CN208143217U - The detection device and system of multi-system access platform loss - Google Patents
The detection device and system of multi-system access platform loss Download PDFInfo
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- CN208143217U CN208143217U CN201820636544.0U CN201820636544U CN208143217U CN 208143217 U CN208143217 U CN 208143217U CN 201820636544 U CN201820636544 U CN 201820636544U CN 208143217 U CN208143217 U CN 208143217U
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- system access
- access platform
- power detector
- detection device
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Abstract
The utility model discloses the detection device and system of a kind of loss of multi-system access platform, the detection device of the multi-system access platform loss includes：N number of input power detector, the first output power detector, the second output power detector, processor and signal transceiver；N≥2.The loss situation for realizing remote real time monitoring multi-system access platform detects multi-system access platform without interrupting communication and carrying cumbersome apparatus.
Description
Technical field
The utility model belongs to the loss detection field of multi-system access platform, and in particular to a kind of multi-system access platform
The detection device and system of loss.
Background technique
Multi-system access platform (Point of Interface, abbreviation POI) refers to positioned at multisystem base station information source and interior
Particular device between compartment system antenna feeder, it is equivalent to the higher combiner of performance indicator, has multisystem base station information source
It is combined and exports to the antenna feeder equipment of indoor distributed system, while opposite direction exports the signal branch from antenna feeder equipment
To the effect of each system information source.Insertion loss refers to output power of transmitter and receiver input power by passing caused by POI
Defeated loss.Prior art test POI equipment insertion loss is mainly tested before equipment factory with vector network analyzer, is used
Vector network analyzer test can accurate test equipment insertion loss, it is flat when needing when engineering uses test multisystem to access
The insertion loss of platform equipment whether there is problem, it is necessary to bulky test device is manually carried, and multi-system access platform is general
It is mounted on remote tunnel, in high-rise building, is not easy to test；Also to disconnect the electricity connecting with the input and output port of equipment
Cable is tested, and communication disruption is caused.
Utility model content
The purpose of this utility model is to provide the detection device and system of a kind of multi-system access platform loss, realizes remote
The loss situation of journey real-time monitoring multi-system access platform, without interrupting communication and carrying cumbersome apparatus to multi-system access platform
It is detected.
In order to solve the above technical problems, the utility model embodiment provides a kind of detection dress of multi-system access platform loss
It sets, including：N number of input power detector, the first output power detector, the second output power detector, processor and signal
Transceiver；N≥2；
One end of each input power detector connects corresponding for receiving multi-system access platform with radio frequency line
The other end of the input signal of one input port, each input power detector is connected to the processor；
One end of first output power detector connect defeated for receiving multi-system access platform first with radio frequency line
The other end of the output signal of exit port, first output power detector is connected to the processor；
One end of second output power detector connect defeated for receiving multi-system access platform second with radio frequency line
The other end of the output signal of exit port, second output power detector is connected to the processor；The processor is also
It is connect with the signal transceiver.
Further, the detection device further includes N number of first directional coupler and two the second directional couplers；
One end of N number of first directional coupler and N number of input port of the multi-system access platform map one by one
Connection, the other end are connect with cable output end；The coupling port of each first directional coupler by radio frequency line with it is corresponding
An input power detector connection；
One end of each second directional coupler is connect with an output port of the multi-system access platform,
The other end is connect with cable output end；The coupling port of each second directional coupler passes through radio frequency line and corresponding one
The output power detector connection.
Further, the detection device further includes：Display screen；The display screen is connected to the processor.
Preferably, the display screen includes cathode-ray tube display, plasma display or liquid crystal display.
Preferably, the signal transceiver is modem.
Further, the signal transceiver is connect with remote monitoring Platform communication.
Correspondingly, the utility model also provides a kind of detection system of multi-system access platform loss, including：Multisystem connects
Enter detection device, multi-system access platform, cable and the remote monitoring platform of platform loss；
The multi-system access platform is connect with the detection device that the multi-system access platform is lost；The multisystem connects
The detection device for entering platform loss is connect with the remote monitoring Platform communication.
Compared with the prior art, a kind of detection device of multi-system access platform loss and having for system of the utility model
Beneficial effect is：Since one end of N number of input power detector passes through N number of input of radio frequency line and multi-system access platform
Port maps connection one by one, each signal for inputting multi-system access platform passes through radio frequency line into corresponding one input
Power detector detects the input signal power value of the input signal；Since one end of first output power detector is logical
It crosses radio frequency line to connect with the first output port of the multi-system access platform, one end of second output power detector is logical
Radio frequency line is crossed to connect with the second output terminal mouth of the multi-system access platform, it is defeated from the first output port and second output terminal mouth
Resultant signal out passes through the first output power detector respectively and the second output power detector detects the first output signal function
Rate and the second output signal power；Due to each input power detector, the first output power detector and the second output
Power detector is connect with processor, so that the processor is according to the total input signal performance number detected, the first output
Signal power and the second output signal power judge the insertion loss situation of multi-system access platform, and work as multi-system access platform
When loss situation is serious, processor reports remote monitoring platform by signal transceiver, to realize remote real time monitoring polyphyly
The loss situation of system access platform detects multi-system access platform without interrupting communication and carrying cumbersome apparatus.
Detailed description of the invention
Fig. 1 is that the structure of one embodiment of the detection device of multi-system access platform loss provided by the utility model is shown
It is intended to；
Fig. 2 is the structure of another embodiment of the detection device of multi-system access platform loss provided by the utility model
Schematic diagram；
Fig. 3 is that the structure of one embodiment of the detection system of multi-system access platform loss provided by the utility model is shown
It is intended to.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
It is one embodiment of the detection device of multi-system access platform loss provided by the utility model referring to Fig. 1
Structural schematic diagram, the detection device which is lost include：N number of input power detector 10, the first output work
Rate detector 20, the second output power detector 30, processor 40 and signal transceiver 50；N≥2；
One end of each input power detector 10 connects corresponding for receiving multi-system access platform with radio frequency line
An input port input signal, the other end of each input power detector 10 with the processor 40 connect
It connects；
One end of first output power detector 20 is connect for receiving multi-system access platform first with radio frequency line
The output signal of output port, the other end of first output power detector 20 are connect with the processor 40；
One end of second output power detector 30 is connect for receiving multi-system access platform second with radio frequency line
The output signal of output port, the other end of second output power detector 30 are connect with the processor 40；The place
Reason device 40 is also connect with the signal transceiver 50.
It should be noted that radio frequency line described in the utility model embodiment is RF coaxial line, wire structure mainly divides
For conductor, insulator, shielded layer and outer quilt；RF coaxial line impedence generally has 50 Ω and 75 Ω, transmits for signal, such as mobile phone
Coaxial line just refers to that, used in interior of mobile phone, for receiving a bit of line of wifi signal, insulation is used Teflon material with outer
Material.The power detector receives the signal inputted by radio frequency line, and exports corresponding with the power of the signal received
The component of voltage.The processor is preferably CPU i.e. central processing unit, mainly includes arithmetic unit (ALU, Arithmetic
And Logic Unit) and the big component of controller (CU, Control Unit) two；In addition, further including several registers and height
Fast buffer storage and the bus for realizing the data contacted between them, control and state.
Specifically, each signal for inputting multi-system access platform passes through radio frequency line into a corresponding input work
Rate detector detects the input signal power value of the input signal；Since one end of first output power detector passes through
Radio frequency line is connect with the first output port of the multi-system access platform, and one end of second output power detector passes through
Radio frequency line is connect with the second output terminal mouth of the multi-system access platform, is exported from the first output port and second output terminal mouth
Resultant signal pass through the first output power detector respectively and the second output power detector detects the first output signal power
With the second output signal power；Due to each input power detector, the first output power detector and the second output work
Rate detector is connect with processor, so that the processor is believed according to the total input signal performance number detected, the first output
Number power and the second output signal power judge the insertion loss situation of multi-system access platform, and when multi-system access platform damages
When consumption situation is serious, processor reports remote monitoring platform by signal transceiver, to realize remote real time monitoring multisystem
The loss situation of access platform detects multi-system access platform without interrupting communication and carrying cumbersome apparatus.
Further, the detection device further includes N number of first directional coupler 60 and two the second directional couplers 70；
One end of N number of first directional coupler 60 and N number of input port of the multi-system access platform reflect one by one
Connection is penetrated, the other end is connect with cable output end；The coupling port of each first directional coupler 60 by radio frequency line with
A corresponding input power detector 10 connects；
One end of each second directional coupler 70 connects with an output port of the multi-system access platform
It connects, the other end is connect with cable output end；The coupling port of each second directional coupler 70 by radio frequency line with it is corresponding
An output power detector connection；
Further, the detection device further includes：Display screen 80；The display screen 80 is connect with the processor 40.
Preferably, the display screen 80 includes cathode-ray tube display, plasma display or liquid crystal display.
Preferably, the signal transceiver 50 is modem.
Further, the signal transceiver 50 is connect with remote monitoring Platform communication.
It should be noted that directional coupler described in the utility model embodiment is a kind of general microwave/millimeter wave
Component, for the isolation, separation and mixing of signal, as the monitoring of power, source output power fixed ampllitude, signal source isolation, transmission and
The sweep check etc. of reflection；The key technical indexes is directional, standing-wave ratio, the degree of coupling, insertion loss.The modem,
For the abbreviation of Modulator (modulator) and Demodulator (demodulator), for the digital signal modulated to be transmitted to carrying
It is separated on wave or digital signal from carrier wave.It is defeated to be exactly converted into phone line by so-called modulation for digital signal
Analog signal；Analog signal, i.e., be converted into digital signal, be collectively referred to as modem by demodulation.The modem is being sent
End converts digital signals into analog signal by modulation, converts analog signals into digital letter again by demodulation in receiving end
Number.In the utility model embodiment, when the processor judges that multi-system access platform loss situation is serious, due to described
Signal transceiver is connect with remote monitoring Platform communication, and the processor passes through the signal transceiver for multi-system access platform
Loss situation report remote monitoring platform.
As shown in Fig. 2, being another implementation of the detection device of multi-system access platform loss provided by the utility model
The structural schematic diagram of example.
Specifically, when the multi-system access platform of the detection device pair and cable connection of multi-system access platform loss
When being detected, since one end of each first directional coupler 60 is inputted with one of the multi-system access platform
Port connection, the other end are connect with cable output end；The coupling port of each first directional coupler 60 passes through radio frequency line
It is connected with the corresponding one input power detector 10；When the multi-system access platform and cable connection are in work shape
State has resultant signal of multiple signals from input port input by multi-system access platform decaying from the first and second output ports
When output to cable, the signal of each input port input of multi-system access platform passes through the coupling of the first directional coupler 60
Port inputs a corresponding input power detector 10 via radio frequency line, and the input power detector 10 receives input letter
The corresponding voltage of the signal is exported after number to the processor 40；The processor 40 is detected by each input power
The voltage value that device 10 is sent obtains the input power value (Pin1-Pinn) of multiple signals of input multi-system access platform.
It is not interrupted since multi-system access platform communicates when detecting, multiple signals of input are via multisystem access device
It is exported after decaying from the first and second output ports.One end of each second directional coupler 70 connects with the multisystem
Enter the output port connection of platform, the other end is connect with cable output end；The coupling of each second directional coupler 70
It closes port and is connected by radio frequency line with corresponding one output power detector；The resultant signal exported from the first output port
The first output power detector 20, first output are inputted via radio frequency line by the coupling port of the second directional coupler 70
Power detector 20 exports the corresponding voltage of the resultant signal to the processor 40 after receiving total output signal；The processing
Device 10 obtains the first output power (Pout1) of resultant signal by the voltage value that the first output power detector 20 is sent.From
The resultant signal of two output ports output inputs the second output work via radio frequency line by the coupling port of the second directional coupler 70
Rate detector 30, second output power detector 30 export the corresponding voltage of the resultant signal after receiving total output signal
To the processor 40；The processor 10 obtains the of resultant signal by the voltage value that the second output power detector 30 is sent
Two output powers (Pout2).The processor 40 passes through the first output power detector 20 and the second output power detector 30
The voltage value of transmission obtains the first output power (Pout1) and the second output power of multi-system access platform output resultant signal
(Pout2)。
The processor 40 calculates according to the input power value (Pin1-Pinn) of multiple signals and obtains multiple input signals
Total power input (Pin), calculate separately the first power difference of the first output power (Pout1) Yu total power input (Pin)
And second output power (Pout2) and total power input (Pin) the second power difference, judge the first power difference and second
The insertion loss requirement whether power difference meets preset multi-system access platform judges whether multi-system access platform has
Exception or phenomenon of the failure；The insertion loss of the multisystem access device (POI) requires to be exhaustion range, when power difference is more than
Judge that the power difference does not meet insertion loss requirement when 3dB, i.e., in multi-system access platform from multiple input ports to
Transmission line failure between the corresponding output port of the power difference.
When the processor 40 judges that any power difference does not meet the insertion loss requirement of the multi-system access platform
When, that is, the multi-system access platform failure, the processor 40 will not meet insertion loss by the signal transceiver 50 and want
The information reporting of the power difference asked and corresponding multi-system access platform is to remote monitoring platform, and it is aobvious to control the display screen 80
Show the power difference for not meeting insertion loss requirement and corresponding output port information and gives a warning；When the processor 40
When judging that two power differences meet the insertion loss requirement of the multi-system access platform, it is flat to re-start multisystem access
The detection of the input power value (Pin1-Pinn) of the multiple input signals of platform and the first output power (Pout1) for exporting resultant signal
With the detection of the second output power (Pout2), and again carry out multi-system access platform loss judgement, realize circulation in real time inspection
Survey the loss of multi-system access platform.Detection device remote real time monitoring to realize the multi-system access platform loss is more
The loss situation of system access platform detects multi-system access platform without interrupting communication and carrying cumbersome apparatus.
As shown in figure 3, being the knot of the embodiment of the detection system of multi-system access platform loss provided by the utility model
Structure schematic diagram.
The utility model also provides a kind of detection system of multi-system access platform loss, including：Multi-system access platform
Detection device 201, multi-system access platform 202, cable 203 and the remote monitoring platform 204 of loss；
The multi-system access platform is connect with the detection device that the multi-system access platform is lost；The multisystem connects
The detection device for entering platform loss is connect with the remote monitoring Platform communication.
In conclusion the detection device and system of a kind of multi-system access platform loss provided by the utility model, due to N
One end of a input power detector maps company by N number of input port of radio frequency line and multi-system access platform one by one
It connects, each signal for inputting multi-system access platform passes through radio frequency line and detects into a corresponding input power detector
The input signal power value of the input signal out；Due to first output power detector one end by radio frequency line with it is described
First output port of multi-system access platform connects, one end of second output power detector by radio frequency line with it is described
The second output terminal mouth of multi-system access platform connects, the resultant signal difference exported from the first output port and second output terminal mouth
The first output signal power and the second output letter are detected by the first output power detector and the second output power detector
Number power；Due to each input power detector, the first output power detector and the second output power detector with
Processor connection so that the processor according to detect total input signal performance number, the first output signal power and second
Output signal power judges the insertion loss situation of multi-system access platform, and when multi-system access platform loss situation is serious
When, processor reports remote monitoring platform by signal transceiver, to realize remote real time monitoring multi-system access platform
Loss situation detects multi-system access platform without interrupting communication and carrying cumbersome apparatus.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the protection scope of the utility model.
Claims (7)
1. a kind of detection device of multi-system access platform loss, which is characterized in that including：N number of input power detector, first
Output power detector, the second output power detector, processor and signal transceiver；N≥2；
One end of each input power detector connects one corresponding for receiving multi-system access platform with radio frequency line
The other end of the input signal of input port, each input power detector is connected to the processor；
One end of first output power detector is connect for receiving the first output end of multi-system access platform with radio frequency line
The output signal of mouth, the other end of first output power detector are connected to the processor；
One end of second output power detector is connect for receiving multi-system access platform second output terminal with radio frequency line
The output signal of mouth, the other end of second output power detector are connected to the processor；The processor also with institute
State signal transceiver connection.
2. the detection device of multi-system access platform loss as described in claim 1, which is characterized in that the detection device is also
Including N number of first directional coupler and two the second directional couplers；
One end of N number of first directional coupler maps one by one with N number of input port of the multi-system access platform to be connect,
The other end is connect with cable output end；The coupling port of each first directional coupler passes through radio frequency line and corresponding one
The input power detector connection；
One end of each second directional coupler is connect with an output port of the multi-system access platform, another
End is connect with cable output end；The coupling port of each second directional coupler by radio frequency line with described in corresponding one
Output power detector connection.
3. the detection device of multi-system access platform loss as described in claim 1, which is characterized in that the detection device is also
Including：Display screen；The display screen is connected to the processor.
4. the detection device of multi-system access platform as claimed in claim 3 loss, which is characterized in that the display screen includes
Cathode-ray tube display, plasma display or liquid crystal display.
5. the detection device of multi-system access platform loss as described in claim 1, which is characterized in that the signal transceiver
For modem.
6. the detection device of multi-system access platform loss as described in claim 1, which is characterized in that the signal transceiver
It is connect with remote monitoring Platform communication.
7. a kind of detection system of multi-system access platform loss, which is characterized in that including：The inspection of multi-system access platform loss
Survey device, multi-system access platform, cable and remote monitoring platform；
The detection device of the multi-system access platform loss is multi-system access platform as claimed in any one of claims 1 to 6
The detection device of loss；
The multi-system access platform is connect with the detection device that the multi-system access platform is lost；The multisystem access is flat
The detection device of platform loss is connect with the remote monitoring Platform communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820636544.0U CN208143217U (en) | 2018-04-27 | 2018-04-27 | The detection device and system of multi-system access platform loss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820636544.0U CN208143217U (en) | 2018-04-27 | 2018-04-27 | The detection device and system of multi-system access platform loss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208143217U true CN208143217U (en) | 2018-11-23 |
Family
ID=64311126
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820636544.0U Expired - Fee Related CN208143217U (en) | 2018-04-27 | 2018-04-27 | The detection device and system of multi-system access platform loss |
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| Country | Link |
|---|---|
| CN (1) | CN208143217U (en) |
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2018
- 2018-04-27 CN CN201820636544.0U patent/CN208143217U/en not_active Expired - Fee Related
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Granted publication date: 20181123 Termination date: 20200427 |