CN206878942U - A kind of camera module and terminal - Google Patents
A kind of camera module and terminal Download PDFInfo
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- CN206878942U CN206878942U CN201720093739.0U CN201720093739U CN206878942U CN 206878942 U CN206878942 U CN 206878942U CN 201720093739 U CN201720093739 U CN 201720093739U CN 206878942 U CN206878942 U CN 206878942U
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Abstract
The utility model embodiment provides a kind of camera module and terminal, including：Pcb board, imaging sensor is attached with the pcb board；Adjustable lens T lens modules are provided with above the imaging sensor, the adjustable lens T lens modules are used to realize focusing based on control voltage；The camera lens carrier for fixed lens is provided with above the adjustable lens T lens modules；Camera lens is provided with above the camera lens carrier.Magnetic interference caused by camera module can be reduced, and can reduce the integral thickness of camera module on the basis of focusing is realized by the utility model embodiment.
Description
Technical field
It the utility model is related to technical field of electronic equipment, and in particular to a kind of camera module and terminal.
Background technology
As information technology is fast-developing, terminal (such as mobile phone, tablet personal computer) is used and increasingly popularized.Integrated in terminal
Function it is also more and more, for by taking pictures, do not require nothing more than high pixel, and the yet more and more higher of the requirement to focusing.At present,
For Autofocus Technology, auto-focusing be camera lens be placed in one can be in the motor of activity, according to taking pictures distance not
Together, driving chip control motor promotes camera lens amount of movement different, adjusts definition of taking pictures, reaches clear position.Due to motor category
In magnetic elements, thus, during auto-focusing, magnetic interference can be brought to terminal.In addition, as user is for terminal
Thickness integrally requires more and more higher so that the requirement of the thickness of terminal inner part is also more and more stricter.
Utility model content
The utility model embodiment provides a kind of camera module and terminal, can be on the basis of focusing is realized, drop
Magnetic interference caused by low camera module, and the integral thickness of camera module can be reduced.
The utility model embodiment first aspect provides a kind of camera module, including：
Pcb board, imaging sensor is attached with the pcb board；
Adjustable lens T lens modules are provided with above the imaging sensor, the adjustable lens T lens modules are used for
Realized and focused based on control voltage；
The camera lens carrier for fixed lens is provided with above the adjustable lens T lens modules；
Camera lens is provided with above the camera lens carrier.
The utility model embodiment second aspect provides a kind of terminal, including housing, drive circuit and above-mentioned first party
Camera module described by face, the camera module are assemblied in the housing, the drive circuit and the adjustable lens T
Lens modules connect, and control adjustable lens T lens modules to realize focusing by control voltage.
Implement the utility model embodiment, have the advantages that：
As can be seen that the camera module described by the utility model embodiment, including pcb board, it is attached with the pcb board
Imaging sensor, is provided with adjustable lens T lens modules above the imaging sensor, adjustable lens T lens modules with into
As sensor is in being oppositely arranged, adjustable lens T lens modules are used to realize focusing, adjustable lens T based on control voltage
The camera lens carrier for fixed lens is provided with above lens modules, camera lens is provided with above the camera lens carrier.Can due to using
Lens T lens modules are adjusted to replace motor to realize focusing, thus, using the camera module in the utility model embodiment,
Magnetic interference can will not be produced on the basis of focusing is realized；And using the space between imaging sensor and camera lens, can
Lens T lens modules are adjusted to be arranged between imaging sensor and camera lens, so that the integral thickness of camera module reduces.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are some embodiments of the utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Other accompanying drawings.
Fig. 1 is the encapsulating structure schematic diagram for the adjustable lens T lens modules that the utility model embodiment provides；
Fig. 2 is the structural representation for the adjustable lens T lens modules that the utility model embodiment provides；
Fig. 2 a are that degree of crook of the adjustable lens T lens modules of the utility model embodiment offer after making alive shows
It is intended to；
Fig. 2 b are another bending journey of the adjustable lens T lens modules of the utility model embodiment offer after making alive
Spend schematic diagram；
Fig. 2 c are another bending journey of the adjustable lens T lens modules of the utility model embodiment offer after making alive
Spend schematic diagram；
Fig. 3 is the structural representation for the camera module that the utility model embodiment provides；
Fig. 4 is a kind of structural representation for terminal that the utility model embodiment provides；
Fig. 5 is a kind of embodiment schematic flow sheet for focusing method that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is the utility model part of the embodiment, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belong to the scope of the utility model protection.
Term " first " in specification and claims of the present utility model and the accompanying drawing, " second ", " the 3rd "
" 4th " etc. is to be used to distinguish different objects, rather than for describing particular order.In addition, term " comprising " and " having " with
And their any deformations, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, side
The step of method, system, product or equipment are not limited to list or unit, but optional the step of also including not listing
Or unit, or it is optional also including for the intrinsic other steps of these processes, method, product or equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe can wrap in conjunction with the embodiments
It is contained at least one embodiment of the present utility model.Each position in the description shows that the phrase might not be each meant
Identical embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art are explicit
Ground and implicitly understand, embodiment described herein can be combined with other embodiments.
Terminal described by the utility model embodiment can include smart mobile phone (such as Android phone, iOS mobile phones,
Windows Phone mobile phones etc.), tablet personal computer, palm PC, notebook computer, mobile internet device (MID, Mobile
Internet Devices) or Wearable etc., above-mentioned is only citing, and non exhaustive, including but not limited to above-mentioned terminal.
It should be noted that adjustable lens (Tunable lens, T involved in the utility model embodiment
Lens) module is a kind of automatic focusing module, as shown in figure 1, Fig. 1 is the encapsulation schematic diagram of adjustable lens T lens modules, its
Mainly it is made up of the T lens core components 102 at surrounding package circuit 101 and center.Wherein, in adjustable lens T lens modules
Surrounding package circuit have 4 pins (a positive level, a negative pole, the spare interface of one group of both positive and negative polarity) and camera module
Pcb board is connected, and the drive control to adjustable lens T lens modules is realized by both positive and negative polarity pin powered.
Further, as shown in Fig. 2 the core component 102 of adjustable lens T lens modules is mainly by glass substrate 201,
High molecular polymer 202, glass film 203, and piezoceramics film 204 are formed.The main work of adjustable lens Tlens modules
It is as follows to make principle：When supplying different voltages using the driving chip in surrounding package circuit, piezoceramics film 204 can produce
Deformation, so as to produce different refractive indexes, change the focus point of light.As shown in Fig. 2 a- Fig. 2 c, plus different voltages when
Degree of crook difference caused by time causes the ability to convergence light different, wherein, Fig. 2 a are signal when adding 0V voltages
Figure, Fig. 2 b be plus schematic diagram when 5V voltages, and Fig. 2 c are plus schematic diagram when 20V voltages, when driving chip is to T lens
When module offer voltage is 0V, as shown in Figure 2 a, when light is by adjustable lens T lens modules, light path does not change, when
Driving chip to adjustable lens T lens modules provide voltage be 5V when, as shown in Figure 2 b, light passes through adjustable lens T lens
During module, light path changes, and directional light is changed into gathering light, when the voltage that driving chip provides to adjustable lens T lens modules
When increasing to 20V, as shown in Figure 2 c, light gathers amplitude increasing, it will thus be seen that with the increase of voltage amplitude, it is adjustable
The focal length of mirror T lens modules reduces.Pass through control voltage size, thus it is possible to vary focus, realize automatic focus on.It is popular vivid
Understand, that is, be comparable to before camera with a glasses, control the number of degrees of glasses by being powered driving, voltage gets over height
Number is higher, so as to solve the problems, such as that camera is seen clearly by the number of degrees of a continuous variable.
In concrete application, when driving chip supplies adjustable lens T lens module difference voltages, piezoceramics film and glass
Glass film deforms upon, and so as to generate different refractive indexes, changes the focus point of light.Different voltages cause piezoelectricity to make pottery
Porcelain film is different with the caused flexibility of glass film, within the specific limits, as voltage increases, piezoceramics film and glass
The increase of glass film bends degree, causes focal length to reduce.
A kind of referring to Fig. 3, structural representation of the camera module provided for the utility model embodiment.The present embodiment
Described in camera module 300, including：
Pcb board 301, imaging sensor 302 is attached with the pcb board 301；
The top of imaging sensor 302 is provided with adjustable lens T lens modules 303, specifically, the adjustable lens T
With the imaging sensor 302 in being oppositely arranged, the adjustable lens T lens modules 303 are used for based on control lens modules 303
Voltage processed realizes focusing；
The top of adjustable lens T lens modules 303 is provided with the camera lens carrier 30 as one kind 4 for fixed lens；
The top of camera lens carrier 30 as one kind 4 is provided with camera lens 305.
Optionally, it is provided with optical filter 3 between the camera lens 305 and the adjustable lens T lens modules 303；It is optional
, above-mentioned optical filter can be IR-cut sheet glass IR.
Above-mentioned optical filter main filtration is by some light (such as infrared light, visible ray) in after camera lens 305, with resistance
Only it reaches the imaging sensor 302 on pcb board 301.
Wherein, above-mentioned pcb board 301 is the control circuit part of camera module.
Above-mentioned camera lens carrier 30 as one kind 4 is used for fixed lens, specifically, camera lens carrier 30 as one kind 4, the work that camera lens 305 is passed through into screw thread
With on camera lens carrier 30 as one kind 4.The above-mentioned main function of camera lens 305 is to collect light.
The light that above-mentioned camera lens 305 is collected into is projected on imaging sensor 302, and the photodiode inside the chip will
Optical signal changes into electric signal output.
Optionally, the adjustable lens T lens modules 303 include：
Glass substrate and the piezoceramics film being placed in above the glass substrate.
Optionally, the glass substrate of the adjustable lens T lens modules 303 has carried out infrared isolation coating film treatment.
Optionally, the glass substrate of the adjustable lens T lens modules 303 is blue tinted glass, the master of the blue tinted glass
Composition is wanted as phosphate or not phosphoric acid.Optionally, the blue tinted glass has carried out infrared isolation coating film treatment.
Infrared isolation coating film treatment is carried out on the glass substrate of T lens modules 303, can be filled into by from camera lens
305 infrared light, then reach imaging sensor 302, so as to serve the function of infrared filtering, and by T lens modules 303
It is integrated in the function of infrared filtering in T lens modules 303, it is possible to reduce the setting of optical filter, structure setting are more simplified.
Optionally, in above-mentioned the utility model embodiment, the base plate glass of adjustable camera lens T lens modules 303 is changed
Make, camera module (for example, being applied to the camera module in mobile phone) is inner may to use an IR-cut sheet glass (IR
Cut filter, IR) or blue tinted glass (Blue Glass, BG) go intercept infrared light, because camera chip can sense
To infrared light, and human eye only has reaction to visible ray, improved adjustable to keep consistent with scenery effect seen by person
Camera lens T lens modules have the function of filtering infrared light line.Wherein, the principle of IR glass is the base plate glass in water white transparency
On by plating infrared cut coating reflect infrared light, the cardinal principle of blue tinted glass is inhaled using a kind of glass of special substance
Receive infrared light and only allow visible ray by the way that (conventionally used BG materials are phosphate glass or not phosphoric acid glass, and general
Logical glass is silicate glass).Therefore, the utility model embodiment by adjustable lens T lens modules 303 by carrying out glass
Substrate plate infrared cut coating or change glass material can cause adjustable lens T lens modules 303 glass substrate have pair
Burnt and filtering infrared light line function.
Wherein, blue tinted glass has carried out infrared isolation coating film treatment.Specifically, can be carried out on the surface of blue tinted glass infrared
Isolate coating film treatment, for example, infrared cut coating can be plated in the upper surface of blue tinted glass, or, can be in the lower surface of blue tinted glass
Infrared cut coating is plated, or, it can plate infrared cut coating in the upper and lower surface of blue tinted glass.It is it is of course also possible to only right
Infrared isolation coating film treatment is carried out in the maximum magnitude of the possibility imaging of blue tinted glass, and (fringe region of blue tinted glass may be by
It is embedded into other assemblies, thus, can be without infrared isolation coating film treatment).It can be managed in the maximum magnitude that may be imaged
Solve au bleu glass intermediate region (plate the upper surface that infrared barrier film can be intermediate region, lower surface, or, upper following table
Face).
Optionally, the adjustable lens T lens modules 303 access the pcb board 301 by driving chip.
Optionally, the top of the camera lens 305 is provided with the protective glass for protecting the camera lens 305.
Optionally, the integral thickness of the camera module is 3mm~5mm.
Optionally, above-mentioned adjustable camera lens T lens modules 303 may also include：
Surrounding package circuit, the surrounding package circuit comprise at least 4 pins, wherein, the first pin is used to connect positive pole,
Second pin is used to connect negative pole, and the 3rd pin and the 4th pin are used to connect the pcb board 301.Under normal circumstances, because imaging needs
Will, imaging sensor 302 certainly will need reserved certain height with the camera lens 305 above it, and imaging sensor 302 could be by mirror
The first 305 light generation images collected.From the figure 3, it may be seen that adjustable lens T lens modules 303 set imaging sensor 302
Top, specific adjustable lens T lens modules 303 are arranged between imaging sensor 302 and camera lens 305, can equivalent to utilizing
Lens T lens modules 303 are adjusted to be arranged on the space that should be natively reserved between imaging sensor 302 and camera lens 305, and
Adjustable lens T lens modules 303 are set in this reserved space, so as to save extra setting adjustable lens T lens
The space of module 303, also it is equivalent to have compressed the thickness of overall camera module, optionally, camera module can be made
Highly reach 3mm~5mm.
And then from the structure of the camera module described by Fig. 3, due to adjustable in the utility model embodiment
The range imaging sensor 302 of mirror T lens modules 303 is closer to can realize more preferable focus effects, light is directly by camera lens
Adjustable lens T lens modules 303 are reached, then, then reach the imaging sensor 302 on pcb board 301, thus, adjustable lens T
Lens modules 303 can directly reflect to the light from camera lens 305, and light is lost less, and the light of aggregation is more, and its is right
Burnt effect is more preferable.
As can be seen that the camera module described by the utility model embodiment, including pcb board 301, on the pcb board 301
Imaging sensor 302 is attached with, the top of imaging sensor 302 is provided with adjustable lens T lens modules 303, the adjustable lens
With imaging sensor 302 in being oppositely arranged, adjustable lens T lens modules 303 are used for based on control electricity T lens modules 303
Pressure realizes focusing, and the top of adjustable lens T lens modules 303 is provided with the camera lens carrier 30 as one kind 4 for fixed lens, the camera lens
The top of carrier 30 as one kind 4 is provided with camera lens 305.Due to replacing motor using adjustable lens T lens modules 303 to realize focusing, because
And using the camera module in the utility model embodiment, it can will not produce magnetic interference on the basis of focusing is realized.
Consistent with the abovely, referring to Fig. 4, a kind of structure journey of the terminal 500 provided for the utility model embodiment is shown
It is intended to.Terminal 500 described in the present embodiment, it includes housing 501, drive circuit (not marked in figure) and as described in Figure 3
Camera module 300, the camera module 300 is assemblied in the housing 501, the drive circuit and the adjustable lens
T lens modules connect, and are specifically connected with the driving chip in the adjustable lens T lens modules, to pass through control voltage control
Adjustable lens T lens modules (not marked in figure) processed realize focusing.
Wherein, as shown in figure 3, camera module 300 may include following module：
Pcb board 301, imaging sensor 302 is attached with the pcb board 301；
The top of imaging sensor 302 is provided with adjustable lens T lens modules 303, the adjustable lens T lens moulds
With the imaging sensor 302 in being oppositely arranged, the adjustable lens T lens modules 303 are used to be based on control voltage block 303
Realize focusing；
The top of adjustable lens T lens modules 303 is provided with the camera lens carrier 30 as one kind 4 for fixed lens；
The top of camera lens carrier 30 as one kind 4 is provided with camera lens 305.
Optionally, it is provided with optical filter between the camera lens 305 and the adjustable lens T lens modules 303.Optionally,
Above-mentioned optical filter can be IR-cut sheet glass IR.
Above-mentioned optical filter main filtration is by some light (such as infrared light, visible ray) in after camera lens 305, with resistance
Only it reaches the imaging sensor on pcb board 301.
Wherein, above-mentioned pcb board 301：The circuit part of control camera lens 305 of camera module.
Above-mentioned camera lens carrier 30 as one kind 4：Fixed lens are used, specifically, camera lens carrier 30 as one kind 4, the effect that camera lens 305 is passed through into screw thread
On camera lens carrier 30 as one kind 4.Above-mentioned main function is to collect light.Above-mentioned imaging sensor 302：The light that camera lens 305 is collected into
Line is projected on imaging sensor 302, and optical signal is changed into electric signal output by the photodiode inside the chip.
Optionally, the adjustable lens T lens modules 303 include：
Glass substrate and the piezoceramics film being placed in above the glass substrate.
Optionally, the glass substrate of the adjustable lens T lens modules 303 has carried out infrared isolation coating film treatment.
Optionally, the glass substrate of the adjustable lens T lens modules 303 is blue tinted glass, the master of the blue tinted glass
Composition is wanted as phosphate or not phosphoric acid.
Optionally, the blue tinted glass has carried out infrared isolation coating film treatment.
Infrared isolation coating film treatment is carried out on the glass substrate of T lens modules 303, can be filled into by from camera lens
305 infrared light, then reach imaging sensor 302, so as to serve the function of infrared filtering, and by T lens modules 303
It is integrated in the function of infrared filtering in T lens modules 303, it is possible to reduce the setting of optical filter, structure setting are more simplified.
Optionally, in above-mentioned the utility model embodiment, the base plate glass of adjustable camera lens T lens modules 303 is changed
Make, camera module (for example, being applied to the camera module in mobile phone) is inner may to use an IR-cut sheet glass (IR
Cut filter, IR) or blue tinted glass (Blue Glass, BG) go intercept infrared light, because camera chip can sense
To infrared light, and human eye only has reaction to visible ray, improved adjustable to keep consistent with scenery effect seen by person
Camera lens T lens modules have the function of filtering infrared light line.Wherein, the principle of IR glass is the base plate glass in water white transparency
On by plating infrared cut coating reflect infrared light, the cardinal principle of blue tinted glass is inhaled using a kind of glass of special substance
Receive infrared light and only allow visible ray by the way that (conventionally used BG materials are phosphate glass or not phosphoric acid glass, and general
Logical glass is silicate glass).Therefore, the utility model embodiment by adjustable lens T lens modules 303 by carrying out glass
Substrate plate infrared cut coating or change glass material can cause adjustable lens T lens modules 303 glass substrate have pair
Burnt and filtering infrared light line function.
Wherein, blue tinted glass has carried out infrared isolation coating film treatment.Specifically, can be carried out on the surface of blue tinted glass infrared
Isolate coating film treatment, for example, infrared cut coating can be plated in the upper surface of blue tinted glass, or, can be in the lower surface of blue tinted glass
Infrared cut coating is plated, or, it can plate infrared cut coating in the upper and lower surface of blue tinted glass.It is it is of course also possible to only right
Infrared isolation coating film treatment is carried out in the maximum magnitude of the possibility imaging of blue tinted glass, and (fringe region of blue tinted glass may be by
It is embedded into other assemblies, thus, can be without infrared isolation coating film treatment).It can be managed in the maximum magnitude that may be imaged
Solve au bleu glass intermediate region (plate the upper surface that infrared barrier film can be intermediate region, lower surface, or, upper following table
Face).
Optionally, the adjustable lens T lens modules 303 access the pcb board 301 by driving chip.
Optionally, the top of the camera lens 305 is provided with the protective glass for protecting the camera lens 305.
Optionally, the integral thickness of the camera module is 3mm~5mm.
Optionally, above-mentioned adjustable camera lens T lens modules 303 may also include：
Surrounding package circuit, the surrounding package circuit comprise at least 4 pins, wherein, the first pin is used to connect positive pole,
Second pin is used to connect negative pole, and the 3rd pin and the 4th pin are used to connect the pcb board.
Under normal circumstances, because imaging needs, imaging sensor 302 certainly will need reserved one with the camera lens 305 above it
The light that camera lens 305 collects could be generated image by fixed height, imaging sensor 302.From the figure 3, it may be seen that adjustable lens T
Lens modules 303 set the top of imaging sensor 302, and specific adjustable lens T lens modules 303 are arranged on imaging sensing
Between device 302 and camera lens 305, imaging sensor 302 and camera lens are arranged on equivalent to using adjustable lens T lens modules 303
The space that should be natively reserved between 305, and adjustable lens T lens modules are set in this reserved space, so as to
The extra space that adjustable lens T lens modules are set is saved, is also equivalent to have compressed the thickness of overall camera module,
Optionally, the height of camera module can be made to reach 3mm~5mm.
As can be seen that the terminal described by the utility model embodiment, due to being replaced using adjustable lens T lens modules
Motor is focused to realize, thus, using the camera module in the utility model embodiment, the basis of focusing can realized
On, magnetic interference will not be produced, further, since being arranged on imaging sensor 302 and camera lens using adjustable lens T lens modules
The space that should be natively reserved between 305, and adjustable lens T lens modules 303 are set in this reserved space,
So as to save the extra space for setting adjustable lens T lens modules, so as to have compressed the integral thickness of overall camera.Institute
With the terminal described by the utility model embodiment, on the basis of it can both realize focusing, magnetic interference will not be produced, simultaneously
Also integral thickness is reduced.
A kind of referring to Fig. 5, embodiment schematic flow sheet of the focusing method provided for the utility model embodiment.It is based on
Above-mentioned Fig. 4 is described to terminal, the focusing method described in the present embodiment, comprises the following steps：
501st, focusing object is obtained.
In the specific implementation, focusing object can be terminal photographed scene in any object, object can be desk, computer,
Or can also be some specific facial image.Terminal can prestore the image of multiple objects, open camera it
Afterwards, can be with the object in scanning shoot scene, and the image in the presence of the object prestored is recognised that, if in the presence of, by
The object is as focusing object.
Optionally, user can choose some object as focusing object from photographed scene.
502nd, the focal distance between the focusing object and terminal is determined.
Wherein, terminal can utilize range sensor to determine the focal distance between focusing object and terminal.For example, can basis
The distance between every bit and terminal in focusing area where range sensor determines focusing object, by all of focusing area
The average distance value of point is as focal distance.
503rd, the control voltage for controlling adjustable lens T lens modules is determined according to the focal distance.
Wherein, step 503, it can determine that the focal distance is corresponding according to the corresponding relation between default distance and voltage
Control voltage.
Optionally, the corresponding relation between distance and voltage can be determined before the utility model embodiment is implemented, it is as follows
Shown in formula：
Y=f (x)
Wherein, x is distance, and y is voltage, and corresponding relations of the f between distance and voltage, when x is focal distance, y is
Control voltage corresponding to focal distance, f can be linear function or nonlinear function.Implement the utility model embodiment it
Before, different focal distances and control voltage corresponding data can be gathered by many experiments, be fitted or using instruction
Practice device to be trained, so as to obtain the corresponding relation between distance and voltage.
504th, the adjustable lens T lens modules are controlled to be focused according to the control voltage.
Wherein, can further, can using the driving chip supply in adjustable lens T lens modular peripheral encapsulated circuits
Lens T lens modules are adjusted to produce deformation with above-mentioned control voltage, piezoceramics film, so as to produce and the control voltage
Corresponding refractive index, realized and focused using the refractive index.Focused in this way, can be realized by adjustable lens T lens modules, at this
In focus process, it is not necessary to motor is used, thus, magnetic interference will not be produced.
The utility model embodiment can be used for following scene：For example, user can be using the facial image of someone as focusing
Object, photographed scene is entered in the people, then can be using its people as focusing object, the region of its facial image is as focusing area
Domain, and then, focal distance is determined according to the facial image.
As can be seen that the utility model embodiment, can obtain focusing object, determine between the focusing object and terminal
Focal distance, the control voltage for controlling adjustable lens T lens modules is determined according to the focal distance, according to control electricity
Voltage-controlled adjustable lens T lens modules processed are focused.Thus, using the utility model embodiment, it can be determined in focusing object
Afterwards, the focal distance between the focusing object and terminal is determined according to the focusing object, and then, determine to use according to the focal distance
In the control voltage of adjustable lens T lens modules, realized and focused based on control voltage adjustable lens T lens modules, at this
In focus process, magnetic interference will not be produced, and realizes that the thickness of the device of the focusing method reduces.
Although the utility model is described with reference to specific features and embodiment, it is clear that, do not departing from
In the case of spirit and scope of the present utility model, various modifications and combinations can be carried out to it.Correspondingly, the specification and drawings
The exemplary illustration of the present utility model that only appended claims are defined, and be considered as and covered in the scope of the utility model
Any and all modifications, change, combination or equivalent.Obviously, those skilled in the art can be carried out to the utility model
Various changes and modification are without departing from spirit and scope of the present utility model.So, if it is of the present utility model these modification and
Modification belongs within the scope of the utility model claims and its equivalent technologies, then the utility model is also intended to change comprising these
Including dynamic and modification.
Claims (10)
- A kind of 1. camera module, it is characterised in that including：Pcb board, imaging sensor is attached with the pcb board；Adjustable lens T lens modules are provided with above the imaging sensor, the adjustable lens T lens modules are used to be based on Control voltage realizes focusing；The camera lens carrier for fixed lens is provided with above the adjustable lens T lens modules；Camera lens is provided with above the camera lens carrier；Headspace is set between the imaging sensor and the camera lens, and the adjustable lens T lens modules are arranged at reserved In space.
- 2. camera module according to claim 1, it is characterised in that the adjustable lens T lens modules include periphery Encapsulated circuit and T lens core components, wherein, driving chip is included in the surrounding package circuit, and pass through the driving core Piece provides control voltage to drive the T lens core components, and the T lens core components include glass substrate and are placed in institute State the piezoceramics film above glass substrate.
- 3. camera module according to claim 2, it is characterised in that the glass base of the adjustable lens T lens modules Plate has carried out infrared isolation coating film treatment.
- 4. camera module according to claim 2, it is characterised in that the glass base of the adjustable lens T lens modules Plate is blue tinted glass, the main component of the blue tinted glass phosphoric acid for phosphate or not.
- 5. camera module according to claim 4, it is characterised in that the blue tinted glass has carried out infrared isolation plated film Processing.
- 6. camera module according to claim 1, it is characterised in that optical filter is provided with the camera lens carrier, and The camera lens is arranged on the optical filter.
- 7. camera module according to claim 6, it is characterised in that the optical filter is IR-cut sheet glass IR.
- 8. camera module according to claim 6, it is characterised in that the camera lens carrier forms one with the optical filter Individual fixed encapsulation.
- 9. according to the camera module described in any one of claim 1 to 8, it is characterised in that the thickness of the camera module For 3mm~5mm.
- 10. a kind of terminal, it is characterised in that including the shooting head mould described in housing, drive circuit and claim any one of 1-8 Group, the camera module are assemblied in the housing, and the drive circuit is connected with the adjustable lens T lens modules, with logical Cross control voltage control adjustable lens T lens modules and realize focusing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720093739.0U CN206878942U (en) | 2017-01-23 | 2017-01-23 | A kind of camera module and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720093739.0U CN206878942U (en) | 2017-01-23 | 2017-01-23 | A kind of camera module and terminal |
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| Publication Number | Publication Date |
|---|---|
| CN206878942U true CN206878942U (en) | 2018-01-12 |
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| CN201720093739.0U Expired - Fee Related CN206878942U (en) | 2017-01-23 | 2017-01-23 | A kind of camera module and terminal |
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| CN (1) | CN206878942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451222A (en) * | 2018-11-26 | 2019-03-08 | 努比亚技术有限公司 | Ultra-thin camera mechanism and mobile terminal |
-
2017
- 2017-01-23 CN CN201720093739.0U patent/CN206878942U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451222A (en) * | 2018-11-26 | 2019-03-08 | 努比亚技术有限公司 | Ultra-thin camera mechanism and mobile terminal |
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