CN106406796A - An LCD display method and device and a terminal - Google Patents
An LCD display method and device and a terminal Download PDFInfo
- Publication number
- CN106406796A CN106406796A CN201610851219.1A CN201610851219A CN106406796A CN 106406796 A CN106406796 A CN 106406796A CN 201610851219 A CN201610851219 A CN 201610851219A CN 106406796 A CN106406796 A CN 106406796A
- Authority
- CN
- China
- Prior art keywords
- display
- intensity
- illumination
- black
- display screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1407—General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The invention provides an LCD display method and device. The method comprises the steps of collecting the illumination intensity of a current environment a display screen is located; comparing the illumination intensity with a preset illumination intensity threshold value; if the illumination intensity is greater than the illumination intensity threshold value, turning off backlight of the display screen and driving the display screen to switch from a color display mode to a black and white gray level display mode. In a strong light condition, backlight can be turned off and a display screen can employ black and white display, so that the visual fatigue of a user can be remitted, the display capability under strong light can be effectively improved, the display power consumption is reduced and the overall using experience of a user is improved. The invention also provides a terminal employing the above-mentioned technology.
Description
Technical field
The present invention relates to technical field of LCD display, more particularly to a kind of LCD display methods, device and terminal.
Background technology
LCD (Liquid Crystal Display, liquid crystal display module) is the display device of planar ultra-thin, and it is by one
The colour of fixed number amount or monochrome pixels composition, are positioned in front of light source or reflecting surface.The cardinal principle of liquid crystal display be with
Galvanism liquid crystal molecule produces point, line, surface cooperation back fluorescent tube and constitutes picture.
With scientific and technological development, LCD display is widely used in multiple mobile terminal devices.However, existing LCD
Displaying scheme, under intense light conditions, needs to improve the display to strengthen image for the brightness of display screen, result in the increase of power consumption, shadow
Ring the experience of user.
Content of the invention
It is an object of the invention to provide a kind of LCD display methods, device and terminal, to solve existing LCD displaying scheme
The larger problem of power consumption under intense light conditions.
For solving above-mentioned technical problem, the present invention provides a kind of LCD display methods, including：
The intensity of illumination of the current environment residing for collection display screen；
Described intensity of illumination is compared with default intensity of illumination threshold value；
When described intensity of illumination is more than described intensity of illumination threshold value, the backlight of described display screen is closed, and is driven
Move described display screen and black and white gray scale display pattern is switched to by color display mode.
Alternatively, the described display screen of described driving switches to black and white gray scale display pattern to include by color display mode：
Obtain the color image data of output under described color display mode；
Calculate effective brightness value of each pixel in described color image data；
Effective brightness value of pixel is converted to the corresponding pixel value of black white image, generates black and white gray scale display data；
Shown according to described black and white gray scale display data.
Alternatively, also include after the intensity of illumination of current environment residing in described collection display screen：
The intensity of illumination collecting is pre-processed.
Alternatively, the intensity of illumination of the current environment residing for described collection display screen includes：
According to predeterminated frequency, the intensity of illumination of current environment is acquired.
Present invention also offers a kind of LCD display device, including：
Acquisition module, for gathering the intensity of illumination of the current environment residing for display screen；
Comparison module, is connected with described acquisition module, for entering described intensity of illumination with default intensity of illumination threshold value
Row compares；
Display control module, is connected with described comparison module, for being more than described intensity of illumination threshold in described intensity of illumination
During value, the backlight of described display screen is closed, and drive described display screen to switch to black and white gray scale by color display mode
Display pattern.
Alternatively, described display control module includes：
Color image data acquiring unit, for obtaining the color image data of output under described color display mode；
Computing unit, for calculating effective brightness value of each pixel in described color image data；
Black and white gray scale display data signal generating unit, for being converted to the corresponding picture of black white image by effective brightness value of pixel
Element value, generates black and white gray scale display data；
Display unit, for being shown according to described black and white gray scale display data.
Alternatively, described acquisition module is light sensor.
Alternatively, also include：
Pretreatment module, for after the intensity of illumination of the current environment gathering residing for display screen, to the light collecting
Pre-processed according to intensity data.
Alternatively, described acquisition module is specially：According to predeterminated frequency, the intensity of illumination of current environment is acquired
Module.
Present invention also offers a kind of terminal, including any of the above-described kind of LCD display device.
LCD display methods provided by the present invention and device, the illumination by the current environment residing for collection display screen is strong
Degree；Intensity of illumination is compared with default intensity of illumination threshold value；When intensity of illumination is more than intensity of illumination threshold value, will show
The backlight of screen is closed, and drives display screen to switch to black and white gray scale display pattern by color display mode.It can be seen that, the application
Under intense light conditions, backlight can be closed, and display screen uses white and black displays, not only alleviate the visual fatigue of user, effectively
Improve the display capabilities under high light, and reduce the power consumption of display, improve the overall experience of user.Additionally, this
Application additionally provides a kind of terminal with above-mentioned technological merit.
Brief description
For the technical scheme of the clearer explanation embodiment of the present invention or prior art, below will be to embodiment or existing
Technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are only this
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also root
Obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of flow chart of specific embodiment of LCD display methods provided by the present invention；
Fig. 2 is black for driving described display screen to be switched to by color display mode in LCD display methods provided by the present invention
The process schematic of white gray display pattern；
Fig. 3 is the structured flowchart of LCD display device provided in an embodiment of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiment is only a part of embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of protection of the invention.
A kind of flow chart of specific embodiment of LCD display methods provided by the present invention is as shown in figure 1, the method bag
Include：
Step S101：The intensity of illumination of the current environment residing for collection display screen；
Specifically, after collecting intensity of illumination, the embodiment of the present invention can further include：To the light collecting
Pre-processed according to intensity.
Pretreatment can be specially that operation is processed to the signal collecting is amplified etc..
Step S102：Described intensity of illumination is compared with default intensity of illumination threshold value；
Step S103：When described intensity of illumination is more than described intensity of illumination threshold value, the backlight of described display screen is carried out
Close, and drive described display screen to switch to black and white gray scale display pattern by color display mode.
Wherein, under color display mode, LCD display shows coloured image；Under black and white gray scale display pattern, LCD
Display screen shows black and white gray level image.
LCD display methods provided by the present invention, by gathering the intensity of illumination of the current environment residing for display screen；By light
It is compared with default intensity of illumination threshold value according to intensity；When intensity of illumination is more than intensity of illumination threshold value, by the back of the body of display screen
Light is closed, and drives display screen to switch to black and white gray scale display pattern by color display mode.It can be seen that, the application is in high light
Under the conditions of, backlight can be closed, and display screen uses white and black displays, not only alleviate the visual fatigue of user, effectively increase
Display capabilities under high light, and reduce the power consumption of display, improve the overall experience of user.
The embodiment of the present invention can be controlled to the display pattern of display screen according to external environment luminous intensity, in high light
Under the conditions of, the backlight of display screen is closed, the power consumption of display can be greatly reduced.And display screen is cut by color display mode
It is changed to black and white gray scale display pattern, the use kopiopia of user, the experience of lifting user can be alleviated.
Refer in Fig. 2 LCD provided by the present invention display methods drives described display screen to be switched by color display mode
For the process schematic of black and white gray scale display pattern, this process can specifically include：
Step S201：Obtain the color image data of output under described color display mode；
Step S202：Calculate effective brightness value of each pixel in described color image data；
Step S203：Effective brightness value of pixel is converted to by the corresponding pixel value of black white image by coupling, generates black
White gray display data；
Step S204：Shown according to described black and white gray scale display data.
User during using LCD display, because of a variety of causes, its local environment such as the position of user itself is mobile
Intensity of illumination can change in real time.Therefore, on the basis of any of the above-described embodiment, residing for collection display screen in the application
The intensity of illumination of current environment can be specially：According to predeterminated frequency, the intensity of illumination of current environment is acquired.
By the setting of timing acquiring intensity of illumination, intensity of illumination is once gathered at set intervals, can
Select corresponding black and white gray scale display pattern or color display mode that image is shown, avoid further under intense light conditions
Switch the power consumption penalty leading to not in time.As a kind of specific embodiment, the frequency gathering intensity of illumination can be specially often
The collection of 100 milliseconds of interval is once.
Below LCD display device provided in an embodiment of the present invention is introduced, LCD display device described below with upper
The LCD display methods of literary composition description can be mutually to should refer to.
Fig. 3 is the structured flowchart of LCD display device provided in an embodiment of the present invention, permissible with reference to Fig. 3 LCD display device
Including：
Acquisition module 100, for gathering the intensity of illumination of the current environment residing for display screen；
Comparison module 200, is connected with described acquisition module 100, for by described intensity of illumination and default intensity of illumination
Threshold value is compared；
Display control module 300, is connected with described comparison module 200, for being more than described illumination in described intensity of illumination
During intensity threshold, the backlight of described display screen is closed, and it is black to drive described display screen to be switched to by color display mode
White gray display pattern.
On the basis of any of the above-described embodiment, in LCD display device provided by the present invention, above-mentioned display control module
300 can specifically include：
Color image data acquiring unit, for obtaining the color image data of output under described color display mode；
Computing unit, for calculating effective brightness value of each pixel in described color image data；
Black and white gray scale display data signal generating unit, for being converted to the corresponding picture of black white image by effective brightness value of pixel
Element value, generates black and white gray scale display data；
Display unit, for being shown according to described black and white gray scale display data.
As a kind of specific embodiment, in LCD display device provided by the present invention, described acquisition module is photosensitive biography
Sensor.
On the basis of any of the above-described embodiment, LCD display device provided by the present invention can also include：
Pretreatment module, for after the intensity of illumination of the current environment gathering residing for display screen, to the light collecting
Pre-processed according to intensity data.
Further, described acquisition module is specially：According to predeterminated frequency, the intensity of illumination of current environment is acquired
Module.
LCD display device provided by the present invention, by gathering the intensity of illumination of the current environment residing for display screen；By light
It is compared with default intensity of illumination threshold value according to intensity；When intensity of illumination is more than intensity of illumination threshold value, by the back of the body of display screen
Light is closed, and drives display screen to switch to black and white gray scale display pattern by color display mode.It can be seen that, the application is in high light
Under the conditions of, backlight can be closed, and display screen uses white and black displays, not only alleviate the visual fatigue of user, effectively increase
Display capabilities under high light, and reduce the power consumption of display, improve the experience of user.
Additionally, the embodiment of the present invention additionally provides a kind of terminal, including any of the above-described kind of LCD display device.
Terminal can be specially the equipment such as mobile phone, panel computer or PDA.
Terminal provided by the present invention, can automatically select and adopt according to the difference of the intensity of illumination of residing external environment
With white and black displays pattern or color display mode.Under intense light conditions, backlight is closed, and color display mode is switched to
, so that terminal setting is in all the time and works under suitable display pattern, the vision not only alleviating user is tired for white and black displays pattern
Labor, effectively increases the display capabilities under high light, and reduces the power consumption of display, improve the experience of user.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment same or similar partly mutually referring to.Fill for disclosed in embodiment
For putting, because it corresponds to the method disclosed in Example, so description is fairly simple, referring to method part in place of correlation
Illustrate.
Professional further appreciates that, in conjunction with the unit of each example of the embodiments described herein description
And algorithm steps, can with electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate hardware and
The interchangeability of software, generally describes composition and the step of each example in the above description according to function.These
Function to be executed with hardware or software mode actually, the application-specific depending on technical scheme and design constraint.Specialty
Technical staff can use different methods to each specific application realize described function, but this realization should
Think beyond the scope of this invention.
The step of the method in conjunction with the embodiments described herein description or algorithm can directly be held with hardware, processor
The software module of row, or the combination of the two is implementing.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In known any other form of storage medium in field.
Above LCD display methods provided by the present invention, device and terminal are described in detail.Used herein
Specific case is set forth to the principle of the present invention and embodiment, and the explanation of above example is only intended to help understand
The method of the present invention and its core concept.It should be pointed out that for those skilled in the art, without departing from this
On the premise of inventive principle, the present invention can also be carried out with some improvement and modify, these improve and modification also falls into the present invention
In scope of the claims.
Claims (10)
1. a kind of LCD display methods is it is characterised in that include：
The intensity of illumination of the current environment residing for collection display screen；
Described intensity of illumination is compared with default intensity of illumination threshold value；
When described intensity of illumination is more than described intensity of illumination threshold value, the backlight of described display screen is closed, and is driven institute
State display screen and black and white gray scale display pattern is switched to by color display mode.
2. LCD display methods as claimed in claim 1 is it is characterised in that the described display screen of described driving is by colored display mould
Formula switches to black and white gray scale display pattern to include：
Obtain the color image data of output under described color display mode；
Calculate effective brightness value of each pixel in described color image data；
Effective brightness value of pixel is converted to the corresponding pixel value of black white image, generates black and white gray scale display data；
Shown according to described black and white gray scale display data.
3. LCD display methods as claimed in claim 1 or 2 it is characterised in that described collection display screen residing for work as front ring
Also include after the intensity of illumination in border：
The intensity of illumination collecting is pre-processed.
4. LCD display methods as claimed in claim 3 is it is characterised in that current environment residing for described collection display screen
Intensity of illumination includes：
According to predeterminated frequency, the intensity of illumination of current environment is acquired.
5. a kind of LCD display device is it is characterised in that include：
Acquisition module, for gathering the intensity of illumination of the current environment residing for display screen；
Comparison module, is connected with described acquisition module, for being compared described intensity of illumination with default intensity of illumination threshold value
Relatively；
Display control module, is connected with described comparison module, for described intensity of illumination be more than described intensity of illumination threshold value when,
The backlight of described display screen is closed, and drives described display screen to switch to black and white gray scale display mould by color display mode
Formula.
6. LCD display device as claimed in claim 5 is it is characterised in that described display control module includes：
Color image data acquiring unit, for obtaining the color image data of output under described color display mode；
Computing unit, for calculating effective brightness value of each pixel in described color image data；
Black and white gray scale display data signal generating unit, for being converted to the corresponding pixel of black white image by effective brightness value of pixel
Value, generates black and white gray scale display data；
Display unit, for being shown according to described black and white gray scale display data.
7. LCD display device as claimed in claim 6 is it is characterised in that described acquisition module is light sensor.
8. the LCD display device as described in any one of claim 5 to 7 is it is characterised in that also include：
Pretreatment module is for after the intensity of illumination of the current environment gathering residing for display screen, strong to the illumination collecting
Degrees of data is pre-processed.
9. LCD display device as claimed in claim 8 is it is characterised in that described acquisition module is specially：According to predeterminated frequency
The module that the intensity of illumination of current environment is acquired.
10. a kind of terminal is it is characterised in that include the LCD display device as described in any one of claim 5 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610851219.1A CN106406796A (en) | 2016-09-26 | 2016-09-26 | An LCD display method and device and a terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610851219.1A CN106406796A (en) | 2016-09-26 | 2016-09-26 | An LCD display method and device and a terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106406796A true CN106406796A (en) | 2017-02-15 |
Family
ID=57997309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610851219.1A Pending CN106406796A (en) | 2016-09-26 | 2016-09-26 | An LCD display method and device and a terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106406796A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101287248A (en) * | 2008-05-29 | 2008-10-15 | 德信无线通讯科技（北京）有限公司 | Display converting method and device for red-green blindness base on mobile phone with color screen |
| CN102903347A (en) * | 2012-10-29 | 2013-01-30 | 广东步步高电子工业有限公司 | Method and system for effectively solving problem of unclear display of liquid crystal display screen under sunshine |
| CN104392707A (en) * | 2014-12-18 | 2015-03-04 | 上海斐讯数据通信技术有限公司 | LCM (Liquid Crystal Display Module) display system and display method based on environment illumination intensity |
| CN204303317U (en) * | 2014-10-19 | 2015-04-29 | 黄燕云 | The screen control device of a kind of mobile communication terminal and use thereof |
| CN105208191A (en) * | 2015-08-13 | 2015-12-30 | 小米科技有限责任公司 | Mode switching method and mode switching device |
-
2016
- 2016-09-26 CN CN201610851219.1A patent/CN106406796A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101287248A (en) * | 2008-05-29 | 2008-10-15 | 德信无线通讯科技（北京）有限公司 | Display converting method and device for red-green blindness base on mobile phone with color screen |
| CN102903347A (en) * | 2012-10-29 | 2013-01-30 | 广东步步高电子工业有限公司 | Method and system for effectively solving problem of unclear display of liquid crystal display screen under sunshine |
| CN204303317U (en) * | 2014-10-19 | 2015-04-29 | 黄燕云 | The screen control device of a kind of mobile communication terminal and use thereof |
| CN104392707A (en) * | 2014-12-18 | 2015-03-04 | 上海斐讯数据通信技术有限公司 | LCM (Liquid Crystal Display Module) display system and display method based on environment illumination intensity |
| CN105208191A (en) * | 2015-08-13 | 2015-12-30 | 小米科技有限责任公司 | Mode switching method and mode switching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101188098B (en) | display drive circuit | |
| US11335277B2 (en) | Method, apparatus, and device for adjusting backlight brightness based on human eye characteristics | |
| US10665181B2 (en) | Backlights with dynamic dimming ranges | |
| KR102485453B1 (en) | Display Device and Method of Driving the same | |
| US9348502B2 (en) | Dimming method and display apparatus using the same | |
| KR100944595B1 (en) | Display device, display device driving circuit, image display method, electronic device and image display device driving circuit | |
| CN101777310B (en) | Dynamic backlight control method | |
| WO2017113343A1 (en) | Method for adjusting backlight brightness and terminal | |
| US20140198084A1 (en) | Method and system for display brightness and color optimization | |
| CN105575341A (en) | Liquid crystal display device and backlight control method thereof | |
| CN102812509A (en) | Method and apparatus for reducing flicker and motion blur in a display device | |
| US9633607B1 (en) | Adaptive RGBW conversion | |
| WO2006111797A1 (en) | Device and method for controlling a backlit display | |
| US20200051492A1 (en) | Driving method of display apparatus | |
| JP2009134237A (en) | Display device | |
| US20080079756A1 (en) | Display driver | |
| CN104183216A (en) | Method and device for controlling brightness of display screen of displayer | |
| KR102507174B1 (en) | A control apparatus and method of a monitor for reducing the power consumption of a monitor | |
| CN106297732A (en) | Display backlight brightness adjusting method and device | |
| US20260004713A1 (en) | Color shift compensation method of display panel and display device | |
| CN109360530A (en) | Liquid crystal display device and its method for controlling backlight thereof | |
| KR102516893B1 (en) | A control apparatus and method of a monitor for reducing the power consumption of a monitor | |
| CN103137075B (en) | Terminal device and display control method | |
| CN103778894B (en) | Method for regulating brightness of display and device | |
| US20070182696A1 (en) | Liquid crystal display device and controlling method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |
|
| RJ01 | Rejection of invention patent application after publication |