CN101610300B - Method and device for controlling backlight of mobile terminal - Google Patents
Method and device for controlling backlight of mobile terminal Download PDFInfo
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- CN101610300B CN101610300B CN200910149421XA CN200910149421A CN101610300B CN 101610300 B CN101610300 B CN 101610300B CN 200910149421X A CN200910149421X A CN 200910149421XA CN 200910149421 A CN200910149421 A CN 200910149421A CN 101610300 B CN101610300 B CN 101610300B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
- H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention discloses a method and a device for controlling the backlight of a mobile terminal, wherein the method comprises the following steps of: adopting a predetermined regulation to determine the backlight time of the mobile terminal when the mobile terminal is triggered, and controlling the duration time of the backlight of the mobile terminal according to the determined backlight time. The backlight of the mobile terminal is controlled by dynamically calculating the current backlight time of the mobile terminal when the mobile terminal is triggered, therefore, the method can shorten the duration time of the backlight as far as possible under the condition of meeting the requirements of users, then the electricity waste of the mobile terminal is reduced, and user experience is enhanced.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of control method and device of backlight of mobile terminal.
Background technology
Current, in order to practice thrift the electric weight of portable terminal, the user can be through the module that is provided with of portable terminal; The duration backlight of configuration portable terminal; Through calling electricity-saving system the corresponding interface function is provided, accomplishes setting, through duration control screen backlight and the keyboard back light duration that is provided with duration backlight; In most application scenarioss, this duration backlight system of being gets into the duration of final power down mode (being sleep pattern).
At present; The fixed value that the duration backlight of mobile terminal screen and keyboard is provided with for the user, for example, if the duration backlight of user's screen and keyboard is set to 1 minute; Then behind user's operating mobile terminal; Or portable terminal is after passive incident (for example, send a telegram here or come note etc.) triggers, and screen and keyboard will continue to light 1 minute; If the user is set at 30 seconds, then screen and keyboard will continue to light 30 seconds.
But in some cases, the mode of this fixing duration backlight also is not suitable for; If the user is provided with duration backlight long slightly, then possibly cause the portable terminal waste of electric quantity, for example; If the user checks current time or date through mobile phone, backlight open fully after, need the time generally to be no more than 2 seconds time; But the user is provided with and possibly is far longer than 2 seconds usually, thereby causes the portable terminal waste of electric quantity; In addition, after the user hung current talking or distributes note, it also was that the portable terminal electric weight is wasted that screen and keyboard continue luminous.But, if duration setting backlight is too short, in some cases; May bring inconvenience to the user; For example, in the time of user's reading electronic book or note, if duration backlight is too short; Then the user possibly need constantly button or touch backlight to open, thereby reduced user's experience.
Summary of the invention
In view of this, the invention provides a kind of control method and device of backlight of mobile terminal, thereby in order to solve in the prior art owing to adopt fixing duration backlight to cause the problem to portable terminal waste of electric quantity or reduction user experience.
A kind of control method of backlight of mobile terminal is provided according to an aspect of the present invention.
Control method according to backlight of mobile terminal of the present invention comprises: when portable terminal is triggered, adopt preset rules to confirm the duration backlight of this portable terminal; According to the duration of this backlight of mobile terminal of duration control above-mentioned backlight of confirming.
Preferably, above-mentioned preset rules comprises: according to the operation of user to portable terminal, confirm the duration backlight of portable terminal; And/or the application scenarios current according to portable terminal confirmed the duration backlight of portable terminal.
Particularly; According to the operation of user to portable terminal; The duration said backlight of confirming portable terminal comprises: response is used for button or the touch operation of user to portable terminal; If in current backlight duration scope, this button or touch operation are once above button or touch operation, then calculate the time interval of twice button or touch operation; According to the time interval that calculates, confirm the duration backlight of portable terminal according to preset algorithm, wherein, the time interval is long more, and duration backlight is short more.
Preferably, the duration backlight of portable terminal is not more than the duration maximum backlight of this portable terminal that is provided with in advance.
Further, before portable terminal was triggered, this method also comprised: in response to user's setting operation, and the preset rules of recording setting and maximum duration backlight.
Particularly, above-mentioned duration backlight comprises: the duration backlight of screen and the duration backlight of keyboard.
A kind of control device of backlight of mobile terminal is provided according to another aspect of the present invention.
Control device according to backlight of mobile terminal of the present invention comprises: duration calculation module backlight and electricity-saving control module.Wherein, duration calculation module backlight is used for when portable terminal is triggered, and adopts preset rules to confirm the duration backlight of portable terminal; Electricity-saving control module is used for the duration backlight that obtains according to duration calculation module backlight, the time that the control backlight of mobile terminal continues.
Further, this device can also comprise: input module, be used to respond button or the touch operation of user to portable terminal, and produce keyboard or screen and interrupt.
Particularly, above-mentioned duration calculation module backlight can comprise: first computing unit, and the keyboard or the screen that are used for producing according to input module interrupt, and calculate in current backlight duration scope the time interval of twice button or touch operation; Second computing unit is used for time interval of calculating according to first computing unit, confirms the duration backlight of portable terminal according to preset algorithm, and wherein, the time interval is long more, and duration backlight is short more.
Further, said apparatus can also comprise: configuration module, be used to respond the setting of user to the attribute backlight of portable terminal, wherein, this attribute backlight comprise following one of at least: preset rules, maximum duration backlight; Memory module is used to store the attribute backlight that the user is provided with.
Through above-mentioned at least one scheme of the present invention; When portable terminal is triggered; Through the current duration backlight of this portable terminal of dynamic calculation, the backlight of portable terminal controlled, thereby can under the situation of meeting consumers' demand, be shortened the lasting time backlight as far as possible; And then can reduce the portable terminal waste of electric quantity, improve user experience.
Other features and advantages of the present invention will be set forth in specification subsequently, and, partly from specification, become obvious, perhaps understand through embodiment of the present invention.The object of the invention can be realized through the structure that in the specification of being write, claims and accompanying drawing, is particularly pointed out and obtained with other advantages.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the control method of the backlight of mobile terminal of the embodiment of the invention;
Fig. 2 is the practical implementation flow chart according to the control method of the backlight of mobile terminal of the embodiment of the invention;
Fig. 3 is the structural representation according to the control device of the backlight of mobile terminal of the embodiment of the invention;
Fig. 4 is the structural representation of the control device of backlight of mobile terminal according to the preferred embodiment of the invention;
Fig. 5 is the structural representation of the control device of the backlight of mobile terminal of another preferred embodiment according to the present invention;
Fig. 6 is the structural representation according to the concrete implement device of the control device of the backlight of mobile terminal duration of the embodiment of the invention.
Embodiment
Functional overview
Thereby to causing the problem to portable terminal waste of electric quantity or reduction user experience because duration backlight is fixed in employing in the prior art, the embodiment of the invention provides a kind of controlling schemes of improved backlight of mobile terminal.In embodiments of the present invention; When portable terminal is triggered; According to the current application scenarios of portable terminal and user to operation of portable terminal etc.; The duration backlight that the dynamic calculation portable terminal is current, and according to this duration backlight, the screen of control portable terminal and/or the duration backlight of keyboard.
In embodiments of the present invention; The duration fixing backlight that user in the prior art is provided with is as the max-thresholds of duration backlight; It is maximum duration backlight; Through dynamic calculation screen backlight duration variable TLCD and keyboard back light duration variable TKEY, and duration backlight is dynamically set according to the concrete scene of using.
Under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
According to the embodiment of the invention, a kind of control method of backlight of mobile terminal is provided at first.
Fig. 1 is the flow chart according to the control method of the backlight of mobile terminal of the embodiment of the invention, and is as shown in Figure 1, mainly may further comprise the steps (step S101-step S103) according to the control method of the backlight of mobile terminal of the embodiment of the invention:
Step S101: when portable terminal is triggered, adopt preset rules to confirm the duration backlight of portable terminal;
In the practical implementation process, portable terminal is triggered when user's operating mobile terminal (for example, button operation, touch operation etc.), and perhaps when portable terminal received passive incident (for example, sending a telegram here, come note etc.), portable terminal was triggered.
After portable terminal is triggered, confirm the current short as far as possible duration backlight that meets user's request according to preset rules, in the practical implementation process; Duration backlight generally comprises: screen backlight duration TLCD and keyboard back light duration TKEY; And, in the ordinary course of things, TLCD=TKEY; And the maximum of screen backlight duration TLCD and keyboard back light duration TKEY can not surpass the duration TMAX maximum backlight that the user is provided with in advance.
In the practical implementation process, can make up the duration backlight of confirming portable terminal according to following dual mode or its:
(1), confirms the duration backlight of portable terminal according to the operation of user to portable terminal;
(2) application scenarios current according to portable terminal confirmed the duration backlight of portable terminal, for example; If the current application scenarios of portable terminal is to hang current talking, duration then backlight should enough be lacked, for example; 1 second, if portable terminal current application scene is to browse e-book, duration then backlight should long enough; For example, maximum duration TMAX backlight.
In the practical implementation process; Above-mentioned TMAX, TLCD, TKEY and above-mentioned preset rules can be configured through the configuration interface that grade user is provided; Particularly, user configured each parameter can be recorded in the configuration file, when portable terminal powers up in initial people's process; Can load user's configuration file, obtain the value of user configured each configuration item
If handle, then specifically can confirm the duration backlight that portable terminal is current according to following steps according to above-mentioned first kind of rule:
Step 1, user's operating mobile terminal specifically comprises: touch operation or button operation touch or the keyboard interrupt generation;
Step 2 is handled message BUTTONDOWN, BUTTONUP and the MOVE message that touches class in the Hook Function, or handles keyboard type message KEYUP, KEYDOWN; If single keys presses, then execution in step 3; If button execution in step 4 then repeatedly;
Step 3, TLCD or TKEY that the duration setting backlight of portable terminal is read from configuration file;
Step 4 is calculated the time interval TUSER of user's operation, and the duration TLCD backlight and the TKEY of portable terminal is set according to TUSER; Particularly, the current duration backlight of TUSER and portable terminal is the subtraction function relation, and promptly TUSER is big more; TLCD that portable terminal is current and the value of TKEY are more little, and the value maximum of TLCD and TKEY can not surpass TMAX, for example; TLCD, TKEY and TUSER can have following relation: TLCD=TKEY=TMAX/ (1+exp (TUSER)), perhaps, also can be according to the segmentation subtraction function of button measured data on statistical significance; Perhaps, also can be according to intelligent algorithm, shine upon a kind of pattern function of user key-press custom.Just, if the user frequently use keyboard and/or touch-screen (for example the user surf the web webpage, browse e-book, actions menu, create message etc.), the time of system screen and keyboard back light will prolong, but no longer than TMAX.
Step S103: the duration of controlling this backlight of mobile terminal according to the duration above-mentioned backlight of the portable terminal of confirming.
The duration of confirming according to step S101 backlight was controlled the duration of backlight of mobile terminal, arrived above-mentioned duration backlight when the time, and turning-off mobile terminal is backlight.In the practical implementation process; The user also can be the power saving request that portable terminal is set when configuration, this power saving request indication is when keyboard, screen backlight duration arrive; Whether allow to close backlight or get into standby, and the corresponding operation of execution is set according to the user.
The control method of the above-mentioned backlight of mobile terminal that provides according to the embodiment of the invention; Can be according to the portable terminal current states; Dynamically confirm the current duration backlight of portable terminal; Thereby can under the condition that does not reduce user experience, shorten the lasting time backlight as far as possible, practice thrift the portable terminal electric weight.
Below according to the user operation of portable terminal being confirmed that the current duration backlight of portable terminal is an example, the concrete realization flow of the said method that the embodiment of the invention is provided describes.
Fig. 2 is the practical implementation flow chart according to the control method of the backlight of mobile terminal of the embodiment of the invention; As shown in Figure 2, adopt and the operation of portable terminal is confirmed that the technical scheme that the current duration embodiment of the present invention embodiment backlight of portable terminal provides mainly can may further comprise the steps according to the user:
If user profile is illegal or certain configuration item is illegal, the corresponding global variable of initialization that then Uses Defaults, wherein; TLCD and TKEY less than the numerical value of TMAX (for example are set to; TMAX is half the or littler, and in addition, TLCD equals TKEY in most cases); The ginseng of going into of initial power-saving control is TMAX;
Step 202: after system initialization is accomplished, get into standby mode, wait for user's input;
At this moment, the power-saving control of system, operation under parameter TMAX;
When user's operating mobile terminal, at first judge whether to start according to optimizational function backlight of the present invention according to the configuration file that loads, under the situation that needs start, carry out following operation, otherwise, according to existing flow performing.
Particularly, TUSER and TLCD are the subtraction function relation; And the value maximum of TLCD can not surpass TMAX; Just, when the user frequently uses keyboard and touch-screen (as online browse, e-book, actions menu, create message etc.), the time of system screen keyboard back light will prolong, but no longer than TMAX; Execution in step 207;
Step 207 when getting into resting state in system, is TMAX with system's power-saving control parameter recovery configuring;
Step 209 is presented at each configuration item on the mobile terminal screen through the GUI control and is provided with for the user;
Step 210 if the user selects to preserve, then is kept at up-to-date configuration item in the configuration file, and uses new set point initialization TLCD and TKEY.
According to the embodiment of the invention, a kind of control device of backlight of mobile terminal also is provided, this device can be positioned at portable terminal, the control method of the above-mentioned backlight of mobile terminal that is used to realize that the embodiment of the invention provides.
Fig. 3 is the structural representation according to the control device of the backlight of mobile terminal of the embodiment of the invention, and is as shown in Figure 3, mainly comprises according to the control device of the backlight of mobile terminal of the embodiment of the invention: duration calculation module 1 backlight and electricity-saving control module 3.Wherein, duration calculation module 1 backlight is used for when portable terminal is triggered, and adopts preset rules to confirm the duration backlight that portable terminal is current; Electricity-saving control module 3 is connected with duration calculation module 1 backlight, is used for the duration backlight that obtains according to duration calculation module 1 backlight, the control lasting time of backlight of mobile terminal (comprising screen backlight and keyboard back light).
Particularly, duration calculation module 1 backlight can be confirmed the operation of portable terminal according to the user when confirming the current duration backlight of portable terminal; Also can confirm, in order to catch the user portable terminal operated, further according to the current application scenarios of portable terminal; As shown in Figure 4, can also comprise according to the device of the embodiment of the invention: input module 5 is connected with duration calculation module 1 backlight; Be used to respond button or the touch operation of user to portable terminal; Produce keyboard or screen and interrupt, make duration calculation module 1 backlight to calculate the current duration backlight of portable terminal according to user's operation.
Particularly, duration calculation module 1 backlight is the operation of portable terminal being confirmed under the situation of the duration backlight that portable terminal is current according to the user, and is as shown in Figure 4, and duration calculation module 1 backlight can specifically comprise: first computing unit 11 and second computing unit 13.Wherein, keyboard or screen that first computing unit 11 is used for producing according to input module 5 interrupt, and calculate in current backlight duration scope the time interval of twice button or touch operation; Second computing unit 13 is connected with first computing unit 11, is used for time interval of calculating according to first computing unit 11, confirms the duration backlight that portable terminal is current according to preset algorithm, and wherein, the time interval is long more, and duration backlight is short more.
Further, as shown in Figure 5, can also comprise according to the control device of the backlight of mobile terminal duration of the embodiment of the invention: configuration module 7 and memory module 9.Wherein, configuration module 7 is used to respond the setting of user to the attribute backlight of portable terminal, wherein, this attribute backlight comprise following one of at least: above-mentioned preset rules, maximum duration backlight; Memory module 9 is connected with configuration module 7, is used to store the attribute above-mentioned backlight that the user is provided with.
In the practical implementation process; Control device according to the above-mentioned backlight of mobile terminal duration of the embodiment of the invention can be realized by device shown in Figure 6; As shown in Figure 6, this implement device mainly comprises: input module 101 (being equivalent to above-mentioned input module 5), electricity-saving control module 102 (being equivalent to above-mentioned electricity-saving control module 3), user configuration module 103 (being equivalent to above-mentioned configuration module 7), user profile 104 (being equivalent to above-mentioned memory module 9) and duration dynamic calculation module 105 backlight (being equivalent to above-mentioned duration calculation module 1 backlight).Wherein,
Input module 101, response user input, related with duration dynamic calculation module 105 backlight.
When physically touch-screen is put and to be touched or during paddling, touch interruption generating, the thread function of input module 101 is performed, and input module 101 is a touch panel coordinates with the touch voltage transitions of hardware, and is stored in the appointed buffer.It is additional that input module 101 also will carry out following message conversion and data to the point in the buffering area: (1) touches interruption generating for the first time, converts BUTTONDOWN message into; (2) different when the coordinate of follow-up point with the coordinate of a last point, transfer MOVE message to; (3) in certain time interval, do not have sampled point, convert BUTTONUP message into; Simultaneously the screen coordinate data are attached in the corresponding message, pass to after Hook Function carries out preliminary treatment, and finally give duration dynamic calculation module 105 backlight and carry out duration calculation;
When physically keyboard being pressed, keyboard interrupt produces, and the thread function of input module 101 is performed, and input module 101 is stored in the key scan values of hardware in the appointed buffer.When pressing of physical button, lift and be converted into KEYDOWN and KEYUP message respectively, and key assignments is attached in the message, pass to after Hook Function carries out preliminary treatment, and finally give duration dynamic calculation module 105 backlight and carry out duration calculation;
Electricity-saving control module 102, related with duration dynamic calculation module 105 backlight with user profile 104.
In initialization procedure, from user profile 104, read relevant parameters TMAX, the duration backlight of screen and keyboard is fixed as the user's setting value, this parameter is also with the power saving of control system at interval; Behind the electricity-saving control module 102 initialization TMAX,, TLCD and TKEY are carried out initialization, for example, can get TLCD=TKEY=1/2*TMAX according to rule (TLCD=TKEY)＜TMAX.After initialization was accomplished, the power-saving control parameter of system was TMAX, and the power-saving control of system is controlled operation under parameter TMAX;
Whether and electricity-saving control module 102 can determine whether to launch duration optimizational function backlight according to other Control Parameter in the user profile 104, launch thereby control duration dynamic calculation module 105 backlight;
User configuration module 103 is called execution by the user, read-write user profile 104.
User configuration module 103 is called the control that GUI provides, and a plurality of parameters is plotted in supply the user to select on the screen of portable terminal, for example, whether opens the duration backlight of optimizational function backlight, acquiescence etc.User profile 104 is impaired or wherein some Configuration Values is illegal, and user configuration module 103 uses default parameterss to be provided on the user interface; And the final result who selects of user is kept in the user profile 104.
User profile 104 by user configuration module 104 read-writes, is read by electricity-saving control module 102.
Duration dynamic calculation module 105 backlight, related with input module 101 and electricity-saving control module 102.Input module 101 is delivered to duration dynamic calculation module 105 backlight with keyboard, touch-screen message.Electricity-saving control module 102 provides interface function for duration dynamic calculation module 105 backlight, and the profile value through reading, and whether decision launches duration dynamic calculation module 105 backlight;
In the practical implementation process, can introduce one in duration dynamic calculation module backlight 105 and press key counter, being used for distinguishing is button (or touch operation) first time, still button (or touch operation) repeatedly; If current button calculator is designated as button for the first time, then directly use the TLCD after the initialization, call the interface function that electricity-saving control module 102 provides; If not the button first time; Duration dynamic calculation module 105 then backlight is calculated button interval T USER according to the time difference of twice keyboard in front and back or touch-screen message; And according to subtraction function relation, calculate TLCD and TKEY, and TLCD and TKEY must be less than TMAX.
Particularly, this subtraction function relation can be TLCD=TKEY=TMAX/ (1+exp (TUSER)); Perhaps, also can be according to the segmentation subtraction function of button measured data on statistical significance; Perhaps, also can be according to intelligent algorithm, shine upon a kind of pattern function of user key-press custom;
After TLCD draws, call the interface function that electricity-saving control module 102 provides, make the power-saving control of current system under parameter TLCD, control operation.After TLCD control came into force, when promptly system was about to get into resting state, needing system's power-saving control parameter recovery configuring was TMAX.
As stated, the technical scheme that provides by the embodiment of the invention is through the current duration backlight of this portable terminal of dynamic calculation; The backlight of portable terminal controlled; Thereby can under the situation of meeting consumers' demand, shorten the lasting time backlight as far as possible, and then can reduce, improve province's electrical efficiency the portable terminal waste of electric quantity; And, also improve user experience simultaneously.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. the control method of a backlight of mobile terminal is characterized in that, comprising:
When portable terminal is triggered, adopt preset rules to confirm the duration backlight of said portable terminal; Said preset rules comprises: according to the operation of user to said portable terminal, confirm the duration said backlight of said portable terminal; Said duration backlight comprises: the duration backlight of screen and the duration backlight of keyboard;
Control the duration of said backlight of mobile terminal according to the duration of confirming said backlight;
According to the operation of user to said portable terminal; Confirm the duration said backlight of said portable terminal; Comprise: response is used for button or the touch operation of user to said portable terminal; If in current backlight duration scope, this button or touch operation are once above button or touch operation, then calculate the time interval of twice button or touch operation; According to the said time interval that calculates, confirm the duration said backlight of said portable terminal according to preset algorithm, wherein, the said time interval is long more, and said duration backlight is short more;
Said preset algorithm is: TLCD=TKEY=TMAX/ (1+exp (TUSER)); Wherein, TLCD is the duration backlight of said screen, and TKEY is the duration backlight of said keyboard; TMAX is the duration maximum backlight that said user is provided with in advance, and TUSER is the time interval of said user's operation.
2. method according to claim 1 is characterized in that, said preset rules also comprises:
The application scenarios current according to said portable terminal confirmed the duration said backlight of said portable terminal.
3. method according to claim 1 and 2 is characterized in that, the duration said backlight of said portable terminal is not more than the duration maximum backlight of the said portable terminal that is provided with in advance.
4. method according to claim 3 is characterized in that, before portable terminal was triggered, said method also comprised:
In response to user's setting operation, the said preset rules of recording setting and said maximum duration backlight.
5. the control device of a backlight of mobile terminal is characterized in that, comprising:
Duration calculation module backlight is used for when portable terminal is triggered, and adopts preset rules to confirm the duration backlight of said portable terminal; Said duration backlight comprises: the duration backlight of screen and the duration backlight of keyboard;
Electricity-saving control module is used for the duration said backlight that obtains according to said duration calculation module backlight, controls the time that said backlight of mobile terminal continues;
Input module is used to respond button or the touch operation of user to said portable terminal, produces keyboard or screen and interrupts;
Said duration calculation module backlight comprises:
First computing unit, the said keyboard or the screen that are used for producing according to said input module interrupt, and calculate in current backlight duration scope the time interval of twice button or touch operation;
Second computing unit is used for said time interval of calculating according to said first computing unit, confirms the duration said backlight of said portable terminal according to preset algorithm, and wherein, the said time interval is long more, and said duration backlight is short more; Said preset algorithm is: TLCD=TKEY=TMAX/ (1+exp (TUSER)); Wherein, TLCD is the duration backlight of said screen, and TKEY is the duration backlight of said keyboard; TMAX is the duration maximum backlight that said user is provided with in advance, and TUSER is the time interval of said user's operation.
6. device according to claim 5 is characterized in that, said device also comprises:
Configuration module is used to respond the setting of user to the attribute backlight of said portable terminal, wherein, said attribute backlight comprise following one of at least: said preset rules, maximum duration backlight;
Memory module is used to store the attribute said backlight that the user is provided with.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910149421XA CN101610300B (en) | 2009-06-16 | 2009-06-16 | Method and device for controlling backlight of mobile terminal |
| PCT/CN2010/071977 WO2010145303A1 (en) | 2009-06-16 | 2010-04-21 | Method and device for controlling backlight of a mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910149421XA CN101610300B (en) | 2009-06-16 | 2009-06-16 | Method and device for controlling backlight of mobile terminal |
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| CN101610300A CN101610300A (en) | 2009-12-23 |
| CN101610300B true CN101610300B (en) | 2012-07-04 |
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| CN200910149421XA Active CN101610300B (en) | 2009-06-16 | 2009-06-16 | Method and device for controlling backlight of mobile terminal |
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| CN103336664A (en) * | 2013-06-05 | 2013-10-02 | 南京熊猫电子股份有限公司 | Device and method for achieving control of display backlight with soft keyboard |
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| CN101610300B (en) * | 2009-06-16 | 2012-07-04 | 中兴通讯股份有限公司 | Method and device for controlling backlight of mobile terminal |
| CN101916549A (en) * | 2010-07-22 | 2010-12-15 | 中兴通讯股份有限公司 | Method and device for controlling screen backlight |
| CN102221873A (en) * | 2010-07-29 | 2011-10-19 | 宇龙计算机通信科技(深圳)有限公司 | Backlight control method and system and mobile terminal |
| CN101984641B (en) * | 2010-10-14 | 2014-12-10 | 中兴通讯股份有限公司 | Mobile terminal and backlight control method thereof |
| CN101980135A (en) * | 2010-11-08 | 2011-02-23 | 广东欧珀移动通信有限公司 | Touch key background light control method |
| CN102469199B (en) * | 2010-11-09 | 2013-11-06 | 中国移动通信集团公司 | Backlight control method and device thereof |
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| WO2010145303A1 (en) | 2010-12-23 |
| CN101610300A (en) | 2009-12-23 |
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