CN109979326A - A kind of display device and electronic equipment - Google Patents
A kind of display device and electronic equipment Download PDFInfo
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- CN109979326A CN109979326A CN201910224669.1A CN201910224669A CN109979326A CN 109979326 A CN109979326 A CN 109979326A CN 201910224669 A CN201910224669 A CN 201910224669A CN 109979326 A CN109979326 A CN 109979326A
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- Prior art keywords
- sensing
- display device
- top surface
- accommodation groove
- hole
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 50
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- 238000013135 deep learning Methods 0.000 description 1
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- 235000008434 ginseng Nutrition 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 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
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
-
- 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
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
Abstract
This application provides a kind of display devices, and definition has the sensing area for sensing external object thereon.The display device includes display panel, backlight module and sensing mould group.The sensing mould group is arranged below backlight module to emit through the backlight module and display panel and receive light sensing to sense to an external object, the sensing mould group includes transmitting unit, receiving unit and pedestal, the pedestal includes the top surface and bottom surface being oppositely arranged, bottom surface accommodation groove is offered on the bottom surface, the sensing through-hole for being through to top surface is offered in the bottom surface accommodation groove, top surface accommodation groove is offered on the top surface, the transmitting unit, which is arranged in the accommodation groove of top surface to the sensing area, emits light sensing, the receiving unit is arranged in the accommodation groove of bottom surface to receive reflected light sensing by sensing through-hole.
Description
Technical field
The application belongs to optical technical field more particularly to a kind of display device and electronic equipment.
Background technique
Existing electronic equipment in order to realize that multiple functions generally require that functional module group is arranged on main-vision surface, such as: for
Open electronic equipment using fingerprint identification function is arranged fingerprint recognition mould group on its main-vision surface.However, these function moulds
Group usually requires the outside for being provided separately within the display area of electronic equipment, to tie up the display area of electronic equipment, shadow
The whole perception of electronic equipment main-vision surface is rung.
Summary of the invention
The application provides a kind of display device and electronic equipment to solve the above technical problems.
The application embodiment provides a kind of display device, and definition has the sensing area for sensing external object thereon.Institute
Stating display device includes display panel, backlight module and sensing mould group.The sensing mould group is arranged below backlight module with saturating
It crosses the backlight module and display panel transmitting and receives light sensing to sense to an external object.The sensing mould group
Including transmitting unit, receiving unit and pedestal, the pedestal includes the top surface and bottom surface being oppositely arranged, and is offered on the bottom surface
Bottom surface accommodation groove offers the sensing through-hole for being through to top surface in the bottom surface accommodation groove, and top surface appearance is offered on the top surface
Slot is set, the transmitting unit, which is arranged in the accommodation groove of top surface to the sensing area, emits light sensing, the receiving unit setting
To receive reflected light sensing by sensing through-hole in the accommodation groove of bottom surface.
In some embodiments, the pedestal is made of lighttight hard material.
In some embodiments, the color of the pedestal is black.
In some embodiments, reflecting material is coated on the inner surface of the top surface accommodation groove or is formed has instead
Penetrate the micro-structure of effect.
In some embodiments, the top surface accommodation groove is provided with around the sensing via openings.
In some embodiments, the top surface accommodation groove is symmetrical about the opening of sensing through-hole.
In some embodiments, the top surface accommodation groove includes the mounting surface for the transmitting unit to be arranged, described
Mounting surface is tilted relative to top surface in predetermined angle, and the tilt angle of the mounting surface changes corresponding so that hair within a preset range
The range of exposures for penetrating the chief ray in unit emitted light with highest luminous intensity covers entire sensing area.
In some embodiments, the predetermined inclination angle of the mounting surface makes the chief ray of transmitting unit expose to institute
State boundary of the sensing area from the farthest side of transmitting unit.
In some embodiments, the predetermined inclination angle of the mounting surface makes the chief ray of transmitting unit expose to institute
State boundary of the sensing area from the nearest side of transmitting unit.
In some embodiments, the top surface accommodation groove includes guide portion and mounting portion, the depth of the guide portion by
Sensing via openings are nearby gradually deepened along pedestal radially towards the direction far from sensing through-hole, and the mounting portion is provided with described
Guide portion is formed with the mounting surface in the mounting portion from through-hole farthest end is sensed.
In some embodiments, the light sensing be infrared or near infrared light, wave-length coverage be 750nm extremely
1000nm。
In some embodiments, the transmitting unit is selected from the group of one or more of LED, OLED, VCSEL and LD
It closes.
The application embodiment provides a kind of electronic equipment comprising display device and setting are below the display device
Sensing mould group.Definition has the sensing area for sensing external object in the display device.The sensing mould group is through display
Device transmitting receives light sensing to sense to external object.The sensing mould group includes transmitting unit, receiving unit
And pedestal, the pedestal include the top surface and bottom surface being oppositely arranged, and bottom surface accommodation groove is offered on the bottom surface, the bottom surface holds
It sets and offers the sensing through-hole for being through to top surface in slot, top surface accommodation groove, the transmitting unit setting are offered on the top surface
Emit light sensing to the sensing area in the accommodation groove of top surface, the receiving unit is arranged in the accommodation groove of bottom surface to pass through sense
It surveys through-hole and receives reflected light sensing.
It in some embodiments, further include center, the center is for carrying display device, corresponding sense on the center
It surveys area and offers installation through-hole, the sensing mould group is arranged in installation through-hole, and the top surface of the pedestal is fitted tightly over described
On display device bottom at position corresponding with sensing area.
Display device provided by the application embodiment can emit and/or receive sensing light by setting thereunder
The sensing mould group of line does not need to occupy the aobvious of electronic equipment with the sensing function of the realization script in the display area of display device
Show region area, is conducive to the screen accounting for improving electronic equipment, promotes the whole perception of electronic equipment main-vision surface.In addition, described
The pedestal for sensing mould group is mutually isolated by the transmitting unit and receiving unit by setting sensing through-hole structure, to reduce hair
Light sensing interference caused by receiving unit that unit directly issues is penetrated, the accuracy of sensing is improved.
The additional aspect and advantage of the application embodiment will be set forth in part in the description, partially will be from following
Become obvious in description, or is recognized by the practice of the application embodiment.
Detailed description of the invention
Fig. 1 is the front schematic view for the electronic equipment that one embodiment of the application provides.
Fig. 2 is a part of electronic equipment described in Fig. 1 along II-II line diagrammatic cross-section, and the electronic equipment includes passing
Feel mould group.
Fig. 3 is the schematic perspective view that mould group is sensed described in Fig. 2.
Fig. 4 is sensing mould group described in Fig. 3 along the diagrammatic cross-section of IV-IV line.
Fig. 5 is the schematic diagram for sensing the light source luminescent intensity of mould group described in Fig. 2 and changing with light emitting angle.
Fig. 6 is a kind of embodiment that the light source luminescent angle setting of mould group is sensed described in Fig. 2.
Fig. 7 is a kind of change embodiment that the light source luminescent angle setting of mould group is sensed described in Fig. 2.
Fig. 8 is the another part of electronic equipment described in Fig. 1 along II-II line diagrammatic cross-section, and the electronic equipment is also
Including center.
Fig. 9 is the schematic perspective view for the sensing mould group that the application one change embodiment provides.
Specific embodiment
Presently filed embodiment is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.?
In the description of the present application, it is to be understood that term " first ", " second " are only used for describing, and should not be understood as instruction or dark
Show relative importance or implicitly indicates the quantity of indicated technical characteristic or put in order.Define as a result, " first ",
The technical characteristic of " second " can explicitly or implicitly include one or more technical characteristic.In retouching for the application
In stating, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present application, it should be noted that unless otherwise specific regulation or limit, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integration connection；It can
To be mechanical connection, it is also possible to be electrically connected or is in communication with each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship between two elements be can be.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
Following disclosure provides many different embodiments or example is used to realize the different structure of the application.In order to
Simplify disclosure herein, hereafter only to the component of specific examples and being set for describing.Certainly, they are merely examples, and
And purpose does not lie in limitation the application.In addition, the application can reuse reference number and/or reference word in different examples
Mother, this reuse are itself not indicate the various embodiments discussed to simplify and clearly state the application
And/or the particular kind of relationship between setting.In addition, the application in the following description provided by various specific techniques and material only
For the example for realizing technical scheme, but those of ordinary skill in the art should be aware that the technical solution of the application
It can be realized by other techniques for not describing hereafter and/or other materials.
Further, described feature, structure can be incorporated in one or more embodiment party in any suitable manner
In formula.In the following description, many details are provided so as to fully understand presently filed embodiment.However, this
Field technical staff will be appreciated that even if without one or more in the specific detail, or using other structures, group
Member etc. can also practice the technical solution of the application.In other cases, it is not shown in detail or describes known features or operation
To avoid the emphasis of fuzzy the application.
Also referring to shown in Fig. 1 and Fig. 2, the embodiment of the application provides a kind of electronic equipment 1, such as hand
Machine, laptop, tablet computer, touch-control interaction screen, door, the vehicles, robot, automatic numerical control lathe etc..The electronics
Equipment 1 includes display device 10 and the sensing mould group 12 being arranged in below the display device 10.The electronic equipment 1 is used for root
It is corresponded to according to the sensing result of the sensing mould group 12 and executes corresponding function.The corresponding function includes but is not limited to identify to use
It unlocks, pay after person's identity, starting after preset application program, avoidance, identification user's countenance using deep learning skill
Art judges any one or more in the mood and health condition of user.
The display device 10 includes display panel 102 and backlight module 104.The setting of backlight module 104 is being shown
102 lower section of panel, for providing backlight light for display panel 102.The sensing mould group 12 is arranged in the backlight module 104
Lower section.The sensing mould group 12 can emit and/or connect through the backlight module 104 and display panel 102 of display device 10
Receive light sensing.The light sensing that the sensing mould group 12 issues is irradiated to and is located at through backlight module 104 and display panel 102
In external object other than electronic equipment 1.The light sensing penetrates display panel 102 and backlight mould after being reflected by external object
Group 104 is sensed by the sensing mould group 12 reception.In the present embodiment, after the light sensing is reflected by external object
The biological information of external object can be carried, such as: the external object is the finger of user, the biological information
For the finger print information of user.The sensing mould group 12 is, for example, fingerprint recognition mould group, can be by sensing reflected sensing
The finger print information that light obtains external object is identified.
It is understood that the light sensing can not also carry external right in other modifiable embodiments
The biological information of elephant is directly used in the close of sensing external object.Such as: the sensing mould group 12 sense have more than it is pre-
If the light sensing of threshold value, which reflects, thinks that the electronic equipment 1 nearby has external object close.
Thoughts are defined in the display area of the display panel 102 surveys area 105.The external object is in sensing area 105
It is contacted with display panel 102 to reflect light sensing and be sensed.The sensing mould group 12 be arranged below backlight module 104 with
The corresponding position of sensing area 105.The sensing mould group 12 includes transmitting unit 122, receiving unit 124 and pedestal 126.The hair
Penetrating unit 122 can emit on light sensing to outside imaging through display device 10.The receiving unit 124 can penetrate institute
The reception of display device 10 is stated to be sensed by the reflected light sensing of external object.The transmitting unit 122 and reception are single
Member 124 is arranged on the pedestal 126.The setting of pedestal 126 is corresponding with the sensing area 105 below backlight module 104
Position.In the present embodiment, the light sensing is for sensing fingerprint.The light sensing can be infrared or near-infrared
The light of wavelength, wave-length coverage are 750 nanometers (Nanometer, nm) to 1000nm.The transmitting unit 122 can be luminous
Diode (Light Emitting Diode, LED).The receiving unit 124 includes camera lens 1240 and imaging sensor 1242.
The camera lens 1240 will reflect back into the light sensing come and focus imaging in described image sensor 1242 to carry out fingerprint sensing.
It is understood that changing in embodiment at other, the transmitting unit 122 can also be other kinds of
Light emitting source, such as: Organic Light Emitting Diode (Organic Light Emitting Diode, OLED), vertical-cavity surface-emitting swash
Light device (Vertical Cavity Surface Emitting Laser, VCSEL), laser diode (Laser Diode,
LD).The receiving unit 124 also can be omitted camera lens 1240, using pinhole imaging system principle directly on imaging sensor 1242
It is imaged.Alternatively, the receiving unit 124 does not need to be imaged when carrying out close to sensing, the receiving unit 124 be can be used
Photodiode (Photodiode, PD) is sensed to replace described image sensor 1242.
Also referring to Fig. 3 and Fig. 4, the pedestal 126 is used to carry the transmitting unit 122 and receiving unit 124, and
Shelter from the light sensing directly issued by transmitting unit 122 to be housed in the receiving unit 124 therein, avoid its into
Enter 124 pairs of sensings of receiving unit to interfere.The pedestal 126 includes the top surface 1260 and bottom surface 1262 being oppositely arranged.It is described
Top surface 1260 is arranged towards the backlight module 104.The bottom surface 1262 backwards to the top surface 1260, relative to top surface 1260 from
The backlight module 104 is farther.Bottom surface accommodation groove 1263 is offered on the bottom surface 1262.It is opened in the bottom surface accommodation groove 1263
Equipped with the sensing through-hole 1264 for being through to the top surface 1260.The receiving unit 124 is arranged in the bottom surface accommodation groove 1263
It is interior, and received by the sensing through-hole 1264 by the reflected light sensing of external object.Specifically, the receiving unit
124 can also include circuit board 1244.Described image sensor 1242 and camera lens 1240 are arranged on the circuit board 1244.Institute
The shape for stating bottom surface accommodation groove 1263 is corresponding with circuit board 1244 or bigger than the circuit board 1244, described in order to accommodate
Circuit board 1244.The camera lens 1240, which can protrude into sensing through-hole 1264 or be directed at the sensing outside sensing through-hole 1264, to be led to
It is focused with the light sensing returned to external object reflection in hole 1264.
Opening on the top surface 1260 around the sensing through-hole 1264 offers multiple top surface accommodation grooves 1265.That is,
The top surface accommodation groove 1265 can be provided with around the opening of sensing through-hole 1264.Specifically, the top surface accommodation groove
The 1265 top surface accommodation grooves 1265 symmetrical about the opening of sensing through-hole 1264, the symmetric mode includes but is not limited to revolve
Turn symmetrical and central symmetry.The transmitting unit 122 may include multiple light sources 1220, such as: LED light source.The light source 1220
It is respectively correspondingly housed in the top surface accommodation groove 1265.Each described top surface accommodation groove 1265 includes mounting surface 1266.
The mounting surface 1266 is for installing the light source 1220.The light source 1220 is arranged on mounting surface 1266 to positioned at pedestal
The sensing area 105 of the display device 10 of 126 tops emits light sensing.Top surface of the mounting surface 1266 relative to pedestal 126
1260 tilt at an angle.The tilt angle of the mounting surface 1266 depends on the pedestal 126 relative to sensing area 105
(referring to fig. 2) the distance between the backlight module 104 of position and the pedestal 126 and top.In the present embodiment, institute
Stating top surface 1260 is plane.
The pedestal 126 can be made of lighttight hard material, such as: steel, aluminium alloy, kirsite, stainless steel close
Gold, ceramics, plastics etc..The color of the pedestal 126 can also be black to enhance pedestal 126 to the absorbability of stray light.
The part being located between the sensing through-hole 1264 and top surface accommodation groove 1265 on the pedestal 126 forms barricade, the barricade
It can be used as light-shielding structure, the light sensing for avoiding the light source 1220 from directly issuing passes through described in the sensing through-hole 1264 entrance
124 pairs of sensings of receiving unit interfere.Reflecting material can also be coated on the inner surface of the top surface accommodation groove 1265 to incite somebody to action
Display device 10 (referring to fig. 2) reflection of the light sensing to 126 top of pedestal, improves the utilization rate of the light sensing.At this
In embodiment, because used light sensing is infrared or near infrared light, accordingly, the reflecting material is that can reflect
Infrared or near infrared light material.
It is understood that in other change embodiments, it can be on the inner surface of the top surface accommodation groove 1265
The micro-structure with reflex is formed, such as: jagged reflection micro-structure.
In the present embodiment, the top surface accommodation groove 1265 includes guide portion 1267 and mounting portion 1268.The guidance
The shape in portion 1267 is substantially in triangular wedge, and depth is open by sensing through-hole 1264 nearby along pedestal 126 radially towards separate
Gradually deepen in the direction of sensing through-hole 1264.The mounting portion 1268 is provided with the guide portion 1267 most from sensing through-hole 1264
Remote end.The mounting portion 1268 is for installing the fixed light source 1220.The mounting portion 1268 can be inclined for one
Rectangular channel, including relative to the mounting surface 1266 inclined at an angle of top surface 1260.The light source 1220 is fixedly mounted
On the mounting surface 1266, the light-emitting surface of light source 1220 is towards the guide portion 1267.The top surface 1260 is plane.It is described
Position of the light source 1220 on light direction is open nearest one end lower than the barricade from sensing through-hole 1264, i.e., and described
Barricade one end farthest from receiving unit 124.It is understood that the guide portion 1267 is near the one of sensing through-hole 1264
A preset distance is kept between end and the opening of the sensing through-hole 1264, can be allowed around 1264 surrounding of sensing through-hole
Region be left the plane parallel with the bottom of display device 10 so that the pedestal 126 can pass through sensing through-hole 1264
Bottom of the plane domain of surrounding preferably with the display device 10 fits closely, and the stray light for further avoiding surrounding enters
Sense the interference sensing of through-hole 1264.
It is understood that the top surface accommodation groove 1265 can also be other shapes in other change embodiments,
As long as the light source 1220 can be enabled to tilt with predetermined angle and that emitted light sensing can be allowed to be irradiated to is described
The sensing area 105 of display device 10.
As shown in figure 5, the luminous intensity for the light sensing that the light source 1220 is emitted can change with light emitting angle, definition
The light source 1220 is chief ray along the light that luminous intensity maximum direction is issued.In the present embodiment, the light source
1220 be the LED light source for emitting near infrared light.The light emitting angle range of the light source 1220 is 120 degree.The light source 1220
It is maximum from the luminous intensity of center emitted light along the vertical direction, with the angle for deviateing center position within the scope of light emitting angle
Bigger luminous intensity is spent to gradually decrease.Therefore, it defines based on the light that the light source 1220 is issued along the vertical direction from center
Light.It is understood that changing in embodiment at other, the luminous intensity of the light source 1220 can have other not
Same distributional pattern.Alternatively, can be by the way that lens arrangement be arranged at the light-emitting surface of the light source 1220 by emitted light
A variety of different forms are changed into luminous intensity distribution according to actual needs.
Also referring to Fig. 3 and Fig. 6, the variation range of 1220 tilt angle of light source can make the chief ray
Range of exposures covers the entire sensing area 105 in display device 10.That is, by adjusting tilt angle, the master of the light source 1220
The irradiation position of light can on boundary of the sensing area 105 from the farthest side of the light source 1220 to sensing area 105 from the light
It is moved between the boundary of the nearest side in source 1220.It is understood that in the present embodiment, the setting of light source 1220 is being pushed up
On the mounting surface 1266 of face accommodation groove 1265, the variation of the tilt angle of the light source 1220 is by changing the mounting surface 1266
Tilt angle realize.
In the present embodiment, the transmitting unit 122 includes four light sources 1220, respectively about the sensing through-hole
1264 opening is symmetrical.Opening point symmetry distribution of the every two light source 1220 therein about sensing through-hole 1264.It is described
The chief ray of light source 1220 exposes to boundary of the sensing area 105 from the farthest side of light source 1220.Each described light source
1220 light sensing within the scope of chief ray wherein half of light emitting angle of side can be irradiated to the sensing area 105.
Light sensing within the scope of symmetrical corresponding half of the light emitting angle of multiple light sources 1220 is in the sensing area 105
Superposition, to form the overall strength of light sensing in the sensing area 105.The wherein sense that any one of light source 1220 is issued
It is past from light source 1220 to survey the boundary from the farthest side of light source 1220 that intensity of the light in sensing area 105 is irradiated from chief ray
Nearest side boundary gradually decreases, and another light source 1220 about the opening point symmetry distribution of sensing through-hole 1264 irradiates therewith
Light distribution in sensing area 105 is exactly the opposite, therefore the sense that every a pair of of light source 1220 of point symmetry distribution is respectively emitted
Make the light sensing intensity distribution in entire sensing area 105 generally uniform after surveying light superposition, is conducive to sensing imaging.
Referring to Figure 7 together and Fig. 3, in other change embodiments, the chief ray of the light source 1220 exposes to institute
State boundary of the sensing area 105 from the nearest side of light source 1220.Similar with above embodiment, each described light source 1220 is located at
Light sensing within the scope of half of light emitting angle of chief ray other side is irradiated to the sensing area 105.About sensing through-hole
Another light source 1220 transmitting to the sense light intensity in sensing area 105 of 1264 opening point symmetry distribution is distributed substantially phase
Instead, so that the sense light intensity in the sensing area 105 is uniformly distributed.
It is understood that the chief ray of the light source 1220 can also be radiated at sense in other change embodiments
Survey any position in 105 range of area.Alternatively, the chief ray of the light source 1220 is radiated at other than sensing area 105, but can be true
At least partly light protected within the scope of light emitting angle can be irradiated to sensing area 105.At this point, the sense in 105 range of entire sensing area
The uniformity of measured light intensity can be adjusted by the suitability to each 1220 irradiating angle of light source to reach.Alternatively, meeting
Sensing can moderately reduce the uniformity of light sensing in the sensing area 105 under the premise of requiring.
In the present embodiment, the sensing opening of through-hole 1264 of the pedestal 126 is located at 126 top surface 1260 of pedestal
Center.The pedestal 126 be arranged in below display device 10 at the position of 105 face of sensing area, the sensing through-hole
1264 openings are aligned with the center of the sensing area 105.Because the light source 1220 is about the sensing through-hole 1264 opening pair
Claim distribution, correspondingly the light source 1220 is also distributed about the central symmetry of the sensing area 105, is conducive to the light source 1220
Sensing area 105 described in the light sensing uniform irradiation emitted.
It is understood that referring to Fig. 2, the pedestal 126 can not also face institute in other change embodiments
Sensing area 105 is stated, intensity distribution of the reflected light sensing of the external object in sensing through-hole 1264 is uneven at this time
It is even, light sensing in the sensing through-hole 1264 close to the position of sensing area 105 compared with strong and the light sensing of other positions is strong
Degree is weaker, but still the light sensing can be imaged using off-axis camera lens 1240.Alternatively, the pedestal 126 with
Optical system is set between the bottom of display device 10, such as: lens group or reflecting element etc. reflect external object
Light sensing be integrally directed to sensing through-hole 1264 in sensed.
As shown in figure 8, the electronic equipment 1 further includes center 14.The center 14 is for carrying display panel 102 and back
Optical mode group 104.The sensing area 105 that the display device 10 is corresponded on the center 14 offers installation through-hole 140.The sensing
Mould group 12 is arranged in installation through-hole 140.The top surface 1260 of the pedestal 126 is fitted tightly over 104 bottom of backlight module
At upper position corresponding with sensing area 105, the light sensing or other stray lights that are directly issued to avoid the light source 1220
Sensing is interfered in into sensing through-hole 1264.The pedestal 126 can by position limiting structure, such as: limited post, screw thread
Deng being engaged, be perhaps fixed by viscose glue or be fixed on by the way that the modes such as supporting plate are arranged in 126 bottom of pedestal
In the installation through-hole 140, the application is not specifically limited herein.It is understood that in other change embodiments, institute
State pedestal 126 top surface 1260 can not also the direct bottom with backlight module 104 be bonded, but by bolster, such as: pad
Circle etc., fits closely with 104 bottom of backlight module.
It is understood that transmitting unit can also only be arranged on the pedestal 126 in other change embodiments
122, and the receiving unit 124 is additionally provided on 126 outside of pedestal.In this case, can only be opened up on the pedestal 126
Top surface accommodation groove 1265 is arranged transmitting unit 122.Alternatively, receiving unit 124 can also be only set on the pedestal 126, and
By the transmitting unit 122 setting in 126 outside of pedestal.In this case, can only open up bottom surface accommodation groove on the pedestal 126
1263 are arranged receiving unit 124.
As shown in figure 9, the transmitting unit 122 includes two light sources 1220 in other change embodiments.Described two
A light source 1220 is about sensing 1264 point symmetry of through-hole distribution.The structure of the pedestal 126 and the basic phase in present embodiment
Together, difference is: corresponding to described two light sources 1220 on the pedestal 126 and only offers a pair about sensing through-hole 1264
The top surface accommodation groove 1265 for being open symmetrical, and correspond to the top surface accommodation groove 1265 that another pair of light source 1220 is opened up originally
Position empty to bottom surface accommodation groove 1263, to further realize the sensing mould group in the case where 1220 negligible amounts of light source
12 lightweight.
The electronic equipment 1 can emit and/or receive the sensing of light sensing by being arranged below display device 10
Mould group 12 does not need to occupy the aobvious of electronic equipment 1 with the sensing function of the realization script in the display area of display device 10 103
Show 103 area of region, is conducive to the screen accounting for improving electronic equipment 1, promotes the whole perception of 1 main-vision surface of electronic equipment.In addition,
The pedestal 126 of the sensing mould group 12 senses 1264 structure of through-hole for the transmitting unit 122 and receiving unit 124 by setting
It is mutually isolated, to reduce light sensing that transmitting unit 122 directly issues to interference caused by receiving unit 124, improve sense
The accuracy of survey.
In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation
What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the application.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
The foregoing is merely the better embodiments of the application, all the application's not to limit the application
Made any modifications, equivalent replacements, and improvements etc., should be included within the scope of protection of this application within spirit and principle.
Claims (14)
1. a kind of display device, definition has the sensing area for sensing external object thereon, it is characterised in that: the display device
Including display panel, backlight module and sensing mould group, the sensing mould group is arranged below backlight module to penetrate the backlight
To sense to an external object, the sensing mould group includes that transmitting is single for mould group and display panel transmitting and reception light sensing
Member, receiving unit and pedestal, the pedestal include the top surface and bottom surface being oppositely arranged, and bottom surface accommodating is offered on the bottom surface
Slot offers the sensing through-hole for being through to top surface in the bottom surface accommodation groove, top surface accommodation groove is offered on the top surface, described
Transmitting unit, which is arranged in the accommodation groove of top surface to the sensing area, emits light sensing, and the receiving unit setting is accommodated in bottom surface
To receive reflected light sensing by sensing through-hole in slot.
2. display device as described in claim 1, which is characterized in that the pedestal is made of lighttight hard material.
3. display device as described in claim 1, which is characterized in that the color of the pedestal is black.
4. display device as described in claim 1, which is characterized in that be coated with reflection on the inner surface of the top surface accommodation groove
Material forms the micro-structure with reflex.
5. display device as described in claim 1, which is characterized in that the top surface accommodation groove is provided with the sensing through-hole and opens
Around mouthful.
6. display device as described in claim 1, which is characterized in that opening pair of the top surface accommodation groove about sensing through-hole
Claim distribution.
7. display device as described in claim 1, which is characterized in that the top surface accommodation groove includes for the transmitting to be arranged
The mounting surface of unit, the mounting surface are tilted relative to top surface in predetermined angle, and the tilt angle of the mounting surface is in default model
It is corresponding so that having the range of exposures covering of the chief ray of highest luminous intensity whole in transmitting unit emitted light to enclose interior variation
A sensing area.
8. display device as claimed in claim 7, it is characterised in that: the predetermined inclination angle of the mounting surface makes transmitting single
The chief ray of member exposes to boundary of the sensing area from the farthest side of transmitting unit.
9. display device as claimed in claim 7, it is characterised in that: the predetermined inclination angle of the mounting surface makes transmitting single
The chief ray of member exposes to boundary of the sensing area from the nearest side of transmitting unit.
10. display device as claimed in claim 7, it is characterised in that: the top surface accommodation groove includes guide portion and mounting portion,
The depth of the guide portion along pedestal near sensing via openings radially towards the direction far from sensing through-hole by gradually deepening, institute
It states mounting portion and is provided with the guide portion end farthest from sensing through-hole, be formed with the mounting surface in the mounting portion.
11. display device as described in claim 1, it is characterised in that: the light sensing is infrared or near infrared light, wave
Long range is 750nm to 1000nm.
12. display device as described in claim 1, it is characterised in that: the transmitting unit be selected from LED, OLED, VCSEL and
The combination of one or more of LD.
13. a kind of electronic equipment, it is characterised in that: including the display device as described in any one of claim 1-12, institute
Electronic equipment is stated according to the sensing result of sensing mould group to execute corresponding function.
14. electronic equipment as claimed in claim 13, it is characterised in that: further include center, the center is for carrying display
Device corresponds to sensing area on the center and offers installation through-hole, and the sensing mould group is arranged in installation through-hole, the pedestal
Top surface be fitted tightly on the display device bottom at position corresponding with sensing area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224669.1A CN109979326A (en) | 2019-03-23 | 2019-03-23 | A kind of display device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224669.1A CN109979326A (en) | 2019-03-23 | 2019-03-23 | A kind of display device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
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| CN109979326A true CN109979326A (en) | 2019-07-05 |
Family
ID=67080216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910224669.1A Withdrawn CN109979326A (en) | 2019-03-23 | 2019-03-23 | A kind of display device and electronic equipment |
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| Country | Link |
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| CN (1) | CN109979326A (en) |
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Application publication date: 20190705 |