CN110708447A - Camera modules and terminal equipment - Google Patents

Abstract

The present application relates to a camera module and terminal equipment. The camera module includes a base, a lens group, an image sensor, a liquid lens and an extrusion structure. The lens group, the image sensor, and the liquid lens are respectively connected to the base. The liquid lens is located between the lens group and the image sensor, and ambient light can enter the lens group, and then enter the image sensor through the lens group and the liquid lens. The squeezing structure is connected to the base and can squeeze the liquid lens to deform the liquid lens. The above-mentioned camera module, the extrusion structure can squeeze the liquid lens to deform the liquid lens, and the curvature of the surface of the liquid lens also changes after the liquid lens is deformed, so that the angle of the light passing through the liquid lens can be adjusted, and then focusing or anti-focusing can be achieved. Shake function. The structure of the camera module is relatively simple, and the deformation of the liquid lens can be easily controlled with relatively low power consumption, so as to obtain a faster focusing speed or a better anti-shake effect.

Description

Camera modules and terminal equipment

technical field

The present application relates to the technical field of optical cameras, and in particular, to a camera module and terminal equipment.

Background technique

Mobile terminals such as smartphones are generally equipped with camera modules, and high-pixel camera modules are increasingly becoming a necessary configuration for mobile terminals. However, as the pixels of the camera module increase, the volume of the lens group increases accordingly, so a larger driving force is required to push the lens group to move to achieve focusing or anti-shake function, but the larger driving force will make the driving structure The volume increases accordingly, which is not conducive to the miniaturized design of the camera module.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a camera module and a terminal device, which can meet the focusing or anti-shake requirements of a high-pixel camera module, and facilitate the miniaturized design of the camera module.

A camera module, comprising:

body;

a lens group connected to the base;

an image sensor connected to the base;

A liquid lens, connected to the base and located between the lens group and the image sensor, ambient light can be incident on the lens group, and then incident on the image through the lens group and the liquid lens sensors; and

The extrusion structure is connected to the seat body and can squeeze the liquid lens to deform the liquid lens.

The above-mentioned camera module, the extrusion structure can squeeze the liquid lens to deform the liquid lens, and the curvature of the surface of the liquid lens also changes after the liquid lens is deformed, so that the angle of the light passing through the liquid lens can be adjusted, and then focusing or anti-focusing can be achieved. Shake function. The extrusion structure and the liquid lens have relatively small volume and simple structure, and the deformation of the fluid is easy to control, so the deformation of the liquid lens can be easily controlled at relatively low power consumption to obtain faster focusing Speed or better anti-shake effect. After the liquid lens is adopted, there is no need to set a driving mechanism to push the lens group to move, so the structure of the camera module can be simplified, and the difficulty and cost of manufacture can be reduced.

In one embodiment, the positions of the lens group and the base are relatively fixed; the liquid lens includes a substrate and a light-transmitting body disposed on the base, and the base is fixedly connected to the base, so The light-transmitting body is connected to the substrate; light can pass through the substrate and the light-transmitting body and be incident on the image sensor.

In one embodiment, the light-transmitting body includes a casing and a liquid wrapped in the casing, the casing is a flexible body, and the casing is connected to the substrate.

In one embodiment, the camera module includes a filter, and the filter is connected to the base and located between the liquid lens and the image sensor, or the filter is connected to the The substrate is located between the lens group and the image sensor, or the filter is connected to the extrusion structure and located between the lens group and the image sensor.

In one embodiment, the material of the substrate is glass or PI, and the surface of the substrate is provided with an IR film layer; or, the material of the substrate is blue glass.

In one embodiment, an AR film layer is provided on the surface of the substrate.

In one embodiment, the pressing structure includes a connecting portion and a moving portion, the connecting portion is connected to the base, and the moving portion is connected to the connecting portion and can move relative to the base to abut against the base. The light-transmitting body is pressed and the light-transmitting body is pressed.

In one embodiment, the connecting part is an elastic sheet, the extruding structure includes a magnet and a coil, the magnet is connected to the base, the coil is connected to the moving part, and the coil can drive the moving part when energized. The moving part moves.

In one embodiment, the camera module includes any of the following solutions:

The connecting part is a shrapnel, the moving part includes a magnetostrictive material; the extrusion structure includes an electromagnet, which is fixedly connected to the base, and can generate a magnetic field when the electromagnet is energized to Drive the moving part to deform and squeeze the light-transmitting body;

The connecting part is an elastic sheet, and the moving part includes piezoelectric material; the pressing structure includes an electrode, the electrode is connected to the moving part, and the electrode can generate an electric field to drive the moving part to deform and squeeze the transparent body.

In one of the embodiments, the number of the extrusion structures is multiple and is arranged in the circumferential direction of the lens group at equal intervals.

A terminal device includes a casing and the camera module according to any one of the above embodiments, wherein the camera module is arranged on the casing.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a schematic diagram of a terminal device in an embodiment of the application;

2 is a cross-sectional view of a camera module in the first embodiment of the application;

FIG. 3 is a schematic diagram of the position of the extrusion structure in an embodiment of the application;

4 is a schematic diagram of the position of the extrusion structure in another embodiment of the present application;

5 is a cross-sectional view of a camera module in a second embodiment of the application;

6 is a cross-sectional view of a camera module in a third embodiment of the present application;

7 is a cross-sectional view of a camera module in a fourth embodiment of the present application;

FIG. 8 is a schematic structural diagram of a terminal device provided by this application.

Detailed ways

In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the related drawings. The preferred embodiments of the present application are shown in the accompanying drawings. However, the application may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that a thorough and complete understanding of the disclosure of this application is provided.

As used herein, "terminal equipment" refers to a device capable of receiving and/or sending communication signals, including but not limited to, connected via any one or several of the following connection methods:

(1) Connection via wired line, such as via public switched telephone network (PublicSwitchedTelephone Networks, PSTN), digital subscriber line (Digital Subscriber Line, DSL), digital cable, direct cable connection;

(2) Via a wireless interface, such as a cellular network, a wireless local area network (Wireless Local Area Network, WLAN), a digital TV network such as a DVB-H network, a satellite network, and an AM-FM broadcast transmitter.

A terminal device arranged to communicate via a wireless interface may be referred to as a "mobile terminal". Examples of mobile terminals include, but are not limited to, the following electronic devices:

(1) Satellite telephone or cellular telephone;

(2) Personal Communications System (PCS) terminals that can combine cellular radio telephones with data processing, facsimile, and data communication capabilities;

(3) Radiotelephone, pager, Internet/Intranet access, Web browser, memo pad, calendar, Personal Digital Assistant (PDA) equipped with a Global Positioning System (Global Positioning System, GPS) receiver;

(4) conventional laptop and/or palm-sized receivers;

(5) Conventional laptop and/or palm radiotelephone transceivers and the like.

1 , in some embodiments, the terminal device 10 is a smartphone, the terminal device 10 includes a camera module 100 and a casing 200 , the camera module 100 is disposed in the casing 200 , and the camera module 100 can be used to perform a shooting function. For example, in some embodiments, the camera module 100 can perform the function of the front camera, and the user can perform operations such as self-portrait, video call, etc. through the camera module 100 . In other embodiments, the camera module 100 can perform the function of the rear camera, and the user can perform operations such as close-up shooting, long-range shooting, and video recording through the camera module 100 . In other embodiments, the terminal device 10 may be a tablet computer, a notebook computer, or the like. This application takes the camera module 100 of a smartphone as an example for description, but it can be understood that the camera module 100 disclosed in this application is also applicable to other types of terminal devices 10 .

first embodiment

Referring to FIG. 2 , in the first embodiment of the present application, the camera module 100 includes a base body 110 , a lens group 120 , an image sensor 130 , a liquid lens 140 and an extrusion structure 150 . The lens group 120 , the image sensor 130 , the liquid lens 140 and the extrusion structure 150 are respectively mounted on the base body 110 , and the base body 110 plays a role of positioning, supporting and protecting. The base body 110 is provided with an opening 111 for entering light, and the lens group 120 is disposed at the opening 111 and connected to the base body 110 . The image sensor 130 is connected to the base body 110 , and the liquid lens 140 is connected to the base body 110 and is located between the lens group 120 and the image sensor 130 . The ambient light can enter the lens group 120 from the opening 111 , pass through the lens group 120 and the liquid lens 140 and then pass through the lens group 120 and the liquid lens 140 . Incident to the image sensor 130 to convert the ambient light signal into an electrical signal, and after further processing, an image of the object to be photographed can be formed. The squeezing structure 150 is connected to the base body 110 and can squeeze the liquid lens 140 to deform the liquid lens 140 , thereby changing the curvature of the surface of the liquid lens 140 , so that the angle of the outgoing light is changed.

The positions of the lens group 120 and the base body 110 are relatively fixed. Specifically, the lens group 120 may include a lens barrel 121 and two or more lenses 123. The lenses 123 are mounted on the lens barrel 121 and are supported and protected by the lens barrel 121. . The lens barrel 121 may be fixedly connected to the base body 110 by means of screw connection, bonding or snapping. Of course, the lens barrel 121 is not necessary, and the plurality of lenses 123 can be directly mounted to the base body 110 . Further, the liquid lens 140 includes a substrate 141 and a light-transmitting body 143 disposed on the substrate 141 . The substrate 141 is fixedly connected to the base body 110 and is located on the side of the lens group 120 facing the image sensor 130 . The material of the substrate 141 may be glass or PI (Polyimide, polyimide), and the substrate 141 has relatively high light transmittance, for example, the light transmittance of the substrate 141 may be above 85%. In some embodiments, the light-transmitting body 143 is located between the substrate 141 and the image sensor 130, and the light-transmitting body 143 includes a casing and a liquid wrapped in the casing. The liquid can be water, or a solution formed by water and other components, or It is a polymer, or other liquid organic substances, inorganic substances, etc., which have high light transmittance. For example, the light transmittance of the liquid lens 140 may be above 80%. The housing is a flexible body and is connected to the substrate 141. For example, the housing can be a soft film. The substrate 141 can support and protect the light-transmitting body 143. The light passing through the lens group 120 can pass through the substrate 141 and the light-transmitting body 143. and incident on the image sensor 130 . In other embodiments, the light-transmitting body 143 is located between the lens group 120 and the substrate 141 , and the light passing through the lens group 120 passes through the light-transmitting body 143 and the substrate 141 in sequence and enters the image sensor 130 .

Referring to FIG. 2 , in the first embodiment of the present application, the extrusion structure 150 includes a connecting portion 151 and a moving portion 153 , the connecting portion 151 is connected to the base body 110 , and the moving portion 153 is connected to the connecting portion 151 and can move relative to the base body 110 to Abut the light-transmitting body 143 and press the light-transmitting body 143 . Specifically, in some embodiments, the connecting portion 151 is an elastic sheet, the extrusion structure 150 includes a magnet 155 and a coil 157, the magnet 155 is connected to the base 110 and is used to provide a magnetic field, the coil 157 is connected to the moving portion 153 and is located in the magnetic field, and the coil 157 When powered on, it can interact with the magnetic field and drive the moving part 153 to move to squeeze the light-transmitting body 143 , and the connecting part 151 can be used for returning the moving part 153 . In other embodiments, the connecting part 151 is an elastic sheet, the moving part 153 includes a magnetostrictive material, and the magnetostrictive material includes a Laves phase rare earth iron compound RFe ₂ , etc., and the magnetostrictive material can produce a telescopic deformation in a magnetic field. The extrusion structure 150 includes an electromagnet, the electromagnet is fixedly connected to the base body 110 , and can generate a magnetic field when the electromagnet is energized to drive the moving part 153 to deform and squeeze the light-transmitting body 143 , and the connecting part 151 can be used for the return of the moving part 153 . bit. In other embodiments, the connecting portion 151 is an elastic sheet, and the moving portion 153 includes a piezoelectric material, and the piezoelectric material can be stretched and deformed under the action of an electric field. The pressing structure 150 includes electrodes, which are connected to the moving part 153 and can generate an electric field when the power is turned on to drive the moving part 153 to deform and squeeze the light-transmitting body 143 .

The structure of the above-mentioned extrusion structure 150 is relatively simple and easy to control, and the volume of the extrusion structure 150 is relatively small, which is favorable for miniaturized design. Since the driving force required for the deformation of the liquid is relatively small, the liquid lens 140 can be driven to produce a relatively large deformation with relatively low power consumption, so as to meet the focusing or anti-shake requirements of the camera module 100, and the Faster response time. In particular, for the high-pixel camera module 100, the volume of the lens group 120 is relatively large. After using the liquid lens 140 and the extrusion structure 150 of the present application, it is not necessary to provide a driving mechanism to drive the lens group 120 to move, so it can be simplified. The structure of the camera module 100 reduces the power consumption of the camera module 100 , reduces the manufacturing difficulty and manufacturing cost of the camera module 100 , and is beneficial to the miniaturized design of the camera module 100 .

Further, the camera module 100 includes a filter 160 and a circuit board 170, the filter 160 and the circuit board 170 are respectively connected to the base 110, and the filter 160 is located between the liquid lens 140 and the image sensor 130, and the image sensor 130 is electrically The circuit board 170 is sexually connected. The circuit board 170 can be provided with a flexible circuit board, and is electrically connected to the main board of the terminal device 10 through the flexible circuit board, so as to transmit the image data collected by the camera module 100 to the processor of the terminal device 10 for further processing. The filter 160 can filter infrared light, so that the camera module 100 can obtain better shooting quality.

The number of the extrusion structures 150 may be multiple, for example, the extrusion structures 150 may include two, and the two extrusion structures 150 are disposed on opposite sides of the lens group 120 . For another example, the extruded structures 150 may include three, and the three extruded structures 150 are arranged at equal intervals in the circumferential direction of the lens group 120 , that is, the centers of two adjacent extruded structures 150 about the optical axis 122 of the lens group 120 The angle is 120 degrees. Referring to FIG. 3 and FIG. 4 , in the first embodiment of the present application, there are four extrusion structures 150 , and the four extrusion structures 150 are arranged at equal intervals in the circumferential direction of the lens group 120 , that is, two adjacent extrusion structures 150 The central angle of the structure 150 with respect to the optical axis 122 is 90 degrees. With this extrusion structure 150, two extrusion structures 150 disposed opposite to each other can be controlled as a group, so that the deformation of the liquid lens 140 can be easily controlled and a relatively high control precision can be obtained. Referring to FIG. 3 , in some embodiments, the outline of the cross-section of the base body 110 is rectangular, and the extrusion structures 150 are disposed corresponding to the four sides of the rectangle. For example, each side of the rectangle is provided with a magnet 155, and each magnet is provided with a coil 157 correspondingly. Referring to FIG. 4 , in other embodiments, the extrusion structures 150 are disposed at the four corners of the rectangle. For example, each corner of the rectangle is provided with a magnet 155, and each magnet 155 is provided with a coil 157 correspondingly. Other types of extrusion structures 150 can be set with reference to the above embodiments, and details are not described herein again. Of course, in other embodiments, there may be more than four extrusion structures 150 to set multiple force application points on the light-transmitting body 143 of the liquid lens 140 , thereby achieving higher-precision control.

In the above camera module 100, the extrusion structure 150 can squeeze the liquid lens 140 to deform the liquid lens 140. After the liquid lens 140 is deformed, the curvature of its surface also changes, so that the angle of the light passing through the liquid lens 140 can be adjusted. And then can achieve focus or anti-shake function. The extrusion structure 150 and the liquid lens 140 have a relatively small volume, and the structure is relatively simple, and the deformation of the fluid is easy to control, so the deformation of the liquid lens 140 can be easily controlled at relatively low power consumption, so as to obtain more Fast focusing speed or better anti-shake effect. After the liquid lens 140 is used, there is no need to set a driving mechanism to push the lens group 120 to move, so the structure of the camera module 100 can be simplified, and the difficulty and cost of manufacture can be reduced. Of course, in other embodiments, the lens group 120 may be provided with a driving mechanism such as a voice coil motor, so that the lens group 120 can move relative to the base 110 , or a single or multiple lenses 123 in the lens group 120 can be moved relative to the base 110 . Move for better focus or stabilization. However, it can be understood that since the camera module 100 is provided with the liquid lens 140 and the extrusion structure 150, the requirements for the voice coil motor can be reduced. For example, the control precision of the voice coil motor can be reduced, so as to reduce the manufacturing difficulty of the voice coil motor and the manufacturing cost of the camera module 100 .

Second Embodiment

Referring to FIG. 5 , in the second embodiment of the present application, the filter 160 is disposed on the surface of the substrate 141 , and the filter 160 is located between the lens group 120 and the image sensor 130 . Specifically, in some embodiments, the light-transmitting body 143 of the liquid lens 140 is located between the substrate 141 and the image sensor 130 , that is, the light-transmitting body 143 is located on the side of the substrate 141 away from the lens group 120 . The filter 160 is disposed on the side of the substrate 141 away from the light-transmitting body 143 , that is, the filter 160 is located between the lens group 120 and the substrate 141 . In other embodiments, the light-transmitting body 143 of the liquid lens 140 is located between the lens group 120 and the substrate 141 , that is, the light-transmitting body 143 is located on the side of the substrate 141 facing the lens group 120 . The filter 160 is disposed on the side of the substrate 141 away from the light-transmitting body 143 , that is, the filter 160 is located between the substrate 141 and the image sensor 130 . For the camera module 100 with the above structure, the base body 110 does not need to be provided with an additional installation structure for the filter 160, and the filter 160 and the substrate 141 can be assembled and formed to simplify the connection structure, thus simplifying the installation structure of the camera module 100 and reducing the size of the camera. The thickness of the module 100 in the extending direction of the optical axis 122 of the lens group 120 makes the internal structure of the camera module 100 more compact and facilitates the miniaturized design of the camera module 100 . For other structures of the camera module 100, reference may be made to the first embodiment of the present application, which will not be repeated here.

Third Embodiment

Referring to FIG. 6 , in the third embodiment of the present application, the filter 160 is disposed on the moving part 153 of the extrusion structure 150 , and the filter 160 is located between the lens group 120 and the image sensor 130 . Specifically, in some embodiments, the light-transmitting body 143 of the liquid lens 140 is located between the substrate 141 and the image sensor 130 , that is, the light-transmitting body 143 is located on the side of the substrate 141 away from the lens group 120 . The filter 160 is disposed on the moving part 153 and is located on the side of the translucent body 143 facing the image sensor 130 . When the moving part 153 moves, the filter 160 moves with the moving part 153 and can meet the requirements of filtering infrared light. In other embodiments, the light-transmitting body 143 of the liquid lens 140 is located between the lens group 120 and the substrate 141 , that is, the light-transmitting body 143 is located on the side of the substrate 141 facing the lens group 120 . The filter 160 is disposed on the moving part 153 and is located on the side of the transparent body 143 facing the lens group 120 . When the moving part 153 moves, the filter 160 moves with the moving part 153 and can meet the requirements of filtering infrared light. For the camera module 100 with the above structure, the base body 110 does not need to be provided with an additional installation structure for the filter 160, and the filter 160 and the moving part 153 can be assembled and molded to simplify the connection structure, so the installation structure of the camera module 100 can be simplified and reduced. The thickness of the camera module 100 in the extending direction of the optical axis 122 of the lens group 120 can make the internal structure of the camera module 100 more compact and facilitate the miniaturization design of the camera module 100 . For other structures of the camera module 100, reference may be made to the first embodiment of the present application, which will not be repeated here.

Fourth Embodiment

Referring to FIG. 7 , in the fourth embodiment of the present application, the optical filter 160 and its mounting structure are omitted. In some embodiments, the surface of the substrate 141 is provided with an IR film layer 142, and the IR film layer 142 can reflect infrared light to reduce the infrared light incident to the image sensor 130 or prevent the infrared light from entering the image sensor 130, so as to improve the camera module Group 100 shot quality. In other embodiments, the substrate 141 can be made of a blue glass material, and the main component of the blue glass material is phosphate or fluorophosphate, which can absorb infrared light, so as to reduce the infrared light incident to the image sensor 130 or avoid infrared light The light is incident on the image sensor 130 to improve the shooting quality of the camera module 100 . In the camera module 100 with the above structure, since the filter 160 is omitted, the mounting structure of the filter 160 does not need to be set on the base 110 , so the structure of the camera module 100 is simplified, and the number of the camera module 100 in the lens group 120 can be reduced. The thickness in the extending direction of the optical axis 122 of the 100°C makes the internal structure of the camera module 100 more compact, so as to facilitate the miniaturized design of the camera module 100 . Further, the surface of the substrate 141 can also be provided with an AR film layer. For example, the AR film layer and the IR film layer 142 can be respectively provided on two opposite surfaces of the substrate 141 to increase the transmittance of light and further improve the camera. The shooting quality of the module 100. For other structures of the camera module 100, reference may be made to the first embodiment of the present application, which will not be repeated here.

Referring to FIG. 8 , FIG. 8 is a schematic structural diagram of a terminal device 10 provided by this application. The terminal device 10 may include a radio frequency (RF, Radio Frequency) circuit 501, a memory 502 including one or more computer-readable storage media, an input unit 503, a display unit 504, a sensor 505, an audio circuit 506, a wireless fidelity ( WiFi, Wireless Fidelity) module 507, a processor 508 including one or more processing cores, a power supply 509 and other components. Those skilled in the art can understand that the structure of the terminal device 10 shown in FIG. 8 does not constitute a limitation on the terminal device 10, and may include more or less components than the one shown, or combine some components, or different components layout.

The radio frequency circuit 501 can be used to send and receive information, or to receive and send signals during a call. In particular, after receiving the downlink information of the base station, it is handed over to one or more processors 508 for processing; in addition, it sends the uplink data to the base station. . Generally, the radio frequency circuit 501 includes, but is not limited to, an antenna, at least one amplifier, a tuner, one or more oscillators, a Subscriber Identity Module (SIM) card, a transceiver, a coupler, a low noise amplifier (LNA, Low Noise Amplifier), duplexer, etc. In addition, the radio frequency circuit 501 can also communicate with the network and other devices through wireless communication. The wireless communication may use any communication standard or protocol, including but not limited to Global System for Mobile Communication (GSM, Global System of Mobile communication), General Packet Radio Service (GPRS, General Packet Radio Service), Code Division Multiple Access (CDMA, Code Division Multiple Access), Wideband Code Division Multiple Access (WCDMA, Wideband Code Division Multiple Access), Long Term Evolution (LTE, Long TermEvolution), email, Short Messaging Service (SMS, Short Messaging Service), etc.

Memory 502 may be used to store applications and data. The application program stored in the memory 502 contains executable code. Applications can be composed of various functional modules. The processor 508 executes various functional applications and data processing by executing application programs stored in the memory 502 . The memory 502 may mainly include a stored program area and a stored data area, wherein the stored program area may store an operating system, an application program (such as a sound playback function, an image playback function, etc.) required for at least one function, and the like; The use of the terminal device 10 creates data (such as audio data, phone book, etc.) and the like. Additionally, memory 502 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, the memory 502 may also include a memory controller to provide access to the memory 502 by the processor 508 and the input unit 503 .

The input unit 503 can be used to receive input numbers, character information or user characteristic information (such as fingerprints), and generate keyboard, mouse, joystick, optical or trackball signal input related to user settings and function control. Specifically, in a specific embodiment, the input unit 503 may include a touch-sensitive surface as well as other input devices. A touch-sensitive surface, also known as a touch display or trackpad, collects the user's touch operations on or near it (such as the user's finger, stylus, etc., any suitable operation near the surface), and drive the corresponding connection device according to the preset program. Alternatively, the touch-sensitive surface may include two parts, a touch detection device and a touch controller. Among them, the touch detection device detects the user's touch orientation, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it to the touch controller. To the processor 508, and can receive the command sent by the processor 508 and execute it.

The display unit 504 can be used to display information input by the user or information provided to the user and various graphical user interfaces of the terminal device 10, which can be composed of graphics, text, icons, videos, and any combination thereof. The display unit 504 may include a display panel. Optionally, the display panel may be configured in the form of a liquid crystal display (LCD, Liquid Crystal Display), an organic light emitting diode (OLED, Organic Light-Emitting Diode), and the like. Further, the touch-sensitive surface may cover the display panel, and when the touch-sensitive surface detects a touch operation on or near it, it is transmitted to the processor 508 to determine the type of the touch event, and then the processor 508 displays the touch event according to the type of the touch event. The corresponding visual output is provided on the panel. Although in FIG. 8 the touch-sensitive surface and the display panel are implemented as two separate components to implement the input and input functions, in some embodiments, the touch-sensitive surface and the display panel may be integrated to implement the input and output functions.

The terminal device 10 may also include at least one sensor 505, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel according to the brightness of the ambient light, and the proximity sensor may turn off the display panel and/or when the terminal device 10 moves to the ear. or backlight. As a kind of motion sensor, the gravitational acceleration sensor can detect the magnitude of acceleration in all directions (usually three axes), and can detect the magnitude and direction of gravity when stationary, and can be used for applications that recognize the attitude of mobile phones (such as horizontal and vertical screen switching, related games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; as for other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared sensor, etc. that can be configured on the terminal device 10, here No longer.

The audio circuit 506 can provide an audio interface between the user and the terminal device 10 through speakers and microphones. The audio circuit 506 can convert the received audio data into an electrical signal, transmit it to the speaker, and the speaker converts it into a sound signal for output; on the other hand, the microphone converts the collected sound signal into an electrical signal, which is converted into an electrical signal after being received by the audio circuit 506. After the audio data is processed by the output processor 508, the audio data is sent to, for example, another terminal device 10 via the radio frequency circuit 501, or the audio data is output to the memory 502 for further processing. The audio circuit 506 may also include an earphone holder to provide communication between the peripheral earphone and the terminal device 10 .

Wireless Fidelity (WiFi) is a short-distance wireless transmission technology, and the terminal device 10 can help users to send and receive emails, browse web pages, access streaming media, etc. through the Wi-Fi module 507, which provides users with wireless broadband Internet access. Although FIG. 8 shows the Wi-Fi module 507, it can be understood that it does not belong to the necessary structure of the terminal device 10, and can be completely omitted as required within the scope of not changing the essence of the invention.

The processor 508 is the control center of the terminal device 10, and uses various interfaces and lines to connect various parts of the entire terminal device 10, and executes by running or executing the application program stored in the memory 502 and calling the data stored in the memory 502. Various functions of the terminal device 10 and processing data, so as to monitor the terminal device 10 as a whole. Optionally, the processor 508 may include one or more processing cores; preferably, the processor 508 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, and application programs, etc. , the modem processor mainly deals with wireless communication. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 508 .

The terminal device 10 also includes a power supply 509 for powering the various components. Preferably, the power supply 509 can be logically connected to the processor 508 through a power management system, so that functions such as charging, discharging, and power consumption management are implemented through the power management system. The power source 509 may also include one or more DC or AC power sources, recharging systems, power failure detection circuits, power converters or inverters, power status indicators, and any other components.

Although not shown in FIG. 8 , the terminal device 10 may also include a Bluetooth module and the like, which will not be described herein again. During specific implementation, the above modules can be implemented as independent entities, or can be arbitrarily combined to be implemented as the same or several entities. The specific implementation of the above modules can refer to the previous method embodiments, which will not be repeated here.

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

The above-mentioned embodiments only represent several embodiments of the present application, and the descriptions thereof are relatively specific and detailed, but should not be construed as a limitation on the scope of the patent application. It should be pointed out that for those skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the scope of protection of the patent of the present application shall be subject to the appended claims.

Claims (11)

1. The utility model provides a camera module which characterized in that includes:

a base body;

the lens group is connected with the base body;

the image sensor is connected with the seat body;

the liquid lens is connected with the base and positioned between the lens group and the image sensor, and ambient light can enter the lens group, penetrate through the lens group and the liquid lens and then enter the image sensor; and

and the extrusion structure is connected with the base and can extrude the liquid lens so as to deform the liquid lens.

2. The camera module according to claim 1, wherein the position of the lens group is fixed relative to the base; the liquid lens comprises a substrate and a light-transmitting body arranged on the substrate, the substrate is fixedly connected with the base body, and the light-transmitting body is connected with the substrate; light can pass through the substrate and the light-transmitting body and be incident on the image sensor.

3. The camera module of claim 2, wherein the optically transparent body comprises a housing and a liquid enclosed in the housing, the housing is a flexible body and the housing is connected to the substrate.

4. The camera module of claim 2, wherein the camera module comprises a filter, the filter is connected to the base and located between the liquid lens and the image sensor, or the filter is connected to the substrate and located between the lens assembly and the image sensor, or the filter is connected to the extrusion structure and located between the lens assembly and the image sensor.

5. The camera module according to claim 2, wherein the substrate is made of glass or PI and an IR film layer is disposed on the surface of the substrate; or the substrate is made of blue glass.

6. The camera module of claim 5, wherein an AR film layer is disposed on a surface of the substrate.

7. The camera module according to any one of claims 2 to 6, wherein the pressing structure comprises a connecting portion and a moving portion, the connecting portion is connected to the base, and the moving portion is connected to the connecting portion and can move relative to the base to abut against and press the light-transmissive body.

8. The camera module according to claim 7, wherein the connecting portion is a spring, the extruding structure includes a magnet and a coil, the magnet is connected to the base, the coil is connected to the moving portion, and the coil can drive the moving portion to move when being powered on.

9. The camera module according to claim 7, characterized by comprising any one of the following solutions:

the connecting part is an elastic sheet, and the moving part comprises a magnetostrictive material; the extrusion structure comprises an electromagnet which is fixedly connected with the seat body and can generate a magnetic field when the electromagnet is electrified so as to drive the moving part to deform and extrude the light-transmitting body;

the connecting part is an elastic sheet, and the moving part comprises a piezoelectric material; the extrusion structure comprises an electrode, the electrode is connected with the moving part, and the electrode can generate an electric field to drive the moving part to deform and extrude the light-transmitting body.

10. The camera module according to any one of claims 1 to 6, wherein the number of the pressing structures is plural and is arranged in the circumferential direction of the lens group at equal intervals.

11. A terminal device, comprising a housing and the camera module according to any one of claims 1 to 10, wherein the camera module is disposed in the housing.

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