CN208940074U - Camera module and electronic equipment - Google Patents
Camera module and electronic equipment Download PDFInfo
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- CN208940074U CN208940074U CN201821768697.7U CN201821768697U CN208940074U CN 208940074 U CN208940074 U CN 208940074U CN 201821768697 U CN201821768697 U CN 201821768697U CN 208940074 U CN208940074 U CN 208940074U
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Abstract
The utility model provides a kind of camera module and electronic equipment, wherein the camera module includes sensitive chip, lens group and MEMS mechanism；Lens group projects collected light on the sensitive chip for acquiring light；MEMS mechanism connects the sensitive chip, and the processor electric connection of the MEMS mechanism and the electronic equipment, the MEMS mechanism is for driving the sensitive chip mobile to realize optical anti-vibration.Technical solution provided by the utility model solves the problems, such as larger-size existing for existing camera module.
Description
Technical field
The utility model relates to field of communication technology more particularly to a kind of camera module and electronic equipments.
Background technique
Currently, electronic equipment is equipped with camera module mostly, shooting functions are waited to realize to take pictures to make video recording with video.With
Requirement of the rapid development and people of science and technology to quality of taking pictures is higher and higher, and existing camera module is typically provided with OIS
(Optical Image Stabilization, optical anti-vibration) driving, to realize the optical anti-vibration function of camera module.But
It is that OIS driving usually requires biggish dimensional space, to drive the movement of chip in camera module, Lai Shixian optical anti-vibration.
In this way, also resulting in existing camera module, there are larger-size problems, are also unfavorable for electronic equipment and develop to slimming.
Utility model content
The utility model embodiment provides a kind of camera module and electronic equipment, is deposited with solving existing camera module
Larger-size problem.
In order to solve the above-mentioned technical problem, the utility model is realized in this way:
In a first aspect, the utility model embodiment provides a kind of camera module, it is applied to electronic equipment, comprising:
Sensitive chip；
Lens group projects on the sensitive chip for acquiring light, and by collected light；
Micro-electromechanical system (MEMS) mechanism connects the sensitive chip, the processing of the MEMS mechanism and the electronic equipment
Device is electrically connected, and the MEMS mechanism is for driving the sensitive chip mobile.
Second aspect, the utility model embodiment additionally provide a kind of electronic equipment, including as described in first aspect
Camera module.
In the utility model embodiment, MEMS mechanism can drive sensitive chip mobile to realize optical anti-vibration, MEMS machine
Structure is a kind of size in several millimeters of even smaller independent intelligence systems, is wrapped in sense by drive motor compared to traditional
Optical chip or it is wrapped in lens group to realize optical anti-vibration, in technical solution provided by the utility model, MEMS mechanism can be with
It is to have than lens group or size more smaller than sensitive chip, so that the lateral dimension of MEMS mechanism is without departing from camera mould
The whole lateral dimension of group, and then to reduce the overall dimensions of camera module, camera module is more advantageous in electronic equipment
Interior installation, being also beneficial to electronic equipment can develop to smaller szie.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, the utility model embodiment will be retouched below
Attached drawing needed in stating is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without any creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structure chart of camera module provided by the embodiment of the utility model；
Fig. 2 is the structure chart of the MEMS mechanism in Fig. 1；
Fig. 3 is the structure chart of capacitance component in Fig. 2；
Fig. 4 is the structure chart of the first capacitor piece and the second capacitance sheet in Fig. 3.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment provides a kind of camera module, which is applied to electronic equipment, such as intelligence
The products such as the mobile terminals such as mobile phone, tablet computer, intelligent wearable device or digital camera.Please refer to Fig. 1, camera module
Including sensitive chip 20, lens group 10 and MEMS (Micro-Electro-Mechanical System, MEMS) mechanism
30；Lens group 10 projects collected light on sensitive chip 20 for acquiring light；MEMS mechanism 30 connects photosensitive
Chip 20, and the processor of MEMS mechanism 30 and electronic equipment is electrically connected, MEMS mechanism 30 is for driving sensitive chip mobile
To realize optical anti-vibration.
It should be noted that MEMS mechanism 30 is a kind of size in several millimeters of even smaller independent intelligence systems, tool
There is microprocessor, thus is able to achieve control function.Sensitive chip or package are wrapped in by drive motor compared to traditional
Lens group realize optical anti-vibration, in technical solution provided by the utility model, MEMS mechanism 30 only needs to connect photosensitive core
Piece 20 can be achieved with optical anti-vibration to drive sensitive chip 20 to move, and MEMS mechanism 30, which can be, to be had than lens group or than sense
The smaller size of optical chip, so that lateral dimension of the lateral dimension of MEMS mechanism 30 without departing from camera module entirety, into
And to reduce the overall dimensions of camera module, it is more advantageous to installation of the camera module in electronic equipment, but also electronics
Equipment can develop to smaller szie.
In the utility model embodiment, the processor of MEMS mechanism 30 and electronic equipment is electrically connected, and passes through processor pair
MEMS mechanism 30 is powered, and when detecting that the movement of sensitive chip 20 causes image to obscure, processor can be to MEMS mechanism 30
Microprocessor transfer control instruction, and then MEMS mechanism 30 is driven to move, to drive the sensitive chip 20 of connection MEMS mechanism 30
It is mobile, realize optical anti-vibration.
Specifically, MEMS mechanism 30 includes: substrate (not shown), fixed frame 31, activity box 32 and capacitance component 33.
Wherein, substrate is fixed in electronic equipment, and substrate is equipped with the micro- place being electrically connected with the processor of electronic equipment
Manage device；Microprocessor can control 32 activity of activity box to drive sensitive chip 20 mobile.
Fixed frame 31 is fixed on the substrate, and conductive, such as can be conductive metal material
Matter is made, and fixed frame 31 and microprocessor are electrically connected.
Activity box 32 is located in fixed frame 31, it may have electric conductivity, such as can be by conductive metal material
It is made；Activity box 32 and fixed frame 31 are electrically connected by the first elastic slice 34, and the first elastic slice 34 plays the role of transmitting electric current, and
And first elastic slice 34 there is elasticity, can fix the activity of frame 31 relatively, and drive the movement of activity box 32；For example, the first elastic slice 34
It can be spring.Sensitive chip 20 is fixed on activity box 32, in this way, also allowing for sensitive chip 20 can be with activity box 32
Movement and move, to realize optical anti-vibration, to effectively overcome the image generated by camera module vibration fuzzy, it is ensured that figure
The clarity of picture.
Capacitance component 33 is located in activity box 32, as shown in figure 4, capacitance component 33 includes the first electricity being fixed on substrate
Hold piece 331 and passes through the second capacitance sheet 332 that the second elastic slice 35 is electrically connected with activity box 32.That is, first capacitor piece
331 be it is fixed, the second capacitance sheet 332 can be moved with the movement of activity box 32.For example, first capacitor piece 331
It is two pieces of capacitor boards in face of setting with the second capacitance sheet 332, the movement of the second capacitance sheet 332 will lead to the electricity of capacitance component 33
Capacity changes.Specifically,
C=ε S/d；
Wherein, C is capacitance；ε is permittivity of vacuum, is a constant；S is first capacitor piece 331 and the second capacitance sheet 332
Overlapping area；D is the distance between first capacitor piece 331 and the second capacitance sheet 332.
It is to be appreciated that the distance between first capacitor piece 331 and the second capacitance sheet 332 be it is constant, when the second capacitor
Piece 332 is subjected to displacement, then first capacitor piece 331 and the overlapping area S of the second capacitance sheet 332 can become larger or become smaller, and is also just made
Capacitance is obtained correspondingly to become larger or become smaller.
For example, making activity box 32 that sensitive chip 20 be driven to be subjected to displacement when vibration or shake etc. occur for electronic equipment
When, it is fuzzy to be likely to result in image；At this point, the second capacitance sheet 332 can also move under the drive of activity box 32, Jin Ergai
The capacitance for becoming capacitance component 33, causes the electric signal of capacitance component 33 to change, and can send the electric signal of variation to
Microprocessor；Feedback arrives the processor of electronic equipment after microprocessor processes calculate, and processor calculates displacement compensation amount, and will
The displacement compensation amount is sent to microprocessor, and microprocessor is based on the displacement compensation amount and adjusts output voltage, generated according to electrostatic
Coulomb force, the Coulomb force between first capacitor piece 331 and the second capacitance sheet 332 can change, coulomb with the change of output voltage
It is mobile that the change of power will also drive the second capacitance sheet 332, so that ensure the structural stability of capacitance component 33；Second capacitance sheet
332 movement also just will drive activity box 32 and the sensitive chip being fixed on activity box 32 20 is displaced, and then drive photosensitive core
Piece 20 is movable to focus point, it is ensured that the clarity of image, to realize optical anti-vibration.
It should be noted that the moving distance and moving direction of the second capacitance sheet 332 can be come by adjusting output voltage
Control also can be realized as the control to sensitive chip 20 moving distance and moving direction, realize optical anti-vibration.
Referring to figure 3. and Fig. 4, first capacitor piece 331 and the second capacitance sheet 332 are equipped with capacitor plate, first capacitor piece
First capacitor pole plate 3331 on 331 is staggered with the second capacitor plate 3332 on the second capacitance sheet 332, the second elastic slice 35
Set on the side back to the second capacitor plate 3332 of the second capacitance sheet 332.For example, first capacitor piece 331 is electric in face of second
The side for holding piece 332 is set there are two first capacitor pole plate 3331, the side in face of first capacitor piece 331 of the second capacitance sheet 332
If two first capacitor pole plates 3331 are staggered with two the second capacitor plates 3332 there are two the second capacitor plate 3332,
Capacitance is generated between first capacitor pole plate 3331 and the second capacitor plate 3332.Such setting, so that capacitance component 33
Capacitance is bigger, and Coulomb force is also bigger, can preferably drive the second capacitance sheet 332 mobile, to drive sensitive chip 20 to be displaced
Realize optical anti-vibration.
With further reference to Fig. 4, first capacitor piece 331 is including the first connector 3311 and is juxtaposed on the first connector
Multiple second connectors 3312 of 3311 sides, the second capacitance sheet 332 is including third connector 3321 and is juxtaposed on third
Multiple 4th connectors 3322 of 3321 side of connector, each second connector 3312 and each the 4th connector 3322
On be equipped with capacitor plate, multiple second connectors 3312 are staggered with multiple 4th connectors 3322, the second connector
First capacitor substrate 3331 on 3312 is staggered with the second capacity substrate 3332 on the 4th adjacent connector 3322；The
Two elastic slices 35 are set to the side back to the 4th connector 3322 of the third connector 3321.The utility model embodiment
In, capacitance component 33 is static broach structure, and the namely fixed broach of first capacitor piece 331, the second capacitance sheet 332 is movable comb
Tooth exists between fixed broach and movable comb teeth and attracts electrostatic.When movable comb teeth moves, fixed broach and movable comb teeth it
Between change in electric, the electric signal of variation sends microprocessor by static broach structure, and microprocessor processes are anti-after calculating
It is fed to the processor of electronic equipment, calculates displacement compensation amount, output voltage, static broach knot are adjusted according to the displacement compensation amount
Coulomb force between structure can change according to output voltage adjusted, and then drive movable comb teeth directional certain orientation mobile certain
Distance, to ensure that static broach structure tends towards stability.In the moving process of movable comb teeth, also just driven activity box 32 and
Optical anti-vibration is realized in the displacement of sensitive chip 20.
It should be noted that a first capacitor piece 331 and second capacitance sheet 332 are a static broach structure,
Capacitance component 33 can be including multiple static broach structures.
In the utility model embodiment, capacitance component 33 includes at least two second capacitance sheets 332, at least two second electricity
Holding in piece 332 includes at least one to the second mobile capacitance sheet 332 of first direction and at least one is mobile to second direction
Second capacitance sheet 332, first direction is vertical with second direction；The quantity of the quantity of first capacitor piece 331 and the second capacitance sheet 332
Unanimously.As shown in Figures 2 and 3, it sets in activity box 32 there are four first capacitor piece 331 and is corresponded with first capacitor piece 331
Four the second capacitance sheets 332, the side that each second capacitance sheet 332 passes through second elastic slice 35 and activity box 32
It is connected.In this way, also activity box 32 and sensitive chip can be respectively driven by the second capacitance sheet 332 of different setting directions
20 is mobile to different direction (such as upper and lower, left and right), and then ensures that sensitive chip 20 can be in locating plane to each side
It is displaced to realizing, to realize optical anti-vibration, it is ensured that image definition.
Referring once again to Fig. 1, camera module further includes drive motor 40, and 40 connection lens group 10 of drive motor is used for
Drive the lens group 10 in the second planar movement to realize focus adjustment.It should be noted that drive motor 40 can be packet
The edge of lens group 10 is wrapped up in, drive motor 40 can drive lens group 10 relative to sensitive chip under the control of a processor
20 are moved forward and backward, to realize focus adjustment.
In the utility model embodiment, MEMS mechanism 30 is for controlling the sensitive chip 20 in the first planar movement, institute
State vertical second plane of the first plane；Also, parallel first plane of sensitive chip 20.That is, drive motor 40
It is moved for driving lens group to be moved forward and backward relative to sensitive chip 20, that is, on the thickness direction of camera module；
The Planar realization that MEMS mechanism 30 is used to drive sensitive chip 20 locating for it is mobile.In this way, also allowing for sensitive chip 20
Scope of activities is not necessarily to occupy the thickness of camera module, saves the overall dimensions of camera module, is more advantageous to electronics
Equipment develops to slimming.
In addition, as shown in Figure 1, the CCD camera assembly in the utility model embodiment is additionally provided with prism 50.Wherein, prism
50 mainly to play the role of light reflection, and light enters from the side of prism 50, and camera lens is entered after slant reflection
Group 10.For lens group 10 to transmit light, main effect is the aberration for eliminating imaging ray in optical system, plays promotion picture
The effect of matter.
The utility model embodiment also provides a kind of electronic equipment, which includes as above as described in the examples take the photograph
As head mould group, and it is able to achieve each embodiment in embodiment as above, reaches identical technical effect, to avoid repeating, this
In repeat no more.The electronic equipment can be such as smart phone, tablet computer, intelligent wearable device mobile terminal, or
It is such as digital camera, smart television, intelligent door lock electronic product.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be wanted with right
Subject to the protection scope asked.
Claims (9)
1. a kind of camera module is applied to electronic equipment characterized by comprising
Sensitive chip；
Lens group projects on the sensitive chip for acquiring light, and by collected light；
Micro-electromechanical system (MEMS) mechanism connects the sensitive chip, the processor electricity of the MEMS mechanism and the electronic equipment
Property connection, the MEMS mechanism is for driving the sensitive chip mobile.
2. camera module according to claim 1, which is characterized in that the MEMS mechanism includes:
Substrate is fixed in the electronic equipment, and the substrate is equipped with and the electric connection of the processor of the electronic equipment
Microprocessor；
Fixed frame is fixed on the substrate, and the fixed frame and the microprocessor are electrically connected；
Activity box is located in the fixed frame, and the activity box and the fixed frame are electrically connected by the first elastic slice, the sense
Optical chip is fixedly connected with the activity box；
Capacitance component, be located at the activity box in, the capacitance component include the first capacitor piece being fixed on the substrate and
Pass through the second capacitance sheet that the second elastic slice is electrically connected with the activity box；
Wherein, the microprocessor drives the sensitive chip mobile for controlling activity box activity.
3. camera module according to claim 2, which is characterized in that the first capacitor piece and second capacitance sheet
Equipped with capacitor plate, the capacitor plate of the first capacitor on piece is staggered with the capacitor plate on second capacitance sheet,
Second elastic slice is set to the side back to the second capacitance sheet capacitor plate of second capacitance sheet.
4. camera module according to claim 3, which is characterized in that the first capacitor piece include the first connector and
It is juxtaposed on multiple second connectors of first connector side, second capacitance sheet includes third connector and simultaneously
Column are set to multiple 4th connectors of third connector side, each second connector and each the 4th connector
On be equipped with the capacitor plate, multiple second connectors are staggered with multiple 4th connectors；Second elastic slice is set to
The side back to the 4th connector of the third connector.
5. camera module according to any one of claim 2 to 4, which is characterized in that the capacitance component includes extremely
Lack two the second capacitance sheets, includes at least one second capacitor mobile to first direction at least two second capacitance sheet
Piece and at least one second capacitance sheet mobile to second direction, the first direction are vertical with the second direction；Described
The quantity of one capacitance sheet is consistent with the quantity of second capacitance sheet.
6. camera module according to any one of claim 1 to 4, which is characterized in that the camera module is also wrapped
Drive motor is included, the drive motor connects the lens group, for driving the lens group in the first planar movement to realize
Focus adjustment.
7. camera module according to claim 6, which is characterized in that the MEMS mechanism is for controlling the photosensitive core
For piece in the second planar movement, first plane is vertical with second plane.
8. camera module according to claim 7, which is characterized in that the sensitive chip and second plane are flat
Row.
9. a kind of electronic equipment, which is characterized in that including camera module such as described in any item of the claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768697.7U CN208940074U (en) | 2018-10-30 | 2018-10-30 | Camera module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768697.7U CN208940074U (en) | 2018-10-30 | 2018-10-30 | Camera module and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN208940074U true CN208940074U (en) | 2019-06-04 |
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| CN201821768697.7U Active CN208940074U (en) | 2018-10-30 | 2018-10-30 | Camera module and electronic equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111182193A (en) * | 2020-03-11 | 2020-05-19 | Oppo广东移动通信有限公司 | Camera module and electronic device |
| CN111510607A (en) * | 2020-04-27 | 2020-08-07 | 维沃移动通信有限公司 | Camera and electronic equipment |
| CN111556239A (en) * | 2020-05-25 | 2020-08-18 | 维沃移动通信有限公司 | Photographing device, electronic apparatus, and control method |
| CN111601021A (en) * | 2020-05-11 | 2020-08-28 | 维沃移动通信有限公司 | Photographing device, electronic apparatus, and control method |
| CN112437223A (en) * | 2021-01-26 | 2021-03-02 | 基合半导体（宁波）有限公司 | Focusing motor, closed-loop control method of focusing motor and camera equipment |
| CN112788243A (en) * | 2021-02-09 | 2021-05-11 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| WO2022111263A1 (en) * | 2020-11-25 | 2022-06-02 | 宁波舜宇光电信息有限公司 | Driving structure for optical actuator and corresponding camera module |
| WO2023005503A1 (en) * | 2021-07-29 | 2023-02-02 | 基合半导体（宁波）有限公司 | Camera module and electronic device |
| WO2023231895A1 (en) * | 2022-05-31 | 2023-12-07 | 维沃移动通信有限公司 | Camera module, control method and apparatus, and electronic device |
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2018
- 2018-10-30 CN CN201821768697.7U patent/CN208940074U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111182193A (en) * | 2020-03-11 | 2020-05-19 | Oppo广东移动通信有限公司 | Camera module and electronic device |
| CN111510607A (en) * | 2020-04-27 | 2020-08-07 | 维沃移动通信有限公司 | Camera and electronic equipment |
| CN111601021A (en) * | 2020-05-11 | 2020-08-28 | 维沃移动通信有限公司 | Photographing device, electronic apparatus, and control method |
| CN111556239A (en) * | 2020-05-25 | 2020-08-18 | 维沃移动通信有限公司 | Photographing device, electronic apparatus, and control method |
| WO2021238776A1 (en) * | 2020-05-25 | 2021-12-02 | 维沃移动通信有限公司 | Photographing apparatus, electronic device, and control method |
| WO2022111263A1 (en) * | 2020-11-25 | 2022-06-02 | 宁波舜宇光电信息有限公司 | Driving structure for optical actuator and corresponding camera module |
| CN112437223A (en) * | 2021-01-26 | 2021-03-02 | 基合半导体（宁波）有限公司 | Focusing motor, closed-loop control method of focusing motor and camera equipment |
| CN112788243A (en) * | 2021-02-09 | 2021-05-11 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112788243B (en) * | 2021-02-09 | 2024-01-23 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| WO2023005503A1 (en) * | 2021-07-29 | 2023-02-02 | 基合半导体（宁波）有限公司 | Camera module and electronic device |
| WO2023231895A1 (en) * | 2022-05-31 | 2023-12-07 | 维沃移动通信有限公司 | Camera module, control method and apparatus, and electronic device |
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