CN106584996B - Cover board and mobile terminal - Google Patents
Cover board and mobile terminal Download PDFInfo
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- CN106584996B CN106584996B CN201611107886.5A CN201611107886A CN106584996B CN 106584996 B CN106584996 B CN 106584996B CN 201611107886 A CN201611107886 A CN 201611107886A CN 106584996 B CN106584996 B CN 106584996B
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- Prior art keywords
- light
- cover board
- polarization direction
- optical receiver
- transmitting set
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention provides a kind of cover board and mobile terminals.The cover board includes cover board body, photic zone, light shield layer and optics slide, and the euphotic transmissivity is greater than the transmissivity of light shield layer, and the photic zone is set in the one side of cover board body, and the light shield layer is set on photic zone；The light shield layer has a transmission region, and the transmission region of the photic zone covering light shield layer so that the outer surface of the cover board is shown as the photic zone, and hides the light shield layer；The optics slide is set to the local face on the cover board body and with the transmission region, for changing the polarization direction for injecting light therein from the transmission region.Sensor module in the present invention has higher detection sensitivity.
Description
Technical field
The present invention relates to the communications fields, more particularly to a kind of cover board and mobile terminal.
Background technique
With the rapid development of terminal technology, intelligent terminal is more more and more universal, sets at essential in for people's lives
It is standby.People can pass through intelligent terminal study, amusement etc..
In the prior art, there is proximity sensor in mobile terminal.Proximity sensor is arranged below glass cover-plate.It is close
Sensor is used to judge be in proximity state or far from state between mobile terminal and exterior object.Proximity sensor includes
RF transmitter and infrared receiver.RF transmitter launches outward infrared ray, and the infrared ray is anti-by exterior object
Reflection light is formed after penetrating, infrared receiver receives the reflection light, then according to the intensity of the reflection light received come
Judge it is proximity state or separate state between mobile terminal and exterior object.
In practical application, ink layer is provided on glass cover-plate.When RF transmitter launches outward infrared ray, there is portion
Dividend outside line, which can enter in ink layer, occurs diffraction, this part infrared ray of diffraction occurs without the reflection of exterior object
It is directly entered in infrared receiver, so that the detection inaccuracy of infrared receiver, so as to cause the detection of proximity sensor
Inaccuracy causes the sensitivity of proximity sensor low.
Summary of the invention
The embodiment of the present invention provides a kind of cover board and mobile terminal, can promote the sensitivity of sensor module.
It includes cover board body, photic zone, light shield layer and optics slide, the light transmission that the embodiment of the present invention, which provides the cover board,
The transmissivity of layer is greater than the transmissivity of light shield layer, and the photic zone is set in the one side of cover board body, the light shield layer setting
In on photic zone；The light shield layer has a transmission region, the transmission region of the photic zone covering light shield layer, so that the lid
The outer surface of plate is shown as the photic zone, and hides the light shield layer；The optics slide is set to the cover board body
The upper and local face with the transmission region, for changing the polarization side for injecting light therein from the transmission region
To.
The embodiment of the present invention provides a kind of mobile terminal, including shell, cover board, display panel and sensor module, institute
It states sensor module to be set in the shell, the display panel is set on the shell, and the cover board is covered in described
On display panel, the cover board is cover board described in any of the above embodiments.
From the foregoing, it will be observed that the embodiment of the present invention turns by using the first light that optics slide issues the first optical transmitting set
It is changed to the second light of the second polarization direction, and second light is generating the of the second polarization direction after obstacle reflects
One reflection light, and the light of diffraction does not pass through the optics slide therefore its polarization direction or the first polarization in photic zone
Direction, therefore first optical receiver can only receive the first reflection light of the second polarization direction, without receiving first partially
The diffracted light in vibration direction leads to first light-receiving so as to avoid diffracted light from entering in first optical receiver
The basic value of device is larger, has the beneficial effect for the detection sensitivity for improving first optical receiver.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the mobile terminal in one embodiment of the present invention.
Fig. 2 is the structural schematic diagram of the cover plate assembly in one embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the first optical transmitting set in one embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the first optical receiver in one embodiment of the present invention.
Fig. 5 is another structural schematic diagram of the cover plate assembly in one embodiment of the present invention.
Fig. 6 is the another structural schematic diagram of the cover plate assembly in one embodiment of the present invention.
Specific embodiment
Embodiments of the present invention are 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 for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.
" first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.?
In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, 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 be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected or can mutually communicate；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements or the interaction relationship of two elements.For the ordinary skill of this field
For personnel, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
Fig. 1 is please referred to, Fig. 1 is the structure chart of the mobile terminal 1 in one embodiment of the present invention, which can
Think the electronic equipments such as mobile phone, IPAD.The mobile terminal 1 includes shell 10, panel 20 and cover plate assembly 30.
Referring to Fig. 2, which is used to form the exterior contour of the mobile terminal 1, and accommodates other function member
Part.
The panel 20 can for display panel, such as liquid crystal display panel, touch-control display panel, OLED display panel etc.,
It is installed on the shell 10 and connect with shell 10.
The cover plate assembly 30 includes sensor module 31 and cover board 32.The sensor module 31 is set in shell 10,
The panel 20 is set on the shell 10 and connect with the shell 10, which is covered on the panel 20, to protect the face
Plate 20.The cover board 32 has the first area 32a opposite with the non-display area of panel 20 and the display area with panel 20
Opposite second area 32b.Wherein, first area 32a is substantially white or other are light, can permeation parts black light
And visible light.Second area 32a be it is transparent, in order to the mobile terminal 1 through second area 32a will be on panel 20
Picture be presented to the user.
In some embodiments, which further includes called device assembly, corresponding, is offered on the cover board 32 pair
The receiver hole 300 answered.
In some embodiments, which further includes fingerprint mould group 40, and the finger print information of user is inputted with user.
Please continue to refer to Fig. 2, which includes 311 first optical receiver 313 of the first optical transmitting set, environment light
Sensor 314 and circuit board 315.First optical transmitting set 311, the first optical receiver 313, ambient light sensor 314 are all provided with
It is placed on the circuit board 315, and is electrically connected with the circuit board 315.The cover board 32 has optics slide 312.
The optics slide 312 is set on the light emitting path of first optical receiver 313.In the present embodiment, pacify
Loaded in the cover board 32.First optical receiver 313 and the ambient light sensor 314 encapsulation form the first packaging body A, this first
Packaging body A and first optical transmitting set 311 interval are arranged.It is to be appreciated that first optical transmitting set 311 also can also be encapsulated
Into first packaging body A.Alternatively, one can also be packaged in for first optical transmitting set 311 and the ambient light sensor 314
First optical receiver 313 is separately provided body.
Wherein, the first optical transmitting set 311 is used to issue the first light L1 of the first polarization direction；First light is wavelength
Black light greater than 850nm, such as infrared light.
Referring to figure 3., which includes the first optical transmitting set ontology 3111 and the first polarizing film
3112.First polarizing film 3112 is set on the light emitting path of the first optical transmitting set ontology 3111, and in the present embodiment, this
One polarizing film 3112 is set on the light-emitting surface of the optical transmitting set ontology 3111.Certainly, which can also set
It sets in the one side towards the sensor module 31 of cover board 32.The first optical transmitting set ontology 3111 is greater than for issuing wavelength
The black light of 850nm, such as infrared light.What first polarizing film 3112 was used to issue the first optical transmitting set ontology 3111
Light is converted to linearly polarized light, and its polarization direction is the first polarization direction.
Please continue to refer to Fig. 2, the optics slide 312 is for converting the first light L1 to form the second of the second polarization direction
Light L2.Wherein, which can be a quarter slide or other coatings with similar functions.This second
Light L2 forms the first reflection light L3 after obstacle reflects, the polarization of the first reflection light L3 and second light L2
Direction is identical.
Wherein, which is used to receive the first reflected light L3 of the second polarization direction, and filters out other
The light of polarization direction.
Referring to figure 4., first optical receiver 313 is for receiving the first reflection light L2.First optical receiver 313 includes
First optical receiver ontology 3131 and the second polarizing film 3132.Second polarizing film 3132 is set to the first optical receiver sheet
On the incidence surface of body 3131.The polarization direction of second polarizing film 3132 is the second polarization direction, is used for polarization direction not
Light for the second polarization direction filters out.
Please continue to refer to Fig. 2, which includes cover board body 321, photic zone 322, light shield layer 323, optics slide
312.The photic zone 322 is set to the one side towards the sensor module 31 of the cover board body 321, the light shield layer 323 setting
In on the photic zone 322, so that the outer surface of the cover board body 321 is shown as the photic zone 322, and the screening is hidden
Photosphere 323.
The cover board body 321 is made of transparent material, for example, the cover board body 321 is glass cover-plate, the cover board body
321 can also be sapphire cover board.The side towards the sensor module 31 of the cover board body 321 offers a groove
3211, the optics slide 312 of the sensor module 31 is mounted in groove 3211.It is to be appreciated that in the cover board sheet
Groove 3211 is opened up in the one side of the separate sensor module 31 of body 321, and the optics slide 312 of sensor module 31 is installed
In groove 3211.
The first area 32a of the cover board 32 that is to say that the first area 32a of the cover board body 321 is covered on the non-of panel 20
On display area, the second area 32b of the cover board 32 that is to say that the first area 32a of the cover board body 321 is covered on panel 20
Non-display area on.
The photic zone 322 is set to the first area 32a of the cover board body 321.In the present embodiment, the photic zone 322
It may be one layer, two layers or other numbers of plies certainly, as long as its thickness is suitable with three layers of light transmission sublayer 3221.Often
One light transmission sublayer 3221 is that white ink spraying or printing are formed.It certainly, can also be using colors such as light blue, light green colors
Shallower ink.The photic zone 322 requires to reach 80% or more for the transmitance that wavelength is greater than 850nm black light, for
The transmitance of visible light of the wavelength less than 550nm is required in 2%-10%.The light shield layer 323 is set on the photic zone 322, should
Light shield layer 323 is sprayed or is printed using black ink and formed.Certainly, other materials can also be used, selection pair as far as possible is needed
The preferable material of absorbing properties.Transmission region 323a is provided on the light shield layer 323.The light shield layer 323 is mainly used for blocking
Each component such as sensor module, CPU in shell 10 etc..Transmission region 323a on the light shield layer 323 is used for for passing
Sensor component 31 detects optical signal to 1 external emission of mobile terminal, and for passing through the transmission region for the sensor module 31
Receive the reflection signal and ambient light signal of the optical signal launched.The photic zone 322 be used for for the detection optical signal,
Reflection signal and ambient light signal pass through.The photic zone 322 is also used to the transparent area being arranged by the light shield layer 323 and thereon
Domain 323a is sheltered from, so that the cover board body 321 seems to show the photic zone 323 from the appearance.
The first light that the sensor module 31 issues sequentially passes through transmission region 323a on the light shield layer 323, light transmission
Layer 322 and optics slide 312, and be converted to when passing through optics slide 312 second light L2 of the second polarization direction, this
Two light L2 pass through cover board body 321, then reflect to form the first reflection light L3 via obstacle 70, first reflection light
The transmission region 323a that L3 is sequentially passed through on the cover board body 321, photic zone 322 and the light shield layer 323 is injected into the sensing
Device assembly 31, first optical receiver 311 receive first reflection light L3.
Wherein, transmission region 323a can be the through-hole being opened on the light shield layer 323, it is possible to understand that ground, the through-hole
In can also fill translucent material, such as material identical with photic zone 322.Photic zone 322 covers the saturating of the light shield layer 323
Light region 323a.
In the present embodiment, transmission region 323a includes the first light transmission subregion 3231 and the second light transmission subregion
3232.First optical receiver 313 of the first light transmission subregion 3231 with the sensor module 31,314 phase of ambient light sensor
Right, the second light transmission subregion 3232 and first optical transmitting set 311 and the optics slide 312 are successively opposite.Wherein, this
One light transmission subregion 3131 and the second light transmission subregion 3232 are through-hole.
When work, which issues the first light L1 of the first polarization direction, which passes through
Optics slide is converted to the second light L2 of the second polarization direction, which forms first after the reflection of obstacle 70
Reflection light L3, which is received by first optical receiver 313, and is converted to corresponding electric signal, circuit
Plate 315 judges that mobile terminal 1 is close to the obstacle 70 or far from the obstacle 70 according to the electric signal.If the electric signal
Then determine that the mobile terminal 1 close to the obstacle, determines movement end if the electric signal is less than the threshold value greater than a threshold value
It holds far from the obstacle 70.
The present embodiment is converted to second partially by using the first light L1 that optics slide issues the first optical transmitting set
The second light L2 in vibration direction, and the second light L2 is anti-in generate the second polarization direction after the reflection of obstacle 70 first
Light L3 is penetrated, and the light of diffraction does not pass through the optics slide 312 therefore its polarization direction or first in photic zone 322
Polarization direction, therefore first optical receiver 313 can only receive the first reflection light L3 of the second polarization direction, without connecing
The diffracted light of the first polarization direction is received, so as to avoid diffracted light from entering in first optical receiver 313, leads to this
The basic value of first optical receiver 313 is larger, has the beneficial effect for the detection sensitivity for improving first optical receiver 313.
Referring to figure 5., in other embodiments of the sensor module 31, which sends out including the first light
Emitter 311, the first optical receiver 313, ambient light sensor 314, circuit board 315 and the second optical transmitting set 316.The cover board 32
With an optics slide 312.First optical transmitting set 311, the first optical receiver 313, ambient light sensor 314, the second light hair
Emitter 316 is all set on the circuit board 315, and is electrically connected with the circuit board 315.The optics slide 312 be set to this first
On the light emitting path of optical receiver 313 and the second optical transmitting set 316.In the present embodiment, it is installed in the cover board 32.
First optical receiver 313, the second optical transmitting set 316 and ambient light sensor 314 are packaged in the first packaging body A, this
One packaging body A and first optical transmitting set 311 interval are arranged.
It is to be appreciated that one can also be packaged in first optical transmitting set 311 for the first optical receiver 313, by this
Second optical transmitting set 316 is separately provided.
It will be understood ground, which can also encapsulate into first packaging body A.
Wherein, the first optical transmitting set 311 is identical as the first optical transmitting set 311 in embodiment illustrated in fig. 2 therefore do not repeat.
Second optical transmitting set 316 is used to emit the third light L4 of the first polarization direction, structure and the first light emitting
The structure of device 311 is identical therefore does not repeat.
The optics slide 312 includes the sub- slide 312a of the first optics and sub- slide 312b of the second light.
Wherein, the sub- slide 311a of first optics is set on the transmission path of first optical transmitting set 311, be used for by
First light L1 converts the second light L2 to form the second polarization direction.Wherein, the sub- slide 312a of first optics can be four
/ mono- slide or other coatings with similar functions.It is anti-that the second light L2 forms first after obstacle reflects
Light L3 is penetrated, the first reflection light L3 is identical as the polarization direction of second light L2.
The sub- slide 311b of second optics is set on the transmission path of second optical transmitting set 316, is used for third
Light L4 converts the 4th light L5 to form the second polarization direction.Wherein, the sub- slide 312b of second optics can for four/
One slide or other coatings with similar functions.4th light L5 forms the second reflected light after obstacle reflects
Line L6, the second reflection light L6 are identical as the polarization direction of the 4th light L5.
Wherein, which is used to receive the polarization of the first reflected light L3 and second of the second polarization direction
The second reflection light L6 in direction, and filter out the light of other polarization directions.
The cover board 32 includes cover board body 321, photic zone 322, light shield layer 323 and optics slide 312.The photic zone
322 are set to the one side towards the sensor module 31 of the cover board body 321, which is set to the photic zone 322
On.
The cover board body 321 is made of transparent material, for example, the cover board body 321 is glass cover-plate.The cover board body
321 side towards the sensor module 31 offers a groove 3211, and the optics slide 312 of the sensor module 31 is installed
In groove 3211.It is to be appreciated that being opened up in the one side of the separate sensor module 31 of the cover board body 321 recessed
Slot, and the optics slide 312 of sensor module 31 is mounted in groove 3211.
Wherein, which includes the first sub- sub- groove 3211b of groove 3211a and second for being separated from each other, this
The sub- slide 312a of one optics is set in the first sub- groove 3211a, and the sub- slide 312b of second optics is set to second son
In groove 3211b.
The first area 32a of the cover board 32 that is to say that the first area 32a of the cover board body 321 is covered on the non-of panel 20
On display area, the second area 32b of the cover board 32 that is to say that the first area 32a of the cover board body 321 is covered on panel 20
Non-display area on.
The photic zone 322 is set to the first area of the cover board body 321, and in the present embodiment, which has
Three layers of light transmission sublayer 3221 may be certainly one layer, two layers or other numbers of plies, as long as its thickness is suitable.It is each
Photon sphere 3221 is that white ink spraying or printing are formed.It certainly, can also be shallower using colors such as light blue, light green colors
Ink.The photic zone 322 requires to reach 80% or more for the transmitance that wavelength is greater than 850nm black light, for wavelength
The transmitance of visible light less than 550nm is required in 2%-10%.
The light shield layer 323 is set on the photic zone 322, which is sprayed or printed using black ink and formed.
Certainly, other materials can also be used, needs to select to the preferable material of absorbing properties as far as possible.It is set on the light shield layer 323
It is equipped with transmission region 323a.Photic zone 322 covers the transmission region 323a of the light shield layer 323.
The first light L1 that first optical transmitting set 311 of the sensor module 31 issues is sequentially passed through on the light shield layer 323
Transmission region 323a, photic zone 322 and optics slide 312 the sub- slide 311a of the first optics, and pass through the first optics
The second light L2 of the second polarization direction is converted to when sub- slide 311a, which passes through cover board body 321, then pass through
First reflection light L3 is reflected to form by obstacle 70, first reflection light L3 sequentially passes through the cover board body 321, photic zone
322 and the light shield layer 323 on transmission region 323a be injected into the sensor module 31, first optical receiver 311 receive
To first reflection light L3.
The third light L4 that second optical transmitting set 316 of the sensor module 31 issues is sequentially passed through on the light shield layer 323
Transmission region 323a, photic zone 322 and optics slide 312 the sub- slide 312b of the second optics, and pass through the second optics
The 4th light L5 of the second polarization direction is converted to when sub- slide 312b, the 4th light L5 passes through cover board body 321, then passes through
Second reflection light L6 is reflected to form by obstacle 70, second reflection light L6 sequentially passes through the cover board body 321, photic zone
322 and the light shield layer 323 on transmission region 323a be injected into the sensor module 31, first optical receiver 311 receive
To first reflection light L3.
Wherein, transmission region 323a can be the through-hole being opened on the light shield layer 323, it is possible to understand that ground, the through-hole
In can also fill translucent material, such as material identical with photic zone 322.
In the present embodiment, transmission region 323a includes the first light transmission subregion 3231, the second light transmission subregion 3232
And third light transmission subregion 3233.First optical receiver 313 of the first light transmission subregion 3231 and the sensor module 31,
Ambient light sensor 314 is opposite, the second light transmission subregion 3232 and first optical transmitting set 311 and the optics slide 312
The sub- slide 311a of the first optics it is successively opposite.The third light transmission subregion 3233 and second optical transmitting set 316 and this
The sub- slide 312b of two optics is opposite.
Wherein, the first light transmission subregion 3131 and the second light transmission subregion 3232 are through-hole.
When work, the first light L1 that the first optical transmitting set 311 issues sequentially passes through the transmission region on the light shield layer 323
The sub- slide 311a of the first optics of 323a, photic zone 322 and optics slide 312, and passing through the sub- slide 311a of the first optics
When be converted to the second light L2 of the second polarization direction, which passes through cover board body 321, then via obstacle 70
The first reflection light L3 is reflected to form, first reflection light L3 sequentially passes through the cover board body 321, photic zone 322 and is somebody's turn to do
Transmission region 323a on light shield layer 323 is injected into the sensor module 31, and it is first anti-that which receives this
Penetrate light L3.The third light L4 that second optical transmitting set 316 of the sensor module 31 issues is sequentially passed through on the light shield layer 323
Transmission region 323a, photic zone 322 and optics slide 312 the sub- slide 312b of the second optics, and pass through the second optics
The 4th light L5 of the second polarization direction is converted to when sub- slide 312b, the 4th light L5 passes through cover board body 321, then passes through
Second reflection light L6 is reflected to form by obstacle 70, second reflection light L6 sequentially passes through the cover board body 321, photic zone
322 and the light shield layer 323 on transmission region 323a be injected into the sensor module 31, first optical receiver 311 receive
To first reflection light L3.The circuit board 315 is according to the conversion of the first reflection light L3 and the second reflection light L6
Electric signal judges that the mobile terminal 1 is such as to open simultaneously first light hair close to the obstacle 70 or far from the obstacle 70
When emitter and the second optical transmitting set, according to the first reflection light L3 and the electricity of the second reflection light L6 collective effect conversion
Signal judges, when the electric signal is greater than predetermined value, determines the mobile terminal 1 close to obstacle 70, when the electric signal is less than
When predetermined value, determine the mobile terminal far from the obstacle 70.When mobile terminal 1 judges it far from the blocking under scene of conversing
After object 70, the bright screen of display panel 20 is automatically controlled, when mobile terminal 1 judges it close to the obstacle 70 under scene of conversing
Afterwards, it automatically controls the display panel 20 and puts out screen
The present embodiment by using optics slide 312 convert the first light L1 that first optical transmitting set issues and this
The third light L4 that two optical transmitting sets issue, so that corresponding the first reflection light L3 generated and the second reflection light L6 is
Second polarization direction, and the diffracted light of the first light L1 and the second light L2 in photic zone 322 is the first polarization side
To and the first optical receiver 311 has the function of filtering out the light other than the second polarization direction, so that the diffracted light can not be into
Enter into first optical receiver 311, there is the beneficial effect for the detection sensitivity for improving first optical receiver 313.
Fig. 6 is please referred to, which includes the first optical transmitting set 311, the first optical receiver 313, environment light biography
Sensor 314, circuit board 315 and the second optical receiver 317.First optical transmitting set 311, the first optical receiver 313, environment light
Sensor 314, the second optical receiver 317 are all set on the circuit board 315, and are electrically connected with the circuit board 315.The optics glass
Piece 312 is set on the light emitting path of first optical receiver 313.In the present embodiment, which has an optics glass
Piece 312.
First optical transmitting set 311 and second optical receiver 317 encapsulation form the second packaging body B, first light-receiving
Device 313 and the ambient light sensor 314 encapsulation form the first packaging body A.
It is to be appreciated that first optical transmitting set 311 and first optical receiver 313 can be packaged in one, by this
Second optical receiver 7 is packaged in one with the ambient light sensor 314.
It will of course be understood that ground, it can also be by the first optical transmitting set 311, second optical receiver 317, the first light-receiving
Device 313 is packaged together with the ambient light sensor 314, forms a packaging body.
Wherein, the first optical transmitting set 311 is used to issue the first light L1 of the first polarization direction；First light is wavelength
Black light greater than 850nm, such as infrared light.The first light emitting in first optical transmitting set 311 and embodiment illustrated in fig. 2
311 structure of device is identical, therefore does not repeat.
First light L1/L7 for being converted the second light L2/L8 to form the second polarization direction by the optics slide 312.
Wherein, which can be a quarter slide or other coatings with similar functions.Second light L2/
L8 forms the first reflection light L3 and third reflection light L9, the first reflection light L3 and after obstacle reflects
Three reflection light L9 are identical as the polarization direction of second light L2/L8.
Wherein, first reflection light L3 and third of first optical receiver 313 for receiving the second polarization direction are anti-
Light L9 is penetrated, and filters out the light of other polarization directions.
First optical receiver 313 is for receiving the first reflection light L3 and third reflection light L9.First light-receiving
Device 313 is identical as the structure of the first optical receiver 313 in embodiment illustrated in fig. 2, therefore does not repeat.
Please continue to refer to Fig. 6, which includes cover board body 321, optics slide 312, photic zone 322 and light shield layer
323.The photic zone 322 is set to the one side towards the sensor module 31 of the cover board body 321, the light shield layer 323 setting
In on the photic zone 322.
The cover board body 321 is made of transparent material, for example, the cover board body 321 is glass cover-plate.The cover board body
321 side towards the sensor module 31 offers a groove 3211, and the optics slide 312 of the sensor module 31 is installed
In groove 3211.It is to be appreciated that being opened up in the one side of the separate sensor module 31 of the cover board body 321 recessed
Slot, and the optics slide 312 of sensor module 31 is mounted in groove 3211.
The first area 32a of the cover board 32 that is to say that the first area 32a of the cover board body 321 is covered on the non-of panel 20
On display area, the second area 32b of the cover board 32 that is to say that the first area 32a of the cover board body 321 is covered on panel 20
Non-display area on.
The photic zone 322 is set to the first area of the cover board body 321, and in the present embodiment, which has
Three layers of light transmission sublayer 3221 may be certainly one layer, two layers or other numbers of plies, as long as its thickness is suitable.It is each
Photon sphere 3221 is that white ink spraying or printing are formed.It certainly, can also be shallower using colors such as light blue, light green colors
Ink.The photic zone 322 requires to reach 80% or more for the transmitance that wavelength is greater than 850nm black light, for wavelength
The transmitance of visible light less than 550nm is required in 2%-10%.
The light shield layer 323 is set on the photic zone 322, which is sprayed or printed using black ink and formed.
Certainly, other materials can also be used, needs to select to the preferable material of absorbing properties as far as possible.It is set on the light shield layer 323
It is equipped with transmission region 323a.The first light L1/L7 that the sensor module 31 issues sequentially passes through the light transmission on the light shield layer 323
Region 323a, photic zone 322 and optics slide 312, and the of the second polarization direction is converted to when passing through optics slide 312
Two light L2/L8, the second light L2/L8 pass through cover board body 321, then reflect to form the first reflected light via obstacle 70
Line L3 and third reflection light L9, the first reflection light L3 and third reflection light L9 sequentially pass through the cover board body
321, the transmission region 323a on photic zone 322 and the light shield layer 323 is injected into the sensor module 31, first light-receiving
Device 311 receives first reflection light L3, which receives third reflection light L9.
Wherein, transmission region 323a can be the through-hole being opened on the light shield layer 323, it is possible to understand that ground, the through-hole
In can also fill translucent material, such as material identical with photic zone 322.Photic zone 322 covers the saturating of the light shield layer 323
Light region 323a.
In the present embodiment, transmission region 323a includes the first light transmission subregion 3231 and the second light transmission subregion
3232.First optical receiver 313 of the first light transmission subregion 3231 with the sensor module 31,314 phase of ambient light sensor
It is right, the second light transmission subregion 3232 and first optical transmitting set 311, the second optical receiver face, first optical transmitting set 311
It is successively opposite with the optics slide 312.Wherein, the first light transmission subregion 3131 and the second light transmission subregion 3232 are
Through-hole.
When work, the first reflection light L3 received is converted to corresponding first electric signal by the first optical receiver 311,
The third reflection light L9 received is converted to corresponding second electric signal by second optical receiver 317, the circuit board 315
Judge that the mobile terminal 1 is close to the obstacle 70 or far from this according to the value of first electric signal and second electric signal
Obstacle 70.It is located at second close to threshold zone close to threshold interval or second electric signal when first electric signal is located at first
Between when, the mobile terminal 1 is determined close to the obstacle 70, when first electric signal is located at this first far from threshold interval, and should
Second electric signal be located at this second far from threshold interval when, then determine that the mobile terminal 1 far from the obstacle 70, works as mobile terminal
After 1 judges it far from the obstacle 70 under scene of conversing, the bright screen of display panel 20 is automatically controlled, when mobile terminal 1 is logical
Words scene judges it after the obstacle 70, automatically controls the display panel 20 and puts out screen.
The embodiment of the present invention converts the first light L1/L7 of first optical transmitting set 311 sending by using optics slide
So that corresponding the first reflection light L3/L9 generated is the second polarization direction, and the first light L1/L7 is in photic zone 322
Diffracted light be the first polarization direction, and the first optical receiver 313 and the second optical receiver 317 have and filter out the second polarization
The function of light other than direction, so that the diffracted light cannot be introduced into first optical receiver 313 and the second light-receiving
In device 317, there is the beneficial effect for the detection sensitivity for improving first optical receiver 313 and the second optical receiver 317.
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 invention.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.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (20)
1. a kind of cover board, which is characterized in that described euphotic including cover board body, photic zone, light shield layer and optics slide
Transmissivity is greater than the transmissivity of light shield layer, and the photic zone is set in the one side of cover board body, and the light shield layer is set to
On photosphere；
The light shield layer has a transmission region, the transmission region of the photic zone covering light shield layer, so that the cover board is outer
Side surface is shown as the photic zone, and hides the light shield layer；
The optics slide is set to the local face on the cover board body and with the transmission region, for changing from institute
State the polarization direction that transmission region injects light therein；
First optical transmitting set includes the first optical transmitting set ontology and the first polarizing film, and the first polarizing film is set to the first light emitting
On the light emitting path of device ontology, the first polarizing film is used to the light that the first optical transmitting set ontology issues being converted to linearly polarized light, and
Its polarization direction is the first polarization direction；
First optical receiver includes the first optical receiver ontology and second for receiving the first reflection light, the first optical receiver
Polarizing film, the second polarizing film are set on the incidence surface of the first optical receiver ontology, and the polarization direction of the second polarizing film is second
Polarization direction is used to not be that the light of the second polarization direction is filtered out by polarization direction.
2. cover board according to claim 1, which is characterized in that the transmission region is to be opened in leading on the light shield layer
Hole.
3. cover board according to claim 2, which is characterized in that be filled with translucent material in the through-hole.
4. cover board according to claim 1-3, which is characterized in that the photic zone and the light shield layer are ink
Layer.
5. cover board according to claim 1, which is characterized in that the photic zone is white ink layer, and the light shield layer is
Black ink layer.
6. cover board according to claim 1, which is characterized in that the transmission region includes the first light transmission being separated from each other
Region and the second light transmission subregion, the first light transmission subregion and the optics slide face.
7. cover board according to claim 1, which is characterized in that the optics slide is a quarter slide.
8. cover board according to claim 1, which is characterized in that the cover board body euphotic is set on one side towards described
It is equipped with groove, the optics slide is set in the groove.
9. a kind of mobile terminal, which is characterized in that including shell, cover board, display panel and sensor module, the sensor
Component is set in the shell, and the display panel is set on the shell, and the cover board is covered in the display panel
On, the cover board is the described in any item cover boards of claim 1-8.
10. mobile terminal according to claim 9, which is characterized in that the sensor module includes the first optical transmitting set
And first optical receiver；
First optical transmitting set is used to issue the first light of the first polarization direction, and first light passes through the optics glass
The second light of the second polarization direction is formed after piece, second light forms the first reflection light after obstacle reflects；
First optical receiver filters out the not light for the second polarization direction for receiving first reflection light.
11. mobile terminal according to claim 10, which is characterized in that the sensor module further includes the second light emitting
Device；
Second optical transmitting set is used to issue the third light of the first polarization direction, and the third light passes through the optics glass
The 4th light of the second polarization direction is formed after piece, the 4th light forms the second reflection light after obstacle reflects；
First optical receiver is also used to receive second reflection light.
12. mobile terminal according to claim 11, which is characterized in that first optical transmitting set connects with first light
It receives the distance between device and is less than the distance between second optical transmitting set and first optical receiver.
13. mobile terminal according to claim 11 or 12, which is characterized in that first optical transmitting set and described first
Optical receiver is packaged in one.
14. mobile terminal according to claim 11 or 12, which is characterized in that second optical transmitting set and described first
Optical receiver is packaged in one.
15. mobile terminal according to claim 10, which is characterized in that the sensor module further includes the second light-receiving
Device；
Second light is reflected by obstacle also forms third reflection light, and second optical receiver is described for receiving
Third reflection light, and filter out the not light for the second polarization direction.
16. mobile terminal according to claim 15, which is characterized in that first optical transmitting set connects with first light
It receives the distance between device and is less than the distance between the second optical receiver emitter and first optical transmitting set.
17. mobile terminal according to claim 15 or 16, which is characterized in that second optical receiver and described first
Optical transmitting set is packaged in one.
18. mobile terminal according to claim 15 or 16, which is characterized in that first optical receiver and described first
Optical transmitting set is packaged in one.
19. mobile terminal according to claim 10, which is characterized in that further include ambient light sensor；
The ambient light sensor and first optical transmitting set are packaged in one；Alternatively, the ambient light sensor with it is described
First optical receiver is packaged in one.
20. mobile terminal according to claim 9, which is characterized in that it further include circuit board, the sensor module setting
In on the circuit board and with the circuit board electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611107886.5A CN106584996B (en) | 2016-12-06 | 2016-12-06 | Cover board and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611107886.5A CN106584996B (en) | 2016-12-06 | 2016-12-06 | Cover board and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106584996A CN106584996A (en) | 2017-04-26 |
| CN106584996B true CN106584996B (en) | 2019-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611107886.5A Active CN106584996B (en) | 2016-12-06 | 2016-12-06 | Cover board and mobile terminal |
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| Country | Link |
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| CN (1) | CN106584996B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110825171B (en) * | 2017-04-27 | 2023-06-20 | Oppo广东移动通信有限公司 | Display screen, display device and mobile terminal |
| CN107092310B (en) * | 2017-04-27 | 2020-04-03 | Oppo广东移动通信有限公司 | Display screen, display device and mobile terminal |
| CN107124841B (en) * | 2017-06-20 | 2020-02-14 | 青岛海信电器股份有限公司 | Electrical equipment shell, processing technology thereof and electrical equipment |
| CN107703639A (en) * | 2017-09-13 | 2018-02-16 | 维沃移动通信有限公司 | A kind of optical profile type device and mobile terminal |
| CN107818733B (en) * | 2017-11-22 | 2020-02-11 | Oppo广东移动通信有限公司 | Display screen assembly and electronic equipment |
| CN108957428B (en) * | 2018-03-29 | 2022-10-21 | 青岛海信移动通信技术股份有限公司 | Distance detection device and terminal |
| CN109101083B (en) * | 2018-08-23 | 2020-05-29 | 维沃移动通信有限公司 | Terminal |
| CN109064906B (en) * | 2018-09-30 | 2020-09-15 | 维沃移动通信有限公司 | Printing opacity apron and mobile terminal |
| CN111698351B (en) * | 2019-03-14 | 2021-12-28 | 北京小米移动软件有限公司 | Mobile terminal |
| CN109801558A (en) * | 2019-03-15 | 2019-05-24 | 云谷（固安）科技有限公司 | Display panel and display device |
| CN110909583A (en) * | 2019-04-23 | 2020-03-24 | 深圳阜时科技有限公司 | Display device, fingerprint sensing system and electronic equipment |
| KR20210024292A (en) * | 2019-08-21 | 2021-03-05 | 삼성디스플레이 주식회사 | Display device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102883033A (en) * | 2011-07-12 | 2013-01-16 | Lg电子株式会社 | Mobile terminal with front camera and large LCD |
| CN104103650A (en) * | 2014-07-09 | 2014-10-15 | 日月光半导体制造股份有限公司 | Optical module, manufacturing method thereof and electronic device comprising optical module |
-
2016
- 2016-12-06 CN CN201611107886.5A patent/CN106584996B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102883033A (en) * | 2011-07-12 | 2013-01-16 | Lg电子株式会社 | Mobile terminal with front camera and large LCD |
| CN104103650A (en) * | 2014-07-09 | 2014-10-15 | 日月光半导体制造股份有限公司 | Optical module, manufacturing method thereof and electronic device comprising optical module |
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| CN106584996A (en) | 2017-04-26 |
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Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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