CN104575447A - Brightness adjusting device and method thereof and display - Google Patents
Brightness adjusting device and method thereof and display Download PDFInfo
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- CN104575447A CN104575447A CN201510072793.2A CN201510072793A CN104575447A CN 104575447 A CN104575447 A CN 104575447A CN 201510072793 A CN201510072793 A CN 201510072793A CN 104575447 A CN104575447 A CN 104575447A
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Abstract
The embodiment of the invention provides a brightness adjusting device and a method thereof and a display, which belong to the technical field of liquid crystal display, and by which the automatic adjustment of the brightness of a display screen can be realized simultaneously according to the brightness of the surrounding environment of the display screen and the distance between an eyeball of a user and the center of the display screen, thereby improving the accuracy of brightness adjustment of the screen of a display device, and increasing the display efficiency of the display. The brightness adjusting device comprises a distance acquisition device, a brightness measuring device and a brightness adjusting device, wherein the distance acquisition device is connected with the first end of the brightness adjusting device; the brightness measuring device is connected with the second end of the brightness adjusting device; the distance acquisition device is used for acquiring the distance between an eyeball of a user and the center of a display screen of a display device; the brightness measuring device is used for acquiring the brightness value of the external environment of the display screen of the display device; and the brightness adjusting device is used for adjusting the brightness of the display screen of the display device according to the distance between the eyeball of the user and the center of the display screen of the display device and the brightness value of the external environment of the display screen of the display device.
Description
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of brightness regulation Apparatus for () and method therefor and display.
Background technology
Display is in the market constant brightness when display frame, when human body range display more closely needs to dim display or range display far needs to lighten display, usually need manual adjustments and setting, this brings very large inconvenience to the use of user.
For realizing the automatic adjustment of display brightness, prior art discloses can the technology of environmentally brightness auto adjusting brightness of display.But the brightness of display is comparatively dark when surrounding environment is darker, but when user distance display is far away, then can thinks that the brightness of display is too dark, not see picture even; When user distance display is nearer, still can think that the brightness of display is too bright, and can be with dazzling feeling.Obviously, the scheme of the brightness regulation display brightness according to surrounding environment of the prior art still can not meet the demand of user.
Summary of the invention
Embodiments of the invention provide a kind of brightness regulation Apparatus for () and method therefor and display, achieve the brightness that simultaneously automatically can regulate display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
For achieving the above object, embodiments of the invention adopt following technical scheme:
First aspect, provides a kind of brightness regulation equipment, is applied in display device, and described brightness regulation equipment comprises: distance acquisition device, brightness measuring device for camera and brightness regulating apparatus, wherein:
Described distance acquisition device is connected with the first end of described brightness regulating apparatus; Described brightness measuring device for camera is connected with the second end of described brightness regulating apparatus;
Described distance acquisition device, for obtaining the distance between the center of the display screen of described display device and the eyeball of user, and the distance sent between the center of the display screen of described display device and the eyeball of user is to described brightness regulating apparatus;
Described brightness measuring device for camera, for obtaining the external environment brightness value of the display screen of described display device, and sends the external environment brightness value of the display screen of described display device to described brightness regulating apparatus;
Described brightness regulating apparatus, the external environment brightness value for the display screen of display device according to the Distance geometry between the center of the display screen of described display device received and the eyeball of user regulates the brightness of the display screen of described display device.
Optionally, described distance acquisition device comprises: the first distance-measuring device, second distance measurement mechanism and control device, wherein:
First distance-measuring device is connected with the input end of described control device, and described second distance measurement mechanism is connected with the second input end of described control device;
The output terminal of described control device is connected with the first end of described brightness regulating apparatus;
Described first distance-measuring device, for measuring point centered by described first measurement mechanism, the distance in the normal direction of the display screen of described display device between described display device and user;
Described second distance measurement mechanism, for measuring the first distance between described second distance measurement mechanism and the table top placing described display device; Wherein, when described first distance be described display device perpendicular to described table top placement, the distance between described second distance measurement mechanism and described table top;
Described second distance measurement mechanism, also for measuring the second distance between described second distance measurement mechanism and the table top placing described display device; Wherein, described second distance be described display device favour described table top place time, the distance between described second distance measurement mechanism and described table top;
Described control device, distance between the center of described first distance-measuring device prestored for basis and the display screen of described display device and the distance between described second distance measurement mechanism and the backboard of described display device, described first distance between the described second distance measurement mechanism received and the table top placing described display device, described second distance between described second distance measurement mechanism and the table top placing described display device and described centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculate the distance between the center of the display screen of described display device and the eyeball of user.
Optionally, described brightness measuring device for camera is optical sensor.
Optionally, the direction of measurement of described second distance measurement mechanism is the gravity direction of described second distance measurement mechanism.
Optionally, described first distance-measuring device and described second distance measurement mechanism are all arranged on the centre position of described display device lower frame.
Optionally, described first distance-measuring device is arranged in the function button of described display device.
Optionally, described first distance-measuring device is arranged on the centre position of described display device upper side frame.
Second aspect, provides a kind of brightness adjusting method, and described method is applied in the arbitrary brightness regulation equipment described in first aspect, and described method comprises:
Obtain the distance between the center of the display screen of described display device and the eyeball of user;
Obtain the external environment brightness value of the display screen of described display device;
According to the Distance geometry between the center of the display screen of described display device and the eyeball of user, the external environment brightness value of the display screen of display device regulates the brightness of the display screen of described display device.
Optionally, the distance between the center of the display screen of the described display device of described acquisition and the eyeball of user, comprising:
Obtain point centered by described first measurement mechanism, the distance in the normal direction of the display screen of described display device between the display screen of described display device and user;
Obtain the first distance between described second distance measurement mechanism and the table top placing described display device; Wherein, when described first distance be described display device perpendicular to described table top placement, the distance between described second distance measurement mechanism and described table top;
Obtain the second distance between described second distance measurement mechanism and the table top placing described display device; Wherein, described second distance be described display device favour described table top place time, the distance between described second distance measurement mechanism and described table top;
According to the distance between the center of the display screen of described first distance-measuring device prestored and described display device, distance between described second distance measurement mechanism and the backboard of described display device, described first distance between the described second distance measurement mechanism received and the table top placing described display device, described second distance between described second distance measurement mechanism and the table top placing described display device and described centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculate the distance between the center of the display screen of described display device and the eyeball of user.
Optionally, distance between the center of described first distance-measuring device that described basis prestores and the display screen of described display device, distance between described second distance measurement mechanism and the backboard of described display device, described first distance between the described second distance measurement mechanism received and the table top placing described display device, described second distance between described second distance measurement mechanism and the table top placing described display device and described centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculate the distance between the center of the display screen of described display device and the eyeball of user, comprise:
Described second distance according to the distance between described second distance measurement mechanism and the backboard of described display device, described first Distance geometry between the described second distance measurement mechanism received and the table top placing described display device between second distance measurement mechanism and the table top placing described display device, calculates the angle between described display device and the table top placing described display device;
According to the distance between the center of the display screen of the angle between described display device and the table top placing described display device and described first distance-measuring device prestored and described display device, calculate the 3rd distance;
According to described 3rd Distance geometry centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculates the distance between the center of the display screen of described display device and the eyeball of user.
The third aspect, provides a kind of display, and described display comprises the arbitrary brightness regulation equipment described in first aspect.
The brightness regulation Apparatus for () and method therefor that embodiments of the invention provide and display, this brightness regulation equipment comprises distance acquisition device, brightness measuring device for camera and brightness regulating apparatus, wherein: distance acquisition device, for obtaining the distance between the center of the display screen of display device and the eyeball of user, and the distance sent between the center of the display screen of display device and the eyeball of user is to brightness regulating apparatus; Brightness measuring device for camera, for obtaining the external environment brightness value of the display screen of display device, and the external environment brightness value sending the display screen of display device is to brightness regulating apparatus; Brightness regulating apparatus, external environment brightness value for the display screen according to the Distance geometry display device between the center of the display screen of display device received and the eyeball of user regulates the brightness of the display screen of display device, the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center can be realized like this, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of a kind of brightness regulation equipment that Fig. 1 provides for embodiments of the invention;
The structural representation of the another kind of brightness regulation equipment that Fig. 2 provides for embodiments of the invention;
Fig. 3 is applied to structural representation mutual between user in display and display for a kind of brightness regulation equipment that embodiments of the invention provide;
The schematic flow sheet of a kind of brightness adjusting method that Fig. 4 provides for embodiments of the invention;
The schematic flow sheet of the another kind of brightness adjusting method that Fig. 5 provides for embodiments of the invention;
The schematic flow sheet of another brightness adjusting method that Fig. 6 provides for embodiments of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiments of the invention provide a kind of brightness regulation equipment, are applied in display device, and with reference to shown in Fig. 1, this brightness regulation equipment comprises: distance acquisition device 11, brightness measuring device for camera 12 and brightness regulating apparatus 13, wherein:
Distance acquisition device 11 is connected with the first end of brightness regulating apparatus 13; Brightness measuring device for camera 12 is connected with the second end of brightness regulating apparatus 13.
Distance acquisition device 11, for obtaining the distance between the center of the display screen of display device and the eyeball of user, and the distance sent between the center of the display screen of display device and the eyeball of user is to brightness regulating apparatus 13.
Brightness measuring device for camera 12, for obtaining the brightness value of the external environment condition of display device, and the brightness value sending the external environment condition of display device is to brightness regulating apparatus.
Brightness regulating apparatus 13, the brightness value for the external environment condition according to the Distance geometry display device between the center of the display screen of display device received and the eyeball of user regulates the brightness of display device.
Concrete, after distance acquisition device gets the distance between the display screen of display device and user's eyeball, the distance values obtained is sent to brightness regulating apparatus, brightness measuring device for camera obtains the external environment brightness value of display screen simultaneously, and the external environment brightness value of the display screen obtained is sent to brightness regulating apparatus, brightness regulating apparatus comprehensively can regulate the brightness of display screen according to the how far at the bright-dark degree of the external environment of display screen and the requirement of user and the center of display screen afterwards.
Exemplary, according to the external environment brightness value of display screen, the different predeterminable ranges that different brightness value is corresponding can be set.According to the external environment brightness value obtained, judge distance between the center of display screen and the eyeball of user whether within the scope of predeterminable range, if exceed predeterminable range scope, according to the center of the display screen of reality and the distance between user's eyeball by the brightness adjustment of display screen to corresponding brightness value, improve the viewing effect of user.Such as, when evening, light was darker, if the center of the eyeball distance display screen of user is comparatively near, the brightness of reduction display screen that can be suitable, prevents eye fatigue, ensures the display effect of display.Predeterminable range scope can be pre-set according to the principle of the most applicable user's viewing of the zero degree of different distance display screen under different external environment brightness.
Wherein, the concrete equipment of distance acquisition device, brightness measuring device for camera and brightness regulating apparatus is not particularly limited in the present embodiment, as long as the equipment that can realize the function of corresponding intrument all goes in the present embodiment.
The brightness regulation equipment that embodiments of the invention provide, be applied in display device, comprise distance acquisition device, brightness measuring device for camera and brightness regulating apparatus, wherein: distance acquisition device, for obtaining the distance between the center of the display screen of display device and the eyeball of user, and the distance sent between the center of the display screen of display device and the eyeball of user is to brightness regulating apparatus; Brightness measuring device for camera, for obtaining the external environment brightness value of the display screen of display device, and the external environment brightness value sending the display screen of display device is to brightness regulating apparatus; Brightness regulating apparatus, external environment brightness value for the display screen according to the Distance geometry display device between the center of the display screen of display device received and the eyeball of user regulates the brightness of the display screen of display device, the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center can be realized like this, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
Further, with reference to shown in Fig. 2, distance acquisition device 11 comprises: the first distance-measuring device 111, second distance measurement mechanism 112 and control device 113, wherein:
First distance-measuring device 111 is connected with the input end of control device 113, and second distance measurement mechanism 112 is connected with the second input end of control device 113.
The output terminal of control device 113 is connected with the first end of brightness regulating apparatus 13.
First distance-measuring device 111, for measuring point centered by the first measurement mechanism, the distance in the normal direction of the display screen of display device between display device and user.
Second distance measurement mechanism 112, for measuring the first distance between second distance measurement mechanism and the table top placing display device.
Wherein, first apart from when placing perpendicular to table top for display device, the distance between second distance measurement mechanism and table top.
Second distance measurement mechanism 112, also for measuring the second distance between second distance measurement mechanism and the table top placing display device.
Wherein, second distance be display device favour table top place time, the distance between second distance measurement mechanism and table top.
Exemplary, the first distance-measuring device and second distance measurement mechanism can be the equipment that microwave, infrared, ultrasonic etc. can be adopted to carry out range observation.
Control device 113, for the display screen according to the first distance-measuring device of prestoring and display device center between distance and second distance between the distance between second distance measurement mechanism and the backboard of display device, the first Distance geometry second distance measurement mechanism between the second distance measurement mechanism received and the table top placing display device and the table top placing display device, calculate the distance between the center of the display screen of display device and the eyeball of user.
Control device can be anyly have microprocessor, can realize the equipment of control device corresponding function, not do unique restriction herein.
Wherein, brightness measuring device for camera 12 can be optical sensor.
Further, the direction of measurement of second distance measurement mechanism 112 is the gravity direction of second distance measurement mechanism.
Second distance measurement mechanism can adopt direction of measurement along the direction at the gravity place of second distance measurement mechanism, instead of along the equipment in the direction parallel with second distance measurement mechanism, does not do unique restriction herein.
First distance-measuring device 111 and second distance measurement mechanism 112 are all arranged on the centre position of display device lower frame.
Concrete, when the first distance-measuring device is arranged on the centre position of the lower frame of display device, the first distance-measuring device can be built in the function button of display device, reduces the external unit of display device, strengthens aesthetic.
Concrete, the first distance-measuring device 111 can be arranged on the centre position of display device upper side frame.
When the first range observation is arranged on the centre position of the upper side frame of display device, the equipment that there is range observation function He have video camera camera function concurrently can be adopted, the function such as can carry out video while measuring distance, take pictures, strengthen the experience effect of user, can also cost be saved simultaneously.
Concrete, the brightness regulation equipment provided in the present embodiment can calculate angle between display device and the table top placing display device according to the distance between the second distance measurement mechanism got and the table top placing display device, the distance between second distance measurement mechanism and the table top placing display device and the distance between second distance measurement mechanism and the backboard of display device.Then according to the angle between display device and the table top placing display device and the distance between the first distance-measuring device and the center of display screen, angle operational formula is adopted to obtain the 3rd distance, then by the 3rd distance and point centered by the first measurement mechanism, distance in the normal direction of the display screen of display device between display device with user is added, and obtains the distance between the center of display screen and the eyeball of user.Wherein, Distance geometry second distance measurement mechanism between first distance-measuring device and the center of display screen and the distance between the backboard of display screen are stored in advance in brightness regulating apparatus, once after the first distance-measuring device and second distance measurement mechanism position in the display determine.Distance geometry second distance measurement mechanism between first distance-measuring device and the center of display screen and the distance between the backboard of display screen are a fixing numerical value.
Exemplary, as shown in Figure 3, when display screen with favour table top place time, the distance L1=L2+L4 between the eyeball of user and the center of display screen can be obtained.Distance H and h can be obtained according to measurement, H is deducted h simultaneously in conjunction with the distance w between second distance measurement mechanism and the backboard of display, can according to formula ∠ a=arcsin ((H-h)/w), obtain the angle a between the screen of display and table top, because geometric figure rule obtains ∠ a=∠ b, then obtain the length of L4 according to formula L4=arctan ∠ b*L3, then obtain the distance between the eyeball of user and the center of display screen according to formula L1=L2+L4.Wherein, L2 is point centered by the first measurement mechanism, the distance in the normal direction of the display screen of display device between display device and user.
The brightness regulation equipment that embodiments of the invention provide, be applied in display device, comprise distance acquisition device, brightness measuring device for camera and brightness regulating apparatus, wherein: distance acquisition device, for obtaining the distance between the center of the display screen of display device and the eyeball of user, and the distance sent between the center of the display screen of display device and the eyeball of user is to brightness regulating apparatus; Brightness measuring device for camera, for obtaining the external environment brightness value of the display screen of display device, and the external environment brightness value sending the display screen of display device is to brightness regulating apparatus; Brightness regulating apparatus, external environment brightness value for the display screen according to the Distance geometry display device between the center of the display screen of display device received and the eyeball of user regulates the brightness of the display screen of display device, the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center can be realized like this, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
Embodiments of the invention provide a kind of brightness adjusting method, and the method is applied in the arbitrary brightness regulation equipment provided in above-described embodiment, and with reference to shown in Fig. 3, the method comprises the following steps:
101, the distance between the center of the display screen of display device and the eyeball of user is obtained.
102, the external environment brightness value of the display screen of display device is obtained.
103, the brightness of display device is regulated according to the external environment brightness value of the display screen of the Distance geometry display device between the center of the display screen of display device and the eyeball of user.
It should be noted that, the explanation of the corresponding steps in the present embodiment with reference to the description in the above-described embodiment in the present embodiment, can repeat no more herein.
The brightness adjusting method that embodiments of the invention provide, the distance between the center of the display screen of display device and the eyeball of user can be obtained, the external environment brightness value of the display screen of display device can also be obtained simultaneously, the brightness of the display screen of display device can be regulated afterwards according to the external environment brightness value of the display screen of the Distance geometry display device between the center of the display screen of display device and the eyeball of user, achieve the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
Embodiments of the invention provide a kind of brightness adjusting method, and the method is applied in the arbitrary brightness regulation equipment provided in above-described embodiment, and with reference to shown in Fig. 4, the method comprises the following steps:
201, point centered by the first measurement mechanism is obtained, the distance in the normal direction of the display screen of display device between the display screen of display device and user.
202, the first distance between second distance measurement mechanism and the table top placing display device is obtained.
Wherein, first apart from when placing perpendicular to table top for display device, the distance between second distance measurement mechanism and table top.
203, the second distance between second distance measurement mechanism and the table top placing display device is obtained.
Wherein, second distance be display device favour table top place time, the distance between second distance measurement mechanism and table top.
204, according to the distance between the first distance-measuring device prestored and the display screen center of display device, distance between second distance measurement mechanism and the backboard of display device, the first distance between the second distance measurement mechanism received and the table top placing display device, second distance measurement mechanism and place display device table top between second distance and centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of display device and user, calculate the distance between the center of the display screen of display device and the eyeball of user.
205, the external environment brightness value of the display screen of display device is obtained.
206, the brightness of display device is regulated according to the external environment brightness value of the display screen of the Distance geometry display device between the center of the display screen of display device and the eyeball of user.
It should be noted that, the explanation of the corresponding steps in the present embodiment with reference to the description in the above-described embodiment in the present embodiment, can repeat no more herein.
The brightness adjusting method that embodiments of the invention provide, the distance between the center of the display screen of display device and the eyeball of user can be obtained, the external environment brightness value of the display screen of display device can also be obtained simultaneously, the brightness of the display screen of display device can be regulated afterwards according to the external environment brightness value of the display screen of the Distance geometry display device between the center of the display screen of display device and the eyeball of user, achieve the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
Embodiments of the invention provide a kind of brightness adjusting method, and the method is applied in the arbitrary brightness regulation equipment provided in above-described embodiment, and with reference to shown in Fig. 5, the method comprises the following steps:
301, point centered by the first measurement mechanism is obtained, the distance in the normal direction of the display screen of display device between the display screen of display device and user.
302, the first distance between second distance measurement mechanism and the table top placing display device is obtained.
Wherein, first apart from when placing perpendicular to table top for display device, the distance between second distance measurement mechanism and table top.
303, the second distance between second distance measurement mechanism and the table top placing display device is obtained.
Wherein, second distance be display device favour table top place time, the distance between second distance measurement mechanism and table top.
304, according to the distance between second distance measurement mechanism and the backboard of display device, second distance measurement mechanism and place display device table top between the first Distance geometry second distance measurement mechanism and place display device table top between second distance, calculate display device and place display device table top between angle.
305, according to display device and place display device table top between angle and the first distance-measuring device prestored and display device display screen center between distance, calculate the 3rd distance.
306, according to the 3rd Distance geometry point centered by the first measurement mechanism, distance in the normal direction of the display screen of display device between the display screen of display device and user, calculates the distance between the center of the display screen of display device and the eyeball of user.
307, the external environment brightness value of the display screen of display device is obtained.
308, the brightness of display device is regulated according to the external environment brightness value of the display screen of the Distance geometry display device between the center of the display screen of display device and the eyeball of user.
It should be noted that, the explanation of the corresponding steps in the present embodiment with reference to the description in the above-described embodiment in the present embodiment, can repeat no more herein.
The brightness adjusting method that embodiments of the invention provide, the distance between the center of the display screen of display device and the eyeball of user can be obtained, the external environment brightness value of the display screen of display device can also be obtained simultaneously, the brightness of the display screen of display device can be regulated afterwards according to the external environment brightness value of the display screen of the Distance geometry display device between the center of the display screen of display device and the eyeball of user, achieve the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
Embodiments of the invention provide a kind of display, this display comprises the arbitrary brightness regulation equipment provided in above-described embodiment, and this display can be: mobile phone, panel computer, televisor, notebook computer, digital album (digital photo frame), navigating instrument etc. are any has the product of Presentation Function or the display of parts.
The display that embodiments of the invention provide, this display comprises brightness regulation equipment, this brightness regulation equipment comprises distance acquisition device, brightness measuring device for camera and brightness regulating apparatus, wherein: distance acquisition device, for obtaining the distance between the center of the display screen of display device and the eyeball of user, and the distance sent between the center of the display screen of display device and the eyeball of user is to brightness regulating apparatus; Brightness measuring device for camera, for obtaining the external environment brightness value of the display screen of display device, and the external environment brightness value sending the display screen of display device is to brightness regulating apparatus; Brightness regulating apparatus, external environment brightness value for the display screen according to the Distance geometry display device between the center of the display screen of display device received and the eyeball of user regulates the brightness of the display screen of display device, the brightness simultaneously automatically regulating display screen according to the brightness of display screen surrounding environment and the distance at user's eyeball and display screen center can be realized like this, improve the precision that display device screen intensity regulates, better meet the demand of user, improve the display efficiency of display.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (11)
1. a brightness regulation equipment, is applied in display device, it is characterized in that, described brightness regulation equipment comprises: distance acquisition device, brightness measuring device for camera and brightness regulating apparatus, wherein:
Described distance acquisition device is connected with the first end of described brightness regulating apparatus; Described brightness measuring device for camera is connected with the second end of described brightness regulating apparatus;
Described distance acquisition device, for obtaining the distance between the center of the display screen of described display device and the eyeball of user, and the distance sent between the center of the display screen of described display device and the eyeball of user is to described brightness regulating apparatus;
Described brightness measuring device for camera, for obtaining the external environment brightness value of the display screen of described display device, and sends the external environment brightness value of the display screen of described display device to described brightness regulating apparatus;
Described brightness regulating apparatus, the external environment brightness value for the display screen of display device according to the Distance geometry between the center of the display screen of described display device received and the eyeball of user regulates the brightness of the display screen of described display device.
2. brightness regulation equipment according to claim 1, is characterized in that, described distance acquisition device comprises: the first distance-measuring device, second distance measurement mechanism and control device, wherein:
First distance-measuring device is connected with the input end of described control device, and described second distance measurement mechanism is connected with the second input end of described control device;
The output terminal of described control device is connected with the first end of described brightness regulating apparatus;
Described first distance-measuring device, for measuring point centered by described first measurement mechanism, the distance in the normal direction of the display screen of described display device between the display screen of described display device and user;
Described second distance measurement mechanism, for measuring the first distance between described second distance measurement mechanism and the table top placing described display device; Wherein, when described first distance be described display device perpendicular to described table top placement, the distance between described second distance measurement mechanism and described table top;
Described second distance measurement mechanism, also for measuring the second distance between described second distance measurement mechanism and the table top placing described display device; Wherein, described second distance be described display device favour described table top place time, the distance between described second distance measurement mechanism and described table top;
Described control device, distance between the center of described first distance-measuring device prestored for basis and the display screen of described display device and the distance between described second distance measurement mechanism and the backboard of described display device, described first distance between the described second distance measurement mechanism received and the table top placing described display device, described second distance between described second distance measurement mechanism and the table top placing described display device and described centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculate the distance between the center of the display screen of described display device and the eyeball of user.
3. brightness regulation equipment according to claim 1 and 2, is characterized in that,
Described brightness measuring device for camera is optical sensor.
4. brightness regulation equipment according to claim 2, is characterized in that,
The direction of measurement of described second distance measurement mechanism is the gravity direction of described second distance measurement mechanism.
5. brightness regulation equipment according to claim 2, is characterized in that,
Described first distance-measuring device and described second distance measurement mechanism are all arranged on the centre position of described display device lower frame.
6. brightness regulation equipment according to claim 5, is characterized in that,
Described first distance-measuring device is arranged in the function button of described display device.
7. brightness regulation equipment according to claim 2, is characterized in that,
Described first distance-measuring device is arranged on the centre position of described display device upper side frame.
8. a brightness adjusting method, described method is applied in the arbitrary described brightness regulation equipment of claim 1 ~ 7, and it is characterized in that, described method comprises:
Obtain the distance between the center of the display screen of described display device and the eyeball of user;
Obtain the external environment brightness value of the display screen of described display device;
According to the Distance geometry between the center of the display screen of described display device and the eyeball of user, the brightness value of the external environment of the display screen of display device regulates the brightness of the display screen of described display device.
9. method according to claim 8, is characterized in that, the distance between the center of the display screen of the described display device of described acquisition and the eyeball of user, comprising:
Obtain point centered by described first measurement mechanism, the distance in the normal direction of the display screen of described display device between the display screen of described display device and user;
Obtain the first distance between described second distance measurement mechanism and the table top placing described display device; Wherein, when described first distance be described display device perpendicular to described table top placement, the distance between described second distance measurement mechanism and described table top;
Obtain the second distance between described second distance measurement mechanism and the table top placing described display device; Wherein, described second distance be described display device favour described table top place time, the distance between described second distance measurement mechanism and described table top;
According to the distance between the center of the display screen of described first distance-measuring device prestored and described display device, distance between described second distance measurement mechanism and the backboard of described display device, described first distance between the described second distance measurement mechanism received and the table top placing described display device, described second distance between described second distance measurement mechanism and the table top placing described display device and described centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculate the distance between the center of the display screen of described display device and the eyeball of user.
10. method according to claim 9, it is characterized in that, distance between the center of described first distance-measuring device that described basis prestores and the display screen of described display device, distance between described second distance measurement mechanism and the backboard of described display device, described first distance between the described second distance measurement mechanism received and the table top placing described display device, described second distance between described second distance measurement mechanism and the table top placing described display device and described centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculate the distance between the center of the display screen of described display device and the eyeball of user, comprise:
Described second distance according to the distance between described second distance measurement mechanism and the backboard of described display device, described first Distance geometry between the described second distance measurement mechanism received and the table top placing described display device between second distance measurement mechanism and the table top placing described display device, calculates the angle between described display device and the table top placing described display device;
According to the distance between the center of the display screen of the angle between described display device and the table top placing described display device and described first distance-measuring device prestored and described display device, calculate the 3rd distance;
According to described 3rd Distance geometry centered by the first measurement mechanism point, distance in the normal direction of the display screen of display device between the display screen of described display device and user, calculates the distance between the center of the display screen of described display device and the eyeball of user.
11. 1 kinds of displays, is characterized in that, described display comprises the arbitrary described brightness regulation equipment of claim 1 ~ 7.
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| CN201510072793.2A CN104575447A (en) | 2015-02-11 | 2015-02-11 | Brightness adjusting device and method thereof and display |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068838A (en) * | 2015-08-07 | 2015-11-18 | 联想(北京)有限公司 | Information processing method and electronic device |
| CN105374339A (en) * | 2015-11-19 | 2016-03-02 | 广东小天才科技有限公司 | Intelligent terminal display screen brightness automatic adjustment method and system |
| CN105575365A (en) * | 2016-02-04 | 2016-05-11 | 广东小天才科技有限公司 | Method and device for protecting eyesight of user |
| CN105759959A (en) * | 2016-01-29 | 2016-07-13 | 广东欧珀移动通信有限公司 | Method for controlling user terminal and user terminal |
| CN110007756A (en) * | 2019-03-20 | 2019-07-12 | 四川乐仕达电子科技有限公司 | A kind of adjusting method of the LCD display of adjustable position |
| CN110930964A (en) * | 2019-12-11 | 2020-03-27 | Tcl移动通信科技（宁波）有限公司 | Display screen brightness adjusting method and device, storage medium and terminal |
| CN113534955A (en) * | 2021-07-07 | 2021-10-22 | 上海映蝶科技有限公司 | System for controlling screen brightness based on binocular distance ranging algorithm |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11352950A (en) * | 1998-06-05 | 1999-12-24 | Toshiba Corp | Display device |
| JP2003050623A (en) * | 2001-08-08 | 2003-02-21 | Mitsubishi Electric Corp | Plant monitor controller and plant monitor control method using the same |
| CN101567171A (en) * | 2008-04-25 | 2009-10-28 | 深圳Tcl新技术有限公司 | Method and system for regulating backlight of liquid crystal display television |
| CN101847386A (en) * | 2009-03-23 | 2010-09-29 | 夏普株式会社 | Automatic light control system |
| CN103035221A (en) * | 2011-10-04 | 2013-04-10 | 纬创资通股份有限公司 | Display adjusting device and display adjusting method |
| CN103578430A (en) * | 2012-07-18 | 2014-02-12 | 中国移动通信集团公司 | Method for automatically adjusting brightness of liquid crystal screen, and electronic device |
| CN104134433A (en) * | 2014-07-15 | 2014-11-05 | 深圳市赛亿科技开发有限公司 | Method for automatically adjusting the brightness of display screen |
-
2015
- 2015-02-11 CN CN201510072793.2A patent/CN104575447A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11352950A (en) * | 1998-06-05 | 1999-12-24 | Toshiba Corp | Display device |
| JP2003050623A (en) * | 2001-08-08 | 2003-02-21 | Mitsubishi Electric Corp | Plant monitor controller and plant monitor control method using the same |
| CN101567171A (en) * | 2008-04-25 | 2009-10-28 | 深圳Tcl新技术有限公司 | Method and system for regulating backlight of liquid crystal display television |
| CN101847386A (en) * | 2009-03-23 | 2010-09-29 | 夏普株式会社 | Automatic light control system |
| CN103035221A (en) * | 2011-10-04 | 2013-04-10 | 纬创资通股份有限公司 | Display adjusting device and display adjusting method |
| CN103578430A (en) * | 2012-07-18 | 2014-02-12 | 中国移动通信集团公司 | Method for automatically adjusting brightness of liquid crystal screen, and electronic device |
| CN104134433A (en) * | 2014-07-15 | 2014-11-05 | 深圳市赛亿科技开发有限公司 | Method for automatically adjusting the brightness of display screen |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068838A (en) * | 2015-08-07 | 2015-11-18 | 联想(北京)有限公司 | Information processing method and electronic device |
| CN105374339A (en) * | 2015-11-19 | 2016-03-02 | 广东小天才科技有限公司 | Intelligent terminal display screen brightness automatic adjustment method and system |
| CN105759959A (en) * | 2016-01-29 | 2016-07-13 | 广东欧珀移动通信有限公司 | Method for controlling user terminal and user terminal |
| CN105575365A (en) * | 2016-02-04 | 2016-05-11 | 广东小天才科技有限公司 | Method and device for protecting eyesight of user |
| CN110007756A (en) * | 2019-03-20 | 2019-07-12 | 四川乐仕达电子科技有限公司 | A kind of adjusting method of the LCD display of adjustable position |
| CN110007756B (en) * | 2019-03-20 | 2022-07-26 | 四川乐仕达电子科技有限公司 | Method for adjusting position-adjustable LCD display |
| CN110930964A (en) * | 2019-12-11 | 2020-03-27 | Tcl移动通信科技（宁波）有限公司 | Display screen brightness adjusting method and device, storage medium and terminal |
| CN113534955A (en) * | 2021-07-07 | 2021-10-22 | 上海映蝶科技有限公司 | System for controlling screen brightness based on binocular distance ranging algorithm |
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