CN107566565A - Camera radiating subassembly, mobile terminal and cooling control method - Google Patents
Camera radiating subassembly, mobile terminal and cooling control method Download PDFInfo
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- CN107566565A CN107566565A CN201710760004.3A CN201710760004A CN107566565A CN 107566565 A CN107566565 A CN 107566565A CN 201710760004 A CN201710760004 A CN 201710760004A CN 107566565 A CN107566565 A CN 107566565A
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Abstract
The invention discloses a kind of camera radiating subassembly, cooling control method and mobile terminal, the camera radiating subassembly includes processor, and it is arranged at intervals at camera module and receiver on PCB, one or more air outlets are opened up on the receiver, the camera module and receiver are connected with processor signal.The present invention preferably realizes the temperature of control camera, preferably controls camera radiating subassembly carrier entirety temperature rise.
Description
Technical field
The present invention relates to mobile terminal technical field of heat dissipation, more particularly to a kind of camera radiating subassembly, mobile terminal and
Cooling control method.
Background technology
With the development of the communication technology, the use of portable mobile terminal (such as smart mobile phone, tablet personal computer) is increasingly
Extensively, and as user is thinner to mobile terminal, the demand of large-size screen monitors, mobile terminal is increasingly strong to the demand of radiating, wherein
Because camera is one of main pyrotoxin in mobile terminal, camera radiating is the key of mobile terminal integral heat sink
One.
Traditional radiating mode is mainly radiated by increasing graphite or copper foil etc. on camera module, PCB and metal cover
Material, heat is scattered rapidly by heat sink material around heat generating spot, and is delivered to the metal parts of mobile terminal case, finally
It is dispersed into outside mobile terminal, to reach the reduction of mobile terminal temperature.
But the traditional radiating mode of mobile terminal camera is difficult to control complete machine temperature rise, is badly in need of new radiating mode
Auxiliary heat dissipation.
The content of the invention
It is a primary object of the present invention to provide a kind of camera radiating subassembly, mobile terminal and cooling control method, purport
It is difficult the technical problem for controlling complete machine temperature rise in the traditional radiating mode of solution mobile terminal camera.
To achieve the above object, the embodiment of the present invention provides a kind of camera radiating subassembly, the camera radiating subassembly
Including processor, and the camera module and receiver being arranged at intervals on PCB, one or more air-out are opened up on the receiver
Mouthful, the camera module and receiver are connected with processor signal.
Alternatively, the air-out direction of the air outlet is towards camera module.
Alternatively, the camera radiating subassembly also includes being used for the TEMP for detecting camera module real time temperature
Device, the temperature sensor are connected with processor signal.
Alternatively, the camera module is dual camera module.
Alternatively, the camera radiating subassembly also includes the heat-conducting piece that one end is arranged in camera module, described to lead
Warmware is arranged at the air outlet with respect to the other end of camera module.
Alternatively, it is provided with radiating fin on the heat-conducting piece.
Alternatively, the camera radiating subassembly also includes the heat dissipation channel for connecting the air outlet and heat-conducting piece.
Alternatively, the heat dissipation channel is provided with the thermal vias that relatively described air outlet is set.
The present invention also provides a kind of cooling control method, and the cooling control method is applied to camera radiating subassembly, institute
Stating camera radiating subassembly includes spaced camera module, receiver and the temperature for detecting camera module real time temperature
Sensor, the cooling control method include：
Obtain the module temperature of temperature sensor detection；
Judge whether the module temperature is more than or equal to default maximum, preset greatly if module temperature is more than or equal to
Value, then the vibrating diaphragm of receiver is driven to be worked with predeterminated frequency；
If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
The present invention also provides a kind of mobile terminal, and the mobile terminal includes memory, processor, is stored in the storage
On device and the radiating control program that can be run on the processor and above-mentioned camera radiating subassembly, the radiating control
Following steps are realized when program is by the computing device：
Obtain the module temperature of temperature sensor detection；
Judge whether the module temperature is more than or equal to default maximum, preset greatly if module temperature is more than or equal to
Value, then the vibrating diaphragm of receiver is driven to be worked with predeterminated frequency；
If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
The present invention controls receiver by being to open up air outlet on the spaced receiver of camera module by processor
Interior vibrating diaphragm works to form wind-force, realizes that wind flow is blown away from air outlet to camera module, so as to camera module heat
Source carries out air-cooled, disperses the heat of camera module rapidly under the action of the forces of the wind, the heat dispersed through the graphite piece on PCB or
Metalwork, the metal casing of camera radiating subassembly carrier (such as mobile terminal) is delivered to rapidly, so as to quickly by heat transfer
To the outside of camera radiating subassembly carrier, so as to preferably realize the temperature of control camera, preferably camera is controlled to dissipate
Hot assembly carrier entirety temperature rise.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the hardware architecture diagram for realizing each optional mobile terminal of embodiment one of the present invention；
Fig. 2 is the radio communication device schematic diagram of mobile terminal in Fig. 1；
Fig. 3 is the structural representation of the embodiment of camera radiating subassembly one of the present invention；
Fig. 4 is the structural representation of another embodiment of camera radiating subassembly of the present invention；；
Fig. 5 is the schematic flow sheet of the example of cooling control method one of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In follow-up description, the suffix using such as " module ", " part " or " unit " for representing element is only
Be advantageous to the explanation of the present invention, itself there is no a specific meaning.Therefore, " module ", " part " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), guider, wearable device, Intelligent bracelet, pedometer etc. move
Dynamic terminal, and the fixed terminal such as digital TV, desktop computer.
It will be illustrated in subsequent descriptions by taking mobile terminal as an example, it will be appreciated by those skilled in the art that except special
Outside element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, its hardware architecture diagram for a kind of mobile terminal of each embodiment of the realization present invention, the shifting
Dynamic terminal 100 can include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103rd, A/V (audio/video) input block 104, sensor 105, display unit 106, user input unit 107, interface unit
108th, the part such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not form the restriction to mobile terminal, and mobile terminal can be included than illustrating more or less parts,
Either combine some parts or different parts arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, the reception and transmission of signal, specifically, by base station
Downlink information receive after, handled to processor 110；In addition, up data are sent to base station.Generally, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrate
Frequency unit 101 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, WCDMA), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, FDD Long Term Evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex Long Term Evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, it is simultaneously not belonging to must be configured into for mobile terminal, completely can be according to need
To be omitted in the essential scope for do not change invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or WiFi module 102 it is receiving or
It is sound that the voice data stored in memory 109, which is converted into audio signal and exported,.Moreover, audio output unit 103
The audio output related to the specific function that mobile terminal 100 performs can also be provided (for example, call signal receives sound, disappeared
Breath receives sound etc.).Audio output unit 103 can include loudspeaker, buzzer etc..
A/V input blocks 104 are used to receive audio or video signal.A/V input blocks 104 can include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after the processing of graphics processor 1041 can be deposited
Storage is transmitted in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (voice data), and can be voice data by such acoustic processing.Audio (voice) data after processing can
To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises and eliminate (or suppression) algorithm to eliminate (or suppression) in reception and send sound
Caused noise or interference during frequency signal.
Mobile terminal 100 also includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity transducer can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, the application available for identification mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Display unit 106 is used for the information for showing the information inputted by user or being supplied to user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 1061.
User input unit 107 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 107 may include contact panel 1071 with
And other input equipments 1072.Contact panel 1071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 1071 or in contact panel 1071
Neighbouring operation), and corresponding attachment means are driven according to formula set in advance.Contact panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
Contact coordinate is converted into, then gives processor 110, and the order sent of reception processing device 110 and can be performed.In addition, can
To realize contact panel 1071 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
Include but be not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
One or more, do not limit herein specifically.
Further, contact panel 1071 can cover display panel 1061, detect thereon when contact panel 1071 or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, contact panel 1071 and display panel
1061 be the part independent as two to realize the input of mobile terminal and output function, but in certain embodiments, can
Input and the output function of mobile terminal are realized so that contact panel 1071 and display panel 1061 is integrated, is not done herein specifically
Limit.
Interface unit 108 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 100.For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storage software program and various data, and memory 109 can be that a kind of storage of computer is situated between
Matter, the memory 109 are stored with mobile terminal operation responder of the present invention.Memory 109 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 109, and call and be stored in storage
Data in device 109, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Such as
Processor 110 performs the mobile terminal operation responder in memory 109, to realize mobile terminal operation responder of the present invention
The step of each embodiment of method.
Processor 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and
Modem processor, wherein, application processor mainly handles operating system, user interface and application program etc., modulation /demodulation
Processor mainly handles radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110
In.
Mobile terminal 100 can also include the power supply 111 (such as battery) to all parts power supply, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also will not be repeated here including bluetooth module etc..
For the ease of understanding the embodiment of the present invention, the communications network system being based on below to the mobile terminal of the present invention enters
Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention, the communication network system
Unite as the LTE system of universal mobile communications technology, the UE that the LTE system includes communicating connection successively (User Equipment, is used
Family equipment) 201, E-UTRAN (Evolved UMTS Terrestrial Radio Access Network, evolved UMTS lands
Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation
204。
Specifically, UE201 can be above-mentioned terminal 100, and here is omitted.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connected with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide UE201 to EPC203 access.
EPC203 can include MME (Mobility Management Entity, mobility management entity) 2031, HSS
(Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way,
Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and
Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling between EPC203, there is provided carrying and connection management.HSS2032 is all to manage for providing some registers
Such as the function of attaching position register (not shown) etc, and preserve some and used about service features, data rate etc.
The special information in family.All customer data can be transmitted by SGW2034, and PGW2035 can provide UE 201 IP
Address is distributed and other functions, and PCRF2036 is strategy and the charging control strategic decision-making of business data flow and IP bearing resources
Point, it selects and provided available strategy and charging control decision-making with charge execution function unit (not shown) for strategy.
IP operation 204 can include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia
System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art it is to be understood that the present invention not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And following new network system etc., do not limit herein.
Based on above-mentioned mobile terminal hardware configuration and communications network system, loudspeaker assembly of the present invention and movement are proposed eventually
Hold each embodiment.
The present invention provides a kind of camera radiating subassembly, reference picture 3, and camera radiating subassembly includes processor (in figure not
Show), and the camera module 1 and receiver 2 being arranged at intervals on PCB10, one or more air outlets are opened up on receiver 2
21, camera module 1 and receiver 2 are connected with processor signal.
PCB (Printed Circuit Board, printed circuit board) is not a part for camera radiating subassembly, can
To be a part for camera radiating subassembly installation carrier, as mobile terminal includes PCB, camera radiating group is installed on PCB
Processor, camera module 1 and the receiver 2 of part.Processor can be controlled to the opening and closing of the vibrating diaphragm of receiver 2, also can
Enough working conditions to camera module 1 are controlled.It can increase radiating piece (not shown) on camera module 1 and PCB,
Such as radiating piece is graphite or copper foil heat sink material, by the heat on camera module 1 and PCB rapidly to dissipating around radiating piece
Open, radiating piece, which is tried one's best, is arranged on the air-out direction of 2 air outlet of receiver 21 or is arranged on the periphery of the air outlet 21 of receiver 2.
The setting quantity of air outlet 21 can determine air outlet 21 according to the working frequency of the vibrating diaphragm (not shown) of receiver 2
The maximum of the working frequency of the number opened up, wherein vibrating diaphragm is higher, and the number that air outlet 21 opens up is more, in camera module
When 1 temperature is too high, the vibrating diaphragm of receiver 2 is opened, to produce air-flow and be blown out from air outlet 21, to caused by camera module 1
Heat is diffused, so as to carry out auxiliary heat dissipation to camera module 1.The vibration frequency of the vibrating diaphragm of receiver 2 is unsuitable too high, not
User is influenceed to be defined to the audibility of the output sound of receiver 2.
Optionally, 1-2mm is spaced between receiver 2 and camera module 1, air outlet 21 is not influenceing other devices on PCB10
On the premise of part is installed, the air-out direction of air outlet 21 is as far as possible towards camera module 1, so as to which the cold wind that air outlet 21 is blown out can
The direction of camera module 1 directly is blowed to, will be blown as far as possible so as to make heat caused by the camera module 1 of main heating source
Dissipate, avoid heat from excessively concentrating and cause the region local temperature of camera module 1 too high.Specifically, air outlet 21 goes out
Wind direction can control and adjust by setting wind deflector (not shown) at air outlet 21, and wind deflector can be rotation
Or fixed, but in order to simplify manufacture difficulty, reduce production cost, can be closed according to the relative position of receiver 2 and camera module 1
System, and the heating region position of camera module 1, by adjusting aperture position and wind deflector of the air outlet 21 on receiver 2
Setting direction, the main heating region of wind that air outlet 21 blows out towards camera module 1 is realized, to realize more receiver
2 wind-cooling heat dissipating effects.In addition, air outlet 21, which should try one's best, is arranged at the side of receiver 2, the influence that audio is exported to receiver 2 is reduced.
In the present embodiment, by being to open up air outlet on the spaced receiver of camera module, processor is passed through
Vibrating diaphragm in control receiver works to form wind-force, realizes that wind flow is blown away from air outlet to camera module, so as to shooting
The progress of head mould group thermal source is air-cooled, disperses the heat of camera module rapidly under the action of the forces of the wind, the heat dispersed is through on PCB
Graphite piece or metalwork, the metal casing of camera radiating subassembly carrier (such as mobile terminal) is delivered to rapidly, so as to quickly will
Heat transfer is to the outside of camera radiating subassembly carrier, so as to preferably realize the temperature of control camera, preferably control
Camera radiating subassembly carrier entirety temperature rise.
Further, in another embodiment of camera radiating subassembly of the present invention, camera radiating subassembly also includes being used for
The temperature sensor of camera module real time temperature is detected, temperature sensor is connected with processor signal.Temperature sensor is being schemed
Not shown in, temperature sensor may be disposed in camera module, and more accurately to detect the temperature of camera module, temperature passes
Sensor can be multiple, and temperature sensor is by the temperature data real-time Transmission of acquisition camera module to processor, so as to take the photograph
When (being more than or equal to default maximum) too high as head module temperature, just the vibrating diaphragm in receiver is controlled to work to be formed by processor
Wind-force, realize that wind flow is blown away from air outlet to camera module, it is air-cooled so as to be carried out to camera module thermal source, imaging
When head module temperature is less than default maximum, by processor the vibrating diaphragm in receiver can be controlled to be stopped, in not shadow as far as possible
On the premise of ringing receiver normal work, the temperature control for camera wind-cooling heat dissipating, preferably realizing camera is realized, is improved
Consumer's Experience.
Alternatively, camera module is dual camera module, i.e., camera radiating subassembly of the invention is also applied for double take the photograph
As the radiating of head mould group, in view of heat produced by dual camera module is relatively more, receiver can be properly increased and shake vibration of membrane frequently
Rate, particularly taken pictures in user merely with mobile terminal (the installation carrier of camera radiating subassembly), do not utilize mobile terminal
Receiver conversed or raised one's voice to its utmost outside sound when, now user to the vibration frequency of mobile terminal receiver vibrating diaphragm without hard requirement, this
When receiver whole to the default very big frequency of frequency-adjustable, to improve wind-force caused by receiver diaphragm oscillations, so as to enter one
Step improves the air-cooled radiating effect of receiver.Certainly, if detecting, mobile terminal now or needs to be conversed using receiver
Or during outer sound reproduction sound, then now (wherein default working frequency is small for the preferably greater than not default working frequency of the vibration frequency of receiver vibrating diaphragm
In default very big frequency, wherein presetting the specified peak frequency that very big frequency can be receiver), otherwise earpiece sound can be caused to export
The problem of distortion or excessive trill, thus can according to user to the conditions of demand of handset function (currently used or without using),
The vibration frequency (or claim working frequency) of receiver vibrating diaphragm is adjusted, can not heighten in the vibration frequency of receiver vibrating diaphragm, image head mould
When group temperature is again too high, now processor can set according to user to output alarm, or processor and directly stop taking the photograph
As head mould group works or improved the vibration frequency of receiver vibrating diaphragm.
Further, in the another embodiment of camera radiating subassembly of the present invention, reference picture 4, camera radiating group, 10 also
The heat-conducting piece 3 being arranged at including one end in camera module 1, heat-conducting piece 3 are arranged at air-out with respect to the other end of camera module 1
21 at mouthful.
3 graphite pieces of heat-conducting piece or metalwork (such as copper foil), the one end of heat-conducting piece 3 connect in camera module 1, specifically,
Because the side that camera module 1 deviates from PCB10 is thermal source, so heat-conducting piece 3 is arranged at camera module 1 away from PCB10's
On side, heat-conducting piece 3 can be flake structure, and covering is located at the surface of camera module 1, so as to the heat energy of camera module 1
Enough to be quickly delivered on heat-conducting piece 3, heat-conducting piece 3 can be quickly to peripheral space transmission and direct along heat-conducting piece 3 by heat
Conduction is at air outlet 21, so as to avoid heat caused by camera module from excessively concentrating, make heat with heat-conducting piece 3 quickly to
Peripheral space and the diffusion of the direction of air outlet 21, further increase the heat-sinking capability of camera radiating subassembly.
Alternatively, be provided with radiating fin 31 on heat-conducting piece 3, radiating fin 31 can array be arranged at the both sides of heat-conducting piece 3,
Radiating fin 31 is big in the contact area of peripheral space, i.e. the area of dissipation of radiating fin 31 is big, is set so as to further increase
The area of dissipation of the heat-conducting piece 3 of radiating fin 31 is put, further increases the heat-sinking capability of camera radiating subassembly.Specifically,
It is parallel to each other between radiating fin 31, radiating fin 31 is arranged at the region that heat-conducting piece 3 is at air outlet 21, radiating fin 31
Between gap bearing of trend try one's best it is parallel with the air-out direction of air outlet 21, so as to be advantageous to air outlet 21 blowout wind-force from
Blown between radiating fin 31, be advantageous to the flowing that air outlet 21 blows out wind-force, so as to stronger heat-conducting piece 3 and radiating fin 31
Radiating, further increase the heat-sinking capability of camera radiating subassembly.
Alternatively, reference picture 4, camera radiating subassembly also include connection air-out, 21 and heat-conducting piece 3 heat dissipation channel (figure
Not shown in), heat dissipation channel can be copper pipe structure, directly connect air outlet 21 and heat-conducting piece 3, the wind-force blown out to air outlet 21
(i.e. air-flow) is drained, make wind-force more rapidly, directly with heat-conducting piece 3, so as on the whole improve heat-conducting piece 3 heat conduction,
Radiating efficiency, further increase the heat-sinking capability of camera radiating subassembly.In addition, heat dissipation channel is provided with relative air outlet 21
The thermal vias (not shown) of setting, that is to say, that part of the heat dissipation channel away from air outlet 21 is provided with thermal vias,
Avoid setting thermal vias close to the part of air outlet 21 in heat dissipation channel, prevent the wind-force that air outlet 21 is blown out from just entering radiating
Passage just sheds from thermal vias and can not contacted with heat-conducting piece 3, is also prevented from air outlet 21 and blows out after wind-force contacts with heat-conducting piece 3
Temperature compared with high gas flow heat dissipation channel for a long time stop, the temperature compared with high gas flow after thermal vias flows out quickly with movement
Terminal metal contact therewith, outside by the temperature compared with heat Quick diffusing entrained by high gas flow to mobile terminal, enter one
Step improves the heat-sinking capability of camera radiating subassembly.
Further, the present invention also provides a kind of mobile terminal, and the mobile terminal includes memory, processor, storage
On the memory and the radiating control program that can be run on the processor and above-mentioned camera radiating subassembly, institute
Following steps are realized when stating radiating control program by the computing device：
Obtain the module temperature of temperature sensor detection；
Judge whether the module temperature is more than or equal to default maximum, preset greatly if module temperature is more than or equal to
Value, then the vibrating diaphragm of receiver is driven to be worked with predeterminated frequency；
If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
Mobile terminal includes the technical characteristic of above-mentioned camera radiating subassembly any embodiment, on the PCB of mobile terminal between
Every setting camera radiating subassembly camera module and receiver, the processor signal of camera module and receiver with mobile terminal
Connection.It is connected because mobile terminal contains camera module and receiver with processor signal, realizes essentially identical skill
Art effect, therefore do not make to tire out herein to state, specific expansion content and explanation can refer to above-mentioned each reality of camera radiating subassembly
Apply the content of example.
Further, the present invention also provides a kind of cooling control method, and cooling control method is applied to camera radiating group
Part, camera radiating subassembly includes spaced camera module, receiver and detection camera module or mobile terminal is whole
The temperature sensor of machine real time temperature, cooling control method include：
Step S10, obtain the module temperature of temperature sensor detection；
Step S20, judges whether module temperature is more than or equal to default maximum；
Step S30, if module temperature is more than or equal to default maximum, the vibrating diaphragm of receiver is driven with predeterminated frequency work
Make；If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
Processor obtains the module temperature obtained by temperature sensor detection camera module, certainly, the module temperature
It can be the mobile terminal complete machine temperature of temperature sensor detection；Judge whether module temperature is more than or equal to default maximum
(such as 70 degrees Celsius), if module temperature is more than or equal to default maximum, processor starts receiver radiating mode, and processor is sent
Instruction, receiver vibrating diaphragm is driven to be worked with predeterminated frequency by electric signal, so as to which vibrating diaphragm agitates generation air-flow and forms wind-force, wind-force
Camera module is blowed to by the air outlet of receiver, heat scatters rapidly, by mobile terminal metal casing under wind-force effect
It is delivered to outside mobile terminal.Detecting that module temperature is less than default maximum, then stopping the vibrating diaphragm work of receiver, certainly this
Place stops the vibrating diaphragm work of receiver, needs the current operating state of detecting handset, if receiver current operating state is in user's use
During state, then the vibrating diaphragm of receiver is kept to be worked with default working frequency, if receiver current operating state is in non-user and uses shape
During state, then stop the vibrating diaphragm work of receiver.
In addition, being less than default maximum in module temperature, then determine whether module temperature is less than default closing temperature
Spend (such as 50 degrees Celsius), detecting that module temperature is less than pre-shutdown temperature, processor sends instruction stopping receiver radiating mould
Formula, stop the vibrating diaphragm work of receiver, stop the vibrating diaphragm work of receiver herein certainly, need the current operating state of detecting handset, if
When receiver current operating state is in user's use state, then the vibrating diaphragm of receiver is kept to be worked with default working frequency, if receiver
When current operating state is in non-user use state, then stop the vibrating diaphragm work of receiver.
Predeterminated frequency herein can be set dynamically according to mobile terminal receiver current operating state, the work at present of receiver
State includes user's use state and non-user use state, and when receiver is in user's use state, receiver is in and answers electricity
The state of words or output sound, when receiver is in non-user use state, receiver is in idle state.Getting module temperature
After degree, the current operating state of receiver is identified, if receiver current operating state is in user's use state, by receiver vibrating diaphragm
Predeterminated frequency be adjusted to default working frequency, if receiver current operating state is in non-user use state, receiver is shaken
The predeterminated frequency of film is adjusted to preset very big frequency, wherein presetting very big frequency is more than default working frequency.Supplemented by assistant solution should
Embodiment, aided in illustrating with an instantiation, such as the specified peak frequency of receiver vibrating diaphragm is 100Hz, default work frequency
Rate is 80Hz, then preset very big frequency can be 80Hz to arbitrary value between 100Hz, make in receiver current operating state in user
During with state, to avoid the normal work for influenceing receiver from causing Consumer's Experience to be deteriorated, the predeterminated frequency of receiver vibrating diaphragm is adjusted
For 80Hz；When receiver current operating state is in non-user use state, dissipated further to improve camera in mobile terminal
The heat-sinking capability of hot component, the predeterminated frequency of receiver vibrating diaphragm is adjusted to preset very big frequency, such as presetting very big frequency is
100Hz。
In the present embodiment, the module temperature detected by obtaining temperature sensor, then judges whether module temperature is big
In or equal to default maximum；If module temperature is more than or equal to default maximum, the vibrating diaphragm of receiver is driven with predeterminated frequency
Work；If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver, and realization is based on module temperature or shifting
The start and stop mechanism of dynamic terminal complete machine temperature control receiver auxiliary heat dissipation, promptly and accurately, effectively reduces mobile terminal complete machine temperature, carries
Rise Consumer's Experience.
In addition, the embodiment of the present invention also proposes a kind of computer-readable recording medium, the computer-readable recording medium
On be stored with radiating control program, following operation is realized when the radiating control program is executed by processor：
Obtain the module temperature of temperature sensor detection；
Judge whether the module temperature is more than or equal to default maximum, preset greatly if module temperature is more than or equal to
Value, then the vibrating diaphragm of receiver is driven to be worked with predeterminated frequency；
If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions to cause a station terminal (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, these are belonged within the protection of the present invention.
Claims (10)
1. a kind of camera radiating subassembly, it is characterised in that the camera radiating subassembly includes processor, and is arranged at intervals
In opening up one or more air outlets, the camera module and receiver in camera module and receiver on PCB, the receiver
It is connected with processor signal.
2. camera radiating subassembly as claimed in claim 1, it is characterised in that the air-out direction direction shooting of the air outlet
Head mould group.
3. camera radiating subassembly as claimed in claim 1, it is characterised in that the camera radiating subassembly also includes being used for
The temperature sensor of camera module real time temperature is detected, the temperature sensor is connected with processor signal.
4. camera radiating subassembly as claimed in claim 1, it is characterised in that the camera module is dual camera mould
Group.
5. camera radiating subassembly as claimed in claim 1, it is characterised in that the camera radiating subassembly also includes one end
The heat-conducting piece being arranged in camera module, the heat-conducting piece are arranged at the air outlet with respect to the other end of camera module
Place.
6. camera radiating subassembly as claimed in claim 5, it is characterised in that be provided with radiating fin on the heat-conducting piece.
7. camera radiating subassembly as claimed in claim 5, it is characterised in that the camera radiating subassembly also includes connection
The heat dissipation channel of the air outlet and heat-conducting piece.
8. camera radiating subassembly as claimed in claim 7, it is characterised in that the heat dissipation channel be provided with it is relatively described go out
The thermal vias that air port is set.
9. a kind of cooling control method, it is characterised in that the cooling control method is applied to camera radiating subassembly, described to take the photograph
As head radiating subassembly includes spaced camera module, receiver and the TEMP for detecting camera module real time temperature
Device, the cooling control method include：
Obtain the module temperature of temperature sensor detection；
Judge whether the module temperature is more than or equal to default maximum, if module temperature is more than or equal to default maximum,
Then the vibrating diaphragm of receiver is driven to be worked with predeterminated frequency；
If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
10. a kind of mobile terminal, it is characterised in that the mobile terminal includes memory, processor, is stored in the memory
The camera described in radiating control program and claim 1 to 8 any one gone up and can run on the processor dissipates
Hot component, following steps are realized when the radiating control program is by the computing device：
Obtain the module temperature of temperature sensor detection；
Judge whether the module temperature is more than or equal to default maximum, if module temperature is more than or equal to default maximum,
Then the vibrating diaphragm of receiver is driven to be worked with predeterminated frequency；
If detecting, module temperature is less than default maximum, stops the vibrating diaphragm work of receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760004.3A CN107566565A (en) | 2017-08-29 | 2017-08-29 | Camera radiating subassembly, mobile terminal and cooling control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760004.3A CN107566565A (en) | 2017-08-29 | 2017-08-29 | Camera radiating subassembly, mobile terminal and cooling control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107566565A true CN107566565A (en) | 2018-01-09 |
Family
ID=60977599
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710760004.3A Pending CN107566565A (en) | 2017-08-29 | 2017-08-29 | Camera radiating subassembly, mobile terminal and cooling control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787201A (en) * | 2020-06-29 | 2020-10-16 | 维沃移动通信有限公司 | Electronic equipment, heat dissipation control method and heat dissipation control device of camera module |
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| US20080117599A1 (en) * | 2006-11-20 | 2008-05-22 | Casio Computer Co., Ltd. | Portable electronic device |
| CN105159424A (en) * | 2015-09-11 | 2015-12-16 | 小米科技有限责任公司 | Cooling structure, cooling method and device, and mobile device |
| CN205123806U (en) * | 2015-11-04 | 2016-03-30 | 联想(北京)有限公司 | Mobile terminal with front camera and large LCD |
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| CN111787201A (en) * | 2020-06-29 | 2020-10-16 | 维沃移动通信有限公司 | Electronic equipment, heat dissipation control method and heat dissipation control device of camera module |
| WO2022001870A1 (en) * | 2020-06-29 | 2022-01-06 | 维沃移动通信有限公司 | Electronic equipment, and heat dissipation control method and apparatus for camera module |
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