CN103338289A - Backlight adjusting method, adjusting device and mobile terminal - Google Patents
Backlight adjusting method, adjusting device and mobile terminal Download PDFInfo
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- CN103338289A CN103338289A CN2013102500695A CN201310250069A CN103338289A CN 103338289 A CN103338289 A CN 103338289A CN 2013102500695 A CN2013102500695 A CN 2013102500695A CN 201310250069 A CN201310250069 A CN 201310250069A CN 103338289 A CN103338289 A CN 103338289A
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Abstract
The invention discloses a backlight brightness control method. The method comprises the following steps: (1), gathering users' gesture and/or voice commands in real time so as to obtain corresponding gathered signals, and recognizing the gathered signals and converting effective gathered signals into user command signals to be output; (2), generating corresponding control signals according to the user command signals; (3), adjusting backlighting brightness according to the control signal. Compared with the prior art, the method provided by the invention has the following advantages: by collecting the users' gesture and/or voice commands in real time, corresponding adjusting gestures can be made directly or corresponding adjusting commands are send out when a user needs to adjust the backlight brightness, therefore, the backlight brightness can be directly adjusted under the premise of not withdrawing from a current interface, and the adjusting is convenient; moreover, since a conventional mobile terminal is provided with a camera and a microphone, gesture and voice commands can be collected directly, and a new hardware is not required to be added. Moreover, the invention further discloses a corresponding backlight brightness control device and a mobile terminal.
Description
Technical field
The present invention relates to field of mobile communication, relate in particular to the adjusting backlight of communication terminal.
Background technology
Disclose a kind of backlight adjusting method of portable terminal among the referenced patent application file CN200610150541.8, namely adjusted screen display brightness by ambient light sensor, brought visual experience method preferably to the user.This brightness adjusting method has been preset one group of unified numerical value regularly, according to the variation of ambient brightness, calls corresponding parameter and adjusts brightness backlight when system moves.Yet different users is different to the demand of concrete backlight illumination, and the demand that the adjusting backlight of factory preset only can be satisfied most people can not satisfy the differentiated demand of certain customers.For this reason, the user does not meet when needing in current backlight brightness must withdraw from current interface, and closes the automatic regulatory function of background light, enter the interface of special adjusting background light again, manually brightness regulation is arrived a certain fixed value, complex operation influences the user and experiences.So be badly in need of a kind of new back light brightness regulating method and adjusting device.
Summary of the invention
The purpose of this invention is to provide a kind of back light brightness regulating method, can directly regulate backlight illumination at the work at present interface, easy to operate.
Another object of the present invention provides a kind of backlight illumination adjusting device, can directly regulate backlight illumination at the work at present interface, and is easy to operate.
Another purpose of the present invention provides a kind of portable terminal, and this portable terminal can directly be regulated backlight illumination at the work at present interface, and is easy to operate.
To achieve these goals, the invention provides a kind of back light brightness regulating method, may further comprise the steps: (1) gathers user's gesture and/or voice command in real time to obtain to gather accordingly signal, identifies described collection signal and will effectively gather signal to be converted to user command signal output; (2) generate corresponding control signal according to described user command signal; (3) regulate brightness of backlight according to described control signal.
Compared with prior art, the present invention is by gathering user's gesture and/or voice command in real time, when the user need regulate backlight illumination, can directly make corresponding adjusting gesture or send corresponding adjusting command, thereby under the prerequisite that does not withdraw from current interface, directly regulate backlight illumination, easy to adjust; Moreover, because existing portable terminal all has camera module and microphone, so when the present invention regulates backlight illumination, need not to increase new hardware module.
Preferably, described step (2) is specially: more described user command signal and corresponding preset data-signal or preset data signal, thus obtaining corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; Described step (3) is specially: strengthen default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weaken default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.
Preferably, described back light brightness regulating method also comprises step (4): current backlight lamp brightness value is stored in the brightness of backlight database to replace the acquiescence brightness of backlight value of system under the current scene.This scheme makes that when the user need regulate backlight illumination according to oneself, mobile phone can be remembered the backlight illumination under the current scene automatically, replaces corresponding acquiescence brightness of backlight value, avoids frequent adjustment backlight.
Particularly, described step (4) also comprises: relatively the acquiescence brightness of backlight value of current backlight lamp brightness value and system is to obtain the brightness of backlight difference, according to the brightness of backlight value under all scenes in described brightness of backlight difference enhancing or the attenuation systems.This scheme makes when the user regulates backlight illumination under arbitrary scene, but overall enhanced or the attenuation systems backlight brightness values under other scenes.
Another object of the present invention provides a kind of adjusting device backlight, comprise: gesture identification module and/or sound identification module, judge module and adjustment module, described gesture identification module is gathered user's gesture in real time and is gathered signal to obtain corresponding gesture, identifies described gesture and gathers signal and effective gesture collection signal is converted to user command signal output; Described sound identification module is gathered the user's voice order in real time to obtain corresponding voice collecting signal, identifies described voice collecting signal and effective voice collecting signal is converted to user command signal output; Described judge module generates corresponding control signal according to described user command signal; Described adjustment module is regulated brightness of backlight according to described control signal.
Compared with prior art, the present invention is by gathering user's gesture and/or voice command in real time, when the user need regulate backlight illumination, can directly make corresponding adjusting gesture or send corresponding adjusting command, thereby under the prerequisite that does not withdraw from current interface, directly regulate backlight illumination, easy to adjust; Moreover, because existing portable terminal all has camera module and microphone, so when the present invention regulates backlight illumination, need not to increase new hardware module.
Preferably, described gesture identification module comprises image unit and image identification unit, and described sound identification module comprises microphone unit and voice recognition unit.
Preferably, the more described user command signal of described judge module and corresponding preset data-signal or preset data signal, thus obtaining corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; Described adjustment module strengthens default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weakens default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.
Preferably, described adjusting device backlight also comprises processing module, and described processing module is stored in the brightness of backlight database current backlight lamp brightness value to replace the acquiescence brightness of backlight value of system under the current scene.This scheme makes that when the user need regulate backlight illumination according to oneself, mobile phone can be remembered the backlight illumination under the current scene automatically, replaces corresponding acquiescence brightness of backlight value, avoids frequent adjustment backlight.
Particularly, described processing module also relatively the acquiescence brightness of backlight value of current backlight lamp brightness value and system obtaining the brightness of backlight difference, according to described brightness of backlight difference strengthen or attenuation systems in except current scene the brightness of backlight value under all the other scenes.This scheme makes when the user regulates backlight illumination under arbitrary scene, but overall enhanced or the attenuation systems backlight brightness values under other scenes.
The present invention also provides a kind of portable terminal, comprises the backlight module, regulates the adjusting device backlight of described brightness of backlight and the memory cell of storage brightness of backlight, and described adjusting device backlight as mentioned above.The present invention of this portable terminal is by gathering user's gesture and/or voice command in real time, when the user need regulate backlight illumination, can directly make corresponding adjusting gesture or send corresponding adjusting command, thereby under the prerequisite that does not withdraw from current interface, directly regulate backlight illumination, easy to adjust.
Description of drawings
Fig. 1 is the flow chart of back light brightness regulating method described in the first embodiment of the invention.
Fig. 2 is the structured flowchart of the adjusting device of backlight illumination described in the first embodiment of the invention.
Fig. 3 is the flow chart of back light brightness regulating method described in the second embodiment of the invention.
Fig. 4 is the flow chart of back light brightness regulating method described in the third embodiment of the invention.
Fig. 5 is the structured flowchart of the adjusting device of backlight illumination described in the second embodiment of the invention.
Embodiment
By describing technology contents of the present invention, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.
With reference to figure 1, the invention discloses a kind of back light brightness regulating method, may further comprise the steps: the gesture command of (S1) gathering the user is in real time gathered signal to obtain corresponding gesture, wherein, uses the camera collection gesture command of portable terminal; (S2) the described gesture of identification is gathered signal and effective gesture is gathered signal and is converted to user command signal output; (S3) generate corresponding control signal according to described user command signal, this step is specially: more described user command signal and corresponding preset data-signal or preset data signal, thereby obtain corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; (S4) regulate brightness of backlight according to described control signal, this step is specially: strengthen default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weaken default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.Use this method can in current interface, use gesture command control backlight illumination to strengthen or weaken, easy to operate.
The preferably also comprises after the described step (S4): (S5) current backlight lamp brightness value is stored in the brightness of backlight database to replace the acquiescence brightness of backlight value of system under the current scene.
Particularly, also comprise after the described step (S4): (S6) relatively the acquiescence brightness of backlight value of current backlight lamp brightness value and system (S7) is complied with the brightness of backlight value under all scenes in described brightness of backlight difference enhancing or the attenuation systems to obtain the brightness of backlight difference.
With reference to figure 2, the invention discloses a kind of portable terminal, this portable terminal 100 comprises backlight module 11, regulates the adjusting device backlight 12 of described brightness of backlight and the memory cell 13 of storage brightness of backlight, and described backlight module 11 comprises backlight and driver element.
With reference to figure 2, described adjusting device backlight 12 comprises gesture identification module 21, judge module 23 and adjustment module 24, described gesture identification module 21 is gathered user's gesture in real time and is gathered signal to obtain corresponding gesture, identifies described gesture and gathers signal and effective gesture collection signal is converted to user command signal output; Described judge module 23 generates corresponding control signal according to described user command signal; Described adjustment module 24 is regulated brightness of backlight according to described control signal.Wherein, described gesture identification module 21 comprises image unit 211 and image identification unit 212.
The preferably, with reference to figure 2, described judge module 23 more described user command signal and corresponding preset data-signal, thus obtaining corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; Described adjustment module 24 links to each other with the driver element of described background light module 11, strengthen default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weaken default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.
The preferably, with reference to figure 2, described adjusting device 12 backlight also comprises processing module 25, described processing module 25 is stored to current backlight lamp brightness value in the brightness of backlight database of memory module 13 to replace the acquiescence brightness of backlight value of system under the current scene.Particularly, described processing module 25 also compares the acquiescence brightness of backlight value of current backlight lamp brightness value and system to obtain the brightness of backlight difference, according to the brightness of backlight value of locating in described brightness of backlight difference enhancing or the attenuation systems under outer all the other scenes of current scene.
With reference to figure 2, the process that described portable terminal 100 is regulated backlight illumination is described, supposing to brandish finger left is for three times the gesture that weakens backlight illumination, brandish three gestures for the enhancing backlight illumination of finger to the right, then the user is when thinking that current backlight is relatively darker, can brandish finger to the right three times, the image unit 211(of portable terminal 100 can be preposition camera) collect this gesture command, described image identification unit 212 these gesture commands of identification, and this gesture command is converted to corresponding user command signal exports judge module 23 to, described judge module 23 is compared this user command signal and preset data signal, judge this gesture command for strengthening the gesture command of backlight illumination, thereby generate to comprise and strengthen the backlight illumination signal, described adjustment module 24 increases the backlight illumination of certain numerical value according to this backlight illumination signal, the numerical value that increases is the numerical value that the technical staff presets, and finishes the adjusting of backlight illumination.If described portable terminal 100 has processing module 25, then described processing module 25 is stored to current backlight lamp brightness value in the brightness of backlight database of memory module 13 to replace the acquiescence brightness of backlight value of system under the current scene.Certainly, described processing module 25 can also be when using current backlight lamp brightness value to replace the acquiescence brightness of backlight value of system under the current scene, calculate the difference of the acquiescence brightness of backlight value of current backlight lamp brightness value and system, thereby according to the brightness of backlight value under other scenes in the brightness of backlight difference enhancing system.Certainly, the user thinks that current backlight crosses bright needs and weaken when backlight, only need brandish finger left and get final product for three times, and its operation principle is similar with the enhancing backlight illumination.
With reference to figure 3, be back light brightness regulating method described in the second embodiment of the invention, may further comprise the steps: (S21) gather the user's voice order in real time to obtain corresponding voice collecting signal, wherein, use the microphone of portable terminal to gather voice command; (S22) the described gesture of identification is gathered signal and effective voice collecting signal is converted to user command signal output; (S23) generate corresponding control signal according to described user command signal, this step is specially: more described user command signal and corresponding preset voice signal, thereby obtain corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; (S24) regulate brightness of backlight according to described control signal, this step is specially: strengthen default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weaken default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.Use this method in current interface, to use voice command control backlight illumination to strengthen or weaken, easy to operate.
The preferably also comprises after the described step (S24): (S25) current backlight lamp brightness value is stored in the brightness of backlight database to replace the acquiescence brightness of backlight value of system under the current scene.
Particularly, also comprise after the described step (S24): (S26) relatively the acquiescence brightness of backlight value of current backlight lamp brightness value and system (S27) is complied with the brightness of backlight value under all scenes in described brightness of backlight difference enhancing or the attenuation systems to obtain the brightness of backlight difference.
With reference to figure 4, the preferably, described step (S23) also comprises before: the gesture command of (S21a) gathering the user is in real time gathered signal to obtain corresponding gesture, wherein, uses the camera collection gesture command of portable terminal; (S22a) the described gesture of identification is gathered signal and effective gesture is gathered signal and is converted to user command signal output.Use this method in current interface, to make to use gesture, voice dual mode control backlight illumination strengthens or weaken, and is easy to operate.
With reference to figure 5, be portable terminal described in the second embodiment of the invention, different with first embodiment is, the backlight illumination adjusting device 12a of this portable terminal 100a, this backlight illumination adjusting device comprises sound identification module 22, judge module 23 and adjustment module 24, described sound identification module 22 is gathered the user's voice order in real time to obtain corresponding voice collecting signal, identifies described voice collecting signal and effective voice collecting signal is converted to user command signal output; Described judge module 23 generates corresponding control signal according to described user command signal; Described adjustment module 24 is regulated brightness of backlight according to described control signal.Wherein, described sound identification module 22 comprises microphone unit 221 and voice recognition unit 222.
The preferably, with reference to figure 5, described judge module 23 more described user command signal and corresponding preset voice signal, thus obtaining corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; Described adjustment module 24 links to each other with the driver element of described background light module 11, strengthen default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weaken default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.
The preferably, with reference to figure 5, described adjusting device 12a backlight also comprises processing module 25, described processing module 25 is stored to current backlight lamp brightness value in the brightness of backlight database of memory module 13 to replace the acquiescence brightness of backlight value of system under the current scene.Particularly, described processing module 25 also compares the acquiescence brightness of backlight value of current backlight lamp brightness value and system to obtain the brightness of backlight difference, according to the brightness of backlight value of locating in described brightness of backlight difference enhancing or the attenuation systems under outer all the other scenes of current scene.
The preferably, with reference to figure 5, described adjusting device 12a backlight also comprises gesture identification module 21, described gesture identification module 21 is gathered user's gesture in real time and is gathered signal to obtain corresponding gesture, identifies described gesture and gathers signal and effective gesture collection signal is converted to user command signal output.
With reference to figure 5, the process that described portable terminal 100a regulates backlight illumination is described, suppose to point and draw a circle counterclockwise to weakening the gesture of backlight illumination, finger is drawn a circle clockwise to strengthening the gesture of backlight illumination, " weaken password backlight " for weakening the voice command of backlight illumination, " strengthen " password backlight for strengthening the voice command of backlight illumination, then the user is when thinking that current backlight is relatively darker, can use finger to draw a circle clockwise or send " strengthening backlight " password, when finger is drawn a circle clockwise, the image unit 211(of portable terminal 100a can be preposition camera) collect this gesture command, described image identification unit 212 these gesture commands of identification, and this gesture command is converted to corresponding user command signal exports judge module 23 to, described judge module 23 is compared this user command signal and preset data signal, judge this gesture command for strengthening the gesture command of backlight illumination, strengthen the backlight illumination signal thereby generate to comprise.When the user sends " strengthening backlight " password, the microphone unit 221 of portable terminal 100a collects this voice command signal, described voice recognition unit 222 is identified described voice collecting signals and effective voice collecting signal is converted to user command signal and exports judge module 23 to, described judge module 23 is compared this user command signal and default voice signal, judge this voice command for strengthening the voice command of backlight illumination, strengthen the backlight illumination signal thereby generate to comprise.Described adjustment module 24 is according to the backlight illumination of described backlight illumination signal increase certain numerical value, and the numerical value of increase is the numerical value that the technical staff presets, and finishes the adjusting of backlight illumination.If described portable terminal 100 has processing module 25, then described processing module 25 is stored to current backlight lamp brightness value in the brightness of backlight database of memory module 13 to replace the acquiescence brightness of backlight value of system under the current scene.Certainly, described processing module 25 can also be when using current backlight lamp brightness value to replace the acquiescence brightness of backlight value of system under the current scene, calculate the difference of the acquiescence brightness of backlight value of current backlight lamp brightness value and system, thereby according to the brightness of backlight value under other scenes in the brightness of backlight difference enhancing system.Certainly, the user thinks that current backlight crosses bright needs and weaken when backlight, only needs finger to draw a circle counterclockwise or send " weakening backlight " password and get final product, and its operation principle is similar with the enhancing backlight illumination.
Above disclosed only is the preferred embodiments of the present invention, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to the present patent application claim still belongs to the scope that the present invention is contained.
Claims (10)
1. a back light brightness regulating method is characterized in that, may further comprise the steps:
(1) gathers user's gesture and/or voice command in real time to obtain to gather accordingly signal, identify described collection signal and will effectively gather signal and be converted to user command signal output;
(2) generate corresponding control signal according to described user command signal;
(3) regulate brightness of backlight according to described control signal.
2. back light brightness regulating method as claimed in claim 1, it is characterized in that, described step (2) is specially: more described user command signal and corresponding preset data-signal or preset data signal, thereby obtain corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; Described step (3) is specially: strengthen default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weaken default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.
3. back light brightness regulating method as claimed in claim 1 is characterized in that, also comprises step (4): current backlight lamp brightness value is stored in the brightness of backlight database to replace the acquiescence brightness of backlight value of system under the current scene.
4. back light brightness regulating method as claimed in claim 3, it is characterized in that, described step (4) also comprises: relatively the acquiescence brightness of backlight value of current backlight lamp brightness value and system is to obtain the brightness of backlight difference, according to the brightness of backlight value under all scenes in described brightness of backlight difference enhancing or the attenuation systems.
5. an adjusting device backlight is characterized in that, comprising:
Gesture identification module and/or sound identification module, described gesture identification module are gathered user's gesture in real time and are gathered signal to obtain corresponding gesture, identify described gesture and gather signal and effective gesture collection signal is converted to user command signal output; Described sound identification module is gathered the user's voice order in real time to obtain corresponding voice collecting signal, identifies described voice collecting signal and effective voice collecting signal is converted to user command signal output;
Judge module generates corresponding control signal according to described user command signal;
Adjustment module is regulated brightness of backlight according to described control signal.
6. adjusting device backlight as claimed in claim 5 is characterized in that, described gesture identification module comprises image unit and image identification unit, and described sound identification module comprises microphone unit and voice recognition unit.
7. adjusting device backlight as claimed in claim 5, it is characterized in that, the more described user command signal of described judge module and corresponding preset data-signal or preset data signal, thereby obtain corresponding control signal, described control signal comprises enhancing backlight illumination signal and weakens the backlight illumination signal; Described adjustment module strengthens default brightness of backlight value according to the described backlight of described enhancing backlight illumination signal controlling, weakens default brightness of backlight value according to the described described backlight of backlight illumination signal controlling that weakens.
8. adjusting device backlight as claimed in claim 5 is characterized in that, also comprises processing module, and described processing module is stored in the brightness of backlight database current backlight lamp brightness value to replace the acquiescence brightness of backlight value of system under the current scene.
9. adjusting device backlight as claimed in claim 8, it is characterized in that, described processing module also relatively the acquiescence brightness of backlight value of current backlight lamp brightness value and system obtaining the brightness of backlight difference, according to described brightness of backlight difference strengthen or attenuation systems in except current scene the brightness of backlight value under all the other scenes.
10. portable terminal is characterized in that: comprise the backlight module, regulate the adjusting device backlight of described brightness of backlight and the memory cell of storage brightness of backlight, described adjusting device backlight is as among the claim 5-9 as described in each.
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