CN1855206A - Method for adjusting display device brightness automatically - Google Patents
Method for adjusting display device brightness automatically Download PDFInfo
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- CN1855206A CN1855206A CN 200510034276 CN200510034276A CN1855206A CN 1855206 A CN1855206 A CN 1855206A CN 200510034276 CN200510034276 CN 200510034276 CN 200510034276 A CN200510034276 A CN 200510034276A CN 1855206 A CN1855206 A CN 1855206A
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Abstract
A method of automatic adjusts the brightness of display according to the time which produces by the time producer. It is: save the corresponding brightness initialization of the time in the storage module, take out the set value from the storage module when the processing unit receives the time from the time producer, adjust the brightness with the set value if the value in the time set range, otherwise, continue to take out other set value until it corresponds. Thus, the brightness of the display change automatically by the different time, which the user can watch the content on the display.
Description
Technical field
The present invention relates to the control method of display brightness, relate in particular to the method for the time adjusting display brightness that is produced according to electronic installation internal time generator.
Background technology
Because the setting that display is preset when dispatching from the factory is different, the user under different occasions often needs to adjust image, color or the brightness settings of display, to reach comparatively desirable display environment.
The display control mode can be divided into simulation and control and digital control two kinds according to adjusting the circuit types difference.Simulation control is generally regulated display mode by the knob that display provides, and has only modal several regulatory function, is mainly used on the early stage display.Digital control basic employing microcontact type button or singly-bound fly the shuttle design, and be simple to operation.Numerically controlled display interior has microprocessor, can remember the screen parameter under the various display modes, need not to reset when switching display mode.
Under above-mentioned digital control approach, derived the method for multiple automatic adjustment display brightness.As No. the 092109142nd, Taiwan patent announcement, it has disclosed a kind of luminance regulating method, be applied in the mobile computer, and on the main frame of notebook a detecting unit be installed, the method includes the steps of: this detecting unit confirms that this LCD does not enter battery saving mode; Confirm that by this detecting unit it does not receive an outside input instruction in the brightness attenuating time; Send a minimizing luminance signal by this detecting unit and give one of this LCD control chip; Receive this minimizing luminance signal by this control chip; And reduce the shown brightness of this LCD by this control chip.
And for example the Taiwan patent announcement No. 090102917, it discloses a kind of device and method that is used for a liquid crystal indicator with automatic control brightness, wherein this method comprises: calculate the average grey component level standard of the image data that is shown in this liquid crystal indicator, produce first brightness control signal that is proportional to this average grey component level standard; And respond the 3rd control signal, and control this brightness backlight, the 3rd control signal is this first brightness control signal of response and second brightness control signal that this basic computer produced and produce.
Though the method for above-mentioned background all can be adjusted brightness automatically, it is to adjust brightness according to the average grey component level standard whether LCD enters the image data of battery saving mode or liquid crystal display, promptly is to go to adjust brightness according to display own state or factor.So; in some cases; when having the PDA of GPS finder as using onboard; because the influence of extraneous light; the picture of sensation PDA LCD was too dark when regular meeting found to use daytime; being not easy to the driver checks on the display and holds within shown; and then seem too bright when using evening; stronger light can make driver's eyes be affected; the worry of critical traffic safety is probably arranged, therefore often need when driving, go to adjust the brightness of display, the notice that so also can disperse the driver; influence traffic safety, and inconvenient operation.So, need provide a kind of can be in time difference and adjust the method for LCD brightness automatically, this be the above-mentioned background method irrealizable.
Summary of the invention
The present invention's fundamental purpose provides a kind of method of automatic adjustment display brightness, and they can be according to the different brightness of adjusting display automatically of time.
For achieving the above object, device of the present invention includes a processing unit, memory module and time generator, wherein, memory module is used for storing the brightness settings corresponding with the time, and time generator is used for generation time, foundation when carrying out as processing unit, see through said apparatus, make processing unit when receiving the external signal of an adjustment brightness, in the time of can going time that the time for reading generator produced, and go memory module to take out setting value, if in the time of this setting value scope, then go to adjust display brightness according to this setting value, if be not inconsistent, then continue to take out other setting value, till conforming to, so, when selecting to adjust the brightness of display automatically, can be according to the different brightness of adjusting display automatically of time period, make interior (as daytime) display of stronger time period of normal daylight brighter, normal daylight in more weak time period (as night) display darker, thereby display brightness and extraneous difference in brightness are reduced, be convenient to clear check on the display within appearance.
For making purpose, structural attitude and function thereof that further understanding be arranged, cooperate icon to be described in detail as follows now to this creation:
Description of drawings
Below in conjunction with most preferred embodiment and accompanying drawing to the further detailed explanation of the utility model charging circuit.
Fig. 1 is the present invention's system schematic.
Fig. 2 is the process flow diagram of one embodiment of the invention.
Fig. 3 is the process flow diagram of another embodiment of the present invention.
Embodiment
To be example below, the present invention's the method for adjusting display brightness automatically will be described with PDA with GPS.
As shown in Figure 1, device of the present invention includes memory module 10, time generator 20 and processing unit 30.Wherein, memory module 10 is used for storing the brightness settings corresponding with the time, and time generator 20 is used for generation time, the foundation with as processing unit 30 execution the time.
Below with reference to Fig. 2 the present invention's method is done one and describe in detail, wherein relate to hardware components please in conjunction with Fig. 1.
At first the brightness settings corresponding with the time is stored in the memory module 10 (step 100);
Processing unit 30 can go to detect an enabling signal, and this enabling signal comes into operation for satnav operating system in the present embodiment, if it does not operate, then continues to detect (step 200);
If its running, 30 of this processing units can read the time (step 300) that is produced to time generator 20;
This processing unit 30 can take out setting value in memory module 10 simultaneously, judges that time that this time generator 20 produced is whether in the time of this setting value scope (step 400);
If the time that this time generator 20 is produced is in the time of this setting value scope, then go to adjust display brightness (step 500) according to this setting value, if be not inconsistent, then get back to step 500, promptly continue to take out other setting value, and judge time that this time generator 20 produced whether in the time of this setting value scope, till time that this time generator 20 is produced is in the time of this setting value scope.
In the present embodiment, in order to reach better adjustment effect, one button can be set on the PDA housing, this button also joins with the user's interface that is stored in the memory module, this user's interface also is connected with processing unit, when making this button be pushed by the user, processing unit can receive the message that this button transmits, and the memory module that arrives is taken out this user's interface and it is shown on the display interface, make the user can pass through this interface, the input setting value, for example: command value is adjusted in the brightness of different period correspondences, and be stored in the memory module 10 (step 100), thereby make the user can be according to factors such as the sunlight strengths on the same day and the luminance parameter of correspondence that each time period answers is adjusted; When the GPS of this PDA program decommissions, then the command value reduction is adjusted in the brightness of several time period section correspondences of storage in the script memory module 10.
Adjusting display brightness (step 500) described in the present embodiment is to realize by the lamp tube light source intensity of adjustment display or the shading degree of liquid crystal panel, wherein, this brightness belongs to the high brightness stage if adjusting command value, then change the light source fluorescent tube intensity of display, if when low-light level, then adjust the shading degree of liquid crystal panel, if then adjust the shading degree of light source fluorescent tube intensity and liquid crystal panel jointly in the middle brightness stage, this is a known technology, does not state tired at this.
Mat is above-mentioned, when carrying out the GPS finder of PDA, can adjust the brightness of display according to the time period of difference automatically, make interior (as daytime) display of stronger time period of light brighter, light in more weak time period (as night) display darker, thereby display brightness and extraneous difference in brightness are reduced, be convenient to the clear map of checking on the display of driver.
Really, this time period can be set as required, and the foundation of its setting is the intensity of extraneous light in the different time sections, and it is many more that the time period is set, and then the effect of Tiao Zhenging is good more.
Certainly, the step (step 200) whether also available the following step replaces processing unit 30 detecting satnav operations to operate, it is provided with another button on the PDA housing, this another button is pressed as enabling signal, as shown in Figure 3, whether processing unit 30 can remove to detect this another button and be pressed, if be not pressed, then continue to detect (step 200 '); If be pressed, 30 of this processing units can read the time (step 300) that is produced to time generator 20.So, can make PDA one can adjust display brightness automatically after being pressed when start and this another button, rather than could adjust the brightness of display during the GPS procedure operation of PDA.
The above person only is this creation preferred embodiment wherein, is not the practical range that is used for limiting this creation; Be that the equalization that Fan Yiben creation rights protection scope is done changes and modification, be all this creation and contain.
Claims (5)
1, a kind of method of automatic adjustment display brightness, its time that is the time generator by electronic installation is produced is adjusted the brightness of electronic device display, the device that this method adopted includes a processing unit, memory module and time generator, it is characterized in that: memory module is used for storing the brightness settings corresponding with the time, and time generator is used for generation time, foundation when carrying out as processing unit, this kind method may further comprise the steps:
The time that processing unit time of reception generator is produced;
And take out setting value from memory module, judge that time that this moment, time generator produced is whether in the time of this setting value scope;
If in the time of this setting value scope, then go to adjust display brightness according to this setting value;
If not in the time of this setting value scope, then continue to take out other setting value, till taking-up and the corresponding setting value of this time generator institute generation time.
2, adjust the method for display brightness according to claim 1 automatically, it is characterized in that: before the step of processing unit time of reception generator institute generation time, more comprise the following steps: processing unit Auto-Sensing one enabling signal, if do not detect this enabling signal, then continue to detect, if detect this enabling signal, then processing unit reads the time that is produced to time generator.
3, as the method for automatic adjustment display brightness as described in the claim 2, it is characterized in that: described enabling signal comes into operation for the satnav operation, even the operation of processing unit detecting satnav does not operate, then continue to detect, if running, this processing unit are then read the time that is produced to time generator.
4, as the method for automatic adjustment display brightness as described in the claim 2, it is characterized in that: another button is set on case of electronic device, described enabling signal is pressed for this another button, and even processing unit is detected this another button and is not pressed, and then continues to detect; If be pressed, this processing unit then reads the time that is produced to time generator.
5, adjust the method for display picture brightness as claimed in claim 1 or 2 automatically, it is characterized in that: a button is set on case of electronic device, this button and with one of be stored in the memory module user's interface and join, this user's interface also is connected with processing unit, when making this button be pushed by the user, processing unit can receive the message that this button transmits, and the memory module that arrives is taken out this user's interface and it is shown on the display interface, make the user can pass through this interface, import the brightness settings corresponding with the time.
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| CN 200510034276 CN1855206A (en) | 2005-04-26 | 2005-04-26 | Method for adjusting display device brightness automatically |
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| CN 200510034276 CN1855206A (en) | 2005-04-26 | 2005-04-26 | Method for adjusting display device brightness automatically |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101923822A (en) * | 2009-06-17 | 2010-12-22 | 康佳集团股份有限公司 | Method for adjusting backlight brightness, system and television |
| CN101650931B (en) * | 2008-08-15 | 2012-06-13 | 宏碁股份有限公司 | Display device and method for controlling display brightness thereof |
| CN102857630A (en) * | 2012-07-30 | 2013-01-02 | 成都西可科技有限公司 | Method for periodically and automatically controlling screen brightness of smart phone |
| CN103139971A (en) * | 2011-12-01 | 2013-06-05 | 海洋王照明科技股份有限公司 | Timing control circuit and lamp |
| CN103631552A (en) * | 2012-08-28 | 2014-03-12 | 刘彬 | Energy conservation and fine control method and device for display module |
| CN106033666A (en) * | 2015-03-18 | 2016-10-19 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN106710500A (en) * | 2015-11-17 | 2017-05-24 | 佛山市顺德区美的电热电器制造有限公司 | Display control device and display control method for household appliances, and household appliance |
| CN107132026A (en) * | 2017-04-11 | 2017-09-05 | 上海汇尔通信息技术有限公司 | The method of testing and system for the minimum display device backlight illumination that scanning device is supported |
| CN102044201B (en) * | 2009-10-14 | 2020-05-15 | 三竹资讯股份有限公司 | Device and method for constant brightness display of mobile equipment screen |
-
2005
- 2005-04-26 CN CN 200510034276 patent/CN1855206A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101650931B (en) * | 2008-08-15 | 2012-06-13 | 宏碁股份有限公司 | Display device and method for controlling display brightness thereof |
| CN101923822A (en) * | 2009-06-17 | 2010-12-22 | 康佳集团股份有限公司 | Method for adjusting backlight brightness, system and television |
| CN102044201B (en) * | 2009-10-14 | 2020-05-15 | 三竹资讯股份有限公司 | Device and method for constant brightness display of mobile equipment screen |
| CN103139971B (en) * | 2011-12-01 | 2016-09-14 | 海洋王照明科技股份有限公司 | Timing control circuit and light fixture |
| CN103139971A (en) * | 2011-12-01 | 2013-06-05 | 海洋王照明科技股份有限公司 | Timing control circuit and lamp |
| CN102857630B (en) * | 2012-07-30 | 2015-03-11 | 成都西可科技有限公司 | Method for periodically and automatically controlling screen brightness of smart phone |
| CN102857630A (en) * | 2012-07-30 | 2013-01-02 | 成都西可科技有限公司 | Method for periodically and automatically controlling screen brightness of smart phone |
| CN103631552A (en) * | 2012-08-28 | 2014-03-12 | 刘彬 | Energy conservation and fine control method and device for display module |
| CN103631552B (en) * | 2012-08-28 | 2021-05-07 | 刘彬 | Method and device for realizing energy conservation and fine control of display module |
| CN106033666A (en) * | 2015-03-18 | 2016-10-19 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN106033666B (en) * | 2015-03-18 | 2019-02-05 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
| CN106710500A (en) * | 2015-11-17 | 2017-05-24 | 佛山市顺德区美的电热电器制造有限公司 | Display control device and display control method for household appliances, and household appliance |
| CN107132026A (en) * | 2017-04-11 | 2017-09-05 | 上海汇尔通信息技术有限公司 | The method of testing and system for the minimum display device backlight illumination that scanning device is supported |
| CN107132026B (en) * | 2017-04-11 | 2019-04-30 | 上海汇尔通信息技术有限公司 | The test method and system for the minimum display equipment backlight illumination that scanning device is supported |
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