CN108462774B - A kind of structure optical mode group and mobile terminal - Google Patents
A kind of structure optical mode group and mobile terminal Download PDFInfo
- Publication number
- CN108462774B CN108462774B CN201810403910.2A CN201810403910A CN108462774B CN 108462774 B CN108462774 B CN 108462774B CN 201810403910 A CN201810403910 A CN 201810403910A CN 108462774 B CN108462774 B CN 108462774B
- Authority
- CN
- China
- Prior art keywords
- light source
- source assembly
- atmospheric pressure
- pressure value
- mode group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Environmental & Geological Engineering (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Semiconductor Lasers (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The embodiment of the invention provides a kind of structure optical mode group and mobile terminals, wherein the structure optical mode group includes: light source assembly, bracket, diffusive optical element, pressure sensor, and the control chip connecting with light source assembly；Pressure sensor, which is arranged in, to be connected in the airtight cavity formed by light source assembly, bracket with diffusive optical element, and is connect with control chip；Pressure sensor is used to monitor intracorporal first atmospheric pressure value of closed chamber, and the first atmospheric pressure value is sent to control chip；When the first atmospheric pressure value is less than preset threshold, control chip controls light source assembly reduces optical power.The embodiment of the present invention can be by the airtight cavity of structure optical mode group, it is provided with pressure sensor, when pressure sensor monitoring to intracorporal first atmospheric pressure value of closed chamber is less than preset threshold, controlling chip controls light source assembly reduces optical power, to effectively preventing structure optical mode group in abnormal operating state, the case where infrared laser signal can cause harm to the human body.
Description
Technical field
The present invention relates to field of photoelectric technology, more particularly to a kind of structure optical mode group and a kind of mobile terminal.
Background technique
Infrared laser emission mould group using very extensive, such as: face recognition technology, 3D (Three-Dimensions, three
Dimension) scanning, AR (Augmented Reality, augmented reality) and VR (Virtual Reality, virtual reality) etc..But it is sent out
Black light out in application process can generation harm safe to the human body.
If the infrared laser signal direct projection gone out produced by lasing fluorescence chip in Infrared laser emission mould group, can to human body
Injury can be generated to human body.As shown in Figure 1, be a kind of Infrared laser emission modular structure block diagram of the prior art, it is specific to wrap
It includes: first laser chip 101, the first module bracket 102, the first diffuser plate 103 and first circuit board 104.As shown in Fig. 2,
It is another Infrared laser emission modular structure block diagram in the prior art, can specifically include: second laser chip 201, the
Two module brackets 202, collimating mirror 203, the second diffuser plate 204 and second circuit board 205.Wherein, 101 He of first laser chip
Second laser chip 201 is for emitting infrared laser signal.In two kinds of above-mentioned Infrared laser emission mould groups, when the first diffuser plate
103 or second diffuser plate 204 when falling or breaking, infrared laser signal direct projection to human body in order to prevent can only select
It artificially goes to close first laser chip 101 or second laser chip 201, but manual operation is difficult to and timely responds to, and makes
At some potential safety problems.
Summary of the invention
In view of the above problems, the embodiment of the present invention provides a kind of structure optical mode group and mobile terminal, to solve structure optical mode
Group is under abnormal operating state, the problem of may damaging with human body.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, the embodiment of the invention provides a kind of structure optical mode groups, comprising: light source assembly, bracket, diffusion optics
Element, pressure sensor, and the control chip being connect with the light source assembly；
The pressure sensor setting is connected with the diffusive optical element and is formed by the light source assembly, the bracket
Airtight cavity in, and connect with the light source assembly；
The pressure sensor is for monitoring intracorporal first atmospheric pressure value of the closed chamber, and by first atmospheric pressure value
It is sent to the control chip；
When first atmospheric pressure value is less than preset threshold, light source assembly described in the control chip controls reduces light function
Rate.
Second aspect, the embodiment of the invention also provides a kind of mobile terminals, including above-mentioned structure optical mode group.
In embodiments of the present invention, it connects to form airtight cavity with diffusive optical element by light source assembly, bracket, in institute
The control chip for being provided in airtight cavity and connecting with the light source assembly is stated, and connect pressure sensing with the control chip
Device, the pressure sensor can be used for detecting the first atmospheric pressure value of airtight cavity.When the structure optical mode group is in improper
When working condition, first atmospheric pressure value can become smaller.The pressure sensor can be sent to the control core with the first atmospheric pressure value
Piece controls light source described in chip controls when described when pressure sensor detects that first atmospheric pressure value is less than preset threshold
Component reduces optical power, or control light source assembly switches to closed state, so as to avoid structure optical mode group in improper work
Make under state, the case where optical signal launched can cause harm to the human body.
Detailed description of the invention
Fig. 1 is a kind of infrared laser modular structure block diagram of the prior art；
Fig. 2 is another infrared laser modular structure block diagram of the prior art；
Fig. 3 is a kind of structural block diagram of structure optical mode group embodiment one of the invention；
Fig. 4 is a kind of structural block diagram of structure optical mode group embodiment two of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 3, a kind of structural block diagram of structure optical mode group embodiment one of the invention is shown, can specifically include:
Light source assembly 301, bracket 302, diffusive optical element 303, pressure sensor 304, and connect with the light source assembly 301
Control chip (not shown)；
The setting of pressure sensor 304 is by the light source assembly 301, the bracket 302 and diffusion optics member
In the airtight cavity 305 that the connection of part 303 is formed, and it is connect with the control chip；
The pressure sensor 304 is used to monitor the first atmospheric pressure value in the airtight cavity 305, and by described first
Atmospheric pressure value is sent to the control chip；
When first atmospheric pressure value is less than preset threshold, light source assembly 301 described in the control chip controls reduces light
Power.
Control chip can be used for storing preset threshold, and can be using the data received from pressure sensor 304
It is compared with the preset threshold of storage.
When structure optical mode group be in abnormal operating state (such as: diffusive optical element 303 is fallen, or damaged
The case where) when, the air pressure in airtight cavity 305 can become smaller, and the first atmospheric pressure value that pressure sensor 304 can will test is sent
To control chip.When pressure sensor 304 detects the first atmospheric pressure value of airtight cavity 305 lower than preset threshold, core is controlled
Piece, which controls light source assembly 301 connected to it, reduces optical power, and the optical signal for issuing light source assembly 301 will not cause human body
Damage, or control light source assembly 301 switch to closed state (optical power of light source assembly 301 is 0 at this time), to avoid light
Source component 301 accidentally injures human body.
In embodiments of the present invention, it is formed by the connection of light source assembly 301, bracket 302 and diffusive optical element 303 closed
Cavity 305, is provided with the control chip connecting with the light source assembly 301 in the airtight cavity 305, and with control core
The pressure sensor 304 of piece connection, the pressure sensor 304 can be used for detecting the first atmospheric pressure value of airtight cavity 305.When
When the structure optical mode group is in abnormal operating state, first atmospheric pressure value can become smaller.The pressure sensor 304 can be with
The first atmospheric pressure value that will test is sent to control chip, when described when pressure sensor 304 detects first atmospheric pressure value
When less than preset threshold, controlling light source assembly 301 described in chip controls reduces optical power, or control light source assembly 301 switches
To closed state, so as to avoid structure optical mode group under abnormal operating state, the optical signal launched can cause human body
The case where damage.
In a preferred embodiment, the light source assembly 301 may include: the circuit substrate connecting with the bracket 302
3011；And the light source component 3012 for connecting, and being located in the airtight cavity 305 with the circuit substrate 3011.
The circuit substrate 3011 can be PCB (Printed Circuit Board, printed circuit board), can use
SMT processes the mode of (Surface Mount Technology, surface mounting technology) or plug-in unit processing, by light source component
3012 are mounted on the circuit substrate 3011.
In a preferred embodiment, the light source component 3012 is vertical cavity surface emitting laser, infrared sharp for emitting
Optical signal.
It should be noted that light source component 3012 is vertical cavity surface emitting laser (VCSEL, Vertical Cavity
Surface Emitting Laser) it is only used as a kind of preferred embodiment, in practical applications, it is only necessary to 3012 energy of light source component
Infrared laser signal is enough issued, to the illumination mode of light source component 3012, component structure, component type and light source member
The shape for the optical signal that part 3012 issues is not construed as limiting.
The wavelength of the infrared laser signal can be between 750 nanometers to 1 millimeter.
In an advantageous embodiment, the diffusive optical element 303 is diffraction plate or diffuser plate.
The infrared laser signal that diffusive optical element 303 can launch light source assembly 301 causes light diffusion effect, increases
The beam angle of big infrared laser signal.
In a preferred embodiment, the bracket 302 is provided with for the through-hole to the airtight cavity 305 injection gas
306；Gas enters the airtight cavity 305 from the through-hole 306, and the first atmospheric pressure value in the airtight cavity 305 is increased
To preset initial value.
The through-hole 306 can be connected to the inner side and outer side of the bracket 302, can be given by using the through-hole 306
The airtight cavity 305 injects gas (such as: inert gas, air etc.), increases the air pressure in the airtight cavity 305, will
The first atmospheric pressure value in the airtight cavity 305 increases to preset initial value；Wherein, the preset initial value is greater than default threshold
Value.
In a preferred embodiment, the structure optical mode group can further include the sealing for closing the through-hole 306
Plug 307.
The sealing-plug 307 be used for it is described first atmospheric pressure value is increased into preset initial value after, described in closing
Close to the one end in 302 outside of bracket in through-hole 306, prevents gas to be expelled to 302 outside of bracket by through-hole 306, reduce
Air pressure in the airtight cavity 305.
In embodiments of the present invention, it is formed by the connection of light source assembly 301, bracket 302 and diffusive optical element 303 closed
Cavity 305, is provided with the control chip connecting with the light source assembly 301 in the airtight cavity 305, and with control core
The pressure sensor 304 of piece connection, the pressure sensor 304 can be used for detecting the first atmospheric pressure value of airtight cavity 305.Institute
It states bracket 302 to be provided with for the through-hole 306 to the airtight cavity 305 injection gas, gas enters institute from the through-hole 306
Airtight cavity 305 is stated, the first atmospheric pressure value in the airtight cavity 305 is increased into preset initial value；Wherein, described default first
Initial value is greater than preset threshold.It is described first atmospheric pressure value is increased into preset initial value after, pass through sealing-plug 307, envelope
It closes in the through-hole 306 close to the one end in 302 outside of bracket, prevents structure optical mode group in normal operation, first
The case where atmospheric pressure value can become smaller.When the structure optical mode group is in abnormal operating state, first atmospheric pressure value can become smaller.
The first atmospheric pressure value that the pressure sensor 304 can will test is sent to control chip, works as pressure sensor 304 when described
When detecting that first atmospheric pressure value is less than preset threshold, controlling light source assembly 301 described in chip controls reduces optical power, or
Control light source assembly 301 switches to closed state, so as to avoid structure optical mode group under abnormal operating state, launches
The case where optical signal can cause harm to the human body.
Referring to Fig. 4, a kind of structural block diagram of structure optical mode group embodiment two of the invention is shown, can specifically include:
Light source assembly 401, bracket 402, diffusive optical element 403, pressure sensor 404, and connect with the light source assembly 401
Control chip (not shown)；
The setting of pressure sensor 404 is by the light source assembly 401, the bracket 402 and diffusion optics member
In the airtight cavity 405 that the connection of part 403 is formed, and it is connect with the light source assembly 401；
The pressure sensor 404 is used to monitor the first atmospheric pressure value in the airtight cavity 405, and by described first
Atmospheric pressure value is sent to the control chip；
When first atmospheric pressure value is less than preset threshold, light source assembly 401 described in the control chip controls reduces light
Power.
Control chip can be used for storing preset threshold, and can be using the data received from pressure sensor 404
It is compared with the preset threshold of storage.
When structure optical mode group be in abnormal operating state (such as: diffusive optical element 403 is fallen, or damaged
The case where) when, the air pressure in airtight cavity 405 can become smaller, and the first atmospheric pressure value that pressure sensor 404 can will test is sent
To control chip, when pressure sensor 404 detects the atmospheric pressure value of airtight cavity 405 lower than preset threshold, control chip can
Optical power is reduced to control light source assembly 401 connected to it, the optical signal for issuing light source assembly 401 will not cause human body
Damage, or control light source assembly 401 switch to closed state (optical power of light source assembly 401 is 0 at this time), to avoid light
Source component 401 accidentally injures human body.
In a preferred embodiment, the light source assembly 401 may include: the circuit substrate connecting with the bracket 402
4011；And the light source component 4012 for connecting, and being located in the airtight cavity 405 with the circuit substrate 4011.
The circuit substrate 4011 can be PCB (Printed Circuit Board, printed circuit board), can use
SMT processes the mode of (Surface Mount Technology, surface mounting technology) or plug-in unit processing, by light source component
4012 are mounted on the circuit substrate 4011.
In a preferred embodiment, the light source component 4012 is vertical cavity surface emitting laser, infrared sharp for emitting
Optical signal.
It should be noted that light source component 4012 is vertical cavity surface emitting laser (VCSEL, Vertical Cavity
Surface Emitting Laser) it is only used as a kind of preferred embodiment, in practical applications, it is only necessary to 4012 energy of light source component
Infrared laser signal is enough issued, to the illumination mode of light source component 4012, component structure, component type and light source member
The shape for the optical signal that part 4012 issues is not construed as limiting.
The wavelength of the infrared laser signal can be between 750 nanometers to 1 millimeter.
In an advantageous embodiment, the diffusive optical element 403 is diffraction plate or diffuser plate.
The infrared laser signal that diffusive optical element 403 can launch light source assembly 401 causes light diffusion effect, increases
The beam angle of big infrared laser signal.
In a preferred embodiment, the structure optical mode group can further include collimation optics 406；The collimating optics
The setting of element 406 is connect between the diffusive optical element 403 and the light source assembly 401, and with the bracket 402.
The infrared laser signal that light source assembly 401 emits first passes through collimation optics 406, collimates to optical signal,
So that each optical path in infrared laser signal is parallel to each other.After infrared laser signal first penetrates collimation optics 406, then pass through
The diffusive optical element 403 is crossed, so that infrared laser signal can finally obtain better diffusion effect.
In a preferred embodiment, the collimation optics 406 are plano-convex lens；
Wherein, the collimation optics 406 are plane, the collimating optics close to the side of the light source assembly 401
Element 406 is convex surface close to the side of the diffusive optical element 403.
In a preferred embodiment, the bracket 402 is provided with for the through-hole to the airtight cavity 405 injection gas
407；Gas enters the airtight cavity 405 from the through-hole 407, and the first atmospheric pressure value in the airtight cavity 405 is increased
To preset initial value；Wherein, the preset initial value is greater than preset threshold.
The through-hole 407 can be connected to the inner side and outer side of the bracket 402, can be given by using the through-hole 407
The airtight cavity 405 injects gas (such as: inert gas, air etc.), increases the air pressure in the airtight cavity 405, will
The first atmospheric pressure value in the airtight cavity 405 increases to preset initial value.
In a preferred embodiment, the airtight cavity 405 include: by the light source assembly 401, the bracket 402 with
And the first cavity 4051 that the connection of collimation optics 406 is formed；And by the collimation optics 406, the branch
The second cavity 4052 that frame 402 and the diffusive optical element 403 connection are formed.
The through-hole 407 is connected to first cavity 4051 and second cavity 4052；
When the variation of the second atmospheric pressure value of first cavity 4051, the third atmospheric pressure value of second cavity 4052 and institute
State the synchronous variation of the second atmospheric pressure value.
Since the through-hole 407 is connected to first cavity 4051 and the second cavity 4052 so that gas from through-hole 407 into
Enter the airtight cavity 405, when the first atmospheric pressure value in the airtight cavity 405 is increased to preset initial value, described second
Atmospheric pressure value and the third atmospheric pressure value are also equal to preset initial value simultaneously；When the structure optical mode group is in abnormal operating state
When, i.e., diffusive optical element 403 falls or when damaged condition, and the second atmospheric pressure value becomes smaller immediately, the third atmospheric pressure value
It is synchronized with second atmospheric pressure value to become smaller immediately.The pressure sensor 404 can send third atmospheric pressure value to control chip,
When the third atmospheric pressure value is less than preset threshold, controlling light source assembly 401 described in chip controls reduces optical power, or by institute
It states light source assembly 401 and switches to closed state.
In a preferred embodiment, the structure optical mode group can further include the sealing for closing the through-hole 407
Plug 408.
The sealing-plug 408 be used for it is described first atmospheric pressure value is increased into preset initial value after, described in closing
Close to the one end in 402 outside of bracket in through-hole 407, prevents gas to be expelled to 402 outside of bracket by through-hole 407, reduce
Air pressure in the airtight cavity 405.
In embodiments of the present invention, it is formed by the connection of light source assembly 401, bracket 402 and diffusive optical element 403 closed
Cavity 405, is provided with the control chip connecting with the light source assembly 401 in the airtight cavity 405, and with control core
The pressure sensor 404 of piece connection, the pressure sensor 404 can be used for detecting the first atmospheric pressure value of airtight cavity 405.Institute
It states bracket 402 to be provided with for the through-hole 407 to the airtight cavity 405 injection gas, gas enters institute from the through-hole 407
Airtight cavity 405 is stated, the first atmospheric pressure value in the airtight cavity 405 is increased into preset initial value；Wherein, described default first
Initial value is greater than preset threshold.It is described first atmospheric pressure value is increased into preset initial value after, pass through sealing-plug 408, envelope
It closes in the through-hole 407 close to the one end in 402 outside of bracket, prevents structure optical mode group in normal operation, first
The case where atmospheric pressure value can become smaller.Between the diffusive optical element 403 and the light source assembly 401, it is provided with and the branch
Frame 402 connects collimation optics 406.By the light source assembly 401, the bracket 402 and the diffusive optical element 403
Connect the first cavity 4051 formed；And by the collimation optics 406, the bracket 402 and the diffusion
The second cavity 4052 that the connection of optical element 403 is formed.The through-hole 407 is connected to first cavity 4051 and second sky
Chamber 4052.When the structure optical mode group is in abnormal operating state, the second atmospheric pressure value becomes smaller immediately, the third atmospheric pressure value
It is synchronized with second atmospheric pressure value to become smaller immediately.The third atmospheric pressure value that the pressure sensor 404 can will test is sent to
Chip is controlled, when the third atmospheric pressure value is less than preset threshold, chip is controlled according to third atmospheric pressure value, controls the light source group
Part 401 reduces optical power, or the light source assembly 401 is switched to closed state, so as to avoid structure optical mode group non-
Under normal operating conditions, the case where optical signal launched can cause harm to the human body.
The embodiment of the invention also provides a kind of mobile terminal, which may include the structure in above-described embodiment
Optical mode group.
In a preferred embodiment, mobile terminal may include mobile phone, tablet computer, personal digital assistant, vehicle-mounted computer,
Navigator etc..
In embodiments of the present invention, it connects to form airtight cavity with diffusive optical element by light source assembly, bracket, in institute
State the control chip for being provided in airtight cavity and connecting with the light source assembly, and the pressure sensing connecting with control chip
Device, the pressure sensor can be used for detecting the first atmospheric pressure value of airtight cavity.The bracket is provided with for described close
Closed chamber body injects the through-hole of gas, and gas enters the airtight cavity from the through-hole, by intracorporal first gas of the closed chamber
Pressure value increases to preset initial value；Wherein, the preset initial value is greater than preset threshold.First atmospheric pressure value is increased described
Greatly to after preset initial value, by sealing-plug, one end in the through-hole close to the stent outer is closed, structure light is prevented
Mould group in normal operation, the case where the first atmospheric pressure value can become smaller.In the diffusive optical element and the light source assembly
Between, it is provided with and connect collimation optics with the bracket.By the light source assembly, the bracket and the diffusion optics
Element connects the first cavity to be formed；And by the collimation optics, the bracket and diffusion optics member
Part connects the second cavity to be formed.The through-hole is connected to first cavity and second cavity.When the structure optical mode group
When in abnormal operating state, the second atmospheric pressure value becomes smaller immediately, the third atmospheric pressure value be synchronized with second atmospheric pressure value with
Become smaller.The pressure sensor can send third atmospheric pressure value to control chip, preset when the third atmospheric pressure value is less than
When threshold value, controlling light source assembly described in chip controls reduces optical power, or the light source assembly is switched to closed state, from
And structure optical mode group is avoided under abnormal operating state, the case where optical signal launched can damage human body.
Since mobile terminal includes above-mentioned display module, so describing fairly simple, related place is with reference to above-mentioned
The part of display module embodiment illustrates.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these
Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices
Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram
The device of specified function.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices
In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet
The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart
And/or in one or more blocks of the block diagram specify function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
It above to a kind of structure optical mode group provided by the present invention and a kind of mobile terminal, is described in detail, herein
In apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to sides
Assistant solves method and its core concept of the invention；At the same time, for those skilled in the art, think of according to the present invention
Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair
Limitation of the invention.
Claims (10)
1. a kind of structure optical mode group characterized by comprising light source assembly, bracket, diffusive optical element, pressure sensor, with
And the control chip being connect with the light source assembly；
The pressure sensor be arranged in connected by the light source assembly, the bracket and the diffusive optical element formed it is close
In closed chamber body, and it is connect with the control chip；
The pressure sensor is sent for monitoring intracorporal first atmospheric pressure value of the closed chamber, and by first atmospheric pressure value
To the control chip；
When first atmospheric pressure value is less than preset threshold, light source assembly described in the control chip controls reduces optical power.
2. structure optical mode group according to claim 1, which is characterized in that further include collimation optics；
The collimation optics are arranged between the diffusive optical element and the light source assembly, and connect with the bracket
It connects.
3. structure optical mode group according to claim 1 or 2, which is characterized in that
The bracket is provided with for the through-hole to airtight cavity injection gas；
Gas enters the airtight cavity from the through-hole, intracorporal first atmospheric pressure value of the closed chamber is increased to default initial
Value；
Wherein, the preset initial value is greater than preset threshold.
4. structure optical mode group according to claim 3, which is characterized in that further include:
For closing the sealing-plug of the through-hole.
5. structure optical mode group according to claim 3, which is characterized in that
The airtight cavity includes: for being connected and being formed by the light source assembly, the bracket and the collimation optics
One cavity；And the second sky formed is connected by the collimation optics, the bracket and the diffusive optical element
Chamber；
The through-hole is connected to first cavity and second cavity；
When the variation of the second atmospheric pressure value of first cavity, the third atmospheric pressure value of second cavity and second atmospheric pressure value
Synchronous variation.
6. structure optical mode group according to claim 1 or 2, which is characterized in that the light source assembly includes:
The circuit substrate being connect with the bracket；
And it is connect with the circuit substrate, and be located at the intracorporal light source component of the closed chamber.
7. structure optical mode group according to claim 6, which is characterized in that
The light source component is vertical cavity surface emitting laser, for emitting infrared laser signal.
8. structure optical mode group according to claim 1 or 2, which is characterized in that
The diffusive optical element is diffraction plate or diffuser plate.
9. structure optical mode group according to claim 2, which is characterized in that
The collimation optics are plano-convex lens；
Wherein, the collimation optics are plane close to the side of the light source assembly, and the collimation optics are close to institute
The side for stating diffusive optical element is convex surface.
10. a kind of mobile terminal, which is characterized in that including according to claim 1-9 described in any item structure optical mode groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810403910.2A CN108462774B (en) | 2018-04-28 | 2018-04-28 | A kind of structure optical mode group and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810403910.2A CN108462774B (en) | 2018-04-28 | 2018-04-28 | A kind of structure optical mode group and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108462774A CN108462774A (en) | 2018-08-28 |
| CN108462774B true CN108462774B (en) | 2019-08-20 |
Family
ID=63234928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810403910.2A Active CN108462774B (en) | 2018-04-28 | 2018-04-28 | A kind of structure optical mode group and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108462774B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449747A (en) * | 2018-12-20 | 2019-03-08 | 维沃移动通信有限公司 | A kind of mode of laser group and mobile terminal |
| CN109751521B (en) * | 2019-03-07 | 2020-07-28 | 维沃移动通信有限公司 | Light module and mobile terminal |
| CN115348373A (en) * | 2022-08-01 | 2022-11-15 | 维沃移动通信有限公司 | Camera module and electronic equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7658603B2 (en) * | 2005-03-31 | 2010-02-09 | Board Of Regents, The University Of Texas System | Methods and systems for integrating fluid dispensing technology with stereolithography |
| CN201590139U (en) * | 2009-09-28 | 2010-09-22 | 北京英特威视科技有限公司 | Monitoring system and protection device |
| US9290069B2 (en) * | 2014-02-03 | 2016-03-22 | The Goodyear Tire & Rubber Company | Tire innerliner-based parameter estimation system and method |
| CN205271157U (en) * | 2015-11-26 | 2016-06-01 | 北京源欧森激光设备有限公司 | Take laser cutting machine of atmospheric pressure protection |
| CN107659680A (en) * | 2017-09-25 | 2018-02-02 | 广东欧珀移动通信有限公司 | Circuit board assemblies and its radome, mobile terminal |
| CN107843311A (en) * | 2017-11-02 | 2018-03-27 | 李秀水 | A kind of seal volume measurement equipment and method |
-
2018
- 2018-04-28 CN CN201810403910.2A patent/CN108462774B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108462774A (en) | 2018-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108462774B (en) | A kind of structure optical mode group and mobile terminal | |
| JP7261857B2 (en) | Laser module with optical components | |
| US20160127714A1 (en) | Systems and methods for reducing z-thickness and zero-order effects in depth cameras | |
| WO2020038067A1 (en) | Laser projection module and control method therefor, and depth image acquisition apparatus and electronic device | |
| TWI708451B (en) | Control system for laser projector, terminal and control method for the laser projector | |
| US10437074B2 (en) | Systems, devices, and methods for beam combining in laser projectors | |
| CN108303835A (en) | Structured light projector and its control method, depth camera and electronic device | |
| CN113169511A (en) | Light emitting module including enhanced eye safety features | |
| CN108388072A (en) | Laser projection module, depth camera and electronic device | |
| WO2017176913A1 (en) | Thin laser package for optical applications | |
| CN108508620A (en) | Detection method, detection device and the electronic device of laser projection module | |
| CN108988121B (en) | Optical device and apparatus | |
| US20130147353A1 (en) | Light source package | |
| CN108885334B (en) | Lighting module | |
| WO2016095704A1 (en) | Optical module preventing laser beam leakage, and control method | |
| US10644478B2 (en) | Light source module and method of manufacturing light source module | |
| US20150052763A1 (en) | Cross Line Laser | |
| CN114128065A (en) | Light emitting module including enhanced security features | |
| CN108180503B (en) | Controllable delay laser ignition device | |
| CN108490630B (en) | Laser projection mould group, depth camera and electronic device | |
| JP2021076719A (en) | Projector device, method for controlling projector device, program and recording medium | |
| EP3584672A3 (en) | Systems for controlling laser projector and mobile terminals | |
| US20140354962A1 (en) | Protection system and protection method | |
| CN110191210B (en) | Control method of indicator light, terminal device and computer readable storage medium | |
| US10326252B2 (en) | Beam projection for fast axis expansion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |