CN107703639A - A kind of optical profile type device and mobile terminal - Google Patents
A kind of optical profile type device and mobile terminal Download PDFInfo
- Publication number
- CN107703639A CN107703639A CN201710822988.3A CN201710822988A CN107703639A CN 107703639 A CN107703639 A CN 107703639A CN 201710822988 A CN201710822988 A CN 201710822988A CN 107703639 A CN107703639 A CN 107703639A
- Authority
- CN
- China
- Prior art keywords
- polarizing elements
- type device
- profile type
- optical profile
- loophole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
-
- 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
- H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
Abstract
The present invention provides a kind of optical profile type device and mobile terminal, the optical profile type device includes spaced luminescence component and photosensory assembly, the luminescence component is used to emit beam, the optical profile type device also includes the first polarizing elements and the second polarizing elements, and first polarizing elements and second polarizing elements are used to make the light of incidence to produce polarization；First polarizing elements are relatively arranged on the light emission side of the luminescence component, second polarizing elements are relatively arranged on the incident side of the photosensory assembly, and the angle between the polarization direction of first polarizing elements and second polarizing elements is predetermined angle, the predetermined angle is more than 0 ° and less than 180 °.Optical profile type device provided in an embodiment of the present invention, pass through the first polarizing elements and the second polarizing elements, it can realize and prevent luminescence component from being incident to some or all of light that photosensory assembly is propagated in photosensory assembly, reduce to the interference in photosensory assembly detection process, so as to lift the accuracy in detection of photosensory assembly.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of optical profile type device and mobile terminal.
Background technology
With the development of mobile communication technology, the mobile terminal such as smart mobile phone and tablet personal computer is increasingly popularized, and
Have become an indispensable part in people's daily life.In order to meet the requirement of people, photosensory assembly is gradually answered
Use on mobile terminal, improve the Consumer's Experience effect of mobile terminal, such as：For detecting mobile terminal local environment light intensity
The light sensor of degree；For identifying the optical fingerprint sensor of fingerprint；And infrared sensor for detecting distance etc..
But, readily receive luminescence component (such as infrared sensor on mobile terminal. due to photosensory assembly at work
With flash lamp etc.) light of transmitting, so that photosensory assembly is interfered, make the accuracy in its detection process.To set
Exemplified by putting light sensor and infrared sensor closer to the distance, when light sensor and infrared sensor are in work simultaneously
When, infrared sensor can launch infrared light, and the infrared light is easily injected into after barrier reflection is run into and is arranged on infrared biography
In light sensor beside sensor, so as to produce interference to light sensor detection ambient light, the inspection of light sensor is reduced
Survey the degree of accuracy.And light sensor and infrared sensor distance are nearer, interference is stronger.
It can be seen that the photosensory assembly in mobile terminal exists because by luminous on mobile terminal in detection process at present
The interference of the light of component transmitting, and the problem of cause accuracy in detection to reduce.
The content of the invention
The embodiment of the present invention provides a kind of optical profile type device and mobile terminal, to solve the photosensory assembly in dynamic terminal at present
In detection process, disturbing because of the light by the luminescence component transmitting on mobile terminal be present, and cause accuracy in detection to drop
The problem of low.
In a first aspect, the embodiments of the invention provide a kind of optical profile type device, the optical profile type device includes being arranged at intervals
Luminescence component and photosensory assembly, the luminescence component be used for emit beam, the optical profile type device also include first polarization
Part and the second polarizing elements, first polarizing elements and second polarizing elements are used to make the light of incidence to produce polarization；
First polarizing elements are relatively arranged on the light emission side of the luminescence component, and second polarizing elements are relatively arranged on
The incident side of the photosensory assembly, and the angle between the polarization direction of first polarizing elements and second polarizing elements is pre-
If angle, the predetermined angle is more than 0 ° and less than 180 °.
Second aspect, the embodiment of the present invention also provide a kind of mobile terminal, including above-mentioned optical profile type device.
So, in the embodiment of the present invention, the optical profile type device includes spaced luminescence component and photosensory assembly,
The luminescence component is used to emit beam, and the optical profile type device also includes the first polarizing elements and the second polarizing elements, and described first
Polarizing elements and second polarizing elements are used to make the light of incidence to produce polarization；First polarizing elements are relatively arranged on the hair
The light emission side of optical assembly, second polarizing elements are relatively arranged on the incident side of the photosensory assembly, and first polarizing elements
Angle between the polarization direction of second polarizing elements is predetermined angle, and the predetermined angle is more than 0 ° and less than 180 °.
Pass through the first polarizing elements and the second polarizing elements, it is possible to achieve some or all of light for preventing luminescence component from being propagated to photosensory assembly
Line is incident in photosensory assembly, is reduced to the interference in photosensory assembly detection process, accurate so as to lift the detection of photosensory assembly
Degree.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed for being described below to the embodiment of the present invention
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of structural representation of optical profile type device provided in an embodiment of the present invention；
Fig. 2 is the structural representation of another optical profile type device provided in an embodiment of the present invention；
Fig. 3 is that the loophole of Fig. 2 optical profile type device is provided only with top view when mating plate.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Fig. 1 is referred to, Fig. 1 is a kind of structural representation of optical profile type device provided in an embodiment of the present invention, such as Fig. 1 institutes
Show, optical profile type device includes spaced luminescence component 10 and photosensory assembly 20, and the luminescence component 10 is used to send light
Line, the optical profile type device also include the first polarizing elements 30 and the second polarizing elements 40, first polarizing elements 30 and described second
Polarizing elements 40 are used to make the light of incidence to produce polarization；
First polarizing elements 30 are relatively arranged on the light emission side of the luminescence component 10, and second polarizing elements 40 are relative
Be arranged at the incident side of the photosensory assembly 20, and the polarization direction of first polarizing elements 30 and second polarizing elements 40 it
Between angle be predetermined angle, the predetermined angle is more than 0 ° and less than 180 °.
In the embodiment of the present invention, if being not provided with the first polarizing elements 30 and the second polarizing elements 40, above-mentioned luminescence component 10 is sent
Light can be incident to directly or through reflection etc. in photosensory assembly 20, so as to the detection to photosensory assembly 20 produce it is dry
Disturb；And above-mentioned optical profile type dress centers the first polarizing elements 30 and the second polarizing elements 40, and the first polarizing elements 30 and the second polarization
Angle between the polarization direction of part is more than 0 ° and less than 180 °, so as to what is propagated from luminescence component 10 to photosensory assembly 20
Some or all of light in light is incident to photosensory assembly 20.
Such as：As shown in figure 1, luminescence component 10 launches light 1, light 1 polarizes by being produced during the first polarizing elements 30, and
The polarization direction of light 1 after polarization is identical with the polarization direction of the first polarizing elements 30；Light 1 after polarization run into barrier and
Photosensory assembly 20 is reflected towards through barrier to propagate, because the incident side of photosensory assembly 20 is relatively set with the second polarizing elements 40, quilt
The light of reflection is incident to the second polarizing elements 40, if the angle of the polarization direction of the first polarizing elements 30 and the second polarizing elements 40 is
60 °, then according to optical principle, the light intensity for being incident to the light 1 of photosensory assembly 20 is the 1/2 of the light intensity of the light 1 of reflection, so as to
Realize that some light 1 is incident to photosensory assembly 20；And the extraneous light 2 for being sent in addition to luminescence component 10, due to outside
Light 2 does not produce polarization, and the second polarizing elements 40 can pass through for extraneous light 2 and be incident to photosensory assembly 20.
It should be noted that above-mentioned first polarizing elements 30 are relatively arranged on the light emission side of luminescence component 10, it can be understood as
First polarizing elements 30 are arranged at the light emission side of luminescence component 10, and the light that the light emission side of luminescence component 10 is sent is all by
One polarizing elements 30；Above-mentioned second polarizing elements 40 are relatively arranged on the incident side of photosensory assembly 20, it can be understood as the second polarizing elements
40 are arranged at the incident side of photosensory assembly 20, and the light of the incident side transmitting to photosensory assembly 20 is all by the second polarizing elements
40。
In the embodiment of the present invention, above-mentioned luminescence component 10 is any component that can be emitted beam, such as：Above-mentioned luminous group
Part 10 can be the flash lamp or light compensating lamp for illuminating and compensating shooting brightness；Or can also be used for detecting distance
Infrared sensor, infrared sensor can send infrared light, and red by being reflected by barrier of receiving of detection
Outer light, judge whether illuminated device is blocked and the distance of barrier etc. to realize.Certainly, above-mentioned luminescence component 10 may be used also
To be other luminescence components, it is not defined herein.
In addition, above-mentioned photosensory assembly 20 is can to sense light, and the light by sensing realizes the component of detection, example
Such as：Above-mentioned photosensory assembly 20 can be the light sensor for detecting ambient light intensity, and hair is provided with so as to realize
The equipment (such as mobile terminal) of light formula device automatically adjusts screen intensity；Can also be the fingerprint sensor for fingerprint recognition,
Fingerprint sensor receives the light by fingerprint reflection, realizes the identification to fingerprint；It can also be above-mentioned infrared sensor etc..
Optionally, the luminescence component 10 is infrared sensor；The photosensory assembly 20 is light sensor.Due to infrared
For sensor when entering row distance detection, for the infrared light that it is launched after barrier reflects, the infrared light of part reflection may
It is injected into infrared sensor, and influences the accuracy in detection of infrared sensor, and light sensor and infrared sensor distance
It is nearer.By the first polarizing elements 30 and the second polarizing elements 40 some or all of infrared light of reflection can be prevented to be incident to photosensitive
Sensor, so as to lift the accuracy in detection of light sensor.
In the embodiment of the present invention, the angle between the polarization direction of the first polarizing elements 30 and the second polarizing elements 40, Ke Yigen
It is configured according to being actually needed, such as：It can be set according to the antijamming capability of photosensory assembly 20, antijamming capability is weaker, then
Angle between the polarization direction of first polarizing elements 30 and the second polarizing elements 40 is set closer to 90 °, makes luminescence component 10 incident
Light to photosensory assembly 20 is fewer.
Further alternative, the angle between the polarization direction of first polarizing elements 30 and second polarizing elements 40 is
90°.When the angle between the polarization direction of the first polarizing elements 30 and the second polarizing elements 40 is 90 °, luminescence component can be prevented
Whole light of 10 transmittings are incident to photosensory assembly 20, so as to realize the light for avoiding luminescence component 10 to launch completely to photosensitive group
The interference of part 20, further lift the accuracy in detection of photosensory assembly 20.
In addition, the above-mentioned polarizing elements 40 of first polarizing elements 30 and second can be achieved on produces appointing for polarization to the light of incidence
What device, optionally, first polarizing elements 30 and second polarizing elements 40 are any of polarizing coating and devating prism,
So that the structure of the first polarizing elements 30 and the second polarizing elements 40 is simple and light blocking performance is good.Such as：First polarizing elements 30 can be with
It is the polarizing coating coated in the emission side of luminescence component 10；Second polarizing elements 40 can be inclined coated in the incident side of photosensory assembly 20
Vibrating diaphragm.
In the embodiment of the present invention, above-mentioned luminescence component 10 and above-mentioned photosensory assembly 20 are arranged at intervals, and can be luminescence components
10 and photosensory assembly 20 be attached at the outside of the equipment for being provided with illuminated device, and luminescence component 10 and photosensory assembly 20 respectively
Between a determining deviation is set, such as：It is 5 millimeters etc. that the spacing between luminescence component 10 and photosensory assembly 20, which can be set,.
Optionally, as shown in Figures 2 and 3, loophole 50, the luminescence component 10 are additionally provided with the optical profile type device
It is arranged at the photosensory assembly 20 in the loophole 50.It is same by the way that luminescence component 10 and photosensory assembly 20 are arranged at
In unthreaded hole 50, the spacing between luminescence component 10 and photosensory assembly 20, the equipment that erection ＆ lift has illuminated device can be shortened
Exterior aesthetics, while increase the installation reliability of luminescence component 10 and photosensory assembly 20.
Wherein, above-mentioned luminescence component 10 and photosensory assembly 20 are arranged in loophole 50, in order to avoid in loophole 50
The light that luminescence component 10 is sent is incident to photosensory assembly 20, can set the emission side and photosensory assembly 20 of luminescence component 10
Incident side it is concordant with the outward flange of loophole 50, and the first polarizing elements 30 are oppositely arranged with luminescence component 10, the second polarizing elements
40 are oppositely arranged with photosensory assembly 20.
It is further alternative, it is additionally provided with the optical profile type device every mating plate 60；It is described be arranged at every mating plate 60 it is described
In loophole 50, and described the loophole 50 is separated into the first loophole 51 and the second loophole 52, and institute every mating plate 60
Luminescence component 10 is stated to be emitted beam by first loophole 51；The light that the photosensory assembly 20 senses is by second printing opacity
Hole 52 is injected；First polarizing elements 30 are correspondingly arranged with first loophole 51；Second polarizing elements 40 and described the
Two loopholes 52 are correspondingly arranged.
In the present embodiment mode, luminescence component 10 and photosensory assembly 20 can be arranged in same loophole 50, by every
Mating plate 60 can prevent luminescence component 10 that the light sent is incident in photosensory assembly 20 in loophole 50, while first is inclined
Shake the light that the polarizing elements 40 of part 30 and second can prevent to be projected by the first loophole 51, by the part of the second loophole 52 or
Photosensory assembly 20 all is incident to, so as to lift the accuracy in detection of photosensory assembly 20, while improves and illuminated device is installed
Equipment (such as mobile terminal) exterior aesthetics.
Wherein, first polarizing elements 30 are correspondingly arranged with first loophole 51, such as：If it can be the first polarization
Part 30 be the light emission side coated on luminescence component 10 polarizing coating, then the first polarizing elements 30 cover the first loophole 51, make through
The light of first loophole 51 can be incident on the first polarizing elements 30；Or if the first polarizing elements 30 are luminous to be arranged at
The devating prism of the light emission side of component 10, then the first polarizing elements 30, which can coordinate, is embedded in the first loophole 51, makes through
The light of one loophole 51 can be incident on the first polarizing elements 30.Similarly, second polarizing elements 40 and described second saturating
Unthreaded hole 52 is correspondingly arranged, and it is similar that it realizes that structure is correspondingly arranged with above-mentioned first polarizing elements 30 with the first loophole 51, herein not
Repeated again.
Or optionally, as shown in figure 3, being also arranged at intervals with the 3rd loophole and the 4th saturating on the optical profile type device
Unthreaded hole；The luminescence component 10 is arranged in the 3rd loophole；The photosensory assembly 20 is arranged at the 4th loophole
It is interior；First polarizing elements 30 are correspondingly arranged with the 3rd loophole；Second polarizing elements 40 and the 4th loophole
It is correspondingly arranged.So as to reduce difficulty of processing and assembly difficulty, while the installation reliability of improving optical formula device.
In the embodiment of the present invention, the optical profile type device includes spaced luminescence component and photosensory assembly, described
Luminescence component is used to emit beam, and the optical profile type device also includes the first polarizing elements and the second polarizing elements, first polarization
Part and second polarizing elements are used to make the light of incidence to produce polarization；First polarizing elements are relatively arranged on described luminous group
The light emission side of part, second polarizing elements are relatively arranged on the incident side of the photosensory assembly, and first polarizing elements and institute
It is predetermined angle to state the angle between the polarization direction of the second polarizing elements, and the predetermined angle is more than 0 ° and less than 180 °.Pass through
First polarizing elements and the second polarizing elements, it is possible to achieve some or all of light for preventing luminescence component from being propagated to photosensory assembly
It is incident in photosensory assembly, reduces to the interference in photosensory assembly detection process, so as to lifts the accuracy in detection of photosensory assembly.
Based on above-mentioned optical profile type device, the embodiment of the present invention also provides a kind of mobile terminal, including above-mentioned optical profile type dress
Put.
Because the structure of terminal body is prior art, optical profile type device has been carried out specifically in the above-described embodiments
Bright, therefore, the structure in the present embodiment for specific mobile terminal repeats no more.
In the embodiment of the present invention, above-mentioned mobile terminal can be any mobile terminal for being provided with above-mentioned optical profile type device,
Such as：Mobile phone, tablet personal computer (Tablet Personal Computer), laptop computer (Laptop Computer), individual
Digital assistants (personal digital assistant, abbreviation PDA), mobile Internet access device (Mobile Internet
Device, MID) or wearable device (Wearable Device) etc..
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (8)
1. a kind of optical profile type device, the optical profile type device includes spaced luminescence component and photosensory assembly, the hair
Optical assembly is used to emit beam, it is characterised in that the optical profile type device also includes the first polarizing elements and the second polarizing elements, described
First polarizing elements and second polarizing elements are used to make the light of incidence to produce polarization；
First polarizing elements are relatively arranged on the light emission side of the luminescence component, and second polarizing elements are relatively arranged on described
The incident side of photosensory assembly, and the angle between the polarization direction of first polarizing elements and second polarizing elements is preset angle
Degree, the predetermined angle are more than 0 ° and less than 180 °.
2. optical profile type device according to claim 1, it is characterised in that first polarizing elements and second polarizing elements
Polarization direction between angle be 90 °.
3. optical profile type device according to claim 1, it is characterised in that first polarizing elements and second polarizing elements
For any of polarizing coating and devating prism.
4. optical profile type device according to claim 1, it is characterised in that be additionally provided with printing opacity on the optical profile type device
Hole, the luminescence component and the photosensory assembly are arranged in the loophole.
5. optical profile type device according to claim 4, it is characterised in that be additionally provided with the optical profile type device every light
Piece；
It is described to be arranged at every mating plate in the loophole, and described the loophole is separated into the first loophole and every mating plate
Two loopholes, and the luminescence component is emitted beam by first loophole；The light of the photosensory assembly sensing is by described
Second loophole is injected；First polarizing elements are correspondingly arranged with first loophole；Second polarizing elements and described the
Two loopholes are correspondingly arranged.
6. optical profile type device according to claim 1, it is characterised in that is also arranged at intervals with the optical profile type device
Three loopholes and the 4th loophole；
The luminescence component is arranged in the 3rd loophole；The photosensory assembly is arranged in the 4th loophole；Institute
The first polarizing elements are stated to be correspondingly arranged with the 3rd loophole；Second polarizing elements are correspondingly arranged with the 4th loophole.
7. optical profile type device according to claim 1, it is characterised in that the luminescence component is infrared sensor；It is described
Photosensory assembly is light sensor.
8. a kind of mobile terminal, it is characterised in that the mobile terminal includes the light as any one of claim 1 to 7
Formula device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822988.3A CN107703639A (en) | 2017-09-13 | 2017-09-13 | A kind of optical profile type device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822988.3A CN107703639A (en) | 2017-09-13 | 2017-09-13 | A kind of optical profile type device and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107703639A true CN107703639A (en) | 2018-02-16 |
Family
ID=61172607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710822988.3A Pending CN107703639A (en) | 2017-09-13 | 2017-09-13 | A kind of optical profile type device and mobile terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN107703639A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110276329A (en) * | 2019-06-27 | 2019-09-24 | 维沃移动通信有限公司 | A kind of skin detecting method and terminal |
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| CN2751317Y (en) * | 2005-08-02 | 2006-01-11 | 北京汇冠新技术有限公司 | Polaroid color filtering frame for suppressing reflection interference in infrared touch screen frame |
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