CN208903277U - Display screen and electronic equipment - Google Patents
Display screen and electronic equipment Download PDFInfo
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- CN208903277U CN208903277U CN201821926406.2U CN201821926406U CN208903277U CN 208903277 U CN208903277 U CN 208903277U CN 201821926406 U CN201821926406 U CN 201821926406U CN 208903277 U CN208903277 U CN 208903277U
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Abstract
The application discloses a kind of display screen, multiple pixel units with array arrangement, each pixel unit includes multiple sub-pixels, there is a sub-pixel to be equipped with photoelectric sensor to form identification sub-pixel at least two pixel units, photoelectric sensor is for sensing luminous ray, and the identification sub-pixel in adjacent pixel unit is for showing different colours.The screen accounting of above-mentioned display screen is high.A kind of electronic equipment is also disclosed in the application.
Description
Technical field
This application involves the electronic equipments of electronic technology field more particularly to a kind of display screen and the application display screen.
Background technique
The fingerprint recognition component of conventional electronic devices is in occupation of the space of electronic equipment non-display area, so that electronic equipment
It is limited to shield accounting raising.And as screen accounting demand of the user to electronic equipment is higher and higher, how to reduce fingerprint recognition component
The area of the non-display area of electronic equipment is occupied, becomes problem to be solved to improve the screen accounting of electronic equipment.
Utility model content
The application provides the electronic equipment of a kind of biggish display screen of screen accounting and the application display screen.
The embodiment of the present application adopts the following technical scheme that
On the one hand, a kind of display screen is provided, there are multiple pixel units of array arrangement, each pixel unit includes
Multiple sub-pixels have at least two pixel units sub-pixel to be equipped with photoelectric sensor to form identification
Pixel, for sensing luminous ray, the identification sub-pixel in the adjacent pixel unit is used for the photoelectric sensor
Show different colours.
On the other hand, a kind of electronic equipment, including controller and above-mentioned display screen are also provided, the controller is electrically connected institute
State display screen.
In this application, since photoelectric sensor is set in identification sub-pixel, identification sub-pixel is located at the display of display screen
Qu Zhong, therefore being formed by identification mould group by multiple photoelectric sensors can be in viewing area, identification mould group is aobvious without occupying
The non-display area in the non-display area space of display screen, display screen can reduce compared to traditional display screen, the viewing area phase of display screen
It can increase compared with traditional display screen, to improve the screen accounting of the electronic equipment of display screen and application display screen.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the application, general for this field
For logical technical staff, without creative efforts, other attached drawings can also be obtained such as these attached drawings.
Fig. 1 is the structural schematic diagram of a kind of electronic equipment provided by the embodiments of the present application；
Fig. 2 is the top view of the display screen of electronic equipment shown in Fig. 1；
Fig. 3 is the structural schematic diagram of the partial pixel unit of display screen shown in Fig. 2；
Fig. 4 is cross-sectional view of the display screen shown in Fig. 2 along line A-A；
Fig. 5 is a kind of light path schematic diagram of the display screen shown in Fig. 4 in use state；
Fig. 6 is the partial structure diagram of the array of display layer of display screen shown in Fig. 4；
Fig. 7 is the partial structure diagram of the chromatic filter layer of display screen shown in Fig. 4；
Fig. 8 is the schematic diagram of the part-structure of display screen shown in Fig. 4；
Fig. 9 is the schematic diagram of another part structure of display screen shown in Fig. 4；
Figure 10 is the circuit diagram of the array of display layer of display screen shown in 4；
Figure 11 is that the schematic diagram of the partial circuit of sub-pixel in one embodiment is identified in circuit shown in Figure 10；
Figure 12 is a kind of driver' s timing figure of the circuit of identification sub-pixel shown in Figure 11 in use state；
Figure 13 is that the schematic diagram of the partial circuit of sub-pixel in another embodiment is identified in circuit shown in Figure 10；
Figure 14 is a kind of driver' s timing figure of the circuit of identification sub-pixel shown in Figure 13 in use state.
Specific embodiment
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of a kind of electronic equipment 100 provided by the embodiments of the present application.
The application electronic equipment 100 can be any equipment for having communication and store function, such as: tablet computer, hand
Mechanical, electrical sub- reader, remote controler, personal computer (Personal Computer, PC), laptop, mobile unit, net
The equipment such as network TV, wearable device.The present embodiment is illustrated so that electronic equipment 100 is mobile phone as an example.The embodiment of the present application
In by taking electronic equipment 100 is in visual angle shown in Fig. 1 as an example, define electronic equipment 100 width direction be X-direction, electronic equipment
100 length direction is that the thickness direction of Y-direction and electronic equipment 100 is Z-direction.
Electronic equipment 100 includes display screen 10 and controller 20.Electrical connection includes that power supply connection and signal connect in the application
It connects.Electronic equipment 100 further includes shell 30.Shell 30 includes frame and rear cover.Display screen 10 is installed on shell 30.Display screen 10
Complete machine inner cavity is surrounded jointly with shell 30.Controller 20 is contained in complete machine inner cavity.Controller 20 is electrically connected display screen 10.Electronics is set
Standby 100 further include the mainboard (not shown go out) and battery (not shown out) for being contained in complete machine inner cavity.Controller 20 is mountable to lead
Plate and electrically connected mainboard.
Referring to Figure 2 together and Fig. 3, Fig. 2 be electronic equipment 100 shown in Fig. 1 display screen 10 top view, Fig. 3 is Fig. 2
The structural schematic diagram of the partial pixel unit 103 of shown display screen 10.
Display screen 10 includes viewing area 101 and the non-display area 102 around the setting of viewing area 101.Display screen 10 has battle array
Arrange multiple pixel units 103 of arrangement.The meaning of " plurality " is two or more.Multiple pixel units 103 are arranged in aobvious
Show area 101, can be used in showing picture.Each pixel unit 103 includes multiple sub-pixels 104.It is more in each pixel unit 103
A sub-pixel 104 is for showing different colors.In Fig. 3, illustrated by identical hatching for showing same color
Sub-pixel 104.
There is a sub-pixel 104 to be equipped with photoelectric sensor 1 to form identification sub-pixel at least two pixel units 103
105.Photoelectric sensor 1 is for sensing luminous ray.Including identify sub-pixel 105 pixel unit 103 can take into account display with
Identification function.In this example it is shown that multiple photoelectric sensors 1 of screen 10 are capable of forming identification mould group, for identification user
The test objects such as fingerprint, palmmprint or touch gestures.Identification sub-pixel 105 in adjacent pixel unit 103 is for showing difference
Color.
In the embodiment of the present application, since photoelectric sensor 1 is set in identification sub-pixel 105, identification sub-pixel 105 is located at
In the viewing area 101 of display screen 10, therefore it is formed by by multiple photoelectric sensors 1 and identifies that mould group can be set to viewing area 101
In, identification mould group is not necessarily to occupy 102 space of non-display area of display screen 10, and the non-display area 102 of display screen 10 is compared to tradition
Display screen 10 can reduce, and the viewing area 101 of display screen 10 can increase compared to traditional display screen 10, to improve display
The screen accounting of the electronic equipment 100 of screen 10 and application display screen 10.As depicted in figs. 1 and 2, electronic equipment 100 and display screen 10
Screen accounting it is larger, or even can be realized full screen display.
Since the detection light of photoelectric sensor 1 is luminous ray, photoelectric sensor 1 needs to occupy identification sub-pixel
105 segment space is identified, causes to identify that the aperture opening ratio of sub-pixel 105 is restricted, in same pixel unit 103,
Identify that the light intensity of display color corresponding to sub-pixel 105 is weaker.Due to the identification sub-pixel 105 in adjacent pixel unit 103
For showing different colours, therefore in adjacent pixel unit 103, the weaker color of light intensity is different, including multiple pixels
The light intensity of each color shown by the viewing area 101 of unit 103 be integrally it is identical or level off to it is consistent, so as to
It avoids leading to that the display quality of display screen 10 is bad namely display screen 10 can either realize knowledge because certain color light intensity is weaker
Not, while also there is preferably display quality.
In a kind of embodiment, as shown in figure 3, multiple sub-pixels 104 of each pixel unit 103 include red sub-pixel
1041, green sub-pixels 1042 and blue subpixels 1043.Red sub-pixel 1041 is for being displayed in red (R) picture.Green son
Pixel 1042 is for showing green (G) picture.Blue subpixels 1043 are for being displayed in blue (B) picture.
Multiple pixel units 103 include the first pixel unit 1031, the second pixel unit arranged and be disposed adjacent of embarking on journey
1032 and third pixel unit 1033.First pixel unit 1031, the second pixel unit 1032 and third pixel unit 1033 at
Row arrangement, refers to the first pixel unit 1031, the second pixel unit 1032 and third pixel unit 1033 in the same direction
Arrangement.The orientation of first pixel unit 1031, the second pixel unit 1032 and third pixel unit 1033 can be electronics
The width direction X (or length direction Y) of equipment 100.First pixel unit 1031 and the second pixel unit 1032 and third pixel
Unit 1033 is disposed adjacent, but the application does not limit the ordering relation between three, for example, it may be the first pixel unit 1031
Between the second pixel unit 1032 and third pixel unit 1033, it is also possible to the second pixel unit 1032 and is located at the first picture
Between plain unit 1031 and third pixel unit 1033, it is also possible to third pixel unit 1033 and is located at the first pixel unit 1031
Between the second pixel unit 1032.The red sub-pixel 1041 of first pixel unit 1031 is identification sub-pixel 105.Second picture
The green sub-pixels 1042 of plain unit 1032 are identification sub-pixel 105.The blue subpixels 1043 of third pixel unit 1033 are
Identify sub-pixel 105.
In another embodiment, multiple sub-pixels 104 of each pixel unit 103 include red sub-pixel, green sub-pixels,
Blue subpixels and white sub-pixels.
Multiple pixel units 103 include the first pixel unit, the second pixel unit, third arranged and be disposed adjacent of embarking on journey
Pixel unit and the 4th pixel unit.The red sub-pixel of first pixel unit is identification sub-pixel 105.Second pixel unit
Green sub-pixels are identification sub-pixel 105.The blue subpixels of third pixel unit are identification sub-pixel 105.4th pixel list
The white sub-pixels of member are identification sub-pixel 105.
In another embodiment, multiple sub-pixels 104 of each pixel unit 103 include red sub-pixel, green sub-pixels,
Blue subpixels and yellow sub-pixel.
Multiple pixel units 103 include the first pixel unit, the second pixel unit, third arranged and be disposed adjacent of embarking on journey
Pixel unit and the 4th pixel unit.The red sub-pixel of first pixel unit is identification sub-pixel 105.Second pixel unit
Green sub-pixels are identification sub-pixel 105.The blue subpixels of third pixel unit are identification sub-pixel 105.4th pixel list
The yellow sub-pixel of member is identification sub-pixel 105.
It is referring to Figure 4 together cross-sectional view of the display screen 10 shown in Fig. 2 along line A-A to Fig. 6, Fig. 4, Fig. 5 is shown in Fig. 4
A kind of light path schematic diagram of the display screen 10 in use state, Fig. 6 are the parts of the array of display layer 4 of display screen 10 shown in Fig. 4
Structural schematic diagram.It is to understand that schematic diagram goes out optical path in Fig. 5, the hatching of counter structure is omitted.
Display screen 10 includes liquid crystal layer 2 and the chromatic filter layer 3 and array of display layer that are located at the opposite two sides of liquid crystal layer 2
4.Array of display layer 4 includes multiple first film transistors 41, and multiple first film transistors 41 are arranged in more correspondingly
In each sub-pixel 104 of a pixel unit 103.Multiple photoelectric sensors 1 are arranged in array of display layer 4.Array of display layer 4 is used
The deflection of liquid crystal in control liquid crystal layer 2, so that display screen 10 realizes display.Chromatic filter layer 3 is used to filter backlight light, with
Display screen 10 is set to realize that colour picture is shown.
Display screen 10 further includes the first substrate 5 and the second substrate 6.First substrate 5 is located at chromatic filter layer 3 far from liquid crystal layer
2 side.Chromatic filter layer 3 is plastic on the first substrate 5, color membrane substrates are collectively formed.Second substrate 6 is located at display battle array
Side of the column layer 4 far from liquid crystal layer 2.Array of display layer 4 is plastic on the second substrate 6, array substrate is collectively formed.Color film
After substrate and array substrate are to box, the filling liquid crystal layer 2 between color membrane substrates and array substrate, to form display screen 10.
Display screen 10 further includes backlight module 7.Backlight module 7 is located at side of the array of display layer 4 far from liquid crystal layer 2.Back
Optical mode group 7 is for issuing backlight light.Backlight light can project display screen 10, so that display screen 10 realizes display.It projects aobvious
The backlight light of display screen 10 can also be formed target light after object reflection to be measured.Photoelectric sensor 1 can identify target light
Line simultaneously forms corresponding electric signal.In this example it is shown that screen 10 can be by the display light of its own as target light
Source, without additionally arrange for issue detection light light source, simplify the structure of display screen 10, and reduce aobvious
The cost of display screen 10.
Referring to Figure 6 together and Fig. 7, Fig. 7 be display screen 10 shown in Fig. 4 chromatic filter layer 3 partial structure diagram.
The part that chromatic filter layer 3 is located in identification sub-pixel 105 is equipped with transmittance section 31.Ambient can be through transmittance section
31 enter photoelectric sensor 1.The position of multiple transmittance sections 31 and the position of multiple photoelectric sensors 1 are arranged in a one-to-one correspondence.Backlight
After light projects display screen 10, ambient is belonged to by the target light that object reflection to be measured is formed, target light can be through saturating
Light portion 31 enters photoelectric sensor 1, to be identified by photoelectric sensor 1.Transmittance section 31 uses transparent translucent material.At this point,
The loss of target light is smaller, is conducive to the accuracy of identification for improving photoelectric sensor 1.
Optionally, chromatic filter layer 3 includes multiple colored color blocking blocks 32.Multiple colour color blocking blocks 32 are arranged correspondingly
In each sub-pixel 104 of multiple pixel units 103.Shown by the color of colored color blocking block 32 and its affiliated sub-pixel 104
Color is consistent.The first projection is formed on the first substrate 5 positioned at the colored color blocking block 32 of identification sub-pixel 105.Positioned at not setting
The colored color blocking block 32 for setting the sub-pixel 104 of photoelectric sensor 1 forms the second projection on the first substrate 5.The face of second projection
Product is greater than the area of the first projection.
In the present embodiment, since the area of the colored color blocking block 32 of identification sub-pixel 105 is smaller, sub-pixel 105 is identified
The light intensity of corresponding display color is weaker.However, the display color of the identification sub-pixel 105 of adjacent pixel unit 103 is different,
Therefore light intensity weaker color is different in adjacent pixel unit 103, the viewing area including multiple pixel units 103
The light intensity of each color shown by 101 be integrally it is identical or level off to it is consistent, so as to avoid because of certain color
Light intensity is weaker and causes the display quality of display screen 10 bad.
Optionally, single transmittance section 31 forms third projection on the first substrate 5.The area of third projection and the first projection
Area sum equal to second projection area.
Referring to Figure 4 together and Fig. 8, Fig. 8 be display screen 10 shown in Fig. 4 part-structure schematic diagram.
Display screen 10 further includes flatness layer 8.Flatness layer 8 is between chromatic filter layer 3 and liquid crystal layer 2 and covering colour is filtered
Photosphere 3.Flatness layer 8 is located at side of the chromatic filter layer 3 far from the first substrate 5.Transmittance section 31 and flatness layer 8 are integrally formed.Thoroughly
Light portion 31 can be formed with flatness layer 8 by same procedure.One side of the flatness layer 8 far from chromatic filter layer 3 is flat surface.
Chromatic filter layer 3 further includes black matrix" 33.Black matrix" 33 and multiple colored color blocking blocks 32 and transmittance section 31 are handed over
For setting.
In other embodiments, transmittance section 31 can also form in different processes respectively from flatness layer 8.
Referring to Figure 4 together and Fig. 9, Fig. 9 be display screen 10 shown in Fig. 4 another part structure schematic diagram.
Photoelectric sensor 1 includes output end 11, photosensitive layer 12 and the input terminal 13 being cascading.Output end 11 is located at
Photosensitive layer 12 is towards the side side of the second substrate 6 (namely towards) of backlight module 7.Output end 11 uses light-shielding conductive material
And covering photosensitive layer 12, to block the backlight light of directive photosensitive layer 12.Input terminal 13 uses transparent metal material.Photosensitive layer 12
Photoelectric effect occurs when recognizing luminous ray.
In the present embodiment, output end 11 can be avoided adverse effect of the backlight light to 1 testing result of photoelectric sensor,
Improve recognition accuracy of the photoelectric sensor 1 to target light.
In other embodiments, light shield layer can be set towards the side of the second substrate 6 in output end 11.Light shield layer is second
Projection of the projection covering output end 11 on the second substrate 6 on substrate 6.Light shield layer can block backlight light.At this point, output
Transparent or opaque conductive material can be used in end 11.
In other embodiments, output end 11 can also use transparent conductive material.At this point, electronic equipment 100 can be passed through
Algorithm in controller 20, to the output signal of photoelectric sensor 1 (including to the corresponding of target light and to the phase of backlight light
Answer) it is handled, so that treated, signal is corresponding with the intensity for the target light that photoelectric sensor 1 is identified.
It is the circuit diagram of the array of display layer 4 of display screen 10 shown in 4 also referring to Figure 10 and Figure 11, Figure 10, figure
11 be that the schematic diagram of the partial circuit of sub-pixel 105 in one embodiment is identified in circuit shown in Figure 10.
Array of display layer 4 further includes a plurality of grid line 42, multiple data lines 43, a plurality of driving line 44 and multiple pixel electrodes
45.Multiple pixel electrodes 45 are arranged in correspondingly in each sub-pixel 104 of multiple pixel units 103.
Each first film transistor 41 includes control terminal 411, first end 412 and second end 413.First film transistor
41 control terminal 411 is grid (Gate, G, also referred to as gate pole).In a kind of embodiment, the first end of first film transistor 41
412 be source electrode (Source, S), and the second end 413 of first film transistor 41 is drain electrode (Drain, D).Another embodiment
In, the first end 412 of first film transistor 41 is drain electrode, and the second end 413 of first film transistor 41 is source electrode.
Photoelectric sensor 1 includes input terminal 13 and output end 11.Photoelectric sensor 1 is unidirectional device, and electric current is in input terminal
13 transmit on the direction of output end 11.When photoelectric sensor 1 senses target light, target light is converted into electric signal,
Electric signal is exported by output end 11.
In the same identification sub-pixel 105: the control terminal 411 of first film transistor 41 is electrically connected to grid line 42,
Grid line 42 corresponds to the identification sub-pixel 105.The letter for being used to open first film transistor 41 can be loaded on grid line 42
Number, the first end 412 and second end 413 of first film transistor 41 is connected.It can be loaded on grid line 42 for closing the
The signal of one thin film transistor (TFT) 41, to disconnect the first end 412 and second end 413 of first film transistor 41.
The first end 412 of first film transistor 41 is electrically connected to data line 43, and data line 43 corresponds to the identification sub- picture
Element 105.The second end 413 of first film transistor 41 is electrically connected to pixel electrode 45.When pixel electrode 45 is powered, sub- picture is identified
Element 105 is shown.As shown by solid arrows, when first film transistor 41 is opened, the grayscale loaded on data line 43 is believed
Number through first film transistor 41 enter pixel electrode 45, identification sub-pixel 105 shown.Identify the display of sub-pixel 105
Circuit part includes grid line 42, first film transistor 41, data line 43 and pixel electrode 45.
The electrical connection driving line 44 of input terminal 13 of photoelectric sensor 1.The output end 11 of photoelectric sensor 1 is electrically connected to first
The second end 413 of thin film transistor (TFT) 41.As the dotted line arrows, when load driver signal on driving line 44, and the first film is brilliant
When body pipe 41 is opened, photoelectric sensor 1 can be converted into electric signal according to light sensing, and electric signal is exported by data line 43.
Display screen 10 passes through electric signal recognition detection object.The identification circuit part for identifying sub-pixel 105 includes that grid line 42, first is thin
Film transistor 41, driving line 44, photoelectric sensor 1 and data line 43.
In this application, identification sub-pixel 105 is in display circuit part and identification circuit fractional reuse grid line 42, first
Thin film transistor (TFT) 41 and data line 43, to simplify the circuit of identification sub-pixel 105, so that the circuit structure of identification sub-pixel 105
Relatively simple, cost is relatively low.
It is the circuit of identification sub-pixel 105 shown in Figure 11 in a kind of use state also referring to Figure 11 and Figure 12, Figure 12
In driver' s timing figure.Wherein, signal in grid line 42 corresponding to one of identification sub-pixel 105 is illustrated in Figure 12
Situation of change, the situation of change of signal in driving line 44, exported by the display driver circuit of display screen 10 in data line 43
The situation of change of electric signal is formed by the situation of change (as shown in 431) and data line 43 of signal by photoelectric sensor 1
(as shown in 432).
One frame time of display screen 10 includes display time interval and identification period.The length of display time interval and identification period can be with
It is configured according to demand.
In display time interval, grid line 42 is for loading the first signal to open first film transistor 41, data line 43
For loading gray scale voltage and being transmitted to pixel electrode 45, so that identification sub-pixel 105 is shown.First film transistor 41
It can be N-type or p-type.The application is illustrated so that first film transistor 41 is N-type as an example, then opens first film transistor
41 the first signal is high level signal.
In the identification period, grid line 42 opens the first film crystalline substance for loading second signal (such as high level signal)
Body pipe 41, driving line 44 is for load driver signal and is transmitted to photoelectric sensor 1, so that photoelectric sensor 1 is according to visible light
Signal forms electric signal and is exported by data line 43.
In a kind of embodiment, the driving signal in the identification period is pulse signal.The variation of the pulse amplitude of electric signal
Feed back the variation of target light out.Controller 20 receives electric signal, and obtains detection pair entrained by optical signal according to electric signal
The information of elephant, to form corresponding detection image (such as fingerprint image or palmprint image of user).
In this application, the timesharing load driver signal on grid line 42, make in display time interval identify sub-pixel 105 into
Row display, identification the period in make identify sub-pixel 105 carry out fingerprint recognition, therefore display screen 10 can take into account display function with
Identification function, to improve the usage experience of user.
It is to identify the partial circuit of sub-pixel 105 another in circuit shown in Figure 10 also referring to Figure 13 and Figure 14, Figure 13
A kind of schematic diagram in embodiment, Figure 14 are a kind of drive of the circuit of identification sub-pixel 105 shown in Figure 13 in use state
Dynamic timing diagram.Wherein, grid line 42, control line 47, number corresponding to one of identification sub-pixel 105 are illustrated in Figure 14
According to the signal intensity situation in line 43 and driving line 44.
The second thin film transistor (TFT) 46 is additionally provided in identification sub-pixel 105.Second thin film transistor (TFT) 46 include control terminal 461,
First end 462 and second end 463.The control terminal 461 of second thin film transistor (TFT) 46 is grid (Gate, G, also referred to as gate pole).One
In kind of embodiment, the first end 462 of the second thin film transistor (TFT) 46 is source electrode (Source, S), the second of the second thin film transistor (TFT) 46
End 463 is drain electrode (Drain, D).In another embodiment, the first end 462 of the second thin film transistor (TFT) 46 is drain electrode, and second is thin
The second end 463 of film transistor 46 is source electrode.
The first end 462 of second thin film transistor (TFT) 46 connects the second end 413 of first film transistor 41.Second film is brilliant
The second end 463 of body pipe 46 connects pixel electrode 45.The control terminal 461 of second thin film transistor (TFT) 46 is used to connect by control line 47
Receive control signal.In display time interval, control signal opens the second thin film transistor (TFT) 46；In the identification period, control signal is closed
Close the second thin film transistor (TFT) 46.
For example, the second thin film transistor (TFT) 46 is N-type, control signal is high level signal in display time interval, in the identification period
For low level signal.
In the present embodiment, display screen 10 controls the switch state of the second thin film transistor (TFT) 46 by control signal, from
And pixel electrode 45 is made to connect first film transistor 41 in display time interval, the opposite first film transistor in the identification period
41 disconnect, so that identification sub-pixel 105 realizes display in a frame time of display screen 10.
It is understood that when in display screen 10 including the sub-pixel 104 of not set photoelectric sensor 1, sub-pixel 104
It can be designed with reference to the display time interval of identification sub-pixel 105 in the driving method of display time interval；Sub-pixel 104 is in identification
Section can not drive.
The embodiment of the present application is described in detail above, specific case used herein to the principle of the application and
Embodiment is expounded, the description of the example is only used to help understand the method for the present application and its core ideas；
In the absence of conflict, the feature in presently filed embodiment and embodiment can be combined with each other；Meanwhile for ability
The those skilled in the art in domain, according to the thought of the application, there will be changes in the specific implementation manner and application range, comprehensive
Upper described, the contents of this specification should not be construed as limiting the present application.
Claims (12)
1. a kind of display screen, which is characterized in that multiple pixel units with array arrangement, each pixel unit includes more
A sub-pixel has at least two pixel units sub-pixel to be equipped with photoelectric sensor to form the sub- picture of identification
Element, the photoelectric sensor is for sensing luminous ray, and the identification sub-pixel in the adjacent pixel unit is for showing
Show different colours.
2. display screen as described in claim 1, which is characterized in that the multiple sub-pixel of each pixel unit includes red
Sub-pixels, green sub-pixels and blue subpixels；
The multiple pixel unit includes the first pixel unit, the second pixel unit and the third picture arranged and be disposed adjacent of embarking on journey
Plain unit, the red sub-pixel of first pixel unit are the identification sub-pixel, the institute of second pixel unit
Stating green sub-pixels is the identification sub-pixel, and the blue subpixels of the third pixel unit are the sub- picture of identification
Element.
3. display screen as described in claim 1, which is characterized in that the display screen includes liquid crystal layer and is located at the liquid
The chromatic filter layer and array of display layer of the opposite two sides of crystal layer；
The array of display layer includes multiple first film transistors, and the multiple first film transistor is arranged correspondingly
In each sub-pixel of the multiple pixel unit, the multiple photoelectric sensor is arranged in the array of display layer；
The part that the chromatic filter layer is located in the identification sub-pixel is equipped with transmittance section, and ambient can be through the light transmission
Portion enters the photoelectric sensor.
4. display screen as claimed in claim 3, which is characterized in that the chromatic filter layer includes multiple colored color blocking blocks, institute
It states multiple colored color blocking blocks to be arranged in correspondingly in each sub-pixel of the multiple pixel unit, is located at the identification
The colored color blocking block of sub-pixel forms the first projection on the first substrate, described in the not set photoelectric sensor
The colored color blocking block of sub-pixel forms the second projection on the first substrate, and the area of second projection is greater than described first
The area of projection.
5. display screen as claimed in claim 4, which is characterized in that the single transmittance section forms the on first substrate
Area of the sum of the area of three projections, the area of the third projection and first projection equal to second projection.
6. the display screen as described in any one of claim 3 to 5, which is characterized in that the display screen further includes the first substrate
And flatness layer, first substrate are located at side of the chromatic filter layer far from the liquid crystal layer, the flatness layer is located at institute
State between chromatic filter layer and the liquid crystal layer and the covering chromatic filter layer, the transmittance section and flatness layer one at
Type.
7. the display screen as described in any one of claim 3 to 5, which is characterized in that the array of display layer further includes a plurality of
Grid line, multiple data lines, a plurality of driving line and multiple pixel electrodes, the multiple pixel electrode are arranged in institute correspondingly
It states in each sub-pixel of multiple pixel units, each first film transistor includes control terminal, first end and second
End；
In the same identification sub-pixel, the control terminal of the first film transistor is electrically connected to the grid line, institute
The first end for stating first film transistor is electrically connected to the data line, and the second end of the first film transistor is electrically connected to
The pixel electrode, the input terminal electrical connection driving line of the photoelectric sensor, the output end electrical connection of the photoelectric sensor
To the second end of the first film transistor.
8. display screen as claimed in claim 7, which is characterized in that a frame time of the display screen includes display time interval and knowledge
The other period；
In the display time interval, the grid line for load the first signal to open the first film transistor, it is described
Data line is for loading gray scale voltage and being transmitted to the pixel electrode, so that the identification sub-pixel is shown；
In the identification period, the grid line is used to load second signal to open the first film transistor, described
Driving line is for load driver signal and is transmitted to the photoelectric sensor, so that the photoelectric sensor is according to visible light signal
It forms electric signal and is exported by the data line.
9. display screen as claimed in claim 8, which is characterized in that be additionally provided with the second film crystal in the identification sub-pixel
Pipe, second thin film transistor (TFT) include control terminal, first end and second end, the first end connection of second thin film transistor (TFT)
The second end of the first film transistor, the second end of second thin film transistor (TFT) connect the pixel electrode, and described the
The control terminal of two thin film transistor (TFT)s is used to receive control signal, in the display time interval, the control signal by control line
Second thin film transistor (TFT) is opened, in the identification period, the second thin film transistor (TFT) described in the control signal-off.
10. the display screen as described in any one of claim 3 to 5, which is characterized in that the display screen further includes backlight mould
Group, the backlight module are located at the side of the array of display layer far from the liquid crystal layer, and the backlight module is for issuing back
Light light, the backlight light can project the display screen, so that the display screen realizes display, project the display screen
The backlight light can also be formed target light after object reflection to be measured, the photoelectric sensor can identify the target
Light simultaneously forms corresponding electric signal.
11. display screen as claimed in claim 10, which is characterized in that the photoelectric sensor include be cascading it is defeated
Outlet, photosensitive layer and input terminal, the output end are located at the photosensitive layer towards the side of the backlight module, the output end
Using light-shielding conductive material and the covering photosensitive layer, to block the backlight light of photosensitive layer described in directive.
12. a kind of electronic equipment, which is characterized in that including display screen described in controller and any one of claims 1 to 11,
The controller is electrically connected the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110942040A (en) * | 2019-11-29 | 2020-03-31 | 四川大学 | Gesture recognition system and method based on ambient light |
| CN110993663A (en) * | 2019-12-04 | 2020-04-10 | 深圳市华星光电半导体显示技术有限公司 | Array substrate and display panel |
| CN113820878A (en) * | 2020-06-18 | 2021-12-21 | 华为技术有限公司 | Display panel, display device, and electronic apparatus |
| CN114203061A (en) * | 2021-11-09 | 2022-03-18 | 北京奕斯伟计算技术有限公司 | Display panel, driving method thereof and display device |
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2018
- 2018-11-21 CN CN201821926406.2U patent/CN208903277U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110942040A (en) * | 2019-11-29 | 2020-03-31 | 四川大学 | Gesture recognition system and method based on ambient light |
| CN110993663A (en) * | 2019-12-04 | 2020-04-10 | 深圳市华星光电半导体显示技术有限公司 | Array substrate and display panel |
| CN113820878A (en) * | 2020-06-18 | 2021-12-21 | 华为技术有限公司 | Display panel, display device, and electronic apparatus |
| CN114203061A (en) * | 2021-11-09 | 2022-03-18 | 北京奕斯伟计算技术有限公司 | Display panel, driving method thereof and display device |
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