CN210927653U - Automatic power consumption testing system for narrow-band Internet of things module - Google Patents
Automatic power consumption testing system for narrow-band Internet of things module Download PDFInfo
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- CN210927653U CN210927653U CN201921835172.5U CN201921835172U CN210927653U CN 210927653 U CN210927653 U CN 210927653U CN 201921835172 U CN201921835172 U CN 201921835172U CN 210927653 U CN210927653 U CN 210927653U
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Abstract
An embodiment of the utility model provides an automatic test system of consumption of narrowband thing networking module, include: the system comprises a signal acquisition module, a data preprocessing module, a protocol analysis module, a data processing module and an automatic report export module; the signal acquisition module is electrically connected with the direct-current power supply and the NB-IOT module to be tested respectively; the data preprocessing module is electrically connected with the signal acquisition module and the data processing module respectively; the protocol analysis module is electrically connected with the to-be-tested NB-IOT module and the data processing module respectively; the data processing module is electrically connected with the automatic report export module. The data processing module is electrically connected with the automatic report export module. The narrowband Internet of things power consumption automatic test system can realize the automatic test function of the power consumption of the to-be-tested NB-IOT module, and can improve the test accuracy and consistency.
Description
Technical Field
The utility model relates to a technical field of the thing networking especially indicates an automatic test system of consumption of narrowband thing networking module.
Background
The conventional NB-IOT (Narrow Band-Internet of Things) module power consumption test is usually a manual test method: the AT command is configured on the module by configuring the comprehensive tester, and the instrument with current and voltage acquisition is used for manually recording the module under different working conditions, so that a test report is finally formed manually, and complex power consumption test and data analysis can not be performed under the actual base station network environment.
The manual test mode mainly has the following problems: the working state of the module can not be accurately divided in the test process, and the test consistency is greatly influenced by manually dividing the module state, namely the test result consistency is poor; the power consumption analysis capability of external field test is not provided; the sampling rate and the sampling precision are not high, and the current collection of a common direct current power supply is not supported, namely the testing precision is not high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic test system of consumption of narrowband thing networking module to solve the problem that the power consumption test system test result uniformity of NB-IOT module is relatively poor, the measuring accuracy is not high among the prior art.
In order to solve the above technical problem, an embodiment of the present invention provides the following solutions:
the utility model provides an automatic test system of consumption of narrowband thing networking module, includes: the system comprises a signal acquisition module, a data preprocessing module, a protocol analysis module, a data processing module and an automatic report export module;
the signal acquisition module is electrically connected with the direct-current power supply and the NB-IOT module to be tested respectively;
the data preprocessing module is electrically connected with the signal acquisition module and the data processing module respectively;
the protocol analysis module is electrically connected with the to-be-tested NB-IOT module and the data processing module respectively;
the data processing module is electrically connected with the automatic report export module.
Optionally, the automatic power consumption testing system of the narrowband internet of things module further includes: an automatic test configuration module and a comprehensive tester;
the automatic test configuration module is electrically connected with the protocol analysis module, the to-be-tested NB-IOT module and the comprehensive tester respectively;
and the to-be-tested NB-IOT module is in communication connection with the comprehensive tester and the base station respectively.
Optionally, the data preprocessing module is electrically connected to the signal acquisition module through a USB interface.
Optionally, the protocol analysis module is electrically connected with the to-be-tested NB-IOT module through a debugging serial port.
Optionally, the automatic test configuration module is electrically connected with the to-be-tested NB-IOT module through an AT serial port;
the automatic test configuration module is electrically connected with the comprehensive tester through a network port.
The above technical scheme of the utility model at least include following beneficial effect:
the above technical scheme of the utility model, through signal acquisition module, data preprocessing module, protocol analysis module, data processing module and automatic report derive the data processing of module and mutually support, can be right the data that signal acquisition module gathered are handled, can realize right the automatic test function of the NB-IOT module consumption that awaits measuring to can improve the accurate nature and the uniformity of test. Therefore, the problems of poor consistency and low test precision of the NB-IOT power consumption test system in the prior art can be solved.
Drawings
Fig. 1 is a schematic structural diagram of an automatic test system of a narrowband internet of things module according to an embodiment of the present invention;
fig. 2 is a schematic view of a local data flow direction of an automatic test system of a narrowband internet of things module according to an embodiment of the present invention;
fig. 3 is a schematic view of another local data flow direction of the automatic test system of the narrowband internet of things module according to the present invention;
fig. 4 is a schematic view of another local data flow direction of the automatic test system of the narrowband internet of things module according to the present invention;
fig. 5 is a schematic view of another local data flow direction of the automatic test system of the narrowband internet of things module according to an embodiment of the present invention;
fig. 6 is a schematic diagram of another local data flow direction of the automatic test system of an embodiment of the narrow-band internet of things module.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1, the embodiment of the utility model provides an automatic test system of consumption of narrowband thing networking module, include: the system comprises a signal acquisition module 1, a data preprocessing module 2, a protocol analysis module 3, a data processing module 4 and an automatic report derivation module 5.
The signal acquisition module 1 is electrically connected with a direct current power supply 10 and an NB-IOT module 9 to be tested respectively; the data preprocessing module 2 is electrically connected with the signal acquisition module 1 and the data processing module 4 respectively; the protocol analysis module 3 is electrically connected with the to-be-tested NB-IOT module 9 and the data processing module 4 respectively.
The signal acquisition module 1 can be composed of an analog-to-digital converter with high sampling rate precision, the sampling rate of the signal acquisition module is 500KHz, the sampling precision reaches 24 bits, the signal acquisition module is respectively and electrically connected with the direct current power supply 10 and the NB-IOT module 9 to be tested (namely, the signal acquisition module is connected between the direct current power supply 10 and the NB-IOT module 9 to be tested in series), the signal acquisition module can be used for high-side current sampling, current signals of the NB-IOT module 9 to be tested are converted into digital signals, and the digital signals are transmitted to the data preprocessing module 2 (for example, a data preprocessing module in a PC), so that the accurate current sampling and transmission functions of the automatic power consumption of the NB-IOT module 9 to be tested are realized, and the. The data preprocessing module 2 can perform verification, conversion and combination processing on the data output by the signal acquisition module 1 (so that the correctness of data reception can be improved), and then transmit the processed data to the data processing module 4.
The protocol analysis module 3 can read and analyze the data output by the to-be-tested NB-IOT module 9, extract all the working modes required by the to-be-tested NB-IOT module 9 for power consumption testing, and send all the working modes to the data processing module 4 as the input of the automatic power consumption testing, so that testers can be helped to realize external field data testing and analysis, and the power consumption testing coverage and the consistency of testing results are improved.
The data processing module 4 is electrically connected with the automatic report derivation module 5. The data processing module 4 may fuse the working mode of the NB-IOT module to be tested 9 output by the protocol analysis module 3 with the power consumption data of the NB-IOT module to be tested 9 output by the data preprocessing module 2, so as to implement visualization processing including calculation of parameters such as waveform drawing, waveform enlargement/reduction, maximum/minimum/average values of segmented waveforms, and the like (that is, power consumption data of the NB-IOT module to be tested 9 may be accurately measured, and accuracy and consistency of testing may be improved), and the processed data may be used as input of the automatic report derivation module 5.
The automatic report export module 5 may perform fixed format report arrangement (for example, report generation supporting Excel format) on the data (for example, segmented data) output by the data processing module 4, and may implement a report output function in different working modes according to the power consumption test requirements of the NB-IOT module to be tested 9, thereby improving the test efficiency.
Preferably, in the above embodiment, the automatic power consumption testing system of the narrowband internet of things module may further include: an automatic test configuration module 6 and a comprehensive tester 7.
The automatic test configuration module 6 is electrically connected with the protocol analysis module 3, the to-be-tested NB-IOT module 9 and the comprehensive tester 7 respectively.
The NB-IOT module 9 to be tested is in communication connection (e.g., wireless communication connection) with the integrated tester 7 and the base station 8, respectively.
The automatic test configuration module 6 can realize the configuration function of automatically testing the comprehensive tester 7 and can lead configuration data into the comprehensive tester 7; when the outfield power consumption test is performed, the automatic test configuration module 6 is used for completing the configuration of the working parameters of the NB-IOT module 9 to be tested, so that the NB-IOT module 9 to be tested realizes the data interaction with the base station 8, and then the protocol analysis module 3 is combined to realize the identification of the working states of the NB-IOT module 9 to be tested and the base station 8.
Preferably, the data preprocessing module 2 can be electrically connected with the signal acquisition module 1 through a USB interface. The data preprocessing module 2 can perform initialization configuration on a USB interface, perform verification, conversion and combination processing on the data output by the signal acquisition module 1 (so that the correctness of data reception can be improved), and then transmit the processed data to the data processing module 4.
Preferably, the protocol analysis module 3 may be electrically connected to the NB-IOT module to be tested 9 through a debug serial port. The protocol analysis module 3 can read and analyze the data output by the NB-IOT module to be tested 9 through the debugging serial port, and extract all the working modes required by the NB-IOT module to be tested 9 for power consumption testing.
Preferably, the automatic test configuration module 6 is electrically connected to the NB-IOT module 9 to be tested through an AT serial port, so as to configure the operating parameters of the NB-IOT module 9.
Preferably, the automatic test configuration module 6 is electrically connected with the comprehensive test instrument 7 through a network port.
Following the utility model discloses take thing networking consumption automatic test system's work flow introduces as follows:
1. test case configuration
As shown in fig. 2, before the power consumption test, the automatic test configuration module 6 is used to manually set the test case of the integrated tester 7 and the working state of the to-be-tested NB-IOT module 9, so as to ensure that the to-be-tested NB-IOT module 9 can be effectively configured through the AT command in the automatic test process, thereby recording the accurate working mode and working current. When the comprehensive tester 7 is used for testing the power consumption of the laboratory environment, the automatic test configuration module 6 transmits the configured case data to the comprehensive tester 7 through the internet access for configuration, and simultaneously transmits the configuration command of the to-be-tested NB-IOT module 9 to the to-be-tested NB-IOT module 9 through the serial port for real-time configuration. The data flow is as follows:
7 case configuration of comprehensive tester: a1 → A3 (for example: automatic test configuration module 6 side port to integrated tester 7 side port);
AT command configuration: a2 (for example, an AT serial port on the automatic test configuration module 6 side to a serial port on the NB-IOT module 9 side to be tested).
As shown in fig. 3, when the external field power consumption test is performed in an actual network environment, the automatic test configuration module 6 transmits the configuration command to the NB-IOT module 9 to be tested through the serial port, and then the NB-IOT module 9 to be tested transmits the working parameters to the external field base station 8 through the network for configuration, where the data flow direction is as follows:
external field case configuration: b1 → B2 (for example, AT serial port on the side of the automatic test configuration module 6 → serial port on the side of the NB-IOT module to be tested 9 → base station 8).
2. Data acquisition and transmission
As shown in fig. 4, when each module is correctly connected and powered on, the signal acquisition module 1 performs current acquisition by being connected in the module from the high side in series, so that ground interference is reduced, meanwhile, the signal acquisition module 1 ensures the current range from nA level to a level a of acquisition precision by multi-stage amplification and high-precision sampling, and finally, the sampled data is transmitted to the data preprocessing module 2 of the PC end (upper computer) in real time through the USB interface for data preprocessing; the NB-IOT module 9 end to be tested transmits the state information (such as log data and the like) of the NB-IOT module 9 to be tested to the PC end (the protocol analysis module 3) for protocol analysis in real time through a debugging serial port (the protocol analysis module 3 side). The data flow is as follows:
the current flow direction of the NB-IOT module 9 to be tested is as follows: c1 → C2 → C3;
the NB-IOT module 9 to be tested acquires and preprocesses: c1 → C4 (e.g., the direct-current power supply 10 → the signal acquisition module 1 → the signal acquisition module-side USB port → the data preprocessing module 2).
3. Data analysis and processing
As shown in fig. 5, the upper computer analyzes and screens log data collected by the debugging serial port, identifies and marks a working mode of the NB-IOT module 9 to be tested, and then transmits the log data to the automatic test configuration module 6, the automatic test configuration module 6 sends a corresponding AT command after receiving the log data, and configures the NB-IOT module 9 to be tested to a next test state, so as to meet the test configuration of the comprehensive tester 7, meanwhile, the protocol analysis module 3 also transmits the state data of the NB-IOT module 9 to be tested to the data processing module 4, the data processing module 4 combines with the preprocessed data uploaded by the signal acquisition module 1 to perform data combination, calculation and drawing, displays a real-time current waveform of the NB-IOT module 9 to be tested on a drawing interface, and calculates a maximum current, a minimum current and an average value in the acquisition mode. Data flow is down:
the NB-IOT module to be tested 9AT command automatic configuration: d1 → D2 (for example, a serial port on the side of the NB-IOT module to be tested 9 → a debugging serial port on the side of the protocol analysis module 3 → the automatic test configuration module 6);
and state transmission of the NB-IOT module to be tested 9: d1 → D3 (for example, a serial port on the side of the NB-IOT module to be tested 9 → a debugging serial port on the side of the protocol analysis module 3 → the data processing module 4).
4. Automatic report export
As shown in fig. 6, the automatic report export module 5 generates and outputs a report of the data by using an excel report template in a fixed format according to the power consumption data calculated by the working mode of the NB-IOT module to be tested 9. The data flow is as follows:
power consumption and status data consolidation: e1, E2;
and (3) automatic report output: E3.
the foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides an automatic test system of consumption of narrowband thing networking module which characterized in that includes: the system comprises a signal acquisition module, a data preprocessing module, a protocol analysis module, a data processing module and an automatic report export module;
the signal acquisition module is respectively and electrically connected with a direct-current power supply and the narrow-band Internet of things NB-IOT module to be detected;
the data preprocessing module is electrically connected with the signal acquisition module and the data processing module respectively;
the protocol analysis module is electrically connected with the to-be-tested NB-IOT module and the data processing module respectively;
the data processing module is electrically connected with the automatic report export module.
2. The automatic power consumption testing system for the narrow-band internet of things module according to claim 1, further comprising: an automatic test configuration module and a comprehensive tester;
the automatic test configuration module is electrically connected with the protocol analysis module, the to-be-tested NB-IOT module and the comprehensive tester respectively;
and the to-be-tested NB-IOT module is in communication connection with the comprehensive tester and the base station respectively.
3. The automatic power consumption testing system for the narrow-band Internet of things module according to claim 1, wherein the data preprocessing module is electrically connected with the signal acquisition module through a USB interface.
4. The automatic power consumption testing system of the narrow-band Internet of things module as claimed in claim 1, wherein the protocol analysis module is electrically connected with the NB-IOT module to be tested through a debugging serial port.
5. The automatic power consumption testing system of the narrowband internet of things module of claim 2, wherein the automatic test configuration module is electrically connected with the to-be-tested NB-IOT module through an AT serial port;
the automatic test configuration module is electrically connected with the comprehensive tester through a network port.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921835172.5U CN210927653U (en) | 2019-10-29 | 2019-10-29 | Automatic power consumption testing system for narrow-band Internet of things module |
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| CN201921835172.5U CN210927653U (en) | 2019-10-29 | 2019-10-29 | Automatic power consumption testing system for narrow-band Internet of things module |
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| CN210927653U true CN210927653U (en) | 2020-07-03 |
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