CN111357043A - Intelligent terminal, backlight control system thereof and backlight automatic control method - Google Patents
Intelligent terminal, backlight control system thereof and backlight automatic control method Download PDFInfo
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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Abstract
An automatic control method for backlight of an intelligent terminal comprises the following steps: the intelligent terminal sets a backlight adjusting plan, and the backlight adjusting plan comprises the following steps: the method comprises the following steps that an intelligent terminal presets a plurality of time periods and presets backlight parameters for backlight display control corresponding to the time periods respectively; and when the system time of the intelligent terminal is judged to be in the preselected time period, the backlight display control is carried out according to the corresponding backlight parameters preset in the time period. A code can be automatically added on the basis of an MTK6260 platform to add a menu in the setting process, a backlight automatic control system is established to realize the setting of a backlight adjusting plan, the backlight equipment of the intelligent terminal is controlled to perform preset backlight display in a specific time period, light sensing elements are not needed, and the backlight intelligent control cost is reduced; need not to detect optical signal, the transmission signal only realizes through functional module, judges through cell-phone time, reduces the consumption, and the user can oneself set up as required and add time quantum and corresponding backlight grade parameter, and the experience degree is high.
Description
The invention relates to an intelligent terminal illumination control technology, in particular to an intelligent terminal based on an MTK6260 platform, a backlight control system and an automatic backlight control method thereof.
At present, most of mobile phone manufacturers in the prior art adopt the light sensor principle to automatically adjust the brightness of the mobile phone screen according to the current light brightness of the mobile phone, so as to provide the function of the best visual effect for people. For example, in a dark environment, the screen of the mobile phone automatically becomes dark, otherwise the mobile phone is dazzling. And the effect of saving electricity can be achieved. The light sensor consists of two components, namely a light projector and a light receiver, and the light projector is used for focusing light rays from the lens, transmitting the light rays to the light receiver, receiving the light rays from the light projector, converting optical signals into electric signals, transmitting the electric signals to the mobile phone, and further enabling the mobile phone to perform feedback to complete various controls.
However, the prior art brightness control technique has the following disadvantages:
1) the current scheme of applying light sensation is realized, the software has strong adherence, the brightness of the client cannot be adjusted according to the favorite setting, and an interactive interface which can be set by the client is unavailable;
2) the existing scheme of applying light sensation is realized, the hardware cost is increased, corresponding light sensation components are required to be added, the operation cost of the mobile phone is increased, the power consumption of the mobile phone is greatly increased by realizing the light sensation, and the intensity of ambient light signals is required to be continuously detected;
3) the method is difficult to realize on a function machine platform, light sensation is rarely increased on the function machine in consideration of cost and software realizability, and the detection and conduction of signals can cause the increase of power consumption.
To solve the problem of power consumption, the chinese patent (publication No. CN1399458, applicant: indovada limited) discloses a method for automatically adjusting the backlight brightness of a mobile phone, as shown in fig. 1, a light sensing element (e.g. a photo resistor) is disposed at a proper position on the surface of a mobile phone, the light sensing element is connected to a control circuit of the mobile phone, when a user starts the backlight of the mobile phone to be in a state of automatically adjusting the brightness, a Central Processing Unit (CPU) of the mobile phone judges the voltage values at two ends of the light sensing element, and adjusts the backlight of the mobile phone to the brightness corresponding to the voltage value according to the voltage value, so that the resistance value of the light sensing element is decreased under the environment of strong light irradiation, the voltage value at two ends of the light sensing element is decreased, and the resistance value of the light sensing element is increased under the dark environment, the brightness of the backlight of the mobile phone is adjusted to a proper high or low brightness, thus, power consumption of the backlight can be reduced in a bright light environment.
As shown in fig. 1, the process of the method for automatically adjusting the backlight brightness of the mobile phone includes: s101, executing manual adjustment of the backlight brightness of the mobile phone; s102, judging whether the item for automatically adjusting the brightness is selected enough, and if so, jumping to S103; s103, reading voltage values at two ends of the photosensitive element; and S104, adjusting the brightness corresponding to the mobile phone according to the voltage value.
However, the backlight brightness adjusting method of the patent cannot enable a client to adjust the brightness according to the favorite setting, and is realized by adopting a light sensation scheme, the hardware cost is increased, corresponding light sensation components are required to be added, the operation cost of the mobile phone is increased, and the light sensation implementation in the patent greatly increases the power consumption of the mobile phone due to the need of continuously detecting the intensity of surrounding light signals.
In addition, Chinese patent (publication No. CN101374165, applicant: Zhongxing communication corporation) discloses a control device and method for backlight of a mobile phone component, wherein the control device comprises a photosensitive sampling module, a keyboard photosensitive control module, an LCD photosensitive control module, a keyboard operation control module, an LCD operation control module, a keyboard driver, an LCD driver, a keyboard backlight module and an LCD backlight module.
As shown in fig. 2, the control method includes the steps of: s201, enabling the keyboard light sensing control module by the interrupt module according to an interrupt signal triggered by a user. S202, judging whether the backlight lamp of the component is turned on, and jumping to S203 if the backlight lamp of the component is turned on. Otherwise, the photosensitive sampling module is directly triggered and the process proceeds to step 204. S203, after the backlight lamp of the waiting component is turned off, triggering the photosensitive sampling module and entering the step S204. S204, the light sensing sampling module samples the external light intensity of the mobile phone and converts the sampling value into a voltage value. And S205, determining the current light intensity according to the voltage value. And S206, judging whether the component backlight lamp needs to be turned on or not according to the current light intensity and the component backlight control rule, and turning on the component backlight lamp if necessary.
In the scheme, the independent control of the backlight of the mobile phone keyboard and the backlight of the LCD is realized through the photosensitive device. However, the light sensing component is also adopted, so that the operation cost of the mobile phone is increased, the power consumption of the mobile phone is greatly increased by realizing the light sensing, and the intensity of the ambient light signal needs to be continuously detected.
Disclosure of the invention
The invention provides an intelligent terminal, a backlight control system and an automatic backlight control method thereof, wherein a user can independently set backlight parameters, the backlight parameters are not suitable for light sensation detection, the cost is reduced, and the energy consumption is reduced.
In order to achieve the purpose, the invention discloses an automatic control method for backlight of an intelligent terminal, which is characterized by comprising the following steps:
the intelligent terminal sets a backlight adjusting plan, and the backlight adjusting plan comprises the following steps: the method comprises the following steps that an intelligent terminal presets a plurality of time periods and presets backlight parameters for backlight display control corresponding to the time periods respectively;
and when the system time of the intelligent terminal is judged to be in the preselected time period, the backlight display control is carried out according to the corresponding backlight parameters preset in the time period.
The control method further comprises: before setting a backlight regulation plan, a backlight control system for setting and controlling the backlight regulation plan is arranged in the intelligent terminal, and the setting method of the backlight control system comprises the following steps of;
the intelligent terminal is provided with a time setting module for selecting a time period;
the intelligent terminal is provided with a backlight setting module, the backlight setting module quickly receives the selected time period output by the time setting module and presets the backlight parameter corresponding to the backlight display control of the intelligent terminal in the selected time period; each selected time period and the corresponding backlight parameter form a backlight adjusting instruction, and the plurality of backlight adjusting instructions form a backlight adjusting plan;
the intelligent terminal is provided with an on-off module which respectively controls the on-off of each backlight adjusting instruction in the backlight adjusting plan;
the intelligent terminal is provided with an operation interface, and the operation interface receives and displays output information of the time setting module, the backlight setting module and the opening and closing module and outputs control instructions to the time setting module, the backlight setting module and the opening and closing module respectively.
The time period setting method comprises the steps of equally dividing a day into a first time period, a second time period and a third time period; the first time period is set to be 0-8 hours; the second time period is set to 8 hours to 16 hours; the third period is set to 16 hours to 24 hours.
The method for the intelligent terminal to perform backlight display control according to the preset corresponding backlight parameters of the time period comprises the following steps:
when the intelligent terminal judges that the system time is in a first time period, backlight display control is carried out according to a preset first backlight parameter corresponding to the first time period;
when the intelligent terminal judges that the system time is in a second time period, backlight display control is carried out according to preset second backlight parameters corresponding to the second time period;
and when the intelligent terminal judges that the system time is in the third time period, performing backlight display control according to a preset third backlight parameter corresponding to the third time period.
The backlight brightness of the first backlight parameter is lower than that of the third backlight parameter, and the brightness of the third backlight parameter is lower than that of the second backlight parameter.
The backlight control system of the automatic backlight control method for the intelligent terminal is characterized by comprising the following steps:
a time setting module which preselects a time period for which a backlight parameter is to be set;
the backlight setting module is connected with the time setting module, receives the time periods preselected by the time setting module, and sets backlight parameters for each selected time period respectively, each selected time period and the corresponding backlight parameter set form a backlight adjusting instruction, and the plurality of backlight adjusting instructions form a backlight adjusting plan;
the opening and closing module is used for controlling the opening and closing of each backlight adjusting instruction;
the storage module is connected with the start-stop module, the backlight setting module and the time setting module and used for receiving and storing a preset backlight adjusting plan;
the main control module is connected with the storage module, monitors the system time of the intelligent terminal, and outputs corresponding backlight parameters to perform backlight display control when the system is in a time period set by a certain backlight adjusting instruction;
and the backlight driving module is connected with the output of the main control module and controls backlight display of backlight equipment in the intelligent terminal according to the received backlight parameters.
The backlight control system also comprises a control panel which is connected with the time setting module, the backlight setting module and the opening and closing module; the intelligent terminal inputs a time period selection instruction to the time setting unit through the control panel, inputs a backlight parameter corresponding to the selected time period to the backlight setting module, and inputs the on-off control of any backlight adjusting instruction to the on-off module.
The backlight control system is arranged in the intelligent terminal, and the control panel surface adopts a touch screen of the intelligent terminal.
An intelligent terminal, characterized in that the intelligent terminal is provided with a backlight control system as claimed in claim 6 or 7.
The backlight control system of the intelligent terminal is arranged on the control chip of the MTK6260 platform.
Compared with the prior art, the intelligent terminal, the backlight control system and the automatic backlight control method have the advantages that the intelligent terminal, the automatic backlight control system and the automatic backlight control method can automatically add codes to add menus in the setting process based on the MTK6260 platform, establish the automatic backlight control system, realize the setting of a backlight adjusting plan, and control the backlight equipment of the intelligent terminal to perform preset backlight display in a specific time period;
according to the invention, based on the MTK6260 platform, a backlight regulation plan is directly set in the intelligent terminal, and components such as light sensation and the like do not need to be additionally added on the intelligent terminal, so that the cost of backlight intelligent control is reduced;
the method is based on the MTK6260 platform, a backlight regulation plan is directly set in the intelligent terminal, backlight display corresponding to preset backlight parameters is realized in a preset time period, light signals do not need to be detected, signals are transmitted, the method is realized only through a functional module, and power consumption is not increased through mobile phone time judgment;
according to the backlight automatic control system established based on the MTK6260 platform, a user can set the adding time period and the corresponding backlight grade parameter according to the preference, the operation is simple and convenient, and the user experience is good.
Brief description of the drawings
FIG. 1 is a flow chart of a method for automatically adjusting backlight brightness of a mobile phone according to the prior art;
FIG. 2 is a flow chart of a method of controlling backlighting of a handset component according to the prior art;
FIG. 3 is a flowchart of a first method of an embodiment of an automatic backlight control method for an intelligent terminal according to the present invention;
fig. 4 is a block diagram of a backlight control module established based on the MTK6260 platform in the intelligent terminal according to the present invention;
FIG. 5 is a flowchart of a second method of automatic backlight control for an intelligent terminal according to an embodiment of the present invention;
FIG. 6 is a flowchart illustrating a method for setting a backlight adjustment plan according to a second embodiment;
FIG. 7 is a flowchart of a third method of automatic backlight control for an intelligent terminal according to an embodiment of the present invention;
FIG. 8 is a flowchart of the automatic adjustment mode control in the third embodiment;
fig. 9 is a block diagram of an automatic backlight control system of an intelligent terminal according to the present invention.
Best mode for carrying out the invention
The following further describes specific embodiments of the present invention with reference to the drawings.
As shown in fig. 3, a first embodiment of an automatic backlight control method for an intelligent terminal is disclosed, where the control method specifically includes the following steps:
s310, preparing an intelligent terminal designed with an MTK6260 platform, such as an intelligent mobile device like a smart phone and a tablet, and establishing a backlight control system for setting and controlling a backlight regulation plan of the intelligent terminal in the intelligent terminal based on the MTK6260 platform.
The setting method of the backlight control system comprises the following steps;
s311, the intelligent terminal is provided with a time setting module used for selecting a time period.
S312, the intelligent terminal is provided with a backlight setting module, the backlight setting module receives the selected time period output by the time setting module, and backlight parameters corresponding to the backlight display control of the intelligent terminal in the selected time period are preset; each selected time period and the corresponding backlight parameter form a backlight adjusting instruction, and the plurality of backlight adjusting instructions form a backlight adjusting plan.
S313, the intelligent terminal is provided with an on-off module, and the on-off module respectively controls on-off of each backlight adjusting instruction in the backlight adjusting plan.
And S314, the intelligent terminal is provided with an operation interface, and the operation interface receives and displays output information of the time setting module, the backlight setting module and the opening and closing module and outputs control instructions to the time setting module, the backlight setting module and the opening and closing module respectively.
As shown in fig. 4, a block diagram of an embodiment of a backlight control system configured for S310, the backlight control system includes: a time setting module 401, a backlight setting module 402, an on-off module 403 and an operation interface 404.
The time setting module 401 is used to select a time period for which the backlight parameters need to be set.
The backlight setting module 402 is connected to the time setting module 401, and configured to receive the selected time period output by the time setting module 401, and preset a backlight parameter corresponding to the backlight display control performed by the intelligent terminal in the selected time period. Wherein each selected time period and the corresponding backlight parameter form a backlight adjusting instruction, and a plurality of backlight adjusting instructions form a backlight adjusting plan.
The start-stop module 403 is configured to respectively control start and stop of each backlight adjustment instruction in the backlight adjustment plan, and when a certain backlight adjustment instruction is started by the start-stop module 403, the intelligent terminal executes backlight adjustment work according to preset backlight parameters in a time period set by the backlight adjustment instruction; when the on-off module 403 turns off a certain backlight adjustment instruction, the intelligent terminal does not perform the backlight adjustment operation in the time period set by the backlight adjustment instruction.
The operation interface 404 is connected to the time setting module 401, the backlight setting module 402 and the on-off module 403. And is configured to receive and display output information of the time setting module 401, the backlight setting module 402, and the on-off module 403, and output control instructions to the time setting module 401, the backlight setting module 402, and the on-off module 403, respectively.
In actual operation, the operation interface 404 is implemented in a "setting" interface of the intelligent terminal, and a user enters the operation interface 404 through the "setting" interface to perform real-time operation on the input instruction of the braking backlight adjustment function module. The operation interface 404 may include a plurality of backlight adjustment instruction sets, each of the backlight adjustment instruction sets includes a time setting frame, a backlight setting frame, and an on-off control frame, and the time setting frame, the backlight setting frame, and the on-off control frame corresponding to each of the backlight adjustment instruction sets a backlight adjustment instruction.
The time setting frame is used for inputting or selecting any time and any length of time period in 0-24 hours, is connected with the time setting module 401, receives operation selection of the time setting module 401, and displays setting conditions of the time setting module 401.
The backlight setting frame is used for inputting or selecting the backlight parameters of the corresponding time period, is connected with the backlight setting module 402, receives the operation selection of the backlight setting module 402, and displays the setting condition of the backlight setting module 402.
The on-off control frame is connected to the on-off module 403, and is configured to set a time period set by the time setting frame and the backlight setting frame in a group of backlight adjustment instructions where the on-off control frame is located, and whether the corresponding backlight parameter is enabled. And if the opening and closing control frame in a certain backlight adjusting instruction is selected to be opened, starting the time period and the backlight parameter set by the time setting frame and the backlight setting frame in the backlight adjusting instruction, and when the system time judges that the current time period is the preset time period, carrying out backlight display according to the corresponding backlight parameter.
S320, the intelligent terminal sets a backlight adjustment plan on the operation interface 404, where the backlight adjustment plan includes a plurality of backlight adjustment instructions, and each backlight adjustment instruction includes a time period pre-selected by the intelligent terminal, a backlight parameter corresponding to the time period and preset backlight display control, and whether to start the backlight adjustment instruction.
In this embodiment, the time period setting method includes: the 24 hours a day is equally divided into a first time period, a second time period and a third time period. The first time period is set to be 0-8 hours; the second time period is set to 8 hours to 16 hours; the third period is set to 16 hours to 24 hours.
Further, on the basis of the completion of the time period setting, the setting method of the backlight parameter corresponding to each time period adopts: when the first time period is 0-8, the intelligent terminal adopts the first backlight parameter as a default backlight display control parameter; when the second time period is 8-16 hours, the intelligent terminal adopts the second backlight parameter as a default backlight display control parameter; and in a third time period from 16 to 24, the intelligent terminal adopts the third backlight parameter as a default backlight display control parameter.
Further, the backlight brightness of the first backlight parameter is lower than the brightness of the third backlight parameter, and the brightness of the third backlight parameter is lower than the brightness of the second backlight parameter.
The backlight parameters may include backlight brightness, backlight color, backlight duration, backlight lighting position, and the like.
In this embodiment, the backlight luminance level is 1 to 5 levels, the backlight luminance of 1 level is the lowest, the backlight luminance of 5 levels is the highest, and the backlight luminance of each of 1 to 5 levels is gradually increased. The backlight brightness level of the first backlight parameter adopts 1 level; the backlight brightness level of the second backlight parameter adopts 5 levels, and the backlight brightness level of the third backlight parameter adopts 3 levels.
And S330, when the system time of the intelligent terminal is judged to be in the pre-selected time period, performing backlight display control according to the corresponding preset backlight parameters of the time period.
Specifically, the intelligent terminal judges the time period of the system time in real time, and if the time period is in the first time period, the intelligent terminal jumps to the step S331; if the time is in the second time period, jumping to S332; if the time is in the third time period, the process jumps to S333.
And S331, when the intelligent terminal judges that the system time is in a first time period of 0 to 8, performing backlight display control according to a preset first backlight parameter corresponding to the first time period, wherein the backlight brightness is controlled at level 1 under the default condition.
And S332, when the intelligent terminal judges that the system time is within the second time period from 8 to 16, performing backlight display control according to a preset second backlight parameter corresponding to the second time period, wherein the backlight brightness is controlled at 5 levels under the default condition.
And S333, when the intelligent terminal judges that the system time is within the third time period from 16 to 24, performing backlight display control according to a preset third backlight parameter corresponding to the third time period, wherein the backlight brightness is controlled at 3 levels under the default condition.
As shown in fig. 5, a second embodiment of an automatic backlight control method for an intelligent terminal is disclosed, where the control method specifically includes the following steps:
s510, preparing an intelligent terminal with an MTK6260 platform, such as an intelligent mobile phone, a tablet and other intelligent mobile devices, and establishing a backlight control system for setting and controlling a backlight regulation plan of the intelligent terminal in the intelligent terminal based on the MTK6260 platform, wherein the backlight control system comprises: the device comprises a time setting module, a backlight setting module, an opening and closing module and an operation interface. The preparation method of the backlight control system comprises the following steps:
and S511, the intelligent terminal is provided with a time setting module for selecting a time period.
S512, the intelligent terminal is provided with a backlight setting module, the backlight setting module quickly receives the selected time period output by the time setting module, and backlight parameters corresponding to the backlight display control of the intelligent terminal in the selected time period are preset; each selected time period and the corresponding backlight parameter form a backlight adjusting instruction, and the plurality of backlight adjusting instructions form a backlight adjusting plan.
S513, the intelligent terminal is provided with an on-off module, and the on-off module respectively controls on-off of each backlight adjusting instruction in the backlight adjusting plan. When the starting and stopping module starts a certain backlight adjusting instruction, the intelligent terminal executes backlight adjusting work according to preset backlight parameters in a time period set by the backlight adjusting instruction; when the on-off module closes a certain backlight adjusting instruction, the intelligent terminal does not perform backlight adjusting operation in the time period set by the backlight adjusting instruction.
And S514, the intelligent terminal is provided with an operation interface, the operation interface is connected with the time setting module, the backlight setting module and the start-stop module, receives and displays output information of the time setting module, the backlight setting module and the start-stop module, and outputs control instructions to the time setting module, the backlight setting module and the start-stop module respectively.
In this embodiment, the operation interface may be implemented in a "setting" interface of the intelligent terminal, and a user enters the operation interface through the setting interface to perform real-time operation on the input instruction of the braking backlight adjustment function module. The operation interface may include a plurality of backlight adjustment instruction sets, each backlight adjustment instruction set includes a time setting frame, a backlight setting frame, and an on-off control frame in a one-to-one correspondence, and the backlight adjustment instruction is set by setting the time setting frame, the backlight setting frame, and the on-off control frame corresponding to each set.
The time setting frame is used for inputting or selecting any time and time period with any length in 0-24 hours, is connected with the time setting module, receives operation selection of the time setting module and displays the setting condition of the time setting module.
The backlight setting frame is used for inputting or selecting the backlight parameters of the corresponding time period, is connected with the backlight setting module, receives the operation selection of the backlight setting module and displays the setting condition of the backlight setting module.
The opening and closing control frame is connected with the opening and closing module and is used for setting the time period set by the time setting frame and the backlight setting frame in the group of backlight adjusting instructions where the opening and closing control frame is located and whether the corresponding backlight parameters are started or not. And if the opening and closing control frame in a certain backlight adjusting instruction is selected to be opened, starting the time period and the backlight parameter set by the time setting frame and the backlight setting frame in the backlight adjusting instruction, and when the system time judges that the current time period is the preset time period, carrying out backlight display according to the corresponding backlight parameter.
S520, the intelligent terminal sets a backlight adjusting plan on the operation interface, the backlight adjusting plan comprises a plurality of backlight adjusting instructions, each backlight adjusting instruction comprises a time period pre-selected by the intelligent terminal, a backlight parameter corresponding to the time period and preset backlight display control, and whether the backlight adjusting instruction is started or not.
As shown in fig. 6, in the present embodiment, the setting method of the backlight adjustment plan employs:
s521, the intelligent terminal can select any time and time period with any length in 24 hours a day.
S522, further setting a corresponding backlight parameter for each selected time period based on the time period setting completion. The backlight parameters may include backlight brightness, backlight color, backlight duration, backlight lighting position, and the like.
Further, the backlight brightness in the backlight parameter of each time period can be set arbitrarily according to the user requirement.
And S523, finally, setting whether to start or stop each backlight adjusting instruction.
And S524, after the adjustment is completed, forming a backlight adjustment plan by all the backlight adjustment instructions, and storing the backlight adjustment plan in a memory of the intelligent terminal.
And S530, the intelligent terminal detects in real time and judges whether the system time is in a time period set by any one started backlight adjusting instruction in a preset backlight adjusting plan, if so, the intelligent terminal jumps to S540, otherwise, the intelligent terminal keeps the current backlight setting, jumps to S530 and continues to detect.
And S540, the intelligent terminal calls a backlight adjusting instruction corresponding to the time period of the current system time from the memory, calls a corresponding backlight parameter from the backlight adjusting instruction and sends the backlight parameter to the backlight driving equipment of the intelligent terminal.
And S550, the backlight driving device performs backlight display control according to the received backlight parameters, skips to S530, and continues to continuously detect whether the system time enters a time period set by another backlight adjusting instruction.
As shown in fig. 7, a third embodiment of an intelligent terminal backlight automatic control method is provided, where the control method can implement conversion between a preset adjustment mode and an automatic adjustment mode for backlight control of a preset intelligent terminal, and the control method specifically includes the following steps:
and S710, the intelligent terminal sets a backlight control mode through a preset interactive interface, the backlight control mode is set to be a preset adjusting mode and an automatic adjusting mode, and the two adjusting modes are stored in a memory.
S720, the intelligent terminal sets a time period needing to use an automatic adjusting mode through a preset interactive interface, and stores the time information in a memory.
Meanwhile, the intelligent terminal sets time periods needing to adopt preset adjusting modes through a preset interactive interface, sets backlight parameters for each time period of each preset adjusting mode in a one-to-one correspondence mode, and whether to start or close the time period to form a backlight adjusting instruction, and stores the backlight adjusting instruction in a memory.
And S730, monitoring the system time of the smart phone, jumping to S740 when the system time is in the time period of the automatic adjusting mode, and jumping to S750 when the system time is in the time period of the preset adjusting mode.
S740, as shown in fig. 8, the backlight is controlled in an automatic adjustment mode.
And S741, when the system time reaches the starting time of the time period in the S720, saving the current backlight control mode, and then setting the backlight control mode as an automatic adjustment mode.
And S742, detecting by a photosensitive detection module on the intelligent terminal.
And S743, the intelligent terminal automatically adjusts the backlight parameter according to the photosensitive detection result.
And S744, sending the backlight parameters to the backlight driving equipment for backlight display control.
S745, when the system time reaches the end time of the time period described in S720, it jumps to S730.
For example, when the starting time of the time period in S720 is the first evening 22, and the ending time of the time period in S720 is the next morning 8, that is, the backlight control mode in the time period from the first evening 22 to the next morning 8 is forcibly set as the automatic adjustment mode; of course, the user can also set according to the requirement of the user.
S750, performing preset adjustment mode control on the backlight, as shown in the first embodiment and the second embodiment.
S751, the intelligent terminal retrieves a backlight adjusting instruction corresponding to a time period of the current system time from the memory, retrieves a corresponding backlight parameter from the backlight adjusting instruction and sends the backlight parameter to the backlight driving device of the intelligent terminal.
S752, the backlight driving device performs backlight display control according to the received backlight parameter, and jumps to S730. And continuously detecting whether the system time enters a time period set by another backlight adjusting instruction or enters an automatic adjusting mode.
The third embodiment realizes that the backlight control mode is forcibly set to be automatically adjusted in the time period with lower ambient brightness at night, thereby effectively avoiding the situation that the backlight brightness is too high at night and the backlight flashes to eyes, playing a role in protecting the eyes and improving the use experience of users; in addition, when the ambient brightness is high, the automatic adjusting mode can be closed and set as manual, and the burden of the light sensing module on the cruising ability of the mobile phone caused by the continuous work is avoided.
As shown in fig. 9, the present invention further discloses a backlight control system suitable for the above-mentioned intelligent terminal backlight automatic control method, and the control system includes: the device comprises a time setting module 901, a backlight setting module 902, a storage module 904, an on-off module 903, a main control module 905 and a backlight driving module 906.
The time setting module 901 is used for pre-selecting a time period for setting the backlight parameters.
The backlight setting module 902 is connected to the time setting module 901, and is configured to receive the time periods pre-selected by the time setting unit, and set the backlight parameters for each selected time period, where each selected time period and the corresponding backlight parameter constitute a backlight adjustment instruction, and a plurality of backlight adjustment instructions constitute a backlight adjustment plan.
The on-off module 903 is used for controlling on-off of each backlight adjusting instruction.
The storage module 904 is connected to the start/stop module 903, the backlight setting module 902, and the time setting module 901, and is configured to receive and store a preset backlight adjustment plan.
The main control module 905 is connected to the storage module 904, and monitors the system time of the intelligent terminal, and outputs corresponding backlight parameters to perform backlight display control when the system is in a time period set by a certain backlight adjustment instruction.
The backlight driving module 906 is connected to the output of the main control module 905, and controls the backlight display of the backlight device in the intelligent terminal according to the received backlight parameters.
Further, the backlight control system further includes a control panel connected to the time setting module 901, the backlight setting module 902, and the on-off module 904; the intelligent terminal inputs a time period selection instruction to the time setting module 901 through the control panel, inputs a backlight parameter corresponding to the selected time period to the backlight setting module 902, and inputs on-off control of any backlight adjustment instruction to the on-off module 904.
Further, a backlight control system suitable for the intelligent terminal backlight automatic control method is arranged in the intelligent terminal, and a control panel surface adopts a touch screen of the intelligent terminal.
The invention also discloses an intelligent terminal which is provided with the backlight control system. The intelligent terminal adopts intelligent mobile equipment such as a smart phone and a tablet provided with a control chip of an MTK6260 platform, the backlight control system is arranged on the control chip of the MTK6260 platform, and the backlight display control is carried out by adopting a control method combining the first embodiment, the second embodiment, the third embodiment or the third embodiment.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (10)
- An automatic control method for backlight of an intelligent terminal is characterized by comprising the following steps:the intelligent terminal sets a backlight adjusting plan, and the backlight adjusting plan comprises the following steps: the method comprises the following steps that an intelligent terminal presets a plurality of time periods and presets backlight parameters for backlight display control corresponding to the time periods respectively;and when the system time of the intelligent terminal is judged to be in the preselected time period, the backlight display control is carried out according to the corresponding backlight parameters preset in the time period.
- The intelligent terminal backlight automatic control method according to claim 1, wherein the control method further comprises: before setting a backlight regulation plan, a backlight control system for setting and controlling the backlight regulation plan is arranged in the intelligent terminal, and the setting method of the backlight control system comprises the following steps of;the intelligent terminal is provided with a time setting module for selecting a time period;the intelligent terminal is provided with a backlight setting module, the backlight setting module quickly receives the selected time period output by the time setting module and presets the backlight parameter corresponding to the backlight display control of the intelligent terminal in the selected time period; each selected time period and the corresponding backlight parameter form a backlight adjusting instruction, and the plurality of backlight adjusting instructions form a backlight adjusting plan;the intelligent terminal is provided with an on-off module which respectively controls the on-off of each backlight adjusting instruction in the backlight adjusting plan;the intelligent terminal is provided with an operation interface, and the operation interface receives and displays output information of the time setting module, the backlight setting module and the opening and closing module and outputs control instructions to the time setting module, the backlight setting module and the opening and closing module respectively.
- The automatic backlight control method for the intelligent terminal according to claim 1, wherein the time period setting method comprises equally dividing a day into a first time period, a second time period and a third time period; the first time period is set to be 0-8 hours; the second time period is set to 8 hours to 16 hours; the third period is set to 16 hours to 24 hours.
- The method according to claim 3, wherein the method for controlling backlight display of the intelligent terminal according to the preset backlight parameter corresponding to the time period comprises:when the intelligent terminal judges that the system time is in a first time period, backlight display control is carried out according to a preset first backlight parameter corresponding to the first time period;when the intelligent terminal judges that the system time is in a second time period, backlight display control is carried out according to preset second backlight parameters corresponding to the second time period;and when the intelligent terminal judges that the system time is in the third time period, performing backlight display control according to a preset third backlight parameter corresponding to the third time period.
- The intelligent terminal backlight automatic control method according to claim 4, wherein the backlight brightness of the first backlight parameter is lower than the brightness of the third backlight parameter, and the brightness of the third backlight parameter is lower than the brightness of the second backlight parameter.
- The backlight control system of the intelligent terminal backlight automatic control method according to any one of claims 1 to 5, characterized in that the control system comprises:a time setting module which preselects a time period for which a backlight parameter is to be set;the backlight setting module is connected with the time setting module, receives the time periods preselected by the time setting module, and sets backlight parameters for each selected time period respectively, each selected time period and the corresponding backlight parameter set form a backlight adjusting instruction, and the plurality of backlight adjusting instructions form a backlight adjusting plan;the opening and closing module is used for controlling the opening and closing of each backlight adjusting instruction;the storage module is connected with the start-stop module, the backlight setting module and the time setting module and used for receiving and storing a preset backlight adjusting plan;the main control module is connected with the storage module, monitors the system time of the intelligent terminal, and outputs corresponding backlight parameters to perform backlight display control when the system is in a time period set by a certain backlight adjusting instruction;and the backlight driving module is connected with the output of the main control module and controls backlight display of backlight equipment in the intelligent terminal according to the received backlight parameters.
- The backlight control system of claim 6, further comprising a control panel connected to the time setting module, the backlight setting module and the on/off module; the intelligent terminal inputs a time period selection instruction to the time setting unit through the control panel, inputs a backlight parameter corresponding to the selected time period to the backlight setting module, and inputs the on-off control of any backlight adjusting instruction to the on-off module.
- The backlight control system of claim 6, wherein the control system is disposed in an intelligent terminal, and the control panel is a touch screen of the intelligent terminal.
- An intelligent terminal, characterized in that the intelligent terminal is provided with a backlight control system as claimed in claim 6 or 7 or 8.
- The intelligent terminal according to claim 9, wherein the backlight control system of the intelligent terminal is arranged on the control chip of the MTK6260 platform.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/099916 WO2019041229A1 (en) | 2017-08-31 | 2017-08-31 | Smart terminal and backlight control system and method thereof |
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| CN111357043A true CN111357043A (en) | 2020-06-30 |
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| CN201780096464.9A Pending CN111357043A (en) | 2017-08-31 | 2017-08-31 | Intelligent terminal, backlight control system thereof and backlight automatic control method |
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| WO (1) | WO2019041229A1 (en) |
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| CN113870800A (en) * | 2021-09-22 | 2021-12-31 | 东莞市金锐显数码科技有限公司 | Backlight adjusting method and device, terminal equipment and storage medium |
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