CN113823211B - Driving method, driving device and display device - Google Patents
Driving method, driving device and display device Download PDFInfo
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- CN113823211B CN113823211B CN202111141707.0A CN202111141707A CN113823211B CN 113823211 B CN113823211 B CN 113823211B CN 202111141707 A CN202111141707 A CN 202111141707A CN 113823211 B CN113823211 B CN 113823211B
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- 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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/045—Zooming at least part of an image, i.e. enlarging it or shrinking it
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Abstract
The application provides a driving method, a driving device and a display device, wherein the driving method comprises the steps of adopting a time sequence control board to receive a direction adjusting signal input by an external device and select an initial display area of the display device, controlling the initial display area to display a display picture corresponding to an input signal source, and adopting a time sequence control board to receive a zooming adjusting signal input by the external device and a digital image processing program arranged in the time sequence control board to control all display pictures of the initial display area to zoom to a specified display area, so that the problem that the traditional display device is difficult to compatibly display different signal sources is solved, the display integrity of the display device is realized, and the display compatibility is improved.
Description
Technical Field
The present application belongs to the technical field of display panels, and in particular, relates to a driving method, a driving device, and a display apparatus.
Background
With the development of market display technology, display devices have been developed, and current display devices include conventional screens having a size aspect ratio of 4:3 or 16:9, as well as some irregular display devices.
The existing display device has a very strict requirement on a signal source, for example, the resolution of a bar screen is 120 × 3840, then pictures and videos input by different signal sources need to be converted into corresponding resolutions, which is very troublesome and difficult for a terminal client to find a suitable signal source to clip into a corresponding resolution, and if the signals are input according to the original resolution, key information may be lost in a displayed area.
Therefore, the conventional display device has a problem that it is difficult to compatibly display different signal sources.
Disclosure of Invention
The application aims to provide a driving method, and aims to solve the problem that the traditional display equipment is difficult to compatibly display different signal sources.
A first aspect of an embodiment of the present application provides a driving method for a display device, including:
adopting a time sequence control board to receive a direction adjusting signal input by external equipment, selecting an initial display area of the display equipment, and controlling the initial display area to display a display picture corresponding to an input signal source;
and adopting the time sequence control board to receive a zooming adjusting signal input by the external equipment, and controlling all display pictures of the initial display area to zoom to a specified display area according to the zooming adjusting signal and an internal digital image processing program.
In one embodiment, the driving method further includes:
and reading the resolution of a first frame of picture of the signal source by adopting the time sequence control board during initial power-on, and driving pixel units on a first row and a first column of the display equipment to display a display picture corresponding to the signal source.
In one embodiment, the direction adjustment signal includes a row selection control signal and a column selection control signal;
the step of receiving a direction adjustment signal input by an external device and selecting an initial display area of the display device by using a time sequence control board specifically comprises:
selecting an initial starting row of the display equipment by adopting the time sequence control board according to a row selection control signal;
and selecting an initial starting column of the display equipment by adopting the time sequence control board according to the column selection control signal.
In one embodiment, the display device comprises a display area, a plurality of gate lines and a plurality of data lines which are arranged in the display area in a crossed manner, and a driving circuit connected with the plurality of gate lines and the plurality of data lines, wherein the driving circuit comprises a driving chip and an array substrate row driving circuit, the driving chip is connected with the array substrate row driving circuit, and the array substrate row driving circuit comprises a plurality of cascaded array substrate row driving units;
the row selection control signal comprises an upward selection control signal and a downward selection control signal, and the step of selecting the initial row opening of the display device by adopting the time sequence control board according to the row selection control signal specifically comprises the following steps:
the time sequence control board is adopted to control the driving circuit according to the triggering times of the upward movement selection control signal so as to sequentially select the array substrate row driving unit of the initial row scanning signal to be output according to the preset interval bit number;
and controlling the driving circuit by adopting the time sequence control board according to the triggering times of the downward shifting selection control signal to sequentially select the array substrate row driving unit of the initial row scanning signal to be output by a preset interval bit number.
In one embodiment, the driving chip includes data signal terminals connected to the plurality of data lines one by one, the column selection control signal includes a left shift selection control signal and a right shift selection control signal, and the step of selecting an initial turned-on column of the display device according to the column selection control signal by using the timing control board specifically includes:
controlling the driving circuit by adopting the time sequence control board according to the triggering times of the left shift selection control signal to successively select a data signal end of an initial data signal to be output by a preset interval bit number;
and controlling the driving circuit by adopting the time sequence control board according to the triggering times of the right shift selection control signal to successively select a data signal end of an initial data signal to be output by a preset interval bit number.
In one embodiment, the scaling adjustment signal comprises a scale-up adjustment signal and a scale-down adjustment signal;
the step of controlling all display frames of the initial display area to be zoomed to a designated display area according to the zoom adjustment signal and a built-in digital image processing program specifically comprises the following steps:
adopting the time sequence control board to control the display picture of the initial display area to be scaled up to the appointed display area according to the scale up adjustment signal and the built-in digital image processing program, and/or
And controlling the display picture of the initial display area to be scaled down to the designated display area by adopting the time sequence control board according to the scaling-down adjusting signal and an internal digital image processing program.
In one embodiment, the driving method further includes:
and when the display resolution after the area is reduced is smaller than the resolution of the appointed display area of the display equipment, the time sequence control board is adopted to control the display area with the missing data signal of the display equipment to output a black picture.
A second aspect of the embodiments of the present application provides a driving apparatus, which includes a control panel and a timing control panel connected to each other, where the timing control panel includes a memory, a timing controller, and a computer program stored in the memory and operable on the timing controller, and the timing controller implements the steps of the driving method as described above when executing the computer program.
In one embodiment, the control panel includes a plurality of direction selection keys and a zoom selection key.
A third aspect of the embodiments of the present application provides a display device, which includes a power module and the driving apparatus as described above, where the power module is electrically connected to the driving apparatus.
Compared with the prior art, the embodiment of the application has the advantages that: the user accessible external equipment input direction adjustment signal to time sequence control board, thereby output different control signal to display device, with select the initial display area of display device, and then realize shifting and showing the display screen of signal source on display device, and simultaneously, adjust signal to time sequence control board through input zoom, thereby adjust the display screen of the signal source on the initial display area to zoom, make the adaptation of whole display screen of signal source show in appointed display area, thereby solve traditional display device and have the problem that is difficult to the compatible different signal sources that show, the demonstration integrality that has realized display device has improved and has shown the compatibility.
Drawings
Fig. 1 is a schematic flowchart of a driving method according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an initial display frame of a signal source according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a display screen after a signal source direction is adjusted according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram of a display screen after a signal source is zoomed according to an embodiment of the present application;
fig. 5 is a schematic flowchart of a driving method according to a second embodiment of the present application;
fig. 6 is a schematic flowchart of step S100 in the driving method according to the third embodiment of the present application;
fig. 7 is a waveform diagram of an output signal of a driving method according to a third embodiment of the present application;
fig. 8 is a schematic flowchart of step S110 in the driving method according to the fourth embodiment of the present application;
fig. 9 is a schematic flowchart of step S120 in the driving method according to the fifth embodiment of the present application;
fig. 10 is a schematic flowchart of step S200 in the driving method according to the sixth embodiment of the present application;
fig. 11 is a schematic flowchart of a driving method according to a seventh embodiment of the present application;
fig. 12 is a schematic block diagram of a driving apparatus according to an eighth embodiment of the present application;
fig. 13 is a schematic structural diagram of a display device according to a ninth embodiment of the present application.
Wherein, in the figures, the respective reference numerals:
100-display device, 200-driving means, 300-power supply module, 210-timing control board, 220-control panel, S _ IN-signal source, CLK-clock signal, STV-frame start signal, TP-control signal for data transmission.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Example one
Referring to fig. 1, a first aspect of an embodiment of the present application provides a driving method for a display device, the driving method including:
and S200, receiving a direction adjusting signal input by the external equipment by adopting the time sequence control board, selecting an initial display area of the display equipment 100, and controlling the initial display area to display a display picture corresponding to the input signal source S _ IN.
Wherein, the display device 100 is connected to an external device through the timing control board 210, the external device may be a control panel 220, an external terminal device, and the like, the control panel 220 may be a key panel, a voice control board, or a touch panel, and the specific structure of the external device is not limited, the display device may be a conventional screen or a bar screen, wherein the external device outputs a direction adjusting signal to the timing control board 210 according to operations such as a user' S manual operation, a voice control signal, a sliding operation, and a gesture operation, and the timing control board 210 performs a direction selection on an initial display area of the display device 100 according to the direction adjusting signal, as shown IN fig. 2 and fig. 3, fig. 2 is a display screen initially input to the display device 100 by a signal source S _ IN, the display screen on the display device 100 is close to one side of the display device 100, and the display screen correspondingly moves corresponding rows and corresponding columns through the direction selection, as shown IN fig. 3, the display screen moves to an initial display area according to the operation of the user and displays the display screen, wherein the initial display area can be a middle display area or other display areas of the display screen and is determined according to the operation of the user.
S300, receiving a zooming adjusting signal input by external equipment by adopting a time sequence control board, and controlling all display pictures of the initial display area to zoom to the appointed display area according to a digital image processing program arranged in the zooming adjusting signal.
When the display screen of the signal source S _ IN is still incomplete when the display screen is moved to the initial display area, the user can input the zoom adjustment signal to the timing control board 210 through the external device, the timing control board 210 performs the zoom of the display area according to the received zoom adjustment signal and the built-IN digital image processing program, thereby displaying all display pictures of the signal source S _ IN the designated display area, as shown IN fig. 4, finally displaying the display pictures IN the designated display area of the display device 100 completely, the timing control board 210 controls to realize the corresponding display of the display device 100 to different signal sources S _ IN according to the actual operation of the user, realizing the display integrity of the display device 100 and improving the display compatibility, the timing control board 210 performs zoom control on the display image based on a digital image processing technology, so that the display image is correspondingly enlarged or reduced to a designated display area.
Compared with the prior art, the embodiment of the application has the beneficial effects that: a user can input a direction adjusting signal to the time sequence control board 210 through the external equipment, so as to output different control signals to the display equipment 100, so as to select an initial display area of the display equipment 100, further realize the displacement and display of a display picture of the signal source S _ IN on the display equipment 100, and simultaneously, a zooming adjusting signal is input to the time sequence control board 210, so as to zoom and adjust the display picture of the signal source S _ IN on the initial display area, so that all the display pictures of the signal source S _ IN are displayed IN a designated display area IN a matching way, thereby solving the problem that the traditional display equipment 100 is difficult to display different signal sources S _ IN IN a compatible way, realizing the display integrity of the display equipment 100 and improving the display compatibility.
Example two
Optimization and externalization are performed on the basis of the first embodiment, and in one embodiment, as shown in fig. 5, the driving method further includes:
s100, reading the resolution of a first frame picture of the signal source S _ IN by using the time sequence control board 210 during initial power-on, driving pixel units IN a first row and a first column of the display device 100 to display a display picture corresponding to the signal source S _ IN, wherein the display pictures IN the first row and the first column are visually displayed on the display device 100, and a user can visually know a starting point of a current display picture and carry out direction adjustment according to the starting point so that the display picture is adjusted to an initial display area.
EXAMPLE III
Optimization and embodiment are performed on the basis of the first embodiment, as shown in fig. 6, in one embodiment, the direction adjustment signal includes a row selection control signal and a column selection control signal;
the step of the timing control board 210 receiving the direction adjustment signal input by the external device and selecting the initial display area of the display device 100 specifically includes:
s210, selecting an initial starting row of the display device 100 by adopting the time sequence control board 210 according to a row selection control signal;
s220, the timing control board 210 is used to select an initial turn-on column of the display device 100 according to the column selection control signal.
In this embodiment, the timing control board 210 selects an initial open row and an initial open column of the display device 100 according to an input row selection control signal and a column selection control signal, for example, selects cascaded array substrate row driving units, when one of the array substrate row driving units is selected as the initial array substrate row driving unit, the previous array substrate row driving unit does not operate, the initial array substrate row driving unit and the subsequent array substrate row driving unit output row scanning signals row by row as driving units, and perform row by row scanning of the current row, for example, as shown in fig. 7, the output position of a clock signal CLK of the array substrate row driving unit can be controlled by the row selection control signal, a frame start signal STV and a control signal TP for data transmission are normally output, so as to control the display area to start display from the row number, if display starts from the nth row, the clock signal CLK is not output until line n-1, when display starts at line n, CLK starts to output, the GOA circuit turns on, the first line data starts to be output, and so on.
Meanwhile, the timing control board 210 controls the actually output data signals to start to output from several columns according to the column selection control signal, and if the data signals from the first column to the m-1 column are selected to be output from the m column, the timing control board 210 discards the data signals from the first column to the m-1 column, transmits the data signals from the m column to the display device 100, and starts to display the picture at the m column of the n row, thereby implementing the function of moving the display picture.
Example four
Optimization and concretization are performed on the basis of the third embodiment, in one embodiment, the display device 100 includes a display area, a plurality of Gate lines and a plurality of data lines crossing the display area, and a driving circuit correspondingly connected to the Gate lines and the data lines, where the driving circuit includes a driving chip and an Array substrate row driving circuit, the Array substrate row driving circuit is a GOA (Gate Driver on Array) driving circuit, the driving chip is connected to the Array substrate row driving circuit, the driving chip outputs data signals and control signals required by the Array substrate row driving circuit according to control signals input by the timing control board 210, the Array substrate row driving circuit includes cascaded Array substrate row driving units, and the corresponding Array substrate row driving unit outputs row scanning signals matched to the row selection control signals according to the received control signals.
The row selection control signals include an up selection control signal and a down selection control signal, as shown in fig. 8,
the step of selecting the initial row opening of the display device 100 by using the timing control board 210 according to the row selection control signal specifically includes:
s211, controlling a driving circuit by using the time sequence control board 210 according to the triggering times of the upward movement selection control signal to sequentially select an array substrate row driving unit of an initial row scanning signal to be output according to a preset interval bit number;
s212, the timing control board 210 is adopted to control the driving circuit according to the number of triggers of the downward shift selection control signal to sequentially select the array substrate row driving unit of the initial row scanning signal to be output by the preset interval number.
In this embodiment, the timing control board 210 performs row selection according to the up-shift selection control signal and the down-shift selection control signal, specifically, performs the stage-skipping selection of the array substrate row driving unit once in the opposite direction of the cascade direction every time an up-shift selection control signal is received, wherein, each selection can skip over a preset number of array substrate row driving units until the last upward movement selection control signal input by a user, and when receiving a downward movement selection control signal, carrying out the skip selection of the array substrate row driving units along the cascade direction once, wherein each selection can skip a preset number of array substrate row driving units until the downward movement selection control signal of the last time is input by a user, and finally, the array substrate row driving units which are initially driven and the gate lines of the clock signals CLK which are initially to be input are selected and row scanning signals are sequentially output from the gate lines to the rear-stage gate lines.
EXAMPLE five
Optimization and embodiment are performed on the basis of the third embodiment, in one embodiment, the driving chip includes data signal terminals connected to the plurality of data lines one by one, and the column selection control signal includes a left shift selection control signal and a right shift selection control signal, as shown in fig. 9, the step of selecting an initial turn-on column of the display device 100 according to the column selection control signal specifically includes:
s221, the time sequence control board 210 is adopted to control the driving circuit according to the triggering times of the left shift selection control signal to successively select a data signal end of an initial data signal to be output according to a preset interval bit number;
s222, the timing control board 210 is adopted to control the driving circuit according to the triggering times of the right shift selection control signal to sequentially select the data signal end of the initial data signal to be output by the preset interval number.
The timing control board 210 performs column selection according to the left shift selection control signal and the right shift selection control signal, and specifically performs stage skipping selection of the data signal terminal once in the opposite direction of the column driving direction every time one left shift selection control signal is received, wherein, each selection in the opposite direction of the first direction can skip the signal pins with preset adjacent quantity until the last left-shift selection control signal input by the user, and when a right shift selection control signal is received, carrying out stage skipping selection of the data signal end once along the column driving direction, skipping over a preset adjacent number of signal pins for each selection until the right shift selection control signal of the last time is input by a user, finally selecting a data signal end for initially outputting a data signal and a data line for initially inputting a data signal, and outputting each column of data signals from the data line to a post-stage data line.
EXAMPLE six
Optimization and externalization is performed on the basis of the first embodiment, as shown in fig. 10, in one embodiment, the scaling adjustment signal includes a scale-up adjustment signal and a scale-down adjustment signal.
The step of controlling the zooming of all display pictures of the initial display area to the appointed display area according to the zooming adjusting signal and the built-in digital image processing program specifically comprises the following steps:
s310, the time sequence control board 210 is adopted to control the display picture of the initial display area to be scaled up to the appointed display area according to the scale-up adjusting signal and the built-in digital image processing program, and/or
And S320, controlling the display picture of the initial display area to be scaled down to the designated display area by adopting the time sequence control board 210 according to the scaling-down adjusting signal and the built-in digital image processing program.
The user performs scaling adjustment on the display screen according to the scaling adjustment signal and/or the scaling adjustment signal for the display screen displayed by the display device 100 IN real time, the display screen performs scaling of rows and columns, and finally the whole display screen of the signal source S _ IN is scaled to the instruction area of the display device 100.
EXAMPLE seven
To further improve the display effect, as shown in fig. 11, in an embodiment, the driving method further includes:
and S400, when the display resolution after the area is reduced is smaller than the resolution of the designated display area of the display device 100, controlling the display area with the missing data signal of the display device 100 to output a black picture by adopting the time sequence control board 210, thereby performing picture compensation on the display area without the picture.
Example eight
A second aspect of the embodiment of the present application provides a driving apparatus 200, as shown in fig. 12, the driving apparatus 200 includes a control panel 220 and a timing control panel 210 connected to each other, the timing control panel 210 includes a memory, a timing controller and a computer program stored in the memory and capable of running on the timing controller, and the steps of the driving method are implemented when the timing controller executes the computer program.
The control panel 220 may be a key panel, a voice control panel, or a touch panel, and the control panel 220 outputs a direction adjustment signal and a zoom adjustment signal to the timing control panel 210 according to operations of a user, such as manual operation, voice control signal, sliding operation, and gesture operation, and further performs direction selection and zoom adjustment on a display screen, so that all display screens of the signal source S _ IN are adaptively displayed IN a designated display area, thereby solving the problem that the conventional display device 100 is difficult to compatibly display different signal sources S _ IN, achieving display integrity of the display device 100, and improving display compatibility.
In one embodiment, to facilitate the field adjustment, the control panel 220 is a key panel, the control panel 220 includes a plurality of direction selection keys and a zoom selection key, and the user manually operates the plurality of direction selection keys and the zoom selection key to output the direction adjustment signal and the zoom adjustment signal, so as to perform the direction selection and the zoom adjustment on the display screen.
The control panel and the time sequence control panel can be connected in a wired or wireless mode through a data line, and the specific connection mode is not limited.
Example nine
As shown in fig. 13, the display device includes a power module and a driving apparatus 200, and the specific structure of the driving apparatus 200 refers to the above embodiments, and since the display device adopts all technical solutions of all the above embodiments, at least all beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not repeated herein. The power module 300 is electrically connected to the display device 100 and the driving apparatus 200, and is configured to provide a working power for the display device 100 and the driving apparatus 200, the power module 300 may be a power adapter connected to a commercial power, or a combination of a battery and a battery management circuit, and a specific structure of the power module 300 is not limited.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.
Claims (7)
1. A driving method is used for a display device, the display device comprises a display area, a plurality of grid lines and a plurality of data lines which are arranged in the display area in a crossed mode, and a driving circuit connected with the grid lines and the data lines, the driving circuit comprises a driving chip and an array substrate row driving circuit, the driving chip is connected with the array substrate row driving circuit, and the array substrate row driving circuit comprises a plurality of cascaded array substrate row driving units;
characterized in that the driving method comprises:
receiving a direction adjusting signal input by external equipment by adopting a time sequence control board, wherein the direction adjusting signal comprises a row selection control signal and a column selection control signal, and the row selection control signal comprises an upward selection control signal and a downward selection control signal;
controlling the driving circuit to successively select an array substrate row driving unit of an initial to-be-output row scanning signal by a preset interval bit number by adopting the time sequence control board according to the triggering times of the upward movement selection control signal, controlling the driving circuit to successively select an array substrate row driving unit of the initial to-be-output row scanning signal by the preset interval bit number by adopting the time sequence control board according to the triggering times of the downward movement selection control signal so as to select an initial starting row of the display device, selecting an initial starting column of the display device by adopting the time sequence control board according to a column selection control signal so as to select an initial display area of the display device, and controlling the initial display area to display a display picture corresponding to an input signal source;
when the display picture moves to the initial display area and is displayed, the time sequence control board is adopted to receive a zooming adjusting signal input by the external equipment, and all display pictures of the initial display area are controlled to be zoomed to a designated display area according to the zooming adjusting signal and a built-in digital image processing program;
and when the display resolution after the area is reduced is smaller than the resolution of the appointed display area of the display equipment, controlling the display area with the missing data signal of the display equipment to output a black picture by adopting the time sequence control board.
2. The driving method according to claim 1, characterized in that the driving method further comprises:
and reading the resolution of a first frame of picture of the signal source by adopting the time sequence control board during initial power-on, and driving pixel units on a first row and a first column of the display equipment to display a display picture corresponding to the signal source.
3. The driving method according to claim 1, wherein the driving chip includes data signal terminals connected to the plurality of data lines one by one, the column selection control signal includes a left shift selection control signal and a right shift selection control signal, and the step of selecting the initial turned-on column of the display device according to the column selection control signal using the timing control board specifically includes:
controlling the driving circuit to successively select a data signal end of an initial data signal to be output by adopting the time sequence control board according to the triggering times of the left shift selection control signal in a preset interval bit number;
and controlling the driving circuit by adopting the time sequence control board according to the triggering times of the right shift selection control signal to successively select a data signal end of an initial data signal to be output by a preset interval bit number.
4. The driving method according to claim 3, wherein the scaling adjustment signal includes a scale-up adjustment signal and a scale-down adjustment signal;
the step of controlling all display pictures of the initial display area to be zoomed to a designated display area according to the zoom adjustment signal and a built-in digital image processing program specifically comprises the following steps:
adopting the time sequence control board to control the display picture of the initial display area to be amplified to the appointed display area according to the proportional amplification adjusting signal and the built-in digital image processing program, and/or
And controlling the display picture of the initial display area to be scaled down to the designated display area by adopting the time sequence control board according to the scaling-down adjusting signal and a built-in digital image processing program.
5. A driving apparatus comprising a control panel and a timing control board connected to each other, the timing control board comprising a memory, a timing controller and a computer program stored in the memory and executable on the timing controller, the timing controller implementing the steps of the driving method according to any one of claims 1 to 4 when executing the computer program.
6. The driving apparatus as claimed in claim 5, wherein said control panel includes a plurality of direction selection keys and a zoom selection key.
7. A display device, comprising a power module and the driving apparatus as claimed in claim 6, wherein the power module is electrically connected to the driving apparatus.
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| CN111935532B (en) * | 2020-08-14 | 2024-03-01 | 腾讯科技（深圳）有限公司 | Video interaction method and device, electronic equipment and storage medium |
| CN112291507A (en) * | 2020-12-25 | 2021-01-29 | 游密科技(深圳)有限公司 | Video picture adjusting method and device, electronic equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111045620A (en) * | 2019-05-21 | 2020-04-21 | 北京仁光科技有限公司 | Multi-signal-source scene on-screen display method and multi-signal-source scene on-screen display system |
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