CN105867585A - Method and device for saving power of liquid crystal display terminal - Google Patents
Method and device for saving power of liquid crystal display terminal Download PDFInfo
- Publication number
- CN105867585A CN105867585A CN201610171826.3A CN201610171826A CN105867585A CN 105867585 A CN105867585 A CN 105867585A CN 201610171826 A CN201610171826 A CN 201610171826A CN 105867585 A CN105867585 A CN 105867585A
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- China
- Prior art keywords
- resolution
- control signal
- mode control
- size
- saving mode
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3212—Monitoring battery levels, e.g. power saving mode being initiated when battery voltage goes below a certain level
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/325—Power saving in peripheral device
- G06F1/3265—Power saving in display device
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention provides a method and a device for saving power of a liquid crystal display terminal. The method comprises the following steps of: generating a power saving mode control signal; adjusting a resolution of a to-be-displayed image according to the power saving mode control signal; adjusting a display size according to the power saving mode control signal; outputting a display signal according to the adjusted resolution and the adjusted display size; and generating an effective display area on a screen, and displaying the to-be-displayed image in the effective display area according to the adjusted resolution, wherein the size of the effective display area is the adjusted display size. According to the method and the device for saving power of the liquid crystal display terminal provided by the invention, the power consumption of a display terminal can be effectively reduced, and the battery life of the liquid crystal display terminal is prolonged.
Description
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of liquid crystal display terminal electricity saving method
And device.
Background technology
Current liquid crystal display terminal, such as: mobile phone or the application of flat board integrated diversified function.
The function application opened is the most, and the electricity of consuming is the most.During user uses display terminal,
Display terminal can be run into unavoidably at crucial moment, owing to electricity is too low and cause display terminal to shut down, make
Must operate and cannot proceed, easily cause delay.
The business men of liquid crystal display terminal by display screen screen be sized for increasing, so that consumer
Obtain optimal Product Experience.The size of display screen screen is the biggest, and the electricity of consuming can increase comparatively speaking
Add.For the battery durable ability of display terminal, this is a challenge.
Summary of the invention
Based on above problem, the purpose of the present invention includes providing a kind of liquid crystal display terminal electricity saving method
And device, by reducing the region that content to be displayed shows in screen, thus improve this liquid crystal display
The flying power of end cell.
Specifically, the present invention provides a kind of liquid crystal display terminal electricity saving method, and described method includes following
Step: produce battery saving mode control signal；Figure to be shown is adjusted according to described battery saving mode control signal
The resolution of picture；Display size is adjusted according to described battery saving mode control signal；According to dividing after adjusting
Display size output display signal after resolution and adjustment；And on screen, generate effective display area
Territory, the resolution after territory, described effective display area is by described adjustment shows described image to be displayed, its
In, the display size after the most described adjustment of size in territory, described effective display area.
Preferably, described generation battery saving mode control signal includes: detecting electric quantity of power supply；If detecting
Electric quantity of power supply is less than a setting value, then produce described battery saving mode control signal.
Preferably, described generation battery saving mode control signal includes: receive the triggering signal of user's input；
Described battery saving mode control signal is produced according to described triggering signal.
Preferably, the described resolution adjusting described image to be displayed according to described battery saving mode control signal
Rate includes: according to original size and the resolution of the preset ratio described image to be displayed of adjustment of screen,
Resolution after making the display size after described adjustment be less than described original size and make described adjustment is little
Original resolution in described screen.
Preferably, described according to described battery saving mode control signal adjust display size include: control source
Pole drive circuit and the output channel of gate driver circuit, open and output signal to described effective display area
The output channel in territory, closes remaining output channel, makes the display size after described adjustment less than original
Size.
The present invention also provides for a kind of liquid crystal display terminal electricity saver, and described device includes with lower module:
Signaling module, is used for producing battery saving mode control signal；First adjusting module, for according to described province
Power mode control signal adjusts the resolution of image to be displayed；Second adjusting module, for according to described
Battery saving mode control signal adjusts display size；Output module, for according to the resolution after described adjustment
Display size output display signal after rate and adjustment；And display module, for raw on screen
Become territory, effective display area, treat as described in the resolution after described adjustment shows in territory, described effective display area
Display image, wherein, the display size after the most described adjustment of size in territory, described effective display area.
Preferably, described signaling module includes power supply monitoring signaling module, described power supply monitoring signal mode
Block includes: detector unit, is used for detecting electric quantity of power supply；First signal generation unit, if detecting electricity
Source electricity is less than a setting value, then produce described battery saving mode control signal.
Preferably, described signaling module includes manually triggering signaling module, described manual triggering signal mode
Block includes: trigger element, for receiving the triggering signal of user's input；Secondary signal generation unit,
For producing described battery saving mode control signal according to described triggering signal.
Preferably, original size and preset ratio according to screen adjust dividing of described image to be displayed
Resolution, described first adjusting module adjusts the resolution of image to be displayed, makes the display after described adjustment
Resolution after being smaller in size than described original size and making described adjustment is less than original point of described screen
Resolution.
Preferably, described second adjusting module is by controlling source electrode drive circuit and gate driver circuit
Output channel, opens the output channel outputing signal to territory, described effective display area, closes remaining defeated
Go out passage, make the display size after described adjustment less than described original size.
Liquid crystal display terminal electricity saving method provided by the present invention and device, by adjusting image to be displayed
Resolution and display size, and will display content adjust the territory, effective display area to display terminal screen,
Reduce content to be displayed size in screen, thus reduce the power consumption of display terminal, improve this liquid
The battery durable ability of brilliant display terminal.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the present invention's
Technological means, and can being practiced according to the content of description, and in order to allow the above-mentioned of the present invention and
Other objects, features and advantages can become apparent, and below especially exemplified by preferred embodiment, and coordinates attached
Figure, describes in detail as follows.
Accompanying drawing explanation
Fig. 1 shows for the applied environment of a kind of liquid crystal display terminal electricity saving method that the embodiment of the present invention provides
It is intended to.
The schematic flow sheet of a kind of liquid crystal display terminal electricity saving method that Fig. 2 provides for the embodiment of the present invention.
Fig. 3 is arranged on the schematic diagram on right side for the territory, effective display area that the embodiment of the present invention provides.
Fig. 4 is arranged on the schematic diagram in left side for the territory, effective display area that the embodiment of the present invention provides.
The structural representation of a kind of liquid crystal display terminal electricity saver that Fig. 5 provides for the embodiment of the present invention.
Detailed description of the invention
By further illustrating the technological means and merit that the present invention taked by reaching predetermined goal of the invention
Effect, below in conjunction with accompanying drawing and preferred embodiment, to the liquid crystal display terminal power saving proposed according to the present invention
Method and device and detailed description of the invention, method, step, structure, feature and effect, specifically
Bright as after.
For the present invention aforementioned and other technology contents, feature and effect, coordinate with reference to figure following
The detailed description of the preferred embodiment of formula can clearly present.By the explanation of detailed description of the invention,
When the technological means can taked the present invention by reaching predetermined purpose and effect are able to more deeply and tool
The understanding of body, but institute's accompanying drawings is only to provide reference and purposes of discussion, is not used for adding the present invention
To limit.
Refer to a kind of liquid crystal display terminal electricity saving method that Fig. 1, Fig. 1 provide for the embodiment of the present invention
Applied environment schematic diagram.This liquid crystal display terminal electricity saving method can be, but not limited to be applied to as shown in Figure 1
Applied environment in, this applied environment includes the terminal unit of an application display panels, this enforcement
The electricity saving method that example is provided is applied to this terminal unit, and this terminal unit can be PC, notes
This computer, panel computer, mobile phone, media player, mobile unit, personal digital assistant etc..Should
Terminal unit include liquid crystal panel CELL, source driving chip and grid drive chip S-IC/G-IC,
Data processing module, central processor CPU, battery and module is manually set.Wherein, Yong Hutong
Cross and the setting value that module is arranged manually is set, module is manually set setting value is supplied to CPU.CPU
Detecting battery electric quantity, it is judged that whether battery electric quantity is less than this setting value, when battery electric quantity is less than this setting
During value, CPU produces battery saving mode control signal, and by this battery saving mode control signal transmission extremely number
Carrying out processing data information according to processing module, after process, data pass through source driving chip and raster data model
Chip S-IC/G-IC exports and shows to liquid crystal panel CELL, wherein, can drive by changing source electrode
The output channel of galvanic electricity road and gate driver circuit adjusts display size.It addition, these data process mould
Block can use single-chip microcomputer or dsp processor or arm processor to be data processing core, certainly, uses
Family can also be according to other data processor needing to select voluntarily on the market of design.
Refer to the liquid crystal display terminal electricity saving method that Fig. 2, Fig. 2 are provided by first embodiment of the invention
Schematic flow sheet.As it is shown in figure 1, the method comprises the following steps:
Step S11, produces battery saving mode control signal.
In this step, produce battery saving mode control signal to include: detecting electric quantity of power supply；If detecting
Electric quantity of power supply is less than a setting value, then produce battery saving mode control signal.In the present embodiment, this sets
Definite value can be the minimum charge value that system is given tacit consent to according to power supply service condition or preset, when electricity is low
In this setting value, this terminal sends battery saving mode control signal.
Produce battery saving mode control signal and may also include that the triggering signal receiving user's input；According to touching
Signal and produce battery saving mode control signal.User manually arranges module input and triggers signal, connects
Receiving the triggering signal of user's input, terminal sends battery saving mode control signal.
Step S12, adjusts the resolution of image to be displayed according to battery saving mode control signal.
In this step, include according to the resolution of battery saving mode control signal adjustment image to be displayed:
Original size according to screen and the resolution of preset ratio adjustment image to be displayed, after making adjustment
Display size less than original size and the resolution after making adjustment less than the original resolution of screen.
Step S13, adjusts display size according to battery saving mode control signal.
In this step, adjust display size according to battery saving mode control signal and include: control source drive
Circuit and the output channel of gate driver circuit, open output signal to territory, effective display area output lead to
Road, closes remaining output channel, makes the display size after adjustment less than original size.
Step S14, according to the display size output display signal after the resolution after adjusting and adjustment.
Step S15, generates territory, effective display area on screen, in territory, effective display area by dividing after adjusting
Resolution display image to be displayed, wherein, the size in territory, effective display area i.e. adjust after display size.
In this step, according to display data on the screen output display content to territory, effective display area, this is effective
Viewing area is arranged at left side or the right side of this terminal screen, and defines needs according to screen size
The size reduced and the size number of times needing reduction, territory, effective display area is reduced successively by size.
The territory, effective display area provided for the embodiment of the present invention please also refer to Fig. 3 and Fig. 4, Fig. 3 is arranged on
The schematic diagram on right side；Fig. 4 is arranged on the signal in left side for the territory, effective display area that the embodiment of the present invention provides
Figure.As shown in Figure 3 and Figure 4, such as, this liquid crystal display terminal current screen is shown as 5 cun, by this
This terminal output territory, effective display area is 4 cun by the electricity saving method of inventive embodiments, and according to user operation
Custom, is arranged on left side or right side by territory, effective display area.The present embodiment is according to display data on the screen
Reduce the size of screen and reduce the number of times required for this size, the size of pre-setting, having
Effect viewing area is reduced to required size successively by size, and therefore, territory, effective display area can be done
To any size.Now not using IC passage, output to close, the most neither impact continues operation,
Stand-by time can also be extended.
A kind of liquid crystal display terminal electricity saving method that the embodiment of the present invention provides, by adjusting display content
Resolution, and by display content adjust the territory, effective display area to display terminal screen, reduce and wait to show
Show content size in screen, thus reduce the power consumption of display terminal, improve this liquid crystal display eventually
The battery durable ability of end.
Refer to a kind of liquid crystal display terminal electricity saver that Fig. 5, Fig. 5 provide for the embodiment of the present invention
Structural representation.As it is shown in figure 5, this liquid crystal display terminal electricity saver includes:
Signaling module 50, is used for producing battery saving mode control signal；
First adjusting module 51, for adjusting the resolution of image to be displayed according to battery saving mode control signal
Rate；
Second adjusting module 52, for adjusting display size according to battery saving mode control signal；
Output module 53, for aobvious according to the display size output after the resolution after adjusting and adjustment
Show signal；And
Display module 54, for generating territory, effective display area, in territory, effective display area by adjusting on screen
Resolution display image to be displayed after whole, wherein, the size in territory, effective display area i.e. adjust after aobvious
Show size.
This signaling module 50 includes power supply monitoring signaling module 501 and manually triggers signaling module 502, electricity
Source detection signaling module 501 includes detector unit and the first signal generation unit, and detector unit is used for detecting
Electric quantity of power supply, if detecting electric quantity of power supply to be less than a setting value, the first signal generation unit then produces province
Power mode control signal.Manually trigger signaling module 502 and include that trigger element and secondary signal produce list
Unit, trigger element is for receiving the triggering signal of user's input, and secondary signal generation unit is used for basis
Trigger signal and produce battery saving mode control signal.
First adjusting module 51 specifically for: adjust according to the original size of screen and preset ratio and treat
The resolution of display image, dividing after making the display size after adjustment be less than original size and make adjustment
Resolution is less than the original resolution of screen.
Second adjusting module 52 specifically for: control source electrode drive circuit and the output of gate driver circuit
Passage, opens the output channel outputing signal to territory, effective display area, closes remaining output channel,
Make the display size after adjustment less than original size.
Display module 44 according to display data on the screen output display content to territory, effective display area, the most aobvious
Show that region is arranged at left side or the right side of this terminal screen, and define according to screen size and need fall
The size number of times that low size and needs reduce, territory, effective display area is reduced successively by size.
The liquid crystal display terminal electricity saver that the embodiment of the present invention provides, by adjusting dividing of display content
Resolution, and display content is adjusted the territory, effective display area to display terminal screen, reduce to be shown interior
Hold the size in screen, thus reduce the power consumption of display terminal, improve this liquid crystal display terminal
Battery durable ability.
Additionally, the embodiment of the present invention also provides for a kind of computer-readable recording medium, it is stored with
Computer executable instructions, above-mentioned computer-readable recording medium for example, nonvolatile memory
Such as CD, hard disk or flash memory.Above-mentioned computer executable instructions be used for allowing computer or
The arithmetic unit that person is similar to completes the various operations in the method for above-mentioned instant messaging interface processing.
It should be noted that each embodiment in this specification uses the mode gone forward one by one to describe, often
What individual embodiment stressed is all the difference with other embodiments, phase between each embodiment
As homophase, part sees mutually.For device class embodiment, owing to it is real with method
Executing example basic simlarity, so describe is fairly simple, relevant part sees the part of embodiment of the method
Illustrate.
It should be noted that in this article, the relational terms of such as first and second or the like is only
It is used for separating an entity or operation with another entity or operating space, and not necessarily requires
Or imply relation or the order that there is any this reality between these entities or operation.And,
Term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability,
So that include that the process of a series of key element, method, article or device not only include that those are wanted
Element, but also include other key elements being not expressly set out, or also include for this process,
The key element that method, article or device are intrinsic.In the case of there is no more restriction, by statement
The key element that " including one ... " limits, it is not excluded that including the process of key element, method, thing
Product or device there is also other identical element.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, any
Those skilled in the art, in the range of without departing from technical solution of the present invention, when available above-mentioned
Disclosed technology contents makes a little change or modification etc., all within the spirit and principles in the present invention
Any amendment, equivalent or the improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a liquid crystal display terminal electricity saving method, it is characterised in that described method includes:
Produce battery saving mode control signal；
The resolution of image to be displayed is adjusted according to described battery saving mode control signal；
Display size is adjusted according to described battery saving mode control signal；
According to the display size output display signal after the resolution after adjusting and adjustment；And
Screen generates territory, effective display area, dividing after territory, described effective display area is by described adjustment
Resolution shows described image to be displayed, wherein, after the most described adjustment of size in territory, described effective display area
Display size.
2. liquid crystal display terminal electricity saving method as claimed in claim 1, it is characterised in that described product
Raw battery saving mode control signal includes:
Detecting electric quantity of power supply；
If detecting electric quantity of power supply to be less than a setting value, then produce described battery saving mode control signal.
3. liquid crystal display terminal electricity saving method as claimed in claim 1, it is characterised in that described product
Raw battery saving mode control signal includes:
Receive the triggering signal of user's input；
Described battery saving mode control signal is produced according to described triggering signal.
4. liquid crystal display terminal electricity saving method as claimed in claim 1, it is characterised in that described
The resolution adjusting described image to be displayed according to described battery saving mode control signal includes:
Original size according to screen and the resolution of the preset ratio described image to be displayed of adjustment, make
Resolution after display size after described adjustment is less than described original size and makes described adjustment is less than
The original resolution of described screen.
5. liquid crystal display terminal electricity saving method as claimed in claim 1, it is characterised in that described
Adjust display size according to described battery saving mode control signal to include:
Control source electrode drive circuit and the output channel of gate driver circuit, open described in outputing signal to
The output channel in territory, effective display area, closes remaining output channel, makes the display chi after described adjustment
Very little less than original size.
6. a liquid crystal display terminal electricity saver, it is characterised in that described device includes with lower module:
Signaling module, is used for producing battery saving mode control signal；
First adjusting module, for adjusting dividing of image to be displayed according to described battery saving mode control signal
Resolution；
Second adjusting module, for adjusting display size according to described battery saving mode control signal；
Output module, for according to the display size output after the resolution after described adjustment and adjustment
Display signal；And
Display module, for generating territory, effective display area on screen, presses in territory, described effective display area
Resolution after described adjustment shows described image to be displayed, wherein, the chi in territory, described effective display area
Display size after very little i.e. described adjustment.
7. liquid crystal display terminal electricity saver as claimed in claim 6, it is characterised in that described letter
Number module includes that power supply monitoring signaling module, described power supply monitoring signaling module include:
Detector unit, is used for detecting electric quantity of power supply；
First signal generation unit, if detecting electric quantity of power supply to be less than a setting value, then produces described province
Power mode control signal.
Liquid crystal display terminal electricity saver the most as claimed in claims 6 or 7, it is characterised in that described
Signaling module includes manually triggering signaling module, and described manual triggering signaling module includes:
Trigger element, for receiving the triggering signal of user's input；
Secondary signal generation unit, controls letter for producing described battery saving mode according to described triggering signal
Number.
9. liquid crystal display terminal electricity saver as claimed in claim 6, it is characterised in that according to screen
The original size of curtain and preset ratio adjust the resolution of described image to be displayed, and described first adjusts
Module adjusts the resolution of image to be displayed, makes the display size after described adjustment less than described original chi
Very little and make the original resolution less than described screen of the resolution after described adjustment.
10. liquid crystal display terminal electricity saver as claimed in claim 6, it is characterised in that described
Second adjusting module, by controlling source electrode drive circuit and the output channel of gate driver circuit, is opened defeated
Go out the output channel in signal extremely territory, described effective display area, close remaining output channel, make described tune
Display size after whole is less than described original size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610171826.3A CN105867585A (en) | 2016-03-24 | 2016-03-24 | Method and device for saving power of liquid crystal display terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610171826.3A CN105867585A (en) | 2016-03-24 | 2016-03-24 | Method and device for saving power of liquid crystal display terminal |
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| Publication Number | Publication Date |
|---|---|
| CN105867585A true CN105867585A (en) | 2016-08-17 |
Family
ID=56625633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610171826.3A Pending CN105867585A (en) | 2016-03-24 | 2016-03-24 | Method and device for saving power of liquid crystal display terminal |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106873755A (en) * | 2017-02-13 | 2017-06-20 | 北京奇虎科技有限公司 | Screen electricity-saving control method, device and mobile terminal |
| CN107422471A (en) * | 2017-08-16 | 2017-12-01 | 邵洁茹 | Power supply processing method |
| WO2018119733A1 (en) * | 2016-12-28 | 2018-07-05 | 深圳市柔宇科技有限公司 | Control method and device for display screen |
| CN110377773A (en) * | 2019-07-17 | 2019-10-25 | Oppo广东移动通信有限公司 | Image processing method, device, mobile terminal and storage medium |
| CN112462923A (en) * | 2020-11-27 | 2021-03-09 | 星业(海南)科技有限公司 | Method and system for realizing power saving reminding by automatically adjusting screen size |
| CN113296664A (en) * | 2021-05-18 | 2021-08-24 | Oppo广东移动通信有限公司 | Screen resolution adjusting method and device, terminal equipment and storage medium |
| WO2022051931A1 (en) * | 2020-09-09 | 2022-03-17 | Boe Technology Group Co., Ltd. | Ar/vr image display method, ar/vr image display apparatus, and computer-program product |
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| CN101572072A (en) * | 2008-04-30 | 2009-11-04 | 宏碁股份有限公司 | Image display device and power-saving control method thereof |
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| WO2018119733A1 (en) * | 2016-12-28 | 2018-07-05 | 深圳市柔宇科技有限公司 | Control method and device for display screen |
| CN106873755A (en) * | 2017-02-13 | 2017-06-20 | 北京奇虎科技有限公司 | Screen electricity-saving control method, device and mobile terminal |
| CN107422471A (en) * | 2017-08-16 | 2017-12-01 | 邵洁茹 | Power supply processing method |
| CN110377773A (en) * | 2019-07-17 | 2019-10-25 | Oppo广东移动通信有限公司 | Image processing method, device, mobile terminal and storage medium |
| WO2022051931A1 (en) * | 2020-09-09 | 2022-03-17 | Boe Technology Group Co., Ltd. | Ar/vr image display method, ar/vr image display apparatus, and computer-program product |
| CN114531904A (en) * | 2020-09-09 | 2022-05-24 | 京东方科技集团股份有限公司 | AR/VR image display method, AR/VR image display apparatus, and computer program product |
| CN112462923A (en) * | 2020-11-27 | 2021-03-09 | 星业(海南)科技有限公司 | Method and system for realizing power saving reminding by automatically adjusting screen size |
| CN113296664A (en) * | 2021-05-18 | 2021-08-24 | Oppo广东移动通信有限公司 | Screen resolution adjusting method and device, terminal equipment and storage medium |
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Application publication date: 20160817 |