CN114356128A - Drive control system and method and electronic equipment - Google Patents
Drive control system and method and electronic equipment Download PDFInfo
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- CN114356128A CN114356128A CN202011034347.XA CN202011034347A CN114356128A CN 114356128 A CN114356128 A CN 114356128A CN 202011034347 A CN202011034347 A CN 202011034347A CN 114356128 A CN114356128 A CN 114356128A
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Abstract
The invention provides a drive control system, a method and an electronic device, wherein the drive control system comprises: the display module comprises a display panel and a touch sensor; and the driving module drives the display panel to display in a display stage and drives the touch sensor to work in a line blanking stage. The invention realizes image display and touch sensing in a time-sharing multiplexing mode, thereby reducing the number of pins required in a display driving integrated circuit; the number of hardware structures is reduced, spatial structure layout is facilitated, hardware cost is reduced, and user experience is improved.
Description
Technical Field
The invention relates to the technical field of electronics, in particular to a drive control system, a drive control method and electronic equipment.
Background
The display touch technology has been widely applied to various industries such as information industry, medical treatment, finance, aerospace and the like as a man-machine interaction mode, especially intelligent wearable equipment has been rapidly increased for a long time, and the requirements for structural lightness and thinness and complete functions are higher and higher, so that the lightness and thinness of the display touch structural design is a trend inevitably.
At present, in electronic equipment, fingerprints, touch control and display are separately designed, so that the structure of the electronic equipment is not light and thin enough, and user experience is influenced.
Disclosure of Invention
In order to solve the above problems, embodiments of the present invention are directed to a driving control system, which integrates an IC to satisfy complex functions of display, touch control, and fingerprint.
According to a first aspect of embodiments of the present disclosure, there is provided a drive control system including:
the display module comprises a display panel and a touch sensor;
and the driving module drives the display panel to display in a display stage and drives the touch sensor to work in a line blanking stage.
Optionally, the display module further includes a fingerprint sensor, and the driving module drives the display panel to display in the display phase and drives the fingerprint sensor to work in the line blanking phase.
Optionally, the line blanking phase is divided into at least two time periods, where at least one time period is used for fingerprint identification and at least one time period is used for driving the touch sensor.
Optionally, the touch driving system further includes a storage module, and the storage module is configured to receive fingerprint information collected by the touch module and provide the fingerprint information to the fingerprint processing module.
According to a second aspect of the embodiments of the present disclosure, there is provided a drive control method including:
and driving the display panel to display in a display stage, and driving the touch sensor to work in a line blanking stage.
Optionally, the driving method is further used for driving and controlling the fingerprint sensor, and the fingerprint sensor is driven to work in a line blanking period.
Optionally, the line blanking phase is divided into at least two time periods, where at least one time period is used for fingerprint identification and at least one time period is used for driving the touch sensor.
According to a third aspect of embodiments of the present disclosure, there is provided an electronic device comprising the touch drive system as claimed in the above.
Has the advantages that:
the invention realizes image display and touch sensing in a time-sharing multiplexing mode, thereby reducing the number of pins required in a display driving integrated circuit; the number of hardware structures is reduced, spatial structure layout is facilitated, hardware cost is reduced, signal interaction interference is reduced, and user experience is improved.
Drawings
The above and other objects, features and advantages of the present application will become more apparent by describing in more detail embodiments of the present application with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings, like reference characters generally refer to the same or similar parts.
Fig. 1 is a schematic structural diagram of a driving control system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a driving control system according to another embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a driving control system according to another embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a driving control system according to another embodiment of the present invention;
fig. 5 is a flowchart illustrating a driving control method according to another embodiment of the invention.
Fig. 6 is a flowchart illustrating a driving control method according to another embodiment of the invention.
Detailed Description
The present invention is described in detail below with reference to specific embodiments in order to make the concept and idea of the present invention more clearly understood by those skilled in the art. It is to be understood that the embodiments presented herein are only a few of all embodiments that the present invention may have. Those skilled in the art who review this disclosure will readily appreciate that many modifications, variations, or alterations to the described embodiments, either in whole or in part, are possible and within the scope of the invention as claimed. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a driving control system according to an embodiment of the invention.
The drive control system of the present embodiment includes:
the display module 40 comprises a display panel and a touch sensor 401;
and a driving module 20, wherein the driving module 20 drives the display panel to display in a display phase, and drives the touch sensor 402 to work in a line blanking phase.
Specifically, the driving module 20 is configured to receive a touch signal and output a touch control signal according to the touch signal, and the driving module 20 outputs display data of a current touch line for display in a display phase and outputs a touch driving signal for touch in a line blanking phase; here, line blanking refers to line-to-line scanning, in which scanning of converting an optical signal into an electrical signal always starts from the upper left corner of an image, and advances horizontally forward, while the scanning point also moves downward at a slower rate. For example, when the scanning point reaches the right edge of the image, the scanning point quickly returns to the left, and the 2 nd line scanning below the start of the 1 st line is restarted, and the process of returning between lines is called. The driving module 20 may be configured to drive the display panel to display and touch the display panel, and in the line blanking period, if the user touches the display panel, that is, when the driving module detects a touch action, the driving module further receives a sensing signal generated by the touch.
In the embodiment, the driving module 20 drives the display panel to display in the display phase, and drives the touch sensor 40 to work in the line blank phase. The image display and the touch sensing are realized in a time-sharing multiplexing mode, so that the number of pins required in a display driving integrated circuit is reduced, the number of hardware structures is reduced, the space structure layout is facilitated, and the hardware cost is reduced.
As a preferred embodiment of the present invention, the display module further includes a fingerprint sensor 401, and the driving module 20 drives the display panel to display in the display phase and drives the fingerprint sensor 401 to work in the line blank phase. The image display and the fingerprint induction are realized in a time-sharing multiplexing mode, so that the number of pins required in a display driving integrated circuit is reduced, the number of hardware structures is reduced, the space structure layout is facilitated, and the hardware cost is reduced.
Fig. 2 is a schematic structural diagram of a driving control system according to an embodiment of the present invention, where the driving control system further includes an application processor 30, and after the display of the previous touch line and the driving of the touch sensor 401 and the fingerprint sensor 402 are completed, the application processor 30 outputs the display data of the current touch line to the driving module 20 in time sequence. In a first display stage, a driving module outputs display data of a first touch line to a display panel for displaying of the display panel, the driving module outputs a touch driving signal for touch in a first line blanking stage, and after the driving module completes display and touch of a last touch line, an application processor outputs the display data of a current touch line to the driving module according to a time sequence, so that interactive signal interference is reduced, and user experience is improved.
As a preferred embodiment of the present invention, the line blanking phase is divided into at least two time periods, where at least one time period is used for fingerprint identification, at least one time period is used for driving the touch sensor, for example, the time periods 1, 3, 5, and 7 are used for fingerprint identification, and the time periods 2, 4, 6, and 8 are used for driving the touch sensor to operate.
Fig. 3 is a schematic structural diagram of a drive control system according to another embodiment of the present invention, and as shown in fig. 3, the drive control system further includes:
and the fingerprint processing module 30 acquires the fingerprint information, performs fingerprint identification on the fingerprint information, and outputs an identification result. Carrying out finger twisting identification on the fingerprint information by using a fingerprint identification algorithm, and outputting an identification result; further, fingerprint information can be subjected to finger twisting identification by using a fingerprint identification algorithm, and an identification result is output; and controlling the electronic equipment to change the state when the identification result is that the identification is successful. The electronic equipment states comprise a screen-off state, a screen-on-unlocked state and a screen-on-unlocked state.
Fig. 4 is a schematic structural diagram of a drive control system according to another embodiment of the present invention, and as shown in fig. 4, the drive control system further includes:
and the storage module is used for receiving the fingerprint information collected by the touch module and providing the fingerprint information to the fingerprint processing module. Fingerprint information is acquired according to the touch control signal, the fingerprint information is sent to the storage module and the fingerprint processing module 403 to acquire the fingerprint information from the storage module, when the fingerprints are compared, the comparison result is obtained by comparing the fingerprint information with a fingerprint identification algorithm, and the number of the stored fingerprint information can be more than two. The storage module is not limited to be configured in the display module, and may also be an independent storage module of the system, which is not limited herein.
The outputting, by the application processor 30, the display data of the current touch line to the driving module 10 in time sequence includes:
and the application processor outputs the display data of the current touch line to the driving module according to the synchronous clock.
As a preferred embodiment of the present invention, the outputting, by the application processor, the display data of the current touch line to the driving module according to the synchronous clock includes outputting the display data of the touch line to the driving module according to a first set time interval, and the driving module performs the displaying and touching of the touch line according to the synchronous clock and a second set time interval, so that the time for outputting the data is more accurate.
The embodiment realizes image display and touch sensing in a time-sharing multiplexing mode, thereby reducing the number of pins required in a display driving integrated circuit;
the working process is as follows:
the method comprises the following steps that firstly, after a driving module finishes displaying and touching of a last touch line, an application processor outputs display data and touch signals to the driving module according to time sequence;
secondly, outputting a touch control signal under the condition that the driving module receives the touch signal;
thirdly, the touch control module collects fingerprint information according to the touch control signal and sends the fingerprint information to the storage module;
fourthly, the fingerprint processing module acquires the fingerprint information from the storage module, performs finger-twisted identification on the fingerprint information by using a fingerprint identification algorithm, and outputs an identification result;
and fifthly, the fingerprint processing module controls the electronic equipment to change the state under the condition that the identification result of the touch signal is successful.
The electronic equipment state comprises a screen-off state, a screen-on-unlocked state and a screen-on-unlocked state.
An embodiment provides a driving control method, and fig. 5 is a flow chart illustrating a structure of the driving control method according to an embodiment of the present invention, where the method includes:
and S20, driving the display panel to display in the display stage, and driving the touch sensor to work in the line blanking stage.
According to the method, image display and touch sensing are achieved in a time-sharing multiplexing mode, signal interaction interference is reduced, and user experience is improved.
An embodiment provides a driving control method, and fig. 6 is a flow chart illustrating a structure of the driving control method according to an embodiment of the present invention, and as shown in fig. 6, the method further includes:
and driving the fingerprint sensor to work in a line blanking phase.
According to the method, image display and fingerprint collection are achieved in a time-sharing multiplexing mode, signal interaction interference is reduced, and user experience is improved.
As a preferred embodiment of the present invention, the line blanking phase may be divided into at least two time periods, where at least one time period is used for fingerprint identification, at least one time period is used for driving the touch sensor, for example, 1, 3, 5, and 7 time periods are used for fingerprint identification, and 2, 4, 6, and 8 time periods are used for driving the touch sensor to operate.
As a preferred embodiment of the present invention, the method further includes a step of storing the fingerprint information, collecting the fingerprint information according to the touch control signal, and sending the fingerprint information to the storage module; acquiring fingerprint information from a storage module, comparing the fingerprint information by using a fingerprint identification algorithm during fingerprint comparison to obtain a comparison result, wherein the number of the stored fingerprint information can be more than two, and the fingerprint information can be subjected to finger-twisting identification by using the fingerprint identification algorithm to output an identification result; and controlling the electronic equipment to change the state when the identification result is that the identification is successful. The electronic equipment states comprise a screen-off state, a screen-on-unlocked state and a screen-on-unlocked state.
According to a fourth embodiment of the present disclosure, there is provided an electronic device including the drive control system of the above claims. The electronic equipment can be a mobile phone, a computer and the like.
The concepts, principles and concepts of the invention have been described above in detail in connection with specific embodiments (including examples and illustrations). It will be appreciated by persons skilled in the art that embodiments of the present invention are not limited to the specific forms set forth herein, and that many modifications, alterations, and equivalents of the steps, methods, apparatus, and components described in the above embodiments may be made by those skilled in the art after reading this specification, and that such modifications, alterations, and equivalents are to be considered as falling within the scope of the present invention. The scope of the invention is only limited by the claims.
Claims (10)
1. A drive control system, the touch drive system comprising:
the display module comprises a display panel and a touch sensor;
and the driving module drives the display panel to display in a display stage and drives the touch sensor to work in a line blanking stage.
2. The driving control system according to claim 1, wherein the display module further comprises a fingerprint sensor, and the driving module drives the fingerprint sensor to operate in a line blanking period.
3. The drive control system according to claim 2, further comprising an application processor that outputs display data of a current touch row to the driving module in time series after completion of display of a last touch row and driving of the touch sensor and the fingerprint sensor.
4. The drive control system of claim 2, the line blanking phase divided into at least two time periods, wherein at least one time period is used for fingerprint recognition and at least one time period is used for driving a touch sensor.
5. The drive control system of claim 1, the touch drive system comprising:
and the fingerprint processing module is used for carrying out fingerprint identification on the fingerprint information and outputting an identification result.
6. The drive control system according to claim 5, wherein the display module further comprises a storage module for storing the fingerprint information collected by the touch module and providing the fingerprint information to the fingerprint processing module.
7. A driving control method is used for driving and controlling a display panel and a touch sensor, and comprises the following steps:
and driving the display panel to display in a display stage, and driving the touch sensor to work in a line blanking stage.
8. The driving control method according to claim 7, further comprising driving a fingerprint sensor to operate in a line blanking period.
9. The drive control method of claim 8, wherein the line blanking phase is divided into at least two time periods, wherein at least one time period is used for driving a fingerprint sensor and at least one time period is used for driving a touch sensor.
10. An electronic device comprising the drive control system of any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011034347.XA CN114356128A (en) | 2020-09-27 | 2020-09-27 | Drive control system and method and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011034347.XA CN114356128A (en) | 2020-09-27 | 2020-09-27 | Drive control system and method and electronic equipment |
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| CN114356128A true CN114356128A (en) | 2022-04-15 |
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Citations (6)
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|---|---|---|---|---|
| TW200907767A (en) * | 2007-08-01 | 2009-02-16 | Super Shian Yung Ind Co Ltd | Driving-control apparatus having touch function display screen and its driving method |
| CN104978068A (en) * | 2015-07-17 | 2015-10-14 | 京东方科技集团股份有限公司 | Touch display driving method, system, display device and application processor |
| CN205334408U (en) * | 2015-12-03 | 2016-06-22 | 深圳磨石科技有限公司 | Touch display apparatus and electronic equipment |
| CN107437404A (en) * | 2016-05-26 | 2017-12-05 | 晶门科技（中国）有限公司 | Method and apparatus for reducing embedded touch display driver IC number of pins |
| CN109992154A (en) * | 2019-03-14 | 2019-07-09 | 南京观海微电子有限公司 | Touch screen with full screen fingerprint identification function and fingerprint identification method |
| US20200218420A1 (en) * | 2018-04-26 | 2020-07-09 | Chipone Technology (Beijing) Co., Ltd. | Control method and touch display system |
-
2020
- 2020-09-27 CN CN202011034347.XA patent/CN114356128A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200907767A (en) * | 2007-08-01 | 2009-02-16 | Super Shian Yung Ind Co Ltd | Driving-control apparatus having touch function display screen and its driving method |
| CN104978068A (en) * | 2015-07-17 | 2015-10-14 | 京东方科技集团股份有限公司 | Touch display driving method, system, display device and application processor |
| CN205334408U (en) * | 2015-12-03 | 2016-06-22 | 深圳磨石科技有限公司 | Touch display apparatus and electronic equipment |
| CN107437404A (en) * | 2016-05-26 | 2017-12-05 | 晶门科技（中国）有限公司 | Method and apparatus for reducing embedded touch display driver IC number of pins |
| US20200218420A1 (en) * | 2018-04-26 | 2020-07-09 | Chipone Technology (Beijing) Co., Ltd. | Control method and touch display system |
| CN109992154A (en) * | 2019-03-14 | 2019-07-09 | 南京观海微电子有限公司 | Touch screen with full screen fingerprint identification function and fingerprint identification method |
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