CN108982309A - Detection method, detection mould group, electronic device, computer equipment and storage medium - Google Patents
Detection method, detection mould group, electronic device, computer equipment and storage medium Download PDFInfo
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- CN108982309A CN108982309A CN201810408285.0A CN201810408285A CN108982309A CN 108982309 A CN108982309 A CN 108982309A CN 201810408285 A CN201810408285 A CN 201810408285A CN 108982309 A CN108982309 A CN 108982309A
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- 238000001514 detection method Methods 0.000 title claims abstract description 102
- 239000013618 particulate matter Substances 0.000 claims abstract description 80
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 238000012937 correction Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 2
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- 239000000463 material Substances 0.000 description 4
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
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Abstract
The present invention discloses a kind of air detection method of air detection mould group.Air detection mould group includes infrared light supply and photoelectric sensor, and infrared light supply is for repeatedly emitting infrared light, and photoelectric sensor is for receiving through the reflected infrared light of particulate matter to form electric signal.Air detection method includes: that the volume of the air of air detection mould group measurement is determined according to the flight time of reflected infrared light twice；Electric signal is handled to obtain the quality of particulate matter；With the concentration for determining particulate matter according to the volume of air and the quality of particulate matter.Invention additionally discloses air detection mould group, electronic device, computer readable storage medium and computer equipments.Air detection method, air detection mould group, electronic device, computer readable storage medium and the computer equipment of air detection mould group of the invention detect the concentration of particulate matter using infrared light supply and photoelectric sensor, so that people can in real time, accurately know the air quality of region.
Description
Technical field
The present invention relates to air detection field, in particular to a kind of air detection method of air detection mould group, air inspection
Survey mould group, electronic device, non-volatile computer readable storage medium storing program for executing and computer equipment.
Background technique
People generally obtain the air quality situation of region by weather forecast, but since there may be weather
Forecast higher time delay, measurement place and people region farther out, the problems such as network coverage of people region is poor,
People are caused to be difficult in real time, accurately know the air quality of region.
Summary of the invention
The embodiment provides a kind of air detection methods of air detection mould group, air detection mould group, electronics
Device, non-volatile computer readable storage medium storing program for executing and computer equipment.
The air detection method of embodiment of the present invention can be used for air detection mould group, the air detection mould group packet
Infrared light supply and photoelectric sensor are included, the infrared light supply is for repeatedly emitting infrared light, and the photoelectric sensor is for receiving
Through the reflected infrared light of particulate matter to form electric signal, the air detection method includes:
The air of the air detection mould group measurement is determined according to the flight time of the infrared light reflected twice
Volume；
The electric signal is handled to obtain the quality of the particulate matter；With
The concentration of the particulate matter is determined according to the quality of the volume of the air and the particulate matter.
The air detection mould group of embodiment of the present invention includes infrared light supply, photoelectric sensor and processor, described infrared
Light source is for repeatedly emitting infrared light, and the photoelectric sensor is for receiving through the reflected infrared light of particulate matter with shape
At electric signal, the processor is used to determine the air detection according to the flight time of the infrared light reflected twice
The volume of the air of mould group measurement handles the electric signal to obtain the quality of the particulate matter and according to the body of the air
Long-pending and the particulate matter quality determines the concentration of the particulate matter.
The electronic device of embodiment of the present invention includes shell and above-mentioned air detection mould group, the air detection mould group peace
In the shell.
The one or more of embodiment of the present invention, which includes that the non-volatile computer of computer executable instructions is readable, deposits
Storage media, when the computer executable instructions are executed by one or more processors, so that processor execution is above-mentioned
Air detection method.
The computer equipment of embodiment of the present invention, including memory and processor store calculating in the memory
Machine readable instruction, when described instruction is executed by the processor, so that the processor executes above-mentioned air detection method.
The air detection method of the air detection mould group of embodiment of the present invention, air detection mould group, electronic device, it is non-easily
The property lost computer readable storage medium and computer equipment detect the concentration of particulate matter using infrared light supply and photoelectric sensor, from
And people can in real time, accurately know the air quality of region.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the flow diagram of the air detection method of the air detection mould group of certain embodiments of the present invention.
Fig. 2 is the schematic diagram of the air detection mould group of certain embodiments of the present invention.
Fig. 3 is the flow diagram of the air detection method of the air detection mould group of certain embodiments of the present invention.
Fig. 4 is the application scenarios schematic diagram of the infrared light supply of the air detection mould group of certain embodiments of the present invention.
Fig. 5 to Fig. 7 is the flow diagram of the air detection method of the air detection mould group of certain embodiments of the present invention.
Fig. 8 is the floor map of the electronic device of certain embodiments of the present invention.
Fig. 9 is the schematic diagram of the computer readable storage medium of certain embodiments of the present invention.
Figure 10 is the schematic diagram of the computer equipment of certain embodiments of the present invention.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include one or more feature.In description of the invention
In, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected or can be in communication with each other；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements or the interaction relationship of two elements.For the ordinary skill of this field
For personnel, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
Fig. 1 and Fig. 2 are please referred to, the air detection method of embodiment of the present invention can be used for air detection mould group 100.It is empty
It includes infrared light supply 10 and photoelectric sensor 20 that gas, which detects mould group 100, and infrared light supply 10 is for repeatedly emitting infrared light, photoelectric transfer
Sensor 20 is for receiving through the reflected infrared light of particulate matter to form electric signal.Air detection method includes:
02: the air that air detection mould group 100 measures is determined according to the flight time of reflected infrared light twice
Volume；
04: handling electric signal to obtain the quality of particulate matter；With
06: the concentration of particulate matter is determined according to the quality of the volume of air and particulate matter.
Referring to Fig. 2, the air detection mould group 100 of embodiment of the present invention includes infrared light supply 10, photoelectric sensing
Device 20 and processor 30.Infrared light supply 10 is reflected for receiving through particulate matter for repeatedly emitting infrared light, photoelectric sensor 20
Infrared light back is to form electric signal.Processor 30 is used to be determined according to the flight time of reflected infrared light twice empty
The volume of the air that gas detection mould group 100 measures, processing electric signal with obtain the quality of particulate matter and according to the volume of air and
The quality of particulate matter determines the concentration of particulate matter.
In other words, the air detection method of embodiment of the present invention can be by the air detection mould of embodiment of the present invention
Group 100 is realized, wherein step 02, step 04 and step 06 can be realized by processor 30.
The air detection method and air detection mould group 100 of the air detection mould group 100 of embodiment of the present invention utilize red
Outer light source 10 and photoelectric sensor 20 detect the concentration of particulate matter, thus people can in real time, accurately know region
Air quality.
In some embodiments, photoelectric sensor 20 can be photodiode, wherein photodiode can be single
It is a or be arranged in array.It may be provided with optical filter (not shown) on photoelectric sensor 20, optical filter is used for through predetermined band
Infrared light, the corresponding wave band of infrared light that predetermined band can emit for infrared light supply 10, so can be avoided other light quilts
The electric signal that photoelectric sensor 20 detects and photoelectric sensor 20 is formed is inaccurate.
In some embodiments, particulate matter can refer to fine particle (PM2.5).Fine particle can refer in air
Equivalent aerodynamic diameter is less than or equal to 2.5 microns of particulate matter, it can suspend in air the long period, fine particle
Concentration represent air pollution degree, therefore air quality can be determined according to the concentration of particulate matter.
In some embodiments, measure infrared light flight time can be converted to measurement photoelectric sensor 20 receive it is red
The phase difference between electric signal and reference electrical signal that outer light is formed, wherein reference electrical signal emits infrared for infrared light supply 10
The electric signal of light time, in this way, the flight time of infrared light can relatively easily be obtained.
Fig. 3 and Fig. 4 are please referred to, in some embodiments, step 02 includes:
022: the thickness D of air is determined according to the difference of the flight time of reflected infrared light twice；
024: the area of section S of air is determined according to the beam cross-sectional area of infrared light；With
026: the volume V of air is determined according to the area of section S of the thickness D of air and air.
Fig. 2 and Fig. 4 are please referred to, in some embodiments, processor 30 is used for according to reflected infrared light twice
Flight time difference determine the thickness D of air, determined according to the beam cross-sectional area of infrared light air area of section S and
The volume V of air is determined according to the area of section S of the thickness D of air and air.
In other words, step 022, step 024 and step 026 can be realized by processor 30.
In this way, can determine the volume V for the air that air detection mould group 100 measures according to the flight time of infrared light.
Specifically, please continue to refer to Fig. 4, infrared light supply 10 emits the first infrared light 12, and the first infrared light 12 passes through particle
It is detected after the reflection of object by photoelectric sensor 20, to obtain the flight time of the first infrared light 12；Then infrared light supply 10
Emit the second infrared light 14 (14 time division emission of the first infrared light 12 and the second infrared light), the second infrared light 14 passes through identical particle
It is detected after the reflection of object by photoelectric sensor 20, so that the flight time of the second infrared light 14 is obtained, according to the first infrared light
The spread speed of the difference and light of 12 flight time and the flight time of the second infrared light 14 can determine the biography of infrared light twice
It broadcasts apart from its difference, the difference of the propagation distance of infrared light is the move distance of particulate matter twice, and the move distance of particulate matter is visual
Make the thickness D of the air of the measurement of air detection mould group 100.The air that air detection mould group 100 measures is generally cylindrical body, air
Thickness D be cylindrical body height, the beam cross-sectional area (substantially rounded) of infrared light is the area of section of cylindrical body,
Therefore, the area of section S that air can be determined according to the beam cross-sectional area of infrared light, further according to the thickness D and air of air
Area of section S determine the volume V of air.
In one embodiment, can calculate the first infrared light flight time and the second infrared light flight time it
Difference, using the flight time difference multiplied by light spread speed, then divided by 2, to obtain the thickness D of air.
In some embodiments, the range that photoelectric sensor 20 receives infrared light is greater than infrared light supply 10 and emits infrared light
Range, in this way, reflected infrared light can be enabled to be received by photoelectric sensor 20, and make air detection mould
The shape of the air of 100 measurement of group is in cylindrical body.
In some embodiments, air detection mould group 100 so may be used towards the concentration of spacious region detection particulate matter
The erroneous judgement of air detection mould group 100 is reflected and caused to avoid the infrared light that infrared light supply 10 the emits object that is blocked.Separately
Outside, the size for the electric signal that can also be formed according to photoelectric sensor 20 judges whether air detection mould group 100 is blocked, in sky
When gas detection mould group 100 is blocked, the intensity for the electric signal that photoelectric sensor 20 is formed is greater than predetermined signal strength, examines in air
When surveying the normal work of mould group 100, the intensity for the electric signal that photoelectric sensor 20 is formed is less than or equal to predetermined signal strength.Predetermined letter
Number intensity can be preset in air detection mould group 100 and (can be obtained by experiment).
Fig. 2 and Fig. 5 are please referred to, in some embodiments, air detection mould group 100 further includes memory 40, memory
40 are stored with the corresponding relationship of the quality of the light intensity of reflected infrared light and particulate matter.Step 04 includes:
042: handling electric signal to obtain the light intensity of reflected infrared light；With
044: the quality of particulate matter is determined according to the light intensity of reflected infrared light and corresponding relationship.
Referring to Fig. 2, in some embodiments, air detection mould group 100 further includes memory 40, memory 40
It is stored with the corresponding relationship of the light intensity of reflected infrared light and the quality of particulate matter.Processor 30 for handle electric signal with
It obtains the light intensity of reflected infrared light and particulate matter is determined according to the light intensity and corresponding relationship of reflected infrared light
Quality.
In other words, step 042 and step 044 can be realized by processor 30.
In this way, can be determined according to the electric signal that photoelectric sensor 20 is formed in the air of the measurement of air detection mould group 100
Particulate matter quality.
Specifically, photoelectric sensor 20 forms electric signal by acquiring reflected infrared light, reflected infrared
The light intensity of light is higher, and the intensity of electric signal is also bigger, and the light intensity of reflected infrared light is lower, and the intensity of electric signal is also got over
It is low, therefore can handle electric signal to obtain the light intensity of reflected infrared light.The infrared light warp that infrared light supply 10 emits
When grain object reflection, if the partial size of particulate matter is bigger, the light intensity of reflected infrared light is bigger, if the number of particulate matter is more,
The light intensity of reflected infrared light is also bigger, and the partial size of particulate in air is bigger and/or the number of particulate matter is more, then
Illustrate that the quality of particulate in air is also higher, the light intensity and particulate matter of reflected infrared light are stored using memory 40
The corresponding relationship of quality can determine corresponding particulate matter according to the light intensity and the corresponding relationship of reflected infrared light
Quality.Wherein, corresponding relationship can be obtained by experiment.
In other embodiments, can also be stored directly in memory 40 photoelectric sensor 20 formation electric signal with
The correspondence table of the quality of particulate matter so can more quickly determine the quality of particulate matter.
Referring to Fig. 6, in some embodiments, step 04 includes:
046: obtaining correction electric signal according to multiple electric signals；With
048: processing corrects electric signal to obtain the quality of particulate matter.
Referring to Fig. 2, in some embodiments, processor 30 is used to obtain correction telecommunications according to multiple electric signals
Number and processing correction electric signal to obtain the quality of particulate matter.
In other words, step 046 and step 048 can be realized by processor 30.
In this way, the quality of more accurate particulate matter can be obtained according to correction electric signal.
Specifically, after more than 10 transmitting infrared lights of infrared light supply, photoelectric sensor 20 can be reflected with multi collect
Infrared light obtains correction electric signal to form multiple electric signals, further according to multiple electric signals, such as takes being averaged for multiple electric signals
Value is as correction electric signal, or takes the intermediate values of multiple electric signals as correction electric signal, so can according to multiple electric signals with
Acquisition more accurately corrects electric signal, then the matter of more accurate particulate matter is obtained by comparing accurately correction electric signal
Amount.
Certainly, in other embodiments, an electric signal of the acquisition of photoelectric sensor 20 can be handled directly to obtain
The quality of particulate matter so can rapidly obtain the quality of particulate matter.
Referring to Fig. 7, in some embodiments, step 06 includes:
062: calculating concentration of the quotient of the quality of particulate matter and the volume of air as particulate matter.
Referring to Fig. 2, in some embodiments, processor 30 is used to calculate the quality of particulate matter and the body of air
Concentration of the long-pending quotient as particulate matter.
In other words, step 06 can be realized by processor 30.
In this way, the concentration of particulate matter can be quickly and accurately calculated by the quality of particulate matter and the volume of air,
The unit of the concentration of grain object can be microgram/cubic meter.
Referring to Fig. 8, the electronic device 1000 of embodiment of the present invention includes the air of any one of the above embodiment
Detect mould group 100 and shell 200.Air detection mould group 100 is mounted in shell 200.Shell 200 can give 10 He of infrared light supply
Photoelectric sensor 20 provides the protection such as dust-proof, waterproof, shatter-resistant.
In some embodiments, electronic device 1000 can be camera, mobile phone, tablet computer, laptop computer, game
Machine, head show equipment, access control system, automatic teller machine etc., and this is not restricted.
In some embodiments, electronic device 1000 includes touch screen 300, and touch screen 300 includes display module and touching
Mould group is controlled, air detection mould group 100 is mounted under display module or is mounted under touch module.
Specifically, since the infrared light that infrared light supply 10 emits is black light, the setting of infrared light supply 10 is being shown
When under mould group or under touch module, infrared light supply 10 emit infrared light will not influence touch screen 300 think color to be shown or
Brightness, in this way, the screen accounting of electronic device 1000 can be improved.
Referring to Fig. 8, in some embodiments, shell 200 includes accepting hole 400, and air detection mould group 100 is pacified
In accepting hole 400.
Specifically, accepting hole 400 can be the aperture that other electronic devices (such as microphone, earpiece etc.) use, such as
Earpiece propagates sound by accepting hole 400, and air detection mould group 100 can be arranged directly in accepting hole 400.In this way, can be with
The quantity of the aperture on shell 200 is reduced, reducing external environment may interfere caused by the electronic device in shell 200.
In addition, accepting hole 400 is also possible to open up to accommodate air detection mould group 100, specific limit is not done herein
It is fixed.
Referring to Fig. 9, the embodiment of the invention also provides a kind of computer readable storage mediums 5000.One or more packet
Non-volatile computer readable storage medium storing program for executing 5000 containing computer executable instructions, when computer executable instructions by one or
When multiple processors 520 execute, so that processor 520 executes the air detection method of any one of the above embodiment.
For example, processor 520 executes described in following steps when computer executable instructions are executed by processor 520
Air detection method:
02: the air that air detection mould group 100 measures is determined according to the flight time of reflected infrared light twice
Volume；
04: handling electric signal to obtain the quality of particulate matter；With
06: the concentration of particulate matter is determined according to the quality of the volume of air and particulate matter.
In another example processor 520 executes described in following steps when computer executable instructions are executed by processor 520
Air detection method:
022: the thickness of air is determined according to the difference of the flight time of reflected infrared light twice；
024: the area of section of air is determined according to the beam cross-sectional area of infrared light；With
026: the volume of air is determined according to the area of section of the thickness of air and air.
Referring to Fig. 10, the embodiment of the present invention also provides a kind of computer equipment 6000.Computer equipment 6000 includes depositing
Reservoir 620 and processor 640 store computer-readable instruction in memory 620, and computer-readable instruction is by processor 640
When execution, so that processor 640 executes the air detection method of any one of the above embodiment.
For example, processor 640 executes air described in following steps when computer-readable instruction is executed by processor 640
Detection method:
02: the air that air detection mould group 100 measures is determined according to the flight time of reflected infrared light twice
Volume；
04: handling electric signal to obtain the quality of particulate matter；With
06: the concentration of particulate matter is determined according to the quality of the volume of air and particulate matter.
In another example processor 640 executes sky described in following steps when computer-readable instruction is executed by processor 640
Gas detection method:
022: the thickness of air is determined according to the difference of the flight time of reflected infrared light twice；
024: the area of section of air is determined according to the beam cross-sectional area of infrared light；With
026: the volume of air is determined according to the area of section of the thickness of air and air.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the invention.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
Module, segment or the portion of the code of one or more executable instructions for the step of executing specific logical function or process
Point, and the range of the preferred embodiment of the present invention includes other execution, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, to execute function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for executing logic function, can specifically execute in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be executed with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware executes.It, and in another embodiment, can be under well known in the art for example, if executed with hardware
Any one of column technology or their combination execute: having a logic gates for executing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that execute all or part of the steps that above-mentioned implementation method carries
It is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer readable storage medium
In, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware execution, can also be executed in the form of software function module.The integrated module is such as
Fruit is executed and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although having been shown and retouching above
The embodiment of the present invention is stated, it is to be understood that above-described embodiment is exemplary, and should not be understood as to limit of the invention
System, those skilled in the art can be changed above-described embodiment, modify, replace and become within the scope of the invention
Type.
Claims (15)
1. a kind of air detection method of air detection mould group, which is characterized in that the air detection mould group includes infrared light supply
And photoelectric sensor, for the infrared light supply for repeatedly emitting infrared light, the photoelectric sensor is anti-through particulate matter for receiving
The infrared light come is emitted back towards to form electric signal, the air detection method includes:
The body of the air of the air detection mould group measurement is determined according to the flight time of the infrared light reflected twice
Product；
The electric signal is handled to obtain the quality of the particulate matter；With
The concentration of the particulate matter is determined according to the quality of the volume of the air and the particulate matter.
2. air detection method according to claim 1, which is characterized in that the basis is reflected twice described red
The flight time of outer light determines that the volume of the air of the air detection mould group measurement includes:
The thickness of the air is determined according to the difference of the flight time of the infrared light reflected twice；
The area of section of the air is determined according to the beam cross-sectional area of the infrared light；With
The volume of the air is determined according to the area of section of the thickness of the air and the air.
3. air detection method according to claim 1, which is characterized in that the air detection mould group further includes storage
Device, the memory are stored with the corresponding relationship of the light intensity of the reflected infrared light and the quality of the particulate matter, institute
The processing electric signal, which is stated, with the quality for obtaining the particulate matter includes:
The electric signal is handled to obtain the light intensity of the reflected infrared light；With
The quality of the particulate matter is determined according to the light intensity of the reflected infrared light and the corresponding relationship.
4. air detection method according to claim 1, which is characterized in that the processing electric signal is described to obtain
The quality of particulate matter includes:
Correction electric signal is obtained according to multiple electric signals；With
The correction electric signal is handled to obtain the quality of the particulate matter.
5. air detection method according to claim 1, which is characterized in that the volume according to the air and described
The quality of particulate matter determines that the concentration of the particulate matter includes:
Calculate concentration of the quotient of the quality of the particulate matter and the volume of the air as the particulate matter.
6. a kind of air detection mould group, which is characterized in that the air detection mould group includes infrared light supply, photoelectric sensor and place
Device is managed, for the infrared light supply for repeatedly emitting infrared light, the photoelectric sensor is reflected through particulate matter for receiving
To form electric signal, the processor is used for true according to the flight time of the infrared light reflected twice the infrared light
The volume of the air of the fixed air detection mould group measurement handles the electric signal to obtain the quality and root of the particulate matter
The concentration of the particulate matter is determined according to the volume of the air and the quality of the particulate matter.
7. air detection mould group according to claim 6, which is characterized in that the processor is used for basis and is reflected back twice
The difference of the flight time of the infrared light come determines the thickness, true according to the beam cross-sectional area of the infrared light of the air
The area of section of the fixed air and the body that the air is determined according to the thickness of the air and the area of section of the air
Product.
8. air detection mould group according to claim 6, which is characterized in that the air detection mould group further includes storage
Device, the memory are stored with the corresponding relationship of the light intensity of the reflected infrared light and the quality of the particulate matter, institute
Processor is stated for handling the electric signal to obtain the light intensity of the reflected infrared light and according to reflected institute
The light intensity and the corresponding relationship of stating infrared light determine the quality of the particulate matter.
9. air detection mould group according to claim 6, which is characterized in that the processor is used for according to multiple electric signals
Correction electric signal and the processing correction electric signal are obtained to obtain the quality of the particulate matter.
10. air detection mould group according to claim 6, which is characterized in that the processor is for calculating the particle
Concentration of the quotient of the quality of object and the volume of the air as the particulate matter.
11. a kind of electronic device characterized by comprising
Shell；With
Air detection mould group described in claim 6-10 any one, the air detection mould group are mounted in the shell.
12. electronic device according to claim 11, which is characterized in that the electronic device includes touch screen, the touching
Control screen includes display module and touch module, and the air detection mould group is mounted under the display module or is mounted on the touching
It controls under mould group.
13. electronic device according to claim 11, which is characterized in that the shell includes accepting hole, the air inspection
Mould group is surveyed to be mounted in the accepting hole.
14. one or more includes the non-volatile computer readable storage medium storing program for executing of computer executable instructions, when the calculating
When machine executable instruction is executed by one or more processors, so that the processor perform claim requires any one of 1 to 5 institute
The air detection method stated.
15. a kind of computer equipment, including memory and processor, computer-readable instruction is stored in the memory, institute
When stating instruction by processor execution, so that air detection described in any one of processor perform claim requirement 1 to 5
Method.
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