CN107079090A - Unmanned plane and camera assembly - Google Patents
Unmanned plane and camera assembly Download PDFInfo
- Publication number
- CN107079090A CN107079090A CN201680003166.6A CN201680003166A CN107079090A CN 107079090 A CN107079090 A CN 107079090A CN 201680003166 A CN201680003166 A CN 201680003166A CN 107079090 A CN107079090 A CN 107079090A
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- CN
- China
- Prior art keywords
- shape memory
- memory alloy
- alloy wire
- unmanned plane
- lens assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims abstract description 106
- 238000006073 displacement reaction Methods 0.000 claims abstract description 70
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 56
- 230000003287 optical effect Effects 0.000 claims abstract description 23
- 238000013016 damping Methods 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 4
- 230000008602 contraction Effects 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 229910000734 martensite Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229910010380 TiNi Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/19—Propulsion using electrically powered motors
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/80—Arrangement of on-board electronics, e.g. avionics systems or wiring
- B64U20/87—Mounting of imaging devices, e.g. mounting of gimbals
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
- B64U10/14—Flying platforms with four distinct rotor axes, e.g. quadcopters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
- B64U2101/30—UAVs specially adapted for particular uses or applications for imaging, photography or videography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/20—Rotors; Rotor supports
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Adjustment Of Camera Lenses (AREA)
Abstract
A kind of unmanned plane, it includes：One fuselage and the camera assembly and Power Component for being installed on fuselage, camera assembly include lens assembly and drive component；Wherein, lens assembly includes at least one eyeglass；Drive component includes pedestal and shape memory alloy wire；Accommodating chamber is provided with pedestal, accommodating chamber is used to accommodate lens assembly；Shape memory alloy wire is arranged on pedestal, shape memory alloy wire is produced by being powered to be shunk to drive the lens assembly in accommodating chamber to move preset displacement along the optical axis direction of eyeglass, and lens assembly can be made to be fixed opposite base holding position after mobile preset displacement, so as to prevent lens assembly due to focal length shake caused by the vibrations produced by Power Component.
Description
Technical field
The present invention relates to vehicle technology field, more particularly to a kind of unmanned plane and camera assembly.
Background technology
Unmanned plane is carrier be controlled by radio robot, unmanned, such as unmanned vehicle, nobody
Car, unmanned boat etc., because unmanned plane has the advantages that small volume, maneuverability, unmanned plane is used widely in the field of taking photo by plane.
At present, generally use is voice coil motor as lens driving apparatus to the camera module employed in the process of taking photo by plane.
However, because unmanned plane has the vibration of upper frequency, this vibration can be delivered on camera, due to the drive of voice coil motor
Power is too small can not to resist this vibration, will cause camera during focusing and moved forward and backward because of vibration, cause nothing
Method is accurately focused.
The content of the invention
Unmanned plane and camera assembly provided in an embodiment of the present invention, for ensureing that lens assembly is accurately focused.
On the one hand, the embodiment of the present invention provides a kind of unmanned plane, and it includes：One fuselage and it is installed on taking the photograph for the fuselage
As component and Power Component, the camera assembly includes lens assembly and drive component；Wherein,
The lens assembly includes at least one eyeglass；
The drive component includes pedestal and shape memory alloy wire；
Accommodating chamber is provided with the pedestal, the accommodating chamber is used to accommodate the lens assembly；
The shape memory alloy wire is arranged on the pedestal, and the shape memory alloy wire produces contraction by being powered
To drive optical axis direction of the lens assembly along the eyeglass in the accommodating chamber to move preset displacement, and the mirror can be made
Head assembly is fixed relatively described pedestal holding position after the mobile preset displacement, so as to prevent the lens assembly by institute
Focal length is shaken caused by stating the vibrations produced by Power Component.
On the other hand, the embodiment of the present invention provides a kind of its and is installed on the fuselage of a unmanned plane, also pacifies on the fuselage
Equipped with Power Component, the camera assembly includes lens assembly and drive component；Wherein,
The lens assembly includes at least one eyeglass；
The drive component includes pedestal and shape memory alloy wire；
Accommodating chamber is provided with the pedestal, the accommodating chamber is used to accommodate the lens assembly；
The shape memory alloy wire is arranged on the pedestal, and the shape memory alloy wire produces contraction by being powered
To drive optical axis direction of the lens assembly along the eyeglass in the accommodating chamber to move preset displacement, and the mirror can be made
Head assembly is fixed relatively described pedestal holding position after the mobile preset displacement, so as to prevent the lens assembly by institute
Focal length is shaken caused by stating the vibrations produced by Power Component.
Unmanned plane and camera assembly provided in an embodiment of the present invention, the unmanned plane include a fuselage and are installed on fuselage
Camera assembly and Power Component, the camera assembly include lens assembly and drive component；Drive component includes pedestal and shape
Memory alloy wire；Accommodating chamber is provided with pedestal, accommodating chamber is used to accommodate lens assembly；Shape memory alloy wire is arranged on pedestal
On, the contraction that the shape memory alloy wire is produced by being powered is to drive optical axis direction of the lens assembly in accommodating chamber along eyeglass
Mobile preset displacement, and lens assembly can be made to be fixed opposite base holding position after mobile preset displacement, so as to prevent camera lens
Component is due to focal length shake caused by the vibrations produced by Power Component.
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 accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
The structural representation for the unmanned plane that Fig. 1 provides for the present invention；
The structural representation one for the camera assembly that Fig. 2 provides for the present invention；
The exploded perspective view one for the camera assembly that Fig. 3 provides for the present invention；
The exploded perspective view two for the camera assembly that Fig. 4 provides for the present invention；
The exploded perspective view three for the camera assembly that Fig. 5 provides for the present invention；
The exploded perspective view four for the camera assembly that Fig. 6 provides for the present invention；
The structural representation two for the camera assembly that Fig. 7 provides for the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Unmanned plane provided in an embodiment of the present invention, is driven using the energization of shape memory alloy wire to lens assembly
It is dynamic, and ensure that lens assembly will not be moved because of the vibrations of Power Component.
The unmanned plane that the present embodiment is provided is specifically as follows unmanned vehicle, unmanned vehicle, unmanned boat etc..The present embodiment is with nothing
It is man-machine be unmanned vehicle exemplified by be described in detail.Shape memory alloy wire in the present embodiment is specifically as follows TiNi base shapes
Shape memory alloys line, copper-based shape memory alloy line, iron-base marmem line etc., for the specific of shape memory alloy wire
Way of realization, the present embodiment is not particularly limited herein.
The structural representation for the unmanned plane that Fig. 1 provides for the present invention, the structure for the camera assembly that Fig. 2 provides for the present invention is shown
It is intended to one.As shown in figure 1, the unmanned plane that the present embodiment is provided includes：One fuselage 100 and the shooting group for being installed on fuselage 100
Part (not shown) and Power Component 110.
Specifically, the Power Component 110 includes the motor 112 that propeller 111 and driving propeller 111 are rotated, to provide
The lift of unmanned plane.When the driving propeller 111 of motor 112 rotates, the quick rotation of propeller 111 produces vibrations, so as to lead
The vibrations for causing unmanned plane to be produced by Power Component.
Alternatively, the fuselage 100 includes portion of body center 120 and at least one horn extended along portion of body center 120
130.Above-mentioned Power Component 110 can be arranged on horn 130.
Further, fuselage 100 includes upper shell 101 and lower house 102；Wherein,
Upper shell 101 and the pairing of lower house 102 are set, and are formd portion of body center 120 and are extended along portion of body center 120
At least one horn 130.
Further, unmanned plane also includes：Metallic cavity (not shown) and foot stool 150；
The metallic cavity is arranged between upper shell 101 and lower house 102, and metallic cavity is used for placing battery, foot stool 150
It is arranged on the lower section of lower house 102.
Alternatively, the camera assembly can include the head 140 being arranged on body, and specifically, the head 140 is arranged on
Installation portion 141 is provided with the lower section in portion of body center 120, head 140, the installation portion is used to install drive component.
The unmanned plane also includes damping device (not shown), and the damping device is arranged on head 140 and portion of body center 120
Between.The damping device is specifically as follows shock-absorbing ball etc., and the damping device can be to the high frequency that is run into during unmanned plane during flying
Vibrations carry out damping, and head 140 itself can subtract low-frequency vibration.Therefore, only fraction high-frequency vibration can be for delivery to
Lens assembly, therefore, for lens assembly, it is only necessary to cut the high-frequency vibration of fraction.
It should be noted that Fig. 1 simply illustrates a kind of entity structure diagram of unmanned plane in exemplary fashion, it is not pair
The restriction of unmanned plane structure, the present invention is not especially limited to the structure of unmanned plane.
With reference to Fig. 2, the structure of the camera assembly provided the present invention is described in detail.As shown in Fig. 2 this implementation
The camera assembly that example is provided, including：Lens assembly 30 and drive component, the lens assembly 30 include at least one eyeglass, the drive
Dynamic component includes pedestal 10 and shape memory alloy wire 20.Wherein, accommodating chamber 11 is provided with pedestal 10, accommodating chamber 11 is used for
Accommodate lens assembly.Shape memory alloy wire 20 is arranged on pedestal 10, and the accommodating chamber of the drive component is used to accommodate lens group
Part 30.The contraction that the shape memory alloy wire 20 is produced by being powered is to drive light of the lens assembly 30 along eyeglass in accommodating chamber
Direction of principal axis moves preset displacement, and lens assembly 30 can be made to be fixed the holding position of opposite base 10 after mobile preset displacement, from
And prevent lens assembly 30 due to focal length shake caused by the vibrations of Power Component.
In actual application, shape memory alloy wire 20 is arranged on pedestal 10, and is connected with pedestal 10.This implementation
In example, shape memory alloy wire 20 can be connected by modes such as engaging, hooks with lens assembly 30, to drive lens assembly 30,
A drive division can also be provided for drive component, the drive division includes the bearing part for being used to carry lens assembly 30, Yi Jiyu
The connector of shape memory alloy wire connection, to drive lens assembly 30.Especially, shape memory alloy wire 20 has deformation extensive
Reactivation power.Shape memory alloy wire 20 has two kinds of phases, high-temperature-phase austenite phase, low-temperature phase martensitic phase.Marmem
The original state of line 20 is extended state, because shape memory alloy wire 20 has resistance, by logical to shape memory alloy wire 20
Electricity raises its temperature.Thus, shape memory alloy wire 20 is undergone phase transition as austenite, contraction in length, so that band by martensite
Index glass head assembly 30 moves preset displacement along the optical axis direction of eyeglass.Also, because shape memory alloy wire 20 is in tension-like
State, then shape memory alloy wire 20 to lens assembly 30 also have fixation, make it in the case where being given a shock, Bu Huixiang
Pedestal 10 is moved.
When shape memory alloy wire 20 is powered off, temperature reduction, shape memory alloy wire 20 by austenite undergo phase transition for
Martensite.Now, the length of shape memory alloy wire 20 reverts to original extended state, and lens assembly 30 returns to initial bit
Put.
It will be understood by those skilled in the art that the preset displacement is relevant with the size of current of turn on angle, electric current is bigger, then shape
The amount of contraction of shape memory alloys line 20 is bigger, and the preset displacement is bigger.
Further, the present embodiment can not only realize the automatic focusing function for automatically adjusting focal length of lens assembly, also
Lens assembly can be caused after the completion of focusing, keep focal length certain, will not be movable with vibrations.The focusing of the present embodiment
Adjustment camera lens is specifically referred to the distance between to image sensor chip.
Specifically, the energization after-contraction of shape memory alloy wire 20, shape memory alloy wire 20 drives lens assembly 30 along mirror
The optical axis direction movement preset displacement of piece, the current location that the preset displacement is specifically as follows lens assembly is accurately focused to camera lens
When present position distance.
It will be understood by those skilled in the art that during focusing and focusing, shape memory alloy wire 20, which is in, to be shunk
State, simply according to the size of current being powered, the amount of contraction of shape memory alloy wire 20 can be different.For example, when with electric current A
On the basis of when, corresponding amount of contraction be A1, preset displacement is A11.In one case, in electric current A, lens assembly 30 is in
Coke-like state, then control electrical current to increase it afterwards, and when increase electric current is to B ampere-hours (B ＞ A), amount of contraction is B1, the B1 ＞ A1,
Preset displacement is B11, the B11 ＞ A11, i.e., relative to electric current A, lens assembly 30 is moved up, the range image of lens assembly 30 sensing
The increase of the distance between device chip.In another case, in electric current A, lens assembly 30 is in preceding coke-like state, then control is powered
Electric current reduces it, and when reducing electric current to C ampere-hours (C ＜ A), amount of contraction is C1, the C1 ＜ A1, and preset displacement is C11, the C11
＜ A11, i.e., relative to electric current A, lens assembly 30 is moved down, and the distance between lens assembly range image sensor chip reduces.
By the above-mentioned means, until lens assembly 30 reaches focus state, that is, focusing accurate.The electric current that the present embodiment is powered by control
Size, it is possible to achieve the focus function of lens assembly.
It will be understood by those skilled in the art that above-mentioned focussing process available to can arbitrarily feed back it is preceding it is burnt, it is rear it is burnt with
And in the focus adjustment method of focus.Alternatively, the electric current of shape memory alloy wire 20 can be controlled big by current control circuit plate
It is small.For example, in the signal that burnt or electric current reduces before current control circuit plate is received, by the energization of shape memory alloy wire 20
Electric current reduces, in the signal of burnt or electric current increase after current control circuit plate is received, by the logical of shape memory alloy wire 20
Electric current increase.Alternatively, the signals such as specific preceding burnt, rear Jiao can be fed back to current control circuit by image sensor chip
Plate.Image sensor chip set-up mode, reference can be made to the Fig. 6 being related in following implementations.
Further, when the movement preset displacement of lens assembly 30 reaches focusing position, due to shape memory alloy wire 20
In contraction state, then the convergent force of shape memory alloy wire 20 plays fixation to lens assembly so that lens assembly 30
After the completion of focusing, in the case of by extraneous vibration, lens assembly 30 is relative to be fixed with the holding position of pedestal 10, Bu Huifa
Raw movement, so that focusing is accurate.
Further, in the case where lens assembly 30 is by the convergent force, lens assembly 30 is also fed back by electric current
Control, (admissible displacement in error range, the displacement when lens assembly 30, which has, has relative movement trend relative to pedestal 10
Focusing, which is fixed and is imaged, will not produce influence), the power of an opposite direction can be applied by the size of control electric current, with
Ensure that lens assembly 30 is not moved, fixed relative to the holding position of pedestal 10.Simultaneously because shape memory alloy wire 20 is deposited in itself
In very high damping, if lens assembly 30 has mobile trend, shape memory alloy wire 20 can also produce damping force, resistance
The movement of lens assembly 30.So as to which in the presence of the corresponding opposite force of electric current and damping force etc., lens assembly 30 is relative to base
10 holding positions of seat are fixed.
Specifically he, in the present embodiment, shape memory alloy wire is in camber line or bending wire, and shape memory alloy wire institute
Angle between plane and the optical axis direction of eyeglass is more than 0 degree, and less than 90 degree.The bending place of shape memory alloy wire 20 or
It is connected at radian with lens assembly 30.
By the above-mentioned setting to shape memory alloy wire 20, two aspect works are played in the contraction of shape memory alloy wire 20
With on the one hand effect is to produce the driving force F1 along the optical axis direction of eyeglass, and on the other hand effect is to produce to extrude the lens group
The pressure F2 of part 30.Wherein, driving force F1 can drive lens assembly 30 to be moved along the optical axis direction of eyeglass, and pressure F2 can be right
Lens assembly 30 plays fixation, prevents lens assembly 30 from producing inclination because of centre-of gravity shift, that is, ensures the phase of lens assembly 30
Inclination will not be produced for pedestal.
Further, by the way that shape memory alloy wire is put down in camber line or bending wire, and shape memory alloy wire place
Angle between face and the optical axis direction of eyeglass is more than 0 degree, and the setting less than 90 degree, and memory alloy wire can be caused to produce very
Small flexible L1, it is possible to so that optical axis direction of the lens assembly 30 along camera lens is moved than larger apart from L2, i.e. L2 ＞ L1, from
And ensure that the flexible of shape memory alloy wire, it is ensured that the focusing requirement of lens assembly.
Specific embodiment is used below, and the structure to camera assembly is described in detail.Fig. 3 is taking the photograph that the present invention is provided
As the exploded perspective view one of component.The exploded perspective view two for the camera assembly that Fig. 4 provides for the present invention.Fig. 3 and Fig. 4 give not
With the schematic diagram of visual angle camera assembly.As shown in Figure 3 and Figure 4, two are provided with the present embodiment pedestal 10 and are electrically connected with contact portion 12,
The two ends of shape memory alloy wire 20 are electrically connected with contact portion 12 with two respectively and are connected.In this way, by two be electrically connected with contact portion 12 to
Shape memory alloy wire 20 is powered.It will be understood by those skilled in the art that buried in the pedestal 10 of the present embodiment by electric-conductor, should
Electric-conductor is electrically connected with being electrically connected with contact portion 12 and circuit board.
Alternatively, 10 sides of pedestal are provided with avoiding hollow groove 13, and shape memory alloy wire 20 is moved in avoiding hollow groove 13.This
Embodiment is by setting avoiding hollow groove, and the movement for shape memory alloy wire 20 provides mobile space so that marmem
The plane of motion of line 20 without departing from pedestal 10 surface, so as to ensure that shape memory alloy wire 20 will not be dry by the external world
Disturb.
On the basis of above-described embodiment, drive component also includes：Drive division 40, drive division 40 is arranged on accommodating chamber 11
Outside, shape memory alloy wire 20 is connected by drive division 40 with lens assembly 30, and drive division 40 is used in marmem
Under the drive of line 20, driving lens assembly 30 moves preset displacement along the optical axis direction of eyeglass.
The present embodiment realizes the connection of shape memory alloy wire 20 and lens assembly 30 by drive division 40.Specifically
Ground, drive division 40 realizes the connection of drive division 40 and lens assembly 30 by the mode such as engaging, linking up with, be arranged, and drive division 40 leads to
The modes such as engaging, hook are crossed, the connection of drive division 40 and shape memory alloy wire 20 is realized.
In a kind of feasible implementation, the connection that drive division 40 includes driving platform 41 and is arranged on driving platform 41
Part 42.Connector 42 is connected with shape memory alloy wire 20.The connector 42 can be the hook for being arranged on driving platform 41 side,
Can also be through hole etc., the hook can tangle the shape memory alloy wire 20, and shape memory alloy wire 20 can be logical through this
Hole.In the present embodiment, the specific implementation to connector 42 is not particularly limited, as long as the connector 42 can connect this
Shape memory alloy wire 20.
Alternatively, such as Fig. 3 and as indicated at 4, connector 42 is the projection for being arranged on driving platform 41 side, at least part shape
Memory alloy wire hook is located at the lower edge of projection.During implementing, shape memory alloy wire 20 is hung by way of hook is set
In the raised lower edge, shape memory alloy wire 20 produces driving force in contraction process to the projection so that the projection drives
Whole drive division 40 is moved along the direction of optical axis, and drive division 40 drives lens assembly 30 to be moved along the direction of optical axis.With Fig. 3 and
As viewed from the perspective of Fig. 4, that is, lens assembly 30 is driven to move up.
Alternatively, in order to increase the connective stability of drive division 40 and lens assembly 30, drive division 40 also includes bearing part
43, bearing part 43 is arranged in accommodating chamber 11, and bearing part 43 is connected with driving platform 41, and bearing part 43 is used to carry lens assembly
30。
During implementing, bearing part 43 is specifically as follows annular bearing part, and lens assembly 30 is arranged on the annular
In bearing part, and fixed between lens assembly 30 and annular bearing part by way of viscose glue, such lens assembly 30 and carrying
Position is fixed between part 43, will not produce relative slip because of external force therebetween.In the moving process of bearing part 43, carrying
Part 43 drives lens assembly 30 to move.It is understood that can also be connected between lens assembly 30 and bearing part 43 by screw thread
Connect.
In the present embodiment, by setting drive division 40 to be connected shape memory alloy wire 20 with lens assembly 30, it is not required to
The structure of lens assembly 30 made and change, improve the applicability of drive component so that can in arbitrary camera assembly
Using the drive component.
On the basis of above-described embodiment, two to be electrically connected with contact portion 12 equal with the distance between drive division 40.By upper
State set-up mode, it is ensured that the stress equalization of lens assembly 30.
Further, formed and set in sliding cavity 50, sliding cavity 50 between the side wall of bearing part 43, driving platform 41 and pedestal 10
It is equipped with for reducing the sliding part 51 of frictional force between driving platform 41 and pedestal 10.In the present embodiment, the sliding part 51 is specific
For slide post or ball etc. can be rolled.The present embodiment is by setting sliding part 51 so that driving platform 41 is relative to pedestal 10
During slip, it is not necessary to very big driving force.
With continued reference to Fig. 3 and Fig. 4, on the basis of above-described embodiment, limiting section 60, limiting section are additionally provided with pedestal 10
60 are located at the outside of accommodating chamber 11, and limiting section 60 includes the first limiting plate plate 61 and the second limiting plate plate 62 being oppositely arranged, and
First limiting plate 61 and the second limiting plate 62 are perpendicular to the optical axis direction of eyeglass, and drive division 40 is arranged on the first limiting plate 61 and
Between two limiting plates 62.Alternatively, the height of the driving platform 41 included by the drive division 40, less than the first limiting plate 61 and second
The distance between limiting plate 62, the mobile space of the difference of the distance and the height, as drive division 40.
The present embodiment is by setting the first limiting plate 61 and the second limiting plate 62, there is provided the mobile space of drive division 60,
So that drive division 40 is only moved between the limiting plate 62 of the first limiting plate 61 and second, and drive division 40 is without departing from the pedestal
10。
Alternatively, drive component also includes：Elastic component 70, such as spring, the elastic component 70 are arranged on drive division 40 and
Between one limiting plate 61, when shape memory alloy wire 20 is powered and shunk, elastic component 70 is compressed.
In the present embodiment, when shape memory alloy wire 20 is also not powered on, shape memory alloy wire 20 is extended state,
Elastic component 70 is in free state or a small amount of compressive state, in the case of by extraneous vibration, and the elastic force effect of elastic component 70 can
To overcome the additional force that extraneous vibration is produced so that lens assembly 30 is constant relative to the holding position of pedestal 10.Remember to shape
When recalling the energization of alloy wire 20, shape memory alloy wire 20, which is powered, to be shunk, and the distance between driving limiting plate 61 of platform 41 and first subtracts
Small, elastic component 70 is in contraction state.When being powered off to shape memory alloy wire 20 or electric current reduces, shape memory alloy wire 20
Elongation, driving platform 41 is under the elastic force effect of elastic component 70, and driving platform 41 returns to original position or close to original position, so that
Realize focus function.
The exploded perspective view three for the camera assembly that Fig. 5 provides for the present invention.As shown in figure 5, the present embodiment is in above-mentioned implementation
On the basis of example, drive component also includes displacement transducer 71 and current control circuit plate 72.Displacement transducer 71 is arranged on base
On the side wall of seat 10, displacement transducer 71 is electrically connected with current control circuit plate 72.The present embodiment is applied to current control circuit
Plate 72 is when it has been found that lens assembly 30 is accurately focused, and the distance between range image sensor chip of lens assembly 30 is right
Answer following target locations.Target location focusing mode such as can be focused by contrast is directly obtained, and is then sent
To current control circuit plate 72.The embodiment of target location can not be obtained for current control circuit plate 72, be for details, reference can be made to
The embodiment of " on the basis of electric current A " is stated, here is omitted.
In the present embodiment, displacement transducer 71 is used for the moving displacement of detector lens component 30, and moving displacement is sent out
Deliver to current control circuit plate 72.Current control circuit plate 72, for the initial position according to lens assembly 30 and mobile position
Move, the electrical current of shape memory alloy wire 20 is controlled, so that lens assembly 30 is moved to target location.
During implementing, the current control circuit plate 72 of the present embodiment can be according to the transmission of displacement transducer 71
Moving displacement, carries out closed-loop control, to realize focussing process to electrical current.The target location is the camera lens in lens assembly 30
During accurate focusing, the location of lens assembly 30, is weighed with the distance of the range image sensor chip of lens assembly 30.
Similarly, it is following describe position when, such as initial position, current location, each mean correspondence at the time of when, lens assembly 30 away from
From the distance between image sensor chip.
Displacement transducer 71 in the present embodiment can be potentiometric displacement transducer, inductive displacement transducer, electricity
Eddy current type displacement transducer, magnetic inductive displacement transducer, infrared type displacement transducer etc..Those skilled in the art can manage
Solution, when the displacement transducer 71 is magnetic induction displacement transducer, for example, Hall sensor, then in the correspondence of the bearing part 43
Also set up on position by magnet (not shown).
Current control circuit plate 72 carry out closed-loop control process be：Current control circuit plate 72 receives displacement transducer 71
The moving displacement of the lens assembly 30 of transmission, according to the size and Orientation of the moving displacement, and the lens assembly 30 is initial
Position D1, obtains the current location D2 of the lens assembly 30, for example, initial position is D1=0.5mm, moving displacement is 0.2mm,
Moving direction is positive direction, then current location D2=0.5+0.2=0.7.Then, current location D2 and target position D 3 are judged
During gap, such as D3=0.8mm, it is determined that current is rear Jiao, then controls electrical current it is increased to A1, increase in electrical current
It is big to after A1, the deflation amount increase of shape memory alloy wire 20, it will be understood by those skilled in the art that initial position now is
For D2, the moving displacement for receiving the transmission of displacement transducer 71 of this process is 0.2mm, and moving direction is positive direction, then electric current control
Circuit board 72 processed determines corresponding current location D3=0.7+0.2=0.9.Then proceed to judge current location D3 and target location
D3 gap, it is determined that current burnt for before, controls electrical current it is reduced to A2, then repeats closed loop according to the gap
Control process, until lens assembly 30 is moved to target location.
It will be understood by those skilled in the art that above-mentioned closed loop control process is also applied to the side for keeping focus to fix
In method.I.e. displacement transducer 71 can sense the micro-displacement of the generation of lens assembly 30, when the micro-displacement is that focus is fixed
The displacement that can be run in error range, then displacement transducer 71 micro-displacement is sent to current control circuit plate 72, electric current
Control board 72 produces feedback current.Concrete implementation process, can refer to above-described embodiment, and the present embodiment is no longer gone to live in the household of one's in-laws on getting married herein
State.
Alternatively, the exploded perspective view four for the camera assembly that Fig. 6 provides for the present invention.On the basis of above-described embodiment,
Drive component also includes substrate 82 and the image sensor chip 81 being arranged on substrate 82, image sensor chip 81 and electric current
Control board electrically connects (not shown).Further, the structural representation two for the camera assembly that Fig. 7 provides for the present invention, such as
Shown in Fig. 7, camera assembly also includes shell 90, and the shell 90 is located on pedestal 10.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (46)
1. a kind of unmanned plane, it includes：One fuselage and the camera assembly and Power Component for being installed on the fuselage, its feature exist
In the camera assembly includes lens assembly and drive component；Wherein,
The lens assembly includes at least one eyeglass；
The drive component includes pedestal and shape memory alloy wire；
Accommodating chamber is provided with the pedestal, the accommodating chamber is used to accommodate the lens assembly；
The shape memory alloy wire is arranged on the pedestal, and the shape memory alloy wire is produced by being powered to be shunk with band
Move optical axis direction of the lens assembly in the accommodating chamber along the eyeglass and move preset displacement, and the lens group can be made
Part is fixed relatively described pedestal holding position after the mobile preset displacement, so as to prevent the lens assembly due to described dynamic
Focal length is shaken caused by vibrations produced by power component.
2. unmanned plane according to claim 1, it is characterised in that two are provided with the pedestal and is electrically connected with contact portion, institute
The two ends for stating shape memory alloy wire are connected with described two contact portions that are electrically connected with respectively.
3. unmanned plane according to claim 1 or 2, it is characterised in that the drive component also includes：Drive division, it is described
Drive division is arranged on the outside of the accommodating chamber, and the drive division is used under the drive of the shape memory alloy wire, driving
Optical axis direction of the lens assembly along the eyeglass moves preset displacement.
4. unmanned plane according to claim 3, it is characterised in that the drive division includes driving platform and is arranged on described
The connector on platform is driven, the connector is connected with the shape memory alloy wire.
5. unmanned plane according to claim 4, it is characterised in that the connector is to be arranged on the driving platform side
Projection, at least partly described shape memory alloy wire hook is located at the raised lower edge.
6. the unmanned plane according to claim 4 or 5, it is characterised in that the drive division also includes bearing part, the carrying
Part is arranged in the accommodating chamber, and the bearing part is connected with the driving platform, and the bearing part is used to carry the camera lens
Component.
7. unmanned plane according to claim 6, it is characterised in that the bearing part, the driving platform and the pedestal
Formed and be provided with sliding cavity, the sliding cavity for reducing frictional force between the driving platform and the pedestal between the wall of side
Sliding part.
8. the unmanned plane according to any one of claim 2 to 7, it is characterised in that be additionally provided with limiting section on the pedestal,
The limiting section is located at the outside of the accommodating chamber, and the limiting section includes the first limiting plate and the second limiting plate, and described the
One limiting plate and second limiting plate are perpendicular to the optical axis direction, and the drive division is arranged on first limiting plate and institute
State between the second limiting plate.
9. unmanned plane according to claim 8, it is characterised in that the drive component also includes：Elastic component, the elasticity
Part is arranged between the drive division and first limiting plate, when the shape memory alloy wire is powered and shunk, the bullet
Property part is compressed.
10. unmanned plane according to claim 9, it is characterised in that the elastic component is back-moving spring.
11. the unmanned plane according to any one of claim 3 to 10, it is characterised in that the two of the shape memory alloy wire
End is equal with the distance between the drive division.
12. the unmanned plane according to any one of claim 1 to 11, it is characterised in that the side of the pedestal, which is provided with, to be kept away
Dead slot, the shape memory alloy wire is moved in the avoiding hollow groove.
13. the unmanned plane according to any one of claim 1 to 12, it is characterised in that the shape memory alloy wire is in arc
Angle between line or bending wire, and shape memory alloy wire place plane and the optical axis direction is more than 0 degree, and small
In 90 degree.
14. the unmanned plane according to any one of claim 1 to 13, it is characterised in that the drive component also includes displacement
Sensor and current control circuit plate, institute's displacement sensors are arranged on the side wall of the pedestal, institute's displacement sensors with
The current control circuit plate electrical connection, the current control circuit plate is electrically connected with the shape memory alloy wire；
Institute's displacement sensors, the moving displacement for detecting the lens assembly, and the moving displacement is sent to described
Current control circuit plate；
The current control circuit plate, for the initial position according to the lens assembly and the moving displacement, controls institute
The electrical current of shape memory alloy wire is stated, so that the lens assembly is moved to target location.
15. unmanned plane according to claim 14, it is characterised in that the drive component also includes substrate and is arranged on institute
The image sensor chip on substrate is stated, the substrate is electrically connected with the current control circuit plate.
16. the unmanned plane according to any one of claim 1 to 15, it is characterised in that the drive component also includes shell,
The shell is located on the pedestal.
17. the unmanned plane according to any one of claim 1 to 16, it is characterised in that the Power Component includes propeller
With the motor for driving the propeller rotational, to provide the lift of the unmanned plane.
18. unmanned plane according to claim 17, it is characterised in that the fuselage includes portion of body center and along the machine
At least one horn of body central part extension, the Power Component is arranged on the horn.
19. unmanned plane according to claim 18, it is characterised in that the camera assembly also includes：Head；
The head, which is arranged on the lower section in the portion of body center, the head, is provided with installation portion, the drive component peace
On the installation portion.
20. unmanned plane according to claim 19, it is characterised in that the unmanned plane also includes：Damping device, it is described to subtract
Shake device is arranged between the head and the portion of body center.
21. the unmanned plane according to any one of claim 18 to 20, it is characterised in that the fuselage includes upper shell with
Housing；Wherein,
The upper shell and the lower house pairing are set, and are formd the portion of body center and are extended along the portion of body center
At least one horn.
22. unmanned plane according to claim 21, it is characterised in that the unmanned plane also includes：Metallic cavity and foot stool；
The metallic cavity is arranged between the upper shell and the lower house, and the metallic cavity is used for placing battery, institute
State the lower section that foot stool is arranged on the lower house.
23. the unmanned plane according to claim any one of 1-22, it is characterised in that the unmanned plane is unmanned vehicle.
24. a kind of camera assembly, it is installed on the fuselage of a unmanned plane, and Power Component is also equipped with the fuselage, and it is special
Levy and be, the camera assembly includes lens assembly and drive component；Wherein,
The lens assembly includes at least one eyeglass；
The drive component includes pedestal and shape memory alloy wire；
Accommodating chamber is provided with the pedestal, the accommodating chamber is used to accommodate the lens assembly；
The shape memory alloy wire is arranged on the pedestal, and the shape memory alloy wire is produced by being powered to be shunk with band
Move optical axis direction of the lens assembly in the accommodating chamber along the eyeglass and move preset displacement, and the lens group can be made
Part is fixed relatively described pedestal holding position after the mobile preset displacement, so as to prevent the lens assembly due to described dynamic
Focal length is shaken caused by vibrations produced by power component.
25. camera assembly according to claim 24, it is characterised in that be provided with the pedestal two it is in electrical contact
Portion, the two ends of the shape memory alloy wire are connected with described two contact portions that are electrically connected with respectively.
26. the camera assembly according to claim 24 or 25, it is characterised in that the drive component also includes：Drive division,
The drive division is arranged on the outside of the accommodating chamber, and the drive division is used under the drive of the shape memory alloy wire,
Optical axis direction of the lens assembly along the eyeglass is driven to move preset displacement.
27. camera assembly according to claim 26, it is characterised in that the drive division includes driving platform and is arranged on
Connector on the driving platform, the connector is connected with the shape memory alloy wire.
28. camera assembly according to claim 27, it is characterised in that the connector is to be arranged on the driving platform side
The projection in face, at least partly described shape memory alloy wire hook is located at the raised lower edge.
29. the camera assembly according to claim 27 or 28, it is characterised in that the drive division also includes bearing part, institute
Bearing part is stated to be arranged in the accommodating chamber, and the bearing part is connected with the driving platform, the bearing part is used to carry institute
State lens assembly.
30. camera assembly according to claim 29, it is characterised in that the bearing part, the driving platform and the base
Formed to be provided with sliding cavity, the sliding cavity between the side wall of seat and rubbed for reducing between the driving platform and the pedestal
The sliding part of power.
31. the camera assembly according to any one of claim 25 to 30, it is characterised in that also set up on the pedestal limited
Position portion, the limiting section is located at the outside of the accommodating chamber, and the limiting section includes the first limiting plate and the second limiting plate, and institute
The first limiting plate and second limiting plate are stated perpendicular to the optical axis direction, the drive division is arranged on first limiting plate
Between second limiting plate.
32. camera assembly according to claim 31, it is characterised in that the drive component also includes：Elastic component, it is described
Elastic component is arranged between the drive division and first limiting plate, when the shape memory alloy wire is powered and shunk, institute
Elastic component is stated to be compressed.
33. camera assembly according to claim 32, it is characterised in that the elastic component is back-moving spring.
34. the camera assembly according to any one of claim 26 to 33, it is characterised in that the shape memory alloy wire
Two ends are equal with the distance between the drive division.
35. the camera assembly according to any one of claim 24 to 34, it is characterised in that the side of the pedestal is provided with
Avoiding hollow groove, the shape memory alloy wire is moved in the avoiding hollow groove.
36. the camera assembly according to any one of claim 24 to 35, it is characterised in that the shape memory alloy wire is in
Camber line bends wire, and the angle between shape memory alloy wire place plane and the optical axis direction is more than 0 degree, and
Less than 90 degree.
37. the camera assembly according to any one of claim 24 to 36, it is characterised in that the drive component also includes position
Displacement sensor and current control circuit plate, institute's displacement sensors are arranged on the side wall of the pedestal, institute's displacement sensors
Electrically connected with the current control circuit plate, the current control circuit plate is electrically connected with the shape memory alloy wire；
Institute's displacement sensors, the moving displacement for detecting the lens assembly, and the moving displacement is sent to described
Current control circuit plate；
The current control circuit plate, for the initial position according to the lens assembly and the moving displacement, controls institute
The electrical current of shape memory alloy wire is stated, so that the lens assembly is moved to target location.
38. the camera assembly according to claim 37, it is characterised in that the drive component also includes substrate and is arranged on
Image sensor chip on the substrate, the substrate is electrically connected with the current control circuit plate.
39. the camera assembly according to any one of claim 24 to 38, it is characterised in that the drive component also includes outer
Shell, the shell is located on the pedestal.
40. the camera assembly according to any one of claim 24 to 39, it is characterised in that the Power Component includes spiral
Oar and the motor for driving the propeller rotational, to provide the lift of the unmanned plane.
41. camera assembly according to claim 40, it is characterised in that the fuselage includes portion of body center and along described
At least one horn of portion of body center extension, the Power Component is arranged on the horn.
42. camera assembly according to claim 41, it is characterised in that the camera assembly also includes：Head；
The head, which is arranged on the lower section in the portion of body center, the head, is provided with installation portion, the drive component peace
On the installation portion.
43. camera assembly according to claim 42, it is characterised in that the unmanned plane also includes：Damping device, it is described
Damping device is arranged between the head and the portion of body center.
44. the camera assembly according to any one of claim 41 to 43, it is characterised in that the fuselage include upper shell and
Lower house；Wherein,
The upper shell and the lower house pairing are set, and are formd the portion of body center and are extended along the portion of body center
At least one horn.
45. camera assembly according to claim 44, it is characterised in that the unmanned plane also includes：Metallic cavity and pin
Frame；
The metallic cavity is arranged between the upper shell and the lower house, and the metallic cavity is used for placing battery, institute
State the lower section that foot stool is arranged on the lower house.
46. the camera assembly according to claim any one of 24-45, it is characterised in that the unmanned plane is unmanned flight
Device.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/079890 WO2017181387A1 (en) | 2016-04-21 | 2016-04-21 | Unmanned aircraft and camera assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107079090A true CN107079090A (en) | 2017-08-18 |
| CN107079090B CN107079090B (en) | 2019-03-08 |
Family
ID=59623367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680003166.6A Expired - Fee Related CN107079090B (en) | 2016-04-21 | 2016-04-21 | Unmanned plane and camera assembly |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107079090B (en) |
| WO (1) | WO2017181387A1 (en) |
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| CN107707803A (en) * | 2017-11-15 | 2018-02-16 | 深圳市道通智能航空技术有限公司 | Picture shooting assembly and the unmanned vehicle with this picture shooting assembly |
| CN108054862A (en) * | 2017-12-24 | 2018-05-18 | 中山市得高行知识产权中心（有限合伙） | A kind of unmanned vehicle engine shock-absorbing protective device |
| CN108248882A (en) * | 2018-01-19 | 2018-07-06 | 东莞市蓝姆光学科技有限公司 | A kind of unmanned plane optical mirror slip |
| CN108600608A (en) * | 2018-03-16 | 2018-09-28 | 维沃移动通信有限公司 | A kind of lens mount, camera lens module and electronic equipment |
| CN110785993A (en) * | 2018-11-30 | 2020-02-11 | 深圳市大疆创新科技有限公司 | Control method and device of shooting equipment, equipment and storage medium |
| WO2020029821A1 (en) * | 2018-08-07 | 2020-02-13 | 宁波舜宇光电信息有限公司 | Camera apparatus, sma driving device and manufacturing method, driving method and wiring method thereof |
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| WO2021104017A1 (en) * | 2019-11-30 | 2021-06-03 | 华为技术有限公司 | Camera module and electronic device |
| WO2021249473A1 (en) * | 2020-06-12 | 2021-12-16 | 维沃移动通信有限公司 | Driving apparatus, camera module, and electronic device |
| CN113873110A (en) * | 2019-10-28 | 2021-12-31 | 华为技术有限公司 | Camera module and terminal |
| CN114460788A (en) * | 2020-11-02 | 2022-05-10 | 阿尔卑斯阿尔派株式会社 | Lens driving device and camera module |
| WO2023005039A1 (en) * | 2021-07-29 | 2023-02-02 | 上海信迈电子科技有限公司 | Lens driving apparatus, camera device, and mobile terminal |
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| CN114460788A (en) * | 2020-11-02 | 2022-05-10 | 阿尔卑斯阿尔派株式会社 | Lens driving device and camera module |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2017181387A1 (en) | 2017-10-26 |
| CN107079090B (en) | 2019-03-08 |
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Granted publication date: 20190308 |