CN109977851A - Detect mould group, display device and electronic equipment - Google Patents
Detect mould group, display device and electronic equipment Download PDFInfo
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- CN109977851A CN109977851A CN201910224660.0A CN201910224660A CN109977851A CN 109977851 A CN109977851 A CN 109977851A CN 201910224660 A CN201910224660 A CN 201910224660A CN 109977851 A CN109977851 A CN 109977851A
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- mould group
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- 238000001514 detection method Methods 0.000 claims abstract description 155
- 230000003287 optical effect Effects 0.000 claims description 30
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 55
- 238000009792 diffusion process Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 7
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000002096 quantum dot Substances 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- 239000010408 film Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G06V40/166—Detection; Localisation; Normalisation using acquisition arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
- G06V40/19—Sensors therefor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a kind of detection mould groups, including transmitting unit, and for emitting detection light beam, the detection light beam can be used in detecting external object biological information, or draw the image of external object, or detection external object space coordinate variation；Light element enters the light element from the side for the detection light beam and is divergently emitted from the upper surface including connected side and upper surface；Receiving unit is arranged below the light element, for receiving the detection light beam after being reflected by external object through the light element.The invention also discloses a kind of display devices and electronic equipment including above-mentioned detection mould group.The present invention has preferable visual effect.
Description
Technical field
The present invention relates to field of photoelectric technology more particularly to a kind of detection mould groups, display device and electronic equipment.
Background technique
As technological progress and people's living standard improve, for the electronic products such as mobile phone, tablet computer, camera, user
Require more multi-functional and fashion appeal.Currently, the development trend of mobile phone is frivolous, close screen comprehensively, while having preposition
The functions such as camera self-timer and recognition of face.And as the function that electronic equipment is supported is more and more abundant, the element for needing to be arranged
Quantity is also more and more, needs to occupy the position of the positive display area of a part of electronic equipment, influences beautiful and user experience.
Recently, in order to realize screen comprehensively or close to screen effect comprehensively, shield lower biological characteristic detection technique and come into being, also
It is the lower section that biological characteristic detection mould group is placed on to display screen, detection light beam is sent or received by display screen and realizes biological characteristic
Detection.However for the display screen of non-spontaneous light type, such as liquid crystal display, shields lower biological characteristic detection and need to solve screen
The problem of about detection beam transmittance.Part manufacturer, which is proposed, is placed on biological characteristic detection mould group below backlight module, and
To on entire display screen and the scheme of backlight module aperture.Although this scheme can be realized the lower biological characteristic detection of screen, but need
Relative complex technique is wanted, product cost is higher, and due to needing the aperture on screen and backlight module, so that screen is whole
The visual effect of display is poor.
Summary of the invention
In view of this, the present invention provide it is a kind of for solve prior art problem for shielding lower detection mould group, showing
Device and electronic equipment.
One aspect of the present invention discloses a kind of detection mould group, including transmitting unit, described for emitting detection light beam
Detection light beam can be used in detecting external object biological information, or draw the image of external object, or detection external object
Space coordinate variation；Light element enters institute from the side for the detection light beam including connected side and upper surface
It states light element and is divergently emitted from the upper surface；Receiving unit is arranged below the light element, for penetrating institute
It states light element and receives the detection light beam after being reflected by external object.
Optionally, the detection mould group can emit through a display module and receive the detection light beam, the inspection
Surveying light beam can be used in the biological characteristic detection of external object.
Optionally, the light element has the aperture of the corresponding receiving unit, opens described in the receiving unit transmission
Hole receives the reflected detection light beam of external object.
Optionally, the light element includes optical waveguide layer, and the transmitting unit is set adjacent to a side of the optical waveguide layer
It sets, the optical waveguide layer has the first aperture corresponding with the receiving unit, and light shield layer is arranged on the inside of first aperture, described
Light shield layer can prevent the detection light from penetrating.
Optionally, the light element further includes the reflecting layer being arranged in below the optical waveguide layer, and the reflecting layer has
The light shield layer is arranged in the second aperture corresponding with the receiving unit, the second aperture inside, and the light shield layer is not using
Translucent material manufacture, the light shield layer are close to the backlight module being located above a light element setting, be can be used in
Stop the detection light beam to reflect without external object and be directly entered the receiving unit, and reduces external stray light and enter
The receiving unit.
Optionally, the reflecting layer is used to enter from the optical waveguide layer side optical waveguide layer and under the optical waveguide layer
Enter the optical waveguide layer after the part detection light beam reflection being just emitted.
Optionally, the receiving unit is at least partially disposed in the opening.
Optionally, the detection light beam is infrared light, it is seen that light, black light, electromagnetic wave, one of ultrasonic wave or more
Kind.
One aspect of the present invention discloses a kind of display device, including display module and is arranged in below display module
Mould group is detected, the display module can emit the backlight beam for display, and the detection mould group can penetrate the display
The transmitting of mould group and reception detection light beam, the detection mould group are above-mentioned detection mould group.
Optionally, the display module includes display panel and the backlight mould that is arranged in below the liquid crystal display panel
Group, the detection mould group are arranged below the backlight module, and the detection light beam of the detection mould group transmitting successively penetrates described
Backlight module, display panel are emitted to outside, and successively penetrate the display panel, the backlight mould after being reflected by external object
Group reaches the detection mould group.
One aspect of the present invention discloses a kind of electronic equipment comprising above-mentioned detection mould group or above-mentioned backlight
Mould group or above-mentioned display device.
Compared to the prior art, the present invention detects mould group, display device and electronic equipment using detection mould group through display
The transmitting of mould group and reception detection light beam, detection mould group can emit the luminous detection light beam in uniform face, without aobvious
Show the detection and identification punched and just can realized under screen to external object in mould group, at the same have preferable whole visual effect and
User experience.
Detailed description of the invention
Fig. 1 is the schematic diagram of one embodiment of the present of invention；
Fig. 2 is the schematic diagram of the diffusion sheet of one embodiment of the invention；
Fig. 3 is the transmittance curve schematic diagram of the reflector plate of one embodiment of the invention；
The schematic diagram of one embodiment of this hair of Fig. 4 invention；
Fig. 5 is the schematic diagram of one embodiment of the present of invention.
Specific embodiment
In the specific descriptions to the embodiment of the present invention, it should be understood that when substrate, frame, piece, layer or pattern are referred to as
When "above" or "below" another substrate, another piece, another layer or another pattern, it can " directly " or " indirectly "
On another substrate, another piece, another layer or another pattern, or there may also be one or more middle layers.
For purposes of clarity, it each of can exaggerate, omit or schematically show Figure of description the thickness of layer and big
It is small.In addition, the size of element and non-fully reflecting actual size in attached drawing.
An embodiment provides a kind of detection mould groups, including transmitting unit, for emitting detection light beam, institute
Stating detection light beam can be used in detecting external object biological information, or draw the image of external object, or detection is external right
Image space changes in coordinates；Light element enters for the detection light beam from the side including connected side and upper surface
The light element is simultaneously divergently emitted from the upper surface；Receiving unit is arranged below the light element, for penetrating
The light element receives the detection light beam after being reflected by external object.The detection mould group can penetrate a display mould
Group emits and receives the detection light beam, and the detection light beam can be used in the biological characteristic detection of external object.The leaded light
Unit has plate-like structure, and the light element has the aperture of the corresponding receiving unit, and the receiving unit penetrates institute
It states aperture and receives the reflected detection light beam of external object., the light element includes optical waveguide layer, and the transmitting unit is neighbouring
One side of the optical waveguide layer is arranged, and the optical waveguide layer has the first aperture corresponding with the receiving unit, and described first
Light shield layer is set on the inside of aperture, and the light shield layer can prevent the detection light from penetrating.
The light element further includes the reflecting layer being arranged in below the optical waveguide layer, and the reflecting layer has to be connect with described
Corresponding second aperture of unit is received, the light shield layer is set on the inside of second aperture, the light shield layer uses light-proof material
Manufacture, the light shield layer are close to the backlight module being located above a light element setting, be can be used in described in blocking
Detection light beam reflects without external object and is directly entered the receiving unit, and reduces external stray light and enter the reception
Unit.
In the present embodiment, the reflecting layer will be for that from the optical waveguide layer side will enter the optical waveguide layer and from the leaded light
Enter the optical waveguide layer after the part detection light beam reflection that layer lower section is emitted.The receiving unit is at least partially disposed to be opened described
In hole.The detection light beam is infrared light, it is seen that light, black light, electromagnetic wave, one of ultrasonic wave or a variety of.
One embodiment of the present of invention also provides a kind of display device, including display module and setting are below display module
Detection mould group, the display module can emit the backlight beam for display, and the detection mould group can be through described aobvious
Show the transmitting of mould group and receive detection light beam, the detection mould group is above-mentioned detection mould group.
In the present embodiment, the display module includes display panel and the backlight that is arranged in below the liquid crystal display panel
Mould group, the detection mould group are arranged below the backlight module, and the detection light beam of the detection mould group transmitting successively penetrates institute
State backlight module, display panel is emitted to outside, and successively through the display panel, the backlight after being reflected by external object
Mould group reaches the detection mould group.
One embodiment of the present of invention also provides a kind of electronic equipment comprising above-mentioned detection mould group is above-mentioned aobvious
Showing device.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a display device 1 includes display module 20 and is arranged in institute in one embodiment of the present of invention
State the detection mould group 10 at 20 lower section of display module or the back side.The detection mould group 10 can through the display module 20 transmitting and
Receive detection light beam 101.
In the present embodiment, the detection mould group 10 can be through the display module 20 transmitting detection light beam to the display
20 surface of mould group or outside, and the detection light beam reflected by external object 1000 is received through the display module 20.Institute
Stating display module 20 can be used in showing image, and can provide the user with contact or contactless human-computer interaction interface.
The detection mould group 10 includes light element 11, transmitting unit 12 and receiving unit 13.The transmitting unit 12 is adjacent
The nearly light element 11 is arranged, for emitting detection light beam 101.The light element 11 includes connected side (not labeled)
With upper surface (not labeled), for make the detection light beam 101 from the side of the light element 11 enter the light element
It 11 and is divergently emitted from 11 upper surface of light element.The transmitting unit 12 is set adjacent to the side of the light element 11
It sets.The receiving unit 13 is arranged at 11 lower section of light element or part is arranged in the light element 11, uses
Detection light beam 101 after being reflected through the light element 11 reception by external object 1000.The light element 11 can
The radial detection light beam 101 that transmitting unit 12 is emitted becomes the luminous detection light beam 101 in uniform face.
After the detection light beam 101 that the transmitting unit 12 emits enters light element 11, light beam 101 is detected by anti-in part
It is emitted to 20 lower section of display module from the upper surface of light element 11 after penetrating and/or reflecting, and the display can be penetrated
Mould group 20 reach 20 outer surface of display module or its outside.Energy after the detection light beam 101 is reflected by external object 1000
Enough received through the display module 20 and light element 11 by the receiving unit 13.
In the present embodiment, the detection light beam 101 can be used in the two dimension of external object and/or 3-D image is drawn, or
Living things feature recognition of the person for the two dimension and/or three-dimensional of external object.
In the present embodiment, the detection light beam 101 is infrared light.In other change embodiments, the detection light beam 101 is also
It can be visible light, black light, electromagnetic wave, ultrasonic wave, ultraviolet lamp.
The light element 11 substantially has plate-like structure, has the aperture of the corresponding receiving unit 13, described
Receiving unit 13 receives the reflected detection light beam 101 of external object 1000 through the aperture 114.Specifically, described lead
Light unit 11 includes optical waveguide layer 111 and the reflecting layer 112 being arranged in below optical waveguide layer 111, and the transmitting unit 12 is neighbouring described
One side (not labeled) of optical waveguide layer 111 is arranged, and the optical waveguide layer 111 has and the receiving unit 13 corresponding first is opened
Hole (not labeled), the reflecting layer 112 have second aperture (not labeled) corresponding with the receiving unit 13, and described first opens
Hole and the second aperture collectively form the aperture 114, and light shield layer 113, the light shield layer 113 is arranged in the inside of the aperture 114
The detection light 101 can be prevented to penetrate.In the present embodiment, the receiving unit 13 is at least partially disposed in the aperture
In 114.Other are changed in embodiment, and the receiving unit 13 can be partially disposed at 112 lower section of reflecting layer, or
The receiving unit 13 is provided entirely in the aperture 114.
In the change embodiment of above-described embodiment, the light element 11 further includes being arranged on the optical waveguide layer 111
For dissipating the diffusion sheet (Diffusion Sheet) of the detection light beam 101 and/or for increasing detection range corresponding angle
The prismatic lens (Prism Sheet) of interior detection 101 brightness of light beam.It is such as, but not limited to institute in the detection range corresponding angle
Prismatic lens normal is stated in 60 degree of angles.
In the present embodiment, first aperture is different with the pore size of the second aperture, and the aperture of first aperture is small
In the aperture of second aperture, the light shield layer 113 covers first aperture and the second aperture junction because of above-mentioned hole
The step surface that diameter difference is formed.
In the present embodiment, shown transmitting unit 112 may include one or more light-emitting components, and shown light-emitting component is for example
But it is not limited to light emitting diode (LED), vertical cavity surface emitting laser (Vertical Cavity Surface Emitting
) or other light emitting components Laser.The receiving unit 13 may include infrared image sensor, can receive infrared beam
And be converted to corresponding electric signal.Other are changed in embodiment, and the receiving unit 13 may include visible light image sensor,
Or other types photoelectric conversion chip.
Transmitting unit 12 shown in Fig. 1 and receiving unit 13 are only to schematically show, do not represent transmitting unit 12, receive list
Any restriction of member 13 and the shape, structure between them and positional relationship.
The present invention other or change embodiment in, the pore size of first aperture and the second aperture can be identical,
The aperture that can be first aperture is greater than the aperture of second aperture.
The display module 20 display panel 21 and the backlight module 22 that is arranged in below the display panel 21.It is described aobvious
Show that panel 21 can be used in image and show, the backlight module 22 can provide to the display panel 21 and be used for what image was shown
Backlight beam.In the present embodiment, the backlight beam is such as, but not limited to visible light.
The display panel 21 includes panel layer 211 and the protective layer 212 being arranged on panel layer.The backlight module 22
Including light guide plate 222, the reflector plate being arranged in below light guide plate 222 221,223 and of diffusion sheet that 222 top of light guide plate is arranged in
The back light 224 that the side of the neighbouring light guide plate 222 is arranged.The detection mould group 10 is arranged under the reflector plate 221
Side.The display panel 21 is arranged above the diffusion sheet 223.The back light 224 is used for the display panel 21
Image is provided and shows required backlight beam.The light guide plate 222 includes that the light-emitting surface opposite with the diffusion sheet 223 (is not marked
Number) and the incidence surface (not labeled) that is connected with the light-emitting surface, the light guide plate 222 be used to receive from the incidence surface from back
The backlight beam of radiant 224 is simultaneously emitted the backlight beam from the light-emitting surface.The reflector plate 221 is for will be from described
The part backlight beam of 222 bottom outlet of light guide plate is reflected into the light guide plate 222 and penetrates the detection light beam 101.Institute
Diffusion sheet 223 is stated for dissipating the backlight beam of the light-emitting surface outgoing of the light guide plate 222, so that the backlight light
The more uniform diverging of beam into the display panel 21.
In the present embodiment, the light shield layer 113 is close to the reflector plate 221 and is arranged, and can effectively prevent the detection light
Beam 101 directly enters the receiving unit 13 from the transmitting unit 12, while can reduce external stray light and come from aobvious
Show the reflected light interference of panel 21 and reflector plate 221.
In the present embodiment, the diffusion sheet 223 includes quantum dot film, nano-porous films, polyethylene terephthalate
Or one of other petchems.
Referring to Fig. 2, the diffusion sheet 223 includes 2231 He of matrix when the diffusion sheet 223 includes quantum dot film
Multiple quantum dots 2232 in matrix 2231 are set.The backlight beam that the back light 224 provides can be blue light, institute
Red light and green light can be converted to by the quantum dot 2232 in the quantum dot film by stating a part in blue light, described red
Coloured light, green light and part blue light can be mixed to form white light, and the white light can be used for the figure of the display panel 21
As display.In the change embodiment of the present embodiment, the back light 224 can emitting ultraviolet light, 223 energy of diffusion sheet
It is enough that the ultraviolet light from back light 224 is converted into red light, green light and blue light, it is red light after the conversion, green
Coloured light and blue light can be mixed into white light and be supplied to the display panel 21 and show for image.
As shown in Fig. 2, the diffusion sheet 223 has the detection light beam 101 in the present embodiment and in change embodiment
Preferable transmitance, such as, but not limited to, when detecting light beam 101 is infrared light, the diffusion sheet 223 is to the detection light
101 transmitance of beam is greater than 50%.
In the present embodiment, the panel layer 211 includes two substrates being oppositely arranged and the liquid crystal layer between two substrates.
The display panel 21 is liquid crystal display panel.The protective layer 212 is cover-plate glass.The display panel 21 can penetrate
The detection light beam 101, substrate, liquid crystal layer and the cover-plate glass of the display panel 21 to the detection light beam 101 have compared with
Good transmitance.
In the present embodiment, the reflector plate 221 can reflect visible light and through detection light beam 101.Such as it is but unlimited
In the reflector plate 221 is formed by multilayer optical membrane stack, and the multi-layer optical film has detection light beam 101 and visible light
Different refractive index has the reflector plate to visible light by optical modulation and is greater than 90% reflectivity, less than 0.1%
Transmitance, and to detection light beam 101 have be greater than 90% transmitance.Preferably, the detection light beam is infrared light, it is described anti-
It penetrates piece 221 and 90% is greater than to visible reflectance, 90% is greater than to infrared light transmittance.
Referring to Fig. 3, the reflector plate 221 is between wavelength 900nm~1000nm in one embodiment of the invention
Infrared light transmittance is greater than 90%, to visible light transmittance less than 0.1%.
In embodiment of the present invention or change embodiment, the detection light beam 101 may include floodlight (Flood
Light, the irradiation area that floodlight refers to is relatively wide and the light beam of irradiating angle diverging), pattern light, coded structured light modulates arteries and veins
It rushes one or more in signal.
Referring to Fig. 4, being the schematic diagram of one embodiment of display device 1 shown in Fig. 1.In the present embodiment, the reception
Unit 13 and the transmitting unit 12 are arranged below the display module 20 adjacent to 20 bottom of display module.The transmitting
The transmitting detection light beam 101 of unit 12 is reflected after penetrating the display module 20 by external object, and is again passed through the display mould
Group 20 is received by the receiving unit 13 and can be used for detecting the biological characteristic of external object, or for drawing external object
Image, or the space coordinates variation such as movement for detecting external object or distance.
Referring to Fig. 5, being the schematic diagram of one embodiment of display device 1 described in Fig. 1.In the present embodiment, the transmitting
Unit 12 is arranged below the display module 20 adjacent to 20 bottom of display module.The quantity of the receiving unit 13 is two
A, the receiving unit 13 is arranged below the display module 20 at the top of the display module 20.In the present embodiment, institute
The detection light beam 101 reflected by external object 1000 can be received respectively by stating two receiving units 13, and pass through binocular tri-dimensional
The three-dimensional biological information of feel (Binocular Stereo Vision) acquisition external object 1000, or drafting are external right
The variation of the coordinates such as the 3-D image of elephant, or direction, the distance of detection external object in three dimensions.
In above-described embodiment or change embodiment, the detection mould group 20 can also include processor (not shown), described
Processor can according to the receiving unit 13 it is received detection light beam 101 obtain external object 1000 two-dimensional signal and/or
Depth information.Further, biological information data are also stored in advance in the processor, and the processor can be by that will obtain
The two-dimensional signal and/or depth information of the external object 1000 obtained and pre-stored biological information data are compared,
To realize the biological characteristic detection and identification of external object, such as, but not limited to: fingerprint recognition, face recognition, iris recognition
Deng.
It is detected and is identified by the biological characteristic to external object 1000, the detection mould group 10 can be applied to show
Device 1 locks or unlocks, the verifying of on-line payment business, the authentication of financial system or public security system, and access control system is led to
Multiple products and the application scenarios such as row verifying.
Therefore, the display device 1 can be used in external object two dimension and/or three-dimensional biological characteristic detection and identification,
Perhaps it is sat for external object two dimension and/or three-dimensional Image Rendering or for external object two dimension and/or three-dimensional space
Mark detection.
In embodiment of the present invention and change embodiment, the external object 1000 includes but is not limited to that finger (refers to
Line), iris, face etc..
The present invention is above-mentioned or changes in embodiment, and the transmitting unit 12, the position of receiving unit 13 and quantity can have
There are different settings, the present invention is with no restriction.
The present invention also provides a kind of detection mould group, the detection mould group includes that above-mentioned detection mould group 10 or its change are implemented
Example, can be used for the display device 1 or it is changed in embodiment.
The present invention also provides a kind of backlight module, can arrange in pairs or groups above-mentioned detection mould group of the backlight module is used.The back
Optical mode group includes above-mentioned backlight module 22 or it changes embodiment, can be used for the display device 1 or it is changed in embodiment.
The present invention also provides a kind of electronic equipment, the electronic equipment includes that above-mentioned display device 1 or its change are implemented
Example.The electronic equipment can be mobile phone, tablet computer, smartwatch, augmented reality/virtual reality device, human action inspection
Survey device, autonomous driving vehicle, smart home device, security device, intelligent robot or other have that can be used in object raw
The electronic equipment of object feature detection and identification.
Compared to the prior art, it is saturating using detection mould group 10 to detect mould group 10, display device 11 and electronic equipment by the present invention
It crosses the display module transmitting and receives detection light beam 101, detection mould group 10, which has, is capable of providing the luminous detection in uniform face
The structure of light beam 101.Without punching the detection that just can be realized under screen to external object 1000 in display module 20
And identification, while there is preferable whole visual effect and user experience.
It should be noted that it will be understood by those skilled in the art that without creative efforts, the present invention
Some or all of embodiment, and the deformation for some or all of embodiment, replacement, change, fractionation, combination, extension
Deng being considered as being covered by innovation and creation thought of the invention, belong to the scope of protection of the present invention.
Knot is indicated for any reference of " one embodiment ", " embodiment ", " example embodiment " etc. in the present specification
The a particular feature, structure, or characteristic for closing embodiment description is included at least one embodiment of the invention.In this explanation
This phrase that different location occurs in book might not all refer to identical embodiment.In addition, when combining any embodiment to retouch
When stating specific feature or structure, advocated, realizes this feature or knot in conjunction with the other embodiments of these embodiments
Structure is within the technical scope of those skilled in the art.
" length " that is likely to occur in description of the invention, " width ", "upper", "lower", "front", "rear", " back side ", " just
The orientation or positional relationship of the instructions such as face ", "vertical", "horizontal", " top ", " bottom ", " inside ", " outside " is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of the description embodiment of the present invention and simplify description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of invention.Similar label and letter indicate similar terms in the accompanying drawings, therefore, once determined in a certain Xiang Yi attached drawing
Justice does not need then that it is further defined and explained in subsequent attached drawing.Meanwhile in the description of the present invention, term
" first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.In description of the invention
In, " a variety of " or the meaning of " plurality " is at least two or two, unless otherwise specifically defined.Description of the invention
In, it is also necessary to explanation is unless specifically defined or limited otherwise, " setting ", " installation ", " connection " shall be understood in a broad sense,
It for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to electricity
Connection；It can be and be directly connected to, be also possible to be indirectly connected with by intermediary, can be the connection inside two elements.It is right
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Term used in claims, which should not be construed as to invent, is limited to this explanation
Specific embodiment disclosed in book.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (11)
1. a kind of detection mould group characterized by comprising
Transmitting unit, for emitting detection light beam, the detection light beam can be used in detecting external object biological information, or
Draw the image of external object, or detection external object space coordinate variation；
Light element enters the guide-lighting list from the side for the detection light beam including connected side and upper surface
Member is simultaneously divergently emitted from the upper surface；
Receiving unit is arranged below the light element, after being reflected through light element reception by external object
The detection light beam.
2. detection mould group according to claim 1, which is characterized in that the detection mould group can penetrate a display module
Emit and receive the detection light beam, the detection light beam can be used in the biological characteristic detection of external object.
3. detection mould group according to claim 1, which is characterized in that the light element has the corresponding receiving unit
Aperture, the receiving unit through the aperture receive the reflected detection light beam of external object.
4. detection mould group according to claim 1, which is characterized in that the light element includes optical waveguide layer, the transmitting
Unit is arranged adjacent to a side of the optical waveguide layer, and the optical waveguide layer has the first aperture corresponding with the receiving unit,
Light shield layer is set on the inside of first aperture, and the light shield layer can prevent the detection light from penetrating.
5. detection mould group according to claim 4, which is characterized in that the light element further includes being arranged in the leaded light
The reflecting layer of layer lower section, the reflecting layer have the second aperture corresponding with the receiving unit, set on the inside of second aperture
The light shield layer is set, the light shield layer is manufactured using light-proof material, and the light shield layer is close to one and is located at described guide-lighting single
The backlight module setting of first top, can be used in that the detection light beam is stopped to reflect without external object and be directly entered described connect
Unit is received, and reduces external stray light and enters the receiving unit.
6. detection mould group according to claim 5, which is characterized in that the reflecting layer is used for will be from the optical waveguide layer side
Enter the optical waveguide layer into the optical waveguide layer and below the optical waveguide layer after the part detection light beam reflection of outgoing.
7. detection mould group according to claim 3, which is characterized in that the receiving unit is at least partially disposed to be opened described
In hole.
8. detection mould group according to claims 1 to 7, which is characterized in that the detection light beam is infrared light, it is seen that light,
Black light, electromagnetic wave, one of ultrasonic wave or a variety of.
9. a kind of display device, which is characterized in that described including display module and the detection mould group being arranged in below display module
Display module can emit the backlight beam for display, and the detection mould group can emit and receive through the display module
Light beam is detected, the detection mould group is any detection mould group of claim 1~8.
10. display device according to claim 9, which is characterized in that the display module includes display panel and setting
Backlight module below the display panel, the detection mould group are arranged below the backlight module, the detection mould group
The detection light beam of transmitting is successively emitted to outside through the backlight module, display panel, and after being reflected by external object successively
The detection mould group is reached through the display panel, the backlight module.
11. a kind of electronic equipment, which is characterized in that including the detection mould group as described in claim 1~8, or such as claim 9
Display device described in~10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224660.0A CN109977851A (en) | 2019-03-23 | 2019-03-23 | Detect mould group, display device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224660.0A CN109977851A (en) | 2019-03-23 | 2019-03-23 | Detect mould group, display device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109977851A true CN109977851A (en) | 2019-07-05 |
Family
ID=67080218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910224660.0A Withdrawn CN109977851A (en) | 2019-03-23 | 2019-03-23 | Detect mould group, display device and electronic equipment |
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| Country | Link |
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| CN (1) | CN109977851A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110441947A (en) * | 2019-08-19 | 2019-11-12 | 厦门天马微电子有限公司 | A kind of display device |
| CN112307835A (en) * | 2019-07-31 | 2021-02-02 | 深圳阜时科技有限公司 | Optical detection device |
| WO2021119923A1 (en) * | 2019-12-16 | 2021-06-24 | 京东方科技集团股份有限公司 | Display module and display device |
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| CN109061925A (en) * | 2018-08-31 | 2018-12-21 | Oppo广东移动通信有限公司 | Display screen component and electronic equipment |
| CN208609032U (en) * | 2018-08-31 | 2019-03-15 | Oppo广东移动通信有限公司 | Display screen component and electronic equipment |
| CN210155680U (en) * | 2019-03-23 | 2020-03-17 | 深圳阜时科技有限公司 | Detection module, display device and electronic equipment |
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| CN108256399A (en) * | 2016-12-28 | 2018-07-06 | 上海箩箕技术有限公司 | Fingerprint imaging module and electronic equipment |
| CN109061925A (en) * | 2018-08-31 | 2018-12-21 | Oppo广东移动通信有限公司 | Display screen component and electronic equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112307835A (en) * | 2019-07-31 | 2021-02-02 | 深圳阜时科技有限公司 | Optical detection device |
| CN110441947A (en) * | 2019-08-19 | 2019-11-12 | 厦门天马微电子有限公司 | A kind of display device |
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| US11734945B2 (en) | 2019-12-16 | 2023-08-22 | Beijing Boe Optoelectronics Technology Co., Ltd. | Display module and display device |
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Application publication date: 20190705 |