways is illustrated.
Mode one：
Gate driver switch group includes：First grid switch, second grid switch and the 3rd gate switch, the first grid
The corresponding gate drivers in pole the first viewing area of switch connection, the second viewing area of the second grid switch connection is corresponding
Gate drivers, the 3rd gate switch connects the corresponding gate drivers in the 3rd viewing area；The source drive switch
Group includes：First source switch, the second source switch and the 3rd source switch, the first source switch connection described first show
Show the corresponding source electrode driver in region, second source switch connects the corresponding source electrode driver in second viewing area,
3rd source switch connects the corresponding source electrode driver in the 3rd viewing area.
Which for tri- viewing areas of A1, A2 and A3 in Fig. 2, each can independent viewing area have one it is independent
Gate switch and source switch control corresponding gate drivers and source electrode driver.
Mode two：
As shown in figure 3, gate driver switch group includes：First grid switch G1, second grid switch G2 and the 3rd grid
Switch G3.Source drive switches set includes：First source switch S1, the second source switch S2 and the 3rd source switch S3.
Second grid switchs G2 and the 3rd gate switch G3 series connection, and second grid switchs G2's and the 3rd gate switch G3
Cascaded structure and first grid switch G1 formation parallel-connection structures.First grid switchs G1 and second grid switch G2 is all connected with first
The corresponding gate drivers 2 of viewing area A1, the first viewing area A1 and the second viewing area A2 correspondence identical raster data models
Device 2, the corresponding gate drivers 2 of the viewing area A3 of the 3rd gate switch G3 connections the 3rd.
Second source switch S2 and the 3rd source switch S3 series connection, and the second source switch S2 and the 3rd source switch S3
Cascaded structure and the first source switch S1 formation parallel-connection structures.First source switch S1 and the second source switch S2 are all connected with
The corresponding source electrode drivers 3 of first viewing area A1, the corresponding source electrodes of the 3rd source switch S3 connections the second viewing area A2 drive
Dynamic device 3.
When switch G2 and G3 closures, while in the case that S2 and S3 are also closed, display actuation techniques and current driving skill
Art is the same, and screen is all driven, and shows whole picture.
When only switch G1 and S1 closures, controller 1 directly controls the corresponding grid of the first viewing area A1 by G1 and S1
There was only the picture that the first viewing area A1 is lit required for display in driver 2 and source electrode driver 3, display screen.
When only switch G1 and S3 closures, controller 1 directly controls the corresponding grid of the second viewing area A2 by G1 and S3
There was only the picture that the second viewing area A2 is lit required for display in driver 2 and source electrode driver 3, display screen.
When only switch G3, S2 and S3 closures, controller 1 directly controls the 3rd viewing area A3 by G3, S2 and S3
There was only the 3rd display in the source electrode driver 3 of respective gates driver 2, the first viewing area and the second viewing area, display screen
Region A3 is lit the picture required for display.
In the present embodiment, gate switch and source switch are thin film transistor (TFT), and the film as gate switch is brilliant
The grid and source electrode of body pipe connect the controller, drain electrode connection gate drivers, the film crystal as source switch
The grid and source electrode of pipe connect the controller, drain electrode connection source electrode driver.
In the present embodiment, the region idsplay order can be touching instruction.When the corresponding region of user's touch display screen
When, the region is just shown, other regions are not shown.If multiple point touching, then it is displayed in full screen.
Present invention also offers a kind of display control method using above-mentioned display control unit, including：
Controller receiving area idsplay order, and determine viewing area.
The controller sends switch closure signals to the gate switch and source switch for controlling the viewing area.
The controller is respectively sent gate drive signal and source drive signal by gate switch and source switch
To the corresponding gate drivers in the viewing area and source electrode driver.
Wherein, region idsplay order is touching instruction.When the touching instruction that controller is received is multiple point touching, then send out
Switch closure signals are sent to gate switch and source switch, and the screen made realizes full screen display.
Present invention also offers a kind of display device, including above-mentioned display control circuit.The display device particularly for
Car-mounted display field, as Vehicular display device.Optionally speed, rotating speed can be shown in different zones distribution as needed and led
The information such as information of navigating, and not all in good time display, so reduce energy consumption.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, about the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
Equivalent technical scheme falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (8)
1. a kind of display control circuit, it is characterised in that including：Controller, gate driver switch group, source drive switches set,
In gate drivers and source electrode driver, the gate driver switch group each gate switch connection controller and with the grid
Each source switch connection control in the gate drivers of the viewing area of pole switch correspondence control, the source drive switches set
The source electrode driver of the viewing area of device processed and control corresponding with the source switch；The controller output signal and source
Pole signal, and receiving area idsplay order, determine viewing area, send switch closure signals to the grid for controlling the viewing area
Pole is switched and source switch；
Wherein, the gate driver switch group includes：First grid switch, second grid switch and the 3rd gate switch, it is described
Source drive switches set includes：First source switch, the second source switch and the 3rd source switch；Second grid switch and
3rd gate switch is connected, and second grid switch and the cascaded structure of the 3rd gate switch are switched with the first grid
Parallel-connection structure is formed, first grid switch and second grid, which are switched, is all connected with the corresponding gate drivers in the first viewing area, the
One viewing area identical gate drivers corresponding with the second viewing area, the 3rd gate switch connects the 3rd viewing area correspondence
Gate drivers；
Second source switch and the 3rd the source switch series connection, and the series connection of second source switch and the 3rd source switch
Structure and first source switch formation parallel-connection structure；First source switch and the second source switch are all connected with the first viewing area
The corresponding source electrode driver in domain, the 3rd source switch connects the corresponding source electrode driver in the second viewing area.
2. display control circuit as claimed in claim 1, it is characterised in that the gate switch and source switch are film
Transistor.
3. display control circuit as claimed in claim 1, it is characterised in that the region idsplay order is touching instruction.
4. a kind of display control method of the display control circuit any one of utilization claims 1 to 33, its feature exists
In, including：
Controller receiving area idsplay order, and determine viewing area；
The controller sends switch closure signals to the gate switch and source switch for controlling the viewing area；
The controller is respectively sent gate drive signal and source drive signal to institute by gate switch and source switch
State the corresponding gate drivers in viewing area and source electrode driver.
5. display control method as claimed in claim 4, it is characterised in that the region idsplay order is touching instruction.
6. display control method as claimed in claim 5, it is characterised in that when the touching instruction that controller is received is multiple spot
During touch, then switch closure signals are sent to gate switch and source switch, and cause screen to realize full screen display.
7. a kind of display device, it is characterised in that including display control circuit such as according to any one of claims 1 to 3.
8. display device as claimed in claim 7, it is characterised in that the display device is Vehicular display device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510272532.5A CN104835441B (en) | 2015-05-25 | 2015-05-25 | Display control circuit and method, display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510272532.5A CN104835441B (en) | 2015-05-25 | 2015-05-25 | Display control circuit and method, display device |
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| Publication Number | Publication Date |
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| CN104835441A CN104835441A (en) | 2015-08-12 |
| CN104835441B true CN104835441B (en) | 2017-10-31 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023923A (en) * | 2016-07-13 | 2016-10-12 | 深圳市华星光电技术有限公司 | GOA (Gate Driver On Array) circuit for controllable switching display between single screen and double screens and driving method thereof |
| CN108154862A (en) * | 2018-02-23 | 2018-06-12 | 广东欧珀移动通信有限公司 | Liquid crystal display drive control method, circuit, device and equipment |
| CN109767726B (en) * | 2019-03-19 | 2020-08-11 | 深圳吉迪思电子科技有限公司 | Multi-window display control method for silicon-based micro-display and silicon-based micro-display |
Citations (5)
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|---|---|---|---|---|
| US5881299A (en) * | 1995-11-22 | 1999-03-09 | Kabushiki Kaisha Toshiba | Selectively removing power from multiple display areas of a display unit |
| CN1336067A (en) * | 1998-12-09 | 2002-02-13 | 西门子公司 | Mobile communications terminal |
| CN1357873A (en) * | 2000-12-07 | 2002-07-10 | 株式会社日立制作所 | Display equipment |
| KR20070115537A (en) * | 2006-06-03 | 2007-12-06 | 엘지.필립스 엘시디 주식회사 | Lcd and drive method thereof |
| CN102694925A (en) * | 2012-06-11 | 2012-09-26 | 中山爱科数字家庭产业孵化基地有限公司 | Power-saving display device and method of portable intelligent terminals |
-
2015
- 2015-05-25 CN CN201510272532.5A patent/CN104835441B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5881299A (en) * | 1995-11-22 | 1999-03-09 | Kabushiki Kaisha Toshiba | Selectively removing power from multiple display areas of a display unit |
| CN1336067A (en) * | 1998-12-09 | 2002-02-13 | 西门子公司 | Mobile communications terminal |
| CN1357873A (en) * | 2000-12-07 | 2002-07-10 | 株式会社日立制作所 | Display equipment |
| KR20070115537A (en) * | 2006-06-03 | 2007-12-06 | 엘지.필립스 엘시디 주식회사 | Lcd and drive method thereof |
| CN102694925A (en) * | 2012-06-11 | 2012-09-26 | 中山爱科数字家庭产业孵化基地有限公司 | Power-saving display device and method of portable intelligent terminals |
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| CN104835441A (en) | 2015-08-12 |
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