CN108241089A - Detection device - Google Patents
Detection device Download PDFInfo
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- CN108241089A CN108241089A CN201810021073.7A CN201810021073A CN108241089A CN 108241089 A CN108241089 A CN 108241089A CN 201810021073 A CN201810021073 A CN 201810021073A CN 108241089 A CN108241089 A CN 108241089A
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- lora modules
- detection device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
A kind of detection device provided in an embodiment of the present invention,The detection device includes power supply,Power detecting module,Main control module and radio-frequency module,The operating current of the tested LoRa modules is detected by the power detecting module,The main control module analyzes the power consumption of the tested LoRa modules according to the operating current,It is whether qualified to detect the power consumption of the tested LoRa modules,The radio-frequency module receives the radiofrequency signal that the transmitting of LoRa modules is tested described in the master control module controls,The main control module analyzes the radiofrequency signal,It is whether qualified to detect the radio-frequency performance of the tested LoRa modules,So as to carry out relevant performance detection to LoRa modules in the production process of LoRa modules,Avoid the LoRa module quality inspection requirements produced unqualified,The problem of low production efficiency.
Description
Technical field
The present invention relates to electronic technology field, in particular to a kind of detection device.
Background technology
LoRa is one kind in the LPWAN communication technologys, is that one kind that Semtech companies of the U.S. use and promote is based on spread spectrum
The overlength distance wireless transmission scheme of technology.This scheme changes the compromise consideration side about transmission range and power consumption in the past
Formula provides a kind of simple energy to the user and realizes remote, long battery life, large capacity system, and then extend sensing network.
At present, LoRa is mainly run in global free frequency range, including 433,868,915MHz etc..
LoRa technologies have remote, low-power consumption (battery life is long), multinode, low cost characteristic.
And LoRa technologies can be realized by individual integration module LoRa modules, but due to LoRa modules in process of production
Quality testing can not be carried out to it, it seem likely that there are many problems during LoRa modules are coming into operation, for example, hair
Penetrate the problems such as power is not up to standard, receiving sensitivity is low, then the LoRa modules, which can be dropped, slatterns, so that LoRa modules
Low production efficiency.
Invention content
The purpose of the present invention is to provide a kind of detection devices, can improve the above problem.
What the embodiment of the present invention was realized in：
A kind of detection device, the detection device include power supply, power detecting module, main control module and radio-frequency module,
The power detecting module is connect with the common end of the power supply, and the power detecting module is additionally operable to and is tested LoRa modules company
It connects, the power detecting module is connect with the main control module, the main control module and the radio-frequency module, the tested LoRa
Module connects；The power detecting module, for detecting the operating current of the tested LoRa modules；The main control module is used
In being analyzed according to the operating current the power consumption of the tested LoRa modules, to detect the work(of the tested LoRa modules
Whether consumption is qualified；The radio-frequency module, for receiving the radio frequency letter that the transmitting of LoRa modules is tested described in the master control module controls
Number；The main control module is additionally operable to analyze the radiofrequency signal, to detect the radio-frequency performance of the tested LoRa modules
It is whether qualified.
In preferred embodiments of the present invention, the detection device further includes ADC modular converters, the ADC modular converters
It is connect respectively with the main control module, the power detecting module, the power supply, the ADC modular converters, for the electricity
The power detecting at source detection module both ends, to obtain the operating current of the tested LoRa modules.
In preferred embodiments of the present invention, the detection device further includes attenuator, the attenuator respectively with it is described
Radio-frequency module, the tested LoRa modules connection, the attenuator, for decaying to the radiofrequency signal.
In preferred embodiments of the present invention, the detection device further includes output display module, and the output shows mould
Block is connect respectively with the power supply, the main control module, the output display module, for by the analysis knot of the main control module
Fruit is shown.
In preferred embodiments of the present invention, the output display module is LED display module.
In preferred embodiments of the present invention, the LED display module includes 12 LED light.
In preferred embodiments of the present invention, 12 LED light include 6 red LED lamps and 6 green LED lamps.
In preferred embodiments of the present invention, the power detecting module includes the resistance of multiple and different resistance values, when tested
When LoRa modules are in running order, the resistance of the corresponding resistance value of the master control module controls connects the power supply and described tested
LoRa modules, to obtain the operating current of the tested LoRa modules.
In preferred embodiments of the present invention, the radio-frequency module is 5X1218 radio-frequency modules.
In preferred embodiments of the present invention, the main control module is microcontroller.
The advantageous effect of the embodiment of the present invention is：
A kind of detection device provided in an embodiment of the present invention, the detection device include power supply, power detecting module, master control
Module and radio-frequency module detect the operating current of the tested LoRa modules, the master control by the power detecting module
Module analyzes the power consumption of the tested LoRa modules according to the operating current, to detect the tested LoRa modules
Whether power consumption is qualified, and the radio-frequency module receives the radiofrequency signal that the transmitting of LoRa modules is tested described in the master control module controls,
Whether the main control module analyzes the radiofrequency signal, qualified to detect the radio-frequency performance of the tested LoRa modules,
So as to carry out relevant performance detection to LoRa modules in the production process of LoRa modules, the LoRa modules produced are avoided
The problem of quality inspection requirement is unqualified, low production efficiency.
Description of the drawings
It in order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of structure diagram of detection device provided in an embodiment of the present invention；
Fig. 2 is the structure diagram of another detection device provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of another detection device provided in an embodiment of the present invention.
Icon：100- detection devices；110- power supplys；120- power detecting modules；130- main control modules；140- radio frequency moulds
Block；150-ADC modular converters；160- attenuators；170- exports display module.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be configured to arrange and design with a variety of different.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without creative efforts belong to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " are based on orientation shown in the drawings or position relationship or are somebody's turn to do
Invention product using when the orientation usually put or position relationship, be for only for ease of the description present invention and simplify description, without
It is instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
It solves to indicate or implying relative importance.
In addition, the terms such as term " level ", " vertical ", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to represent the structure if " level " only refers to that its direction is more horizontal with respect to for " vertical "
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or one
Connect to body；Can be mechanical connection or electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Other features and advantages of the present invention will illustrate, also, partly become from specification in subsequent specification
It is clear that understood by implementing the embodiment of the present invention.The purpose of the present invention and other advantages can be by being write
Specifically noted structure is realized and is obtained in specification, claims and attached drawing.
Fig. 1 is please referred to, Fig. 1 is a kind of structure diagram of detection device 100 provided in an embodiment of the present invention, the detection dress
It puts 100 and includes power supply 110, power detecting module 120, main control module 130 and radio-frequency module 140, the power detecting module
120 connect with the common end of the power supply 110, and the power detecting module 120 is additionally operable to (not shown with tested LoRa modules
Go out) it connects, the power detecting module 120 is connect with the main control module 130, the main control module 130 and the radio frequency mould
Block 140, the tested LoRa modules connection.
The power supply 110, for providing power supply 110 for the electricity consumption module in detection device 100 and tested LoRa modules.Institute
It states power supply 110 and the modes such as accumulator or the power supply of external power supply 110 may be used.
The power detecting module 120, for detecting the operating current of the tested LoRa modules, specifically, the electricity
Source detection module 120 is made of one group of high-accuracy resistance, the common end of tested LoRa modules and power supply 110 is connected, for acquiring
The operating current of tested LoRa modules.
As a kind of mode, the power detecting module 120 includes the resistance of multiple and different resistance values, may be respectively used for examining
Survey electric current when tested LoRa modules transmitting, reception and suspend mode, when tested LoRa modules work in different modes, master control mould
Block 130 controls the resistance of different resistance values to connect power supply 110 and tested LoRa modules, realizes to being tested LoRa module different operating moulds
Current detecting under formula.For example, when tested LoRa modules are in running order, the main control module 130 controls corresponding resistance
The resistance of value connects the power supply 110 and the tested LoRa modules, to obtain the operating current of the tested LoRa modules.
The main control module 130, for being analyzed according to the operating current the power consumption of the tested LoRa modules,
It is whether qualified to detect the power consumption of the tested LoRa modules.
When tested LoRa modules are in running order, the main control module 130 by reading the voltage value at resistance both ends,
Main control module 130 can extrapolate the operating current and operating voltage that LoRa modules are tested under the operating mode according to the voltage value,
The actual power loss of tested LoRa modules can be calculated, and judges whether the power consumption is qualified, for example, according to the work electricity measured
When the power consumption that stream calculation obtains is more than a threshold value, then it is determined as that the tested LoRa modules are unqualified, when the power consumption of acquisition does not have
More than the threshold value, then it is qualification to be determined as the tested LoRa modules.
The radio-frequency module 140, for receiving the radio frequency that the main control module 130 controls the tested LoRa modules transmitting
Signal.
The main control module 130, for analyzing the radiofrequency signal, to detect penetrating for the tested LoRa modules
Whether frequency performance is qualified.
The radio-frequency module 140, for the transmitting and reception to radiofrequency signal, when detection device 100 be connected to it is tested
During LoRa modules, the tested LoRa modules of the control of main control module 130, which enter, persistently emits modulus, launches in specified frequency point and continuously penetrates
Frequency signal, detection device 100 band scan detection signal and RSSI (Received of measuring signal near identical frequency point
Signal Strength Indication, the instruction of received signal intensity), when receiving terminal and transmitting terminal are in identical frequency point
When, RSSI is detected as maximum value, and main control module 130 can determine the real output and frequency of tested LoRa modules at this time
Partially.Main control module 130 inputs calibration parameter according to the testing result to tested LoRa modules, then again after testing calibration
As a result.
As a kind of mode, the radio-frequency module 140 is the 5X1218 radio-frequency modules 140 of model.
As a kind of mode, the main control module 130 is microcontroller.
As a kind of mode, the main control module 130 can also be a kind of IC chip, have the processing energy of signal
The processor of power.Above-mentioned processor can be general processor, including central processing unit (Central Processing
Unit, abbreviation CPU), network processing unit (Network Processor, abbreviation NP) etc.；It can also be digital signal processor
(DSP), application-specific integrated circuit (ASIC), ready-made programmable gate array (FPGA) or other programmable logic device, discrete gate
Or transistor logic, discrete hardware components.Can realize or perform disclosed each method in the embodiment of the present invention,
Step and logic diagram.General processor can be microprocessor or the processor can also be any conventional processor
Deng.
Please refer to Fig. 2, structure diagrams of the Fig. 2 for another detection device 100 provided in an embodiment of the present invention, the detection
Device 100 further includes ADC modular converters 150, the ADC modular converters 150 respectively with the main control module 130, the power supply
Detection module 120, the power supply 110 connect, the ADC modular converters 150, for 120 both ends of power detecting module
Power supply 110 detect, to obtain the operating current of the tested LoRa modules.
The ADC modular converters 150 are used to the current signal of simulation being converted into the current signal of digital form, completion pair
The power supply 110 at 120 both ends of power detecting module detects, so as to extrapolate the operating current of tested LoRa modules.
The detection device 100 further includes attenuator 160, the attenuator 160 respectively with the radio-frequency module 140, institute
State tested LoRa modules connection, the attenuator 160, for decaying to the radiofrequency signal.
Wherein, the tested LoRa modules are connected by a coaxial feeder and the attenuator 160 with radio-frequency module 140
It connects, to ensure normally receiving and transmitting signal and accurately to detect RSSI between two modules.
Please refer to Fig. 3, structure diagrams of the Fig. 3 for another detection device 100 provided in an embodiment of the present invention, the detection
Device 100 further include output display module 170, it is described output display module 170 respectively with the power supply 110, the master control mould
Block 130 connects, the output display module 170, for the analysis result of the main control module 130 to be shown.
Display module 170 is exported, the testing result for each detection project to being tested LoRa modules is shown.
As a kind of mode, the output display module 170 can also be LED display.
As a kind of mode, the output display module 170 is LED display module.
The LED display module includes 12 LED light.12 LED light include 6 red LED lamps and 6 greens
LED light.
6 red LEDs and 6 green LED lamps can be divided into 6 groups, and every group of LED light includes a red LED lamp and one
Green LED lamp, for example, first group of LED light exports the qualification for being tested LoRa module output powers, second group of LED light is used for
The frequency accuracy for being tested LoRa modules is exported, third group LED light is used for the knot of the receiving sensitivity to being tested LoRa modules
Fruit is exported, and the 4th group of LED light is used to export the qualification for being tested the power consumption under the emission mode of LoRa modules, the 5th group
The qualification that LED light is used for the power consumption to being tested under the reception pattern of LoRa modules exports, and the 6th group of LED light is used for quilt
The qualification for the power consumption surveyed under the suspend mode of LoRa modules is exported.
For example, the testing result of the output power for being tested LoRa modules exports, controlled by main control module 130 tested
LoRa modules, which enter, continues emission mode, launches continuous radiofrequency signal in specified frequency point, detection device 100 is attached in identical frequency point
The nearly RSSI value for carrying out band scan detection signal and measuring signal, when receiving terminal is in identical frequency point with transmitting terminal, inspection
RSSI is measured as maximum value, main control module 130 can determine the real output and frequency deviation of tested LoRa modules at this time, main
Control module 130 according to the testing result come to tested LoRa modules input calibration parameter, then again after testing calibration as a result,
If result meets quality inspection specification, the green LED of first group of LED light of the control output display module 170 of main control module 130
Lamp lights, if output power is unqualified, the red LED lamp of first group of LED of output display module 170 is controlled to light.
The tested LoRa modules of the control of main control module 130 enter reception pattern, then by radio-frequency module 140 to tested LoRa
Module sends radiofrequency signal, and the reception result of LoRa modules is then tested by instructions query, and judges that the data of the result are
No correct and RSSI exports display module 170 in the error range of permission, according to output control and shows testing result, example
Such as, in poor sensitivity, the red LED lamp for controlling third group LED light is bright, is repeated several times operation, to determine the tested LoRa moulds
The receiving sensitivity of block is good.
When tested LoRa modules are in emission mode, i.e., tested LoRa modules transmitting radiofrequency signal, radio-frequency module 140 carries out
It receives, the tested LoRa modules of resistance access and electricity of the respective resistance values in power detecting module 120 is controlled by main control module 130
Source 110 connects, and so as to obtain the voltage at the resistance both ends, and then obtains the work electricity that tested LoRa modules are under emission mode
Stream to obtain the power consumption for being tested LoRa modules and being under emission mode according to operating current, if power consumption is qualified, controls the 4th group
Green LED lamp in LED light lights, if power consumption is unqualified, the red LED lamp in the 4th group of LED light is controlled to light.
Similarly, when being tested LoRa modules in a receive mode, i.e., radio-frequency module 140 emits radiofrequency signal, is tested LoRa moulds
Block is received, and the tested LoRa moulds of resistance access of the respective resistance values in power detecting module 120 are controlled by main control module 130
Block is connect with power supply 110, so as to obtain the voltage at the resistance both ends, and then under obtaining tested LoRa modules in a receive mode
Operating current to obtain the power consumption under being tested LoRa modules in a receive mode according to operating current, if power consumption is qualified, controls
Green LED lamp in 5th group of LED light lights, if power consumption is unqualified, the red LED lamp in the 5th group of LED light is controlled to light.
When tested LoRa modules are in suspend mode, controlled by main control module 130 corresponding in power detecting module 120
The tested LoRa modules of resistance access of resistance value are connect with power supply 110, so as to obtain the voltage at the resistance both ends, and then are tested
LoRa modules are in the operating current under suspend mode, are under suspend mode with obtaining tested LoRa modules according to operating current
Power consumption, if power consumption is qualified, control the 6th group of LED light in green LED lamp light, if power consumption is unqualified, control the 6th
Red LED lamp in group LED light lights.
In conclusion a kind of detection device 100 provided in an embodiment of the present invention, the detection device 100 includes power supply
110th, power detecting module 120, main control module 130 and radio-frequency module 140 detect institute by the power detecting module 120
The operating current of tested LoRa modules is stated, the main control module 130 is according to the operating current to the tested LoRa modules
Power consumption is analyzed, and whether qualified to detect the power consumption of the tested LoRa modules, the radio-frequency module 140 receives the master control
Module 130 controls the radiofrequency signal of the tested LoRa modules transmitting, and the main control module 130 divides the radiofrequency signal
Analysis, it is whether qualified to detect the radio-frequency performance of the tested LoRa modules, so as to right in the production process of LoRa modules
LoRa modules carry out relevant performance detection, avoid that the LoRa module quality inspection requirements produced are unqualified, and low production efficiency is asked
Topic.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of detection device, which is characterized in that the detection device include power supply, power detecting module, main control module and
Radio-frequency module, the power detecting module are connect with the common end of the power supply, and the power detecting module is additionally operable to and is tested
LoRa modules connect, and the power detecting module is connect with the main control module, the main control module and the radio-frequency module, institute
State tested LoRa modules connection；
The power detecting module, for detecting the operating current of the tested LoRa modules；
The main control module, for being analyzed according to the operating current the power consumption of the tested LoRa modules, with detection
Whether the power consumption of the tested LoRa modules is qualified；
The radio-frequency module, for receiving the radiofrequency signal that the transmitting of LoRa modules is tested described in the master control module controls；
The main control module is additionally operable to analyze the radiofrequency signal, to detect the radio frequency of the tested LoRa modules
Can whether qualified.
2. detection device according to claim 1, which is characterized in that the detection device further includes ADC modular converters, institute
It states ADC modular converters to connect with the main control module, the power detecting module, the power supply respectively, the ADC moduluss of conversion
Block, for the power detecting to the power detecting module both ends, to obtain the operating current of the tested LoRa modules.
3. detection device according to claim 2, which is characterized in that the detection device further includes attenuator, described to decline
Subtract device to connect with the radio-frequency module, the tested LoRa modules respectively, the attenuator, for carrying out the radiofrequency signal
Attenuation.
4. according to any detection devices of claim 1-3, which is characterized in that the detection device further includes output display
Module, the output display module are connect respectively with the power supply, the main control module, the output display module, for inciting somebody to action
The analysis result of the main control module is shown.
5. detection device according to claim 4, which is characterized in that the output display module is LED display module.
6. detection device according to claim 5, which is characterized in that the LED display module includes 12 LED light.
7. detection device according to claim 6, which is characterized in that 12 LED light include 6 red LED lamps and 6
A green LED lamp.
8. detection device according to claim 1, which is characterized in that the power detecting module includes multiple and different resistance values
Resistance, when tested LoRa modules are in running order, described in the resistance connection of the corresponding resistance value of the master control module controls
Power supply and the tested LoRa modules, to obtain the operating current of the tested LoRa modules.
9. detection device according to claim 1, which is characterized in that the radio-frequency module is 5X1218 radio-frequency modules.
10. detection device according to claim 1, which is characterized in that the main control module is microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021073.7A CN108241089A (en) | 2018-01-09 | 2018-01-09 | Detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021073.7A CN108241089A (en) | 2018-01-09 | 2018-01-09 | Detection device |
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| CN108241089A true CN108241089A (en) | 2018-07-03 |
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ID=62699439
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|---|---|---|---|
| CN201810021073.7A Pending CN108241089A (en) | 2018-01-09 | 2018-01-09 | Detection device |
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| CN109194414A (en) * | 2018-09-19 | 2019-01-11 | 中科芯集成电路股份有限公司 | A kind of test macro of Lora radio frequency mould group parameter |
| CN113296433A (en) * | 2021-04-28 | 2021-08-24 | 成都秦川物联网科技股份有限公司 | Singlechip resetting method |
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Application publication date: 20180703 |