CN109993114A - A kind of lines identification display device and its lines recognition methods - Google Patents
A kind of lines identification display device and its lines recognition methods Download PDFInfo
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- CN109993114A CN109993114A CN201910251121.6A CN201910251121A CN109993114A CN 109993114 A CN109993114 A CN 109993114A CN 201910251121 A CN201910251121 A CN 201910251121A CN 109993114 A CN109993114 A CN 109993114A
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- color
- lines
- color blocking
- light
- electroluminescence cell
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
- H10K59/65—OLEDs integrated with inorganic image sensors
Abstract
This application discloses a kind of lines identification display device and its lines recognition methods, are harassed with light source when being imaged to avoid lines, promote lines imaging effect.A kind of lines identification display device provided by the embodiments of the present application, lines identification display device include: lines identification mould group, and the display panel on lines identification mould group；Display panel includes the different a variety of electroluminescence cells of luminescent color；Lines identifies that mould group includes: optic sensor array, and be located on optical sensor and with optical sensor colored color blocking array correspondingly；It include the colored color blocking of at least two colors in colored color blocking array, the color of colored color blocking is selected from going out in light color for electroluminescence cell；In colored color blocking array, colored color blocking is arranged along first direction and second direction, and first direction and second direction are intersected, and in a first direction and/or in second direction, the color of arbitrary neighborhood two colored color blockings is different.
Description
Technical field
This application involves field of display technology more particularly to a kind of lines identification display device and its lines recognition methods.
Background technique
Optical finger print identification at present, which becomes, shields one of lower most important realization rate of fingerprint recognition.New optical finger print identification
Technology has abandoned the optical system of traditional optical finger print, then borrows the light of display screen as light source.Prior art base
There are two classes in the optical finger print imaging scheme of OLED display screen, one kind is the scheme for being provided with light channel structure, the display of the program
Screen mainly includes three parts: OLED mould group, light channel structure and the region sensor (Sensor).Wherein OLED mould group is served as optics and is referred to
The light source of line identifying system illuminates fingerprint by self-luminous, turn back later light by light channel structure carry out collimation focusing be imaged to
On Sensor, the optical signalling received is converted electric signal by Sensor, and the analyses and comparison by processor chips are to verify
Fingerprint.Another kind of fingerprint imaging scheme has abandoned light channel structure, not only reduces the thickness of entire imaging system in this way, while
Reduce the cost of imaging system.No light channel structure scheme is the pixel for a certain pattern lighted on OLED, by repeatedly sweeping
It retouches and carries out splicing using algorithm after finger and can form complete fingerprint picture.But due to the fingerprint imaging side of no light channel structure
Case does not carry out the light channel structure of collimation focusing, if light multiple pattern pixel scanning imageries of OLED simultaneously, such as Fig. 1 institute
Show, when two neighboring difference light source distance is closer, reflexing to the light of Sensor, there are light mixing areas, therefore will appear string of light
It disturbs, directly affects subsequent fingerprint image mosaic.To sum up, using the prior art without light channel structure fingerprint identification device carry out fingerprint at
Harass as being easy to appear, influences fingerprint imaging effect.
Summary of the invention
The embodiment of the present application provides a kind of lines identification display device and its lines recognition methods, with to avoid lines at
As when light source harass, promoted lines imaging effect.
A kind of lines identification display device provided by the embodiments of the present application, the lines identification display device includes: lines
Identify mould group, and the display panel on lines identification mould group；The display panel includes luminescent color difference
A variety of electroluminescence cells；The lines identification mould group includes: optic sensor array, and is located at the optical sensor
On and with the optical sensor colored color blocking array correspondingly；It include at least two face in the colour color blocking array
The color of the colored color blocking of color, the colour color blocking is selected from going out in light color for the electroluminescence cell；In the colour
In color blocking array, the colour color blocking is arranged along first direction and second direction, and the first direction and the second direction are handed over
Fork, on the first direction and/or the second direction, the color of the arbitrary neighborhood two colored color blockings is different.Also,
Since lines identification display device provided by the embodiments of the present application is not in that light source is harassed, can shorten electroluminescence cell it
Between spacing, can be improved lines imaging efficiency, and then can be improved lines identification efficiency.
Lines identification display device provided by the embodiments of the present application, lines identification mould group include the colour of at least two colors
Color blocking, and the color of colored color blocking is selected from the luminescent color of electroluminescence cell, what such electroluminescence cell issued
After light reflects the colored color blocking of arrival by lines, the light of wavelength only corresponding with colored color blocking color can pass through colored color
It hinders and is received by optical sensor, i.e., optical sensor can only receive electroluminescence cell corresponding with colored color blocking color and send out
Light out.Since at least one direction that colored color blocking arranges, the color of arbitrary neighborhood two colored color blockings is different, because
This, for the electroluminescence cell being lit as lines recognition imaging light source, even if the electricity of adjacent different luminescent colors
Electroluminescent unit is closer, the light for issuing between the electroluminescence cell of adjacent different luminescent colors and being reflected by lines
Will not be received by same optical sensor, i.e., optical sensor do not exist as lines recognition imaging light source it is two neighboring not
With the light mixing area of the electroluminescence cell of luminescent color, there is no light sources to harass, so as to improve the effect of lines imaging.
Optionally, luminescent color of two of arbitrary neighborhood as the electroluminescence cell of lines recognition imaging light source
The color of difference, the arbitrary neighborhood two colored color blockings is different.
Optionally, in said first direction, the arbitrary neighborhood two electroluminescent hairs as lines recognition imaging light source
The luminescent color of light unit is identical, and the color of the arbitrary neighborhood two colored color blockings is identical；Alternatively, in the second direction
On, the luminescent color of arbitrary neighborhood two electroluminescence cells as lines recognition imaging light source is identical, arbitrary neighborhood
The color of two colored color blockings is identical.
Optionally, the colored color blocking array includes the colored color blocking of two kinds of colors.
Optionally, a variety of electroluminescence cells include: feux rouges electroluminescence cell, blue light electroluminescence cell, with
And green light electroluminescence cell；The colour color blocking includes red color resistance and blue color blocking.
The feux rouges and the spectrum of blue light issued due to electroluminescence cell is not overlapped, the color selection of colored color blocking it is red and
Blue, it is ensured that optical sensor can only receive the light that electroluminescence cell corresponding with colored color blocking color issues.
Optionally, a variety of electroluminescence cells include: feux rouges electroluminescence cell, blue light electroluminescence cell, with
And green light electroluminescence cell；The colour color blocking includes red color resistance, blue color blocking and green color blocking.
Colored color blocking array includes red color resistance, blue color blocking and green color blocking, can be further improved lines imaging
Efficiency.
It thereby may be ensured that optical sensor can only receive electroluminescence cell corresponding with colored color blocking color and issue
Light.Further increase lines imaging effect.
Optionally, not of the same race described out in the light color electroluminescence cell identical with the colour color blocking color
The luminescent spectrum of electroluminescence cell is not overlapped.
Optionally, the lines identification mould group further includes the black matrix between the colored color blocking.
Optionally, the optical sensor includes: thin film transistor (TFT), and photosensitive two connect with the thin film transistor (TFT)
Pole pipe；The electroluminescence cell includes: thin film transistor (TFT), and the Organic Light Emitting Diode connecting with the thin film transistor (TFT)
Device.
A kind of lines recognition methods provided by the embodiments of the present application, which comprises
Light at least partly described electroluminescence cell irradiation lines；
The colour color blocking receives the light of the lines reflection, and light identical with the colour color blocking color is passed through
The colour color blocking reaches the optical sensor；
The image of lines described in the information acquisition of the light received according to the optical sensor.
Lines recognition methods provided by the embodiments of the present application, the light that electroluminescence cell issues is reflected by lines reaches coloured silk
After color color blocking, the light of wavelength only corresponding with colored color blocking color can pass through colored color blocking and be connect by optical sensor
It receives, i.e., optical sensor can only receive the light that electroluminescence cell corresponding with colored color blocking color issues.Due in colour
On at least one direction of color blocking arrangement, the color of arbitrary neighborhood two colored color blockings is different, therefore, for identifying as lines
Imaging source and the electroluminescence cell being lit, even if the electroluminescence cell of adjacent different luminescent colors is closer,
It issues between the electroluminescence cell of adjacent different luminescent colors and will not be passed by same optics by the light that lines reflects
Sensor receives, i.e., optical sensor does not exist as lines recognition imaging light source and the two neighboring different luminescent colors that are lit
Electroluminescence cell light mixing area, there is no light sources to harass, so as to improve lines imaging effect.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, the drawings in the following description are only some examples of the present application, for this
For the those of ordinary skill in field, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is that prior art fingerprint identification device progress fingerprint imaging is easy to appear the schematic diagram harassed；
Fig. 2 is a kind of structural schematic diagram of lines identification display device provided by the embodiments of the present application；
Fig. 3 is a kind of schematic diagram of colored color blocking arrangement mode provided by the embodiments of the present application；
Fig. 4 is the schematic diagram of another colored color blocking arrangement mode provided by the embodiments of the present application；
Fig. 5 is the structural schematic diagram of another lines identification display device provided by the embodiments of the present application；
Fig. 6 is the schematic diagram of another colored color blocking arrangement mode provided by the embodiments of the present application；
Fig. 7 is the schematic diagram of another colored color blocking arrangement mode provided by the embodiments of the present application；
Fig. 8 is a kind of lines recognition methods schematic diagram provided by the embodiments of the present application.
Specific embodiment
The embodiment of the present application provides a kind of lines identification display device, as shown in Fig. 2, the lines identification display device
It include: lines identification mould group 1, and the display panel 2 on lines identification mould group 1；The display panel 2 includes
The different a variety of electroluminescence cells 3 of luminescent color；The lines identification mould group 1 includes: 4 array of optical sensor, Yi Jiwei
On the optical sensor 4 and with 5 array of one-to-one colored color blocking of the optical sensor 4；The colour color blocking 5
It include the colored color blocking of at least two colors in array, the color of the colour color blocking 5 goes out light from the electroluminescence cell 3
It is selected in color；In colored 5 array of color blocking, the colour color blocking 5 is arranged along first direction and second direction, and described the
One direction and the second direction are intersected, on the first direction and/or the second direction, two coloured silks of arbitrary neighborhood
The color of color color blocking 5 is different.
Lines identification display device provided by the embodiments of the present application, lines identification mould group include the colour of at least two colors
Color blocking, and the color of colored color blocking is selected from the luminescent color of electroluminescence cell, what such electroluminescence cell issued
After light reflects the colored color blocking of arrival by lines, the light of wavelength only corresponding with colored color blocking color can pass through colored color
It hinders and is received by optical sensor, i.e., optical sensor can only receive electroluminescence cell corresponding with colored color blocking color and send out
Light out.Since at least one direction that colored color blocking arranges, the color of arbitrary neighborhood two colored color blockings is different, because
This, for the electroluminescence cell being lit as lines recognition imaging light source, even if the electricity of adjacent different luminescent colors
Electroluminescent unit is closer, the light for issuing between the electroluminescence cell of adjacent different luminescent colors and being reflected by lines
It will not be received by same optical sensor, i.e., there is no the electroluminescent lists of two neighboring different luminescent colors for optical sensor
The light mixing area of member, there is no light sources to harass, so as to improve the effect of lines imaging.Also, due to the embodiment of the present application
The lines identification display device of offer is not in that light source is harassed, and can shorten the electroluminescent as lines recognition imaging light source
Spacing between unit, can be improved the efficiency of lines imaging, and then the efficiency of lines identification can be improved.
It should be noted that lines identification display device provided by the embodiments of the present application is needed when carrying out lines imaging
At least partly electroluminescence cell is lighted as lines recognition imaging light source, such as part electroluminescence cell conduct can be lighted
Point light source can also light part electroluminescence cell as linear light source, it can utilize point-sourcre imaging, also can use line
Light source imaging.
Optionally, luminescent color of two of arbitrary neighborhood as the electroluminescence cell of lines recognition imaging light source
The color of difference, the arbitrary neighborhood two colored color blockings is different.
When carrying out lines imaging, the pixel unit as lines recognition imaging light source is lit, and two of arbitrary neighborhood
The luminescent color of the electroluminescence cell as lines recognition imaging light source is different, that is, the pixel unit lighted is as point light
Source, lines identification use point-sourcre imaging mode.
For point-sourcre imaging mode, correspondingly, in colored color blocking array including the colored color blocking of two kinds of colors,
The arrangement mode of colored color blocking is as shown in figure 3, colored color blocking 5 is arranged along first direction X and second direction Y in colored color blocking array
Column, colored color blocking array include red color resistance 6 and blue color blocking 7, and the color of the arbitrary neighborhood two colored color blockings 5 is different,
Color i.e. along the first direction X arbitrary neighborhood two colored color blockings 5 is different, and Y arbitrary neighborhood two in a second direction
The color of the colour color blocking 5 is different.
To, it is corresponding from colored color blocking color go out the different electroluminescence cell of light color be lit, due to any
The color of the colored color blocking of adjacent two is different, the light of the different electroluminescence cell outgoing of the adjacent light color out being lit,
It after lines reflects, can only be received by the colored color blocking of corresponding color by optical sensor, quilt is not present in optical sensor
The light mixing area of the electroluminescence cell for the two neighboring different luminescent colors lighted, there is no light sources to harass, so as to mention
The effect of high lines imaging.
Optionally, in said first direction, the arbitrary neighborhood two electroluminescent hairs as lines recognition imaging light source
The luminescent color of light unit is identical, and the color of the arbitrary neighborhood two colored color blockings is identical；Alternatively, in the second direction
On, the luminescent color of two groups of the arbitrary neighborhood electroluminescence cells as lines recognition imaging light source is identical, arbitrary neighborhood
The color of two colored color blockings is identical.
When carrying out lines imaging, the pixel unit as lines recognition imaging light source is lit.For example, described first
On direction, the luminescent color of arbitrary neighborhood two electroluminescence cells as lines recognition imaging light source is identical, i.e. point
For bright pixel unit as linear light source, the extending direction of linear light source is first direction, and lines identification uses linear light source imaging mode.
Correspondingly, in colored color blocking array including the colored color blocking of two kinds of colors, the arrangement mode of colored color blocking such as Fig. 4 institute
Show, colored color blocking 5 is arranged along first direction X and second direction Y in colored color blocking array, and colored color blocking array includes red color
Resistance 6 and blue color blocking 7, the color along the first direction X arbitrary neighborhood two colored color blockings 5 is different, and Y is any in a second direction
The color of the two neighboring colored color blocking 5 is identical.
For linear light source imaging mode, any two neighboring colour in one of orientation of colored color blocking
The color of color blocking is identical, that is, can guarantee the light of the different electroluminescence cell outgoing of the adjacent light color out being lit, by line
It after the reflection of road, can only be received by the colored color blocking of corresponding color by optical sensor, there is no two neighboring for optical sensor
The light mixing area of the electroluminescence cell of different luminescent colors as lines recognition imaging light source, there is no light sources to harass, from
And the effect of lines imaging can be improved.It is of course also possible to be that in this second direction, arbitrary neighborhood two are known as lines
The luminescent color of the electroluminescence cell of other imaging source is identical, that is, the pixel unit lighted is as linear light source, linear light source
Extending direction be second direction, lines identification uses linear light source imaging mode, the arrangement mode of corresponding colour color blocking are as follows: edge
The color of any two neighboring colored color blocking is identical in second direction.The arrangement of colored color blocking can be according to the linear light lighted
The arrangement mode in source is selected.
Optionally, lines identification display device as shown in Figure 2 provided by the embodiments of the present application, the colour color blocking array
Colored color blocking including two kinds of colors.
Optionally, lines identification display device as shown in Figure 2 provided by the embodiments of the present application, a variety of electroluminescent
Unit includes: feux rouges electroluminescence cell R, blue light electroluminescence cell B and green light electroluminescence cell G；The colour color
Resistance 5 includes red color resistance 6 and blue color blocking 7.
As shown in Fig. 2, the light that feux rouges electroluminescence cell R is issued reflexes to lines identification mould group by lines 13, and it is only capable of
Optical sensor 4 is reached by red color resistance 6.The light that blue light electroluminescence cell B is issued reflexes to lines identification by lines 13
Mould group, and be only capable of reaching optical sensor 4 by blue color blocking 7.Lines 13 can be fingerprint and be also possible to palmmprint.To phase
The light for issuing between the electroluminescence cell of the adjacent different luminescent colors as lines recognition imaging light source and being reflected by lines
Line will not be received by same optical sensor, i.e., optical sensor does not exist as lines recognition imaging light source and is lit
The light mixing area of the electroluminescence cell of two neighboring difference luminescent color, there is no light sources to harass, so as to improve lines
The effect of imaging.
Optionally, a variety of electroluminescence cells include: feux rouges electroluminescence cell, blue light electroluminescence cell, with
And green light electroluminescence cell；The colour color blocking includes blue color blocking and green color blocking.
Certainly, colored color blocking array also may include the colored color blocking of three kinds of colors.Optionally, as shown in figure 5, a variety of institutes
Stating electroluminescence cell includes: feux rouges electroluminescence cell R, blue light electroluminescence cell B and green light electroluminescence cell G；
The colour color blocking 4 includes red color resistance 6, blue color blocking 7 and green color blocking 14.
When colored color blocking array includes the colored color blocking of three kinds of colors, for point-sourcre imaging mode, colored color blocking
Arrangement mode can be as shown in fig. 6, colored color blocking 5 is arranged along first direction X and second direction Y in colored color blocking array,
Colored color blocking array includes red color resistance 6, blue color blocking 7 and green color blocking 14, arbitrary neighborhood two colored color blockings 5
Color is different, i.e., the color along the first direction X arbitrary neighborhood two colored color blockings 5 is different, and Y is any in a second direction
The color of the two neighboring colored color blocking 5 is different.
When colored color blocking array includes the colored color blocking of three kinds of colors, for linear light source imaging mode, colored color blocking
Arrangement mode can be as shown in fig. 7, colored color blocking 5 is arranged along first direction X and second direction Y in colored color blocking array,
Colored color blocking array includes red color resistance 6, blue color blocking 7 and green color blocking 14, described in first direction X arbitrary neighborhood two
The color of colored color blocking 5 is different, and the color of the Y arbitrary neighborhood two colored color blockings 5 is identical in a second direction.Certainly, for
Linear light source imaging mode, the arrangement of colored color blocking are also possible to the colour color blocking described in the arbitrary neighborhood two along the first direction
Color it is different, the color of upper any two neighboring colored color blocking is identical in a second direction.
Optionally, lines identification display device provided by the embodiments of the present application, out light color and the colored color blocking color
In the identical electroluminescence cell, the luminescent spectrum of the electroluminescence cell not of the same race is not overlapped.
No matter colored color blocking array include how many kinds of color colored color blocking, light color and the colour color blocking color phase out
In the same electroluminescence cell, the luminescent spectrum of the electroluminescence cell not of the same race is not overlapped, thus optical sensor
The light that electroluminescence cell corresponding with colored color blocking color issues can only be received.Even if as lines recognition imaging light source
The electroluminescence cell of adjacent different luminescent colors is closer, and the adjacent difference as lines recognition imaging light source shines
It issues between the electroluminescence cell of color and will not be received by same optical sensor by the light that lines reflects, is i.e. optics
The light mixing area of the electroluminescence cell of the two neighboring different luminescent colors as lines recognition imaging light source is not present in sensor,
There is no light sources to harass, so as to improve the effect of lines imaging.
By taking electroluminescence cell includes R, G, B as an example, when colored color blocking array only includes the colored color blocking of two kinds of colors,
The spectrum of the feux rouges and blue light that are issued due to electroluminescence cell is not overlapped, and the color selection of colored color blocking is red and blue, can
To guarantee that optical sensor can only receive the light that electroluminescence cell corresponding with colored color blocking color issues.Certainly, to electricity
The luminescent material of electroluminescent unit is selected, so that electroluminescence cell is emitted the higher light of purity, in electroluminescence cell
In the case that luminescent spectrum is not overlapping, the combination of other colored color blockings, such as the color choosing of colored color blocking also can choose
Select blue and green.Certainly, the feelings of the equal no overlap of spectrum between the feux rouges of electroluminescence cell outgoing, blue light and optical filtering
Under condition, colored color blocking array includes red color resistance, blue color blocking and green color blocking, can be further improved the effect of lines imaging
Rate.
Optionally, the lines identification display device provided by the embodiments of the present application as shown in Fig. 2,5, the lines identify mould
Group 1 further includes the black matrix 9 between the colored color blocking 5.
Optionally, lines identification display device provided by the embodiments of the present application, the optical sensor include: film crystal
Pipe, and the photodiode being connect with the thin film transistor (TFT)；The electroluminescence cell includes: thin film transistor (TFT), and
The organic light emitting diode device being connect with the thin film transistor (TFT).
As shown in Fig. 2,5, photodiode 12 is located on the thin-film transistor array base-plate 8 of lines identification mould group.Have
Machine LED device 15 is located on the thin-film transistor array base-plate 10 of display panel.Display panel 2 further includes being located at
Encapsulated layer 11 on organic light emitting diode device 15.The luminous zone of electroluminescence cell corresponds to Organic Light Emitting Diode device
The luminous zone of part.
On encapsulated layer, display panel may also include optical diaphragm, cover board, optical diaphragm may include quarter wave plate and
Polaroid on quarter wave plate, may also include touch panel on cover board.
Lines identification display device provided by the embodiments of the present application for example can be handset device.
Based on the same inventive concept the embodiment of the present application also provides a kind of lines recognition methods, this method is based on the application
The above-mentioned lines identification display device that embodiment provides, as shown in Figure 8, which comprises
S101, at least partly described electroluminescence cell irradiation lines is lighted；
S102, the colored color blocking receive the light of the lines reflection, and make identical with the colored color blocking color
Light reaches the optical sensor by the colored color blocking；
S103, the light received according to the optical sensor information acquisition described in lines image.
Lines recognition methods provided by the embodiments of the present application, the light that electroluminescence cell issues is reflected by lines reaches coloured silk
After color color blocking, the light of wavelength only corresponding with colored color blocking color can pass through colored color blocking and be connect by optical sensor
It receives, i.e., optical sensor can only receive the light that electroluminescence cell corresponding with colored color blocking color issues.Due in colour
On at least one direction of color blocking arrangement, the color of arbitrary neighborhood two colored color blockings is different, therefore, for identifying as lines
Imaging source and the electroluminescence cell being lit, even if the electroluminescence cell of adjacent different luminescent colors is closer,
It issues between the electroluminescence cell of adjacent different luminescent colors and will not be passed by same optics by the light that lines reflects
Sensor receives, i.e., there is no the light mixing area of the electroluminescence cell of two neighboring different luminescent colors, Bu Huicun for optical sensor
Harass in light source, so as to improve the effect of lines imaging.
In conclusion lines identification display device provided by the embodiments of the present application and its lines recognition methods, lines identification
Mould group includes the colored color blocking of at least two colors, and the color of colored color blocking is selected from the luminescent color of electroluminescence cell
It selects, it is only opposite with colored color blocking color after the light that such electroluminescence cell issues reflects the colored color blocking of arrival by lines
The light for the wavelength answered can pass through colored color blocking and be received by optical sensor, i.e., optical sensor can only receive and colored color blocking
The light that the corresponding electroluminescence cell of color issues.Due at least one direction that colored color blocking arranges, arbitrary neighborhood
The color of two colored color blockings is different, therefore, for the electroluminescence cell being lit as lines recognition imaging light source, i.e.,
Just the electroluminescence cell of adjacent different luminescent colors is closer, the electroluminescence cells of adjacent different luminescent colors it
Between issue and will not be received by same optical sensor by the light that lines reflects, i.e. optical sensor is there is no two neighboring
The light mixing area of the electroluminescence cell of different luminescent colors as lines recognition imaging light source, there is no light sources to harass, from
And the effect of lines imaging can be improved.Also, since lines identification display device provided by the embodiments of the present application is not in
Light source is harassed, and the spacing between the electroluminescence cell being lit as lines recognition imaging light source, Ke Yiti can be shortened
The efficiency of high lines imaging, and then the efficiency of lines identification can be improved.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (10)
1. a kind of lines identification display device, which is characterized in that the lines identification display device includes: lines identification mould group,
And the display panel on lines identification mould group；The display panel includes different a variety of electroluminescent of luminescent color
Luminescence unit；Lines identification mould group includes: optic sensor array, and be located on the optical sensor and with institute
State optical sensor colored color blocking array correspondingly；It include the colored color of at least two colors in the colour color blocking array
The color of resistance, the colour color blocking is selected from going out in light color for the electroluminescence cell；In the colored color blocking array,
The colour color blocking is arranged along first direction and second direction, and the first direction and the second direction are intersected, described the
On one direction and/or the second direction, the color of the arbitrary neighborhood two colored color blockings is different.
2. lines identification display device according to claim 1, which is characterized in that two of arbitrary neighborhood know as lines
The luminescent color of the electroluminescence cell of other imaging source is different, and the color of the arbitrary neighborhood two colored color blockings is not
Together.
3. lines identification display device according to claim 1, which is characterized in that in said first direction, any phase
The luminescent color of adjacent two electroluminescence cells as lines recognition imaging light source is identical, two coloured silks of arbitrary neighborhood
The color of color color blocking is identical；Alternatively, in this second direction, institute of two groups of arbitrary neighborhood as lines recognition imaging light source
The luminescent color for stating electroluminescence cell is identical, and the color of the arbitrary neighborhood two colored color blockings is identical.
4. lines identification display device according to claim 1, which is characterized in that the colour color blocking array includes two kinds
The colored color blocking of color.
5. lines identification display device according to claim 4, which is characterized in that a variety of electroluminescence cell packets
It includes: feux rouges electroluminescence cell, blue light electroluminescence cell and green light electroluminescence cell；The colour color blocking includes red
Color color blocking and blue color blocking.
6. lines identification display device according to claim 1, which is characterized in that a variety of electroluminescence cell packets
It includes: feux rouges electroluminescence cell, blue light electroluminescence cell and green light electroluminescence cell；The colour color blocking includes red
Color color blocking, blue color blocking and green color blocking.
7. lines identification display device according to claim 1, which is characterized in that go out light color and the colored color blocking face
In the identical electroluminescence cell of color, the luminescent spectrum of the electroluminescence cell not of the same race is not overlapped.
8. lines identification display device according to claim 1, which is characterized in that the lines identification mould group further includes position
Black matrix between the colored color blocking.
9. lines identification display device according to claim 1, which is characterized in that the optical sensor includes: film
Transistor, and the photodiode being connect with the thin film transistor (TFT)；The electroluminescence cell includes: thin film transistor (TFT),
And the organic light emitting diode device being connect with the thin film transistor (TFT).
10. a kind of lines recognition methods of lines identification display devices described in any item according to claim 1~9, feature
It is, which comprises
Light at least partly described electroluminescence cell irradiation lines；
The colour color blocking receives the light of the lines reflection, and it is described that light identical with the colour color blocking color is passed through
Colored color blocking reaches the optical sensor；
The image of lines described in the information acquisition of the light received according to the optical sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910251121.6A CN109993114B (en) | 2019-03-29 | 2019-03-29 | Grain identification display device and grain identification method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910251121.6A CN109993114B (en) | 2019-03-29 | 2019-03-29 | Grain identification display device and grain identification method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109993114A true CN109993114A (en) | 2019-07-09 |
| CN109993114B CN109993114B (en) | 2021-01-22 |
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