CN102736722A - An electronic device with double display screens and a method for controlling screen display thereof - Google Patents
An electronic device with double display screens and a method for controlling screen display thereof Download PDFInfo
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- CN102736722A CN102736722A CN2011100811296A CN201110081129A CN102736722A CN 102736722 A CN102736722 A CN 102736722A CN 2011100811296 A CN2011100811296 A CN 2011100811296A CN 201110081129 A CN201110081129 A CN 201110081129A CN 102736722 A CN102736722 A CN 102736722A
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Abstract
An electronic device with double display screens comprises a first display screen, a second display screen, a processing unit, a storage unit storing first and second characteristic parameter scopes, and an image acquisition unit disposed on one of the display screens. The processing unit controls the image acquisition unit to obtain an image in a certain scope in front of the electronic device at intervals of a preset period, extracts characteristic parameters corresponding to the current image, compares the characteristic parameters with the first and second characteristic parameter scopes to determine a watching-state of a user and controls the display screen being watched by the user to display with normal brightness and the display screen(s) not being watched by the user to display with reduced or zero brightness. The invention also provides a corresponding method for controlling screen display. According to the electronic device with double display screens and the method for controlling screen display thereof, display control is carried out to the double display screens of the electronic device to save unnecessary power consumption and improve battery life.
Description
Technical field
The present invention relates to a kind of electronic installation and control method for screen display thereof with double-display screen.
Background technology
Along with the fast development of electronic technology, the appearance of various portable type electronic products has greatly enriched E-consumer market, has satisfied multi-faceted work and the amusement demand of people.
In having the electronic product of display screen, the power consumption of display screen is very most of in occupation of electronic product power consumption always.Electronic installation with double-display screen; For example has the e-book of double-display screen etc.; Compare single display screen e-book; Though can satisfy the more demand of people and bring people more amusement, because the huge power consumption of display screen, make that the flying power of this electronic installation with double-display screen is strong, it is not too convenient to use.
Summary of the invention
In view of this, be necessary to provide a kind of electronic installation and control method for screen display thereof, to address the above problem with double-display screen.
This electronic installation with double-display screen comprises first display screen, second display screen, processing unit and storage unit; When this cell stores has the user to watch first display screen; The first characteristic parameter scope of from the user's image of face that is obtained, being extracted is when watching this second display screen; The second characteristic parameter scope of from the user's that obtained image of face, being extracted; This electronic installation with double-display screen also comprises an image collection unit, is installed on this first display screen or second display screen.This processing unit comprises image acquiring module, characteristic parameter extraction module, judge module and display control module.This image acquiring module is used for after electronic installation is opened, whenever the image in the certain limit before this image collection unit of Preset Time control obtains electronic installation; This characteristic parameter extraction module is extracted current image characteristic of correspondence parameter after image acquiring module is whenever obtained a current image; This judge module with the pairing characteristic parameter of current image respectively with storage unit in the first characteristic parameter scope and the second characteristic parameter scope of storing compare, and confirm user's viewed status according to comparative result; This display control module, the display screen of watching according to the determined user's viewed status of judge module control user carry out normal brightness shows, the user does not watch display screen and reduce brightness and show or close.
A kind of control method for screen display is used for having the electronic installation of double-display screen, and the method comprising the steps of:
After electronic installation is opened, every before a Preset Time is controlled the image collection unit to obtain electronic installation the image in the certain limit;
After whenever obtaining a current image, extract current image characteristic of correspondence parameter;
With current image characteristic of correspondence parameter respectively with storage unit in the first characteristic parameter scope and the second characteristic parameter scope of storing compare, and confirm user's viewed status according to comparative result;
The display screen of watching according to determined user's viewed status control user carries out normal brightness shows, the user does not watch display screen and reduces brightness and show or close.
Through electronic installation and the control method for screen display thereof with double-display screen of the present invention, can show that control to save unnecessary power consumption, improves flying power to the double-display screen in the electronic installation.
Description of drawings
Fig. 1 is for having the synoptic diagram of the electronic installation of double-display screen in an embodiment of the present invention.
Fig. 2 is for having the module map of the electronic installation of double-display screen in an embodiment of the present invention.
Fig. 3 is the process flow diagram of control method for screen display in an embodiment of the present invention.
The main element symbol description
| Electronic installation with double- |
100 |
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10 |
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20 |
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30 |
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40 |
| The |
50 |
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301 |
| The characteristic |
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| The initial setting up |
305 |
Following embodiment will combine above-mentioned accompanying drawing to further specify the present invention.
Embodiment
Please consult Fig. 1 and Fig. 2 in the lump; Electronic installation 100 with double-display screen comprises first display screen 10, second display screen 20, processing unit 30, storage unit 40 and image collection unit 50, and this image collection unit 50 is installed on first display screen 10 or second display screen 20.This storage unit 40 stores the user when watching first display screen 10; The first characteristic parameter scope of from the user's image of face that is obtained, being extracted is when watching this second display screen 20; The second characteristic parameter scope of from the user's that obtained image of face, being extracted, the said first characteristic parameter scope is different with the said second characteristic parameter scope.These two display screens 10,20 are LCDs, for example bistable liquid crystal display screen (BTN LCD, Bistable Twisted Nematic LCD) or cholesteric liquid crystal display screen (Cholesteric LCD).In this embodiment, this image collection unit 50 is a camera, is arranged on first display screen 10.
This processing unit 30 comprises an image acquiring module 301, a characteristic parameter extraction module 302, a judge module 303 and a display control module 304.This image acquiring module 301 is whenever obtained the image in the certain limit before the electronic installation 100 at a distance from this image collection unit 50 of Preset Time control after electronic installation 100 is opened.This characteristic parameter extraction module 302 is used for after this image acquiring module 301 is whenever obtained a current image, extracts current image characteristic of correspondence parameter.This judge module 303 is used for the pairing characteristic parameter of current image is compared with the first characteristic parameter scope and the second characteristic parameter scope that storage unit 40 is stored respectively; And confirm user's viewed status according to comparative result, promptly just watch a certain display screen or do not watching any display screen etc.This display control module 304 is used for carrying out normal brightness shows, the user does not watch display screen according to the display screen that the determined user's viewed status control of judge module 303 users are watching to be reduced brightness and shows or close.For example, the characteristic parameter that is extracted and the first characteristic parameter commensurate in scope can confirm that then this user is watching first display screen 10, then control first display screen 10 and normally show, control second display screen 20 and reduce brightness and show or close.
In this embodiment; Processing unit 30 also comprises an initial setting up module 305; Be used for when initialization is provided with; The pairing initialization image of different display screens is gathered in control image collection unit 50, and 302 pairs of these initialization images of controlling features parameter extraction module extract different initiation parameters, and the first characteristic parameter scope and the second characteristic parameter scope of storage in the storage unit 40 are carried out the initialization setting.Specifically, the first initial image is gathered, the collection second initial image when watching second display screen 20 in initial setting up module 305 control image collection unit 50 when the user is in first display screen, 10 the place aheads and watches first display screen 10; Be in the user and gather the 3rd initial image when first display screen 10 is watched in second display screen, 20 the place aheads, gather the 4th initial image when watching second display screen 20.Initial setting up module 305 controlling features parameter extraction module 302 are extracted first, second, third and fourth characteristic parameter respectively to this first, second, third and fourth initial image respectively; This first, second, third and fourth initial image and characteristic of correspondence parameter are stored to respectively in the storage unit 40; This first and third characteristic parameter limits the first characteristic parameter scope, and this second, four characteristic parameter limits the second characteristic parameter scope.
In this embodiment, image collection unit 50 is arranged on first display screen 10, and first display screen 10 and second display screen 20 are in the same plane.When the user was in first display screen, 10 the place aheads, the face that the first initial image that image collection unit 50 is gathered is the user was over against image, and the left face that the second initial image is the user is tiltedly to image; In like manner, when the user was in second display screen, 20 the place aheads, the right face that the 3rd initial image that image collection unit 50 is gathered is the user was tiltedly to image, and the left face that the 4th initial image is the user is tiltedly to image.By this first initial image and the 3rd initial image; The face that is the user tiltedly can limit the first characteristic parameter scope to first characteristic parameter and the 3rd characteristic parameter that image extracted over against image and right face, and the image of face characteristic of correspondence parameter that the user is obtained when in the zone that the double- display screen 10,20 of dual display screen electronic device 100 is limited, watching first display screen 10 all falls in this first characteristic parameter scope.In like manner; By this second initial image and the 4th initial image; The left face that is the user tiltedly can limit the second characteristic parameter scope to second characteristic parameter and the 4th characteristic parameter that image extracted, and the image of face characteristic of correspondence parameter that the user is obtained when in the zone that dual display screen electronic device 100 is limited, watching second display screen 20 all falls in this second characteristic parameter scope.303 of judge modules can fall into the first characteristic parameter scope, second characteristic range according to the characteristic parameter under the current image or not fall into any characteristic parameter scope and judge the user and watching a certain display screen or do not watching any display screen.
Concrete, in this embodiment, this characteristic parameter scope is the face's qualification to the user, the qualification of promptly left face, positive face or right face.Image feature when the user watches first display screen 10 is positive face or right face; Promptly; Image feature is that positive face or right face represent that the user is just watching first display screen 10; Image feature is left face when watching second display screen 20, and promptly image feature is that left face representes that the user is just watching second display screen 20, does not have user's face feature to represent then that the user is current and does not watch any display screen.Control image collection unit 50 at a distance from a Preset Time and obtain before the electronic installation 100 behind the image in the certain limit in that image acquiring module 301 is every; 302 pairs of current images of characteristic parameter extraction module carry out characteristic parameter extraction; Judge that the person's of being to use corresponding under the current image left face, positive face, right face perhaps do not have user's face feature; The user's that 303 bases of judge module obtain face limits and judges corresponding state, is promptly just watching first display screen 10, is just watching second display screen 20 or do not watch any display screen.
In this embodiment, this initial setting up module 305 also is provided with a brightness and reduces a ratio and a predetermined number of times of not watching.When judge module 303 confirms that a certain display screen is not watched; Then do not watched the ground number of times to add up continuously to this display screen; And reach at the number of times of being added up that this is predetermined when not watching number of times; The brightness of display control module 304 these display screens of control reduces current brightness and multiply by this brightness reduction ratio, and with this statistics number zero clearing.Also do not reach this in the statistics number of this display screen and predeterminedly be judged as the number of times zero clearing that then will add up when watching before not watching number of times, the number of times of being added up carries out number of times with the cycle of image collection unit 50 collection images to be added up.
For example; Setting brightness reduces than being 5%; Should predetermined not watch number of times is 9 times, and when the continuous statistics number of not watched at display screen reached 9 times, the corresponding display of display control module 304 controls reduced current brightness and multiply by 5% and show under the situation of current display brightness value.In this embodiment, in order to save power supply, be lower than a setting value in the current brightness of display, as 30% o'clock, this display was closed in display control module 304 controls.
Operate for the convenience of the users, this electronic installation 100 with double-display screen also comprises two physical switchs, is used for receiving user's operation unlatching respectively or closing this first display screen 10 and second display screen 20.In other embodiments, this physical switch can be substituted by physical button.
As shown in Figure 3, a kind of control method for screen display is used for having the electronic installation 100 of double-display screen.The method comprising the steps of:
S101: after electronic installation 100 is opened, whenever obtain the image in the certain limit before the electronic installation 100 at a distance from Preset Time control image collection unit 50;
S102: after whenever obtaining a current image, extract current image characteristic of correspondence parameter;
S103: with current image characteristic of correspondence parameter respectively with storage unit in the first characteristic parameter scope and the second characteristic parameter scope of storing compare; And confirm user's viewed status according to comparative result, promptly just watch a certain display screen or do not watching any display screen etc.;
S104: the display screen of watching according to determined user's viewed status control user carries out normal brightness shows, the user does not watch display screen and reduces brightness and show or close.
In this embodiment, before step S101, also comprise an initialization setting up procedure.
Through electronic installation and the control method for screen display thereof with double-display screen of the present invention, can show control to two display screens of electronic installation with double-display screen, to save electric energy, promote the flying power of electronic installation.
Claims (10)
1. electronic installation with double-display screen; Comprise first display screen, second display screen, processing unit and storage unit; It is characterized in that when this cell stores had the user to watch first display screen, the first characteristic parameter scope of from the user's image of face that is obtained, being extracted was when watching this second display screen; The second characteristic parameter scope of from the user's that obtained image of face, being extracted; This electronic installation with double-display screen also comprises an image collection unit, is installed on this first display screen or second display screen, and this processing unit comprises:
One image acquiring module is used for after electronic installation is opened, whenever the image in the certain limit before this image collection unit of Preset Time control obtains electronic installation;
One characteristic parameter extraction module after this image acquiring module is whenever obtained a current image, is extracted current image characteristic of correspondence parameter;
One judge module, with the pairing characteristic parameter of current image respectively with storage unit in the first characteristic parameter scope and the second characteristic parameter scope of storing compare, and confirm user's viewed status according to comparative result;
One display control module, the display screen of watching according to the determined user's viewed status of judge module control user carry out normal brightness shows, the user does not watch display screen and reduce brightness and show or close.
2. the electronic installation with double-display screen as claimed in claim 1; It is characterized in that; Processing unit also comprises an initial setting up module, is used for when initialization is provided with, and the pairing initialization image of different display screens is gathered in control image collection unit; The controlling features parameter extraction module is extracted different initiation parameters to this initialization image, and the first characteristic parameter scope and the second characteristic parameter scope of storing in the storage unit are carried out the initialization setting.
3. the electronic installation with double-display screen as claimed in claim 2; It is characterized in that the first initial image is gathered in initial setting up module controls image collection unit when the user is in first display screen the place ahead and watches first display screen, the collection second initial image when watching second display screen; Be in the user and gather the 3rd initial image when first display screen is watched in second display screen the place ahead, gather the 4th initial image when watching second display screen; The controlling features parameter extraction module is extracted first, second, third and fourth characteristic parameter respectively to this first, second, third and fourth initial image respectively; This first and third characteristic parameter limits the first characteristic parameter scope, and this second, four characteristic parameter limits the second characteristic parameter scope.
4. the electronic installation with double-display screen as claimed in claim 2; It is characterized in that; This initial setting up module also is provided with a brightness and reduces a ratio and a predetermined number of times of not watching; When judge module confirms that a certain display screen is not watched, then do not watched the ground number of times to add up continuously, and reached at the number of times of being added up that this is predetermined when not watching number of times this display screen; The brightness of this display screen of display control module control reduces current brightness and multiply by this brightness reduction ratio; And with this statistics number zero clearing, also do not reach this in the statistics number of this display screen and predeterminedly be judged as the number of times zero clearing that then will add up when watching before not watching number of times, the number of times of being added up carries out number of times with the cycle of image collection unit collection image to be added up.
5. the electronic installation with double-display screen as claimed in claim 4 is characterized in that, when the current brightness of display screen was lower than a setting value, this display screen was closed in display control module control.
6. the electronic installation with double-display screen as claimed in claim 1; It is characterized in that; This electronic installation with double-display screen comprises two physical switchs or button, is used for receiving user's operation unlatching respectively or closing this first display screen and second display screen.
7. control method for screen display is used for having the electronic installation of double-display screen, it is characterized in that the method comprising the steps of:
After electronic installation is opened, every before a Preset Time is controlled the image collection unit to obtain electronic installation the image in the certain limit;
After whenever obtaining a current image, extract current image characteristic of correspondence parameter;
With current image characteristic of correspondence parameter respectively with storage unit in the first characteristic parameter scope and the second characteristic parameter scope of storing compare, and confirm user's viewed status according to comparative result;
The display screen of watching according to determined user's viewed status control user carries out normal brightness shows, the user does not watch display screen and reduces brightness and show or close.
8. control method for screen display as claimed in claim 7; It is characterized in that; When initialization was provided with, the first initial image was gathered, the collection second initial image when watching second display screen in processing unit control image collection unit when the user is in first display screen the place ahead and watches first display screen; Control image collection unit is in the user to be gathered the 3rd initial image, gathers the 4th initial image when watching second display screen when first display screen is watched in second display screen the place ahead; And respectively this first, second, third and fourth initial image is extracted first, second, third and fourth characteristic parameter, and this first and third characteristic parameter limits the first characteristic parameter scope, and this second, four characteristic parameter limits the second characteristic parameter scope.
9. control method for screen display as claimed in claim 8; It is characterized in that; This processing unit also is provided with a brightness and reduces a ratio and a predetermined number of times of not watching; When processing unit confirms that a certain display screen is not watched, then do not watched the ground number of times to add up continuously, and reached at the number of times of being added up that this is predetermined when not watching number of times this display screen; The brightness of controlling this display screen reduces current brightness and multiply by this brightness reduction ratio; And with this statistics number zero clearing, also do not reach this in the statistics number of this display screen and predeterminedly be judged as the number of times zero clearing that then will add up when watching before not watching number of times, the number of times of being added up carries out number of times with the cycle of image collection unit collection image to be added up.
10. control method for screen display as claimed in claim 9 is characterized in that, when the current brightness of display was lower than a setting value, this display was closed in processing unit control.
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| CN201110081129.6A CN102736722B (en) | 2011-03-31 | 2011-03-31 | An electronic device with double display screens and a method for controlling screen display thereof |
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| CN104464001A (en) * | 2014-12-04 | 2015-03-25 | 重庆晋才富熙科技有限公司 | Facial view degree attendance method |
| CN105955600A (en) * | 2016-05-30 | 2016-09-21 | 维沃移动通信有限公司 | Mobile terminal and method for adjusting display interface of mobile terminal |
| CN106131937A (en) * | 2016-06-24 | 2016-11-16 | 努比亚技术有限公司 | The control device and method of mobile terminal |
| CN107300967A (en) * | 2017-06-30 | 2017-10-27 | 广东欧珀移动通信有限公司 | A kind of intelligent navigation method, device, storage medium and terminal |
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| CN109257484A (en) * | 2017-07-14 | 2019-01-22 | 西安中兴新软件有限责任公司 | A kind of brightness of display screen processing method and terminal device |
| CN109739306A (en) * | 2019-01-04 | 2019-05-10 | 京东方科技集团股份有限公司 | A kind of intelligence desktop bracket and its control method |
| CN110853523A (en) * | 2019-11-30 | 2020-02-28 | 捷开通讯(深圳)有限公司 | Flexible display module |
| CN112037731A (en) * | 2020-09-11 | 2020-12-04 | 中国第一汽车股份有限公司 | Screen brightness adjusting method, device, equipment and storage medium |
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| CN109257484A (en) * | 2017-07-14 | 2019-01-22 | 西安中兴新软件有限责任公司 | A kind of brightness of display screen processing method and terminal device |
| CN109257484B (en) * | 2017-07-14 | 2021-05-25 | 西安中兴新软件有限责任公司 | Display screen brightness processing method, terminal device and readable storage medium |
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| CN108109275A (en) * | 2017-12-20 | 2018-06-01 | 深圳英飞拓科技股份有限公司 | A kind of control method, the device and system of shared bicycle |
| CN108737640A (en) * | 2018-04-11 | 2018-11-02 | Oppo广东移动通信有限公司 | False-touch prevention method, apparatus, mobile terminal and storage medium |
| CN109739306A (en) * | 2019-01-04 | 2019-05-10 | 京东方科技集团股份有限公司 | A kind of intelligence desktop bracket and its control method |
| CN110853523A (en) * | 2019-11-30 | 2020-02-28 | 捷开通讯(深圳)有限公司 | Flexible display module |
| CN112037731A (en) * | 2020-09-11 | 2020-12-04 | 中国第一汽车股份有限公司 | Screen brightness adjusting method, device, equipment and storage medium |
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| CN102736722B (en) | 2015-04-29 |
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Effective date of registration: 20180226 Address after: Shanghai City, Songjiang Export Processing Zone South Road No. 1925 Patentee after: Ambit Microsystems (Shanghai) Co., Ltd. Address before: 201613 Shanghai City, Songjiang District Songjiang Export Processing Zone South Road No. 1925 Co-patentee before: Hon Hai Precision Industry Co., Ltd. Patentee before: Ambit Microsystems (Shanghai) Co., Ltd. |