CN208819534U - A kind of terminal - Google Patents
A kind of terminal Download PDFInfo
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- CN208819534U CN208819534U CN201920402862.5U CN201920402862U CN208819534U CN 208819534 U CN208819534 U CN 208819534U CN 201920402862 U CN201920402862 U CN 201920402862U CN 208819534 U CN208819534 U CN 208819534U
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Abstract
This application discloses a kind of terminals, belong to electric terminal technical field.Terminal includes display screen and the sensor that is arranged in below display screen, and sensor is sense light kind sensor；Sensor region is provided on display screen, the photosensitive position of the sensor is located within the scope of the first orthographic projection of the sensor region, and sensor region is the transparence display region formed on a display screen, and transparence display region is transparent in working sensor；Photochromic layer is additionally provided with above display screen, photochromic layer between colorless state and colored state for switching；Sensor region is located within the scope of the second orthographic projection of photochromic layer.This public affairs is by being arranged photochromic layer in the corresponding position of sensor region, photochromic layer is controlled when needing using sensor to become colorless state, when not using sensor, photochromic layer is colored state, and sensor region has display capabilities, the color difference of sensor region and surrounding can be effectively reduced, promote the aesthetic measure of terminal and the usage experience of user.
Description
Technical field
The disclosure belongs to field of display technology, is related to a kind of terminal.
Background technique
Sensor, such as camera and optical fingerprint sensor are provided on electric terminal, this kind of sensor is usually arranged
In the front panel or rear cover of electric terminal.
When plate in front is arranged in sensor, for the purpose for the screen accounting for improving electric terminal, the at present method of mainstream
Using the design method of screen lower sensor.In the design method for shielding lower sensor, sensor design will be shown in the lower section of display screen
Sensor region corresponding with sensor forms through-hole or transparent configuration in display screen, to guarantee sensor not by the screening of display screen
Gear influences, so as to work normally.
In above-mentioned design method, no matter in bright screen or under ceasing screen state, the color of sensor region with surrounding face
Color is different, forms sharp contrast, seriously affects the aesthetic measure of terminal.
Utility model content
The embodiment of the present disclosure provides a kind of terminal, can solve and no matter in bright screen or ceases screen state in the related technology
Under, the color of sensor region is different from ambient color, forms sharp contrast, seriously affects asking for the aesthetic measure of terminal
Topic.The technical solution is as follows:
According to the one side of the embodiment of the present disclosure, a kind of terminal is provided, the terminal includes that display screen and setting exist
Sensor below the display screen, the sensor are sense light kind sensors；
Sensor region is provided on the display screen, the photosensitive position of the sensor is located at the sensor region
Within the scope of first orthographic projection, the sensor region is the transparence display region formed on the display screen, described transparent aobvious
Show that region is transparent in the working sensor；
Photochromic layer is additionally provided with above the display screen, the photochromic layer is used between colorless state and colored state
Switching；
The sensor region is located within the scope of the second orthographic projection of the photochromic layer.
In an optional implementation, the display screen includes the layer of polarizer being arranged successively, encapsulated layer, You Jifa
Optical diode (Organic Light-Emitting Diode, OLED) layer, drive circuit layer, glass substrate layer and light shield layer；
Corresponding opening area is formed on the layer of polarizer, the glass substrate layer and the light shield layer；It is the encapsulated layer, described
Region corresponding with the opening area, forms the sensor region on oled layer and the drive circuit layer.
In an optional implementation, the display screen includes the layer of polarizer being arranged successively, liquid crystal layer and backlight
Layer；Corresponding opening area is formed in the layer of polarizer and the backlight layer；On the liquid crystal layer with the opening area
Corresponding region forms the sensor region.
In an optional implementation, front shroud is provided with above the display screen, the photochromic layer is arranged in institute
It states at least one layer of in the inside of the upper surface of front shroud, lower surface or the front shroud.
In an optional implementation, it is provided with above the display screen positioned at the front shroud and the display screen
Between touch control layer, the photochromic layer is arranged in the inside of the upper surface of the touch control layer, lower surface or the touch control layer extremely
It is one layer few.
In an optional implementation, the photochromic layer is used in the colorless state, at least one intermediate state
Switch between the colored state.
In an optional implementation, the photochromic layer includes that thermochromic layer or electrochromic layer or thermoelectricity are mixed
Close photochromic layer.
In an optional implementation, the control signal of the electrochromic layer is direct current signal or AC signal.
In an optional implementation, the photochromic layer includes magneto discoloration layer；The lower section of the display screen is also set
It is equipped with loop construction corresponding with the magneto discoloration layer, the loop construction is for generating the magnetic for controlling the magneto discoloration layer
?.
It further include control module in the terminal in an optional implementation；The photochromic layer and the control
Module is electrically connected；The control module is cut for when meeting first condition, controlling the photochromic layer from the colorless state
Change to the colored state.
In an optional implementation, the control module, for the sensor be in off working state and
When the display screen is in non-display state, the photochromic layer is controlled from the colorless state and is switched to the colored state.
It further include control module in the terminal in an optional implementation；The control module, for full
When sufficient second condition, the photochromic layer is controlled from the intermediate state and switches to the colored state；
Or, the control module, switches for when meeting third condition, controlling the photochromic layer from the colorless state
To the colored state.
In an optional implementation, the sensor include camera, ambient light sensor, range sensor or
At least one of light sensation fingerprint sensor.
The technical solution bring beneficial effect that the embodiment of the present disclosure provides includes at least:
By the way that photochromic layer is arranged in the corresponding position of sensor region, photochromic layer is controlled when needing using sensor to be become
Colorless state, and then the normal use of sensor is not influenced；When not using sensor, photochromic layer is colored state, makes to change colour
The solid colour or identical of layer and surrounding, can be effectively reduced the color difference of sensor region and surrounding, since sensor region has
Display capabilities, therefore can guarantee that display screen has " mirror surface " effect of one in display state or non-display state, it is promoted eventually
The aesthetic measure at end and the usage experience of user.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in the embodiment of the present disclosure, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present disclosure, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the front schematic view for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 2 is the side diagrammatic cross-section of the display screen for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 3 is the side diagrammatic cross-section for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 4 is the side diagrammatic cross-section for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 5 is schematic diagram of the photochromic layer in front shroud upper surface for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 6 is the schematic diagram for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 7 is the schematic diagram for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 8 is schematic diagram of the photochromic layer in touch control layer upper surface for the terminal that one exemplary embodiment of the disclosure provides；
Fig. 9 is schematic diagram of the photochromic layer in touch control layer lower surface for the terminal that one exemplary embodiment of the disclosure provides；
Figure 10 is schematic diagram of the photochromic layer for the terminal that one exemplary embodiment of the disclosure provides inside touch control layer；
Figure 11 is the structure schematic diagram of the terminal of one exemplary embodiment of the disclosure.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 shows the front schematic view of the terminal of one exemplary embodiment of disclosure offer.The terminal includes display screen
120 and the sensor 104 that is arranged in below display screen 120.
Sensor region is provided on display screen 120, the photosensitive position of sensor 104 is arranged in the first of sensor region
Within the scope of orthographic projection, sensor region is the transparence display region formed on a display screen, and transparence display region is in sensor work
As when be it is transparent, the first orthographic projection range is drop shadow spread corresponding to the sensor region of display screen 120, which is
Refer to perpendicular to display screen 120 just towards being projected below display screen 120.
The top of display screen 120 is provided with photochromic layer 130, for switching between colorless state and colored state；Sensing
Device region is located within the scope of the second orthographic projection of photochromic layer 130, and the second orthographic projection range is projection model corresponding to photochromic layer 130
It encloses.That is, photochromic layer 130 is covered on the top of the sensor region of display screen 120.
Optionally, sensor 104 is sense light kind sensor, which is the sensing to be worked using light
Device 104；Wherein, sense light kind sensor includes camera 104, ambient light sensor 104, range sensor 104 or light sensation fingerprint
At least one of sensor 104.
Optionally, which further includes center 110, and the front of center 110 is arranged in display screen 120, and display screen 120 occupies
Positive whole region or intimate whole region (such as 95% or more, 97% or more, 98% or more).
In conclusion the present embodiment is sensed by the way that photochromic layer is arranged in the corresponding position of sensor region when needing to use
Photochromic layer is controlled when device to become colorless state, and then does not influence the normal use of sensor；When not using sensor, photochromic layer
For colored state, makes the solid colour or identical of photochromic layer and surrounding, the color difference of sensor region and surrounding can be effectively reduced, mention
Rise the aesthetic measure of terminal.
In the alternative embodiment based on Fig. 1, Fig. 2 shows the sides of the display screen of the terminal of exemplary embodiment offer
Diagrammatic cross-section, display screen 120 be OLED screen curtain, display screen 120 include be arranged successively layer of polarizer 121, encapsulated layer 122,
Oled layer 123, drive circuit layer 124, glass substrate layer 125 and light shield layer 126；Layer of polarizer 121,125 and of glass substrate layer
Corresponding opening area is formed on light shield layer 126；In encapsulated layer 122, oled layer 123 and drive circuit layer 124 with aperture area
The corresponding region in domain forms sensor region.
Sensor region is the complete structure not punched, in one optionally embodiment, for the sensing for guaranteeing display screen
Device region can normally show content, and guarantee that the working sensor below display screen is unaffected, and drive circuit layer 124 is
Bright conductive material, such as transparent conductive film (transparent conductive film, TCF) can be used, electrically conducting transparent
Film drives the OLED screen curtain in sensor region corresponding position, to guarantee normal display function.
Optionally, drive circuit layer 124 is located at the electronics device in opening area by technical staff in the conventional technology in advance
Part is moved in non-open area, avoids influence of the opening area to electronic device, alternatively, opaque electronic device is to sensor
The transparence in region influences.
In conclusion the present embodiment is sensed by the way that photochromic layer is arranged in the corresponding position of sensor region when needing to use
Photochromic layer is controlled when device to become colorless state, and then does not influence the normal use of sensor；When not using sensor, photochromic layer
For colored state, makes the solid colour or identical of photochromic layer and surrounding, the color difference of sensor region and surrounding can be effectively reduced, by
There are display capabilities in sensor region, therefore can guarantee that display screen has one in display state or non-display state
" mirror surface " effect, promotes the aesthetic measure of terminal and the usage experience of user.
In the alternative embodiment based on Fig. 1, display screen 120 is LCD screen, and display screen 120 is inclined including being arranged successively
Mating plate layer, liquid crystal layer and backlight layer；Corresponding opening area is formed in layer of polarizer and backlight layer；On liquid crystal layer with aperture area
The corresponding region in domain forms sensor region.
Liquid crystal display is the complete structure not punched, and through-hole is arranged on the backlight layer below liquid crystal layer, optional at one
In ground embodiment, to guarantee that the sensor region of display screen can normally show content, in the backlight of via regions or all
Upper backlight uses miniLED, for providing back light for opening area and display screen.
In conclusion terminal provided in this embodiment can guarantee liquid crystal layer by the way that through-hole is not arranged on liquid crystal layer
Integrality, because without carrying out edge sealing processing, avoiding the black surround structure formed to the edge sealing processing after liquid crystal layer punching.Together
When miniLED is set in via regions or whole backlight, provide necessary back light for the sensor region of display screen,
To guarantee that the sensor region of display screen 120 can normally show content.
In the alternative embodiment based on Fig. 1, photochromic layer 130 can switch between colorless state and colored state.Show
Meaning property, photochromic layer 130 controls photochromic layer from colored state and is switched to colorless state when sensor 104 is in running order；
When sensor 104 is in off working state, photochromic layer is controlled from colorless state and is switched to colored state.Schematically, when aobvious
For display screen 120 when showing content, photochromic layer 130 is switched to colorless state, when display screen 120 does not show content, photochromic layer 130
For colored state.
Optionally, photochromic layer 130 further includes at least one intermediate state, and photochromic layer 130 is used in colorless state, at least one
Switch between a intermediate state and colored state.
Colored state can refer to the state that color is deeper on sense organ, such as the completely impermeable light state of photochromic layer is black,
In other words, colored state be light penetration be less than first threshold state, such as photochromic layer light penetration be 0% or
10% or 20%.
Colorless state can refer to state colourless on sense organ or shallower color, and in other words, colorless state is that light penetrates
Rate is less than the state of second threshold, is the light penetration of light light transmittance for 80% or 90% or 100% with colorless state.For just
In understanding and describing, colorless state can also be referred to as light transmission state, pellucidity etc..
Intermediate state can refer to state of the color between colorless state and colored state on sense organ, in other words, in
Between state be state that light penetration is greater than first threshold, less than the state of second threshold, such as the light of photochromic layer penetrates
Rate is between 40% to 60%.
Photochromic layer is also possible to other colors when completely opaque, such as can be red, gold, green etc., with end
Terminal body color is mutually unified.
In the alternative embodiment based on Fig. 1, photochromic layer 130 can be become using electrochromic layer, thermochromic layer, mangneto
Any one realization in chromatograph.Below using Fig. 3 embodiment to photochromic layer 130 using electrochromic layer and thermochromic layer
Implementation is illustrated, and is illustrated to photochromic layer 130 using the implementation of magneto discoloration layer using Fig. 4 embodiment.
Fig. 3 shows the side diagrammatic cross-section of the terminal of one exemplary embodiment of disclosure offer.Terminal includes display screen
120, the photochromic layer 130 that the top of sensor 104 is arranged in the sensor 104 below display screen 120 is set, photochromic layer 130 with
One control module 150 is electrically connected.
Optionally, which can be an integrated circuit (Integrated Circuit, IC) touch chip,
Processor in IC touch chip and terminal is electrically connected；Alternatively, photochromic layer 130 directly electrically connects with the processor in terminal
It connects.Wherein, electric connection mode includes any one during conducting wire connects, flexible circuit board connects, printed circuit board connects.
Optionally, photochromic layer 130 is also connect with a power supply, and when photochromic layer is electrochromic layer, photochromic layer includes electrode
With the electrochromic material of setting between the electrodes, in electrode no power, off-color material is in colorless state；When terminal need to make
When photochromic layer 130 is in colorless state, control module controls power supply and is not powered to electrode；When terminal needs hide sensor,
Control module controls power supply and is powered to electrode, and electrochromic material is in colorless state under the action of electrode, plays hiding biography
The effect of sensor.Schematically, the control signal of electrochromic layer is either direct current signal is also possible to AC signal.
When photochromic layer is thermochromic layer, photochromic layer includes the heating layer connected to power supply, is provided with heat on heating layer
Off-color material is caused, thermochromic material is in colorless state in the condition of high temperature, and when normal temperature state restores colored state；When terminal needs
When photochromic layer 130 being made to be in colorless state, control module controls power supply and is powered to heating layer, and heating layer temperature makes to change colour after increasing
Layer is in colorless state, and when terminal needs hide sensor, control module controls power supply and is not powered to electrode, thermochromism material
Material is in colorless state；In one embodiment, thermochromic material is in colorless state in normal temperature state, and when condition of high temperature is extensive
Multiple colored state.
The heat that control module 150 in terminal controls the size of current for flowing through photochromic layer 130 or electric current generates number
Control the colored state of photochromic layer 130.
Illustratively, by taking sensor 104 is camera as an example, when camera 104 is in running order, control module
150 send the first electric signal to photochromic layer 130, and photochromic layer 130 is made to be switched to colorless state from colored state, and camera 104 is saturating
It crosses front shroud 101 and executes shooting operation；After camera 104 completes shooting operation and enters off working state, control module 150
The second electric signal is sent to photochromic layer 130, photochromic layer 130 is made to be switched to colored state from colorless state.
Optionally, photochromic layer 130 be electric heating mixing photochromic layer, that is, photochromic layer 130 both including electrochromic layer and also including
Thermochromic layer.
In conclusion photochromic layer is connect with control module in the present embodiment, control module is by flowing into electric current in photochromic layer
Size or electric current generate heat number, switch over photochromic layer between colored state and colorless state；Photochromic layer exists
Display screen is in colorless state when showing content, does not influence the display effect of screen, and being in when display screen does not show content has
Color state hides the terminal structure below camera and screen.
Fig. 4 shows the side diagrammatic cross-section of the terminal of one exemplary embodiment of disclosure offer.
Photochromic layer 130 is magneto discoloration layer, and loop construction corresponding with magneto discoloration layer is provided with below display screen
160, loop construction 160 and control module 150 are electrically connected.Magneto discoloration layer can be in colored state and nothing under magnetic fields
The switching of color state.
Optionally, which can be an integrated circuit (Integrated Circuit, IC) touch chip,
Processor in IC touch chip and terminal is electrically connected；Alternatively, photochromic layer 130 directly electrically connects with the processor in terminal
It connects.Wherein, electric connection mode includes any one during conducting wire connects, flexible circuit board connects, printed circuit board connects.Show
Example property, when preparatory not set electrical interconnection on the screen layer where photochromic layer, electric connection line is separately provided in photochromic layer 130
It is connected with the processor in terminal or photochromic layer 130 is connect with an IC touch chip, the processor in IC touch chip and terminal
Connection.When presetting electrical interconnection on the screen layer where photochromic layer, photochromic layer 130 together with electrical interconnection with IC
Touch chip connection, then connect with the processor in terminal.
Control module 150 generates magnetic field for control coil structure 160, passes through mangneto by changing sense of current control
The magnetic direction of photochromic layer.When being first direction by the magnetic field of magneto discoloration layer, magneto discoloration layer is colored state, when logical
When the magnetic field for crossing magneto discoloration layer is second direction, magneto discoloration layer is colorless state；Pass through loop construction electric current by changing
Size change magnetic field intensity, to change the degree of light transmission of magneto discoloration layer.
In conclusion the present embodiment is by changing sense of current in loop construction to change the magnetic of loop construction generation
Field direction, the size by changing electric current in loop construction changes the magnetic field strength generated, to change the saturating of magneto discoloration layer
Light path degree is enable to respond quickly the control of electric signal since magnetic field changes no-delay under the control of electric current, have it is good can
Control property.
In based on Fig. 1, Fig. 3 and Fig. 4 in the alternative embodiment of any embodiment, before the top of display screen 120 is provided with
Cover board 101, photochromic layer 130 are arranged on front shroud 101.Fig. 5 shows the terminal of one exemplary embodiment of disclosure offer
Schematic diagram of the photochromic layer in front shroud upper surface.
Front shroud 101 is bonded the top that terminal display screen is arranged in, and plays protection and decorative effect, usual front cover to display screen
Plate 101 is glass material, also referred to as LENS, has the characteristics that high rigidity and high transparency, certainly, also has equipment component using blue
Jewel material, but purpose and effect are essentially identical, contribute to protect and decorate display screen.
In one implementation, photochromic layer 130 includes off-color material, and off-color material is using sputtering, spraying or coating side
The upper surface of front shroud 101 is arranged in formula.
In another implementation, photochromic layer 130 includes off-color material and electrode, preparation of the electrode in front shroud 101
It is set in advance in the upper surface of front shroud 101 in the process, is electrically connected by the control module in conducting wire and terminal, control
The on-off electricity condition of module coordination electrode；The upper table of front shroud 101 is arranged in by sputtering, spraying or coating method for off-color material
Face, off-color material change the degree of light transmission of itself according to the on-off electricity condition of electrode, for example, when electrode is in energized state,
The degree of light transmission of off-color material is higher, and front shroud 101 is colorless state, when electrode is in obstructed electricity condition, off-color material
Degree of light transmission is lower, and front shroud 101 is colored state；Alternatively, when electrode is in energized state, the degree of light transmission of off-color material
Lower, front shroud 101 is colored state, and when electrode is in obstructed electricity condition, the degree of light transmission of off-color material is higher, front shroud
101 be colorless state.
In another implementation, photochromic layer 130 includes off-color material and electric heating wire, and electric heating wire is in front shroud
The upper surface of front shroud 101 is set in advance in 101 preparation process, it is electrical by the control module in conducting wire and terminal
Connection, control module control the on-off electricity condition of electric heating wire；Off-color material is arranged by sputtering, spraying or coating method preceding
The upper surface of cover board 101, off-color material change the degree of light transmission of itself according to the temperature variations of electric heating wire, for example, working as
When electric heating wire temperature is higher, the degree of light transmission of off-color material is higher, and front shroud 101 is colorless state, when electric heating wire temperature
When lower, the degree of light transmission of off-color material is lower, and front shroud 101 is colored state；Alternatively, when electric heating wire temperature is lower,
The degree of light transmission of off-color material is lower, front shroud 101 be colored state, when electric heating wire temperature is higher, off-color material it is saturating
Light path degree is higher, and front shroud 101 is colorless state.
Since the off-color material of photochromic layer 130 is the upper surface that front shroud is arranged in, operated in sputtering, spraying or coating
It is easy, easy to produce and processing, and the later period, to coat difficulty again low.
Fig. 6 shows the schematic diagram of the terminal of one exemplary embodiment of disclosure offer.Photochromic layer 130 is arranged in front shroud
101 lower surface.
Identical as Fig. 5 embodiment, photochromic layer 130 includes off-color material, and off-color material is using sputtering, spraying or coating method
The lower surface of front shroud 101 is set.
In another implementation, photochromic layer 130 includes off-color material and electrode, preparation of the electrode in front shroud 101
It is set in advance in the lower surface of front shroud 101 in the process, is electrically connected by the control module in conducting wire and terminal, control
The on-off electricity condition of module coordination electrode；The following table of front shroud 101 is arranged in by sputtering, spraying or coating method for off-color material
Face, off-color material change the degree of light transmission of itself according to the on-off electricity condition of electrode, for example, when electrode is in energized state,
The degree of light transmission of off-color material is higher, and front shroud 101 is colorless state, when electrode is in obstructed electricity condition, off-color material
Degree of light transmission is lower, and front shroud 101 is colored state；Alternatively, when electrode is in energized state, the degree of light transmission of off-color material
Lower, front shroud 101 is colored state, and when electrode is in obstructed electricity condition, the degree of light transmission of off-color material is higher, front shroud
101 be colorless state.
In another implementation, photochromic layer 130 includes off-color material and electric heating wire, and electric heating wire is in front shroud
The lower surface of front shroud 101 is set in advance in 101 preparation process, it is electrical by the control module in conducting wire and terminal
Connection, control module control the on-off electricity condition of electric heating wire；Off-color material is arranged by sputtering, spraying or coating method preceding
The lower surface of cover board 101, off-color material change the degree of light transmission of itself according to the temperature variations of electric heating wire, for example, working as
When electric heating wire temperature is higher, the degree of light transmission of off-color material is higher, and front shroud 101 is colorless state, when electric heating wire temperature
When lower, the degree of light transmission of off-color material is lower, and front shroud 101 is colored state；Alternatively, when electric heating wire temperature is lower,
The degree of light transmission of off-color material is lower, front shroud 101 be colored state, when electric heating wire temperature is higher, off-color material it is saturating
Light path degree is higher, and front shroud 101 is colorless state.
It is in use not in mill since the off-color material of photochromic layer 130 is the lower surface that front shroud is arranged in
The problem of damage, and photochromic layer and the connecting line of control module can be set up directly on the lower surface of front shroud 101, failure rate is low, eventually
Hold high reliablity.
Fig. 7 shows the schematic diagram of the terminal of one exemplary embodiment of disclosure offer.Photochromic layer 130 is arranged in front shroud
The material with metachrosis is arranged in front shroud 101 during making front shroud 101 for 101 inside.
In one implementation, photochromic layer 130 includes off-color material and electrode, preparation of the electrode in front shroud 101
It is set in advance in the inside of front shroud 101 in journey, is electrically connected by the control module in conducting wire and terminal, control module
The on-off electricity condition of coordination electrode；Off-color material changes the degree of light transmission of itself according to the on-off electricity condition of electrode, for example, when electricity
When pole is in energized state, the degree of light transmission of off-color material is higher, and front shroud 101 is colorless state, when electrode is in no power
When state, the degree of light transmission of off-color material is lower, and front shroud 101 is colored state；Alternatively, when electrode is in energized state,
The degree of light transmission of off-color material is lower, and front shroud 101 is colored state, when electrode is in obstructed electricity condition, off-color material
Degree of light transmission is higher, and front shroud 101 is colorless state.
In another implementation, photochromic layer 130 includes off-color material and electric heating wire, and electric heating wire is in front shroud
It is set in advance in the inside of front shroud 101 in 101 preparation process, is electrically connected by conducting wire and the control module in terminal
It connects, control module controls the on-off electricity condition of electric heating wire；Off-color material is arranged by sputtering, spraying or coating method in front cover
The inside of plate 101, off-color material change the degree of light transmission of itself according to the temperature variations of electric heating wire, for example, when electricity adds
When hot-wire temperature is higher, the degree of light transmission of off-color material is higher, and front shroud 101 is colorless state, when electric heating wire temperature is lower
When, the degree of light transmission of off-color material is lower, and front shroud 101 is colored state；Alternatively, when electric heating wire temperature is lower, discoloration
The degree of light transmission of material is lower, and front shroud 101 is colored state, when electric heating wire temperature is higher, the light transmission journey of off-color material
Degree is higher, and front shroud 101 is colorless state.
It is not in be rubbed off since long-time uses since the inside of front shroud 101 is arranged in photochromic layer 130
Problem.
Optionally, due to being not provided with electrical interconnection in front shroud 101, connecting line and end is separately provided in photochromic layer 130
Control module connection in end, alternatively, photochromic layer 130 is connect with an IC touch chip, control of the IC touch chip in control module
The lower state for changing photochromic layer 130 of system.
In the alternative embodiment based on Fig. 3 and Fig. 4, the top of display screen 120 is provided with front shroud 101, front shroud 101
Touch control layer 102 is additionally provided between display screen 120, the position and glide direction which touches for identification, eventually
Processor in end determines therefrom that the display content of display screen.
Fig. 8 shows signal of the photochromic layer in touch control layer upper surface of the terminal of one exemplary embodiment of disclosure offer
Figure；Photochromic layer 130 includes off-color material, and the upper table of touch control layer 102 is arranged in using sputtering, spraying or coating method for off-color material
Face.
In another implementation, photochromic layer 130 includes off-color material and electrode, preparation of the electrode in touch control layer 102
It is set in advance in the upper surface of touch control layer 102 in the process, is electrically connected by the control module in conducting wire and terminal, control
The on-off electricity condition of module coordination electrode；The upper table of touch control layer 102 is arranged in by sputtering, spraying or coating method for off-color material
Face, off-color material change the degree of light transmission of itself according to the on-off electricity condition of electrode, for example, when electrode is in energized state,
The degree of light transmission of off-color material is higher, and touch control layer 102 is colorless state, when electrode is in obstructed electricity condition, off-color material
Degree of light transmission is lower, and touch control layer 102 is colored state；Alternatively, when electrode is in energized state, the degree of light transmission of off-color material
Lower, touch control layer 102 is colored state, and when electrode is in obstructed electricity condition, the degree of light transmission of off-color material is higher, touch control layer
102 be colorless state.
In another implementation, photochromic layer 130 includes off-color material and electric heating wire, and electric heating wire is in touch control layer
The upper surface of touch control layer 102 is set in advance in 102 preparation process, it is electrical by the control module in conducting wire and terminal
Connection, control module control the on-off electricity condition of electric heating wire；Off-color material is being touched by sputtering, spraying or coating method setting
The upper surface of layer 102 is controlled, off-color material changes the degree of light transmission of itself according to the temperature variations of electric heating wire, for example, working as
When electric heating wire temperature is higher, the degree of light transmission of off-color material is higher, and touch control layer 102 is colorless state, when electric heating wire temperature
When lower, the degree of light transmission of off-color material is lower, and touch control layer 102 is colored state；Alternatively, when electric heating wire temperature is lower,
The degree of light transmission of off-color material is lower, touch control layer 102 be colored state, when electric heating wire temperature is higher, off-color material it is saturating
Light path degree is higher, and touch control layer 102 is colorless state.
Fig. 9 shows signal of the photochromic layer in touch control layer lower surface of the terminal of one exemplary embodiment of disclosure offer
Figure.Photochromic layer 130 includes off-color material, and the following table of touch control layer 102 is arranged in using sputtering, spraying or coating method for off-color material
Face.
In another implementation, photochromic layer 130 includes off-color material and electrode, preparation of the electrode in touch control layer 102
It is set in advance in the lower surface of touch control layer 102 in the process, is electrically connected by the control module in conducting wire and terminal, control
The on-off electricity condition of module coordination electrode；The following table of touch control layer 102 is arranged in by sputtering, spraying or coating method for off-color material
Face, off-color material change the degree of light transmission of itself according to the on-off electricity condition of electrode, for example, when electrode is in energized state,
The degree of light transmission of off-color material is higher, and touch control layer 102 is colorless state, when electrode is in obstructed electricity condition, off-color material
Degree of light transmission is lower, and touch control layer 102 is colored state；Alternatively, when electrode is in energized state, the degree of light transmission of off-color material
Lower, touch control layer 102 is colored state, and when electrode is in obstructed electricity condition, the degree of light transmission of off-color material is higher, touch control layer
102 be colorless state.
In another implementation, photochromic layer 130 includes off-color material and electric heating wire, and electric heating wire is in touch control layer
The lower surface of touch control layer 102 is set in advance in 102 preparation process, it is electrical by the control module in conducting wire and terminal
Connection, control module control the on-off electricity condition of electric heating wire；Off-color material is being touched by sputtering, spraying or coating method setting
The lower surface of layer 102 is controlled, off-color material changes the degree of light transmission of itself according to the temperature variations of electric heating wire, for example, working as
When electric heating wire temperature is higher, the degree of light transmission of off-color material is higher, and touch control layer 102 is colorless state, when electric heating wire temperature
When lower, the degree of light transmission of off-color material is lower, and touch control layer 102 is colored state；Alternatively, when electric heating wire temperature is lower,
The degree of light transmission of off-color material is lower, touch control layer 102 be colored state, when electric heating wire temperature is higher, off-color material it is saturating
Light path degree is higher, and touch control layer 102 is colorless state.
It should be noted that above-mentioned thermochromic layer is only used as exemplary illustration using electric heating wire, it can also be used
His implementation, for example, directly applying ac signal, the thermochromic material self-heating to change to thermochromic material
Color temperature, this programme do not limit this.
Terminal can be such that photochromic layer 130 switches between colored state and colorless state when needed.Work as end
When end meets first condition, photochromic layer 130 is switched to colored state from colorless state；When being unsatisfactory for first condition, photochromic layer
130 are switched to colorless state from colored state.
Schematically, to include: terminal be in off working state in sensor 104 to first condition and display screen is in non-display
When state, photochromic layer 130 is switched to colored state from colorless state.Optionally, work is in when terminal needs to start sensor 104
Make state, or, photochromic layer 130 is switched to colorless state from colored state when display screen is in non-display state.
It should be noted that the first condition in above-described embodiment is only used as exemplary illustration, it is also possible to other conditions,
This programme does not limit this.
In one embodiment, to guarantee that display screen and photochromic layer have lesser color difference, photochromic layer further includes coloured shape
At least one intermediate state between state and colorless state.Terminal can make when needed photochromic layer 130 colored state,
It is switched between intermediate state and colorless state.In schematical example,
When meeting second condition, photochromic layer 130 is switched to colored state from intermediate state；
When meeting third condition, photochromic layer 130 is switched to colored state from colorless state；
When meeting fourth condition, photochromic layer 130 is switched to colorless state from intermediate state；
When meeting fifth condition, photochromic layer 130 is switched to intermediate state from colorless state；
When meeting Article 6 part, photochromic layer 130 is switched to intermediate state from colored state；
When meeting Article 7 part, photochromic layer 130 is switched to colorless state from colored state.
Schematically, when display screen show content, and brightness it is lower (such as be in Night or strong sunlight state
Under sunlight screen mode) when, control module control photochromic layer 130 be in intermediate state, certainly, photochromic layer 130 is in intermediate shape
The case where state, is not limited to above-mentioned condition.By taking photochromic layer 130 includes an intermediate state as an example,
Second condition includes: that photochromic layer 130 is currently at intermediate state, when terminal control display screen enters breath screen state,
Photochromic layer 130 is switched to colored state from intermediate state；
Third condition includes: that terminal in sensor 104 is in off working state, and at the sensor region of display screen 120
When non-display state, photochromic layer 130 is switched to colored state from colorless state；
Fourth condition includes: that photochromic layer 130 is intermediate state, and when terminal starts sensor, photochromic layer 130 is from intermediate state
It is switched to colorless state；
Fifth condition, which includes: terminal, is switched to closure sensor from starting sensor states, and when brightness of display screen is lower,
Photochromic layer is switched to intermediate state from colorless state；
Article 6 part, which includes: display screen, is switched to bright screen state from breath screen state, and when brightness is lower, photochromic layer 130 from
Colored state is switched to intermediate state；
Article 7 part, which includes: display screen, to be switched to when enabling sensor 104 from breath screen state, and photochromic layer 130 is from coloured shape
State is switched to colorless state.
It, can also be with it should be noted that second condition to the Article 7 part in above-described embodiment is only used as exemplary illustration
It is other conditions, this programme does not limit this.Photochromic layer also may include multiple intermediate state, for example, when intermediate state is
At two, the light penetration of photochromic layer be between 25% to 50% between 50% to 75%.When intermediate state is multiple, often
The entry condition of a intermediate state can be different.
The off-color material of photochromic layer 130 using sputtering, spraying or coating method be arranged in touch control layer 102 upper surface or under
Surface, when upper surface or lower surface coated in touch control layer 102, coating method is simple, convenient for batch production.
Figure 10 shows schematic diagram of the photochromic layer of the terminal of one exemplary embodiment of disclosure offer inside touch control layer.
The inside of touch control layer is arranged in off-color material, and the material with metachrosis is arranged in touch-control during making touch control layer
In layer 102.
In one implementation, photochromic layer 130 includes off-color material and electrode, preparation of the electrode in touch control layer 102
It is set in advance in the inside of touch control layer 102 in journey, is electrically connected by the control module in conducting wire and terminal, control module
The on-off electricity condition of coordination electrode；Off-color material changes the degree of light transmission of itself according to the on-off electricity condition of electrode, for example, when electricity
When pole is in energized state, the degree of light transmission of off-color material is higher, and touch control layer 102 is colorless state, when electrode is in no power
When state, the degree of light transmission of off-color material is lower, and touch control layer 102 is colored state；Alternatively, when electrode is in energized state,
The degree of light transmission of off-color material is lower, and touch control layer 102 is colored state, when electrode is in obstructed electricity condition, off-color material
Degree of light transmission is higher, and touch control layer 102 is colorless state.
In another implementation, photochromic layer 130 includes off-color material and electric heating wire, and electric heating wire is in touch control layer
It is set in advance in the inside of touch control layer 102 in 102 preparation process, is electrically connected by conducting wire and the control module in terminal
It connects, control module controls the on-off electricity condition of electric heating wire；Off-color material is arranged by sputtering, spraying or coating method in touch-control
The inside of layer 102, off-color material change the degree of light transmission of itself according to the temperature variations of electric heating wire, for example, when electricity adds
When hot-wire temperature is higher, the degree of light transmission of off-color material is higher, and touch control layer 102 is colorless state, when electric heating wire temperature is lower
When, the degree of light transmission of off-color material is lower, and touch control layer 102 is colored state；Alternatively, when electric heating wire temperature is lower, discoloration
The degree of light transmission of material is lower, and touch control layer 102 is colored state, when electric heating wire temperature is higher, the light transmission journey of off-color material
Degree is higher, and touch control layer 102 is colorless state.
It, will not be because closely being produced excessively with display screen 120 and front shroud 101 since the inside of touch control layer 102 is arranged in photochromic layer 130
Raw friction improves the stability that terminal is shown to cause the problem of falling off.
Optionally, touch control layer 102 is connect by flexible circuit board with IC touch chip, the electrical interconnection of photochromic layer 130
It is arranged on flexible circuit board, IC touch chip is connect with the control unit in terminal.
Optionally, when terminal does not start sensor, the display screen 120 of terminal includes two kinds of working conditions: breath screen state
With bright screen state.When display screen 120 be in breath screen state when, photochromic layer is colored state, in colored state photochromic layer 130 with
Peripheral region solid colour is close.When display screen 120 is in bright screen state, the corresponding position of sensor includes two kinds of shapes
State: showing content and do not show content, and when not showing content, it is in colored state, color and week that control module, which controls photochromic layer,
It encloses consistent or close；When showing content, photochromic layer is colorless state, does not influence the display content of lower section screen.
It can be freely combined between above-described embodiment, specific combination is without limitation.
Optionally, the shape of sensor region can be circle, water-drop-shaped, ellipse, rectangle, appointing in irregular shape
It anticipates one kind, the shape of photochromic layer 130 and the size and shape of sensor region are consistent or close, that is, photochromic layer 130 coverings
Sensor region；Or, photochromic layer 130 covers a part of sensor region place terminal screen, for example, sensor is in terminal
When top (forehead), photochromic layer 130 covers the one third part of the top of terminal screen, when sensor is in the lower section of terminal
When (chin), photochromic layer 130 covers the one third part of the lower section of terminal screen, it should be noted that above-mentioned covering is whole
The one third of end screen is merely illustrative, and is also possible to a quarter or 1/5th, as long as can ensure that covering sensor
Region；Or, photochromic layer 130 covers the whole region of terminal screen.
The disclosure additionally provides a kind of terminal, which includes display component, and wherein display component includes display screen and sets
Photochromic layer square on a display screen is set, the photochromic layer between colorless state and colored state for switching.The photochromic layer is used for
Replace whole region or the partial region of the polaroid in traditional display screen.The photochromic layer is used to adjust the ability of light transmittance.
Optionally, when needed, control photochromic layer switches terminal between colorless state and colored state.For example, terminal
According to the brightness demand of display screen, controls photochromic layer and switch between colorless state and colored state.
Optionally, at least one intermediate state is also set up between colorless state and colored state, photochromic layer is used for colourless
Switch between state, at least one intermediate state and colored state.Terminal when needed, control photochromic layer in colorless state, extremely
Few one switches between intermediate state and colored state.For example, brightness demand of the terminal according to display screen, controls photochromic layer in nothing
Switch between color state, at least one intermediate state and colored state.Alternatively, brightness demand and screen of the terminal according to display screen
The working condition of lower sensor, control photochromic layer switch between colorless state, at least one intermediate state and colored state.
Optionally, sensor is sense light kind sensor, which is the sensor to be worked using light；
Wherein, sense light kind sensor includes at least one in camera, ambient light sensor, range sensor or light sensation fingerprint sensor
Kind.
Optionally, which further includes center, and the front of center is arranged in display screen, and display screen occupies positive whole
Region or intimate whole region (such as 95% or more, 97% or more, 98% or more).
Optionally, the whole region of photochromic layer covering display screen (replace entire polaroid)；Or, photochromic layer covering is aobvious
Sensor region (partial region for replacing polaroid) in display screen, display screen lower section are provided with sensor；The sense of sensor
Light position is located within the scope of the first orthographic projection of sensor region；Sensor region is located at the second orthographic projection range of photochromic layer
It is interior.
The shape of sensor region can be circle, water-drop-shaped, ellipse, rectangle, any one in irregular shape,
The shape of photochromic layer 130 and the size and shape of sensor region are consistent or close, that is, 130 covering sensors of photochromic layer
Region；Or, photochromic layer 130 covers a part of sensor region place terminal screen, for example, sensor is in the top of terminal
When (forehead), photochromic layer 130 covers the one third part of the top of terminal screen, when sensor is in the lower section (chin) of terminal
When, photochromic layer 130 covers the one third part of the lower section of terminal screen.It should be noted that above-mentioned covering terminal screen
One third be merely illustrative, be also possible to a quarter or 1/5th, as long as can ensure that covering sensor region i.e.
It can；Or, photochromic layer 130 covers the whole region of terminal screen.
In conclusion the present embodiment is sensed by the way that photochromic layer is arranged in the corresponding position of sensor region when needing to use
Photochromic layer is controlled when device to become colorless state, and then does not influence the normal use of sensor；When not using sensor, photochromic layer
For colored state, makes the solid colour or identical of photochromic layer and surrounding, the color difference of sensor region and surrounding can be effectively reduced, mention
Rise the aesthetic measure of terminal.
The bright-dark degree for completely or partially being replaced polaroid control screen on display component using photochromic layer, can effectively be dropped
The difficulty of low screen manufacture craft, and then promote the yields of screen assembly.
Optionally, which further includes center, and the front of center is arranged in display screen, and display screen occupies positive whole
Region or intimate whole region (such as 95% or more, 97% or more, 98% or more).
Photochromic layer 130 can switch between colorless state and colored state.Schematically, photochromic layer 130 is in sensor
104 it is in running order when, control photochromic layer and from colored state be switched to colorless state；Inoperative shape is in sensor 104
When state, photochromic layer is controlled from colorless state and is switched to colored state.Schematically, when display screen 120 is when showing content, discoloration
Layer 130 is switched to colorless state, and when display screen 120 does not show content, photochromic layer 130 is colored state.
Colored state and colorless state are the descriptions on a kind of sense organ to photochromic layer transparency, are not in absolute sense
The presence or absence of type and color to color are defined；By taking the completely impermeable light state of photochromic layer is black as an example, colored state can
To refer to color is deeper on sense organ state, such as the light penetration of photochromic layer is 10% or 20%, is had in perception relatively deep
Color, then can be referred to as photochromic layer and be in colored state, such as the light penetration of light transmittance is 80% or 90%, is being seen
There is shallower color in sense, then can be referred to as photochromic layer and be in colorless state.
Colored state can refer to the state that color is deeper on sense organ, such as the completely impermeable light state of photochromic layer is that black is
Example, in other words, colored state be light penetration be less than first threshold state, such as photochromic layer light penetration be 0% or
10% or 20%.
Colorless state can refer to state colourless on sense organ or shallower color, and in other words, colorless state is that light penetrates
Rate is less than the state of second threshold, such as it is 80% or 90% or 100% that colorless state, which is the light penetration of light light transmittance,.For
It is easy to understand and describes, colorless state can also be referred to as light transmission state, pellucidity etc..
Intermediate state can refer to state of the color between colorless state and colored state on sense organ, in other words, in
Between state be state that light penetration is greater than first threshold, less than the state of second threshold, such as the light of photochromic layer penetrates
Rate is between 40% to 60%
Photochromic layer is also possible to other colors when completely opaque, such as can be red, gold, green etc., with end
Terminal body color is mutually unified.
Optionally, front shroud is provided with above display screen；The upper surface of front shroud, lower surface or preceding is arranged in photochromic layer
The inside of cover board.
Optionally, it is provided with front shroud above display screen, touch control layer is additionally provided between front shroud and display screen；Discoloration
The inside of the upper surface of touch control layer, lower surface or touch control layer is arranged in layer.
Optionally, photochromic layer includes electrochromic layer, thermochromic layer, any one realization in magneto discoloration layer.Become
When chromatograph is magneto discoloration layer, loop construction corresponding with magneto discoloration layer is additionally provided with below display screen, loop construction is used
In the magnetic field for generating control magneto discoloration layer.
It optionally, further include control module in terminal, photochromic layer and control module are electrically connected；Control module is for passing
When sensor is in running order, photochromic layer is controlled from colored state and is switched to colorless state.
Optionally, control module is used for when sensor is in off working state, and control photochromic layer switches from colorless state
For colored state.
Optionally, sensor region is that the through-hole formed on a display screen is circle, water-drop-shaped, ellipse, rectangle, does not advise
Then at least one of shape；Or；
Sensor region is the groove structure of the half opening formed on a display screen, such as Liu Haiping；Or,
Sensor region is the transparence display region formed on a display screen, and transparence display region is under non-display state
Transparent.
Optionally, sensor region is the transparence display region formed on a display screen, and transparence display region is non-display
It is transparent under state；Control module is used for when transparence display region is non-display state and sensor is off working state,
It controls photochromic layer and is switched to colored state from colorless state.
The implementation phase of the setting position of photochromic layer and change colour mode and Fig. 1 in previous embodiment to Figure 11 embodiment
Together, details are not described herein.
The disclosure additionally provides a kind of terminal, and the terminal backside structure that Figure 11 shows one exemplary embodiment of the disclosure is shown
It is intended to.Terminal includes rear cover 140 and the photochromic layer that is arranged in above rear cover, photochromic layer be used for colorless state and colored state it
Between switch.
Optionally, the whole region of photochromic layer covering rear cover；Or, the sensor region covered after photochromic layer covering, rear cover
Lower section is provided with sensor, and the photosensitive position of sensor is located within the scope of the first orthographic projection of sensor region；Sensor region
Within the scope of the second orthographic projection of photochromic layer.
Include a sensor region in rear cover 140, sensor is provided with below sensor region, which includes
Camera, distance measuring sensor or flash lamp, the photosensitive position of respective sensor is in the drop shadow spread of sensor region；In rear cover
On be provided with photochromic layer 130, photochromic layer 130 between colorless state and colored state for switching；Photochromic layer 130 at least covers
The top of sensor is set.In one embodiment, photochromic layer 130 covers whole rear covers 140.
In conclusion the photochromic layer 130 that setting can switch between colorless state and colored state is covered after terminal,
When needing using sensor, so that photochromic layer 130 is in colorless state, do not influence the normal use of sensor；When not needing to make
When with sensor, so that photochromic layer 130 is in colored state, do not influence the beauty at back.
Colored state can refer to the state that color is deeper on sense organ, such as the completely impermeable light state of photochromic layer is that black is
Example, in other words, colored state be light penetration be less than first threshold state, such as photochromic layer light penetration be 0% or
10% or 20%.
Colorless state can refer to state colourless on sense organ or shallower color, and in other words, colorless state is that light penetrates
Rate is less than the state of second threshold, such as it is 80% or 90% or 100% that colorless state, which is the light penetration of light light transmittance,.For
It is easy to understand and describes, colorless state can also be referred to as light transmission state, pellucidity etc..
Optionally, at least one intermediate state is also set up between colorless state and colored state, photochromic layer is used for colourless
Switch between state, at least one intermediate state and colored state.For example, entrance is colourless when sensor is in running order
State；When sensor is in off working state and Night, into colored state, it is rendered as black rear shell effect；It is passing
When sensor is in off working state and non-Night, into intermediate state, translucent amber effect is showed.The present embodiment pair
The entry condition of each state is not limited, in combination with reference to above-described embodiment or by free group of those skilled in the art
It closes.
Intermediate state can refer to state of the color between colorless state and colored state on sense organ, in other words, in
Between state be state that light penetration is greater than first threshold, less than the state of second threshold, such as the light of photochromic layer penetrates
Rate is between 40% to 60%.
Photochromic layer is also possible to other colors when completely opaque, such as can be red, gold, green etc., with end
Terminal body color is mutually unified.
Optionally, the inside of the upper surface of rear cover, lower surface or rear cover is arranged in photochromic layer 130.
When the upper surface or lower surface of rear cover 140 is arranged in photochromic layer 130, the off-color material use sputtering of photochromic layer 130,
Spraying or coating method are arranged on rear cover 140, need to lid 140 after manufacturing when the inside of rear cover 140 is arranged in photochromic layer 130
During, the material with metachrosis is arranged in the inside of rear cover 140.
Optionally, photochromic layer 130 includes any one realization in thermochromic layer, electrochromic layer, magneto discoloration layer；
When photochromic layer is magneto discoloration layer, loop construction corresponding with magneto discoloration layer, loop construction are additionally provided with below display screen
For generating the magnetic field of control magneto discoloration layer.Specific implementation please refers to earlier figures 3 and Fig. 4 embodiment content.
In conclusion terminal is provided with photochromic layer on the rear cover position corresponding to rear camera, pass through when in use
Control module control photochromic layer is in colored state, does not influence the function of sensor；When sensor does not work, photochromic layer is in
Colorless state, photochromic layer cover sensor, promote whole aesthetic measure.
It should be understood that referenced herein " multiple " refer to two or more."and/or", description association
The incidence relation of object indicates may exist three kinds of relationships, for example, A and/or B, can indicate: individualism A exists simultaneously A
And B, individualism B these three situations.Character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Above-mentioned embodiment of the present disclosure serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
The foregoing is merely the preferred embodiments of the disclosure, not to limit the disclosure, all spirit in the disclosure and
Within principle, any modification, equivalent replacement, improvement and so on be should be included within the protection scope of the disclosure.
Claims (13)
1. a kind of terminal, which is characterized in that the terminal includes display screen and the sensing that is arranged in below the display screen
Device, the sensor are sense light kind sensors；
Sensor region is provided on the display screen, the photosensitive position of the sensor is located at the first of the sensor region
Within the scope of orthographic projection, the sensor region is the transparence display region formed on the display screen, the transparence display area
Domain is transparent in the working sensor；
Photochromic layer is additionally provided with above the display screen, the photochromic layer between colorless state and colored state for cutting
It changes；
The sensor region is located within the scope of the second orthographic projection of the photochromic layer.
2. terminal according to claim 1, which is characterized in that the display screen includes the layer of polarizer being arranged successively, envelope
Fill layer, Organic Light Emitting Diode oled layer, drive circuit layer, glass substrate layer and light shield layer；
Corresponding opening area is formed on the layer of polarizer, the glass substrate layer and the light shield layer；
Region corresponding with the opening area in the encapsulated layer, the oled layer and the drive circuit layer, described in formation
Sensor region.
3. terminal according to claim 1, which is characterized in that the display screen includes the layer of polarizer being arranged successively, liquid
Crystal layer and backlight layer；
Corresponding opening area is formed in the layer of polarizer and the backlight layer；
Region corresponding with the opening area, forms the sensor region on the liquid crystal layer.
4. terminal according to any one of claims 1 to 3, which is characterized in that be provided with front shroud above the display screen, institute
State photochromic layer be arranged in it is at least one layer of in the inside of the upper surface of the front shroud, lower surface or the front shroud.
5. terminal according to any one of claims 1 to 3, which is characterized in that be provided with above the display screen front shroud and
Touch control layer between the front shroud and the display screen, the photochromic layer be arranged in the touch control layer upper surface, under
It is at least one layer of in surface or the inside of the touch control layer.
6. terminal according to any one of claims 1 to 3, which is characterized in that the photochromic layer be used for the colorless state,
Switch between at least one intermediate state and the colored state.
7. terminal according to any one of claims 1 to 3, which is characterized in that the photochromic layer includes thermochromic layer or electricity
Mutagens chromatograph or thermoelectricity mixing photochromic layer.
8. terminal according to claim 7, which is characterized in that the control signal of the electrochromic layer be direct current signal or
AC signal.
9. terminal according to any one of claims 1 to 3, which is characterized in that the photochromic layer includes magneto discoloration layer；
Loop construction corresponding with the magneto discoloration layer is additionally provided with below the display screen, the loop construction is for giving birth to
At the magnetic field for controlling the magneto discoloration layer.
10. terminal according to any one of claims 1 to 3, which is characterized in that further include control module in the terminal；
The photochromic layer and the control module are electrically connected；
The control module is switched to for when meeting first condition, controlling the photochromic layer from the colorless state described
Colored state.
11. terminal according to claim 10, which is characterized in that
The control module is used for when the sensor is in off working state and the display screen is in non-display state,
It controls the photochromic layer and is switched to the colored state from the colorless state.
12. terminal according to claim 6, which is characterized in that further include control module in the terminal；
The control module is switched to for when meeting second condition, controlling the photochromic layer from the intermediate state described
Colored state；
Or,
The control module is switched to for when meeting third condition, controlling the photochromic layer from the colorless state described
Colored state.
13. terminal according to any one of claims 1 to 3, which is characterized in that the sensor includes camera, environment light
At least one of sensor, range sensor or light sensation fingerprint sensor.
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