CN110941381A - Display screen brightness adjusting method and system of conference all-in-one machine and conference all-in-one machine - Google Patents
Display screen brightness adjusting method and system of conference all-in-one machine and conference all-in-one machine Download PDFInfo
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- CN110941381A CN110941381A CN201911168877.0A CN201911168877A CN110941381A CN 110941381 A CN110941381 A CN 110941381A CN 201911168877 A CN201911168877 A CN 201911168877A CN 110941381 A CN110941381 A CN 110941381A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04847—Interaction techniques to control parameter settings, e.g. interaction with sliders or dials
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04812—Interaction techniques based on cursor appearance or behaviour, e.g. being affected by the presence of displayed objects
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Abstract
The invention relates to the field of conference equipment, and discloses a display screen brightness adjusting method of a conference all-in-one machine, which comprises the following steps: acquiring ambient light intensity information and current time information; determining the type and the intensity of the light of the display screen according to the ambient light intensity information and the current time information; acquiring the position information of a speaker where the speaker is located, and reducing the brightness of a display screen close to the position information of the speaker; and acquiring touch position information of the touch position, and reducing the brightness of the display screen at the touch low position information. The invention has the advantage of reducing the probability of eye injury.
Description
Technical Field
The invention relates to the technical field of conference equipment, in particular to a method and a system for adjusting the brightness of a display screen of a conference all-in-one machine and the conference all-in-one machine.
Background
At present, with the continuous progress and development of scientific technology, the conference all-in-one machine is deeply loved by the masses, the application of the conference all-in-one machine is more and more extensive, most conference all-in-one machines integrate display equipment, video conference equipment and a handwriting whiteboard system into a whole, the function of the conference all-in-one machine is more powerful, the use is convenient, and the working efficiency can be improved.
When the existing conference all-in-one machine displays conference content, if conference host personnel need to annotate the conference content, the conference host personnel can directly write on a display screen through a touch pen, and the written content can be displayed on the display screen.
The above prior art solutions have the following drawbacks: because the meeting personnel are far away from the meeting all-in-one, the display brightness of the meeting all-in-one is higher, then make the meeting personnel see the meeting content easily, but the meeting host personnel are near and need write on the display screen from the meeting all-in-one, and the display brightness of the meeting all-in-one is higher, causes the injury to the eyes of the meeting host personnel easily.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a display screen brightness adjusting method and system of a conference all-in-one machine and the conference all-in-one machine, and the conference all-in-one machine has the advantage of reducing the probability of eye injury.
In order to achieve the purpose, the invention provides the following technical scheme: a method for adjusting the brightness of a display screen of a conference all-in-one machine comprises the following steps:
acquiring ambient light intensity information and current time information;
determining the type and the intensity of the light of the display screen according to the ambient light intensity information and the current time information;
acquiring the position information of a speaker where the speaker is located, and reducing the brightness of a display screen close to the position information of the speaker;
and acquiring touch position information of the touch position, and reducing the brightness of the display screen at the touch low position information.
By adopting the technical scheme, the light type and the light intensity of the display screen are adjusted according to the ambient light brightness and the ambient time, so that the light emitted by the display screen can be changed according to different time points and different external brightness, and the eyes of the participants and the interphones are protected; meanwhile, the brightness of the display screen close to the position of the speaker is reduced, so that the speaker is not easily irradiated by strong light when writing on the display screen; the direct vision is needed for the writing position of the speaker during writing, and the brightness of the touch position is reduced, so that the eyes of the speaker are not easy to be injured; because the brightness of the area involved by the speaker is only reduced, the brightness of other areas is kept unchanged, and the watching of the participants is not influenced.
The invention is further configured to: the specific method for reducing the brightness of the display screen close to the position information of the speaker comprises the following steps:
determining a main display area corresponding to the position information of the current speaker;
acquiring face information of a speaker;
if the face information is acquired, reducing the brightness of the area;
if the face information is not acquired, the brightness of the area is kept unchanged.
By adopting the technical scheme, if the face of the speaker faces the display screen, the face information can be acquired at the moment, and the regional brightness needs to be reduced, so that the eyes of the speaker are not easy to be injured; if the display screen is not faced, the display screen can not hurt the eyes of the speaker at the moment, and the brightness is not required to be reduced.
The invention is further configured to: the specific method for reducing the brightness of the display screen at the position where the low position information is touched comprises the following steps:
determining a sub-display area corresponding to the current touch position information;
acquiring face information of a speaker;
if the face information is acquired and the display screen area is located in the main display area, the brightness of the area is kept unchanged;
if the face information is acquired and the display screen area is located outside the main display area, the brightness of the area is reduced to be the same as that of the main display area;
if the face information is not acquired, the brightness of the area is kept unchanged.
By adopting the technical scheme, if the face of the speaker faces the display screen and the touch position is located in the main display area, because the brightness of the main display area is reduced, the brightness of the touch area does not need to be reduced at the moment, and if the face of the speaker is located in the main display area, the brightness needs to be reduced; when the face of the speaker does not face the display screen, the brightness is not required to be adjusted, so that the eyes of the speaker are well protected.
The invention is further configured to: further comprising:
acquiring distance information between the participants and a display screen;
adjusting the brightness of the display screen according to the distance information;
the brightness of the display screen is less than or equal to a preset brightness threshold value.
By adopting the technical scheme, when the participant is far away from the display screen, the brightness of the display screen is increased, so that the participant can clearly see the display screen, but the highest brightness does not exceed the preset brightness threshold; when the participant is close to the display screen, the brightness of the display screen is reduced, so that the eyes of the participant can be well protected.
The invention is further configured to: further comprising:
acquiring outside voice information;
comparing the voice information with the currently displayed conference content information;
if the same content exists, acquiring the area where the content is located, and improving the brightness of the area;
if the same content does not exist, the brightness adjustment is not performed.
By adopting the technical scheme, the external voice information is acquired, the corresponding display content is searched according to the voice information input from the outside, if the content is searched, the brightness of the area is improved, and if the content is not searched, the brightness is not adjusted, so that the participants can observe the lecture content of the speaker obviously.
The invention is further configured to: further comprising:
acquiring the area range selected by the touch frame;
if the range is within the brightness improvement range, the brightness is not improved;
and if the range is not positioned in the brightness improvement range, improving the brightness of the frame selection area.
By adopting the technical scheme, if the main speaker also performs framing during the lecture, if the framing position is the same as the lecture content, the brightness of the framing position is not improved, and if the framing position is not the same as the lecture content, the brightness of the framing position is improved, so that the participants can observe the lecture content of the main speaker more obviously.
In order to achieve the purpose, the invention provides the following technical scheme: a display screen brightness adjusting system of a conference all-in-one machine comprises:
an ambient light detection unit for detecting ambient light brightness information;
a time information acquisition unit for acquiring time information;
the personnel position detection unit is used for acquiring personnel position information;
a touch position detection unit for acquiring touch position information;
and the control unit is used for acquiring the ambient light brightness information, the time information, the personnel position data and the touch position information and controlling the brightness of the display screen.
Through adopting above-mentioned technical scheme, the ambient light detecting element acquires external environment light brightness information and transmits to the control unit department, time information acquisition unit transmission current time to the control unit department, personnel position detecting element acquires the position information of the person who talkbacks and transmits to the control unit department, touch position detecting element acquires the touch position information of the person who talkbacks and transmits to the control unit department, the control unit handles and exports control signal to display screen department after receiving above-mentioned information, carry out the regulation of luminance, make the difficult injury of the eye of the person who talkbacks, make the observation of attending the personnel not receive the influence.
The invention is further configured to: further comprising:
a face information acquisition unit for acquiring face information of a person;
a personnel distance detection unit for acquiring distance information between the display screen and personnel
And the voice acquisition unit is used for acquiring the external voice information.
Through adopting above-mentioned technical scheme, face information acquisition unit can detect whether the face of the person of mainly speaking is towards the display screen, and personnel can detect the position between participatory personnel and the display screen apart from detecting element, and pronunciation acquisition unit acquires external sound signal, and through above-mentioned three information, the control unit can control the luminance of display screen.
In order to achieve the purpose, the invention provides the following technical scheme: the conference all-in-one machine comprises a rack, wherein a touch screen is arranged on the rack, an environment light detector, a time information acquisition device, a personnel position detection device, a touch position detection device and a controller are arranged on the touch screen, and the environment light detector, the time information acquisition device, the personnel position detection device and the touch position detection device are all electrically connected with the controller.
Through adopting above-mentioned technical scheme, ambient light detector acquires external environment light brightness information and transmits to controller department, time information acquisition device transmits current time to controller department, personnel position detection device acquires the position information of the person of mainly speaking and transmits to controller department, touch position detection device acquires the touch position information of the person of mainly speaking and transmits to controller department, the controller handles and exports control signal to display screen department after receiving above-mentioned information, carry out the regulation of luminance, make the difficult injury of the eye of the person of mainly speaking, make the watching of attending the personnel not receive the influence.
The invention is further configured to: further comprising: face information acquisition device, personnel apart from detection device and pronunciation acquisition device, face information acquisition device, personnel apart from detection device and pronunciation acquisition device all are connected with the controller electricity.
Through adopting above-mentioned technical scheme, face information acquisition device can detect the main personnel's that talkback face whether towards the display screen, and personnel apart from detection device can detect the position between participant and the display screen, and pronunciation acquisition device acquires external sound signal, and through the three information of the aforesaid, the controller can be controlled the luminance of display screen.
In conclusion, the invention has the following beneficial effects:
1. the light type and the intensity of the display screen are adjusted according to the ambient light and the time, so that the brightness of the display screen at the position of a speaker and the touch position is reduced, and the eyes of the speaker and the participants are well protected;
2. through obtaining outside pronunciation to make the content that shows carry out the highlight according to outside pronunciation on the display screen, thereby make the participant can be comparatively clear view the content of talkbacking.
Drawings
FIG. 1 is a diagram illustrating the steps of the present invention;
FIG. 2 is a block diagram of the system of the present invention;
FIG. 3 is an external view of the present invention;
fig. 4 is a block diagram of the present invention.
Reference numerals: 11. an ambient light detection unit; 12. a time information acquisition unit; 13. a person position detection unit; 14. a touch position detection unit; 15. a control unit; 16. a face information acquisition unit; 17. a person distance detection unit; 18. a voice acquisition unit; 21. a frame; 22. a touch screen; 23. an ambient light detector; 24. a time information acquisition device; 25. a person position detection device; 26. a touch position detection device; 27. a controller; 28. a face information acquisition means; 29. a person distance detection device; 30. a voice acquisition device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the method for adjusting the brightness of the display screen of the all-in-one conference machine disclosed by the invention comprises the following steps:
acquiring ambient light intensity information and current time information; obtaining the ambient light intensity information of the current environment and the time information at the moment
Determining the type and the intensity of the light of the display screen according to the ambient light intensity information and the current time information; and determining the light intensity of the display screen according to the ambient light intensity information, and determining the light type of the display screen according to the current time information.
Acquiring the position information of a speaker where the speaker is located, and reducing the brightness of a display screen close to the position information of the speaker; the method comprises the steps that position information of a speaker is obtained, a corresponding main display area is determined according to the position information, and if face information of the speaker is obtained at the same time, the brightness of a display screen at the position of the main display area is reduced to a preset value; if only the position information of the speaker is acquired and the face information of the speaker is not acquired, the brightness of the display screen at the main display area is not reduced.
Acquiring touch position information of a touch position, and reducing the brightness of a display screen at the position of touch low position information; when a speaker touches the display screen, touch position information is obtained, a corresponding secondary display area is determined through the touch position information, if the face information of the speaker is obtained at the same time and the secondary display area is not in the main display area, the brightness of the display screen at the touch position is reduced, and if the secondary display area is in the main display area, the brightness of the display screen at the touch position is not reduced; if the face information of the speaker is not acquired at this time, the brightness of the display screen in the touch area is not adjusted.
Further comprising:
acquiring distance information between the participants and a display screen;
adjusting the brightness of the display screen according to the distance information; the distance information between the participants and the display screen is acquired, so that the brightness of the display screen is adjusted according to the distance information, but the maximum brightness of the display screen is not higher than a preset brightness threshold value.
Further comprising:
acquiring outside voice information;
comparing the voice information with the currently displayed conference content information; and converting the acquired voice information into a data signal, and comparing the currently displayed conference content with the data signal so as to determine whether the same content exists.
If the same content exists, acquiring the area where the content is located, and improving the brightness of the area;
if the same content does not exist, the brightness adjustment is not performed.
The implementation principle of the embodiment is as follows: the method comprises the steps of firstly obtaining distance information between a participant and a display screen, then adjusting the brightness of the display screen according to the distance information, determining the most basic brightness of the display screen, wherein the brightness of the display screen does not exceed a preset brightness threshold value, and then determining the light type and the light intensity of the display screen according to ambient light intensity information and time information. Then obtaining the position information of the speaker, then obtaining the face information of the speaker, and if the face information is not obtained, not reducing the brightness of a main display area corresponding to the position information of the speaker; if the face information is acquired, the brightness of the main display area is reduced. And meanwhile, touch position information is also acquired, if the touch position information is acquired, a secondary display area is determined according to the touch position information, at the moment, if the secondary display area is positioned in the main display area, the brightness of the secondary display area is kept unchanged, and if the secondary display area is not positioned in the main display area, the brightness is reduced.
Simultaneously acquiring external voice information and the area range selected by the touch frame, and improving the area brightness of the same content when the voice information is the same as the conference content information; and when the area range of the touch frame selection is overlapped with the brightness improvement range, the brightness of the frame selection area is not improved any more, and if the area range of the touch frame selection is not overlapped, the brightness is improved.
Referring to fig. 2, the display screen brightness adjusting system of the all-in-one conference machine disclosed by the invention comprises an ambient light detection unit 11, a time information acquisition unit 12, a person position detection unit 13, a touch position detection unit 14, a control unit 15, a face information acquisition unit 16, a person distance detection unit 17 and a voice acquisition unit 18, wherein the ambient light detection unit 11, the time information acquisition unit 12, the person position detection unit 13, the touch position detection unit 14, the face information acquisition unit 16, the person distance detection unit 17 and the voice acquisition unit 18 are all electrically connected with the control unit 15.
The implementation principle of the embodiment is as follows: personnel distance detecting element 17 detects the distance between participant and the display screen to with distance information transmission to the control unit 15 department, the control unit 15 adjusts the basic luminance of display screen, ambient light detecting element 11 and time information acquisition element 12 acquire ambient light intensity information and time information, and transmit ambient light intensity information and time information to the control unit 15 department, the control unit 15 adjusts display screen light type and intensity. Then, the person position detecting unit 13 acquires position information of the person who gives the call and transmits the position information to the control unit 15, the control unit 15 determines a main display area according to the position information, the face information acquiring unit 16 acquires face information of the person who gives the call and transmits the face information to the control unit 15, and the control unit 15 controls the brightness of the main display area to be reduced. When a main speaker writes on the display screen, the touch position detection unit 14 acquires the writing position of the main speaker and transmits position information to the control unit 15, the control unit 15 determines a corresponding sub-display area according to the position information, and if the sub-display area is located in the main display area, the brightness of the sub-display area is not changed; if the brightness is outside the main display area, the brightness is reduced to be the same as the main display area. Meanwhile, the voice acquiring unit 18 acquires external voice information and transmits the voice information to the control unit 15, the control unit 15 converts the voice information into data information and compares the data information with conference contents, if the contents of the data information and the conference contents are the same, the brightness of an area where the contents are located is improved, and if the contents of the data information and the conference contents are different, no operation is performed. The touch position detection unit 14 obtains the area range selected by the touch frame, and if the area range is in the area with the improved brightness, the brightness of the area is not improved, and if the area range is not in the area with the improved brightness, the brightness of the area is improved.
Referring to fig. 3 and 4, the all-in-one conference machine disclosed by the invention comprises a frame 21, wherein a touch screen 22 is installed on the frame 21, an environment light detector 23, a time information acquisition device 24, a personnel position detection device 25, a touch position detection device 26 and a controller 27 are installed on the touch screen 22, and the environment light detector 23, the time information acquisition device 24, the personnel position detection device 25 and the touch position detection device 26 are all electrically connected with the controller 27. The touch screen 22 is also provided with a face information acquisition device 28, a person distance detection device 29 and a voice acquisition device 30, and the face information acquisition device 28, the person distance detection device 29 and the voice acquisition device 30 are all electrically connected with the controller 27. The ambient light detector 23 is an ambient light sensor, the time information acquisition device 24 is a GPRS module, the person position detection device 25 is a pyroelectric sensor, a signal output by the touch position detection device 26 is a touch position signal output by a display screen system, the controller 27 is a single chip microcomputer, the face information acquisition device 28 is a face recognition camera, the person distance detection device 29 is a binocular range finding camera, and the voice acquisition device 30 is a microphone.
The implementation principle of the embodiment is as follows: the person distance detection device 29 detects the distance between the participant and the touch screen 22 and transmits the distance information to the controller 27, the controller 27 adjusts the basic brightness of the touch screen 22, the ambient light detector 23 and the time information acquisition device 24 acquire the ambient light intensity information and the time information and transmit the ambient light intensity information and the time information to the controller 27, and the controller 27 adjusts the light type and the light intensity of the touch screen 22. Then, the person position detecting means 25 acquires position information of the person who is the main person and transmits the position information to the controller 27, the controller 27 determines a main display area based on the position information, the face information acquiring means 28 acquires face information of the person who is the main person and transmits the face information to the controller 27, and the controller 27 controls the luminance of the main display area to be reduced. When a main speaker writes on the touch screen 22, the touch position detection device 26 acquires the writing position of the main speaker and transmits the position information to the controller 27, the controller 27 determines a corresponding sub-display area according to the position information, and if the sub-display area is located in the main display area, the brightness of the sub-display area is not changed; if the brightness is outside the main display area, the brightness is reduced to be the same as the main display area. Meanwhile, the voice acquiring device 30 acquires external voice information and transmits the voice information to the controller 27, the controller 27 converts the voice information into data information and compares the data information with the conference content, if the contents of the data information and the conference content are the same, the brightness of the area where the content is located is improved, and if the contents of the data information and the conference content are different, no operation is performed. The touch position detection device 26 acquires the area range of the touch frame, and if the area range is in the area with the increased brightness, the brightness of the area is not increased, and if the area range is not in the area with the increased brightness, the brightness of the area is increased.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. A method for adjusting the brightness of a display screen of a conference all-in-one machine is characterized by comprising the following steps:
acquiring ambient light intensity information and current time information;
determining the type and the intensity of the light of the display screen according to the ambient light intensity information and the current time information;
acquiring the position information of a speaker where the speaker is located, and reducing the brightness of a display screen close to the position information of the speaker;
and acquiring touch position information of the touch position, and reducing the brightness of the display screen at the touch low position information.
2. The method for adjusting the brightness of the display screen of the all-in-one conference machine according to claim 1, wherein the specific method for reducing the brightness of the display screen close to the position information of the speaker comprises the following steps:
determining a main display area corresponding to the position information of the current speaker;
acquiring face information of a speaker;
if the face information is acquired, reducing the brightness of the area;
if the face information is not acquired, the brightness of the area is kept unchanged.
3. The method for adjusting the brightness of the display screen of the all-in-one conference machine as claimed in claim 2, wherein the specific method for reducing the brightness of the display screen at the position where the low position information is touched comprises the following steps:
determining a sub-display area corresponding to the current touch position information;
acquiring face information of a speaker;
if the face information is acquired and the display screen area is located in the main display area, the brightness of the area is kept unchanged;
if the face information is acquired and the display screen area is located outside the main display area, the brightness of the area is reduced to be the same as that of the main display area;
if the face information is not acquired, the brightness of the area is kept unchanged.
4. The method for adjusting the brightness of the display screen of the all-in-one conference machine according to claim 1, further comprising:
acquiring distance information between the participants and a display screen;
adjusting the brightness of the display screen according to the distance information;
the brightness of the display screen is less than or equal to a preset brightness threshold value.
5. The method for adjusting the brightness of the display screen of the all-in-one conference machine according to claim 1, further comprising:
acquiring outside voice information;
comparing the voice information with the currently displayed conference content information;
if the same content exists, acquiring the area where the content is located, and improving the brightness of the area;
if the same content does not exist, the brightness adjustment is not performed.
6. The method for adjusting the brightness of the display screen of the all-in-one conference machine as claimed in claim 5, further comprising:
acquiring the area range selected by the touch frame;
if the range is within the brightness improvement range, the brightness is not improved;
and if the range is not positioned in the brightness improvement range, improving the brightness of the frame selection area.
7. The utility model provides a display screen brightness control system of meeting all-in-one which characterized in that includes:
an ambient light detection unit (11) for detecting ambient light brightness information;
a time information acquisition unit (12) for acquiring time information;
a person position detection unit (13) for acquiring person position information;
a touch position detection unit (14) for acquiring touch position information;
and the control unit (15) is used for acquiring the ambient light brightness information, the time information, the personnel position data and the touch position information and controlling the brightness of the display screen.
8. The system of claim 7, further comprising:
a face information acquisition unit (16) for acquiring face information of a person;
a person distance detection unit (17) for acquiring distance information between the display screen and the person
And a voice acquisition unit (18) for acquiring the voice information of the outside.
9. The conference all-in-one machine is characterized by comprising a rack (21), wherein a touch screen (22) is arranged on the rack (21), an environment light detector (23), a time information acquisition device (24), a personnel position detection device (25), a touch position detection device (26) and a controller (27) are arranged on the touch screen (22), and the environment light detector (23), the time information acquisition device (24), the personnel position detection device (25) and the touch position detection device (26) are all electrically connected with the controller (27).
10. The all-in-one conference machine of claim 9, further comprising: the face information acquisition device (28), the personnel distance detection device (29) and the voice acquisition device (30) are all electrically connected with the controller (27).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114648942A (en) * | 2020-12-02 | 2022-06-21 | 深圳市奥拓电子股份有限公司 | LED display screen, local brightness adjusting method thereof and LED display controller |
| CN115048024A (en) * | 2021-03-09 | 2022-09-13 | 广州视源电子科技股份有限公司 | Local brightness adjusting method, system, storage medium and electronic equipment thereof |
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| CN107993631A (en) * | 2017-11-29 | 2018-05-04 | 广州小百合信息技术有限公司 | Meeting all-in-one machine display screen brightness adjusting method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114648942A (en) * | 2020-12-02 | 2022-06-21 | 深圳市奥拓电子股份有限公司 | LED display screen, local brightness adjusting method thereof and LED display controller |
| CN115048024A (en) * | 2021-03-09 | 2022-09-13 | 广州视源电子科技股份有限公司 | Local brightness adjusting method, system, storage medium and electronic equipment thereof |
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