CN102044195A - Display equipment with eye fatigue relieving function - Google Patents
Display equipment with eye fatigue relieving function Download PDFInfo
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- CN102044195A CN102044195A CN2009102071180A CN200910207118A CN102044195A CN 102044195 A CN102044195 A CN 102044195A CN 2009102071180 A CN2009102071180 A CN 2009102071180A CN 200910207118 A CN200910207118 A CN 200910207118A CN 102044195 A CN102044195 A CN 102044195A
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Abstract
The invention provides display equipment with eye fatigue relieving function, and belongs to the field of photoelectricity. Auxiliary light is provided around a display surface of the display equipment; and the chromaticity of the color of the auxiliary light belongs to a range which is defined by an x value of between 0.16 and 0.18 and a y value of between 0.12 and 0.2 of an international commission on illumination (CIE) 1931xy chromaticity diagram. Because the auxiliary light with a specific color is provided around the display surface of the display equipment, the eye fatigue of a user can be effectively relieved; and an auxiliary light source which is associated with the auxiliary light is arranged in the display equipment, so the auxiliary light source cannot be damaged due to touch.
Description
Technical field
The present invention relates to photoelectric field, particularly a kind of have a display device that alleviates the eye fatigue function.
Background technology
Existing display device roughly can be divided into following four kinds of methods for designing on the function that alleviates user's eye fatigue.
First method is to remind the user.For example announce in the M339707 patent, disclosed the prompting light source is set on the frame of display device, after display device uses a period of time, open the prompting light source automatically and remind the user to have a rest in Taiwan.Second method is to interrupt display frame.For example in No. 493135 patent announced in Taiwan, disclosed after display device uses a period of time, interrupted current screen display, show motion graphics instead, done suitable motion to assist eyeball.But above-mentioned first method and second method can interfere with the user, cause user's state of mind to interrupt, be absorbed in power easily and descend.
The third method is to adjust display frame.For example Taiwan announce I277848 number, I308315 number, I310537 number and No. 455769 patent in, the factors such as testing environment illumination, signal of video signal intensity/distribution situation, user's eye fatigue degree have been disclosed, to adjust backlight illumination/frequency, picture refreshing frequency, the picture brightness/contrast/color/parameters such as font size relevant automatically with display frame according to testing result.In addition, for example in the U.S. announces No. 5933130 patent, disclosed by the user and selected the brilliance control pattern, picture brightness changes in a particular range randomly or periodically according to selected brilliance control pattern, makes eyes muscle be regulated or focus on again.But above-mentioned the third method needs complicated control system to obtain testing result and analysis, judges how to adjust display frame.
The 4th kind of method is to adopt secondary light source, for example in the U.S. announces No. 7234814 patent, disclosed at the display device rear white light source has been set, in order to enough ambient light illuminations to be provided, and the blue-ray light source is set in the display device both sides, because blue light can make the platycoria of eyes, and platycoria can make eyes focus on and then improve the accuracy of observation more.But above-mentioned the 4th kind of method needs additional space that secondary light source is set, and external secondary light source (as the blue-ray light source) might be damaged because touched.
Summary of the invention
Therefore, the objective of the invention is to, a kind of display device is provided, it adopts secondary light source to alleviate user's eye fatigue, neither can interfere with the user, also do not need complicated control system, and the fill-in light that secondary light source also can not damage because of being touched and it provides particular color is so that more effective user's of alleviating eye fatigue.
In order to reach above-mentioned purpose and other purposes, the present invention proposes a kind of display device, this display device display surface around a fill-in light is provided, and the colourity of fill-in light color belong to CIE 1931xy chromatic diagram x value be 0.16 to 0.18 and the y value be in 0.12 to the 0.2 defined scope.
In one embodiment, display device can be a liquid crystal display or a cathode ray tube display device.
In one embodiment, fill-in light can be provided by a LED source or an electroluminescent light source.
In one embodiment, fill-in light can be provided by a directly-down light source or a side-light type light source.
In one embodiment, display device comprises a transparent or semitransparent frame and a secondary light source, wherein frame be located at the display device display surface around, secondary light source is located in the frame, secondary light source produces aforementioned fill-in light.
In one embodiment, display device comprises transparent or semitransparent frame, a secondary light source and a colored filter, wherein frame be located at the display device display surface around, secondary light source is located in the frame, colored filter is located between secondary light source and this frame, and secondary light source produces aforementioned fill-in light by colored filter.
In one embodiment, display device comprises a frame, a secondary light source and a diffuser plate.Wherein, frame be located at the display device display surface around, frame have one the depression accommodation space and accommodation space along with frame be positioned at the display device display surface around, secondary light source is located in the accommodation space, diffuser plate is located at the opening of accommodation space, and secondary light source produces aforementioned fill-in light.
In one embodiment, display device comprises a frame, a secondary light source, a diffuser plate and a colored filter.Wherein, frame be located at the display device display surface around, frame have one the depression accommodation space and accommodation space along with frame be positioned at the display device display surface around, secondary light source is located in the accommodation space, diffuser plate is located at the opening of accommodation space, colored filter is located between secondary light source and the diffuser plate, and secondary light source produces aforementioned fill-in light by colored filter.
Beneficial effect:
The present invention is by providing the fill-in light with particular color around the display device display surface, so that more effective eye fatigue that alleviates the user, and the secondary light source relevant with fill-in light is provided be located in the display device, secondary light source can not damaged because of being touched.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done an introduction simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the synoptic diagram according to the display device that a preferred embodiment of the present invention illustrated.
Fig. 2 is the distribution range of colourity in CIE 1931xy chromatic diagram of display device fill-in light color shown in Figure 1.
Fig. 3 is the exploded view according to the display device that a preferred embodiment of the present invention illustrated.
Fig. 4 is the exploded view according to the frame of the display device that a preferred embodiment of the present invention illustrated.
Fig. 5 is the top view and the side view of secondary light source shown in Figure 4.
[primary clustering symbol description]
1: display device
11: display surface
12: fill-in light
21: shape of a hoof zone
22: rectangular region
3: liquid crystal display
31: preceding frame
311: frame
312: by the zone that frame surrounded
313: accommodation space
314a～314d: secondary light source
3141: light emitting diode
3142: light guide plate
3143: reflecting plate
3144: exiting surface
3145: hole
315: diffuser plate
32: LCD MODULE
321: display surface
33: the circuit control module
34: after-frame
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Fig. 1 is the synoptic diagram according to the display device that a preferred embodiment of the present invention illustrated.Please refer to Fig. 1, display device 1 of the present invention its display surface 11 around fill-in light 12 is provided, and the colourity of fill-in light 12 colors belong to CIE 1931xy chromatic diagram x value be 0.16 to 0.18 and the y value be in 0.12 to the 0.2 defined scope.
Fig. 2 is the distribution range of colourity in CIE 1931xy chromatic diagram of display device fill-in light color shown in Figure 1.Please refer to Fig. 2, (French is Commission Internationale de l ' Eclairage in International Commission on Illumination, abbreviate CIE as) adopted mathematical way to define a kind of XYZ color space in 1931, X wherein, Y and Z value are by red, green and the blue value that derives.For practicality, derive xyY color space, wherein x=X/ (X+Y+Z), y=Y/ (X+Y+Z) by the XYZ color space again.Because the notion of color can be divided into lightness (brightness) and colourity (chromaticity) two parts, and XYZ color space (or xyY color space of its derivation) specially is designed to the Y value measured value of lightness, therefore x and y value then are the measured value of colourity, so the plane that x shown in Figure 2 and y value are constituted is called CIE 1931XYZ color space xy chromatic diagram, or abbreviates CIE 1931xy chromatic diagram as.In Fig. 2, all colourities that human eye can be seen have been contained in shape of a hoof zone 21, and rectangular region 22 is the colourity distribution range of fill-in light 12 colors of the present invention, and is verified, the more effective eye fatigue that alleviates the user of the colourity distribution range shown in this rectangular region 22.
Display device 1 shown in Figure 1 can be the display device of liquid crystal display, cathode-ray tube (CRT) (Cathode Ray Tube abbreviates CRT as) display device or other type.Fill-in light 12 can be provided by the light source of light emitting diode (Light-Emitting Diode abbreviates LED as) light source, electroluminescence (ElectroLuminescence abbreviates EL as) light source or other type.Fill-in light 12 can be provided by the light source of directly-down light source, side-light type light source or other modes of emplacement.
Fig. 3 is the exploded view according to the display device that a preferred embodiment of the present invention illustrated, and display device is example with the liquid crystal display in the present embodiment.Please refer to Fig. 3, liquid crystal display 3 comprises preceding frame 31, LCD MODULE 32, circuit control module 33 and after-frame 34, and wherein preceding frame 31 and after-frame 34 can be fixed LCD MODULE 32 and circuit control module 33 and be included in wherein.Preceding frame 31 comprises frame 311 and the zone 312 that is surrounded by frame 311, and the display surface 321 in order to provide picture to watch for the user is provided LCD MODULE 32.After liquid crystal display 3 installations, display surface 321 is located in the zone 312 that is surrounded by frame 311, in other words, frame 311 be located at display surface 321 around.Therefore the secondary light source relevant with fill-in light is provided can be set in frame 311.
In first embodiment, the frame 311 of display device 3 is transparent or semitransparent, makes secondary light source directly to be located in the frame 311.Secondary light source produces the fill-in light that color colourity belongs to rectangular region 22 shown in Figure 2, emits by transparent or semitransparent frame 311 equably then, therefore is equivalent to provide around display device 3 display surfaces 321 fill-in light.
In a second embodiment, the frame 311 of display device 3 is transparent or semitransparent, makes secondary light source directly to be located in the frame 311.Secondary light source produces for example light of white, therefore need between secondary light source and frame 311, colored filter be set, make the light of white produce the fill-in light that color colourity belongs to rectangular region 22 shown in Figure 2 by colored filter, emit by transparent or semitransparent frame 311 equably then, therefore be equivalent to around display device 3 display surfaces 321, provide fill-in light.
In the 3rd embodiment, the frame 311 of display device 3 is opaque, makes secondary light source not directly be located in the frame 311.This moment can be with reference to the design of Fig. 4, frame 311 has the accommodation space 313 of depression, and accommodation space 313 along with frame 311 be positioned at display device 3 display surfaces 321 around, secondary light source 314a～314d then is located in the accommodation space 313, size shape is covered with the diffuser plate 315 that the opening of accommodation space 313 agrees with mutually again.Secondary light source 314a～314d produces the fill-in light that color colourity belongs to rectangular region 22 shown in Figure 2, emits by diffuser plate 315 equably then, therefore is equivalent to provide around display device 3 display surfaces 321 fill-in light.
In the present embodiment, secondary light source 314a～314d is the side-lighting type light-emitting diode light source.With secondary light source 314a is example, please be simultaneously with reference to Fig. 4 and Fig. 5, and wherein Fig. 5 is top view and the side view of secondary light source 314a shown in Figure 4.Secondary light source 314a comprises light emitting diode 3141, light guide plate 3142 and reflecting plate 3143, wherein light emitting diode 3141 is located at printed circuit board (PCB) assembly (Print circuit Board Assembly, abbreviate PCBA as) on, and the printed circuit board (PCB) assembly is provided with required circuit.The light of light emitting diode 3141 emission enters in the light guide plate 3142 and is subjected to the reflection of reflecting plate 3143 and penetrates from the hole 3145 of the exiting surface 3144 of light guide plate 3142.Because light its light intensity of place the closer to light emitting diode 3141 in light guide plate 3142 of light emitting diode 3141 emissions is strong more, therefore the hole 3145 of the exiting surface 3144 of light guide plate 3142 is sparse more in its distribution of place the closer to light emitting diode 3141, and in that its distribution of place away from light emitting diode 3141 is intensive more more.
In the 4th embodiment, the frame 311 of display device 3 is opaque, makes secondary light source not directly be located in the frame 311, and can be provided with secondary light source this moment with reference to the design of Fig. 4, do not repeat them here.Secondary light source produces for example light of white, therefore need between secondary light source and diffuser plate, colored filter be set, make the light of white produce the fill-in light that color colourity belongs to rectangular region 22 shown in Figure 2 by colored filter, emit by diffuser plate equably then, therefore be equivalent to around display device 3 display surfaces 321, provide fill-in light.
In sum, the present invention is because of providing the fill-in light with particular color around the display device display surface, so that more effective user's eye fatigue that alleviates, and the secondary light source relevant with fill-in light is provided be located in the display device, secondary light source can not damaged because of being touched.
Embodiment provided by the present invention illustrates as above, yet the foregoing description is not in order to limit scope of patent protection of the present invention.Its scope of patent protection when with claim and etc. same domain and deciding.All those of ordinary skills, in not breaking away from this patent spirit or scope, change of being done or revision all belong to the equivalence of being finished under the spirit shown in the present and change or design, and should be included in the scope of patent protection.
Claims (10)
1. a display device is characterized in that, this display device display surface around provide a fill-in light, the colourity of this fill-in light color belong to CIE 1931xy chromatic diagram x value be 0.16 to 0.18 and the y value be in 0.12 to the 0.2 defined scope.
2. display device as claimed in claim 1 is characterized in that, this display device is a liquid crystal display or a cathode ray tube display device.
3. display device as claimed in claim 1 is characterized in that, this fill-in light is provided by a LED source or an electroluminescent light source.
4. display device as claimed in claim 1 is characterized in that, this fill-in light is provided by a directly-down light source or a side-light type light source.
5. display device as claimed in claim 1 is characterized in that, this display device comprises:
One transparent or semitransparent frame, be located at this display device display surface around; And
One secondary light source is located in this frame.
6. display device as claimed in claim 5 is characterized in that this secondary light source produces this fill-in light.
7. display device as claimed in claim 5 is characterized in that this display device also comprises a colored filter, and this colored filter is located between this secondary light source and this frame, and this secondary light source produces this fill-in light by this colored filter.
8. display device as claimed in claim 1 is characterized in that, this display device comprises:
One frame, be located at this display device display surface around, this frame have one the depression accommodation space and this accommodation space along with this frame be positioned at this display device display surface around;
One secondary light source is located in this accommodation space; And
One diffuser plate is located at the opening of this accommodation space.
9. display device as claimed in claim 8 is characterized in that this secondary light source produces this fill-in light.
10. display device as claimed in claim 8 is characterized in that this display device also comprises a colored filter, and this colored filter is located between this secondary light source and this diffuser plate, and this secondary light source produces this fill-in light by this colored filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102071180A CN102044195A (en) | 2009-10-23 | 2009-10-23 | Display equipment with eye fatigue relieving function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102071180A CN102044195A (en) | 2009-10-23 | 2009-10-23 | Display equipment with eye fatigue relieving function |
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| CN102044195A true CN102044195A (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102071180A Pending CN102044195A (en) | 2009-10-23 | 2009-10-23 | Display equipment with eye fatigue relieving function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI511110B (en) * | 2013-12-11 | 2015-12-01 | Ye Xin Technology Consulting Co Ltd | Display device and mothod for driving same |
| WO2016090518A1 (en) * | 2014-12-09 | 2016-06-16 | 林伯刚 | Yellow backlight system and yellow backlight method |
| CN106287435A (en) * | 2016-09-06 | 2017-01-04 | 合肥京东方光电科技有限公司 | A kind of backlight module and display device |
| EP3247475A4 (en) * | 2014-12-04 | 2018-08-15 | Dov Rotshtain | Computer-controlled board games |
-
2009
- 2009-10-23 CN CN2009102071180A patent/CN102044195A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI511110B (en) * | 2013-12-11 | 2015-12-01 | Ye Xin Technology Consulting Co Ltd | Display device and mothod for driving same |
| US9520078B2 (en) | 2013-12-11 | 2016-12-13 | Hon Hai Precision Industry Co., Ltd. | Display device having a normal mode and an eye protection mode and method for driving same |
| EP3247475A4 (en) * | 2014-12-04 | 2018-08-15 | Dov Rotshtain | Computer-controlled board games |
| EP4005649A1 (en) * | 2014-12-04 | 2022-06-01 | Dov Rotshtain | Computer-controlled board games |
| US11471752B2 (en) | 2014-12-04 | 2022-10-18 | Dov Rotshtain | Computer-controlled board games |
| WO2016090518A1 (en) * | 2014-12-09 | 2016-06-16 | 林伯刚 | Yellow backlight system and yellow backlight method |
| RU2673775C1 (en) * | 2014-12-09 | 2018-11-29 | По-Кан ЛИНЬ | Yellow lighting system and method of realization of yellow lighting |
| CN106287435A (en) * | 2016-09-06 | 2017-01-04 | 合肥京东方光电科技有限公司 | A kind of backlight module and display device |
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Application publication date: 20110504 |