CN109271943A - A kind of electronic equipment and information processing method - Google Patents
A kind of electronic equipment and information processing method Download PDFInfo
- Publication number
- CN109271943A CN109271943A CN201811130294.4A CN201811130294A CN109271943A CN 109271943 A CN109271943 A CN 109271943A CN 201811130294 A CN201811130294 A CN 201811130294A CN 109271943 A CN109271943 A CN 109271943A
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- China
- Prior art keywords
- infrared
- electronic equipment
- optical waveguide
- remote receiver
- light
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Classifications
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- 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
Abstract
The embodiment of the invention discloses a kind of electronic equipment and information processing method, which includes: infrared transmitter, infrared remote receiver and optical waveguide；Wherein, the infrared transmitter is for emitting the first infrared light；The optical waveguide is used for when the light guide surface is without fingerprint tough, is totally reflected to first infrared light；When the infrared remote receiver has fingerprint tough for receiving the light guide surface, the second infrared light that first infrared light projects after optical waveguide reflection, to carry out fingerprint recognition.The fingerprint recognition precision of the electronic equipment is higher, suitable for the development trend of electronic equipment full screen, and can show the fingerprint recognition under dark surrounds or realize fingerprint recognition in the case where the electronic equipment is in and puts out screen state.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of electronic equipment and information processing methods.
Background technique
With the development of science and technology, fingerprint identification technology is more and more applied in electronic equipment, to improve electronics
The safety of equipment and crypticity.Fingerprint recognition mode in existing electronic equipment generallys use condenser type or RF type, still,
Both fingerprint recognition modes are all highly prone to the influence of grease stain or sweat stain, and the fingerprint recognition precision of existing electronic equipment is caused to have
Wait improve.
Summary of the invention
In order to solve the above technical problems, the embodiment of the invention provides a kind of electronic equipment, to improve the electronic equipment
Fingerprint recognition precision.
To solve the above problems, the embodiment of the invention provides following technical solutions:
A kind of electronic equipment, comprising: infrared transmitter, infrared remote receiver and optical waveguide；
Wherein, the infrared transmitter is for emitting the first infrared light；The optical waveguide is used in the optical waveguide table
When face is without fingerprint tough, first infrared light is totally reflected；The infrared remote receiver is for receiving the optical waveguide
When there is fingerprint tough on surface, the second infrared light that first infrared light projects after optical waveguide reflection, to carry out
Fingerprint recognition.
Optionally, the infrared transmitter is located on the side wall of the optical waveguide, the optical waveguide and the infrared receiver
Device is stacked.
Optionally, the electronic equipment further includes display component；
The optical waveguide is located at the first side of the display component；The infrared remote receiver is located at the of the display component
Two sides, described second side are opposite with first side.
Optionally, the display component includes multiple sub-pixels, wherein has gap between adjacent sub-pixel；
The infrared remote receiver includes multiple infrared receivers, wherein the infrared receiver is in the display group
Projection on part is at least partially disposed at the gap between adjacent sub-pixel.
Optionally, the optical waveguide is resin optical waveguide or glass optical waveguide.
Optionally, the infrared transmitter includes multiple infrared LEDs, and the multiple infrared LED is arranged in array；
The wave-length coverage of first infrared light of the infrared transmitter transmitting is 820nm-950nm, including endpoint value.
Optionally, the electronic equipment further include:
Processor generates identification figure, and based on described for being based on received second infrared light of the infrared remote receiver
Identification figure carries out fingerprint recognition.
A kind of information processing method is applied to electronic equipment, and the electronic equipment includes: infrared transmitter, infrared receiver
Device and optical waveguide, this method comprises:
It controls the infrared transmitter and emits the first infrared light, the optical waveguide is used in the light guide surface aphalangia
When line contacts, first infrared light is totally reflected；
When controlling the infrared remote receiver reception light guide surface has fingerprint tough, first infrared light is through institute
The second infrared light projected after optical waveguide reflection is stated, to carry out fingerprint recognition.
Optionally, the electronic equipment further includes being located at display component, and the optical waveguide is located at the of the display component
Side, the infrared remote receiver are located at second side of the display component, and described second side is opposite with first side；This method
Further include: it controls the display component and is shown.
Optionally, this method further include:
Based on received second infrared light of the infrared remote receiver, identification figure is generated, and is carried out based on identification figure
Fingerprint recognition.
Compared with prior art, above-mentioned technical proposal has the advantage that
Technical solution provided by the embodiment of the present invention,
Due to people fingerprint have relief region, when the infrared transmitter transmitting the first infrared light directive described in light
When the touch-surface of waveguide, if the touch-surface of the optical waveguide is there is no touching, first infrared light is in institute
The touch-surface experiences total internal reflection for stating optical waveguide, will not project the optical waveguide, if the touch-surface of the optical waveguide has
When touch, when the touch-surface of optical waveguide described in the first infrared light directive of infrared transmitter transmitting, reflected light path
It can be changed by the relief region of fingerprint, to destroy the total reflection condition of first infrared light, form the second infrared light,
It is projected from the optical waveguide.Therefore, electronic equipment provided by the embodiment of the present invention, can use the infrared remote receiver whether there is or not
Infrared light signal is received, determines whether the touch surface of the optical waveguide has touch, that is, determines the touch of the electronic equipment
Whether face has touch, and the specific infrared light signal received according to the infrared remote receiver, carries out fingerprint recognition.
Moreover, electronic equipment provided by the embodiment of the present invention, carries out fingerprint recognition using infrared light, it not only will not be by oil
The influence of stain or sweat stain, fingerprint recognition precision is higher, also directly emits light described in infrared light directive using the infrared transmitter
The touch surface of waveguide, to realize fingerprint recognition under dark surrounds or realize fingerprint in the case where the electronic equipment is in and puts out screen state
Identification.
In addition, in electronic equipment provided by the embodiment of the present invention, due to carrying out fingerprint recognition using infrared light, so that institute
Infrared transmitter, optical waveguide and infrared remote receiver is stated not need planar to occupy additional screen sky in the electronic equipment
Between, therefore, the infrared transmitter, infrared remote receiver and optical waveguide can not only be provided at the frame of the electronic equipment
The non-rim area of the electronic equipment, the development trend suitable for electronic equipment full screen can also be arranged in area.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of electronic equipment provided by one embodiment of the invention；
Fig. 2 is the structural schematic diagram of electronic equipment provided by another embodiment of the present invention；
Fig. 3 is the structural schematic diagram of electronic equipment provided by another embodiment of the invention；
Fig. 4 is the flow chart of information processing method provided by one embodiment of the invention；
Fig. 5 is the optical signal flow chart of information processing method provided by one embodiment of the invention；
Fig. 6 is the flow chart of information processing method provided by another embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
Just as described in the background section, the fingerprint recognition mode of existing electronic equipment is all highly prone to grease stain or sweat stain
It influences, influences the fingerprint recognition precision of electronic equipment.
Moreover, being generally arranged at the frame of electronic equipment using the fingerprint recognition element that both modes carry out fingerprint recognition
Area needs to occupy a certain size screen space of electronic equipment, is not suitable for the development trend of electronic equipment full screen.
In view of this, the embodiment of the invention provides a kind of electronic equipment, as shown in Figure 1, the electronic equipment includes: infrared
Transmitter 10, infrared remote receiver 30 and optical waveguide 20；
Wherein, the infrared transmitter 10 is for emitting the first infrared light；The optical waveguide 20 is used in the light wave
When leading 20 surfaces without fingerprint tough, first infrared light is totally reflected；The infrared remote receiver 30 is for receiving institute
When stating 20 surface of optical waveguide has fingerprint tough, first infrared light projects second infrared after the optical waveguide 20 reflection
Light, to carry out fingerprint recognition.
It should be noted that the angle of emergence for the first infrared light that the embodiment of the present invention emits the infrared transmitter 10
And without limitation, as long as can guarantee that, when the light guide surface does not touch, first infrared light can be in the light
Experiences total internal reflection in waveguide, and when the light guide surface has touch, first infrared light can be in the optical waveguide
It is interior to reflect to form the second infrared light, it is projected from the optical waveguide.
Since the fingerprint of people has relief region, described in the first infrared light directive of the infrared transmitter 10 transmitting
When the touch-surface of optical waveguide 20, if there is no touch, first infrared lights for the touch-surface of the optical waveguide 20
Line will not project the optical waveguide 20 in the touch-surface experiences total internal reflection of the optical waveguide 20, if the optical waveguide 20
Touch-surface when having touch, the touch table of optical waveguide 20 described in the first infrared light directive that the infrared transmitter 10 emits
When face, reflected light path can be changed by the relief region of fingerprint, to destroy the total reflection condition of first infrared light, shape
At the second infrared light, projected from the optical waveguide 20.Therefore, electronic equipment provided by the embodiment of the present invention, can use
The infrared remote receiver 30 determines whether 20 surface of optical waveguide has touch whether there is or not infrared light signal is received, that is, determines
Whether the touch surface of the electronic equipment has touch, and is believed according to the specific infrared light that the infrared remote receiver 30 receives
Number, carry out fingerprint recognition.
Moreover, electronic equipment provided by the embodiment of the present invention, carries out fingerprint recognition using infrared light, it not only will not be by oil
The influence of stain or sweat stain, fingerprint recognition precision is higher, is also directly emitted described in infrared light directive using the infrared transmitter 10
The touch surface of optical waveguide 20, to realize fingerprint recognition under dark surrounds or be realized in the case where the electronic equipment is in and puts out screen state
Fingerprint recognition.
In addition, in electronic equipment provided by the embodiment of the present invention, due to carrying out fingerprint recognition using infrared light, so that institute
Infrared transmitter, optical waveguide and infrared remote receiver is stated not need planar to occupy additional screen sky in the electronic equipment
Between, therefore, the infrared transmitter 10, infrared remote receiver 30 and optical waveguide 20 can not only be provided at the electronic equipment
The non-rim area of the electronic equipment, the development trend suitable for electronic equipment full screen can also be arranged in rim area.
On the basis of the above embodiments, in one embodiment of the invention, the infrared transmitter 10 is located at described
On the side wall of optical waveguide 20, the optical waveguide 20 and the infrared remote receiver 30 are stacked.In another implementation of the invention
In example, the infrared transmitter 10 can also be located on the bottom surface of the optical waveguide 20, the optical waveguide 20 and described infrared connect
Device 30 is received to be stacked.The present invention to this and without limitation, as long as guaranteeing when the light guide surface does not touch, described
One infrared light can in the optical waveguide experiences total internal reflection, and when the light guide surface has touch, described first is red
UV light can reflect to form the second infrared light in the optical waveguide, project from the optical waveguide.
Based on any of the above embodiments, in one embodiment of the invention, as shown in Fig. 2, the electronics is set
Standby further includes display component 40, so that the electronic equipment has display function.Specifically, the optical waveguide 20 is positioned at described
First side of display component 40；The infrared remote receiver 30 is located at second side of the display component 40, described second side and institute
It is opposite to state the first side.Optionally, the first side of the display component 40 is the display surface of the display component 40, so that described
For electronic equipment when display surface touches, which is the surface of the optical waveguide 20, so that it is infrared to change described first
Optic path path of the light signal in the optical waveguide 20, moreover, the first infrared light that the infrared transmitter 10 emits
Line is human eye black light, will not influence the display light of the display component 40.
When specific works, the first infrared light signal that the infrared transmitter 10 emits is transmitted to through the optical waveguide 20
When the touch surface of the optical waveguide 20, if 20 surface of the optical waveguide, there is no touching, first infrared light is believed
The experiences total internal reflection number in the optical waveguide, will not project the optical waveguide 20, if 20 surface of the optical waveguide is touched
It touches, then optic path path of the first infrared light signal in the all-wave is led changes, total reflection condition quilt
It destroys, the second infrared light signal that the first infrared light signal is reflected to form through the optical waveguide 20 is from the optical waveguide
20 project, and penetrate the display component 40, are received by the infrared remote receiver 30, and fingerprint recognition is carried out.
On the basis of the above embodiments, in one embodiment of the invention, the display component 40 includes multiple sons
Pixel 41, the working condition of the multiple sub-pixel 41 determine the display picture of the display component 40.Optionally, adjacent son
There is gap between pixel 41 so that the first infrared light signal reflected to form through the optical waveguide 20 it is second infrared
Light signal can penetrate after the optical waveguide 20 injection through the gap between adjacent subpixels 41 in the display component 40
The display component 40 is received by the infrared remote receiver 30.Optionally, in inventive embodiments, the one of the display component
A sub-pixel corresponds to a pixel of the display component.
Specifically, on the basis of the above embodiments, in an implementation of the invention, the infrared remote receiver 30 is one
Monolith infrared receiver, and the infrared remote receiver 30 is located at second side of the display component 40, so as to utilize institute
Each sub-pixel 41 stated in display component 40 deviates from the infrared remote receiver positioned at the sub-pixel 41 in the electronic equipment
Other constituent element of 30 sides reflect or the light of outgoing is blocked, so that the infrared remote receiver 30 receive the light
The second infrared light signal that waveguide 20 is projected, improves the image quality of the infrared light of the infrared remote receiver 30, to improve
The fingerprint recognition precision of the electronic equipment.
In another embodiment of the present invention, as shown in figure 3, the infrared remote receiver 30 includes multiple infrared receiver lists
Member 31, wherein projection of the infrared receiver 31 on the display component 40 is at least partially disposed at adjacent subpixels 41
Between gap, thus using each sub-pixel 41 in the display component 40 to being located at the sub- picture in the electronic equipment
On the basis of the light of the reflection of other constituent element or outgoing that element deviates from 41 30 sides of infrared remote receiver is blocked, also
It can guarantee that the infrared remote receiver 30 can receive the second infrared light signal being emitted in the optical waveguide 20.
It should be noted that in the above-described embodiments, throwing of the infrared receiver 31 on the display component 40
Shadow can partially between adjacent subpixels 41 gap, the gap between adjacent subpixels 41 can also be entirely located in, this
Invention to this and without limitation, specifically depends on the circumstances.
It should also be noted that, when projection of the infrared receiver 31 on the display component 40 is fully located at phase
When gap between adjacent sub-pixel 41, projection of the infrared receiver 31 on the display component 40 can fill full phase
Gap between adjacent sub-pixel 41, can also be not filled with the gap between full adjacent subpixels 41, and the present invention does not limit this
It is fixed, specifically depend on the circumstances.
Based on any of the above embodiments, in one embodiment of the invention, the optical waveguide 20 is also used to make
The thickness of the electronic equipment is reduced with the structure of the simplification electronic equipment for the cover sheet of the electronic equipment, is applicable in
In the development that electronic equipment is lightening.
Optionally, on the basis of the above embodiments, in one embodiment of the invention, the optical waveguide 20 is resin
Optical waveguide, in another embodiment of the present invention, the optical waveguide 20 are glass optical waveguide, in the other embodiment of the present invention
In, the optical waveguide 20 can also be the optical waveguide of other materials, the present invention to this and without limitation, as long as guaranteeing the light wave
The material for leading 20 is transparent material, and has certain hardness, is set so that the optical waveguide 20 neither influences the electronics
Standby display allows user to watch the display component 40 away from the side of the display component 40 in the optical waveguide 20
Display image, and the cover sheet of the electronic equipment is also used as, to each constituent element in the inside of the electronic equipment
It is protected.
It should be noted that the infrared transmitter 10 is located at described in electronic equipment provided by the embodiment of the present invention
In optical waveguide 20, the optical waveguide 20 is located at the first side of the display component 40, and the infrared remote receiver 30 is located at described aobvious
Show second side of component 40, wherein the optical waveguide 20 can be located at the partial region of 40 first side of display component, may be used also
To be located at the whole region of described 40 second side of display component, similarly, the infrared remote receiver 30 can also be located at the display
The partial region of 40 second side of component can also be located at the whole region of described 40 second side of display component, so that described
The fingerprint identification region of electronic equipment can be expanded to the whole face surface of the electronic equipment, suitable for electronic equipment full screen
Development trend.
Based on any of the above embodiments, in one embodiment of the invention, the infrared transmitter includes one
A infrared emission component, in another embodiment of the present invention, the infrared transmitter include multiple infrared emission components, can
The infrared emission component of choosing is infrared LED, i.e., the described infrared transmitter includes multiple infrared LEDs, described infrared to reduce
The power consumption of transmitter, to reduce the power consumption of the electronic equipment.Optionally, the multiple infrared LED is arranged in array, with
While improving the infrared light signal energy that the infrared transmitter 10 emits, uniform area source, but the present invention couple are formed
This and without limitation, specifically depend on the circumstances.
Based on any of the above embodiments, in one embodiment of the invention, the infrared transmitter emits
The wave-length coverage of infrared light be 820nm-950nm, including endpoint value, but the present invention to this and without limitation, specifically optionally and
It is fixed.It should be noted that last imaging effect is also different since the angle of reflection of the infrared light of different wave length is different, therefore at this
In inventive embodiments, the wave-length coverage of the first infrared light of the infrared transmitter transmitting is narrower, and the infrared remote receiver connects
The corresponding image of the second infrared light received is clearer, and image border is more clear, and the accuracy of identification of the electronic equipment is higher.
Based on any of the above embodiments, in one embodiment of the invention, the electronic equipment further include: place
Device is managed, the processor is used to be based on received second infrared light of the infrared remote receiver, generates identification figure, and based on described
Identification figure carries out fingerprint recognition, specifically, the processor is being based on received second infrared light of the infrared remote receiver, it is raw
After identification figure, identification figure is subjected to fingerprint recognition with pre-stored comparison diagram.When the identification figure be stored in advance
Comparison diagram when matching, then the corresponding fingerprint of identification figure is effective fingerprint, when identification figure and pre-stored comparison
When figure mismatches, then the corresponding fingerprint of identification figure is invalid fingerprint.
On the basis of the above embodiments, in one embodiment of the invention, the identification figure is based on described infrared
The fingerprint image of the received infrared photogenerated of receiver, the comparison diagram are pre-stored fingerprint image；Of the invention another
In one embodiment, the identification figure is the fingerprint characteristic figure based on the received infrared photogenerated of the infrared remote receiver, described
Comparison diagram is pre-stored fingerprint characteristic figure, and the present invention is to this and without limitation, in other embodiments of the invention, described
Identify that figure can also be other figures, as long as identification figure and the comparison diagram are same type of figure, in order to the identification
The comparison of figure and the comparison diagram.
Correspondingly, being applied to electronic equipment the embodiment of the invention also provides a kind of information processing method, the electronics is set
Standby is electronic equipment provided by any of the above-described embodiment.Specifically, the electronic equipment includes: infrared transmitter, infrared connects
Device and optical waveguide are received, as shown in Figure 4 and Figure 5, the information processing method includes:
S1: it controls the infrared transmitter and emits the first infrared light, the optical waveguide is used in the light guide surface
When without fingerprint tough, first infrared light is totally reflected；
S2: when controlling the infrared remote receiver reception light guide surface has fingerprint tough, first infrared light
The second infrared light projected after optical waveguide reflection, to carry out fingerprint recognition.
It should be noted that the angle of emergence for the first infrared light that the embodiment of the present invention emits the infrared transmitter is simultaneously
Without limitation, as long as can guarantee that, when the light guide surface does not touch, first infrared light can be in the light wave
Interior experiences total internal reflection is led, and when the light guide surface has touch, first infrared light can be in the optical waveguide
The second infrared light is reflected to form, is projected from the optical waveguide.
Due to people fingerprint have relief region, when the infrared transmitter transmitting the first infrared light directive described in light
When the touch-surface of waveguide, if the touch-surface of the optical waveguide is there is no touching, first infrared light is in institute
The touch-surface experiences total internal reflection for stating optical waveguide, will not project the optical waveguide, if the touch-surface of the optical waveguide has
When touch, when the touch-surface of optical waveguide described in the first infrared light directive of infrared transmitter transmitting, reflected light path
It can be changed by the relief region of fingerprint, to destroy the total reflection condition of first infrared light, form the second infrared light,
It is projected from the optical waveguide.Therefore, information processing method provided by the embodiment of the present invention can use the infrared remote receiver
It whether there is or not infrared light signal is received, determines whether the touch surface of the optical waveguide has touch, that is, determines the electronic equipment
Whether touch surface has touch, and the specific infrared light signal received according to the infrared remote receiver, carries out fingerprint recognition.
Moreover, information processing method provided by the embodiment of the present invention, carries out fingerprint recognition using infrared light, not only will not
It is influenced by grease stain or sweat stain, fingerprint recognition precision is higher, also directly emits infrared light directive institute using the infrared transmitter
The touch surface of optical waveguide is stated, to realize fingerprint recognition under dark surrounds or realize in the case where the electronic equipment is in and puts out screen state
Fingerprint recognition.
In addition, due to carrying out fingerprint recognition using infrared light, making in information processing method provided by the embodiment of the present invention
The infrared transmitter, optical waveguide and infrared remote receiver is obtained not need planar to occupy additional screen in the electronic equipment
Curtain space, therefore, the infrared transmitter, infrared remote receiver and optical waveguide can not only be provided at the side of the electronic equipment
The non-rim area of the electronic equipment, the development trend suitable for electronic equipment full screen can also be arranged in frame area.
Based on any of the above embodiments, in one embodiment of the invention, the electronic equipment further includes showing
Show component, this method further include: control the display component and shown, so that the electronic equipment has display function.
Specifically, the optical waveguide is located at the first side of the display component；The infrared remote receiver is located at the of the display component
Two sides, described second side are opposite with first side.Optionally, the first side of the display component is the aobvious of the display component
Show face, so that the electronic equipment, when display surface touches, which is the surface of the optical waveguide, to change
Optic path path of the first infrared light signal in the optical waveguide, moreover, the of infrared transmitter transmitting
One infrared light is human eye black light, will not influence the display light of the display component.
When specific works, the first infrared light signal of the infrared transmitter transmitting is transmitted to described through the optical waveguide
When the touch surface of optical waveguide, if the light guide surface is there is no touching, the first infrared light signal is described
Experiences total internal reflection in optical waveguide will not project the optical waveguide, if the light guide surface touches, described first
Optic path path of the infrared light signal in the all-wave is led changes, and total reflection condition is destroyed, and described first
Infrared light signal is projected through the second infrared light signal that the optical waveguide reflects to form from the optical waveguide, and described in transmission
Display component is received by the infrared remote receiver, carries out fingerprint recognition.
On the basis of the above embodiments, in one embodiment of the invention, the display component includes multiple sub- pictures
Element, controlling the display component and carrying out display includes: the working condition for controlling the multiple sub-pixel, to realize that control is described aobvious
Show component display display picture.Optionally, there is gap, so that the first infrared light signal between adjacent sub-pixel
The the second infrared light signal reflected to form through the optical waveguide can be through in the display component after optical waveguide injection
Gap between adjacent subpixels penetrates the display component, is received by the infrared remote receiver.
In one embodiment of the invention, the infrared remote receiver includes multiple infrared receivers, wherein described red
Projection of the outer receiving unit on the display component is at least partially disposed at the gap between adjacent subpixels, thus utilizing institute
Each sub-pixel stated in display component deviates from the infrared remote receiver side positioned at the sub-pixel in the electronic equipment
On the basis of the light of the reflection of other constituent element or outgoing is blocked, moreover it is possible to guarantee that the infrared remote receiver can receive
The second infrared light signal being emitted in the optical waveguide.In other embodiments of the invention, the infrared remote receiver can also
Think an entire infrared receiver, the present invention to this and without limitation, specifically depends on the circumstances.
It should be noted that the infrared transmitter is located at institute in information processing method provided by the embodiment of the present invention
It states in optical waveguide, the optical waveguide is located at the first side of the display component, and the infrared remote receiver is located at the display component
Second side, wherein the optical waveguide can be located at the partial region of first side of display component, may be located on described aobvious
Show the whole region of component second side, similarly, the infrared remote receiver can also be located at the part of described display component second side
Region can also be located at the whole region of described display component second side, so that the fingerprint identification area of the electronic equipment
Domain can be expanded to the whole face surface of the electronic equipment, the development trend suitable for electronic equipment full screen.
Based on any of the above embodiments, in one embodiment of the invention, the infrared transmitter includes one
A infrared emission component, in another embodiment of the present invention, the infrared transmitter include multiple infrared emission components, can
The infrared emission component of choosing is infrared LED, i.e., the described infrared transmitter includes multiple infrared LEDs, described infrared to reduce
The power consumption of transmitter, to reduce the power consumption of the electronic equipment.Optionally, the multiple infrared LED is arranged in array, with
While improving the infrared light signal energy that the infrared transmitter 10 emits, uniform area source, but the present invention couple are formed
This and without limitation, specifically depend on the circumstances.
Based on any of the above embodiments, in one embodiment of the invention, the infrared transmitter emits
The wave-length coverage of infrared light be 820nm-950nm, including endpoint value, but the present invention to this and without limitation, specifically optionally and
It is fixed.It should be noted that last imaging effect is also different since the angle of reflection of the infrared light of different wave length is different, therefore at this
In inventive embodiments, the wave-length coverage of the first infrared light of the infrared transmitter transmitting is narrower, and the infrared remote receiver connects
The corresponding image of the second infrared light received is clearer, and image border is more clear, and the accuracy of identification of the electronic equipment is higher.
Based on any of the above embodiments, in one embodiment of the invention, as shown in Figure 5 and Figure 6, this method
Further include:
S3: be based on received second infrared light of the infrared remote receiver, generate identification figure, and based on the identification figure into
Row fingerprint recognition.Specifically, described be based on received second infrared light of the infrared remote receiver, identification figure is generated, and be based on
It includes: to be generated after identifying figure based on received second infrared light of the infrared remote receiver that the identification figure, which carries out fingerprint recognition,
Identification figure is subjected to fingerprint recognition with pre-stored comparison diagram；When identification figure and pre-stored comparison diagram phase
Timing, then the corresponding fingerprint of identification figure is effective fingerprint, when identification figure is mismatched with pre-stored comparison diagram, then
The corresponding fingerprint of identification figure is invalid fingerprint.
On the basis of the above embodiments, in one embodiment of the invention, the identification figure is based on described infrared
The fingerprint image of the received infrared photogenerated of receiver, the comparison diagram are pre-stored fingerprint image；Of the invention another
In one embodiment, the identification figure is the fingerprint characteristic figure based on the received infrared photogenerated of the infrared remote receiver, described
Comparison diagram is pre-stored fingerprint characteristic figure, and the present invention is to this and without limitation, in other embodiments of the invention, described
Identify that figure can also be other figures, as long as identification figure and the comparison diagram are same type of figure, in order to the identification
The comparison of figure and the comparison diagram.
To sum up, electronic equipment and information processing method provided by the embodiment of the present invention can use the infrared receiver
Device determines whether the touch surface of the optical waveguide has touch whether there is or not infrared light signal is received, that is, determines the electronic equipment
Touch surface whether have touch, and a specific infrared light signal received according to the infrared remote receiver, carry out fingerprint knowledge
Not, it will not only be influenced by grease stain or sweat stain, fingerprint recognition precision is higher, is also directly emitted using the infrared transmitter red
Outer light emission puts out screen to the touch surface of the optical waveguide to realize the fingerprint recognition under dark surrounds or be in the electronic equipment
Fingerprint recognition is realized under state.
In addition, in electronic equipment and information processing method provided by the embodiment of the present invention, the infrared transmitter, light wave
It leads and does not need planar to occupy additional screen space in the electronic equipment with infrared remote receiver, it is therefore, described infrared
Transmitter, infrared remote receiver and optical waveguide can not only be provided at the rim area of the electronic equipment, and institute can also be arranged in
The non-rim area for stating electronic equipment, the development trend suitable for electronic equipment full screen.
Various pieces are described in a progressive manner in this specification, and what each some importance illustrated is and other parts
Difference, same and similar part may refer to each other between various pieces.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to embodiment illustrated herein, and is to fit to consistent with the principles and novel features disclosed in this article
Widest scope.
Claims (10)
1. a kind of electronic equipment, comprising: infrared transmitter, infrared remote receiver and optical waveguide；
Wherein, the infrared transmitter is for emitting the first infrared light；The optical waveguide be used for the light guide surface without
When fingerprint tough, first infrared light is totally reflected；The infrared remote receiver is for receiving the light guide surface
When having fingerprint tough, the second infrared light that first infrared light projects after optical waveguide reflection, to carry out fingerprint
Identification.
2. electronic equipment according to claim 1, which is characterized in that the infrared transmitter is located at the side of the optical waveguide
On wall, the optical waveguide and the infrared remote receiver are stacked.
3. electronic equipment according to claim 2, which is characterized in that the electronic equipment further includes display component；
The optical waveguide is located at the first side of the display component；The infrared remote receiver is located at the second of the display component
Side, described second side are opposite with first side.
4. electronic equipment according to claim 3, which is characterized in that the display component includes multiple sub-pixels, wherein
There is gap between adjacent sub-pixel；
The infrared remote receiver includes multiple infrared receivers, wherein the infrared receiver is on the display component
Projection be at least partially disposed at the gap between adjacent sub-pixel.
5. electronic equipment according to claim 1, which is characterized in that the optical waveguide is resin optical waveguide or glass light wave
It leads.
6. electronic equipment according to claim 1, which is characterized in that the infrared transmitter includes multiple infrared LEDs, institute
Multiple infrared LEDs are stated to be arranged in array；
The wave-length coverage of first infrared light of the infrared transmitter transmitting is 820nm-950nm, including endpoint value.
7. electronic equipment according to claim 1-6, which is characterized in that the electronic equipment further include:
Processor generates identification figure, and be based on the identification for being based on received second infrared light of the infrared remote receiver
Figure carries out fingerprint recognition.
8. a kind of information processing method is applied to electronic equipment, the electronic equipment includes: infrared transmitter, infrared remote receiver
And optical waveguide, this method comprises:
It controls the infrared transmitter and emits the first infrared light, the optical waveguide in the light guide surface without fingerprint for connecing
When touching, first infrared light is totally reflected；
When controlling the infrared remote receiver reception light guide surface has fingerprint tough, first infrared light is through the light
The second infrared light projected after waveguide reflection, to carry out fingerprint recognition.
9. information processing method according to claim 8, which is characterized in that the electronic equipment further includes being located at display group
Part, the optical waveguide are located at the first side of the display component, and the infrared remote receiver is located at second side of the display component,
Described second side is opposite with first side；This method further include: control the display component and shown.
10. information processing method according to claim 8, which is characterized in that this method further include:
Based on received second infrared light of the infrared remote receiver, identification figure is generated, and fingerprint is carried out based on identification figure
Identification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811130294.4A CN109271943A (en) | 2018-09-27 | 2018-09-27 | A kind of electronic equipment and information processing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811130294.4A CN109271943A (en) | 2018-09-27 | 2018-09-27 | A kind of electronic equipment and information processing method |
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| CN109271943A true CN109271943A (en) | 2019-01-25 |
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| CN201811130294.4A Pending CN109271943A (en) | 2018-09-27 | 2018-09-27 | A kind of electronic equipment and information processing method |
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| CN111090184A (en) * | 2019-12-20 | 2020-05-01 | 维沃移动通信有限公司 | Screen assembly and electronic equipment |
| WO2021237521A1 (en) * | 2020-05-27 | 2021-12-02 | 深圳市汇顶科技股份有限公司 | Under-screen fingerprint recognition device and system, fingerprint recognition method, and electronic device |
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Application publication date: 20190125 |