CN208143215U - A kind of detection device and system of multi-system access platform leakage cable - Google Patents
A kind of detection device and system of multi-system access platform leakage cable Download PDFInfo
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- CN208143215U CN208143215U CN201820624426.8U CN201820624426U CN208143215U CN 208143215 U CN208143215 U CN 208143215U CN 201820624426 U CN201820624426 U CN 201820624426U CN 208143215 U CN208143215 U CN 208143215U
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Abstract
The utility model discloses the detection device and system of a kind of multi-system access platform leakage cable, the detection device of the multi-system access platform leakage cable includes：Master data processing module and N number of from data processing module；N≥2；It is communicated to connect from data processing module with the master data processing module described in each.The utility model realizes the installation situation of remote real time monitoring multi-system access platform leakage cable, detects without interrupting communication and carrying cumbersome apparatus to leakage cable.
Description
Technical field
The utility model belongs to leakage cable loss detection field, and in particular to a kind of detection of multi-system access platform leakage cable is set
Standby and system.
Background technique
Leak abbreviation (Leaky Coaxial Cable) that cable is leakage coaxial cable usually referred to as leaky cable or leakage again
Cable is let out, structure and common coaxial cable are almost the same, by inner conductor, dielectric and are provided with the outer of periodical slot and lead
Body three parts composition.Pass through slot outwardly radiated electromagnetic wave while electromagnetic wave longitudinally transmits in leaking cable；Extraneous electromagnetism
Field can also be sensed inside leakage cable by slot and be transmitted to receiving end.The prior art tests multisystem platform (POI, Point
Of Interface) leakage cable installation it is whether correct and when having detected whether breaking phenomena, one of method is to set when all
After standby and leakage cable is installed and introduces base station signal, the artificial signal using professional test equipment along leakage cable line test
Intensity.Another method is to introduce the line loss of signal source and frequency spectrograph test leakage cable.But existing measuring technology has following
Defect：When needing the insertion loss of the test leakage cable when POI leakage cable equipment uses to whether there is problem, it is necessary to manually carry stupid
Heavy equipment, and need to disconnect the input and output port connecting test equipment of POI leakage cable equipment, cause communication disruption.
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 leakage cable, realizes remote
Journey real-time monitoring multi-system access platform leaks the installation situation of cable, examines without interrupting communication and carrying cumbersome apparatus to leakage cable
It surveys.
In order to solve the above technical problems, the detection that the utility model embodiment provides a kind of multi-system access platform leakage cable is set
It is standby, including：Master data processing module and N number of from data processing module；N≥2；It is each described from data processing module with it is described
The communication connection of master data processing module；
The master data processing module includes：Main filter amplifier, main power detector, primary processor and main signal transmitting-receiving
Device；
Include from data processing module described in each：Secondary filter amplifier, secondary power detector, auxiliary processor, sub signal
Transceiver and combiner；
One end of the main filter amplifier is connect for receiving signal with radio frequency line, the main filter amplifier it is another
End is connect with the main power detector；One end of the primary processor is connect with the main power detector, the main process task
The other end of device is connect with the main signal transceiver；
One end of the combiner connect the transmitting-receiving for signal, the other end of the combiner and the pair with radio frequency line
Filter amplifier connection；One end of the pair power detector is connect with the secondary filter amplifier, the pair power detector
The other end connect with the auxiliary processor, one end of the sub signal transceiver is connect with the auxiliary processor, the secondary letter
The other end of number transceiver is connect with the combiner.
Further, the filter amplifier includes SAW filter and radio frequency amplifier；
One end of the SAW filter is connect for receiving signal with radio frequency line, and the other end and the radio frequency amplifier connect
It connects；The radio frequency amplifier is also connect with the power detector.
Further, each described to be communicated to connect from data processing module with the master data processing module, specially：
Each main letter for passing through the combiner and the master data processing module from the sub signal transceiver of data processing module
The connection of number transceiver communications.
Further, the master data processing module further includes display screen；The display screen is connect with the primary processor.
Preferably, the communication connection mode includes：Short wave communication or wireless broadband communication.
Preferably, the display screen includes cathode-ray tube display, plasma display or liquid crystal display.
Preferably, the signal transceiver is modem.
Further, the master data processing module further includes main directional coupler；It is each described from data processing module
It further include secondary directional coupler；
One end of the main directional coupler is connect with the output end of proximal end multi-system access platform, the main directional couple
The other end of device is connect with the input terminal of leakage cable, and the coupling port of the main directional coupler passes through the radio frequency line and the master
Filter amplifier connection；
One end of the pair directional coupler is connected with the output end of a corresponding distal end multi-system access platform, described
The other end of secondary directional coupler is connect with the output end of leakage cable, and the coupling port of the pair directional coupler passes through the radio frequency
Line is connect with the combiner.
Correspondingly, the utility model also provides a kind of detection system of multi-system access platform leakage cable, including：Multisystem connects
Enter detection device, proximal end multi-system access platform, N number of distal end multi-system access platform and the leakage cable of platform leakage cable；
The input terminal and multisystem access of the output end of the proximal end multi-system access platform and the leakage cable are flat
Platform leaks the master data processing module connection of the detection device of cable；The output end of each distal end multi-system access platform with it is described
The output end connection of cable is leaked, the output end of N number of distal end multi-system access platform also leaks cable with the multi-system access platform
The N number of of detection device map connection one by one from data processing module.
Compared with the prior art, a kind of multi-system access platform leakage detection device of cable of the utility model and having for system
Beneficial effect is：The detection device of multi-system access platform leakage cable includes master data processing module and N number of from data processing
Module；The radiofrequency signal of input leakage cable is filtered by the main filter amplifier that radio frequency line enters the master data processing module
After amplification, the initial gain value of the radiofrequency signal of input leakage cable is detected into main power detector, due to main power detector
It is connect with primary processor, primary processor obtains the initial power；The radiofrequency signal of output leakage cable is entered each by radio frequency line
The radio signal transmission to secondary filter amplifier is filtered amplification by the combiner from data processing module, combiner
Afterwards, the actual power of the radiofrequency signal exported from data processing module position leakage cable is detected into secondary power detector
Value, since secondary power detector is connect with auxiliary processor, auxiliary processor obtains the actual power value, the secondary letter of auxiliary processor control
Number transceiver generates the relevant information of actual power value, and is sent to leakage cable by combiner and enters multi-system access platform realization
It is communicated with master data processing module, makes host processor in order according to each from data processing module actual power value and initial
The loss situation of performance number judgement leakage cable, and when leakage cable loss situation is serious, primary processor is reported by main signal transceiver,
To realize the installation situation of remote real time monitoring leakage cable, leakage cable is detected 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 leakage cable 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 leakage cable provided by the utility model
Schematic diagram；
Fig. 3 is the structural representation of the embodiment of the detection system of multi-system access platform leakage cable provided by the utility model
Figure.
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 leakage cable provided by the utility model referring to Fig. 1
Structural schematic diagram, the detection device which leaks cable include：Master data processing module 10 and N number of from data processing
Module 20；N≥2；It is communicated to connect from data processing module 20 with the master data processing module 10 described in each；
The master data processing module 10 includes：Main filter amplifier 101, main power detector 102, primary processor 103
With main signal transceiver 104；
Include from data processing module 20 described in each：Secondary filter amplifier 201, secondary power detector 202, auxiliary processor
203, sub signal transceiver 204 and combiner 205；
One end of the main filter amplifier 101 is connect for receiving signal, the main filter amplifier 101 with radio frequency line
The other end connect with the main power detector 102；One end of the primary processor 103 and the main power detector 102
Connection, the other end of the primary processor 103 are connect with the main signal transceiver 104；
One end of the combiner 205 connect the transmitting-receiving for signal with radio frequency line, the other end of the combiner 205 with
The pair filter amplifier 201 connects；One end of the pair power detector 202 is connect with the secondary filter amplifier 201, institute
The other end for stating secondary power detector 202 is connect with the auxiliary processor 203, one end of the sub signal transceiver 204 and institute
The connection of auxiliary processor 203 is stated, the other end of the sub signal transceiver 204 is connect with the combiner 205.
Further, the filter amplifier includes SAW filter and radio frequency amplifier；
One end of the SAW filter is connect for receiving signal with radio frequency line, and the other end and the radio frequency amplifier connect
It connects；The radio frequency amplifier is also connect with the power detector.
It should be noted that as shown in Fig. 2, the main filter amplifier 101 includes main SAW filter 111 and main radio frequency
Amplifier 112；One end of the main SAW filter 111 is connect with radio frequency line to be inputted for signal, and the other end is penetrated with the master
Audio amplifier 112 connects；The main radio frequency amplifier 112 is also connect with the main power detector 102.The pair filter and amplification
Device 201 includes secondary SAW filter 211 and secondary radio frequency amplifier 212；One end of the pair SAW filter 211 and radio frequency line connect
It connects and is inputted for signal, the other end is connect with the secondary radio frequency amplifier 212；It is described pair radio frequency amplifier 212 also with the pair
Power detector 202 connects.
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.SAW filter (abbreviation SAW) the main function principle is the piezoelectric property using piezoelectric material, utilizes input and output
The input signal of electric wave is converted into mechanical energy by energy converter (Transducer), after treatment, then converts mechanical energy into electricity
Signal promote the target of reception quality to reach the unnecessary signal of filtering and noise.SAW filter is widely used in
LC resonance circuit is substituted on various wireless telecommunication systems, television set, recorder and GPS receiver, is used for
Interstage coupling and filtering.Main function is noise to filter, simpler than traditional LC filter installation, volume is smaller.Institute
State the important component that radio frequency amplifier (RFPA) is various wireless transmitters.In the front stage circuits of transmitter, modulation vibration
RF signal power very little caused by circuit is swung, is needed by one buffer stage of a series of amplification, interstage amplifier section, final stage function
Rate amplifying stage after obtaining enough radio-frequency powers, can just be fed on antenna and radiate；In order to obtain sufficiently large radio frequency
Output power amplifies signal using radio-frequency power amplifier.The power detector receives data processing module and passes through
The radiofrequency signal by the SAW filter and radio frequency amplifier filter and amplification of radio frequency line input, and export and receive
The component of the corresponding voltage of the power of radiofrequency signal.The processor is preferably CPU i.e. central processing unit, and main includes fortune
Calculate device (ALU, Arithmetic and Logic Unit) and the big component of controller (CU, Control Unit) two；In addition, also
Including several registers and cache memory and realize the bus of the data contacted between them, control and state.Institute
Stating combiner is power splitter, and English name is Power divider, can will be divided into two-way or more by input signal energy all the way
Road exports the device of equal or unequal energy, or the synthesis of multiple signals energy is exported all the way.The technical indicator packet of power splitter
Include frequency range, bear power, the distribution of main road to branch is lost, the insertion loss between input and output, between tributary port every
From degree, voltage standing wave ratio of each port etc.；Power splitter by output be generally divided into one-to-two, one divide three, one to divide four, one to divide eight,
One point 16 etc.；Guarantee certain isolation between the output port of power splitter.
Specifically, the radiofrequency signal of input leakage cable enters the main filter and amplification of the master data processing module by radio frequency line
After device is filtered amplification, the initial gain value of the radiofrequency signal of input leakage cable is detected into main power detector, due to master
Power detector is connect with primary processor, and primary processor obtains the initial power；The radiofrequency signal of output leakage cable passes through radio frequency
Line enters each combiner from data processing module, combiner by the radio signal transmission to secondary filter amplifier into
After row filter and amplification, the radiofrequency signal exported from data processing module position leakage cable is detected into secondary power detector
Actual power value, since secondary power detector is connect with auxiliary processor, auxiliary processor obtains the actual power value, vice processing
Device controls the relevant information that sub signal transceiver generates actual power value, and is sent to by combiner and to leak cable and enter multisystem and connect
Enter platform realization to communicate with master data processing module, makes host processor in order according to each from the practical function of data processing module
The loss situation of rate value and initial gain value judgement leakage cable, and when leakage cable loss situation is serious, primary processor passes through main signal
Transceiver reports, so that the installation situation of remote real time monitoring leakage cable is realized, without interrupting communication and carrying cumbersome apparatus to leakage
Cable is detected.
Further, each described to be communicated to connect from data processing module 20 with the master data processing module 10, tool
Body is：The sub signal transceiver 204 from data processing module 20 by the combiner 205 and the master data from
The main signal transceiver 104 for managing module 10 communicates to connect.
Further, the master data processing module 10 further includes display screen 105；The display screen 105 and the main place
Device 103 is managed to connect.
Preferably, the communication connection mode includes：Short wave communication or wireless broadband communication.
Preferably, the display screen 105 includes cathode-ray tube display, plasma display or liquid crystal display.
Preferably, the signal transceiver is modem.
Further, the master data processing module 10 further includes main directional coupler 106；It is each described from data processing
Module 20 further includes secondary directional coupler 206；
One end of the main directional coupler 106 is connect with the output end of proximal end multi-system access platform, the main orientation
The other end of coupler 106 is connect with the input terminal of leakage cable, and the coupling port of the main directional coupler 106 passes through the radio frequency
Line is connect with the main filter amplifier 101；
One end of the pair directional coupler 206 is connected with the output end of a corresponding distal end multi-system access platform,
The other end of the pair directional coupler 206 is connect with the output end of leakage cable, and the coupling port of the pair directional coupler 206 is logical
The radio frequency line is crossed to connect with the combiner 205.
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.
As shown in Fig. 2, being another implementation of the detection device of multi-system access platform leakage cable provided by the utility model
The structural schematic diagram of example.
Specifically, flat to multiple multisystems accesses are connected in tunnel when the detection device of multi-system access platform leakage cable
When the leakage cable of platform (POI) is detected, due to the qualitative coupler 106 of the master one end and proximal end multi-system access platform it is defeated
The other end of outlet connection, the main directional coupler 106 is connect with the input terminal of leakage cable；When leaking, cable is in running order to be penetrated
Frequency signal is when inside is transmitted, coupling port of the radiofrequency signal of input leakage cable by the main directional coupler 106, warp
The main SAW filter of the master data processing module 10 of the detection device of the multi-system access platform leakage cable is inputted by radio frequency line
111；Preset the main SAW filter 111 passband frequency range be the radiofrequency signal transparent transmission frequency lower frequency range (such as
The 930-960MHz in 870-880MHz or GSM900 in CDMA800), due to the main radio frequency amplifier 112 with it is described
Main SAW filter 111 connects, then the lower frequency band signals of the radiofrequency signal filter laggard by the main SAW filter 111
Enter the main radio frequency amplifier 112；After the main radio frequency amplifier 112 amplifies the lower frequency band signals of the radiofrequency signal
It exports to the main power detector 102；The main power detector 102 receives the lower frequency of the amplified radiofrequency signal
After segment signal, the corresponding voltage of the signal power is exported to the primary processor 103；The primary processor 103 passes through described
The voltage value that main power detector 102 is sent obtains the initial power (P0) of the lower frequency band signals of the radiofrequency signal.
Communication when due to detection in leakage cable is not interrupted, and the radiofrequency signal is transmitted in tunnel leakage cable, when the radio frequency
When signal is delivered to any one distal end multi-system access platform in tunnel by leaking cable in tunnel；Due to the secondary directional coupler
206 one end correspondence connect with the output end of the distal end multi-system access platform, the other end of the secondary directional coupler 206 and
The output end connection for leaking cable will leak cable by radio frequency line from the coupling port of the secondary directional coupler 206 of data processing module 20
The radiofrequency signal of output is delivered to the combiner 205, and the radiofrequency signal is delivered to institute by the combiner 205 later
It states secondary SAW filter 211 to be filtered, the passband frequency range for equally presetting the secondary SAW filter 211 is the radio frequency
The lower frequency range (930-960MHz in 870-880MHz or GSM900 in such as CDMA800) of signal transparent transmission frequency, so that through
The lower frequency band signals for crossing the filtered radiofrequency signal of the secondary SAW filter 211 enter the secondary radio frequency amplifier 212
It amplifies；Since the secondary radio frequency amplifier 212 is connect with the secondary power detector 202, the amplified radio frequency letter
Number lower frequency band signals enter the secondary power detector 202；The pair power detector 202 exports under the radiofrequency signal
The corresponding voltage of frequency band signals power to the auxiliary processor 203, the auxiliary processor 203 passes through the secondary power detector
202 voltage values sent obtain this lower frequency band signals for leaking radiofrequency signal described in cable from data processing module position
Actual power (PN)；Since the sub signal transceiver 204 is connect with the auxiliary processor 203, the auxiliary processor 203 is controlled
It makes the sub signal transceiver 204 and the relevant information of the actual power (PN) is sent to leakage cable by the combiner 205
Into after multi-system access platform, signal transmission is realized into base station；The actual power (PN) is sent to described to realize
Master data processing module 10.
Since the sub signal transceiver 204 communication is connected by the combiner 205 with the main signal transceiver 104
It connects, the primary processor 103 is connect with the main signal transceiver 104, the primary processor 103 of the master data processing module 10
Carry out network communication by the main signal transceiver 104, receive sent described in n-th from data processing module 20 should be from
The corresponding actual power in data processing module position (PN).The primary processor 103 according to the actual power (PN) and
Initial power (P0), from first from the corresponding actual power (P1) of data processing module to N from data processing module pair
The actual power (PN) answered, the one by one difference power of actual power and initial power described in cycle calculations, as radiofrequency signal
Lower frequency band signals process of passing through tunnel in leakage cable transmission after difference power.It is vertical that a difference power often has been calculated in the primary processor 103
Judge whether the difference power meets the preset insertion loss requirement for leaking cable road and judge to leak whether cable has open circuit or abnormal
Phenomenon；When the primary processor 103 of the master data processing module 10 judges that the difference power does not meet the insertion loss of the leakage cable
It is required that when, the primary processor 103 is by the main signal transceiver 104 by the corresponding informance of the difference power and the tested cable that leaks hunting
Leakage cable monitoring platform is reported to, and controls the display screen 105 and shows the difference power and give a warning；When master data processing
When the primary processor 103 of module 10 judges that the difference power meets the insertion loss requirement of the leakage cable, the display screen 105 is controlled
It shows the difference power, and carries out next difference power from 20 corresponding actual power and the initial power of data processing module.
To realize multi-system access platform leakage cable detection device remote real time monitoring POI leakage cable installation situation, be not necessarily to
Open close letter and carrying cumbersome apparatus detect leakage cable.
As shown in figure 3, being the knot of the embodiment of the detection system of multi-system access platform leakage cable provided by the utility model
Structure schematic diagram.
The utility model embodiment also provides a kind of detection system of multi-system access platform leakage cable, including：Multisystem connects
Enter detection device 301, proximal end multi-system access platform 302, N number of distal end multi-system access platform 303 and the leakage cable of platform leakage cable
304；
The input terminal and the multisystem of the output end of the proximal end multi-system access platform 302 and the leakage cable 304
The master data processing module 10 that access platform leaks the detection device 301 of cable connects；Each distal end multi-system access platform 303
Output end with it is described leakage cable 304 output end connect, the output end of N number of distal end multi-system access platform 303 also with institute
The N number of of detection device 301 for stating multi-system access platform leakage cable maps connection from data processing module 20 one by one.
It should be noted that the output end of the proximal end multi-system access platform 302 passes through the main directional coupler 106
It is connect with the input terminal of the leakage cable 304, the coupling port of the main directional coupler 106 passes through radio frequency line and the multisystem
The main SAW filter 111 that access platform leaks the detection device 301 of cable connects；Each distal end multi-system access platform 303
Output end connect by the secondary directional coupler 206 with the output end of the leakage cable 304, the secondary directional coupler 206
The combiner 205 of detection device 301 of coupling port and the multi-system access platform leakage cable connect.The leakage cable 304 is answered
It is the multistage leakage cable that more transparent transmission type multi-system access platforms (POI) are connected in tunnel with scene.The multi-system access platform
(Point of Interface, abbreviation POI) refers to specific between multisystem base station information source and indoor distributed system antenna feeder
Equipment is equivalent to the higher combiner of performance indicator, has and is combined multisystem base station information source and exports to indoor distribution
The antenna feeder equipment of system, while opposite direction exports the signal branch from antenna feeder equipment to the effect of each system information source.
In conclusion the detection device and system of a kind of multi-system access platform leakage cable provided by the utility model, described
The detection device that multi-system access platform leaks cable includes master data processing module and N number of from data processing module；Input leakage cable
After radiofrequency signal is filtered amplification by the main filter amplifier that radio frequency line enters the master data processing module, into main function
Rate detector detects the initial gain value of the radiofrequency signal of input leakage cable, since main power detector is connect with primary processor,
Primary processor obtains the initial power；The radiofrequency signal of output leakage cable is entered each described from data processing mould by radio frequency line
The combiner of block after the radio signal transmission is filtered amplification to secondary filter amplifier by combiner, is examined into secondary power
The actual power value that device detects the radiofrequency signal exported from data processing module position leakage cable is surveyed, since secondary power is examined
It surveys device to connect with auxiliary processor, auxiliary processor obtains the actual power value, and auxiliary processor controls sub signal transceiver and generates in fact
The relevant information of border performance number, and leakage cable is sent to by combiner and enters multi-system access platform realization and master data processing mould
Block communication makes host processor in order according to each from data processing module actual power value and initial gain value judgement leakage cable
Loss situation, and when leak cable loss situation it is serious when, primary processor is reported by main signal transceiver, thus realize it is long-range in fact
When monitoring leakage cable installation situation, without interrupt communication and carry cumbersome apparatus to leakage cable detect.
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 (9)
1. a kind of detection device of multi-system access platform leakage cable, which is characterized in that including：Master data processing module and it is N number of from
Data processing module；N≥2；It is communicated to connect from data processing module with the master data processing module described in each；
The master data processing module includes：Main filter amplifier, main power detector, primary processor and main signal transceiver；
Include from data processing module described in each：Secondary filter amplifier, secondary power detector, auxiliary processor, sub signal transmitting-receiving
Device and combiner；
One end of the main filter amplifier is connect for receiving signal with radio frequency line, the other end of the main filter amplifier with
The main power detector connection；One end of the primary processor is connect with the main power detector, the primary processor
The other end is connect with the main signal transceiver；
One end of the combiner connect the transmitting-receiving for signal, the other end of the combiner and the secondary filtering with radio frequency line
Amplifier connection；One end of the pair power detector is connect with the secondary filter amplifier, the secondary power detector it is another
One end is connect with the auxiliary processor, and one end of the sub signal transceiver is connect with the auxiliary processor, and the sub signal is received
The other end of hair device is connect with the combiner.
2. a kind of detection device of multi-system access platform leakage cable as described in claim 1, which is characterized in that the filtering is put
Big device includes SAW filter and radio frequency amplifier；
One end of the SAW filter is connect for receiving signal with radio frequency line, and the other end is connect with the radio frequency amplifier；
The radio frequency amplifier is also connect with the power detector.
3. a kind of detection device of multi-system access platform leakage cable as described in claim 1, which is characterized in that it is each it is described from
Data processing module is communicated to connect with the master data processing module, specially：Each pair from data processing module
Signal transceiver is connect by the combiner with the main signal transceiver communications of the master data processing module.
4. a kind of detection device of multi-system access platform leakage cable as described in claim 1, which is characterized in that the master data
Processing module further includes display screen；The display screen is connect with the primary processor.
5. a kind of detection device of multi-system access platform leakage cable as described in claim 1, which is characterized in that the communication link
The mode of connecing includes：Short wave communication or wireless broadband communication.
6. a kind of detection device of multi-system access platform leakage cable as claimed in claim 4, which is characterized in that the display screen
Including cathode-ray tube display, plasma display or liquid crystal display.
7. a kind of detection device of multi-system access platform leakage cable as described in claim 1, which is characterized in that the signal is received
Hair device is modem.
8. a kind of detection device of multi-system access platform leakage cable as described in claim 1, which is characterized in that the master data
Processing module further includes main directional coupler；It further include secondary directional coupler from data processing module described in each；
One end of the main directional coupler is connect with the output end of proximal end multi-system access platform, the main directional coupler
The other end is connect with the input terminal of leakage cable, and the coupling port of the main directional coupler passes through the radio frequency line and the main filtering
Amplifier connection；
One end of the pair directional coupler is connected with the output end of a corresponding distal end multi-system access platform, described secondary fixed
Connect to the other end of coupler with the output end of leakage cable, the coupling port of the pair directional coupler by the radio frequency line and
The combiner connection.
9. a kind of detection system of multi-system access platform leakage cable, which is characterized in that including：The inspection of multi-system access platform leakage cable
Measurement equipment, proximal end multi-system access platform, N number of distal end multi-system access platform and leakage cable；
The detection device of the multi-system access platform leakage cable is the described in any item multi-system access platforms of claim 1 to 8
Leak the detection device of cable；
The input terminal and the multi-system access platform of the output end of the proximal end multi-system access platform and the leakage cable leak
The master data processing module of the detection device of cable connects；The output end and the leakage cable of each distal end multi-system access platform
Output end connection, the output end of N number of distal end multi-system access platform also with the multi-system access platform leakage cable inspection
The N number of of measurement equipment maps connection from data processing module one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820624426.8U CN208143215U (en) | 2018-04-27 | 2018-04-27 | A kind of detection device and system of multi-system access platform leakage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820624426.8U CN208143215U (en) | 2018-04-27 | 2018-04-27 | A kind of detection device and system of multi-system access platform leakage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208143215U true CN208143215U (en) | 2018-11-23 |
Family
ID=64311492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820624426.8U Expired - Fee Related CN208143215U (en) | 2018-04-27 | 2018-04-27 | A kind of detection device and system of multi-system access platform leakage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208143215U (en) |
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2018
- 2018-04-27 CN CN201820624426.8U patent/CN208143215U/en not_active Expired - Fee Related
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