CN103050089A - Electronic device and method for adjusting brightness of display screen thereof - Google Patents
Electronic device and method for adjusting brightness of display screen thereof Download PDFInfo
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- CN103050089A CN103050089A CN2011103084306A CN201110308430A CN103050089A CN 103050089 A CN103050089 A CN 103050089A CN 2011103084306 A CN2011103084306 A CN 2011103084306A CN 201110308430 A CN201110308430 A CN 201110308430A CN 103050089 A CN103050089 A CN 103050089A
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Abstract
The invention provides an electronic device and a method for adjusting the brightness of a display screen thereof. The front and back display faces or the front and side display faces of the electronic device are provided with light sensors respectively; whether adjusting of the brightness of the display screen is needed or not is judged according to judgment of the environmental light intensities sensed by using the two light sensors on the front and back faces or on the front and side faces; when the environmental light intensities sensed by using the two light sensors are both less than corresponding preset values, the electronic device is used for adjusting the brightness of the display screen of the electronic device or adjusting a background color and a font color in the display screen, so that more accurate adjustment is realized, and a user feels comfortable; otherwise, the brightness of the display screen is not adjusted through the electronic device.
Description
Technical field
The present invention relates to a kind of electronic installation, more specifically, relate to the method for adjustment of a kind of electronic installation and brightness of display screen thereof.
Background technology
With the electronic installation of display panel, such as mobile phone and panel computer, all be the brightness of adjusting display panel according to induced environment light at present, allow the user can both see display screen clearly at different environment.Usually the user is when using electronic installation, the capital is near directly over this display panel, simultaneously, user's hand or other objects may be positioned at side or the back side of electronic installation, namely this user or other objects block the surround lighting of this display panel, cause the surround lighting of electronic installation dimmed, yet, electronic installation is not adjusted the brightness of display panel, thereby is easy to allow the user dazzling uncomfortable.
Summary of the invention
In order to solve the problem of above-mentioned existence, the object of the invention is to, a kind of electronic installation of adjusting brightness of display screen is provided, this electronic installation defines a normal displaying mode and a dark place display mode, this electronic installation comprises that one produces back light unit and a display screen backlight, this electronic installation also comprises: one first optical inductor is positioned at display surface, is used for its surround lighting on every side of in real time induction; One second optical inductor is positioned at the back side or the side with respect to display surface, is used for its surround lighting on every side of in real time induction; One storage unit, store the display parameter of a normal displaying mode, display parameter and an ambient light intensity judgment criterion of a dark place display mode, the display parameter of each display mode record the parameter that display screen shows under corresponding modes, described display parameter comprise the brightness of display screen; An and control module, be used under display screen is in normal displaying mode, obtaining the ambient light intensity of first, second optical inductor induction, do not control back light unit according to the ambient light intensity judgment criterion of storage and adjust the brightness of display screen or switch normal displaying mode to the dark place display mode, and adjust the brightness of display screen according to the display parameter control back light unit of dark place display mode record.
A kind of brightness of display screen method of adjustment of electronic installation, the method comprise the steps: that this display screen is in this normal displaying mode, and first, second optical inductor is responded to the surround lighting around it in real time; And obtain the ambient light intensity of first, second optical inductor induction, do not adjust the brightness of this display screen or switch this normal displaying mode to this dark place display mode according to the ambient light intensity judgment criterion of storage, and adjust the brightness of this display screen according to the display parameter of dark place display mode record.
The invention provides the method for adjustment of a kind of electronic installation and brightness of display screen thereof, demonstration front and back at electronic installation, show that perhaps positive and side is respectively equipped with optical inductor, according to judging front and back, perhaps the ambient light intensity of two optical inductors inductions of front and side judges whether to need to adjust the brightness of display screen, when the ambient light intensity of two optical inductors induction during all less than corresponding preset value, this electronic installation is adjusted the brightness of its display screen, or adjust background and text color in this display screen, adjust thereby reach very accurately, give user's comfort, otherwise this electronic installation is not adjusted the brightness of its display screen.
Description of drawings
Fig. 1 is the hardware configuration schematic diagram that the present invention one adjusts the electronic installation of brightness of display screen; And
Fig. 2 is the method flow diagram that the electronic installation of Fig. 1 is adjusted brightness of display screen.
The main element symbol description
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1 |
| The first |
10 |
| The second |
20 |
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30 |
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40 |
| The display parameter of |
41 |
| The display parameter of dark |
42 |
| The ambient light |
43 |
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50 |
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60 |
Following embodiment further specifies the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Fig. 1 is the hardware configuration schematic diagram that the present invention one adjusts the electronic installation of brightness of display screen.This electronic installation 1 definition has a normal displaying mode and a dark place display mode.This electronic installation 1 comprises one first optical inductor 10, one second optical inductor 20, a control module 30, a storage unit 40, a back light unit 50 and a display screen 60.This first optical inductor 10 is positioned at display surface, and namely the front of display screen 60 is used for its surround lighting on every side of in real time induction.That is, the surround lighting in these the first optical inductor 10 induction display screens 60 fronts.This second optical inductor 20 is positioned at electronic installation 1 with respect to the back side or the side of display surface, is used for its surround lighting on every side of in real time induction.That is, the surround lighting of these the second optical inductor 20 induction display screen 60 back sides or side.
This storage unit 40 stores the display parameter 41 of normal displaying mode, display parameter 42 and the ambient light intensity judgment criterion 43 of dark place display mode.The display parameter of each display mode record the parameters that display screen 60 shows under corresponding modes.Display parameter under two display modes comprise the brightness of this display screen 60.In another embodiment of the present invention, the display parameter under two display modes also comprise background and the text color of display screen 60.The display parameter 41 of this normal displaying mode record the parameter that display screen 60 shows under normal displaying mode, for example, display screen 60 is by predetermined luminance demonstration, and the background in the display screen 60 is middle look, and literal is glimmer.The display parameter 42 of this dark place display mode record the parameter that display screen 60 in the dark shows under the display mode, and for example, display screen shows by darker brightness, and the background in the display screen 60 be dark, and literal is light.For example, this display screen 60 shows the lantern slide with red background, blue literal, and when display screen 60 switches to this dark place display mode lower time, the red background of this lantern slide deepens and blue literal shoals.
This ambient light intensity judgment criterion 43 is: when the ambient light intensities of this first, second optical inductor 10,20 inductions during not all less than first preset value, do not adjust the brightness of this display screen 60; And when the ambient light intensities of this first, second optical inductor 10,20 inductions during all less than this first preset value, the display parameter that record according to the dark place display mode are adjusted the brightness of this display screen 60.
In another embodiment of the present invention, this ambient light intensity judgment criterion 43 is: when the ambient light intensities of this first, second optical inductor 10,20 inductions during not all respectively less than second, third preset value, do not adjust the brightness of this display screen; And when the ambient light intensities of this first, second optical inductor 10,20 inductions during all respectively less than this second, third preset value, the display parameter that record according to the dark place display mode are adjusted the brightness of this display screen 60.
The control that this back light unit 50 is used for reception control unit 30 produces a brightness of adjusting display screen 60 backlight.This display screen 60 is used for demonstration information.This control module 30 is used for being in the ambient light intensity that obtains first, second optical inductor 10,20 inductions under the normal displaying mode at display screen 30, do not control this back light unit 50 according to the ambient light intensity judgment criterion 43 of storage and adjust the brightness of this display screen 60 or switch this normal displaying mode to this dark place display mode, and control the brightness that this back light unit 50 is adjusted this display screen 60 according to the display parameter of dark place display mode record.
The concrete control procedure of this control module 30 is: be under the normal displaying mode at display screen 60, this control module 30 judges that whether the ambient light intensity of first, second optical inductor 10,20 inductions is all less than this first preset value.In another embodiment of the present invention, this control module 30 judges that whether the ambient light intensity of first, second optical inductor 10,20 inductions is respectively less than this second, third preset value.When display screen 60 is under this normal displaying mode, this control module 30 control displays screen 60 is according to the parameter display that records under this pattern.When the ambient light intensities of this first, second optical inductor 10,20 inductions during not all less than this first preset value, the ambient light intensity that namely only has the induction of an optical inductor wherein less than the ambient light intensities of this preset value or two optical inductors 10,20 inductions all greater than this preset value, this control module 30 is not controlled the brightness that this back light unit 50 is adjusted this display screen 60, namely do not change the brightness of this display screen 60, this display screen 60 also still is in this normal displaying mode.
When the ambient light intensities of this first, second optical inductor 10,20 inductions during all less than this first preset value, this control module 30 switches this normal displaying mode to the dark place display mode, and control the brightness that this back light unit 50 is adjusted these display screens 60 according to the display parameter of dark place display mode record, namely reduce the brightness of this display screen 60.In another embodiment of the present invention, this control module 30 also is used for when switching this normal displaying mode to the dark place display mode, according to background and the text color in the display parameter adjustment display screen 60 of dark place display mode record, namely transfer background color and the text color of transferring in shallow this display screen 60 in dark this display screen 60.
Fig. 2 is the method flow diagram that the electronic installation of Fig. 1 is adjusted brightness of display screen.This display screen 60 is in this normal displaying mode, its surround lighting (step S210) on every side of in real time induction of this first, second optical inductor 10,20; This control module 30 judges that whether the ambient light intensity of first, second optical inductor 10,20 inductions is all less than this first preset value (step S220); If the ambient light intensity of this first, second optical inductor 10,20 inductions is not all less than this first preset value, this control module 30 is not controlled the brightness that this back light unit 50 is adjusted this display screen 60, and this display screen 60 still is in this normal displaying mode (step S230); If reach the ambient light intensities of this first, second optical inductor 10,20 inductions all less than this first preset value, this control module 30 switches this normal displaying mode to this dark place display mode, and control the brightness that this back light unit 50 is adjusted these display screens 60 according to the display parameter of dark place display mode record, namely reduce the brightness of this display screen 60 and transfer the background color in dark this display screen 60 and transfer text color (step S240) in shallow this display screen 60.In another embodiment of the present invention, step S220 is that this control module 30 judges that whether the ambient light intensity of first, second optical inductor 10,20 inductions is respectively less than this second, third preset value.
Therefore, the method of adjustment of a kind of electronic installation 1 of the present invention and brightness of display screen thereof, demonstration front and back at electronic installation 1, show that perhaps positive and side is respectively equipped with optical inductor, according to judging front and back, perhaps the ambient light intensity of two optical inductors inductions of front and side judges whether to need to adjust the brightness of display screen 60, when the ambient light intensity of two optical inductors induction during all less than corresponding preset value, this electronic installation 1 is adjusted the brightness of its display screen 60, or adjust background and text color in this display screen 60, adjust thereby reach very accurately, give user's comfort, otherwise this electronic installation 1 is not adjusted the brightness of its display screen 60.
Although preferred implementation of the present invention is illustrated and describes, those skilled in the art will realize, and can make various changes and improvements, and these do not exceed true scope of the present invention.Therefore expectation, the present invention are not limited to disclosed embodiment as realizing the optimal mode that the present invention is contemplated, and all embodiments that the present invention includes have in the protection domain of appended claims.
Claims (10)
1. electronic installation of adjusting brightness of display screen, this electronic installation defines a normal displaying mode and a dark place display mode, and this electronic installation comprises that one produces back light unit and a display screen backlight, it is characterized in that, and this electronic installation also comprises:
One first optical inductor is positioned at display surface, is used for its surround lighting on every side of in real time induction;
One second optical inductor is positioned at the back side or the side with respect to display surface, is used for its surround lighting on every side of in real time induction;
One storage unit, store the display parameter of a normal displaying mode, display parameter and an ambient light intensity judgment criterion of a dark place display mode, the display parameter of each display mode record the parameter that display screen shows under corresponding modes, described display parameter comprise the brightness of display screen; And
One control module, be used under display screen is in normal displaying mode, obtaining the ambient light intensity of first, second optical inductor induction, do not control back light unit according to the ambient light intensity judgment criterion of storage and adjust the brightness of display screen or switch normal displaying mode to the dark place display mode, and adjust the brightness of display screen according to the display parameter control back light unit of dark place display mode record.
2. the electronic installation of adjustment brightness of display screen according to claim 1, it is characterized in that, described display parameter also comprise background and the text color of display screen, this control module also is used for when switching this normal displaying mode to this dark place display mode, and the display parameter that record according to the dark place display mode are adjusted background and the text color in this display screen.
3. the electronic installation of adjustment brightness of display screen according to claim 1 is characterized in that, " this control module is controlled the brightness that this back light unit is adjusted this display screen " is specially " this control module is controlled the brightness that this back light unit reduces this display screen ".
4. the electronic installation of adjustment brightness of display screen according to claim 1, it is characterized in that, this ambient light intensity judgment criterion is: when the ambient light intensity of this first, second optical inductor induction during not all less than first preset value, do not adjust the brightness of this display screen; And when the ambient light intensity of this first, second optical inductor induction during all less than this first preset value, the display parameter that record according to the dark place display mode are adjusted the brightness of this display screen.
5. the electronic installation of adjustment brightness of display screen according to claim 1, it is characterized in that, this ambient light intensity judgment criterion is: when the ambient light intensity of this first, second optical inductor induction during not all respectively less than first, second preset value, do not adjust the brightness of this display screen; And when the ambient light intensity of this first, second optical inductor induction during all respectively less than this first, second preset value, the display parameter that record according to the dark place display mode are adjusted the brightness of this display screen.
6. the method for adjustment of an electronic installation brightness of display screen, it is characterized in that, this electronic installation defines a normal displaying mode and a dark place display mode, and this electronic installation comprises that a display screen and is positioned at display surface, is used in real time the first optical inductor of its surrounding environment light of induction; One is positioned at the back side or the side with respect to display surface, be used in real time the second optical inductor of its surrounding environment light of induction, and store the display parameter of a normal displaying mode, display parameter and an ambient light intensity judgment criterion of a dark place display mode, the display parameter of each display mode record the parameter that display screen shows under corresponding modes, described display parameter comprise the brightness of this display screen, and the method comprises the steps:
This display screen is in this normal displaying mode, and first, second optical inductor is responded to the surround lighting around it in real time; And
Obtain the ambient light intensity of first, second optical inductor induction, do not adjust the brightness of this display screen or switch this normal displaying mode to this dark place display mode according to the ambient light intensity judgment criterion of storage, and adjust the brightness of this display screen according to the display parameter of dark place display mode record.
7. the method for adjustment of electronic installation brightness of display screen according to claim 6, it is characterized in that, described display parameter also comprise background and the text color of display screen, also comprise step: when switching this normal displaying mode to this dark place display mode, adjust background and text color in this display screen according to the display parameter of dark place display mode record.
8. the method for adjustment of electronic installation brightness of display screen according to claim 6, it is characterized in that, step " is adjusted the brightness of this display screen " and is specially " reducing the brightness of this display screen according to the display parameter of dark place display mode record " according to the display parameter of dark place display mode record.
9. the method for adjustment of electronic installation brightness of display screen according to claim 6, it is characterized in that, this ambient light intensity judgment criterion is: when the ambient light intensity of this first, second optical inductor induction during not all less than first preset value, do not adjust the brightness of this display screen; And when the ambient light intensity of this first, second optical inductor induction during all less than this first preset value, the display parameter that record according to the dark place display mode are adjusted the brightness of this display screen.
10. the method for adjustment of electronic installation brightness of display screen according to claim 6, it is characterized in that, this ambient light intensity judgment criterion is: when the ambient light intensity of this first, second optical inductor induction during not all respectively less than first, second preset value, do not adjust the brightness of this display screen; And when the ambient light intensity of this first, second optical inductor induction during all respectively less than this first, second preset value, the display parameter that record according to the dark place display mode are adjusted the brightness of this display screen.
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Application publication date: 20130417 |