CN107517340A - A kind of camera module and electronic equipment - Google Patents
A kind of camera module and electronic equipment Download PDFInfo
- Publication number
- CN107517340A CN107517340A CN201710865186.0A CN201710865186A CN107517340A CN 107517340 A CN107517340 A CN 107517340A CN 201710865186 A CN201710865186 A CN 201710865186A CN 107517340 A CN107517340 A CN 107517340A
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- image
- camera lens
- electronic equipment
- visible light
- camera module
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
Abstract
The embodiment of the invention discloses a kind of camera module and electronic equipment, the camera module includes：First camera lens, the first camera lens are used to gather visible light signal；First sensitive chip, the visible light signal that the first sensitive chip is used to be gathered according to the first camera lens generate the first image；Second camera lens, the second camera lens are used to gather visible light signal in the first state, gather infrared signal in the second condition；Second sensitive chip, the visible light signal that the second sensitive chip is used to be gathered according to the second camera lens generate the second image, and the infrared signal of people's eye reflex is gathered according to the second camera lens, generate the 3rd image；Infrared signal transmitter, for launching infrared signal；Switching device, for controlling second camera lens just to switch between the first state and second state, to realize double take the photograph, while improving electronic equipments safety, reduce the volume of the camera module, when applied to electronic equipment, be advantageous to the lightening development of electronic equipment.
Description
Technical field
The present invention relates to camera technology field, more particularly to a kind of camera module and the electronics including the camera module to set
It is standby.
Background technology
With the development of electronic technology, increasing electronic equipment is integrated with the functions such as mobile-phone payment, password unblock.But
It is to carry out safe identification using security information such as account, passwords, the problem of security information easily leaks be present, cause existing electricity
Potential safety hazard be present in the secret information of sub- equipment.
The content of the invention
In order to solve the above technical problems, the embodiments of the invention provide a kind of camera module, taken the photograph in realization pair, improve electronics
While device security, the volume of the camera module is reduced, when applied to electronic equipment, it is light to be advantageous to electronic equipment
The development of thinning.
The embodiments of the invention provide following technical scheme：
A kind of camera module, including：
First camera lens, first camera lens are used to gather visible light signal；
First sensitive chip, the visible light signal that first sensitive chip is used to be gathered according to first camera lens generate
First image；
Second camera lens, second camera lens are used to gather visible light signal in the first state, gathered in the second condition
Infrared signal；
Second sensitive chip, the visible light signal that second sensitive chip is used to be gathered according to second camera lens generate
Second image, and according to the infrared signal of second camera lens collection people's eye reflex, generate the 3rd image；
Infrared signal transmitter, for launching infrared signal；
Switching device, for controlling second camera lens just to switch between the first state and second state.
Optionally, the switching device includes filtering structure, the optical signal that the filtering structure passes through in the first state
Including visible light signal, the filtering structure only passes through infrared signal in the second condition.
Optionally, the filtering structure is filter plate.
Optionally, first camera lens is main lens, and camera lens supplemented by second camera lens, second image is used for institute
The parameter preset for stating the first image compensates.
Optionally, the parameter preset is the depth of field or brightness or color saturation.
A kind of electronic equipment, including：
Camera module described in any of the above-described；
Processor, the processor are used for according to described first image and second image generation output visible ray figure
Picture, and according to the matching of the 3rd image progress security information.
Optionally, the processor be used for according to described first image and second image obtain shooting object with it is described
The distance between electronic equipment, generate the depth image of the shooting object.
Optionally, the processor is used to carry out default feature extraction according to the 3rd image, according to the default spy
Sign the 4th image of generation, and the 4th image and pre-set image are contrasted, when the 4th image and the pre-set image match
When, control instruction is generated, and respond the control instruction.
Optionally, the default feature includes iris, pupil, sclera and the eyelid of human eye.
Compared with prior art, above-mentioned technical proposal has advantages below：
The camera module that the embodiment of the present invention is provided can be existed when applied to electronic equipment using second camera lens
The infrared signal of people's eye reflex is gathered under second state, and is given birth to using second sensitive chip according to the infrared signal
Into the 3rd image including eye image, so as to carry out the match cognization of subsequent cryptographic using the 3rd image, the electronics is improved
The security of the privacy information of equipment.Moreover, the camera module that the embodiment of the present invention is provided, second camera lens is in the first shape
Visible light signal is gathered under state, the visible ray that second sensitive chip gathers in the first state according to second camera lens is believed
Number generation the second image so that second image and described first image can generate the shooting figure of photographed images jointly
Picture, realization is double to take the photograph, and improves shooting effect, and the 3rd image and second image share the second camera lens and the second photosensitive letter
Number, so as to realize it is double take the photograph, while improving electronic equipments safety, reduce the volume of the camera module, applied to
During electronic equipment, be advantageous to the lightening development of electronic equipment.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
The structural representation for the camera module that Fig. 1 is provided by one embodiment of the invention；
The structural representation for the electronic equipment that Fig. 2 is provided by one embodiment of the invention；
The electronic equipment that Fig. 3 is provided by one embodiment of the invention calculates the principle schematic of the depth of field；
Fig. 4 is the principle equivalent diagram that electronic equipment shown in figure calculates the depth of field.
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 only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
It is different from other manner described here using other to implement, 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 following public specific embodiment.
Secondly, combination schematic diagram of the present invention is described in detail, when the embodiment of the present invention is described in detail, for purposes of illustration only, table
Show that the profile of device architecture can disobey general proportion and make partial enlargement, and the schematic diagram is example, and it should not herein
Limit the scope of protection of the invention.In addition, the three-dimensional space of length, width and depth should be included in actual fabrication.
Just as described in the background section, safe identification is carried out using security information such as account, passwords, security information is present
Easily the problem of leakage, the secret information of existing electronic equipment is caused potential safety hazard to be present.
In view of this, the embodiments of the invention provide camera module, as shown in figure 1, including：
First camera lens 10, first camera lens 10 are used to gather visible light signal；
First sensitive chip 20, the visible ray that first sensitive chip 20 is used to be gathered according to first camera lens 10 are believed
Number generation the first image；
Second camera lens 30, second camera lens 30 are used to gather visible light signal in the first state, in the second condition
Gather infrared signal；
Second sensitive chip 40, the visible ray that second sensitive chip 40 is used to be gathered according to second camera lens 30 are believed
Number generation the second image, and according to second camera lens 30 gather people's eye reflex infrared signal, generate the 3rd image；
Infrared signal transmitter (not shown), for launching infrared signal；
Switching device 50, for controlling second camera lens 30 just to be cut between the first state and second state
Change.
Because the iris of human eye is as personal feature information, the problem of in the absence of replicating and stealing, and the iris of different people
Difference, has specificity, and the password by the use of iris as the privacy informations such as secure payment, unblock has high security.Cause
This, the camera module that the embodiment of the present invention is provided can utilize second camera lens 30 the when applied to electronic equipment
The infrared signal of people's eye reflex is gathered under two-state, and is given birth to using second sensitive chip 40 according to the infrared signal
Into the 3rd image including eye image, so as to carry out the match cognization of subsequent cryptographic using the 3rd image, the electronics is improved
The security of the privacy information of equipment.Moreover, the camera module that the embodiment of the present invention is provided, second camera lens 30 is first
Gather visible light signal under state, second sensitive chip 40 according to second camera lens 30 gather in the first state can
See that optical signal generates the second image, so that second image and described first image can generate photographed images jointly
Shooting image, realize it is double takes the photograph, improve shooting effect, and the 3rd image and second image share the second camera lens 30 and the
Two photoreceptor signals, so as to be taken the photograph in realization pair, while improving electronic equipments safety, the volume of the camera module is reduced,
When applied to electronic equipment, be advantageous to the lightening development of electronic equipment.
On the basis of above-described embodiment, in one embodiment of the invention, the switching device 50, which includes filtering, to be tied
Structure, the optical signal that the filtering structure passes through in the first state includes visible light signal, in the second condition only by infrared
Optical signal, so that second camera lens 30 can gather visible light signal in the first state, gather in the second condition
Infrared signal, but the present invention is not limited this, and in other embodiments of the invention, the filtering structure can also be
Only only specifically depended on the circumstances by infrared signal in the second condition by visible light signal under first state.
Specifically, on the basis of above-described embodiment, in one embodiment of the invention, the filter structure is filtering
Piece, the filter plate is under no applied voltage state, and the optical signal passed through includes visible light signal, under extraneous voltage status only
By infrared signal, but the present invention is not limited this, and in other embodiments of the invention, the filter structure also may be used
Think other structures, specifically depend on the circumstances.
On the basis of any of the above-described embodiment, in one embodiment of the invention, first camera lens 10 is primary mirror
Head, camera lens supplemented by second camera lens 30, second image are used to compensate the parameter preset of described first image；
In the other embodiment of the present invention, camera lens supplemented by first camera lens 10, second camera lens 30 is main lens, first figure
As being used for that the parameter preset of second image to be compensated, the present invention is not limited this, is specifically depended on the circumstances.
It is below main lens with first camera lens 10, supplemented by second camera lens 30 exemplified by camera lens, illustrates.
On the basis of above-described embodiment, in one embodiment of the invention, the parameter preset is color saturation,
Described first image is the general image of reference object, and second image is topography；In another implementation of the present invention
In example, the parameter preset is brightness, and described first image is coloured image, and second image is black white image, and described
The brightness of second image is more than the brightness of described first image；In yet another embodiment of the present invention, the parameter preset is
The depth of field, described first image are the general image of reference object, and second image is also the general image of reference object, this hair
It is bright that this is not limited, specifically depend on the circumstances.
In addition, the camera module that the embodiment of the present invention is provided also includes：It is double to take the photograph support 60, for fixing first mirror
The structure such as first 10 and second camera lens 30.
Accordingly, the embodiment of the present invention additionally provides a kind of electronic equipment, as shown in Fig. 2 the electronic equipment includes：It is above-mentioned
The camera module 100 and processor 200 that any embodiment is provided, wherein, the processor 200 is used for according to first figure
Picture and second image generation output visible images, and according to the matching of the 3rd image progress security information.
On the basis of above-described embodiment, in one embodiment of the invention, the processor 200 is used for according to
First image and second image obtain shooting the distance between object and the electronic equipment, generate the shooting object
Depth image.
Specifically, as shown in figure 3, the optical centre Q2 of the optical centre Q1 of first camera lens and second camera lens it
Between distance be b；The reference object P the distance between connects to first camera lens with the second lens optical center
z；Imaging point of the reference object on first sensitive chip is P1, and the imaging point on second sensitive chip is
P2；The focal length of first camera lens and second camera lens (i.e. described first camera lens between first sensitive chip away from
From the distance between, described second camera lens to second sensitive chip) it is f.The processor obtains according to described first image
Obtain in a first direction, the distance between imaging point P1 to the first lens optical center Q1 on first sensitive chip
For x1, obtained in said first direction according to second image, the imaging point P2 on second sensitive chip is described in
The distance between second lens optical center Q2 is x2.Wherein, the first direction is parallel in the optics of first camera lens
The optical centre Q2 of heart Q1 and second camera lens line direction.
For convenience of calculation, here the position of the first sensitive chip it is of equal value to first camera lens and reference object it
Between, the position equivalence of the second sensitive chip is arrived between second camera lens and reference object, as shown in figure 4, first sense
The distance between imaging point P1 to the first lens optical center Q1 on optical chip is x1, is obtained according to second image
In said first direction, between the imaging point P2 on second sensitive chip to the second lens optical center Q2 away from
From for x2, then according to similar triangle theory (z+f)/z=(b+x1+x2)/b, it can thus be concluded that, f/z=(x1+x2)/b, and then
Reference object P to the distance between electronic equipment z=f*b/ (x1+x2) is measured, realizes Deep Canvas.
On the basis of any of the above-described embodiment, in one embodiment of the invention, the processor is additionally operable to pass through
The switching device is controlled to control second camera lens to be switched between the first state and second state.Specifically
, when the switching device is filter structure, the processor to the filter structure by applying voltage and does not apply electricity
Pressure, controls the filter structure only by infrared signal and by visible light signal, so as to realize second camera lens in institute
State and switched between first state and second state, but the present invention is not limited this, is specifically depended on the circumstances.
On the basis of above-described embodiment, in one embodiment of the invention, the processor is additionally operable to described
When two camera lenses are in the second state, start the infrared signal transmitter transmitting infrared signal.
On the basis of any of the above-described embodiment, in one particular embodiment of the present invention, the processor is used for root
Default feature extraction is carried out according to the 3rd image, the 4th image is generated according to the default feature, and contrast the 4th figure
Picture and pre-set image, when the 4th image and pre-set image matching, control instruction is generated, and respond the control and refer to
Order.Wherein, the default feature includes iris, pupil, sclera and the eyelid of human eye.
Specifically, the processor passes through institute from iris, pupil, sclera and the eyelid of the 3rd image zooming-out human eye
State iris and pupil determines inner circle, determined by the iris and sclera cylindrical, and pass through the eyelid and the iris and determine
Border, so as to generate the 4th image, and the 4th image and pre-set image are contrasted, when the 4th image and the default figure
During as matching, control instruction is generated, and responds the control instruction, the functions such as realization is unlocked or paid.
It should be noted that on the basis of above-described embodiment, in one embodiment of the invention, the processor exists
Before carrying out default feature extraction according to the 3rd image, it is additionally operable to by normalizing adjustment iris size to suitable dimension, and
Carry out brightness, contrast and smooth etc. reason provide iris identification；It is also logical when contrasting the 4th image with pre-set image
Cross special algorithm (such as two-dimensional Gabor wavelet) to extract iris feature information from iris picture and encode, contrast during to match.
In summary, the camera module and electronic equipment that the embodiment of the present invention is provided, second camera lens can be utilized
The infrared signal of people's eye reflex is gathered in the second condition, and using second sensitive chip according to the infrared signal
Generation includes the 3rd image of eye image, so as to carry out the match cognization of subsequent cryptographic using the 3rd image, improves the electricity
The security of the privacy information of sub- equipment.Moreover, the camera module that the embodiment of the present invention is provided, second camera lens is first
Visible light signal, the visible ray that second sensitive chip gathers in the first state according to second camera lens are gathered under state
The image of signal generation second, so that second image and described first image can generate the shooting of photographed images jointly
Image, realize it is double takes the photograph, improve shooting effect, and the 3rd image and second image share the second camera lens and second photosensitive
Signal, so as to be taken the photograph in realization pair, while improving electronic equipments safety, the volume of the camera module is reduced, is being applied
When electronic equipment, be advantageous to the lightening development of electronic equipment.
Various pieces are described by the way of progressive in this specification, and what each some importance illustrated is and other parts
Difference, between various pieces identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for 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, it is of the invention
Embodiment illustrated herein is not intended to be limited to, and is to fit to consistent with principles disclosed herein and features of novelty
Most wide scope.
Claims (9)
- A kind of 1. camera module, it is characterised in that including：First camera lens, first camera lens are used to gather visible light signal；First sensitive chip, first sensitive chip are used for the visible light signal generation first gathered according to first camera lens Image；Second camera lens, second camera lens are used to gather visible light signal in the first state, gathered in the second condition infrared Optical signal；Second sensitive chip, second sensitive chip are used for the visible light signal generation second gathered according to second camera lens Image, and according to the infrared signal of second camera lens collection people's eye reflex, generate the 3rd image；Infrared signal transmitter, for launching infrared signal；Switching device, for controlling second camera lens just to switch between the first state and second state.
- 2. camera module according to claim 1, it is characterised in that the switching device includes filtering structure, the filter The optical signal that photo structure passes through in the first state includes visible light signal, and the filtering structure is in the second condition only by red Outer optical signal.
- 3. camera module according to claim 2, it is characterised in that the filtering structure is filter plate.
- 4. camera module according to claim 1, it is characterised in that first camera lens is main lens, second mirror Camera lens supplemented by head, second image are used to compensate the parameter preset of described first image.
- 5. camera module according to claim 4, it is characterised in that the parameter preset is that the depth of field or brightness or color are satisfied And degree.
- 6. a kind of electronic equipment, it is characterised in that including：Camera module described in claim any one of 1-5；Processor, the processor are used for according to described first image and second image generation output visible images, and The matching of security information is carried out according to the 3rd image.
- 7. electronic equipment according to claim 6, it is characterised in that the processor be used for according to described first image and Second image obtains shooting the distance between object and the electronic equipment, generates the depth image of the shooting object.
- 8. electronic equipment according to claim 6, it is characterised in that the processor is used to be entered according to the 3rd image The default feature extraction of row, the 4th image is generated according to the default feature, and contrast the 4th image and pre-set image, work as institute When stating the 4th image and pre-set image matching, control instruction is generated, and respond the control instruction.
- 9. electronic equipment according to claim 8, it is characterised in that the iris of the default feature including human eye, pupil, Sclera and eyelid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710865186.0A CN107517340B (en) | 2017-09-22 | 2017-09-22 | Camera module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710865186.0A CN107517340B (en) | 2017-09-22 | 2017-09-22 | Camera module and electronic equipment |
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| Publication Number | Publication Date |
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| CN107517340A true CN107517340A (en) | 2017-12-26 |
| CN107517340B CN107517340B (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710865186.0A Active CN107517340B (en) | 2017-09-22 | 2017-09-22 | Camera module and electronic equipment |
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| CN110248073A (en) * | 2019-07-08 | 2019-09-17 | Oppo（重庆）智能科技有限公司 | The production method of camera module, electronic device and camera module |
| WO2020047860A1 (en) * | 2018-09-07 | 2020-03-12 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic device and image processing method |
| CN111147699A (en) * | 2018-11-02 | 2020-05-12 | 南昌欧菲光电技术有限公司 | Electronic equipment, camera device and mounting base thereof |
| CN111147700A (en) * | 2018-11-02 | 2020-05-12 | 南昌欧菲光电技术有限公司 | Camera device and intelligent terminal |
| CN111291731A (en) * | 2020-03-27 | 2020-06-16 | 深圳阜时科技有限公司 | Optical sensing device and electronic apparatus |
| CN113242364A (en) * | 2021-03-29 | 2021-08-10 | 杭州涂鸦信息技术有限公司 | Black light camera |
| WO2023179589A1 (en) * | 2022-03-22 | 2023-09-28 | 维沃移动通信有限公司 | Camera module and electronic device |
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