CN104751805B - Method, light source module and electronic installation that adjustment image is shown - Google Patents
Method, light source module and electronic installation that adjustment image is shown Download PDFInfo
- Publication number
- CN104751805B CN104751805B CN201410082856.8A CN201410082856A CN104751805B CN 104751805 B CN104751805 B CN 104751805B CN 201410082856 A CN201410082856 A CN 201410082856A CN 104751805 B CN104751805 B CN 104751805B
- Authority
- CN
- China
- Prior art keywords
- light source
- group
- light
- source module
- emitting diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Planar Illumination Modules (AREA)
- Led Device Packages (AREA)
Abstract
It is a kind of to adjust method, light source module and electronic installation that image is shown.The method that adjustment image is shown comprises the following steps.The one group of light source and second group of light source of light source module are independently driven with corresponding driving intensity respectively.Receive image idsplay order.One group of light source is adjusted according to image idsplay order and distinguishes corresponding driving intensity with second group of light source, wherein the luminous colour gamut of one group of light source is wide in the luminous colour gamut of second group of light source, the luminous efficiency of second group of light source is higher than the luminous efficiency of one group of light source.
Description
Technical field
Method, light source module and electronic installation that image is shown are adjusted the invention relates to a kind of, and is particularly had
Method, light source module and electronic installation that a kind of adjustment image on adjustable light source luminosity is shown.
Background technology
In recent years, because liquid crystal display device is increasingly towards the trend hair of high color saturation (color saturation)
Exhibition, therefore extensively the research and development of products of colour gamut display device is paid attention to by association area.In general, the light of wide colour gamut display device
Source is generally using feux rouges, green glow and blue LED chip collocation quantum dot (quantum dot) element, so that display is filled
The image frame put has wide colour gamut and high color saturation.However, with using blue LED chip collocation yttroalumite
The light source of garnet (Yttrium Aluminum Garnet, YAG) is compared, the luminous efficiency of the light source of wide colour gamut display device compared with
It is low, make product that there is higher power attenuation and shorter product service life.
The content of the invention
The present invention provides a kind of method that adjustment image is shown, the image of good quality can be presented in it, and extends product
Service life.
The present invention provides a kind of light source module, and it has a good color saturation, and with good luminous efficiency with
And excellent service life.
The present invention provides a kind of electronic installation, and it has good color saturation, and with excellent service life.
The method that the adjustment image of the present invention is shown, including：Light source die is independently driven with corresponding driving intensity respectively
The one group of light source of block and second group of light source；Receive image idsplay order；And according to the image idsplay order, adjust this first
Group second group of light source of light source and this distinguishes corresponding driving intensity, wherein the luminous colour gamut of the one group of light source extensively in this second
The luminous colour gamut of group light source, the luminous efficiency of second group of light source is higher than the luminous efficiency of the one group of light source.
The light source module of the present invention includes one group of light source, second group of light source and processor.One group of light source it is luminous
Colour gamut is wide in the luminous colour gamut of second group of light source, and the luminous efficiency of second group of light source is higher than the luminous efficiency of one group of light source.Place
Reason device is electrically connected with one group of light source and second group of light source, and to adjust the one group of light source with being somebody's turn to do according to image idsplay order
Second group of light source distinguishes corresponding driving intensity.
The electronic installation of the present invention includes body and foregoing light source module.Light source module is configured in body.
Method, light source module and the electronic installation shown based on above-mentioned, of the invention adjustment image can meet part figure
As picture is for the demand of wide colour gamut and improves luminous efficiency.
For the features described above and advantage of the present invention can be become apparent, special embodiment below, and coordinate institute's accompanying drawings
It is described in detail below.
Brief description of the drawings
Fig. 1 is a kind of configuration diagram of electronic installation of one embodiment of the invention.
Fig. 2A is the block diagram of Fig. 1 light source module.
Fig. 2 B are the configuration diagrams of Fig. 1 light source module.
Fig. 2 C are the schematic cross-sectional views of A-A along Fig. 1 electronic installation.
Fig. 2 D are the schematic cross-sectional views of B-B along Fig. 1 electronic installation.
Fig. 3 is a kind of flow chart of method that shows of adjustment image of one embodiment of the invention.
Fig. 4 is the luminous efficiency of Fig. 2A light source module, the current ratio of different from flowing through groups of light sources of color saturation
Graph of a relation.
Fig. 5 is a kind of schematic cross-sectional view of light-emitting component of Fig. 2A light source module.
Fig. 6 A are the schematic cross-sectional view of Fig. 1 different light source modules from Fig. 6 B.
Fig. 7 is a kind of configuration diagram of electronic installation of another embodiment of the present invention.
Fig. 8 A to Fig. 8 C are the schematic cross-sectional views of Fig. 7 different light source modules.
Fig. 9 is a kind of configuration diagram of electronic installation of further embodiment of this invention.
[label declaration]
100、700、900：Electronic installation 110：Body
120：Display panel
200、600a、600b、800a、800b、800c、1000：Light source module
210、610a、610b：One group of light source
211、611a、611b：First white light emitting diode
611B：Blue LED chip 611Ra, 611Rb：Red light quantum point element
611G：Green light quantum point element 220：Second group of light source
221：Second white light emitting diode 230：Processor
240：Flexible PCB 840a：First flexible PCB
840b：Second flexible PCB 250：Light guide plate
260：Blooming piece LS：Incident side
LS1：First incident side LS2：Second incident side
BS：Bottom surface ES：Exiting surface
LE：Light-emitting component A-A, B-B：Hatching line
S110、S120、S121、S122、S123、S123、S130：Step
Embodiment
Fig. 1 is a kind of configuration diagram of electronic installation of one embodiment of the invention.Fig. 2A is the side of Fig. 1 light source module
Block figure.Fig. 2 B are the configuration diagrams of Fig. 1 light source module.Fig. 1 is refer to, electronic installation 100 includes body 110 and light source
Module 200.As shown in Figure 2 A, in the present embodiment, light source module 200 is configured in body 110.Light source module 200 includes the
One group of light source 210, second group of light source 220 and processor 230, wherein the luminous colour gamut of one group of light source 210 is wide in second group
The luminous colour gamut of light source 220, the luminous efficiency of second group of light source 220 is higher than the luminous efficiency of one group of light source 210.
For example, as shown in Figure 2 B, one group of light source 210 includes multiple first white light emitting diodes 211, second group
Light source 220 includes multiple second white light emitting diodes 221.In the present embodiment, the first white light emitting diode 211 is comprising more
Individual blue light diode, feux rouges conversion medium and green glow conversion medium, the second white light emitting diode 221 include multiple poles of blue light two
Pipe and gold-tinted conversion medium.For example, each first white light emitting diode 211 is, for example, to be covered with red phosphor respectively thereon
With the blue LED chip of green phosphor, and white light can be provided, or each first white light emitting diode 211 also may be used
To be covered with the red light-emitting diode chip and blue LED chip of green phosphor thereon.This means, each first white light
Light emitting diode 211 may include red phosphor, green phosphor and blue LED chip, or including red light-emitting
The combination of diode chip for backlight unit, green phosphor and blue LED chip.On the other hand, each second white light emitting diode
221 include yttrium-aluminium-garnet and blue LED chip, and can provide the illuminant colour with the first white light emitting diode 211
The different white light in domain, and with higher luminous efficiency.In other words, in the present embodiment, each first white light emitting diode 211
It can be used to provide the white light with wide colour gamut and high color saturation, and the second white light emitting diode 221 then has well
Luminous efficiency and the service life that product can be extended.Fig. 2 C are the schematic cross-sectional views of A-A along Fig. 1 electronic installation.Fig. 2 D are
B-B schematic cross-sectional view along Fig. 1 electronic installation.Furthermore, in the present embodiment, light source module 200 also includes soft
Property circuit board 240 and light guide plate 250, and electronic installation 100 also includes display panel 120.It refer to Fig. 2 B to Fig. 2 D, light guide plate
250 have incident side LS, and these first white light emitting diodes 211 are staggered with these second white light emitting diodes 221
In flexible PCB 240 and positioned at incident side LS (as shown in Figure 2 B).When the first white light emitting diode 211 and the second white light are sent out
When optical diode 221 lights, its light provided can enter light guide plate 250 by incident side LS, and in the inside of light guide plate 250
In be all-trans emission mode advance.On the other hand, on the bottom surface BS of light guide plate 250 also can have scattering micro-structural (not illustrating) with
Total reflection phenomenon is destroyed, and then light is left light guide plate 250 via exiting surface ES.
In addition, in the present embodiment, light source module 200 also includes an at least blooming piece 260, positioned at the transmission road of light
On footpath, and positioned between light guide plate 250 and display panel 120.For example, in the present embodiment, blooming piece 260 may include
At least one of prismatic lens, diffusion sheet, other blooming pieces, but the present invention is not limited., prismatic lens, which has, makes light
The effect of collimationization, can reach the effect of the positive briliancy of lifting light source module 200, and then provide the high briliancy of display panel 120
Area source.
In addition, referring again to Fig. 2A, in the present embodiment, processor 230 is electrically connected with one group of light source 210 and second group
Light source 220, and to change the luminosity of one group of light source 210 and second group of light source 220 according to image idsplay order.Change speech
It, when the white light that these first white light emitting diodes 211 and these second white light emitting diodes 221 are sent is via entering light
Side LS, which enters after light guide plate 250, to be mixed in light guide plate 250, and further can provide aobvious for different image models
Show the white light in the different colors domain of panel 120, to meet different images picture for wide colour gamut and the demand of high color saturation
And maintain the service life of product.
The Fig. 3 that arranges in pairs or groups is described further to the step details for the method that adjustment image is shown below.
Fig. 3 is a kind of flow chart of method that shows of adjustment image of one embodiment of the invention.Fig. 3 is refer to, in this reality
Apply in example, the method that adjustment image is shown can for example be performed using the processor 230 of the electronic installation 100 in Fig. 2A, but this
Invention is not limited.The method that the adjustment image of the present embodiment is shown comprises the following steps.First, user can be according to actual need
Selection image model is sought, the one group of light source 210 and second of light source module 200 is independently driven with corresponding driving intensity respectively
Group light source 220.Then, step S110 is performed, image idsplay order is received.Afterwards, step S120 is performed, is shown and referred to according to image
Order, changes adjustment one group of light source 210 and distinguishes corresponding driving intensity with second group of light source 220, wherein one group of light source
210 luminous colour gamut is wide in the luminous colour gamut of second group of light source 220, higher than first group light of luminous efficiency of second group of light source 220
The luminous efficiency in source 210.
In the method that the adjustment image of the present embodiment is shown, the method for image model is selected also to include judging to show feelings
Border, and the luminous performance according to corresponding to display situation decision judges light source module 210,220, wherein luminous performance is comprised at least
One of power output, luminous efficiency and luminous colour gamut of light source module 210,220.Under different image models, processing
The energy of device 230 determines power ratio according to luminous performance, and power ratio is the output intensity of one group of light source 210 to second group of light source
The ratio of 220 output intensity, and according to power ratio adjust one group of light source 210 and second group of light source 220 it is corresponding respectively
Driving intensity ratio.More specifically, display situation can be comprising high effective model and wide colour gamut pattern, when being judged as efficient mould
During formula, power ratio is reduced, and when being judged as wide colour gamut pattern, hoisting power ratio.For example, in the present embodiment,
Different image models can respectively be defined in advance according to different image function demands, for example, can be photograph well in electronic installation 100
It is higher for the demand of the color saturation of image when piece is browsed, and when carrying out audio-visual browse, is then not required to too high color and satisfies
And degree, and the luminous efficiency of group light source can be properly increased, to avoid too high power attenuation.
Furthermore, as shown in figure 3, step S120 includes sub-step S121, S122 and S123.
In the step 120, processor 230 can perform step S121 or S122 according to image idsplay order, close first group
One of light source 210 and second group of light source 220 and the another one for only opening one group of light source 210 and second group of light source 220, for example
Close one group of light source 210 and only open second group of light source 220 (as shown in step S121) or close one group of light source 210 and only
Open second group of light source 220 (as shown in step S122).Or step S123 is performed, while opening one group of light source 210 and the
Two groups of light sources 220, and adjustment one group of light source 210 distinguishes corresponding driving intensity with second group of light source 220.In this reality
Apply in example, processor 230 adjusts the side that one group of light source 210 distinguishes corresponding driving intensity with second group of light source 220
Rule controls to flow through the size of current of different groups of light sources in this way, so can reach adjustment one group of light source 210 and second group of light
Distinguish the effect of corresponding driving intensity in source 220.
Fig. 4 is the luminous efficiency of Fig. 2A light source module, the current ratio of different from flowing through groups of light sources of color saturation
Graph of a relation.Fig. 2A and Fig. 4 are refer to, for example, the size of current for flowing through one group of light source 210 and second group of light source 220 can
Enumerate as shown in Table 1.However, hereinafter cited data are not limited to the present invention, any those skilled in the art exist
With reference to the present invention after, when can to its parameter or setting make appropriate change, precisely because should belong in scope of the invention.
| Size of current (mA) |
| One group of light source 210 | 0 | 5 | 10 | 15 | 20 |
| Second group of light source 220 | 20 | 15 | 10 | 5 | 0 |
| Current ratio R | 0 | 0.33 | 0.5 | 3 | It is infinitely great |
The ＞ of ＜ tables one
In Table 1, one group of light source 210 and the size of current summation of second group of light source 220, for example, 20 milliamperes (mA),
But it is different from the size of current of second group of light source 220 due to flowing through one group of light source 210, therefore light source module 200 can also have
Different luminous efficiencies, and can also have different color saturations.Table one and Fig. 4 are refer to, in the present embodiment, electric current ratio
Example R definition is the ratio for flowing through the size of current of one group of light source 210 and flowing through the size of current of second group of light source 220, is changed
Yan Zhi, when current ratio is bigger, represent flow through one group of light source 210 size of current can be more than flow through second group of light source 220
Size of current, therefore the luminous efficiency of light source module 200 is better (the solid line trend as depicted in Fig. 4), but color saturation
It will decline (the dotted line trend as depicted in Fig. 4).Conversely, when current ratio is smaller, the luminous efficiency of light source module 200 compared with
Difference, but color saturation can be lifted.Consequently, it is possible to user can then carry out the setting of image model according to actual demand, and not
Corresponding driving intensity is distinguished with first group of light source 210 is adjusted under image model with second group of light source 220, to take into account image
The luminous efficiency of display effect and light source module 200.
Then, referring once again to Fig. 3, step S130 is performed, according to image idsplay order, change is with light source module 200
The gamma curve of the display panel 120 of light source.For example, when the size of current for flowing through second group of light source 220 is bigger, it can make
Electronic installation 100 can provide the image frame of high color saturation.In this mode, can be by processor 230 for display
The gamma curve for the image frame that panel 120 is presented is adjusted, and carries out corresponding picture signal processing (Image
Signal Process), the memory color that system is defined can be returned to the colour of skin or particular color in causing people cognitive
In the colour gamut of (Memory Color).In this way, the pixel color of image can be made to reach the effect for improving saturation degree, while can also make
The colour of skin or particular color during people are cognitive keep natural complexion.
In addition, though the first white light emitting diode 211 and the second white light emitting diode 221 of previous embodiment are with encapsulation
To illustrate in different light-emitting components, but the present invention is not limited.In another embodiment, the first white light emitting diode
211 and second white light emitting diode 221 can also be packaged in same light-emitting component LE (as shown in Figure 5), below will collocation
Fig. 5 is further explained.
Fig. 5 is a kind of schematic cross-sectional view of light-emitting component of Fig. 2A light source module.It refer to Fig. 5, the of the present embodiment
Every one first white light emitting diode 511 of one group of light source 210 can be with second group of light source 220 wherein one second white-light emitting
Diode 521 is encapsulated in a light-emitting component LE.In the present embodiment, the first white light emitting diode 511 is, for example, thereon
It is covered with phosphor PH light-emitting diode chip for backlight unit LC1.For example, when light-emitting diode chip for backlight unit LC1 is blue light-emitting diode
During chip, phosphor PH can be red phosphor and green phosphor, and when light-emitting diode chip for backlight unit LC1 is the pole of red light-emitting two
When die is with blue LED chip, phosphor PH is green phosphor.On the other hand, the second white light emitting diode
521 include yttrium aluminium garnet YAG and light-emitting diode chip for backlight unit LC2, and wherein light-emitting diode chip for backlight unit LC2 is blue light-emitting diode
Chip, and the white lights different from the luminous colour gamut of the first white light emitting diode 511 can be provided, and with higher luminous effect
Rate.When this light-emitting component LE is used in light source module 200, it can also be adjusted under different images pattern by processor 230
Whole one group of light source 210 distinguishes corresponding driving intensity with second group of light source 220, and makes light source module 200 and electronic installation
100 reach previously described effect and advantage, and just it will not go into details herein.
In addition, though the first white light emitting diode 211 of previous embodiment is different with the collocation of different light-emitting diode chip for backlight unit
The use of phosphor material is illustrates, but the present invention is not limited.In other embodiments, the first white light emitting diode
211 can also use the use of the different phosphor materials of light-emitting diode chip for backlight unit collocation or quantum dot element.Below will collocation Fig. 6 A
Further explained with Fig. 6 B.
Fig. 6 A are the schematic cross-sectional view of Fig. 1 different light source modules from Fig. 6 B.It refer to Fig. 6 A and Fig. 6 B, light source module
600a, 600b are similar with Fig. 1 light source module 200, and difference is as described below.In Fig. 6 A embodiment, light source module 600a
Also include red light quantum point element 611Ra and green light quantum point element 611G, and one group of light source 610a each first white light hair
Optical diode 611a is, for example, blue LED chip.For example, in the present embodiment, red light quantum point element
611Ra and green light quantum point element 611G is, for example, quantum dot fluorescence material, can be packaged in glass, and positioned at blue light emitting
Between diode chip for backlight unit 611B and the incident side LS of light guide plate 250.In other words, red light quantum point element 611Ra and green quantum
Point element 611G is located on the light bang path that blue LED chip 611B is provided, and can be used to provide wide colour gamut
White light with high color saturation is into display panel 120.In this way, when the first white light emitting diode 611a is applied to light source die
During block 600a, light source module 600a also by processor 230 can adjust one group of light source 610a and the under different images pattern
Two groups of light sources 220 distinguish corresponding driving intensity, and make light source module 600a reach effect similar with light source module 200 and
Advantage, just it will not go into details herein.
On the other hand, in Fig. 6 B embodiment, one group of light source 610b each first white light emitting diode 611b
It is covered with the blue LED chip of green phosphor thereon in this way, and the one group of light source 610b of light source module 600 is also wrapped
Include red light quantum point element 611Rb.In the present embodiment, red light quantum point element 611Rb is, for example, red light quantum point film
(quantum dot film), and positioned between light guide plate 250 and display panel 120.When blue LED chip is sent
During light, its light first passes through green phosphor and is partially converted to green glow, and is transferred to red light quantum point by light guide plate 250
Feux rouges is partially converted at element 611Rb, and then forms the white light of wide colour gamut and high color saturation, and is passed to again aobvious
Show panel 120.
In addition, in Fig. 6 B embodiment, the light that the second white light emitting diode 221 is sent also can be by red quantum
Point element 611Rb.While gamma curves of the abovementioned steps S130 to change display panel 120 is performed, also optionally
Saturation degree for feux rouges color is adjusted, so that the pixel color that image is presented keeps nature.In this way, when the first white light hair
When optical diode 611b is applied to light source module 600b, light source module 600b also can pass through processor under different images pattern
230 adjustment one group of light source 610b distinguish corresponding driving intensity with second group of light source 220, and reach light source module 600b
Effect and advantage similar with light source module 200, just it will not go into details herein.
Hold above-mentioned, because light source module 600a, 600b can all pass through the adjustment of processor 230 first under different images pattern
Group light source 210 distinguishes corresponding driving intensity with second group of light source 220, therefore also can all be applied to Fig. 1 electronic installation
In 100, and electronic installation 100 is still can reach similar effect and advantage, also repeat no more herein.
Fig. 7 is a kind of configuration diagram of electronic installation of another embodiment of the present invention.Fig. 8 A to Fig. 8 C are Fig. 7 differences
The schematic cross-sectional view of light source module.Fig. 7 and Fig. 8 A to Fig. 8 C are refer to, electronic installation 700 is similar with Fig. 1 electronic installation 100,
Light source module 800a, 800b, 800c are similar with Fig. 1 light source module 200, and difference is as described below.Please also refer to according to Fig. 7 and figure
8A, in the present embodiment, light source module 800a also include the first flexible PCB 840a, the second flexible PCB 840b and leaded light
Plate 250, wherein light guide plate 250 have relative the first incident side LS1 and the second incident side LS2.
As shown in fig. 7, first white light emitting diode 211 of above-described embodiment be arranged in the first flexible PCB 840a and
Positioned at the first incident side LS1, and the second white light emitting diode 221 is arranged in the second flexible PCB 840b and enters positioned at second
Light side LS2.When the first white light emitting diode 211 and the second white light emitting diode 221 light, its white light sent can
Enter light guide plate 250 via the first incident side LS1 and the second incident side LS2 respectively, and can be mixed in light guide plate 250,
And the white light in the different colors domain of display panel 120 further can be provided for different image models.
As shown in Figure 8 A, in the present embodiment, light source module 800a the first white light emitting diode 211 and the second white light
The combination of materials of light emitting diode 221 is identical with Fig. 2 B light source module 200, and can form similar with the function of light source module 200
Structure.On the other hand, in embodiment as shown in Figure 8 B, light source module 800b the first white light emitting diode 611a
It is identical with the combination of materials of the second white light emitting diode 221 and Fig. 6 A light source module 600a, and can be formed and light source module
The functionally similar structures of 600a.In embodiment as shown in Figure 8 C, light source module 800c the first white light emitting diode
611b is identical with the combination of materials of the second white light emitting diode 221 and Fig. 6 B light source module 600b, and can be formed and light source
The functionally similar structures of module 600b.The light source module 800c shown in light source module 800b and Fig. 8 C shown in Fig. 8 B can be used to
Replace the light source module 800a shown in Fig. 8 A.Light source module 800a, 800b, 800c can all pass through processing under different images pattern
The adjustment one group of light source 210 of device 230 (or 610a, 610b) distinguishes corresponding driving intensity with second group of light source 220, and makes
Light source module 800a, 800b, 800c and electronic installation 700 reach to be filled with foregoing light source module 200,600a, 600b and electronics
100 similar effects and advantage are put, just it will not go into details herein.
Fig. 9 is a kind of configuration diagram of electronic installation of further embodiment of this invention.It refer to Fig. 9, electronic installation 900
It is similar with Fig. 7 electronic installation 700, and difference is as described below.First white-light emitting of the light source module 1000 of electronic installation 900
Diode 211 is staggered in the first flexible PCB 840a with the second white light emitting diode of part 221 and entered positioned at first
Light side LS1, these other second white light emitting diodes 221 are arranged in the second flexible PCB 840b and positioned at the second incident side
LS2.In this way, when the first white light emitting diode 211 and the second white light emitting diode 221 light, its white light sent
Light guide plate 250 can be entered via the first incident side LS1 and the second incident side LS2 respectively, and can be mixed in light guide plate 250
Close, and the white light in the different colors domain of display panel 120 further can be provided for different image models.
In other words, light source module 1000 can also pass through the adjustment one group of light source 210 of processor 230 under different images pattern
Distinguish corresponding driving intensity with second group of light source 220, and make light source module 1000 and electronic installation 700 reach with it is foregoing
Light source module 200 effect and advantage similar with electronic installation 100, just it will not go into details herein.In addition, light source module 1000 also may be used
Using first white light emitting diode 611a, 611b, and form similar foregoing light source module 800b, 800c structure respectively,
And there is foregoing light source module 800b, 800c and advantage, also repeat no more herein.
In addition, though the blue light that the second white light emitting diode 221 of previous embodiment is used with yttrium-aluminium-garnet of arranging in pairs or groups is sent out
Luminous diode chip is illustrates, but the present invention is not limited.In other embodiments, the second white light emitting diode 221 is also
Can be the blue LED chip for being covered with red phosphor and green phosphor respectively thereon, the first white light hair that can be arranged in pairs or groups
The framework of optical diode is, for example,：It is covered with the red light-emitting diode chip and blue LED chip of green phosphor；
Blue LED chip collocation red light quantum point element and green light quantum point element；；Or, green phosphor is covered with thereon
Blue LED chip collocation red light quantum point element.Can so be formed similar to light source module 200,600a,
600b, 800a, 800b, 800c, 1000 structure, and reach previously described light source module 200,600a, 600b, 800a, 800b,
800c, 1000 effect and advantage, just it will not go into details herein.
In addition, it should be noted that, in the aforementioned embodiment, one group of light source 210,610a luminous efficiency are just and luminous
Colour gamut size is for the luminous efficiency and luminous colour gamut of second group of light source 220.For example, when one group of light source
610a includes multiple blue light diodes, feux rouges conversion medium and green glow conversion medium, and second group of light source 220 includes multiple blue lights two
When pole pipe and gold-tinted conversion medium, the luminous efficiency using second group of light source 220 of gold-tinted conversion medium is higher, but colour gamut compared with
It is small.However, when one group of light source 610a and second group of light source 220 are all using feux rouges conversion medium and green glow conversion medium, making
Can be higher than the luminous efficiency of the one group of light source 610a using quantum dot element with second group of light source 220 of phosphor, but color
Domain is smaller.
In summary, the adjustment image of embodiments of the invention is shown method, light source module electronic installation are according to image
Pattern difference and adjust one group of light source distinguish corresponding driving intensity with second group of light source, can so take into account the matter of image
The luminous efficiency of amount and light source module, and then parts of images picture is met for wide colour gamut and the demand of high color saturation,
And improve luminous efficiency and extend the service life of product.
Although the present invention is disclosed above with embodiment, so it is not limited to the present invention, any art
Middle tool usually intellectual, without departing from the spirit and scope of the present invention, when a little change and retouching can be made, thus it is of the invention
Protection domain when being defined depending on the scope of the appended claims person of defining.
Claims (15)
1. a kind of adjust the method that image is shown, it is characterised in that including：
The one group of light source and second group of light source of light source module are independently driven with corresponding driving intensity respectively；
Judge to show situation, and the luminous performance according to corresponding to display situation decision judges the light source module, the wherein hair
Light performance is including at least one of power output, luminous efficiency and luminous colour gamut of the light source module；
Power ratio is determined according to the luminous performance, the power ratio is the output intensity of the one group of light source to second group of light
The ratio of the output intensity in source；
Image idsplay order is received, the image idsplay order includes the power ratio；And
According to the power ratio of the image idsplay order, adjust second group of light source of the one group of light source and this and distinguish corresponding
Intensity is driven, the wherein luminous colour gamut of the one group of light source is wide in the luminous colour gamut of second group of light source, second group of light source
Luminous efficiency is higher than the luminous efficiency of the one group of light source.
2. the method that show of adjustment image according to claim 1, it is characterised in that adjust the one group of light source and this
Two groups of light sources institute respectively corresponding driving intensity the step of include closing the one group of light source and only opening second group of light source.
3. the method that show of adjustment image according to claim 1, it is characterised in that adjust the one group of light source and this
The step of luminosity of two groups of light sources, includes the one group of light source and second group of light source is all unlocked.
4. the method that adjustment image according to claim 1 is shown, it is characterised in that also refer to including being shown according to the image
Order, changes the gamma curve using the light source module as the display panel of light source.
5. the method that adjustment image according to claim 1 is shown, it is characterised in that the display situation includes high effective model
With wide colour gamut pattern, and when being judged as the high effective model, the power ratio is reduced, and when being judged as the wide colour gamut pattern,
Lift the power ratio.
6. a kind of light source module, it is characterised in that including：
One group of light source；
Second group of light source, the wherein luminous colour gamut of the one group of light source are wide in the luminous colour gamut of second group of light source, this second group
The luminous efficiency of light source is higher than the luminous efficiency of the one group of light source；And
Processor, is electrically connected with the one group of light source and second group of light source, to judge to show situation, and according to the display feelings
Border decision judges the luminous performance corresponding to the light source module, determines power ratio according to the luminous performance, the power ratio is
The output intensity of the one group of light source is to the ratio of the output intensity of second group of light source, and according to the figure comprising the power ratio
Distinguish corresponding driving intensity as idsplay order adjusts second group of light source of the one group of light source and this, wherein this lights performance extremely
One of power output, luminous efficiency and luminous colour gamut of the light source module are included less.
7. light source module according to claim 6, it is characterised in that the one group of light source includes multiple first white-light emittings
Diode, second group of light source includes multiple second white light emitting diodes, wherein the plurality of first white light emitting diode bag
Containing multiple blue light diodes, feux rouges conversion medium and green glow conversion medium, the plurality of second white light emitting diode is comprising multiple
Blue light diode and gold-tinted conversion medium.
8. light source module according to claim 7, it is characterised in that also including flexible PCB and light guide plate, wherein should
Light guide plate has an incident side, the plurality of first white light emitting diode and the plurality of second white light emitting diode be staggered in
The flexible PCB and positioned at the incident side.
9. light source module according to claim 7, it is characterised in that also including the first flexible PCB, the second flexible electrical
Road plate and light guide plate, the wherein light guide plate have the first relative incident side and the second incident side, the plurality of first white-light emitting
Diode arrangement is in first flexible PCB and positioned at first incident side, and the plurality of second white light emitting diode is arranged in
Second flexible PCB and positioned at second incident side.
10. light source module according to claim 7, it is characterised in that also including the first flexible PCB, the second flexible electrical
Road plate and light guide plate, the wherein light guide plate have the first relative incident side and the second incident side, the plurality of first white-light emitting
Diode and the plurality of second white light emitting diode in part are staggered in first flexible PCB and first entered positioned at this
Light side, other the plurality of second white light emitting diodes are arranged in second flexible PCB and positioned at second incident side.
11. light source module according to claim 7, it is characterised in that respectively first white light emitting diode includes：
Red phosphor, green phosphor and blue LED chip；Or
Red light-emitting diode chip, green phosphor and blue LED chip.
12. light source module according to claim 7, it is characterised in that respectively second white light emitting diode includes：
Red phosphor, green phosphor and blue LED chip；Or
Yttrium-aluminium-garnet and blue LED chip.
13. light source module according to claim 6, it is characterised in that also including red light quantum point element and green quantum
Point element, the wherein one group of light source include multiple blue LED chips.
14. light source module according to claim 6, it is characterised in that also including red light quantum point element, wherein this first
Group light source includes multiple blue LED chips and green phosphor.
15. a kind of electronic installation, it is characterised in that including：
Body；And
Light source module as described in any in claim 6-14, is configured in the body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/144,563 | 2013-12-31 | ||
| US14/144,563 US9570044B2 (en) | 2013-05-09 | 2013-12-31 | Image adjusting method, light source module and electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104751805A CN104751805A (en) | 2015-07-01 |
| CN104751805B true CN104751805B (en) | 2017-08-15 |
Family
ID=53591380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410082856.8A Active CN104751805B (en) | 2013-12-31 | 2014-03-07 | Method, light source module and electronic installation that adjustment image is shown |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104751805B (en) |
| TW (1) | TWI522998B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280158A (en) | 2014-07-24 | 2016-01-27 | 扬升照明股份有限公司 | Display device and control method of backlight module thereof |
| TWI635338B (en) * | 2017-08-30 | 2018-09-11 | 宏碁股份有限公司 | Edge backlight module, display apparatus and backlight control method thereof |
| TWI695369B (en) * | 2017-12-26 | 2020-06-01 | 瑞鼎科技股份有限公司 | Display mode conversion method applied to display driving circuit |
| US11763759B2 (en) | 2019-12-13 | 2023-09-19 | Hewlett-Packard Development Company, L.P. | High color and narrow color gamut display panel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101222797A (en) * | 2007-01-08 | 2008-07-16 | 香港应用科技研究院有限公司 | Light emitting diode backlight system and method capable of adjusting color range |
| CN101614351A (en) * | 2009-07-28 | 2009-12-30 | 上海广电光电子有限公司 | LED-backlit source and driving method thereof |
| CN202521397U (en) * | 2012-02-15 | 2012-11-07 | 青岛海信电器股份有限公司 | Backlight module |
| CN102891243A (en) * | 2011-07-18 | 2013-01-23 | 三星电子株式会社 | White light emitting device, and display apparatus and illumination apparatus using the same |
| CN103234149A (en) * | 2013-03-29 | 2013-08-07 | 京东方科技集团股份有限公司 | Backlight module, liquid crystal display and backlight drive control method |
-
2014
- 2014-01-03 TW TW103100195A patent/TWI522998B/en active
- 2014-03-07 CN CN201410082856.8A patent/CN104751805B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101222797A (en) * | 2007-01-08 | 2008-07-16 | 香港应用科技研究院有限公司 | Light emitting diode backlight system and method capable of adjusting color range |
| CN101614351A (en) * | 2009-07-28 | 2009-12-30 | 上海广电光电子有限公司 | LED-backlit source and driving method thereof |
| CN102891243A (en) * | 2011-07-18 | 2013-01-23 | 三星电子株式会社 | White light emitting device, and display apparatus and illumination apparatus using the same |
| CN202521397U (en) * | 2012-02-15 | 2012-11-07 | 青岛海信电器股份有限公司 | Backlight module |
| CN103234149A (en) * | 2013-03-29 | 2013-08-07 | 京东方科技集团股份有限公司 | Backlight module, liquid crystal display and backlight drive control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104751805A (en) | 2015-07-01 |
| TWI522998B (en) | 2016-02-21 |
| TW201525977A (en) | 2015-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11295680B2 (en) | Method and apparatus of a multi-modal illumination and display for improved color rendering, power efficiency, health and eye-safety | |
| CN104483778B (en) | Light-emitting device, backlight module and liquid crystal display device | |
| CN103854613B (en) | Light source control module, backlight module and driving method thereof, display device | |
| WO2018227653A1 (en) | Backlight module and liquid crystal display apparatus | |
| CN104751805B (en) | Method, light source module and electronic installation that adjustment image is shown | |
| CN107390428A (en) | Down straight aphototropism mode set and liquid crystal display | |
| CN107966859A (en) | Liquid crystal display and its low blue light display control program, low blue light display methods | |
| CN105892145B (en) | Display and display module thereof | |
| CN207799291U (en) | A kind of high colour gamut illuminating module | |
| CN109389947A (en) | Show equipment | |
| CN109143682A (en) | Backlight module and display device | |
| CN105913796B (en) | Driving circuit, driving method and the LED drive chip of LED display | |
| CN108597386B (en) | Color film, micro LED device, manufacturing method of micro LED device and display device | |
| CN106772761A (en) | A kind of colour gamut side entering-type LED backlight module high | |
| KR20160077482A (en) | Liquid crystal display device | |
| CN102483534A (en) | Backlight unit, display apparatus and method of controlling backlight unit | |
| CN105609061B (en) | A kind of modulator approach of LCOS liquid crystal device, apparatus and system | |
| CN208058713U (en) | A kind of high colour gamut backlight optical system and device, backlight lamp bar and backlight module | |
| CN102709280A (en) | Chip on board (COB) integrated light source module | |
| CN202678308U (en) | COB integrated optical source module | |
| CN206133150U (en) | LED, lamp strip, backlight and liquid crystal display module | |
| CN209086620U (en) | It is a kind of for improving the light-mixing structure of display device colour gamut and visual acuity | |
| US9570044B2 (en) | Image adjusting method, light source module and electronic device | |
| CN206339681U (en) | A kind of high colour gamut side entering-type LED backlight module | |
| CN107479252B (en) | LED lamp bead, backlight source and backlight module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |