CN108234041A - A kind of receiver channel working state detecting method and device - Google Patents
A kind of receiver channel working state detecting method and device Download PDFInfo
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- CN108234041A CN108234041A CN201810044935.8A CN201810044935A CN108234041A CN 108234041 A CN108234041 A CN 108234041A CN 201810044935 A CN201810044935 A CN 201810044935A CN 108234041 A CN108234041 A CN 108234041A
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- receiver
- channel
- voltage
- analog voltage
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- 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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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The invention discloses a kind of receiver channel working state detecting methods and device, relevant apparatus to include：Analog voltage acquiring unit, for determining the analog voltage size of each channel of receiver；Comparing unit, for comparing the magnitude relationship of the analog voltage of each channel of receiver and reference voltage, to determine each channels operation state of receiver；Voltage regulation unit for providing burning voltage for analog voltage acquiring unit and comparing unit, and realizes that external circuit is isolated.The overall structure of the device is simple, and the voltage that voltage regulation unit can stablize input can also play the role of isolation, improve the antijamming capability of circuit, and improve the stability of circuit；The operability of circuit is substantially increased by the application of microcontroller, not only can be by the more flexible setting reference voltage of microcontroller, it can also be to being changed under different temperature condition to benchmark；In addition, the peripheral circuit of microcontroller is less, productivity and operability are substantially increased.
Description
Technical field
The present invention relates to microwave radio field more particularly to a kind of receiver channel working state detecting methods and device.
Background technology
With the development of radio-frequency technique, the transceiver channel of some common communication equipments needs to carry out certainly working condition
Inspection, working condition is reported, it is ensured that staff understands the operating status of equipment, and the energy in equipment report failure in detail
It is overhauled in time.Meanwhile now to volume requirement " miniaturization ", the requirement of job stability is higher and higher.Therefore, it is badly in need of one
A small, stability is high, judges accurate detection module.
At present, detection module circuit composition is more complicated, and reference voltage adjustment is complex, and cannot be according to not equality of temperature
Degree is changed.Device is excessive, and module volume will be caused to increase, and production process is complicated, and debugging process is cumbersome.It is needed when debugging in addition
Box cover is removed, divider resistance is welded.
It is well known that the output amplitude of each channel of receiver is inconsistent, detecting circuit is also inconsistent, and detecting circuit needs
It is finely adjusted according to different detecting circuits, so the convenience of debugging and the productibility of batch are particularly important.
Invention content
The object of the present invention is to provide a kind of receiver channel working state detecting method and device, and it is simple in structure,
It is readily produced and debugs.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of receiver channel working state detection device, including：
Analog voltage acquiring unit, for determining the analog voltage size of each channel of receiver；
Comparing unit, for comparing the magnitude relationship of the analog voltage of each channel of receiver and reference voltage, to determine to connect
Each channels operation state of receipts machine；
Voltage regulation unit for providing burning voltage for analog voltage acquiring unit and comparing unit, and realizes external circuit
Isolation.
A kind of receiver channel working state detecting method, including：
The analog voltage size of each channel of receiver is determined using analog voltage acquiring unit；
Compare the analog voltage of each channel of receiver and the magnitude relationship of reference voltage using comparing unit, to determine reception
Each channels operation state of machine；
There is provided burning voltage for analog voltage acquiring unit and comparing unit using voltage regulation unit, and realize external circuit every
From.
As seen from the above technical solution provided by the invention, by sense channel background noise to the work shape of channel
State is detected, and effectively raises the operability and maintainability of equipment；Also, the overall structure of device is simple, LDO (voltage stabilizings
Unit) voltage that can stablize input can also play the role of isolation, the antijamming capability of circuit is improved, and improve electricity
The stability on road；The operability of circuit is substantially increased by the application of microcontroller, it not only can be cleverer by microcontroller
Setting reference voltage living, can also be to being changed benchmark under different temperature condition；In addition, the peripheral circuit of microcontroller compared with
It is few, substantially increase productivity and operability.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for this
For the those of ordinary skill in field, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the schematic diagram of a kind of receiver channel working state detection device that the embodiment of the present invention one provides；
Fig. 2 is the schematic diagram of a kind of receiver channel working state detection device that the embodiment of the present invention one provides.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on this
The embodiment of invention, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, belongs to protection scope of the present invention.
Embodiment one
The embodiment of the present invention provides a kind of receiver channel working state detection device, as shown in Figure 1, it mainly includes：
Analog voltage acquiring unit, for determining the analog voltage size of each channel of receiver；
Comparing unit, for comparing the magnitude relationship of the analog voltage of each channel of receiver and reference voltage, to determine to connect
Each channels operation state of receipts machine；
Voltage regulation unit for providing burning voltage for analog voltage acquiring unit and comparing unit, and realizes external circuit
Isolation.
In the embodiment of the present invention, the analog voltage acquiring unit obtains the mid-frequency noise amplitude of each channel of receiver, from
And determine corresponding analog voltage size；The mid-frequency noise width is that ground noise is amplified to obtain by the channel gain of receiver
's.
In the embodiment of the present invention, the comparing unit pre-sets reference voltage, as basis for estimation, and compares and connects
The analog voltage of each channel of receipts machine and the magnitude relationship of reference voltage；If analog voltage is more than reference voltage, high electricity is exported
It is flat, show that receiver respective channel is working properly；If analog voltage is less than reference voltage, low level is exported, shows to receive
The work of machine respective channel is abnormal.
In the embodiment of the present invention, the analog voltage acquiring unit can be wave detector (AD8361) and its peripheral circuit；
The comparing unit is microcontroller；As shown in Fig. 2, the schematic diagram for receiver channel working state detection device；Wherein：1- moulds
Intend voltage acquisition unit, 2- voltage regulation units, 3- comparing units.
In real work, above-mentioned detection device can be connected to by power splitter and attenuator on receiver channel,
The power of receiver channel end is passed to detection device, the power of channel end is converted by analog voltage acquiring unit first
Analog voltage, channel normal work are larger with analog voltage gap during channel failure.Programming is carried out to microcontroller, allows monolithic
Generate a reference voltage inside machine, then by the analog voltage detected be passed to microcontroller I O mouthful, when channel normal work, is examined
The analog voltage of survey is more than reference voltage, and detection device can export high level；The analog voltage that channel detects when breaking down is small
In reference voltage, detection module can export low level；The working condition of receiver channel is reported with this.
Illustratively：
LDO's is encapsulated as SOT23-5, and the height of the LDO is 0.8mm.
Analog voltage acquiring unit is encapsulated as RM-8, and the height of the analog voltage acquiring unit is 1.1mm.
Microcontroller is encapsulated as MLP-20, and the height of the microcontroller is 1.1mm.
Involved resistance capacitance is encapsulated as 0402 in device.
Above-mentioned device is all disposed in pcb board, and the ground area whole face paving copper of the PCB pedestals bottom does not spread welding resistance, makes
Into the good contact with ground.
The detection device has 6 pads, and 1 enters for radio frequency, 1 state output, and 1 is control source, and 3 is connect
Ground.
The said program provided in the embodiment of the present invention can realize the detection to channels operation state.First using height
The wave detector of precision so that detection resolution ratio of the invention greatly improves, and preferably distinguishes the work of the module under varying environment
State；The voltage that LDO can stablize input can also play the role of isolation, improve the antijamming capability of circuit, and improve
The stability of circuit；The application of microcontroller substantially increases the operability of circuit, because microcontroller sets reference voltage
Put it is more flexible, can also be to being changed under different temperature condition to reference voltage；In addition, the peripheral circuit of microcontroller compared with
It is few, substantially increase productivity and operability.
Embodiment two
The embodiment of the present invention provides a kind of receiver channel working state detecting method, and this method is carried based on previous embodiment
The device of confession realizes that this method mainly includes：
The analog voltage size of each channel of receiver is determined using analog voltage acquiring unit；
Compare the analog voltage of each channel of receiver and the magnitude relationship of reference voltage using comparing unit, to determine reception
Each channels operation state of machine；
There is provided burning voltage for analog voltage acquiring unit and comparing unit using voltage regulation unit, and realize external circuit every
From.
In the embodiment of the present invention, the analog voltage acquiring unit obtains the mid-frequency noise amplitude of each channel of receiver, from
And determine corresponding analog voltage size；
The mid-frequency noise width is that the channel gain of receiver amplifies ground noise.
In the embodiment of the present invention, the analog voltage acquiring unit is wave detector and its peripheral circuit.
In the embodiment of the present invention, the comparing unit pre-sets reference voltage, as basis for estimation, and compares and connects
The analog voltage of each channel of receipts machine and the magnitude relationship of reference voltage；If analog voltage is more than reference voltage, high electricity is exported
It is flat, show that receiver respective channel is working properly；If analog voltage is less than reference voltage, low level is exported, shows to receive
The work of machine respective channel is abnormal.
In the embodiment of the present invention, the comparing unit is microcontroller；For reference voltage by being generated inside microcontroller, receiver is each
The analog voltage of channel be fed to microcontroller I O mouthfuls.
Involved device has been described in detail in aforementioned device embodiment in said program, therefore no longer superfluous
It states.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can readily occur in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (10)
1. a kind of receiver channel working state detection device, which is characterized in that including：
Analog voltage acquiring unit, for determining the analog voltage size of each channel of receiver；
Comparing unit, for comparing the magnitude relationship of the analog voltage of each channel of receiver and reference voltage, to determine receiver
Each channels operation state；
Voltage regulation unit for providing burning voltage for analog voltage acquiring unit and comparing unit, and realizes that external circuit is isolated.
A kind of 2. receiver channel working state detection device according to claim 1, which is characterized in that the simulation electricity
Acquiring unit is pressed to obtain the mid-frequency noise amplitude of each channel of receiver, so that it is determined that corresponding analog voltage size；
The mid-frequency noise width is that the channel gain of receiver amplifies ground noise.
A kind of 3. receiver channel working state detection device according to claim 1 or 2, which is characterized in that the mould
It is wave detector and its peripheral circuit to intend voltage acquisition unit.
4. a kind of receiver channel working state detection device according to claim 1, which is characterized in that
The comparing unit, pre-sets reference voltage, as basis for estimation, and compares the analog voltage of each channel of receiver
With the magnitude relationship of reference voltage；If analog voltage is more than reference voltage, high level is exported, shows receiver respective channel
It is working properly；If analog voltage is less than reference voltage, low level is exported, shows that the work of receiver respective channel is abnormal.
A kind of 5. receiver channel working state detection device according to claim 1 or 4, which is characterized in that the ratio
It is microcontroller compared with unit；For reference voltage by being generated inside microcontroller, the analog voltage of each channel of receiver is fed to microcontroller
I O mouthfuls.
6. a kind of receiver channel working state detecting method, which is characterized in that including：
The analog voltage size of each channel of receiver is determined using analog voltage acquiring unit；
Compare the analog voltage of each channel of receiver and the magnitude relationship of reference voltage using comparing unit, to determine that receiver is each
Channels operation state；
Burning voltage is provided for analog voltage acquiring unit and comparing unit using voltage regulation unit, and realizes that external circuit is isolated.
A kind of 7. receiver channel working state detecting method according to claim 6, which is characterized in that the simulation electricity
Acquiring unit is pressed to obtain the mid-frequency noise amplitude of each channel of receiver, so that it is determined that corresponding analog voltage size；
The mid-frequency noise width is that the channel gain of receiver amplifies ground noise.
A kind of 8. receiver channel working state detecting method described according to claim 6 or 7, which is characterized in that the mould
It is wave detector and its peripheral circuit to intend voltage acquisition unit.
9. a kind of receiver channel working state detecting method according to claim 6, which is characterized in that
The comparing unit, pre-sets reference voltage, as basis for estimation, and compares the analog voltage of each channel of receiver
With the magnitude relationship of reference voltage；If analog voltage is more than reference voltage, high level is exported, shows receiver respective channel
It is working properly；If analog voltage is less than reference voltage, low level is exported, shows that the work of receiver respective channel is abnormal.
A kind of 10. receiver channel working state detecting method according to claim 6 or 9, which is characterized in that the ratio
It is microcontroller compared with unit；For reference voltage by being generated inside microcontroller, the analog voltage of each channel of receiver is fed to microcontroller
I O mouthfuls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810044935.8A CN108234041B (en) | 2018-01-17 | 2018-01-17 | Receiver channel working state detection method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810044935.8A CN108234041B (en) | 2018-01-17 | 2018-01-17 | Receiver channel working state detection method and device |
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| CN108234041A true CN108234041A (en) | 2018-06-29 |
| CN108234041B CN108234041B (en) | 2021-08-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4087803B2 (en) * | 2004-02-10 | 2008-05-21 | 三菱電機株式会社 | Millimeter-wave transceiver module and bias adjustment method |
| CN203719811U (en) * | 2014-01-14 | 2014-07-16 | 南京信息工程大学 | Weak voltage signal detection device of micro-voltage sensor |
| CN104881075A (en) * | 2014-02-28 | 2015-09-02 | 德州仪器公司 | Power control for multichannel signal processing circuit |
| CN107181538A (en) * | 2017-06-22 | 2017-09-19 | 天津七六四通信导航技术有限公司 | A kind of intermediate-freuqncy signal power-sensing circuit and detection method |
-
2018
- 2018-01-17 CN CN201810044935.8A patent/CN108234041B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4087803B2 (en) * | 2004-02-10 | 2008-05-21 | 三菱電機株式会社 | Millimeter-wave transceiver module and bias adjustment method |
| CN203719811U (en) * | 2014-01-14 | 2014-07-16 | 南京信息工程大学 | Weak voltage signal detection device of micro-voltage sensor |
| CN104881075A (en) * | 2014-02-28 | 2015-09-02 | 德州仪器公司 | Power control for multichannel signal processing circuit |
| CN107181538A (en) * | 2017-06-22 | 2017-09-19 | 天津七六四通信导航技术有限公司 | A kind of intermediate-freuqncy signal power-sensing circuit and detection method |
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| CN108234041B (en) | 2021-08-06 |
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