CN101227664B - Method for controlling mobile communication terminal power saving sensitiveness - Google Patents
Method for controlling mobile communication terminal power saving sensitiveness Download PDFInfo
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- CN101227664B CN101227664B CN200710000678XA CN200710000678A CN101227664B CN 101227664 B CN101227664 B CN 101227664B CN 200710000678X A CN200710000678X A CN 200710000678XA CN 200710000678 A CN200710000678 A CN 200710000678A CN 101227664 B CN101227664 B CN 101227664B
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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
Abstract
The invention provides a control process for increasing the power save sensitivity of a mobile communication terminal under the conversation state, which comprises recording the light strengthen value before the conversation of the mobile communication terminal, deciding the present time and recording the present light strength value after opening the conversation by a user, and closing at least one of a screen light and a keyboard light of the mobile communication terminal according to the present time and the present light strength and difference value of the light strength before the conversation. The invention abstractly subdivides the actual external condition into several contrasting regions through the optical signal data which is collected by an external light photo-induction device, and controls the power supply of the electricity of the screen light and the keyboard light of the mobile communication terminal through comparing the light strength change and the effective range, thereby realizing the exact and sensitive power save function.
Description
Technical field
The present invention relates to a kind of power-saving method of mobile communication terminal, relate in particular to a kind of control method that under mobile communication terminal call state, improves its power saving sensitiveness.
Background technology
Automatic electricity-saving device when existing mobile communications device is conversed adopts external inductor more, controls the backlight and keyboard light of mobile communications device, reaches electricity-saving function.For example, No. 03110413.4 Chinese invention patent application discloses a kind of static sensor that uses and detected contacting of user and mobile communications device when mobile communications device is conversed, thereby closes the method for mobile communications device screen backlight.No. 200510001805.9 Chinese invention patent application disclose a kind of when mobile communications device is conversed, use wave sensor sensing human body near distance, thereby close the method for mobile communications device screen backlight.Yet, detecting elements such as static sensor, wave sensor are subject to the external condition restriction, skin static can be subjected to the interference of other non-skin electrostatic fields, wave sensor is also very big because of the echo otherness that the angle problem receives, these external interference, the accuracy of having economized on electricity and having controlled automatically when having reduced the mobile communications device conversation, thus mobile communications device influenced to the economize on electricity control judgement on opportunity.
How to reduce the interference of outer bound pair detecting element, or the information noise reduction process that how detecting element is collected, analyze and extract effective judgment data, be the prior art problem demanding prompt solution.This just needs a kind of brand-new power-saving control method, improve the validity of mobile communications device economize on electricity control data, thereby make mobile communications device when starting the conversation electricity-saving function, can reflect external condition and user operational requirements really, make mobile communications device rationally also finish the economize on electricity control operation in time screen lamp and keyboard light.
Summary of the invention
Therefore, an aspect of of the present present invention is to solve the problems referred to above that take place in the prior art.The invention provides a kind of control method that under mobile communication terminal call state, improves its power saving sensitiveness.When using mobile communication terminal call, the optical signal data that collects by external light Photoinduction device, be subdivided into some contrast ranges with actual extraneous circumstance is abstract, in the selection of contrast range, with the terminal system time as absolute reference, the light intensity signal of collection is as relative reference, and contrasts by the logic with intensity variation and effective range, mobile communication terminal screen lamp and the supply of keyboard light electric weight are controlled, thereby realized accurate, sensitive electricity-saving function.
According to an aspect of the present invention, provide a kind of control method of mobile communication terminal power saving sensitiveness, described control method comprises: the light intensity value before the record mobile communication terminal call; After the user begins conversation, determine the current time, and write down current light intensity value; According to the difference of the light intensity value before current time and current light intensity value and the conversation, close the screen lamp of mobile communication terminal and at least one in the keyboard light.
Description of drawings
By the description of embodiment being carried out below in conjunction with accompanying drawing, these and/or other aspect of the present invention and advantage will become clear and be easier to and understand, wherein:
Fig. 1 is the block diagram according to the mobile communication terminal of the embodiment of the invention.
Fig. 2 A and Fig. 2 B are the flow charts according to the control method of mobile communication terminal power saving sensitiveness of the present invention.
Embodiment
Now the embodiment of the invention is described in detail, its example shown in the accompanying drawings, wherein, identical label is represented same parts all the time.Below with reference to the accompanying drawings embodiment is described to explain the present invention.
Fig. 1 is the block diagram according to the mobile communication terminal of the embodiment of the invention.
With reference to Fig. 1, mobile communication terminal of the present invention comprises controller 100, display unit 102, keyboard 104, memory 106, light sensing device 108, camera unit 110, communication unit 112, antenna 114, codec 116, microphone 118 and loud speaker 120.
Whole operations of controller 100 control mobile communication terminals.For example, controller 100 is handled and the control speech and data communication.In addition, controller 100 is also controlled the opening and closing of screen lamp (not shown) and keyboard light (not shown).
The state information (or designator), numeral and character, motion picture or the still frame etc. that produce during display unit 102 display operations.Colour liquid crystal display device (LCD) can be used for display unit 102.
Keyboard 104 comprises numerical key 0-9 and a plurality of function key, as Menu key, cancellation (deletion) key, acknowledgement key, talk key, end key, Internet connection key and navigation key (▲/
/
/
), be used for corresponding to the user by the key input data of key offer controller 100.
Memory 106 storage is used to control the program of whole operations of mobile communication terminal.In addition, memory 106 is stored in data and other data (for example, the light intensity value of light sensing device 108 detections, telephone number, SMS message, photograph data etc.) that operating period produces temporarily.
Light sensing device 108 detects the variation of light automatically.Light sensing device 108 can be an infrared inductor.
110 pairs of camera units carry out automatic focus with the object that is taken, and camera unit 110 comprises that reception is with the light signal of the object that is taken and will be converted to the charge coupled device (CCD) or the complementary metal oxide semiconductors (CMOS) (CMOS) of the signal of telecommunication by the light signal of camera lens input.
In receiving operation, communication unit 112 will be changed down by the RF signal that antenna 114 receives, and the RF signal that receives is carried out despreading and channel-decoding; In transmit operation, 112 pairs of communication units carry out chnnel coding and spread spectrum with the data that are sent out, and will carry the concurrent data converted of serving of conversion on the signal of data.
Codec 116 is connected to controller 100, and microphone 118 and loud speaker 120 are connected to codec 116.Codec 116, microphone 118 and loud speaker 120 are as the audio frequency input/output module of voice communication.The pulse code modulation (pcm) data that codec 116 provides slave controller 100 are converted to simulated audio signal and export these simulated audio signals by loud speaker 120, and codec 116 will be converted to the PCM data by the audio signal that microphone 118 receives and these PCM data are offered controller 100.
Mobile communication terminal of the present invention also comprises screen lamp (not shown) and keyboard light (not shown).When light is dark, can open screen lamp and keyboard light so that the user can clearly watch the picture of display unit 102 and each key of keyboard 104.Before mobile communication terminal call, light sensing device 108 detects light intensity, and detected light intensity value is stored in the memory 106.Mobile communication terminal begins after the communications status, and the 100 reading system times of controller, light sensing device 108 detects current light intensity.In the present embodiment, system time setting is 24 hours systems.Wherein, early 06:00 is expressed as daytime to late 17:59, and late 18:00 extremely early 05:59 is expressed as night.Above-mentioned time range can arbitrarily be provided with by the user.Controller 100 is according to system time that reads and the preceding definite theoretical value range that will use of light intensity value of conversation.Determine that the theoretical value range that will use has following four kinds of situations:, then determine to use the first highlighted value range if system time represents that the light intensity representative ring environmental light before daytime and the conversation is normal; If system time represents that the light intensity representative ring environmental light before daytime and the conversation is dark partially, then determine to use the first dark partially value range; If it is the dark at night that system time is represented night and light intensity representative ring environmental light, then determine to use the second dark partially value range; If it is bright partially that system time is represented night and light intensity representative ring environmental light, then determine to use the second highlighted value range.If under above-mentioned first kind of situation, detect the light intensity value before current light intensity value is lower than conversation, and the difference of the two is within the first highlighted value range, then be considered as mobile communication terminal and press close to people's ear one side, the user does not temporarily have browse screen or operation keyboard demand, light is blocked by people's ear, and by bright deepening, screen lamp and/or keyboard light are closed in controller 100 controls.If under above-mentioned second kind of situation, detect the light intensity value before current light intensity value is higher than conversation, and the absolute value of the difference of the two is within the first dark partially value range, then be considered as mobile communication terminal and press close to people's ear one side, the user does not temporarily have browse screen or operation keyboard demand, light sensing device 108 detects the screen light that is reflected, and light is by secretly brightening, and screen lamp and/or keyboard light are closed in controller 100 controls.If under above-mentioned the third situation, detect the light intensity value before current light intensity value is higher than conversation, and the absolute value of the difference of the two is within the second dark partially value range, then be considered as mobile communication terminal and press close to people's ear one side, the user does not temporarily have browse screen or operation keyboard demand, light sensing device 108 detects the screen light that is reflected, and light is by secretly brightening, and screen lamp and/or keyboard light are closed in controller 100 controls.If under above-mentioned the 4th kind of situation, detect the light intensity value before current light intensity value is lower than conversation, and the difference of the two is within the second highlighted value range, then be considered as mobile communication terminal and press close to people's ear one side, the user does not temporarily have browse screen or operation keyboard demand, light is blocked by people's ear, and by bright deepening, screen lamp and/or keyboard light are closed in controller 100 controls.Especially, whether be in the theoretical scope, entry condition can be set in addition for the difference that under above-mentioned four kinds of situations, whether needs to judge the light intensity value before current light intensity value and the conversation.For example, under first kind of situation, the difference of the light intensity value before determining current light intensity value and conversation does not go to judge whether described difference is within the first highlighted value range during less than 1001ux; When described difference during greater than 1001ux, controller 100 judges whether described difference is within the first highlighted value range.Under second kind of situation, the absolute value of the difference of the light intensity value before determining current light intensity value and conversation is during less than 201ux, and whether the absolute value that does not go to judge described difference is in first partially secretly within the value range; When the absolute value of described difference during greater than 201ux, controller 100 judges whether the absolute value of described difference is within the first dark partially value range.After screen lamp and/or keyboard light were closed in controller 100 control, when certain key of user's striking keyboard 104, controller 100 can reopen screen lamp and/or keyboard light.Table 1 shows the logical algorithm condition under above-mentioned four kinds of situations.
The table 1 logical algorithm condition table of comparisons
Condition in the following his-and-hers watches 1 is carried out simple declaration:
(1) light normally is meant: external environment condition available light abundance perhaps has sufficient lighting source in the environment for use;
(2) illumination partially secretly is meant: external environment condition available light deficiency perhaps lacks enough illumination light in the environment for use;
(3) be meant by bright deepening: sufficient lighting source is blocked, and photoreceptor receives light by dying down by force;
(4) be meant by secretly brightening: the initial illumination insufficient light, photoreceptor receives the reverberation from the mobile communication terminal screen, and light intensity changes from weak to strong, because of reverberation and natural daylight strength range variant, so need be in theoretical value the refinement scope, compensated;
(5) theoretical value range table: under actual environment, the sampling emulation of light excursion, for light amplitude of variation and the trend of obtaining provides the contrast reference, result of calculation meets within the theoretical value scope, can think that the economize on electricity unlocking condition sets up.
Main logic flow according to table 1 is as follows:
(1) highlighted scope: mobile communication terminal is according to system time, and judgement is the situation on daytime, adopts highlighted value range regional search;
(2) dark partially or bright partially compensation: though distinguished daytime and Night, if but collection is catoptrical, intensity is very weak, need in special scope, contrast, give compensation on the intensity in the mode that reduces criterion, amplitude and trend effect that light changes are exaggerated, and make the result of condition judgment more accurate;
(3) the keyboard incident is intercepted: if be under the energy-saving mode state, the keyboard incident takes place, then background light is lighted again, enter new light change intercept etc. to be recycled.
In the present embodiment, the first highlighted scope can be set to 2001ux to 10001ux, and the first dark partially scope can be set to 0 to 1001ux.Because the brightness of the brightness ratio light on daytime of night illumination is low, therefore the second highlighted scope can be set to forr a short time than the first highlighted scope, and in like manner, the second dark partially scope can be set to that partially secretly scope is little than first.Entry condition of using in the present embodiment and theoretical scope only are for illustrative purpose, should not be construed as restrictive purpose.In the practical application, entry condition needs to divide theoretical scope according to real experimental data.
Fig. 2 A and Fig. 2 B are the flow charts according to the control method of mobile communication terminal power saving sensitiveness of the present invention.
With reference to Fig. 2 A and Fig. 2 B, before the user used mobile communication terminal call, light sensing device 108 detected light intensity, and detected light intensity value is stored in (S201) in the memory 106.Should be noted that before conversation beginning the renovating of mobile communication terminal, slip lid can not influence light sensing device 108 operate as normal.After the user uses mobile communication terminal to begin conversation, the 100 reading system time of controller (S202).Then, controller 100 determines that according to the system time that reads still be night (S203) daytime.If system time is represented daytime, then controller 100 determines whether the light intensity value before the conversation is in strength range on daytime interior (that is, ambient light is normal) (S204).If ambient light is normal before the conversation, then controller 100 determines to use the first highlighted value range in the theoretical value range table.At this moment, light sensing device 100 detects current light intensity (S205).The difference (S206) of the light intensity value before controller 100 calculates current light intensity value and converses, if described difference is within the first highlighted value range (S207), then controller cuts out the screen lamp and/or the keyboard light (S208) of mobile communication terminal.If determine that in step S204 the light intensity value before the conversation is in (that is, ambient light is dark partially) in the strength range at night, then controller 100 determines to use the dark partially value range of first in the theoretical value range table.At this moment, light sensing device 100 detects current light intensity (S209).The difference (S210) of the light intensity value before controller 100 calculates current light intensity value and converses, if the absolute value of described difference is within the first dark partially value range (S211), then controller 100 cuts out the screen lamp and/or the keyboard light (S212) of mobile communication terminal.Represent night if determine system time in step S203, then controller 100 determines whether the light intensity value before the conversation is in strength range on daytime interior (that is, very strong exterior lighting is arranged, ambient light is bright partially) (S213).If ambient light is bright partially before the conversation, then controller 100 determines to use the second highlighted value range in the theoretical value range table.At this moment, light sensing device 100 detects current light intensity (S214).The difference (S215) of the light intensity value before controller 100 calculates current light intensity value and converses, if described difference is within the second highlighted value range (S216), then controller cuts out the screen lamp and/or the keyboard light (S217) of mobile communication terminal.If determine that in step S213 the light intensity value before the conversation is in (that is, environmental optics is the dark at night) in the strength range at night, then controller 100 determines to use the dark partially value range of second in the theoretical value range table.At this moment, light sensing device 100 detects current light intensity (S218).The difference (S219) of the light intensity value before controller 100 calculates current light intensity value and converses, if the absolute value of described difference is within the second dark partially value range (S220), then controller 100 cuts out the screen lamp and/or the keyboard light (S221) of mobile communication terminal.After screen lamp of closing mobile communication terminal and/or keyboard light, controller 100 determine users whether certain key of striking keyboard 104 to carry out function corresponding (S222).When certain key of user's striking keyboard 104, controller 100 can reopen pent screen lamp and/or keyboard light (S223).
As mentioned above, the invention provides a kind of control method that under mobile communication terminal call state, improves its power saving sensitiveness.When using mobile communication terminal call, the optical signal data that collects by external light Photoinduction device, be subdivided into some contrast ranges with actual extraneous circumstance is abstract, and by logic contrast with intensity variation and effective range, mobile communication terminal screen lamp and the supply of keyboard light electric weight are controlled, thereby realized accurate, sensitive electricity-saving function.The present invention can be applicable to the various mobile communication terminals such as mobile phone, PDA.
Though for illustrative purpose, some embodiment of the present invention is disclosed, it should be appreciated by those skilled in the art that without departing from the scope of the invention, can carry out various modifications, increase and replacement.Therefore, the present invention is not limited to embodiment described above, but is limited by whole scope of claim and equivalent thereof.
Claims (9)
1. the control method of a mobile communication terminal power saving sensitiveness, described control method comprises:
Light intensity value before the record mobile communication terminal call;
After the user begins conversation, determine the current time, and write down current light intensity value;
According to the difference of the light intensity value before current time and current light intensity value and the conversation, close the screen lamp of mobile communication terminal and at least one in the keyboard light,
Wherein, the step of described definite current time comprises: determine that the current time is daytime or night,
Wherein, described at least one step of closing in screen lamp and the keyboard light comprises:
If the current time is daytime, and the conversation before the light intensity value be in the strength range on daytime, then the described difference and the first highlighted value range are compared;
If described difference is in the first highlighted value range, then close the screen lamp of mobile communication terminal and at least one in the keyboard light.
2. control method as claimed in claim 1, wherein, described daytime, strength range representative ring environmental light intensity was the normal condition on daytime.
3. control method as claimed in claim 1, wherein, described at least one step of closing in screen lamp and the keyboard light also comprises:
If the current time is daytime, and the light intensity value before the conversation is in the strength range at night, then with the absolute value and first of described difference partially secretly value range compare;
If the absolute value of described difference is in the first dark partially value range, then close the screen lamp of mobile communication terminal and at least one in the keyboard light.
4. control method as claimed in claim 3, wherein, described night, strength range representative ring environmental light intensity was dark partially situation on daytime.
5. control method as claimed in claim 1, wherein, described at least one step of closing in screen lamp and the keyboard light also comprises:
If the current time is night, and the light intensity value before the conversation is in the strength range at night, then with the absolute value and second of described difference partially secretly value range compare;
If the absolute value of described difference is in the second dark partially value range, then close the screen lamp of mobile communication terminal and at least one in the keyboard light.
6. control method as claimed in claim 5, wherein, described night, strength range representative ring environmental light intensity was the dark situations at night.
7. control method as claimed in claim 1, wherein, described at least one step of closing in screen lamp and the keyboard light also comprises:
If the current time is night, and the conversation before the light intensity value be in the strength range on daytime, then the described difference and the second highlighted value range are compared;
If described difference is in the second highlighted value range, then close the screen lamp of mobile communication terminal and at least one in the keyboard light.
8. control method as claimed in claim 7, wherein, described daytime, strength range representative ring environmental light intensity was bright partially situation at night.
9. as claim 1 any described control method to the claim 8, also comprise:
When certain key of user's striking mobile communication terminal, reopen in the screen lamp of mobile communication terminal and the keyboard light described at least one.
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| CN102402306B (en) * | 2010-09-13 | 2014-09-17 | 原相科技股份有限公司 | Lifting detection method for optical mouse and optical mouse with lifting detection |
| CN102957885A (en) * | 2011-08-30 | 2013-03-06 | 联想(北京)有限公司 | Method and electronic equipment for turning off display screen |
| CN102869076B (en) * | 2012-08-22 | 2015-08-19 | 惠州Tcl移动通信有限公司 | A kind of screen state control method based on mobile phone and mobile phone |
| CN104865851A (en) * | 2015-03-20 | 2015-08-26 | 深圳市冠旭电子有限公司 | Light variation-based energy saving method and device |
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| CN1431856A (en) * | 2002-01-09 | 2003-07-23 | 英华达(上海)电子有限公司 | Method for starting up and closing bakc ground light of electrical device based on setting time |
| CN2572688Y (en) * | 2002-09-15 | 2003-09-10 | 张清卫 | Background lamp automatical controller for mobile telephone set |
| CN1870791A (en) * | 2006-06-13 | 2006-11-29 | 深圳市杰特电信控股有限公司 | Intelligent electric-saving device and method of mobile phone |
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| CN1431856A (en) * | 2002-01-09 | 2003-07-23 | 英华达(上海)电子有限公司 | Method for starting up and closing bakc ground light of electrical device based on setting time |
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