CN104346191B - A kind of method and electronic equipment for controlling back light unit - Google Patents

A kind of method and electronic equipment for controlling back light unit Download PDF

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Publication number
CN104346191B
CN104346191B CN201310347352.XA CN201310347352A CN104346191B CN 104346191 B CN104346191 B CN 104346191B CN 201310347352 A CN201310347352 A CN 201310347352A CN 104346191 B CN104346191 B CN 104346191B
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light unit
opening
unit
closed mode
electronic equipment
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CN104346191A (en
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高营
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Abstract

The invention discloses a kind of method and electronic equipment for controlling back light unit.This method is applied to an electronic equipment, and electronic equipment includes a display unit and a back light unit, and back light unit has opening or closed mode, and this method includes:When back light unit is in the closed mode by first method, by detecting whether back light unit can be also closed by the second method different from first method;When back light unit can be closed by second method, then opening is in the second policy control back light unit;When back light unit can not be closed by second method, then the opening is in back light unit described in the first policy control.With it, after back light unit is closed by two kinds of battery saving modes simultaneously, user uses any opening ways, can open back light unit in time, the situation without not opening causes electronic equipment not work.

Description

A kind of method and electronic equipment for controlling back light unit
Technical field
The present invention relates to electronic technology field, more particularly to a kind of method and electronic equipment of control electronics backlight.
Background technology
With the development of electronic technology, increasing electronic product comes out, and each electronic equipment set manufacturer is more next Energy-saving consumption-reducing is more paid close attention to, proposes the design of many power savings.
Power and energy saving scheme of the prior art generally has following several, such as closes screen backlight, main frame enters dormancy Pattern.And for closing the scheme of screen backlight, also there are a variety of implementations, such as OS(Operating system)It is automatic to close screen back Light, this mode be generally for example to detect whether to exceed predetermined amount of time, and electronic equipment does not have operation information input, in user side For, without mobile mouse, there is no input through keyboard or touch input yet, if it is, just sending shutdown signal automatically, close Screen backlight;Alternatively, it is also possible to close screen backlight by hot key, such as Fn+F9, user can press hot key, and then electronics is set It is standby to receive push button signalling, it is shut off screen backlight.
However, the present inventor has found during the technical scheme in implementing the embodiment of the present invention, in the prior art, Use to both modes, do not account for OS close automatically screen backlight and user by hot key close screen backlight both The problem of interacting of scheme, such as after user selects hot key to close screen backlight, if automatic simultaneously also by OS When closing screen backlight, two functions can work simultaneously, when user looks on the bright side of things again by hot key opens screen backlight, screen back Light can't be opened.Therefore, in the prior art, when the mode of a variety of closing screen backlights be present, because various ways Between do not associate, cause to occur that the situation of screen backlight can not be opened so that electronic equipment can not normal work;And user's meeting Very puzzled, experience is bad.
The content of the invention
The embodiment of the present invention provide it is a kind of control back light unit method and electronic equipment, to solve in the prior art when When the mode of a variety of closing screen backlights be present, because not associated between various ways, cause appearance can not open screen back The situation of light so that electronic equipment can not normal work technical problem.
One aspect of the present invention provides a kind of method for controlling back light unit, and applied to an electronic equipment, the electronics is set Standby to include display unit and back light unit, the back light unit has opening or closed mode, and methods described includes:Pass through First method controls closed mode described in the back light unit;The closing shape is in by first method in the back light unit During state, detect whether the back light unit also can be in the closing by the second method different from the first method State;When the back light unit can be in the closed mode by the second method, then with described in the second policy control Back light unit is in the opening, wherein, second strategy is strategy corresponding with the second method.
Optionally, it is described that the opening is in back light unit described in the second policy control, specifically include:Judge institute State whether back light unit also by the second method is in the closed mode;When the back light unit passes through described When two modes are in the closed mode, receive a backlight open inputted based on the described second strategy by an input unit and believe Breath;Based on the backlight open information, the back light unit is controlled to be in the opening.
Optionally, judge whether the back light unit has been in the closed mode by the second method described Afterwards, methods described also includes:When the back light unit is not in the closed mode by the second method, one is received Hot key opening imformation;Based on the hot key opening imformation, the back light unit is controlled to be in the opening.
Optionally, it is described to control the back light unit to be in the closed mode by first method, specifically include:Receive One hot key closing information;Based on the hot key closing information, the back light unit is controlled to be in the closed mode.
Optionally, the second method is specially:It is a kind of that the back of the body is controlled based on the operating system closing information received Light unit is in the mode of the closed mode.
On the other hand, whether different from the first method described the can also be passed through in the detection back light unit Two modes are in after the closed mode, and methods described also includes:When the back light unit can not pass through the second method During in the closed mode, then the opening is in back light unit described in the first policy control, wherein, described first Strategy is strategy corresponding with the first method, and described first tactful differs with second strategy.
Optionally, it is described that the opening is in back light unit described in the first policy control, be specially:Receive a heat Key opening imformation;Based on the hot key opening imformation, the back light unit is controlled to be in the opening.
Present invention also offers a kind of electronic equipment, the electronic equipment includes display unit and back light unit, the back of the body Light unit has opening or closed mode, and the electronic equipment also includes:First control module, for passing through first method The back light unit is controlled to be in the closed mode;Detection module, for detect the back light unit whether also can by with The different second method of the first method is in the closed mode;Second control module, for when the backlight list When member can be in the closed mode by the second method, then it is in described with back light unit described in the second policy control and opens State is opened, wherein, second strategy is strategy corresponding with the second method.
Optionally, second control module specifically includes:First judging unit, for whether judging the back light unit The closed mode is in by the second method;First receiving unit, for having passed through when the back light unit When the second method is in the closed mode, a backlight inputted based on the described second strategy by an input unit is received Opening imformation;First control unit, for based on the backlight open information, controlling the back light unit to be in the opening state State.
Optionally, second control module also includes:Second receiving unit, for not passing through institute when the back light unit When stating second method and being in the closed mode, a hot key opening imformation is received;Second control unit, for based on the hot key Opening imformation, the back light unit is controlled to be in the opening.
Optionally, first control module specifically includes:3rd receiving unit, for receiving a hot key closing information; 3rd control unit, for based on the hot key closing information, controlling the back light unit to be in the closed mode.
Optionally, the second method is specially:It is a kind of that the back of the body is controlled based on the operating system closing information received Light unit is in the mode of the closed mode.
Optionally, the electronic equipment also includes:3rd control module, for can not be by described when the back light unit When second method is in the closed mode, then the opening is in back light unit described in the first policy control, wherein, First strategy is strategy corresponding with the first method, and described first tactful differs with second strategy.
Optionally, the 3rd control module includes:4th receiving unit, for receiving a hot key opening imformation;4th Control unit, for based on the hot key opening imformation, controlling the back light unit to be in the opening.
The one or more technical schemes provided in the embodiment of the present invention, have at least the following technical effects or advantages:
Electronic equipment in one embodiment of the invention controls the back light unit to be in the closing shape by first method State, detects whether the back light unit also can be in the closing shape by the second method different from the first method State, when the back light unit can be in the closed mode by the second method, then with the back of the body described in the second policy control Light unit is in the opening, wherein, second strategy is strategy corresponding with the second method;Work as back light unit When can not be closed by second method, then the opening is in back light unit described in the first policy control. By the method in the present embodiment, after screen is closed by two kinds of battery saving modes simultaneously, user uses any opening ways, Back light unit can be opened in time, and the situation without not opening causes electronic equipment not use.
Brief description of the drawings
Fig. 1 is the method flow diagram of the control back light unit in one embodiment of the invention;
Fig. 2 is the functional block diagram of the electronic equipment in one embodiment of the invention.
Embodiment
The embodiment of the present invention provides a kind of method and electronic equipment of control electronics back light unit, existing to solve In technology when the mode of a variety of closing screen backlights be present, because not associated between various ways, appearance is caused not open Open the situation of screen backlight so that electronic equipment can not normal work technical problem.
Technical scheme in the embodiment of the present invention is the above-mentioned technical problem of solution, and general thought is as follows:
Electronic equipment in one embodiment of the invention controls the back light unit to be in the closing shape by first method State, detects whether the back light unit also can be in the closing shape by the second method different from the first method State, when the back light unit can be in the closed mode by the second method, then with the back of the body described in the second policy control Light unit is in the opening, wherein, second strategy is strategy corresponding with the second method;Work as back light unit When can not be closed by second method, then the opening is in back light unit described in the first policy control. By the method in the present embodiment, after screen is closed by two kinds of battery saving modes simultaneously, user uses any opening ways, Back light unit can be opened in time, and the situation without not opening causes electronic equipment not use.
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper Technical scheme is stated to be described in detail.
One embodiment of the invention provides a kind of method for controlling back light unit, applied to an electronic equipment, electronic equipment bag Display unit and back light unit are included, back light unit has opening or closed mode.It refer to shown in Fig. 1, be the present embodiment The flow chart of middle control back light unit method, as shown in figure 1, this method includes:
Step S101:When being closed by first method control back light unit;
Step S102:Detect whether back light unit also can be in closing by the second method different from first method State;
Step S103:When back light unit can be closed by second method, then with the second policy control backlight Unit is in opening, wherein, the second strategy is strategy corresponding with second method.
Specifically, in the present embodiment, first method is specially:It is a kind of to be controlled based on the hot key closing information received The mode that back light unit is closed;Corresponding, step 101 specifically includes:Receive a hot key closing information;Based on hot key Closing information, control back light unit are closed.Such as by taking notebook computer as an example, screen is closed when a user clicks on During hot key such as Fn+F9, notebook computer receives a hot key closing information, and controls closing back light unit.
In practice, hot key can be hot key on keyboard or the heat that is arranged on electronic equipment main frame Key, including single button and the hot key with power knob multiplexing.
Further, first method specifically can also be otherwise, as long as back light unit can be closed.
Specifically, in step s 102, second method is specifically as follows a kind of based on the operating system received closing The mode that information control back light unit is closed, for example, OS close the mode of back light unit automatically.Step 102 is specific Can be:Whether detection electronic equipment is integrated with the functional module of second method, and/or, detect the enabler flags of second method Whether position is true.Specifically, former mode is, for example, the application manifest or function for detecting and being installed in electronic equipment Inventory, the functional module of second method is seen if there is, if, then it represents that back light unit can be also closed by second method, It is on the contrary then can not;And for latter detection mode, whether the specific enabler flags position for detecting second method is true, for example, if Flag bit is 1, means that second method is in enabled state, i.e. the functional module is activated, that is to say, that back light unit also can Enough it is closed by second method, and if when flag is 0, mean that second method is in disabled state, although i.e. electronics Although being integrated with the functional module in equipment, unactivated state is in, back light unit can not pass through in this case Two modes are closed.And for a user, if user has chosen the option that OS closes back light unit automatically, then electronics is set The value of the flag bit of standby detection will be 1, if do not chosen, then the value of the flag bit of electronic equipment detection will be 0.
Further, second method specifically can also be otherwise, if can close back light unit and and first method not With.
Wherein, step 101 can perform before step 102, can also perform after step 102, if in preceding Perform, then after i.e. each back light unit is closed, just understand starting step 102, detected, then according to testing result come It is determined that what kind of strategy to open back light unit with, and perform step 103;And if step 101 performs after step 102, So step 102 can be detected in real time, and determine what kind of strategy to open back light unit with according to the result detected in real time, So after back light unit is closed, i.e., after step 101 occurs, it is possible to perform step 103.
When the result judged in step 102 is affirmative, specifically, electronic equipment is integrated with the function mould of second method Block, and/or, the enabler flags position of second method is true, then next performs step 103, i.e., when back light unit can pass through institute When stating second method and being closed, then opening is in the second policy control back light unit, wherein, the second strategy is Strategy corresponding with second method.
Please continue to refer to shown in Fig. 1, in one embodiment, step S103 can specifically include:
Step S1031:Judge whether back light unit has been closed by second method;
Step S1032:When back light unit is closed by second method, electronic equipment receives one and is based on The backlight open information that second strategy is inputted by input unit controls the back light unit to be in opening;
Step S1033:When back light unit is not closed by second method, a hot key opening imformation control is received Back light unit processed is in opening.
Specifically, in step S1031, the flag bit when enabler flags position of second method is true is judged.It is specific next Say, for example, if flag bit is 11, mean that second method is in enabled state, and back light unit by second method at In closed mode, that is to say, that back light unit also can and be closed by second method;And if flag bit is 10, Mean that second method is in enabled state, but back light unit is not closed by second method, that is to say, that backlight Unit can be also closed by second method, but be not closed by second method also.
Further, judgment mode specifically can also be otherwise, such as confirm that user has chosen OS and closed screen automatically After backlight options, then detect whether OS has been sent from the automatic signal for closing back light unit to confirm whether back light unit has led to Cross second method i.e. OS and close screen backlight automatically and be closed, as long as back light unit can be judged whether by second Mode is closed.
When the result judged in step 1031 is affirmative, back light unit is closed by second method, For example, OS closes back light unit automatically, then next performs step 1032.Step 1032 specifically includes:One is received based on the The backlight open information that two strategies are inputted by an input unit, based on backlight open information, control back light unit, which is in, to be opened State.Because at this moment OS controls the independent control display unit of initiative in electronic equipment, at this moment by such mode just It can open.Such as by taking notebook computer as an example, when a user clicks on hot key, mouse or other buttons, notebook computer receives One hot key, mouse or other information that press switch to open, and control unlatching back light unit.
In practice, hot key, mouse either other buttons can be hot key on keyboard, mouse or other by The key or hot key being arranged on electronic equipment main frame, mouse or other buttons, including single button and use power supply The hot key of button multiplexing.
Further, the mode for now opening back light unit specifically can also be otherwise, as long as back light unit can be opened .
Please continue to refer to shown in Fig. 1, when the result judged in step 1031 is negative, i.e., back light unit does not pass through second Mode is closed, such as OS does not close back light unit automatically, then next performs step 1033.Step 1033 has Body includes:Receive a hot key opening imformation;Based on hot key opening imformation, control back light unit is in opening.Specifically, Because at this moment only have first method to work, such as the mode of hot key, then it is in this case, normal by hot key can Open.Such as by taking notebook computer as an example, when a user clicks on the hot key such as Fn+F9 for opening screen, notebook computer receives One hot key opening imformation, and control unlatching back light unit.
Further, the second strategy specifically can also be otherwise, as long as back light unit can be opened.
Please continue to refer to shown in Fig. 1, when the result judged in step 102 is negative, specifically, electronic equipment does not have The functional module of integrated second method, and/or, the enabler flags position of second method is false, then step 104 is next performed, Opening is in the first policy control back light unit, wherein, the first strategy is strategy corresponding with first method, and the One strategy differs with the second strategy.Specifically, if first method is hot key control mode, then the specific bag of the first strategy Include:Receive a hot key opening imformation;Based on hot key opening imformation, control back light unit is in opening.Because at this moment only have First method works, such as the mode of hot key, then in this case, normally-open by hot key can.Such as with Exemplified by notebook computer, when a user clicks on the hot key such as Fn+F9 for opening screen, notebook computer receives a hot key and opens letter Breath, and control unlatching back light unit.
In practice, hot key can be hot key on keyboard or the heat that is arranged on electronic equipment main frame Key, including single button and the hot key with power knob multiplexing.
Further, the first strategy specifically can also be otherwise, as long as back light unit can be closed.
The backlight list it can be seen from the description detailed to the implementation process of back light unit control method in the present embodiment more than For member no matter which kind of mode to control closing by, electronic equipment can be transferred through corresponding policy control backlight open, from user's For angle, user can open back light unit in time, and the situation without not opening causes electronic equipment not make With.
Based on same inventive concept, one embodiment of the invention also provides a kind of electronic equipment for controlling back light unit.It please join Examine shown in Fig. 2, the electronic equipment of the control back light unit includes:First control module S201, for being controlled by first method Back light unit is closed;Detection module S202, for detecting back light unit whether also can be by different from first method Second method be closed;Second control module S203, for being closed when back light unit can be in by second method During state, then opening is in the second policy control back light unit, wherein, the second strategy is plan corresponding with second method Slightly.
In one embodiment, the second control module S203 is specifically included:First judging unit, for judging that back light unit is It is no to be closed by second method;First receiving unit, for when back light unit by second method at When closed mode, the backlight open information inputted based on the second strategy by an input unit is received;First control unit, For being in opening based on backlight open information, control back light unit.
In one embodiment, the second control module S203 also includes:Second receiving unit, for not passing through when back light unit When second method is closed, a hot key opening imformation is received;Second control unit, for based on hot key opening imformation, Control back light unit is in opening.
In one embodiment, the first control module S201 is specifically included:3rd receiving unit, closed for receiving a hot key Information;3rd control unit, for being closed based on hot key closing information, control back light unit.
In one embodiment, second method is specially:It is a kind of that backlight is controlled based on the operating system closing information received The mode that unit is closed.
Further, the electronic equipment of the control back light unit also includes:3rd control module S204, for working as back light unit When can not be closed by second method, then opening is in the first policy control back light unit, wherein, first Strategy is strategy corresponding with first method, and the first strategy differs with the second strategy.
In one embodiment, the 3rd control module S204 includes:4th receiving unit, letter is opened for receiving a hot key Breath;4th control unit, for being in opening based on hot key opening imformation, control back light unit.
The information processing method in electronic equipment and earlier figures 1 and its each variant embodiment in the present embodiment is based on same Invention under one design, by foregoing to information processing method and its detailed description of various change form, people in the art Member can be apparent from the implementation process of electronic equipment in the present embodiment, thus it is succinct for specification, it is no longer superfluous herein State.
By one embodiment in above-described embodiment in the present invention or multiple embodiments, following skill can be at least realized Art effect:
Electronic equipment in one embodiment of the invention controls the back light unit to be in the closing shape by first method State, detects whether the back light unit also can be in the closing shape by the second method different from the first method State, when the back light unit can be in the closed mode by the second method, then with the back of the body described in the second policy control Light unit is in the opening, wherein, second strategy is strategy corresponding with the second method;Work as back light unit When can not be closed by second method, then the opening is in back light unit described in the first policy control. By the method in the present embodiment, after screen is closed by two kinds of battery saving modes simultaneously, user uses any opening ways, Back light unit can be opened in time, and the situation without not opening causes electronic equipment not use.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program Product.Therefore, the form of the embodiment in terms of the present invention can use complete software embodiment or combine software and hardware.Moreover, The present invention can use the computer-usable storage medium for wherein including computer usable program code in one or more(Including But it is not limited to magnetic disk storage and optical memory etc.)The form of the computer program product of upper implementation.
The present invention is with reference to method according to embodiments of the present invention, equipment(System)And the flow of computer program product Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in individual square frame or multiple square frames.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims (12)

1. a kind of method for controlling back light unit, applied in electronic equipment, the electronic equipment includes display unit and backlight Unit, the back light unit have opening or closed mode, it is characterised in that methods described includes:
The back light unit is controlled to be in the closed mode by first method;
Detect whether the back light unit also can be in the closed mode by the second method different from the first method;
When the back light unit can be in the closed mode by the second method, then with the back of the body described in the second policy control Light unit is in the opening, wherein, second strategy is strategy corresponding with the second method;
It is described that the opening is in back light unit described in the second policy control, specifically include:
Judge whether the back light unit has been in the closed mode by the second method;
When the back light unit is in the closed mode by the second method, receives one and be based on second plan The backlight open information slightly inputted by an input unit;
Based on the backlight open information, the back light unit is controlled to be in the opening.
2. the method as described in claim 1, it is characterised in that judge the back light unit whether by described described Second method is in after the closed mode, and methods described also includes:
When the back light unit is not in the closed mode by the second method, a hot key opening imformation is received;
Based on the hot key opening imformation, the back light unit is controlled to be in the opening.
3. the method as described in claim 1, it is characterised in that described to control the back light unit to be in institute by first method Closed mode is stated, is specifically included:
Receive a hot key closing information;
Based on the hot key closing information, the back light unit is controlled to be in the closed mode.
4. the method as described in claim 1, it is characterised in that the second method is specially:
A kind of mode for controlling the back light unit to be in the closed mode based on the operating system closing information received.
5. the method as described in claim 1, it is characterised in that the detection back light unit whether also can by with institute State the different second method of first method to be in after the closed mode, methods described also includes:
When the back light unit can not be in the closed mode by the second method, then with described in the first policy control Back light unit is in the opening, wherein, first strategy is strategy corresponding with the first method, and described the One tactful differs with second strategy.
6. method as claimed in claim 5, it is characterised in that described to be in described with back light unit described in the first policy control Opening, it is specially:
Receive a hot key opening imformation;
Based on the hot key opening imformation, the back light unit is controlled to be in the opening.
7. a kind of electronic equipment, the electronic equipment includes display unit and back light unit, and the back light unit has opening state State or closed mode, it is characterised in that the electronic equipment also includes:
First control module, for controlling the back light unit to be in the closed mode by first method;
Detection module, for detecting whether the back light unit can be also in by the second method different from the first method The closed mode;
Second control module, for when the back light unit can be in the closed mode by the second method, then with Back light unit described in second policy control is in the opening, wherein, second strategy is and the second method pair The strategy answered;
Second control module specifically includes:
First judging unit, for judging whether the back light unit has been in the closing shape by the second method State;
First receiving unit, for when the back light unit is in the closed mode by the second method, connecing Receive the backlight open information inputted based on the described second strategy by an input unit;
First control unit, for based on the backlight open information, controlling the back light unit to be in the opening.
8. electronic equipment as claimed in claim 7, it is characterised in that second control module also includes:
Second receiving unit, for when the back light unit is not in the closed mode by the second method, receiving Receive a hot key opening imformation;
Second control unit, for based on the hot key opening imformation, controlling the back light unit to be in the opening.
9. electronic equipment as claimed in claim 7, it is characterised in that first control module specifically includes:
3rd receiving unit, for receiving a hot key closing information;
3rd control unit, for based on the hot key closing information, controlling the back light unit to be in the closed mode.
10. electronic equipment as claimed in claim 7, it is characterised in that the second method is specially:
A kind of mode for controlling the back light unit to be in the closed mode based on the operating system closing information received.
11. electronic equipment as claimed in claim 7, it is characterised in that the electronic equipment also includes:
3rd control module, for when the back light unit can not be in the closed mode by the second method, then The opening is in back light unit described in the first policy control, wherein, first strategy is and the first method Corresponding strategy, and described first tactful differs with second strategy.
12. electronic equipment as claimed in claim 11, it is characterised in that the 3rd control module includes:
4th receiving unit, for receiving a hot key opening imformation;
4th control unit, for based on the hot key opening imformation, controlling the back light unit to be in the opening.
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