CN109387831A - The wireless communication device of captures object motor message and the method for adjusting detection range - Google Patents
The wireless communication device of captures object motor message and the method for adjusting detection range Download PDFInfo
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- CN109387831A CN109387831A CN201811367897.6A CN201811367897A CN109387831A CN 109387831 A CN109387831 A CN 109387831A CN 201811367897 A CN201811367897 A CN 201811367897A CN 109387831 A CN109387831 A CN 109387831A
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- 238000004891 communication Methods 0.000 title claims abstract description 61
- 238000001514 detection method Methods 0.000 title claims description 17
- 238000000034 method Methods 0.000 title claims description 14
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The present invention provides a kind of wireless communication devices of captures object motor message, including main control chip, AC-DC module, DC-DC module, DC-DC module, radar module and wireless communication module；Wherein, AC-DC module U3 is connect with DC-DC module and DC-DC module respectively, and DC-DC module U3 is connect with radar module, and DC-DC module connection is connect with main control chip, and main control chip connects wireless communication module, and radar module is connect with main control chip signal.Main control chip receives the object of which movement waveform that radar module is sent, and the moving wave shape with preset object in different distance is compared, judge the moving wave shape whether be interference waveform and judgment object move distance and object to radar distance.The accurate measurement of object distance is realized, while reducing rate of false alarm.
Description
Technical field
The present invention relates to field of wireless communication, the wireless communication device of specially a kind of captures object motor message and adjustment
The method of detection range.
Background technique
The radar equipment of existing captures object motor message is multi-purpose to make military field electronics, in socio-economic development
The higher-end businesses such as direction such as weather forecast, resource detection, environmental monitoring and celestial body research, atmospheric physics, ionospheric structure research
Equal sciemtifec and technical spheres also have more application.Spaceborne and airborne synthetic aperture radar has become highly important sensing in current remote sensing
Device.The accurate shape on ground can be detected using ground as the radar of target.Its spatial resolution up to several meters to tens meters, and with
Apart from unrelated.Radar freshwater monitoring, sea ice monitoring, soil moisture investigation, forest assessment, in terms of also show
Show good application potential.And there is not the economical production of large-scale promotion in civilian commercial internet of things field technical solution
Product.
The accurate detection radar manufacture economic cost of high-end field is excessively high, cannot be introduced into civilian circulation market.Tradition is civilian
Radar equipment needs that a variety of environmental changes can not be adapted to by change capacitance resistance size to adjust detection range, or needs work
The hardware such as the rheostat built in Cheng personnel's manual adjustment device change detection range, increase significantly construction work amount.
Summary of the invention
Aiming at the problems existing in the prior art, the present invention provide it is a kind of can captures object motor message wireless communication dress
Set, integrate the radar exploration technique, wireless communication technique and embedded Control processing technique, can detecting object movable signal, and
Order is executed after handling data is sent to terminal device.
The present invention is to be achieved through the following technical solutions:
A kind of wireless communication device of captures object motor message, including main control chip U4, AC-DC module U1, DC-DC mould
Block U3, DC-DC module U2, radar module J5 and wireless communication module U5；
Wherein, AC-DC module U1 is connect with DC-DC module U3 and DC-DC module U2 respectively, DC-DC module U3 and radar
Module J 5 connects, and DC-DC module U2 connection is connect with main control chip, and main control chip connects wireless communication module U5, radar module
J5 is connect with main control chip signal；
Radar module J5 is used for the moving wave shape of detecting object, and is sent to main control chip；
Main control chip U4 be used for receive radar module J5 transmission object of which movement waveform, and with preset object difference away from
From moving wave shape be compared, judge the moving wave shape whether be interference waveform and judgment object move distance and object
Body to radar distance.
Optionally, the model MKE02Z16 of the main control chip U4.
Optionally, No. 5 pins of No. 1 pin connection wireless communication module of the main control chip U4, No. 2 pins connect nothing
No. 4 pins of line communication module, one end of No. 3 pin connection capacitor C8, the other end of capacitor C8 connect No. 6 pins, and No. 4 pins connect
VCC3.3 is met, No. 5 pins and No. 6 pins connect GND, No. 2 pins of No. 11 pin connection radar sensors, No. 20 pin connections
No. 3 pins of wireless communication module, No. 22 pins connect No. 6 pins of wireless communication module, and No. 25 pins connect wireless communication module 2
Number pin, No. 26 pins connect No. 7 pins of wireless communication module.
It optionally, further include the phototriode J4 of optical signal for that will acquire, phototriode J4 and main control chip
U4 connection.
Optionally, the model JT-5805 of the radar module J5.
Optionally, No. 3 pins connection 0.1uF capacitor of the radar module J5 connects GND in turn, and No. 2 pins are data
Pin, No. 2 pins connect bleeder circuit, No. 1 pin ground connection.
Optionally, the model AS01-ML01S of the wireless communication module.
Present invention also provides a kind of adjustment detection ranges of the wireless communication device of above-mentioned captures object motor message
Method includes the following steps；
Step 1, moving wave shape of the acquisition object in different distance；
Step 2, the moving wave shape of acquisition and corresponding range data are preset into main control chip U4；
Step 3, the range of setting detection range and corresponding moving wave shape in main control chip.
Step 4, the moving wave shape that received moving wave shape and step 2 are arranged main control chip 4 compares, received kinematic wave
Shape it is as preset a certain section of moving wave shape identical to get to the move distance of the object and the object to radar module away from
From.
Compared with prior art, the invention has the following beneficial technical effects:
The wireless communication device of the captures object motor message, by presetting object in main control chip in different distance
The moving wave shape that radar module acquires is compared by moving wave shape with preset moving wave shape, is realized true to the distance of object
It is fixed；Meanwhile, it is capable to which the waveform outside range is invalid waveform, and then realizes spy to the data area of setting predetermined movement waveform
Ranging from adjustment, improve the operational efficiency of system.
Detailed description of the invention
Fig. 1 is the structural block diagram of wireless communication device of the present invention；
Fig. 2 is the flow chart of interference signal recognition methods of the present invention；
Fig. 3 is AC-DC schematic diagram of the invention；
Fig. 4 is DC-DC schematic diagram of the invention；
Fig. 5 is main control chip circuit connection schematic diagram of the invention；
Fig. 6 is the circuit diagram and work light schematic diagram of present invention acquisition ambient light illumination component；
Fig. 7 is Principles of Radar figure of the present invention；
Fig. 8 is SPI wireless communication section schematic diagram of the present invention；
Fig. 9 is circuit board program burn writing mouth schematic diagram of the present invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, described to be explanation of the invention rather than limit
It is fixed.
As shown in Figure 1, it is a kind of can captures object motor message wireless communication device, including main control chip U4, AC-DC mould
Block U1, DC-DC module U3, DC-DC module U2, phototriode J4, radar module J5 and wireless communication module U5.
Wherein, the input terminal of AC-DC module U1 and 220V exchange is electrically connected, output end respectively with DC-DC module U3 and DC-
The U2 connection of DC module, DC-DC module U3 are connect with radar module J5, and DC-DC module U2 connection is connect with main control chip, master control core
Piece connection wireless communication module U5, radar module J5 and phototriode J4 are connect with main control chip signal respectively.
AC-DC module U1 is used to be converted to 220V exchange point the direct current of 12V.
DC-DC module U3, which is used to for the direct current of 12V being depressured, supplies electricity to radar module J5 power supply for the direct current of 5V.
DC-DC module U2, which is used to for the direct current of 12V being depressured, supplies electricity to main control chip U4 power supply for the direct current of 3.3V.
Main control chip U4 be used for receive radar module J5 transmission object of which movement waveform, and with preset object difference away from
From moving wave shape be compared, judge the moving wave shape whether be interference waveform and judgment object move distance and object
Judging result and is sent to terminal by wireless communication module U5 to the distance of radar by body.
Phototriode J4 is sent to main control chip U4 for the optical signal of acquisition to be converted to electric signal.
As shown in figure 3, No. 1 pin of the model RPDZN of AC-DC module U1, AC-DC module U1 and protection integrated circuit
Fuse connection, when zero firewire short circuit, blowout protects circuit, and No. 2 pins connect AC network firewires, No. 3 pins
Export 12V DC electricity, No. 4 pin ground connection.
As shown in figure 4, the model BD9329AEFJ of DC-DC module U3, the model of DC-DC module U2
BD9329AEFJ；DC-DC module U2 and DC-DC module U3, according to input voltage carry out different pressure differences transformation convert to protect
Card high voltage installation works normally and low-voltage equipment is not damaged by big power voltage supply.
As shown in figure 5, No. 1 pin of the model MKE02Z16 of main control chip U4, main control chip U4 connect wireless communication
No. 5 pins of module, No. 2 pins connect No. 4 pins of wireless communication module, connect No. 6 pins, 4 after No. 3 pin connection capacitor C8
Number pin connects VCC3.3, and No. 5 pins and No. 6 pins connect GND, and No. 11 pins connection radar bleeder circuits are subsequently connected to thunder
Up to No. 2 pins of sensor, No. 12 pin connection phototriodes acquire light-sensing signal, and No. 16 pins connect work light
LED1, No. 20 pins connect No. 3 pins of wireless communication module, and No. 22 pins connect No. 6 pins of wireless communication module, No. 25 pins
No. 2 pins of wireless communication module are connected, No. 26 pins connect No. 7 pins of wireless communication module, 30 pin, 31 pin and 32 pins
Linker programming mouth, programming mouth can connect the execution program that computer is product programming different schemes.
As shown in fig. 6, the series resistance R12 of phototriode J4 plays partial pressure.Element D1 is that the white lamp of Led is that work refers to
Show lamp, the presupposed solution for whether executing program can be intuitively reflected by different bright light flashing modes, such as detect vehicle
The white lamp of traveling lights 3 seconds.
As shown in fig. 7, No. 3 pins of the model JT-5805 of radar module J5, radar module J5 input 5v current-series
0.1uF capacitor returns to GND, and No. 2 pins are data pins, and No. 1 pin is grounded, No. 2 pins connection bleeder circuits, in bleeder circuit
Resistance R9 and R10 are to divide 5v direct current is converted to 3.3V direct current to be transmitted to main control chip and prevent from damaging.
As shown in figure 8, wireless communication module use SPI communication agreement, the model AS01-ML01S of wireless communication module,
No. 2 pin CE of wireless communication module U5 determine that the instruction received is configuration data content or sends data command, No. 3 pins
The power consumption of product of the present invention itself can be effectively reduced by determining whether the communication module works, and No. 4 pins are clock signal, and 5
Number pin is the pin that wireless communication module receives main control chip information, and No. 6 pins are that wireless communication module transmits data to master
Chip is controlled, No. 1 pin connection VC3.3 series connection 0.1uF returns to No. 8 pin GND.
As shown in figure 9, No. 5 pins of program burn writing interface supply 3.3V voltage, No. 2 pins, No. 3 pins and No. 4 pins
Single-chip microcontroller is connected, wherein No. 4 DIO pin transmitting information both to product programming program or can read the existing journey of main control chip
Sequence.
The wireless communication device of the captures object motor message, by presetting object in main control chip in different distance
The moving wave shape that radar module acquires is compared by moving wave shape with preset moving wave shape, is realized true to the distance of object
It is fixed；Meanwhile, it is capable to which the waveform outside range is invalid waveform, and then realizes spy to the data area of setting predetermined movement waveform
Ranging from adjustment, improve the operational efficiency of system.
In addition, acquiring the illuminance information of investigative range by phototriode, which is sent to main control chip,
The execution of the method for detecting object distance and the method for identification object of which movement signal is instructed for control variable.
Integrated embedded system can directly handle collected information to present device simultaneously, not need the number that will be acquired
According to being sent to other equipment otherwise processed.The device integrated wireless communication module, wireless communication module determine that the device can
With other wireless telecom equipments form local Internet of Things, can be communicated with other Internet of Things equipment, and will execute order and
Information after analysis passes to other equipment, while can receive control program option and processing letter that other equipment are sent
Number.
The method of the detecting object distance of the wireless communication device of the captures object motor message is carried out below detailed
Illustrate, principle be object of which movement from the distant to the near caused by analog signal wave amplitude correspond to it is ascending, limitation centainly shake
Data-signal within the scope of width is useful signal, and the data outside range are that the data represented outside distance will not be adopted by system.It is main
Include the following steps；
Step 1, into debugging mode, object is acquired in the moving wave shape of different distance；
For example, acquiring the moving wave shape of object different location within the scope of 1-100m by radar module；
Step 2, moving wave shape that step 1 acquires and corresponding range data are preset in main control chip U4；
Step 3, the distance range of 2 moving wave shape of selecting step；
That is, choosing the range of certain moving wave shape, such as choose within the scope of 1-20m according to actual operating condition
Moving wave shape be effective exercise waveform, shield the moving wave shape in other ranges.
According to user demand, detection range range limit value (such as 5m) is set in debugging terminal device, by wireless
The data of communication transmitting setting, are handed down to main control chip, main control chip transfers step 2 preset data and corresponds to shape information, will set
It sets the moving wave shape (such as object of which movement signal waveform at 8m) except distance and is summarized as interference signal, the fortune in setting range
Dynamic waveform is useful signal.By the way that the data area of moving wave shape is arranged, the adjusting of radar module detection range is realized.
Step 4, it closes debugging mode and enters operating mode, radar module starts detecting object motor message, when there is object
When body moves, acquisition motor message is sent to main control chip U4, and main control chip U4 sets received moving wave shape and step 3
Moving wave shape compares, when received moving wave shape with setting in the range of one section of moving wave shape it is identical, can judge the object
The move distance of body and distance apart from radar module, while corresponding director data being sent to by wireless communication module
Other Internet of Things execute equipment.
When received moving wave shape is interference signal, both the motor message other than set distance range, did not did any place
Reason.
The move distance for the object that the detection method can be detected accurately, while device detection angle dress more civilian than tradition
It is bigger to set range, detection range can be adjusted by program software according to specific needs.
The above content is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press
According to technical idea proposed by the present invention, any changes made on the basis of the technical scheme each falls within claims of the present invention
Protection scope within.
Claims (9)
1. a kind of wireless communication device of captures object motor message, which is characterized in that including main control chip U4, AC-DC module
U1, DC-DC module U3, DC-DC module U2, radar module J5 and wireless communication module U5；
Wherein, AC-DC module U1 is connect with DC-DC module U3 and DC-DC module U2 respectively, DC-DC module U3 and radar module
J5 connection, DC-DC module U2 connection are connect with main control chip, main control chip connect wireless communication module U5, radar module J5 with
The connection of main control chip signal；
Radar module J5 is used for the moving wave shape of detecting object, and is sent to main control chip；
Main control chip U4 is used to receive the object of which movement waveform of radar module J5 transmission, and with preset object in different distance
Moving wave shape is compared, and judges move distance that whether moving wave shape is interference waveform and judgment object and object extremely
The distance of radar.
2. the wireless communication device of captures object motor message according to claim 1, which is characterized in that the main control chip
The model MKE02Z16 of U4.
3. the wireless communication device of captures object motor message according to claim 2, which is characterized in that the main control chip
No. 5 pins of No. 1 pin connection wireless communication module of U4, No. 2 pins connect No. 4 pins of wireless communication module, and No. 3 pins connect
One end of capacitor C8 is connect, the other end of capacitor C8 connects No. 6 pins, and No. 4 pins connect VCC3.3, and No. 5 pins and No. 6 pins connect
GND, No. 2 pins of No. 11 pin connection radar sensors are met, No. 20 pins connect No. 3 pins of wireless communication module, and No. 22 are drawn
Foot connects No. 6 pins of wireless communication module, and No. 25 pins connect No. 2 pins of wireless communication module, and No. 26 pins connect channel radio
Believe No. 7 pins of module.
4. the wireless communication device of captures object motor message according to claim 1, which is characterized in that further include for inciting somebody to action
The phototriode J4 of the optical signal of acquisition, phototriode J4 are connect with main control chip U4.
5. the wireless communication device of captures object motor message according to claim 1, which is characterized in that the radar module
The model JT-5805 of J5.
6. the wireless communication device of captures object motor message according to claim 5, which is characterized in that the radar module
No. 3 pins connection 0.1uF capacitor of J5 and then connecting GND, No. 2 pins are data pin, and No. 2 pins connect bleeder circuits, No. 1
Pin ground connection.
7. the wireless communication device of captures object motor message according to claim 1, which is characterized in that the wireless telecommunications
The model AS01-ML01S of module.
8. a kind of adjustment detection range of the wireless communication device of any one of claim 1 to 7 captures object motor message
Method, which is characterized in that include the following steps；
Step 1, moving wave shape of the acquisition object in different distance；
Step 2, the moving wave shape of acquisition and corresponding range data are preset into main control chip U4；
Step 3, the range of setting detection range and corresponding moving wave shape in main control chip.
9. adjusting the method for detection range according to claim 8, which is characterized in that include the following steps；
Step 4, the moving wave shape that received moving wave shape and step 2 are arranged main control chip 4 compares, received moving wave shape with
Preset a certain section of moving wave shape it is identical to get to the object move distance and the object to radar module distance.
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| CN201811367897.6A CN109387831A (en) | 2018-11-16 | 2018-11-16 | The wireless communication device of captures object motor message and the method for adjusting detection range |
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| CN201811367897.6A CN109387831A (en) | 2018-11-16 | 2018-11-16 | The wireless communication device of captures object motor message and the method for adjusting detection range |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001305215A (en) * | 2000-04-19 | 2001-10-31 | Mitsubishi Electric Corp | Radar device |
| CN103901410A (en) * | 2014-03-31 | 2014-07-02 | 西安电子科技大学 | Airborne double-base MIMO radar clutter rejection method based on sparse recovery |
| CN104698939A (en) * | 2015-03-11 | 2015-06-10 | 朱得亚 | Intelligent switch control system |
| CN205193278U (en) * | 2015-07-23 | 2016-04-27 | 内蒙古工业大学 | Automatic range unit based on ultrasonic sensor |
| CN105607051A (en) * | 2014-11-18 | 2016-05-25 | 西门子公司 | Method for determining a distance between an FMCW ranging device and a target |
| CN206671564U (en) * | 2016-12-21 | 2017-11-24 | 深圳市镭神智能***有限公司 | Intelligent vehicle CAS based on laser radar |
| CN108242126A (en) * | 2018-03-20 | 2018-07-03 | 四川大学 | It is a kind of can active probe and hazard recognition and alarm intelligent wearable device |
| CN108344993A (en) * | 2017-01-25 | 2018-07-31 | 霍尼韦尔国际公司 | The device and method accurately monitored for space |
-
2018
- 2018-11-16 CN CN201811367897.6A patent/CN109387831A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001305215A (en) * | 2000-04-19 | 2001-10-31 | Mitsubishi Electric Corp | Radar device |
| CN103901410A (en) * | 2014-03-31 | 2014-07-02 | 西安电子科技大学 | Airborne double-base MIMO radar clutter rejection method based on sparse recovery |
| CN105607051A (en) * | 2014-11-18 | 2016-05-25 | 西门子公司 | Method for determining a distance between an FMCW ranging device and a target |
| CN104698939A (en) * | 2015-03-11 | 2015-06-10 | 朱得亚 | Intelligent switch control system |
| CN205193278U (en) * | 2015-07-23 | 2016-04-27 | 内蒙古工业大学 | Automatic range unit based on ultrasonic sensor |
| CN206671564U (en) * | 2016-12-21 | 2017-11-24 | 深圳市镭神智能***有限公司 | Intelligent vehicle CAS based on laser radar |
| CN108344993A (en) * | 2017-01-25 | 2018-07-31 | 霍尼韦尔国际公司 | The device and method accurately monitored for space |
| CN108242126A (en) * | 2018-03-20 | 2018-07-03 | 四川大学 | It is a kind of can active probe and hazard recognition and alarm intelligent wearable device |
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Application publication date: 20190226 |