CN106409271A - Myopia prevention method and display device - Google Patents
Myopia prevention method and display device Download PDFInfo
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- CN106409271A CN106409271A CN201610942137.8A CN201610942137A CN106409271A CN 106409271 A CN106409271 A CN 106409271A CN 201610942137 A CN201610942137 A CN 201610942137A CN 106409271 A CN106409271 A CN 106409271A
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Eye Examination Apparatus (AREA)
Abstract
The invention belongs to the field of display control and provides a myopia prevention method and a display device. The method comprises the following steps: detecting the distance between a user and the display device and time duration of the user in watching the display device; obtaining corrected visual acuity of the user; and according to a preset algorithm, the distance between the user and the display device, the time duration of the user in watching the display device and the corrected visual acuity of the user, controlling the display brightness of the display device to enable the display device to be able to realize brightness adjustment according to use situations of the user, thereby preventing myopia and improving use experience of the user.
Description
Technical field
The invention belongs to display control field, more particularly, to a kind of myopic-preventing method and display device.
Background technology
Display, as the indispensable accessory of electronic equipment, gives people intuitively visual experience, enriches the perception generation of people
Boundary.
But, during using display, due to user in use, the brightness of display is unalterable,
Promote increasing user's visual deterioration.
Content of the invention
The purpose of the embodiment of the present invention is to provide a kind of myopic-preventing method it is intended to the brightness solving display can not root
Service condition according to user is changed, and promotes the problem of user's visual deterioration.
In order to solve above-mentioned technical problem, the present invention is realized in：A kind of myopic-preventing method, is applied to display dress
Put, the method comprising the steps of：
Detect that the distance of display device described in user distance and user persistently watch the duration of described display device；
Obtain correcting defects of vision of user；
The distance of display device, user according to preset algorithm, user distance persistently watch the duration of described display device with
And correcting defects of vision of user controls the display brightness of described display device.
Further, the distance of display device described in described detection user distance and user persistently watch described display dress
The step of the time put, including：
Dress is shown described in the head distance detecting user by the infrared sensor that is arranged in described display device or laser instrument
The distance put；
Detect that user watches the duration of the display screen of described display device by the photographic head being arranged in described display device.
Further, the described step corrected defects of vision obtaining user, including：
Prompting user input is corrected defects of vision；
Obtaining correcting defects of vision of user input, if user does not input in Preset Time correcting defects of vision, the rectification of user being regarded
Power is set to preset value.
Further, described in the distance of described display device according to preset algorithm, user distance, user persistently watch
The step of the display brightness controlling described display device of correcting defects of vision of the duration of display device and user, including：
Calculate the display brightness W2 of described display device according to following formula：
Wherein, W1 is the initial luma values of described display device, and S is correcting defects of vision of described user, L1 be default myopia prevention away from
From（Unit：Centimetre）, L2 is the distance of display device described in user distance（Unit：Centimetre）, T1 is default myopia prevention duration（Single
Position：Minute）, T2 persistently watches the duration of described display device for user（Unit：Minute）.
Further, persistently watch institute in the distance of described display device according to preset algorithm, user distance, user
After stating the step of display brightness controlling described display device of correcting defects of vision of the duration of display device and user, also wrap
Include：
When the duration persistently watching described display device in user is more than preset time threshold, user is pointed out to be rested.
The purpose of the embodiment of the present invention also resides in a kind of display device of offer it is characterised in that described display device includes：
Detector unit, distance and user for detecting display device described in user distance persistently watch described display device
Duration；
Acquiring unit, for obtaining correcting defects of vision of user；
Control unit, persistently watches described display for the distance of display device, user according to preset algorithm, user distance
The duration of device and correcting defects of vision of user control the display brightness of described display device.
Further, described detector unit specifically for：
Dress is shown described in the head distance detecting user by the infrared sensor that is arranged in described display device or laser instrument
The distance put；
Detect that user watches the duration of the display screen of described display device by the photographic head being arranged in described display device.
Further, described acquiring unit specifically for：
Prompting user input is corrected defects of vision；
Obtaining correcting defects of vision of user input, if user does not input in Preset Time correcting defects of vision, the rectification of user being regarded
Power is set to preset value.
Further, described control unit specifically for：
Calculate the display brightness W2 of described display device according to following formula：
Wherein, W1 is the initial luma values of described display device, and S is correcting defects of vision of described user, L1 be default myopia prevention away from
From（Unit：Centimetre）, L2 is the distance of display device described in user distance（Unit：Centimetre）, T1 is default myopia prevention duration（Single
Position：Minute）, T2 persistently watches the duration of described display device for user（Unit：Minute）.
Further, described mobile terminal also includes：
Tip element, when the duration for persistently watching described display device in user is more than preset time threshold, points out user
Rested.
In embodiments of the present invention, described in used detection user distance, the distance of display device and user persistently watch institute
State the duration of display device, and obtain correcting defects of vision of user, then display device according to preset algorithm, user distance
Distance, user persistently watch the duration of described display device and user correct defects of vision control described display device display bright
Degree, so that display device can carry out brightness regulation according to the service condition of user, prevents myopia, the use body of lifting user
Test.
Brief description
Fig. 1 is the flow chart of myopic-preventing method provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the myopic-preventing method that another embodiment of the present invention provides；
Fig. 3 shows the frame construction drawing of display device provided in an embodiment of the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
Below in conjunction with specific embodiment, implementing of the present invention is described in detail：
Fig. 1 shows the flow process of the myopic-preventing method being applied to display device provided in an embodiment of the present invention, for the ease of saying
Bright, only list the part related to the embodiment of the present invention, details are as follows：
Embodiments provide a kind of myopic-preventing method being applied to display device, the method comprises the following steps：
Step S10, the distance of detection user distance display device and user persistently watch the duration of display device.In the present invention
In embodiment, by the infrared sensor or the laser instrument that are arranged in this display device（The laser instrument of level of security）Detection user
Head（Head is identified by photographic head, and sends the laser of infrared light or level of security to head）Apart from this display device
Distance；Detect that user watches the duration of the display screen of display device by the photographic head being arranged in display device, specifically, when
Photographic head detects the head front of user（Judge it is head front by facial recognition techniques）In the face of display device when start
Calculate the duration that user watches the display screen of display device.
Step S20, obtains correcting defects of vision of user.In embodiments of the present invention, in order to prevent user's myopia or increase
Myopia, needs to obtain the correcting defects of vision of active user, if user makes twenty-twenty vision, sets and corrects defects of vision as 1.5, specifically,
Obtain user the mode corrected defects of vision be：Prompting user input is corrected defects of vision, and obtains correcting defects of vision of user input, if using
Family does not input in Preset Time and corrects defects of vision, then correcting defects of vision of user is set to preset value（1.5）.
Step S30, according to preset algorithm, the distance of user distance display device, user persistently watch display device when
Long and correcting defects of vision of user controls the display brightness of display device.Specifically, the embodiment of step S30 is：
Calculate the display brightness W2 of display device according to following formula：
;
Wherein, W1 is the initial luma values of display device, and S is correcting defects of vision of user, and L1 is default myopia prevention distance（Unit：
Centimetre）, L2 is the distance of user distance display device（Unit：Centimetre）, T1 is default myopia prevention duration（Unit：Minute）, T2
Persistently watch the duration of display device for user（Unit：Minute）.
According to above-mentioned formula, when correcting defects of vision of user is relatively low, apart from screen farther out when and during viewing display screen
Between longer when all can cause visual fatigue, now control the brightness of display device to brighten user can be made to see more clearly, unlikely
Closely cause very much myopia or increase myopia in close screen.
As shown in Fig. 2 as one embodiment of the present invention, also including after step S30：
Step S40, when the duration persistently watching display device in user is more than preset time threshold, points out user to be rested.
The embodiment of the present invention prevents user's myopia further from the angle reminded or increases myopia.
In embodiments of the present invention, described in used detection user distance, the distance of display device and user persistently watch institute
State the duration of display device, and obtain correcting defects of vision of user, then display device according to preset algorithm, user distance
Distance, user persistently watch the duration of described display device and user correct defects of vision control described display device display bright
Degree, so that display device can carry out brightness regulation according to the service condition of user, prevents myopia, the use body of lifting user
Test.
Fig. 3 shows the frame construction drawing of display device provided in an embodiment of the present invention, for convenience of description, only list with
The related part of the embodiment of the present invention, details are as follows：
Display device provided in an embodiment of the present invention, including：Detector unit 10, acquiring unit 20 and control unit 30；
Detector unit 10, the distance and user for detecting user distance display device persistently watches the duration of display device；
Acquiring unit 20, for obtaining correcting defects of vision of user；
Control unit 30, for persistently watching display device according to preset algorithm, the distance of user distance display device, user
Duration and correcting defects of vision of user control the display brightness of display device.
As one embodiment of the present invention, detector unit 10 specifically for：
Detect the distance of the head distance display device of user by the infrared sensor that is arranged in display device or laser instrument；
Detect that user watches the duration of the display screen of display device by the photographic head being arranged in display device.
As one embodiment of the present invention, acquiring unit 20 specifically for：
Prompting user input is corrected defects of vision；
Obtaining correcting defects of vision of user input, if user does not input in Preset Time correcting defects of vision, the rectification of user being regarded
Power is set to preset value.
As one embodiment of the present invention, control unit 30 specifically for：
Calculate the display brightness W2 of display device according to following formula：
;
Wherein, W1 is the initial luma values of display device, and S is correcting defects of vision of user, and L1 is default myopia prevention distance（Unit：
Centimetre）, L2 is the distance of user distance display device（Unit：Centimetre）, T1 is default myopia prevention duration（Unit：Minute）, T2
Persistently watch the duration of display device for user（Unit：Minute）.
As one embodiment of the present invention, mobile terminal also includes：
Tip element 40, when the duration for persistently watching display device in user is more than preset time threshold, points out user to enter
Row rest.
It should be noted that display device provided in an embodiment of the present invention is applied to the myopic-preventing of display device with above-mentioned
The embodiment of method corresponds to, and its operation principle and mode are all corresponding applicable, just repeat no more here.
In embodiments of the present invention, described in used detection user distance, the distance of display device and user persistently watch institute
State the duration of display device, and obtain correcting defects of vision of user, then display device according to preset algorithm, user distance
Distance, user persistently watch the duration of described display device and user correct defects of vision control described display device display bright
Degree, so that display device can carry out brightness regulation according to the service condition of user, prevents myopia, the use body of lifting user
Test.
It will be appreciated by those skilled in the art that the unit including for above-described embodiment is simply carried out according to function logic
Divide, but be not limited to above-mentioned division, as long as being capable of corresponding function；In addition, the tool of each functional unit
Body title also only to facilitate mutual distinguish, is not limited to protection scope of the present invention.
Those of ordinary skill in the art are further appreciated that all or part of step realizing in above-described embodiment method is can
Completed with the hardware instructing correlation by program, described program can be stored in a computer read/write memory medium
In, described storage medium, including ROM/RAM, disk, CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of myopic-preventing method, is applied to display device it is characterised in that the method comprising the steps of：
Detect that the distance of display device described in user distance and user persistently watch the duration of described display device；
Obtain correcting defects of vision of user；
The distance of display device, user according to preset algorithm, user distance persistently watch the duration of described display device with
And correcting defects of vision of user controls the display brightness of described display device.
2. method according to claim 1 it is characterised in that display device described in described detection user distance distance with
And the step that user persistently watches the time of described display device, including：
Dress is shown described in the head distance detecting user by the infrared sensor that is arranged in described display device or laser instrument
The distance put；
Detect that user watches the duration of the display screen of described display device by the photographic head being arranged in described display device.
3. method according to claim 1 is it is characterised in that the step corrected defects of vision of described acquisition user, including：
Prompting user input is corrected defects of vision；
Obtaining correcting defects of vision of user input, if user does not input in Preset Time correcting defects of vision, the rectification of user being regarded
Power is set to preset value.
4. method according to claim 1 is it is characterised in that described show dress according to preset algorithm, user distance
The distance put, user persistently watch the duration of described display device and the aobvious of the described display device of control of correcting defects of vision of user
The step showing brightness, including：
Calculate the display brightness W2 of described display device according to following formula：
Wherein, W1 is the initial luma values of described display device, and S is correcting defects of vision of described user, L1 be default myopia prevention away from
From（Unit：Centimetre）, L2 is the distance of display device described in user distance（Unit：Centimetre）, T1 is default myopia prevention duration（Single
Position：Minute）, T2 persistently watches the duration of described display device for user（Unit：Minute）.
5. method according to claim 1 is it is characterised in that show according to preset algorithm, user distance described
The distance of device, user persistently watch the duration of described display device and correcting defects of vision of user controls described display device
After the step of display brightness, also include：
When the duration persistently watching described display device in user is more than preset time threshold, user is pointed out to be rested.
6. a kind of display device is it is characterised in that described display device includes：
Detector unit, distance and user for detecting display device described in user distance persistently watch described display device
Duration；
Acquiring unit, for obtaining correcting defects of vision of user；
Control unit, persistently watches described display for the distance of display device, user according to preset algorithm, user distance
The duration of device and correcting defects of vision of user control the display brightness of described display device.
7. display device according to claim 6 it is characterised in that described detector unit specifically for：
Dress is shown described in the head distance detecting user by the infrared sensor that is arranged in described display device or laser instrument
The distance put；
Detect that user watches the duration of the display screen of described display device by the photographic head being arranged in described display device.
8. display device according to claim 6 it is characterised in that described acquiring unit specifically for：
Prompting user input is corrected defects of vision；
Obtaining correcting defects of vision of user input, if user does not input in Preset Time correcting defects of vision, the rectification of user being regarded
Power is set to preset value.
9. display device according to claim 6 it is characterised in that described control unit specifically for：
Calculate the display brightness W2 of described display device according to following formula：
Wherein, W1 is the initial luma values of described display device, and S is correcting defects of vision of described user, L1 be default myopia prevention away from
From（Unit：Centimetre）, L2 is the distance of display device described in user distance（Unit：Centimetre）, T1 is default myopia prevention duration（Single
Position：Minute）, T2 persistently watches the duration of described display device for user（Unit：Minute）.
10. display device according to claim 6 is it is characterised in that described mobile terminal also includes：
Tip element, when the duration for persistently watching described display device in user is more than preset time threshold, points out user
Rested.
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| CN201610942137.8A CN106409271A (en) | 2016-11-02 | 2016-11-02 | Myopia prevention method and display device |
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| CN201610942137.8A CN106409271A (en) | 2016-11-02 | 2016-11-02 | Myopia prevention method and display device |
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| US20170192486A1 (en) * | 2016-01-05 | 2017-07-06 | Samsung Electronics Co., Ltd. | Display apparatus and control method thereof |
| CN108762491A (en) * | 2018-05-15 | 2018-11-06 | 苏州妙文信息科技有限公司 | A kind of intelligence self-regulation display |
| CN108810433A (en) * | 2018-05-28 | 2018-11-13 | 苏州韵之秋智能科技有限公司 | A kind of intelligent TV set that can reduce eye injury |
| CN109582148A (en) * | 2018-12-24 | 2019-04-05 | 上海摩软通讯技术有限公司 | A kind of method and device for protecting eyesight |
| CN110691162A (en) * | 2018-07-06 | 2020-01-14 | 珠海格力电器股份有限公司 | Electronic equipment for realizing human vision protection and control method thereof |
| CN110827785A (en) * | 2019-11-27 | 2020-02-21 | Oppo广东移动通信有限公司 | Brightness adjusting method and related product |
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Application publication date: 20170215 |