CN106375038A - Automatic detection tool of micro-power wireless module - Google Patents
Automatic detection tool of micro-power wireless module Download PDFInfo
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- CN106375038A CN106375038A CN201610794479.XA CN201610794479A CN106375038A CN 106375038 A CN106375038 A CN 106375038A CN 201610794479 A CN201610794479 A CN 201610794479A CN 106375038 A CN106375038 A CN 106375038A
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- module
- tested
- standard
- mcu
- power
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses an automatic detection tool of a micro-power wireless module. An MCU is separately connected with a power module, an RTC and battery module, an indication module, a control button and function selection switch module, a DUT power control and static current detection circuit, a tested module and a standard module; a 60dB radio frequency attenuator is separately connected with the tested module and the standard module; the standard module is used for setting a reference signal, transmitting the reference signal to the tested module and receiving a signal returned by the tested module; and the 60dB radio frequency attenuator is used for adjusting the reference signal to a signal intensity level required by the sensitivity of the tested module and attenuating the signal returned by the tested module. The automatic detection tool disclosed by the invention adopts the technology of detecting the tested module by using the standard module and bidirectionally adjusting the amplitude of the signal to the required intensity level by using the attenuator, and thus high-efficiency detection is realized; and moreover, the operation is simple, and an operator only needs to press a ''start test button'' and observe red and green light-emitting diodes more than ten seconds later to obtain a test result, thereby saving time and saving labor.
Description
Technical field
The invention belongs to test technique automatic field, particularly to a kind of micro power radio module Aulomatizeted Detect work
Dress.
Background technology
Low pressure kilowatt meter reading-out system divides according to communication mode of checking meter two classes: wired and wireless, major programme has: rs485 checks meter
System, Low Voltage Power Line Carrier Record System, wireless kilowatt meter reading-out system, mix kilowatt meter reading-out system, plastic optical fiber kilowatt meter reading-out system.This is two big
Class kilowatt meter reading-out system has its respective advantage and suitable application area.
In recent years, low voltage power line carrier is checked meter and is occupied dominant position, applies and copies the general character at scene on a large scale, stable
Property and real-time aspect achieve some achievements, but Shortcomings: low-voltage network environment is complicated, and interference is big, low-voltage power
Line carrier wave is difficult to ensure that its stability checked meter.
Micropower wireless communication technology can overcome the shortcomings of other communication modes in some application scenarios of checking meter, construction party
Just it is not necessary to additionally lay cable, general workman can easily be installed；Communication is not only restricted to electrical network characteristic, can be square
Checking meter scheme to across Tai Qu, complicated power utilization environment Rapid Implementation just；Traffic rate is fast, and real-time is high, and convenient enforcement is remotely pre-
Pay, long-range switching on etc. is applied.
Micropower wireless technology is application oriented, and it has following features in low pressure checks meter application:
(1) because micropower wireless distances are short, penetration power is weak, and kilowatt meter reading-out system finishes once setting up, and equipment is all no
People's state on duty, such as low pressure to be completed are checked meter application, and its topological structure should be to have the self-organizing network of host node, general collection
Node on middle device is host node, and harvester, ammeter node are from node, and network is that possess self-organizing, certainly route, self- recoverage,
The mesh net of self-healing feature；
(2) table may increase minimizing, or the break-make having influence on node due to environment according to demand, in application of checking meter
In, micro- work(wireless network must be a dynamic network it is desirable to it has dynamic system reconfigurability；
(3) because equipment installation site is fixed, concentrator, harvester, electric energy meter are well arranged, and functionally concentrator is made
For host node, as from node, the radio sensing network that micropower wireless routing sets up relatively standard is simple for electric energy meter, harvester,
The foundation of network route can manual intervention in the rigging up and debugging stage.
(4), all from electric lines of force power taking, the application of micropower radio meter register does not need to supply using battery for table, harvester, concentrator
Electricity.
The framework of typical low pressure kilowatt meter reading-out system, harvester, concentrator referred to as all can electric energy meter data reading system, data summarization arrives
After concentrator, concentrator by way of certain data exchange to main website.Micro power radio module is widely used in Internet of Things
With water, electricity and gas check meter, smart home, the field such as security protection.
When producing micro power radio module, need to its performance (mainly transmission power, receiving sensitivity and static work(
Consumption) detected.Traditional detection method uses radio frequency instrument (audiofrequency spectrometer, radio signal comprehensive test instrument, vector signal generator
Deng).These equipment instruments are big, price is high, maintenance cost is high, complex operation, and detection speed is slow.
Content of the invention
It is an object of the invention to overcoming the deficiencies in the prior art, provide one kind standard module detection tested module and use
Attenuator two-way adjustment signal amplitude to the technology of desirable strength rank, coordinates the mcu primary control program of planning of science activities it is achieved that height
The detection of efficiency, micro power radio module Aulomatizeted Detect frock simple to operate, time saving and energy saving.
The purpose of the present invention is achieved through the following technical solutions: micro power radio module Aulomatizeted Detect frock,
Including mcu, power module, rtc and battery module, indicating module, control knob and functional select switch module, dut power supply control
System and Iddq testing circuit, tested module, 60db radio frequency attenuator and standard module；
Mcu respectively with power module, rtc and battery module, indicating module, control knob and functional select switch module,
Dut power supply is connected with Iddq testing circuit, tested module and standard module；60db radio frequency attenuator respectively with tested
Module and standard module connect；
Power module respectively with mcu, indicating module, dut power supply and Iddq testing circuit, tested module and
Standard module is connected, for remaining module for power supply；
Mcu, as the core logic controller of Aulomatizeted Detect frock, controls other coupled modules to execute behaviour
Make；
Control knob is configured to the parameter of Aulomatizeted Detect frock for operator with functional select switch module
And modification；
Dut power supply and Iddq testing circuit use differential type dac and current sampling resistor to monitor tested module
Power up, notify detection tested module quiescent current index；
Indicating module is used for pointing out operator's test event and test result；
Rtc and battery module are used for providing real-time time for automatic detection device；
Standard module is used for arranging reference signal, to tested module transmitted reference signal and receive tested module return letter
Number；
60db radio frequency attenuator is used for adjusting intensity level signal required for tested module sensitivity for the reference signal, and
The signal that decay tested module returns.
Further, described Aulomatizeted Detect frock also includes rs232 communication interface, and mcu is connected by max3232
Rs232 communication interface.
Further, described indicating module includes lcm LCDs, Red LED1, green light emitting diode and honeybee
Ring device.
The invention has the beneficial effects as follows: this device compares existing conventional test methodologies, eliminates the radiofrequency generator of costliness and heaviness
Device, it is to avoid the complicated and instrument of specialty setting operation, detects tested module with standard module and is believed with attenuator two-way adjustment
To the technology of desirable strength rank, the mcu primary control program of cooperation planning of science activities is it is achieved that efficient detection for number amplitude；And grasp
Make simple, operator only needs to press " beginning testing button ", observe red, green LED after waiting more than ten seconds and can learn
Test result, time saving and energy saving, can be widely applied for the Aulomatizeted Detect occasion of micro power radio module.
Brief description
Fig. 1 is the Aulomatizeted Detect tool structure schematic diagram of the present invention.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings.
As shown in figure 1, micro power radio module Aulomatizeted Detect frock, including mcu, power module, rtc and battery mould
Block, indicating module, control knob and functional select switch module, dut power supply and Iddq testing circuit, tested module
(dut), 60db radio frequency attenuator and standard module；
Mcu respectively with power module, rtc and battery module, indicating module, control knob and functional select switch module,
Dut power supply is connected with Iddq testing circuit, tested module and standard module；60db radio frequency attenuator respectively with tested
Module and standard module connect；
Power module respectively with mcu, indicating module, dut power supply and Iddq testing circuit, tested module and
Standard module is connected, for remaining module for power supply；The 3.3v power supply using including mcu, and dut power supply and quiescent current inspection
The 3.8v power supply that slowdown monitoring circuit, standard module and tested module use；
Mcu, as the core logic controller of Aulomatizeted Detect frock, controls other coupled modules to execute behaviour
Make；
Control knob is configured to the parameter of Aulomatizeted Detect frock for operator with functional select switch module
And modification；
Dut power supply and Iddq testing circuit use differential type dac and current sampling resistor to monitor tested module
Power up, it is to avoid when running into the tested module that there is power supply short circuit, burn automatic detection device；This module is also logical simultaneously
Know the quiescent current index of detection tested module；
Indicating module is used for pointing out operator's test event and test result；
Rtc and battery module are used for providing real-time time for automatic detection device, to dispatch from the factory for tested module mark
Temporal information and cooperation automated production control software management；
The core of automatic detection device is standard module, 60db attenuator, needle-bar and tested module:
Standard module is used for arranging reference signal, to tested module transmitted reference signal and receive tested module return letter
Number；
60db radio frequency attenuator is used for adjusting intensity level signal required for tested module sensitivity for the reference signal, and
The signal that decay tested module returns, in order to avoid burn standard module；
Needle-bar is used for quick connection automatic detection device and tested module.
Further, described Aulomatizeted Detect frock also includes rs232 communication interface, and mcu is connected by max3232
Rs232 communication interface；Mcu can connect computer by rs232 interface, realizes Aulomatizeted Detect frock is entered by computer
The functions such as row calibration, setting test parameter and cooperation automated production control software management.
Further, indicating module includes lcm LCDs, Red LED1, green light emitting diode and buzzer.
Those of ordinary skill in the art will be appreciated that, embodiment described here is to aid in reader and understands this
Bright principle is it should be understood that protection scope of the present invention is not limited to such special statement and embodiment.This area
Those of ordinary skill can make various other each without departing from present invention essence according to these technology disclosed by the invention enlightenment
Plant concrete deformation and combine, these deform and combine still within the scope of the present invention.
Claims (3)
1. micro power radio module Aulomatizeted Detect frock it is characterised in that include mcu, power module, rtc and battery module,
Indicating module, control knob and functional select switch module, dut power supply and Iddq testing circuit, tested module,
60db radio frequency attenuator and standard module；
Mcu is electric with power module, rtc and battery module, indicating module, control knob and functional select switch module, dut respectively
Source control is connected with Iddq testing circuit, tested module and standard module；60db radio frequency attenuator respectively with tested module
Connect with standard module；
Power module respectively with mcu, indicating module, dut power supply and Iddq testing circuit, tested module and standard
Module is connected, for remaining module for power supply；
Mcu, as the core logic controller of Aulomatizeted Detect frock, controls other coupled modules to execute operation；
Control knob and functional select switch module are configured to the parameter of Aulomatizeted Detect frock for operator and repair
Change；
Dut power supply and Iddq testing circuit use differential type dac and current sampling resistor to monitor the upper of tested module
Electric process, notifies the quiescent current index of detection tested module；
Indicating module is used for pointing out operator's test event and test result；
Rtc and battery module are used for providing real-time time for automatic detection device；
Standard module is used for arranging reference signal, to tested module transmitted reference signal and receive tested module return signal；
60db radio frequency attenuator is used for adjusting intensity level signal required for tested module sensitivity for the reference signal, and decays
The signal that tested module returns.
2. micro power radio module Aulomatizeted Detect frock according to claim 1 is it is characterised in that described automatization examines
Survey frock and also include rs232 communication interface, mcu connects rs232 communication interface by max3232.
3. micro power radio module Aulomatizeted Detect frock according to claim 1 is it is characterised in that described indicating module
Including lcm LCDs, Red LED1, green light emitting diode and buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794479.XA CN106375038A (en) | 2016-08-31 | 2016-08-31 | Automatic detection tool of micro-power wireless module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794479.XA CN106375038A (en) | 2016-08-31 | 2016-08-31 | Automatic detection tool of micro-power wireless module |
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| Publication Number | Publication Date |
|---|---|
| CN106375038A true CN106375038A (en) | 2017-02-01 |
Family
ID=57898778
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610794479.XA Pending CN106375038A (en) | 2016-08-31 | 2016-08-31 | Automatic detection tool of micro-power wireless module |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202204870U (en) * | 2011-05-25 | 2012-04-25 | 河南新天科技股份有限公司 | Full-automatic power consumption tester |
| CN202471190U (en) * | 2011-12-20 | 2012-10-03 | 安徽理工大学 | System for automatically detecting product performance of water level sensor |
| CN203206485U (en) * | 2013-04-02 | 2013-09-18 | 广东工业大学 | Electric power demodulator apparatus base station |
| CN104426616A (en) * | 2013-09-04 | 2015-03-18 | 锐拔科技（深圳）有限公司 | Method and device for testing sensitivity of micro-power wireless complete machine |
| CN105162530A (en) * | 2015-06-25 | 2015-12-16 | 深圳市国电科技通信有限公司 | System for detecting hardware performance of micropower wireless communication module |
-
2016
- 2016-08-31 CN CN201610794479.XA patent/CN106375038A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202204870U (en) * | 2011-05-25 | 2012-04-25 | 河南新天科技股份有限公司 | Full-automatic power consumption tester |
| CN202471190U (en) * | 2011-12-20 | 2012-10-03 | 安徽理工大学 | System for automatically detecting product performance of water level sensor |
| CN203206485U (en) * | 2013-04-02 | 2013-09-18 | 广东工业大学 | Electric power demodulator apparatus base station |
| CN104426616A (en) * | 2013-09-04 | 2015-03-18 | 锐拔科技（深圳）有限公司 | Method and device for testing sensitivity of micro-power wireless complete machine |
| CN105162530A (en) * | 2015-06-25 | 2015-12-16 | 深圳市国电科技通信有限公司 | System for detecting hardware performance of micropower wireless communication module |
Non-Patent Citations (1)
| Title |
|---|
| 李旭: "无线自动抄表的射频基带系统设计与实现", 《中国优秀硕士学位论文全文数据库》 * |
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Application publication date: 20170201 |
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