CN108562914A - A kind of infrared detecting device and control method based on blind area - Google Patents
A kind of infrared detecting device and control method based on blind area Download PDFInfo
- Publication number
- CN108562914A CN108562914A CN201810532636.9A CN201810532636A CN108562914A CN 108562914 A CN108562914 A CN 108562914A CN 201810532636 A CN201810532636 A CN 201810532636A CN 108562914 A CN108562914 A CN 108562914A
- Authority
- CN
- China
- Prior art keywords
- infrared
- infrared sensor
- mounting plate
- sensor modules
- angle
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000008859 change Effects 0.000 claims abstract description 7
- 230000004888 barrier function Effects 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 230000009467 reduction Effects 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Geophysics And Detection Of Objects (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The present invention discloses a kind of infrared detecting device and control method based on blind area, the device includes an infrared detection module, fingerprint identification module, the module includes infrared sensor module 102, master control borad 103 and mechanical-stretching mechanism 101, one end of mechanical-stretching mechanism 101 is connected with the common end of the mounting plate of described two infrared sensor modules 102, while the not common end of the mounting plate of described two infrared sensor modules 102 is also connected on the infrared detecting device.Under the control instruction effect of the master control borad 103, one end of the mechanical-stretching mechanism 101 changes the default angle between the mounting plate of described two infrared sensor modules 102 by the common end to reduce check frequency, the present invention is according to by the angle between the mounting surface for closely driving mechanical telescoping mechanism change sensor module to detection of obstacles result, the area of detection to blind area is expanded, the detection blind area of the distribution of obstacles in short distance is reduced.
Description
Technical field
The present invention relates to sensing detection technical field, more particularly to a kind of infrared detecting device and controlling party based on blind area
Method.
Background technology
Obstacle avoidance apparatus is widely used in infrared induction technology at present, and infra-red sensing system is with the measurement that infrared ray is medium
System can be divided into five classes according to function, can be divided into as photon detector and thermal detector by detection mechanism.Infrared electronic technology is
Through being had been widely used in fields such as modern science and technology, national defence and industrial or agricultural, many products have used infrared technology can
Realize the researchs such as vehicle speed measuring, detection.But existing infrared obstacle avoidance apparatus is usually that single hole straight line receives infrared radiation conduct
Obstacle detection source, there are blind areas during obstacle detection, to having significant limitation in the detection of distribution of obstacles in space,
Various limitations of installation site etc. simultaneously, the detection range of single infrared array sensor is limited, and it is entire to be difficult to realize induction
The Temperature Distribution of space or object detects and improves the coverage rate of infrared detection.
Invention content
In order to solve the above technical problems, the present invention provides the following technical solutions：
A kind of infrared detecting device based on blind area, the device include an infrared detection module, fingerprint identification module, which includes two infrared
Sensor module and a master control borad, the infrared detection module, fingerprint identification module further include a mechanical-stretching mechanism, mechanical-stretching mechanism
One end is connected with the common end of the mounting plate of described two infrared sensor modules, for being changed by master control borad control
Default angle between the mounting plate of described two infrared sensor modules is to reduce check frequency, wherein described two infrared biographies
Sensor module is symmetrically fixed on two mounting plates for connecting into default angle.
Further, under master control borad control, the infrared sensor module check frequency regional extent is with institute
It states the reduction of the default angle between the mounting plate of two infrared sensor modules and reduces.
Further, it includes a spring attachment member that the mechanical-stretching is in-house, the spring attachment member
Both ends are connect with described two infrared sensor modules and the master control borad respectively, and for passing through, the master control borad control is flexible to be changed
Become the default angle between the mounting plate of described two infrared sensor modules.
Further, the detection visual angle of described two infrared sensor modules is all C, and wherein C is more than 60 degree, is less than 90
Degree；
When stretching reaches largest deformation amount under control of the spring attachment member in the master control borad, described two infrared biographies
The default angle between the mounting plate of sensor module is first critical angle A1=180 degree+C；
When compression reaches minimum deformation quantity under control of the spring attachment member in the master control borad, described two infrared biographies
The default angle between the mounting plate of sensor module is second critical angle A2=180 degree；
When compression reaches largest deformation amount under control of the spring attachment member in the master control borad, described two infrared biographies
The default angle between the mounting plate of sensor module is third critiical angle A3=180 degree-C.
Further, it is blind to reach infrared sensor module detection when largest deformation amount for the spring attachment member compression
Region range is less than spring attachment member stretching and reaches infrared sensor module check frequency when largest deformation amount
Regional extent.
Further, the master control borad obtains the detection letter of described two infrared sensor modules by SPI data/address bus
Number, and control the mechanical-stretching mechanism and change the default angle.
A kind of control method based on above-mentioned infrared detecting device, the control method include：
Step 1: under the infrared detecting device stationary state, the master control borad initializes described two infrared sensor modules
Mounting plate default angle, and enter step 2；
Step 2: the mounting plate of described two infrared sensor modules with the first critical angle A1 go in detection zone S2 whether
There are barriers, are, enter step eight, otherwise enter step three；
Step 3: reducing the default angle of the mounting plate of described two infrared sensor modules by mechanical-stretching mechanism, go forward side by side
Enter step 4；
Step 4: the mounting plate of described two infrared sensor modules gone with the second critical angle A2 be in detection zone S12
No there are barriers, are to enter step eight, otherwise enter step five；
Step 5: reducing the default angle of the mounting plate of described two infrared sensor modules by mechanical-stretching mechanism, go forward side by side
Enter step 6；
Step 6: the mounting plate of described two infrared sensor modules gone with the third critiical angle A3 be in detection zone S22
No there are barriers, are to enter step eight, otherwise enter step seven；
Step 7: control the infrared detecting device advance the region S22 and its corresponding check frequency effective distance it
With return again to step 1；
It is marked Step 8: obstacle information is fed back to the master control borad by described two infrared sensor modules；
Wherein, A1>A2>A3；Region S2 is that the default angle is that the first critical angle A1 corresponds to described two infrared sensings
The infrared overlay area that device module emits, region S12 are that the default angle is that the second critical angle A2 corresponds to institute
The infrared overlay area that two infrared sensor modules emit is stated, region S22 is that the default angle is the third
Critical angle A3 corresponds to the infrared overlay area that described two infrared sensor modules emit, region S2, region S12 and area
Domain S22 approaches the infrared detecting device successively.
Further, in the step 1, the master control borad is zero by the deformation quantity for controlling the spring attachment member,
To initialize the default angle of the mounting plate of described two infrared sensor modules.
Further, the mounting plate for reducing described two infrared sensor modules by mechanical-stretching mechanism is default
The operation of angle is that the master control borad is compressed by controlling the spring attachment member to reduce described two infrared sensings
The default angle of the mounting plate of device module.
Compared with prior art, present invention has the advantages that：Infrared detecting device provided by the invention is to infrared sensor
Module increases mechanical-stretching mechanism, simple in structure, drives mechanical telescoping mechanism to change sensor according to the testing result of barrier
Angle between the detection faces of module expands the area of detection to blind area, reduces to the distribution of obstacles in space or object
Detection blind area.
Description of the drawings
Fig. 1 is the structural schematic diagram of a kind of infrared detecting device based on blind area and two is infrared in the embodiment of the present invention
The mounting plate of sensor module keeps the detection zone schematic diagram of first critical angle A1；
Fig. 2 is a kind of structural schematic diagram and two infrared sensing of the infrared detecting device based on blind area in the embodiment of the present invention
The mounting plate of device module keeps the detection zone schematic diagram of second critical angle A2；
Fig. 3 is a kind of structural schematic diagram and two infrared sensing of the infrared detecting device based on blind area in the embodiment of the present invention
The mounting plate of device module keeps the detection zone schematic diagram of third critiical angle A3；
Fig. 4 is to provide a kind of flow chart of the control method of the infrared detecting device based on blind area in the embodiment of the present invention.
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings：
The present embodiment provides a kind of infrared detecting device based on blind area, which includes an infrared detection module, fingerprint identification module, extremely such as Fig. 1
Shown in Fig. 3, which includes infrared sensor module 102, master control borad 103 and mechanical-stretching mechanism 101, mechanical-stretching mechanism
101 one end and the common end of the mounting plate of described two infrared sensor modules 102 are connected in a shaft, while institute
The not common end for stating the mounting plate of two infrared sensor modules 102 is connected to also by shaft on the infrared detecting device.
Under the control instruction effect of the master control borad 103, one end of the mechanical-stretching mechanism 101 by drawing the common end,
Change the default angle between the mounting plate of described two infrared sensor modules 102 to reduce check frequency, wherein described two
A infrared sensor module 102 is symmetrically fixed on two mounting plates for connecting into default angle so that the infrared detection
Device obtains the good detection result for receiving reflection light.
Specifically, the master control borad 103 control under, 102 check frequency regional extent of the infrared sensor module with
It the reduction of the default angle between the mounting plate of described two infrared sensor modules 102 and reduces.Wherein, Fig. 1
Check frequency is S1, and blind area width L1 is that first infrared sensor A ' and second is red in described two infrared sensor modules 102
The distance between outer sensor A, the default angle is A1；The check frequency of Fig. 2 is S11, and blind area width L2 is described two
The distance between first infrared sensor A ' and the second infrared sensor A in infrared sensor module 102, the default angle are
A2；The check frequency of Fig. 3 is S21, and blind area width L3 is the first infrared sensor A ' in described two infrared sensor modules 102
The distance between second infrared sensor A, the default angle is A3；Due to A1>A2>A3, so the face of check frequency S1
Product>The area of check frequency S11>The area of check frequency S21, L1>L2>L3.In Fig. 3, L3<10mm can be neglected,
Check frequency greatly reduces at this time.
As a kind of mode that the present invention is implemented, 101 inside of the mechanical-stretching mechanism includes a spring attachment member,
The both ends of the spring attachment member are connect with described two infrared sensor modules 102 and the master control borad 103 respectively, are used for
The default angle between the flexible mounting plate for changing described two infrared sensor modules 102 is controlled by the master control borad 103.
Spring attachment member described in present invention implementation is a kind of spring, after there is certain elastic limit, i.e., maximum deformation quantity to be used as
Continuous detection uses so that the infrared detecting device low manufacture cost.
As a kind of mode that the present invention is implemented, as shown in Figure 1 to Figure 3, the inspection of described two infrared sensor modules 102
It is C to survey visual angle all, and wherein C is more than 60 degree, is less than 90 degree, within the scope of acute angle so that the infrared detecting device has length
The detection visual field of distance.
Preferably, in Fig. 1, in the mechanical-stretching mechanism 101 spring attachment member in the master control borad 103
Lower stretch of control reaches largest deformation amount, is obtained by geometrical relationship, between the mounting plate of described two infrared sensor modules 102
The default angle is as first critical angle A1=180 degree+C；Check frequency is S1, infrared overlay area S2, check frequency
S1 is consistent with the axis direction of infrared overlay area S2 and there are one common point O, in the infrared detecting device just before
Side, the wherein effective distance on the axis direction of check frequency S1 are H1, having on the axis direction of infrared overlay area S2
Effect distance is H2.The range detected in the embodiment of the present invention it is larger and apart from the infrared detecting device farther out, the blind area of generation
Region is larger.
Preferably, in fig. 2, in the mechanical-stretching mechanism 101 spring attachment member in the master control borad 103
Compression reaches minimum deformation quantity for Fig. 1 under control, is obtained by geometrical relationship, described two infrared sensor modules 102
Mounting plate between the default angle as second critical angle A2=180 degree；Check frequency is S11, infrared overlay area
For S12, check frequency S11 is consistent with the axis direction of infrared overlay area S12 and there are one common point O1, in described red
The front of outer detection device, the wherein effective distance on the axis direction of check frequency S11 are H11, infrared overlay area
Effective distance on the axis direction of S2 is H12.The detection of two infrared sensor modules 102 described in the embodiment of the present invention regards
Angle can cover the check frequency S1 in the preference of Fig. 1.
Preferably, in figure 3, in the mechanical-stretching mechanism 101 spring attachment member in the master control borad 103
Compression reaches largest deformation amount for Fig. 2 under control, is obtained by geometrical relationship, described two infrared sensor modules 102
Mounting plate between the default angle as second critical angle A2=180 degree-C；Check frequency is S21, and infrared ray is superimposed area
Domain is S22, and check frequency S21 is consistent with the axis direction of infrared overlay area S22 and there are one common point O2, in described
The front of infrared detecting device, the wherein effective distance on the axis direction of check frequency S21 are H21, and H21 is preferably
1.5cm, the effective distance on the axis direction of infrared overlay area S22 are H22.It is two infrared described in the embodiment of the present invention
The detection visual angle of sensor module 102 can cover the check frequency S11 in the preference of Fig. 2.Simultaneously in the embodiment of the present invention
The detection covered range in visual angle is smaller and close apart from the infrared detecting device, and the blind zone of generation is smaller, can be ignored not
Meter.
It should be noted that under the control of the master control borad 103, when the installation of described two infrared sensor modules 102
When the default angle between plate is between the first critical angle A1 and the angular range of the second critical angle A2, institute
State the spring attachment member in mechanical-stretching mechanism 101 becomes starting compressive state from stretching longest state, while described
102 check frequency regional extent of infrared sensor module is between the mounting plate of described two infrared sensor modules 102
The reduction of the default angle and reduce；Under the control of the master control borad 103, when described two infrared sensor modules 102
The default angle between mounting plate is between the first critical angle A2 and the angular range of the second critical angle A3
When, the spring attachment member becomes compressed shape variable from the state of compressed shape variable minimum in the mechanical-stretching mechanism 101
Maximum state, while 102 check frequency regional extent of the infrared sensor module is with described two infrared sensor moulds
It organizes the reduction of the default angle between 102 mounting plate and reduces；To improve the coverage area of detection, it is blind to reduce detection
Area.
Further, the spring attachment member compression reaches largest deformation amount when institute in the mechanical-stretching mechanism 101
It states 102 check frequency S21 regional extents of infrared sensor module and reaches largest deformation amount less than spring attachment member stretching
102 check frequency S1 regional extents of Shi Suoshu infrared sensors module.
As a kind of mode that the present invention is implemented, the master control borad 103 is obtained described two infrared by SPI data/address bus
The detection signal of sensor module 102, and control the mechanical-stretching mechanism and change the default angle.SPI data/address bus is not
It is limited to short haul connection, supports high speed infrared detection data transmission in real time, meet the flexible dynamic of the infrared detecting device
Detection demand under variation.
Based on same inventive concept, the present invention implements to provide a kind of control method of the infrared detecting device based on blind area,
Identical detection zone situation in above-mentioned Fig. 1 to Fig. 3 the embodiment described is repeated no more.The control method includes, such as Fig. 4
In flow chart shown in,
Under step 1, the infrared detecting device stationary state, the master control borad initializes described two infrared sensor modules
The default angle of 102 mounting plate, and enter step 2.
Step 2 passes through the spring attachment member stretching action, described two infrared sensings in mechanical-stretching mechanism 103
The mounting plate of device module 102 goes the infrared ray for detecting the front of the infrared detecting device to be superimposed with the first critical angle A1
Whether there are obstacles in the S2 of region are to enter step 8, otherwise enter step 3；Step 2 is filled from apart from the infrared detection
Set the situation that detection barrier is removed in region farther out.
Step 3, by the spring attachment member compression in mechanical-stretching mechanism 103, reduce described two infrared
The default angle of the mounting plate of sensor module 102, and 4 are entered step, it goes to detect the larger of the first critical angle A1 generations
Check frequency S1 in situation.
Step 4, described two infrared sensor modules 102 mounting plate go to detect with the second critical angle A2 it is described red
Whether there are obstacles in the infrared overlay area S12 in the front of outer detection device are to enter step 8, otherwise enter
Step 5.
Step 5, by the spring attachment member compression in mechanical-stretching mechanism 103, reduce described two infrared
The default angle of the mounting plate of sensor module 102, and 6 are entered step, continue to detect the inspection that the second critical angle A2 is generated
Survey the situation in the S11 of blind area.
Step 6, described two infrared sensor modules 102 mounting plate detection zone is gone with the third critiical angle A3
Whether there are obstacles in S22 are to enter step 8, otherwise enter step 7；Due to check frequency S21 width and effectively away from
It is smaller from H21, can be neglected, barrier collision accident will not occur, pair thus no longer check frequency S21 is detected.
Step 7 is not present in the infrared overlay area and check frequency for confirming the front of the infrared detecting device
After barrier, the master control borad 103 controls the infrared detecting device and advances along the axis direction of infrared overlay area,
The distance of advance is the sum of the effective distance of the region S22 and its corresponding check frequency S21, in the region as detected
The total length of effective distance reaches zone of ignorance position, returns again to step 1, continues implementation aforementioned control method and is detected,
So that check frequency is nearby not present in barrier.
Step 8, described two infrared sensor modules 102 will feed back to the master control borad and be marked, the infrared inspection
The barrier in infrared overlay area surveyed in front of device is allowed by being reflected back dynamic infrared feedback pulse signal
The infrared detecting device further calculates the substantially orientation of barrier, and then the master control borad is according to described two infrared biographies
The location information of feedback is marked sensor module 102, is conducive to the infrared detecting device and carries out avoidance action.
Wherein, the first critical angle A1 is that the spring attachment member stretching reaches in the mechanical-stretching mechanism 101
Default angle when largest deformation amount between the mounting plate of described two infrared sensor modules 102；Described second is critical
Angle A2 is that the spring attachment member compression reaches described two infrared biographies when minimum deformation quantity in the mechanical-stretching mechanism 101
The default angle between the mounting plate of sensor module 102；The third critiical angle A3 is in the mechanical-stretching mechanism 101
The spring attachment member compression reaches institute when largest deformation amount between the mounting plate of described two infrared sensor modules 102
State default angle；Wherein A1>A2>A3.
Specifically, it is that the first critical angle A1 corresponds to described two infrared sensor moulds that region S2, which is the default angle,
The infrared overlay area that 102 transmitting of group obtains, region S12 are that the default angle is described in the second critical angle A2 is corresponded to
Two infrared sensor modules 102 emit obtained infrared overlay area, and region S22 is that the default angle is the third
Critical angle A3 corresponds to described two infrared sensor modules 102 and emits obtained infrared overlay area；Region S2, region S12
The front for approaching the infrared detecting device successively with region S22, correspond to common point O, O1, O2 also approach successively it is described red
The front of outer detection device.
It should be noted that in the step 3 and the step 5, connected by the spring in mechanical-stretching mechanism 103
Compression element effect is connect, the default angle of the mounting plate of described two infrared sensor modules 102 is reduced, it is described in the process
Two infrared sensor modules 102 are executing always the Obstacle Position in the infrared overlay area that detection is constantly updated
Situation, the detection visual angle of described two infrared sensor modules 102, which can cover, reduces the preceding institute formed based on the default angle
State check frequency.
Preferably, in the step 1, the master control borad 103 is by controlling the deformation quantity of the spring attachment member
Zero, to initialize the default angle of the mounting plate of described two infrared sensor modules 102, then pass through mechanical-stretching mechanism
The spring attachment member stretching action in 103, the mounting plate of described two infrared sensor modules 102 are critical with described first
Angle A1 goes to detect the case where there are barriers in the infrared overlay area S2 in the front of the infrared detecting device.According to institute
The maximum value that the deformation quantity of spring attachment member stretches is stated, first goes to examine since the region farthest apart from the infrared detecting device
The case where surveying the situation of barrier, then detecting short distance, and then investigate the barrier situation in corresponding check frequency.
Preferably, the mounting plate for reducing described two infrared sensor modules 102 by mechanical-stretching mechanism 101
The operation of default angle is that the master control borad 103 is compressed described two to reduce by the control spring attachment member
The default angle of the mounting plate of infrared sensor module 102.
Specifically, the effective distance in the step 7 be divided into the infrared overlay area effective distance and its
The effective distance of effective distance on corresponding check frequency, the infrared overlay area is in the infrared overlay area
The barrier reflected impulse signal that the infrared detecting device can receive longest distance in the axial direction, with described two red
The diminution of the default angle between the mounting plate of outer sensor module 102 and become smaller；On the check frequency it is effective away from
From for the first infrared sensor A ' or the second centers infrared sensor A and the common point the check frequency axis
Length on direction, as the default angle between the mounting plate of described two infrared sensor modules 102 reduces and becomes
It is small；The first infrared sensor A ' and the second infrared sensor A, which is symmetrically fixed on, connects into two of default angle
On mounting plate, their relative position is with the default folder between the mounting plate of described two infrared sensor modules 102
The variation at angle and symmetrically change, their central point is always in the same horizontal line.
Above example be only it is fully open is not intended to limit the present invention, all creation purports based on the present invention, without creating
Property labour equivalence techniques feature replacement, should be considered as the application exposure range.
Claims (9)
1. a kind of infrared detecting device based on blind area, which includes an infrared detection module, fingerprint identification module, which includes two red
Outer sensor module and a master control borad, which is characterized in that the infrared detection module, fingerprint identification module further includes a mechanical-stretching mechanism, machine
One end of tool telescoping mechanism is connected with the common end of the mounting plate of described two infrared sensor modules, for passing through the master
It controls plate control and changes the default angle between the mounting plates of described two infrared sensor modules to reduce check frequency, wherein institute
Two infrared sensor modules are stated symmetrically to be fixed on two mounting plates for connecting into default angle.
2. infrared detecting device according to claim 1, which is characterized in that under master control borad control, the infrared biography
Sensor module check frequency regional extent is with the default angle between the mounting plate of described two infrared sensor modules
Reduction and reduce.
3. infrared detecting device according to claim 1, which is characterized in that the in-house mechanical-stretching includes a bullet
The both ends of spring connecting element, the spring attachment member connect with described two infrared sensor modules and the master control borad respectively
It connects, for passing through the default folder between the flexible mounting plate for changing described two infrared sensor modules of master control borad control
Angle.
4. infrared detecting device according to claim 3, which is characterized in that the detection of described two infrared sensor modules regards
Angle is all C, and wherein C is more than 60 degree, is less than 90 degree；
When stretching reaches largest deformation amount under control of the spring attachment member in the master control borad, described two infrared biographies
The default angle between the mounting plate of sensor module is first critical angle A1=180 degree+C；
When compression reaches minimum deformation quantity under control of the spring attachment member in the master control borad, described two infrared biographies
The default angle between the mounting plate of sensor module is second critical angle A2=180 degree；
When compression reaches largest deformation amount under control of the spring attachment member in the master control borad, described two infrared biographies
The default angle between the mounting plate of sensor module is third critiical angle A3=180 degree-C.
5. infrared detecting device according to claim 4, which is characterized in that the spring attachment member compression reaches maximum shape
The infrared sensor module check frequency regional extent is less than spring attachment member stretching and reaches largest deformation when variable
Infrared sensor module check frequency regional extent when amount.
6. infrared detecting device according to claim 1, which is characterized in that the master control borad is obtained by SPI data/address bus
The detection signal of described two infrared sensor modules, and control the mechanical-stretching mechanism and change the default angle.
7. a kind of control method based on infrared detecting device described in claim 1 to claim 6, which is characterized in that including：
Step 1: under the infrared detecting device stationary state, the master control borad initializes described two infrared sensor modules
Mounting plate default angle, and enter step 2；
Step 2: the mounting plate of described two infrared sensor modules with the first critical angle A1 go in detection zone S2 whether
There are barriers, are, enter step eight, otherwise enter step three；
Step 3: reducing the default angle of the mounting plate of described two infrared sensor modules by mechanical-stretching mechanism, go forward side by side
Enter step 4；
Step 4: the mounting plate of described two infrared sensor modules gone with the second critical angle A2 be in detection zone S12
No there are barriers, are to enter step eight, otherwise enter step five；
Step 5: reducing the default angle of the mounting plate of described two infrared sensor modules by mechanical-stretching mechanism, go forward side by side
Enter step 6；
Step 6: the mounting plate of described two infrared sensor modules gone with the third critiical angle A3 be in detection zone S22
No there are barriers, are to enter step eight, otherwise enter step seven；
Step 7: control the infrared detecting device advance the region S22 and its corresponding check frequency effective distance it
With return again to step 1；
It is marked Step 8: obstacle information is fed back to the master control borad by described two infrared sensor modules；
Wherein, A1>A2>A3；Region S2 is that the default angle is that the first critical angle A1 corresponds to described two infrared sensings
The infrared overlay area that device module emits, region S12 are that the default angle is that the second critical angle A2 corresponds to institute
The infrared overlay area that two infrared sensor modules emit is stated, region S22 is that the default angle is the third
Critical angle A3 corresponds to the infrared overlay area that described two infrared sensor modules emit, region S2, region S12 and area
Domain S22 approaches the infrared detecting device successively.
8. infrared detecting device according to claim 7, which is characterized in that in the step 1, the master control borad passes through control
The deformation quantity for making the spring attachment member is zero, to initialize the default folder of the mounting plate of described two infrared sensor modules
Angle.
9. infrared detecting device according to claim 7, which is characterized in that described to reduce described two by mechanical-stretching mechanism
The operation of the default angle of the mounting plate of a infrared sensor module is that the master control borad is by controlling the spring attachment member
Compressed the default angle of the mounting plate to reduce described two infrared sensor modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532636.9A CN108562914A (en) | 2018-05-29 | 2018-05-29 | A kind of infrared detecting device and control method based on blind area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532636.9A CN108562914A (en) | 2018-05-29 | 2018-05-29 | A kind of infrared detecting device and control method based on blind area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108562914A true CN108562914A (en) | 2018-09-21 |
Family
ID=63540304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810532636.9A Pending CN108562914A (en) | 2018-05-29 | 2018-05-29 | A kind of infrared detecting device and control method based on blind area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108562914A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669478A (en) * | 2019-02-20 | 2019-04-23 | 广州愿托科技有限公司 | The adherent circular control method of unmanned plane spacing and unmanned plane based on distance measuring sensor |
| CN111142120A (en) * | 2020-02-25 | 2020-05-12 | 珠海市一微半导体有限公司 | Infrared receiving and transmitting unit, detection device, multi-infrared detection device and obstacle avoidance robot |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101559283A (en) * | 2009-05-15 | 2009-10-21 | 凌阳科技股份有限公司 | Imaging system and method for expanding movable range of imaging device |
| CN102445694A (en) * | 2011-09-20 | 2012-05-09 | 中南大学 | Navigation robot obstacle detection method and system |
| WO2013031161A1 (en) * | 2011-08-26 | 2013-03-07 | パナソニック株式会社 | Driving assistance apparatus |
| CN103761833A (en) * | 2014-02-17 | 2014-04-30 | 崔健雄 | Robot for tumble monitoring and method for tumble monitoring |
| CN204556108U (en) * | 2015-05-06 | 2015-08-12 | 松下电器机电（中国）有限公司 | A kind of infrared ray sensing device |
| CN105738905A (en) * | 2016-05-16 | 2016-07-06 | 北京信息科技大学 | Indoor positioning system and method for reducing blind areas |
| CN205858020U (en) * | 2016-06-17 | 2017-01-04 | 郭学千 | New type hinge |
| CN206132221U (en) * | 2016-10-26 | 2017-04-26 | 张永宇 | Infrared human tracer |
| CN206288157U (en) * | 2016-12-15 | 2017-06-30 | 肖远 | Fold mechanism and scooter |
| CN107869825A (en) * | 2017-10-02 | 2018-04-03 | 广东美的制冷设备有限公司 | Air-conditioner control method, air conditioner and readable storage medium |
-
2018
- 2018-05-29 CN CN201810532636.9A patent/CN108562914A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101559283A (en) * | 2009-05-15 | 2009-10-21 | 凌阳科技股份有限公司 | Imaging system and method for expanding movable range of imaging device |
| WO2013031161A1 (en) * | 2011-08-26 | 2013-03-07 | パナソニック株式会社 | Driving assistance apparatus |
| CN102445694A (en) * | 2011-09-20 | 2012-05-09 | 中南大学 | Navigation robot obstacle detection method and system |
| CN103761833A (en) * | 2014-02-17 | 2014-04-30 | 崔健雄 | Robot for tumble monitoring and method for tumble monitoring |
| CN204556108U (en) * | 2015-05-06 | 2015-08-12 | 松下电器机电（中国）有限公司 | A kind of infrared ray sensing device |
| CN105738905A (en) * | 2016-05-16 | 2016-07-06 | 北京信息科技大学 | Indoor positioning system and method for reducing blind areas |
| CN205858020U (en) * | 2016-06-17 | 2017-01-04 | 郭学千 | New type hinge |
| CN206132221U (en) * | 2016-10-26 | 2017-04-26 | 张永宇 | Infrared human tracer |
| CN206288157U (en) * | 2016-12-15 | 2017-06-30 | 肖远 | Fold mechanism and scooter |
| CN107869825A (en) * | 2017-10-02 | 2018-04-03 | 广东美的制冷设备有限公司 | Air-conditioner control method, air conditioner and readable storage medium |
Non-Patent Citations (2)
| Title |
|---|
| LI, KEXIN 等: "Detection blind area of infrared sensors for moving target detection", vol. 6595, pages 65953 * |
| 王佳 等: "基于数字式红外传感器的姿态测量盲区补偿法", vol. 33, no. 1, pages 15 - 17 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669478A (en) * | 2019-02-20 | 2019-04-23 | 广州愿托科技有限公司 | The adherent circular control method of unmanned plane spacing and unmanned plane based on distance measuring sensor |
| CN109669478B (en) * | 2019-02-20 | 2024-08-23 | 广州愿托科技有限公司 | Unmanned aerial vehicle distance-attaching surrounding control method based on ranging sensor and unmanned aerial vehicle |
| CN111142120A (en) * | 2020-02-25 | 2020-05-12 | 珠海市一微半导体有限公司 | Infrared receiving and transmitting unit, detection device, multi-infrared detection device and obstacle avoidance robot |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110031845B (en) | Apparatus and method for controlling radar | |
| CN105637441B (en) | proximity detection system and method | |
| CN108196549A (en) | One kind is used for submersible AGV laser infrared obstacle avoidance systems | |
| CN106980111B (en) | Vehicle-mounted side rear-view anti-collision radar calibration device and calibration method thereof | |
| US11396282B2 (en) | Autonomous emergency braking system and method of controlling same | |
| CN108562914A (en) | A kind of infrared detecting device and control method based on blind area | |
| US11150333B2 (en) | Object sensing apparatus and object sensing method | |
| CN105225387B (en) | A kind of deformation formula optical fiber fence system and its method for detecting invasion activity | |
| US20150063068A1 (en) | Sensing device and positioning method | |
| CN108375776A (en) | A kind of infrared detecting device and control method of variable-angle | |
| CN102652327A (en) | Vehicle surroundings monitoring device | |
| CN103974854A (en) | Communication device for a motor vehicle | |
| CN109884639B (en) | Obstacle detection method and device for mobile robot | |
| CN108021899A (en) | Vehicle intelligent front truck anti-collision early warning method based on binocular camera | |
| CN104731092A (en) | Multi-directional barrier avoiding system of mobile robot | |
| CN110888135A (en) | Target identification method and device, storage medium and vehicle | |
| CN208421240U (en) | A kind of infrared detecting device based on blind area | |
| US20150198714A1 (en) | Device and method for generating and evaluating ultrasound signals, particularly for determining the distance of a vehicle from an obstacle | |
| CN208207216U (en) | A kind of infrared detecting device of variable-angle | |
| CN106104299A (en) | Object detection device | |
| CN109799508A (en) | Vehicle blind zone monitoring device, method and system | |
| US20050125126A1 (en) | Pre-crash sensing system and method for detecting and classifying objects | |
| US20130110355A1 (en) | Control system and method of radar and vision systems for vehicle applications | |
| KR101509945B1 (en) | Object detection method of vehicle, and method for controlling parking assist system using the same | |
| US20040113759A1 (en) | Method for controlling and evaluating a sensor device shared by a plurality of applications |
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 | ||
| CB02 | Change of applicant information |
Address after: 519000 2706, No. 3000, Huandao East Road, Hengqin new area, Zhuhai, Guangdong Applicant after: Zhuhai Yiwei Semiconductor Co.,Ltd. Address before: Room 105-514, No.6 Baohua Road, Hengqin New District, Zhuhai City, Guangdong Province Applicant before: AMICRO SEMICONDUCTOR Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180921 |
|
| RJ01 | Rejection of invention patent application after publication |