CN107612636A - Antenna for base station intermodulation fault point positioning method, device, equipment and storage medium - Google Patents
Antenna for base station intermodulation fault point positioning method, device, equipment and storage medium Download PDFInfo
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- CN107612636A CN107612636A CN201710734398.5A CN201710734398A CN107612636A CN 107612636 A CN107612636 A CN 107612636A CN 201710734398 A CN201710734398 A CN 201710734398A CN 107612636 A CN107612636 A CN 107612636A
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Abstract
The present invention provides a kind of antenna for base station intermodulation fault point positioning method, device, equipment and storage medium, and the localization method includes：On the basis of the port of antenna for base station, obtain the electrical length scope of some or all of component of antenna for base station, when intermodulation failure occurs for antenna, the electrical length of abnormity point is obtained on the basis of antenna for base station port, by abnormity point electrical length compared with the electrical length scope of base station component, scope according to residing for the electrical length of abnormity point judges the position of abnormity point, the contrast for the base station component electrical length scope that technical solution of the present invention can determine according to the electrical length of abnormity point with early stage, the position that fast positioning intermodulation trouble point occurs.
Description
Technical field
The invention belongs to intermodulation localization of fault technical field, more particularly to a kind of antenna for base station intermodulation trouble point to determine
Position method, apparatus, equipment and storage medium.
Background technology
Often there are multiple high-power transmission signals in Modern wireless communication antenna-feedback system, if the quality of antenna-feedback system
Difference, will produce multiple intermodulation noise signals, and these noise signals can influence the normal work of wireless communication system receiver, make
Into the degradation of communication quality.
Antenna for base station is as part important in antenna-feedback system, and the quality of antenna for base station intermodulation quality is for communication system
The quality of system is particularly critical.And be that an extremely complex work(divides feeding network inside antenna for base station, there is substantial amounts of welding inside
With assembling link, the contact of some link or failure welding, intermodulation noise will be produced, it is necessary to be clicked through to base station intermodulation failure
Row maintenance.
In the prior art, it is to be converted into physical length after drawing base station fault point electrical length, then to poor with physical length
Few local trouble-shooting point, step is more complicated, and the time of cost is more；Also, in current measuring system, due to
Do not account for measuring system also has inter-modulated signal residual in itself, therefore measurement result has larger error.
The content of the invention
Embodiments of the invention provide a kind of antenna for base station intermodulation fault point positioning method, device, equipment and storage medium,
Step is fairly simple, and the time of cost is less, further, it is possible to carry out a school to the inter-modulated signal residual of measuring system in itself
Standard, reduce the influence to measurement result.
To reach above-mentioned purpose, the embodiment of the present invention adopts the following technical scheme that：
First aspect of the embodiment of the present invention provides a kind of antenna for base station intermodulation fault point positioning method, and the antenna for base station is mutual
Fault point positioning method is adjusted to comprise the following steps：
Obtain the electrical length scope of some or all of component of the antenna for base station；
Launch two-way RF pulse signal to the component of the antenna for base station on the basis of the port of the antenna for base station,
The electrical length of the antenna for base station abnormity point is obtained according to transmitting RF pulse signal and the time difference for receiving RF pulse signal；
The electrical length of the abnormity point is compared with the electrical length scope, according to the electrical length of abnormity point institute
The electrical length scope of category determines the position of abnormity point.
The electrical length scope of some or all of component for obtaining the antenna for base station, also includes before：
The transmission power of the signal output module of calibration output RF pulse signal.
Second aspect of the embodiment of the present invention provides a kind of antenna for base station intermodulation positioning device of fault point, including：
Power output calibration module, for calibrating the transmission power of the pulse signal transmitter module
Pulse signal transmitter module, on the basis of the port of the antenna for base station to the component of the antenna for base station
Launch two-way RF pulse signal；
Electrical length scope acquisition module, the electrical length model of some or all of component for obtaining the antenna for base station
Enclose；
Abnormity point electrical length acquisition module, for the time according to transmitting RF pulse signal and reception RF pulse signal
Difference obtains the electrical length of the antenna for base station abnormity point；
Abnormity point locating module, for the electrical length of the abnormity point to be compared with the electrical length scope, according to
Electrical length scope belonging to the electrical length of the abnormity point determines the position of abnormity point.
The third aspect of the embodiment of the present invention provides a kind of terminal device, including memory, processor and is stored in described
In memory and the computer program that can run on the processor, realized described in the computing device during computer program
The step of method as described in the first aspect of the invention.
Fourth aspect of the embodiment of the present invention provides a kind of computer-readable recording medium, the computer-readable recording medium
Computer program is stored with, the step of method as described in the first aspect of the invention is realized when the computer program is executed by processor
Suddenly.
The embodiment of the present invention provides a kind of antenna for base station intermodulation fault point positioning method, device, equipment and storage medium, with
Solve the problems, such as that location efficiency is not high in the prior art, the electrical length of some or all of component by determining antenna for base station
Scope, then on the basis of antenna for base station port determine abnormity point electrical length, pass through abnormity point electrical length and antenna for base station member device
The electrical length scope of part is contrasted, and draws the relevant position of abnormity point, improves the efficiency of positioning, in addition, before positioning,
The transmission power of output module is calibrated, reduces the error of positioning, improves the precision of positioning.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of flow chart for antenna for base station intermodulation fault point positioning method that the embodiment of the present invention 1 provides；
Fig. 2 is a kind of flow chart for antenna for base station intermodulation fault point positioning method that the embodiment of the present invention 1 provides；
Fig. 3 is a kind of connection diagram for antenna for base station intermodulation fault point positioning method that the embodiment of the present invention 1 provides；
Fig. 4 is a kind of flow chart for antenna for base station intermodulation fault point positioning method that the embodiment of the present invention 2 provides；
Fig. 5 is a kind of structural representation for antenna for base station intermodulation positioning device of fault point that the embodiment of the present invention 3 provides；
Fig. 6 is a kind of structural representation for antenna for base station intermodulation positioning device of fault point that the embodiment of the present invention 3 provides；
Fig. 7 is the structural representation for the terminal device that the embodiment of the present invention 5 provides.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In order to illustrate technical scheme, illustrated below by specific embodiment.
Embodiment 1
Fig. 1 shows the flow chart of the antenna for base station intermodulation fault point positioning method in the present embodiment, in modern communicationses, base
Station antenna is outstanding for the quality of communication system as part important in antenna-feedback system, the quality of antenna for base station intermodulation quality
For key, and it is that an extremely complex work(divides feeding network inside antenna for base station, there are substantial amounts of welding and assembling link in inside,
The contact of some link or failure welding, intermodulation noise will be produced, it is necessary to be repaired to base station intermodulation trouble point.By
It is bulky in base station antenna system, therefore just need before maintenance to carry out trouble point one positioning, could effectively pin
Intermodulation trouble point is repaired, fixed a breakdown.As shown in figure 1, the antenna for base station intermodulation fault point positioning method includes：
S10. the electrical length scope of some or all of component of base station is obtained.
In step slo, the component on base station refers to part different on base station, for example, being arranged on base station
Antenna port, main feeder, phase shifter, transmission network and antenna oscillator, some or all of component of base station refers to base station
It is some or all of in antenna port, main feeder, phase shifter, transmission network and antenna oscillator.
In step slo, can be by the way that standard component to be placed on to the difference of antenna for base station for obtaining for electrical length scope
Position, to obtain the point length parameter of the component of the antenna in diverse location, as a kind of embodiment, as shown in Fig. 2
Step S10 can specifically include following steps：
Standard component is placed on the antenna port of the antenna for base station by step S101, launches two-way radio frequency to the standard component
Pulse signal, the antenna of the antenna for base station is obtained according to transmitting RF pulse signal and the time difference for receiving RF pulse signal
The electrical length of port.
In step S101, specifically, the equipment that pulse signal is launched to standard component can be multiport vector network point
Analyzer (vector network analyzer), hereinafter referred to as VNA, VNA are a kind of test equipments of electromagnetic wave energy, can
The various parameters amplitude of one port network or two-port network is measured, and can surveys phase.
Wherein, the connection figure positioned with VNA to antenna for base station such as Fig. 3 such as shows, including VNA 1, amplifier 2, combining
Device 3, duplexer 4, tested standard component 5.1., 2. two-way RF pulse signal emits from VNA 1 two ports, two-way is penetrated
Frequency pulse signal carries out the amplification of power by amplifier 2 respectively, and the signal after amplification enters combiner 3, and combiner will amplify
Pulse signal afterwards is input to the transmitting terminal of duplexer 4 after combining, then is output in tested standard component 5, is tested standard
Part 5 returns to inter-modulated signal, 3. inter-modulated signal returns to VNA 1 port by the receiving terminal of duplexer 4 in.
The standard component is placed on the position where some or all of component of the antenna for base station by step S102,
Launch two-way RF pulse signal to the standard component on the basis of the port of the antenna for base station, according to transmitting radio-frequency pulse letter
Number and receive RF pulse signal time difference obtain the antenna for base station some or all of component electrical length scope.
When RF pulse signal from VNA 1 port 1., 2. out when, obtain transmitting pulse signal time be
T1, when RF pulse signal produces inter-modulated signal by tested standard component returns to VNA1 port 3., obtain and receive intermodulation
The time of signal is T2, then the electrical length of the antenna port of antenna for base station can be calculated according to below equation：
L=0.5* (T2-T1)
Then, standard component is placed on to the starting point of the main feeder of antenna for base station, determines the electrical length L1 of main feeder starting point, then
Standard component is placed on to the destination county of the main feeder of antenna for base station, determines the electrical length L2, then antenna for base station of main feeder terminal master
The electrical length scope of feeder line is L1~L2.
Standard component is placed on the phase shifter of antenna for base station, transmission network and antenna oscillator with above-mentioned same method respectively
Beginning and end, the electrical length scope of each component of antenna for base station is determined respectively.
S20 launches two-way RF pulse signal on the basis of the port of antenna for base station to the component of antenna for base station, according to
Launch RF pulse signal and receive the electrical length of the time difference acquisition antenna for base station abnormity point of RF pulse signal.
In S20 steps, from VNA1 ports, 1., 2. transmitting two-way RF pulse signal, RF pulse signal are put through power
The antenna port of antenna for base station is output to after big device 2, combiner 3 and duplexer 4, signal returns after reaching antenna for base station abnormity point
Inter-modulated signal, during VNA1 port is returned to after duplexer 4 3., wherein, the time for launching RF pulse signal is T3, receive
The time of inter-modulated signal is T4, then the electrical length of antenna for base station abnormity point be：
L exception=0.5* (T4-T3)
The electrical length of abnormity point is compared S30 with the electrical length scope of antenna for base station component, according to abnormity point
Electrical length scope belonging to electrical length determines the position of abnormity point.
In step s 30, by the antenna port of the electrical length of the base station abnormity point of measure and antenna for base station, main feeder, shifting
The electrical length scope of phase device, transmission network and antenna oscillator is contrasted, if the electrical length of abnormity point falls in some member of antenna for base station
In the range of the electrical length of device, then the position of abnormity point is on the position of the component.
In the antenna for base station intermodulation fault point positioning method that the present embodiment provides, by first obtaining antenna for base station component
Electrical length scope, then the electrical length of antenna for base station intermodulation trouble point is measured, then by the electrical length of abnormity point and base station
The electrical length scope of antenna component is contrasted, and is determined according to the electrical length scope of base station component residing for abnormity point electrical length
The position of position abnormity point, the method operating procedure is fairly simple, and intermodulation trouble point that can be quickly to antenna for base station positions, from
And improve the efficiency fixed a breakdown.
Embodiment 2
Before step S10, in addition to the calibration of power to radiofrequency signal output module, for carrying out power to VNA 1
Calibration.
In embodiment 1, it can be seen from intermodulation Producing reason, due to some passive devices in system be present, as duplexer,
Combiner, amplifier etc., itself can produce passive intermodulation, influence the precision of measurement.The test of passive intermodulation measuring system misses
Difference and the material of measured object, the sensitivity etc. by extent of corrosion, receiver of measured object are relevant, actually utilize the mutual of measured object
Adjust the measurement error of the absolute value estimating system of actual value and the difference of measured value:
In formula, △ δ are systematic survey practical relative error, PIM0For measured object intermodulation actual value, PIM measures for measured object
Value.Measuring system itself intermodulation differs more hour with the mutual tone pitch of measured object, and the uncertainty of measurement is higher, when the mutual tone pitch of measured object
During close to system remaining mutual tone pitch in itself, obvious measurement error will be produced, it is therefore necessary to the error of measuring system in itself
Calibrated.
As shown in figure 4, in the ports of VNA 1,1., 2. rear end connection power attenuator 6, power attenuator rear end connect power
Meter 7, wherein, the pad value of high power attenuator is △ P.
Power P is loaded in VNA 10, according to the display of power meter 7, VNA 1 power output P is adjusted, makes that VNA's 1 is defeated
Go out power P=P0-△P。
After the completion of calibration, VNA 1 and high power attenuator 6 and the link circuit of power meter 7 are disconnected, then carry out embodiment
1 other steps position to abnormity point.
The present embodiment carries out a calibration to power output by using high power attenuator 6 and power meter 7, can overcome survey
The inter-modulated signal residual of amount system in itself, the error of measurement result is reduced, improve the precision of abnormal point location.
Embodiment 3
The present embodiment provides a kind of antenna for base station intermodulation positioning device of fault point 50, as shown in figure 5, the antenna for base station intermodulation
Positioning device of fault point 50 includes：
Pulse signal transmitter module 502, on the basis of the port of the antenna for base station to the member of the antenna for base station
Device launches two-way RF pulse signal；
Electrical length scope acquisition module 503, it is long for obtaining the electricity of some or all of component of the antenna for base station
Spend scope；
Abnormity point electrical length acquisition module 504, for according to transmitting RF pulse signal and reception RF pulse signal
Time difference obtains the electrical length of the antenna for base station abnormity point；
Abnormity point locating module 505, for the electrical length of the abnormity point to be compared with the electrical length scope, root
The position of abnormity point is determined according to the electrical length scope belonging to the electrical length of the abnormity point.
Further, the antenna for base station intermodulation positioning device of fault point 50 also includes：Power output calibration module 501,
As shown in fig. 6, the transmission power for calibrating pulse signal transmitter module 502.
Further, when standard component to be placed on to the antenna port of the antenna for base station, pulse signal transmitter module 502
Launch two-way RF pulse signal to the standard component, electrical length acquisition module 503 is according to transmitting RF pulse signal and reception
The time difference of RF pulse signal obtains the electrical length of the antenna port of the antenna for base station；
The position standard component being placed on where some or all of component of the antenna for base station, pulse signal
Transmitter module 502 launches two-way RF pulse signal, electrical length on the basis of the port of the antenna for base station to the standard component
Scope acquisition module 503 obtains the antenna for base station according to the time difference of transmitting RF pulse signal and reception RF pulse signal
Some or all of component electrical length scope.
Electrical length scope acquisition module 503 obtains according to the time difference of transmitting RF pulse signal and reception RF pulse signal
The process of the electrical length scope of some or all of component of the antenna for base station is taken, including：
The standard component is placed on to the beginning and end of some or all of component of the antenna for base station, pulse letter
Number transmitter module 502 launches two-way RF pulse signal on the basis of the port of the antenna for base station to the standard component；
Electrical length scope acquisition module 503 obtains the time T of each component transmitting RF pulse signal respectively1And connect
Receive the time T of RF pulse signal2；
Electrical length scope acquisition module 503 calculates the starting point electrical length and terminal electricity length of each component according to below equation
Spend to obtain the electrical length scope of each component：
L=0.5* (T2-T1)。
Further, abnormity point electrical length acquisition module 504 obtains the process of the electrical length of the antenna for base station abnormity point,
Including：
Pulse signal transmitter module 502 is sent out on the basis of the port of the antenna for base station to the component of the antenna for base station
Penetrate two-way RF pulse signal；
Abnormity point electrical length acquisition module 504 obtains transmitting RF pulse signal time T3；
Abnormity point electrical length acquisition module 504, which obtains, receives RF pulse signal time T4；
Abnormity point electrical length acquisition module 504 is according to the electrical length of below equation calculation base station antenna abnormity point：
L exception=0.5* (T4-T3)。
Further, power output calibration module 501 calibrates the process of the transmission power of pulse signal transmitter module 502,
Including：
Pulse signal transmitter module 502 is connected into high power attenuator, and work(is connected in the high power attenuator rear end
Rate meter, wherein, the pad value of the high power attenuator is △ P；
Input power P is loaded in pulse signal transmitter module 5020, according to the display of the power meter, adjust the signal
The power output of output module, make the power output P=P0-△P。
Further, some or all of component of the antenna for base station refer to the antenna for base station antenna port,
It is some or all of in main feeder, phase shifter, transmission network and antenna oscillator.
The specific work process of module in above-mentioned terminal device, may be referred to the corresponding process in preceding method embodiment,
It will not be repeated here.
Embodiment 4
The present embodiment provides a computer-readable recording medium, and computer journey is stored with the computer-readable recording medium
Sequence, the computer program realize the antenna for base station intermodulation fault point positioning method in above-described embodiment, are when being executed by processor
Avoid repeating, repeat no more here.Or the computer program realizes antenna for base station in above-described embodiment when being executed by processor
The function of each module/unit, to avoid repeating, is repeated no more here in intermodulation fault point positioning method device.
Embodiment 5
Fig. 7 is the schematic diagram of terminal device in the present embodiment.As shown in fig. 7, terminal device 6 includes processor 60, storage
Device 61 and it is stored in the computer program 62 that can be run in memory 61 and on processor 60.Processor 60 performs computer
Each step of antenna for base station intermodulation fault point positioning method in above-described embodiment, such as the step shown in Fig. 1 are realized during program 62
Rapid S10, S20 and S30.Or realize antenna for base station intermodulation event in above-described embodiment during the execution computer program 62 of processor 60
Hinder the function of each module/unit of location device, power output calibration module 501 as shown in Figure 6, pulse signal transmitter module
502nd, electrical length scope acquisition module 503, abnormity point electrical length acquisition module 504 and abnormity point regioselective module 505
Function.
Exemplary, computer program 62 can be divided into one or more module/units, one or more mould
Block/unit is stored in memory 61, and is performed by processor 60, to complete the present invention.One or more module/units can
To be the series of computation machine programmed instruction section that can complete specific function, the instruction segment is for describing computer program 62 at end
Implementation procedure in end equipment 6.For example, computer program 62 can be divided into synchronization module, summarizing module, acquisition module,
Return to module (module in virtual bench).
The terminal device 6 can be the computing devices such as desktop PC, notebook, palm PC and cloud server.
Terminal device may include, but be not limited only to, processor 60, memory 61.It will be understood by those skilled in the art that Fig. 7 is only
The example of terminal device 6, the restriction to terminal device 6 is not formed, parts more more or less than diagram can be included, or
Combine some parts, or different parts, for example, terminal device can also include input-output equipment, network access equipment,
Bus etc..
Alleged processor 60 can be CPU (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), application specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other PLDs, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processor
Deng.
Memory 61 can be the internal storage unit of terminal device 6, such as the hard disk or internal memory of terminal device 6.Storage
Device 61 can also be the plug-in type hard disk being equipped with the External memory equipment of terminal device 6, such as terminal device 6, intelligent storage
Block (Smart Media Card, SMC), secure digital (Secure Digital, SD) card, flash card (Flash Card) etc..
Further, memory 61 can also both include the internal storage unit of terminal device 6 or including External memory equipment.Memory
61 are used to store computer program and other programs and data needed for terminal device.Memory 61 can be also used for temporarily
Store the data that has exported or will export.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each work(
Can unit, module division progress for example, in practical application, can be as needed and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of described device are divided into different functional units or module, more than completion
The all or part of function of description.Each functional unit, module in embodiment can be integrated in a processing unit, also may be used
To be that unit is individually physically present, can also two or more units it is integrated in a unit, it is above-mentioned integrated
Unit can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.In addition, each function list
Member, the specific name of module are not limited to the protection domain of the application also only to facilitate mutually distinguish.Said system
The specific work process of middle unit, module, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and is not described in detail or remembers in some embodiment
The part of load, it may refer to the associated description of other embodiments.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, it can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, application-specific and design constraint depending on technical scheme.Professional and technical personnel
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
In embodiment provided by the present invention, it should be understood that disclosed device/terminal device and method, can be with
Realize by another way.For example, device described above/terminal device embodiment is only schematical, for example, institute
The division of module or unit is stated, only a kind of division of logic function, there can be other dividing mode when actually realizing, such as
Multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or not perform.Separately
A bit, shown or discussed mutual coupling or direct-coupling or communication connection can be by some interfaces, device
Or INDIRECT COUPLING or the communication connection of unit, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated module/unit realized in the form of SFU software functional unit and as independent production marketing or
In use, it can be stored in a computer read/write memory medium.Based on such understanding, the present invention realizes above-mentioned implementation
All or part of flow in example method, by computer program the hardware of correlation can also be instructed to complete, described meter
Calculation machine program can be stored in a computer-readable recording medium, and the computer program can be achieved when being executed by processor
The step of stating each embodiment of the method.Wherein, the computer program includes computer program code, the computer program generation
Code can be source code form, object identification code form, executable file or some intermediate forms etc..The computer-readable medium
It can include：Any entity or device, recording medium, USB flash disk, mobile hard disk, the magnetic of the computer program code can be carried
Dish, CD, computer storage, read-only storage (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It is it should be noted that described
The content that computer-readable medium includes can carry out appropriate increasing according to legislation in jurisdiction and the requirement of patent practice
Subtract, such as in some jurisdictions, according to legislation and patent practice, computer-readable medium do not include be electric carrier signal and
Telecommunication signal.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to foregoing reality
Example is applied the present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each
Technical scheme described in embodiment is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed
Or replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme, all should
Within protection scope of the present invention.
Claims (10)
- A kind of 1. antenna for base station intermodulation fault point positioning method, it is characterised in that the antenna for base station intermodulation localization of fault side Method comprises the following steps：Obtain the electrical length scope of some or all of component of the antenna for base station；Launch two-way RF pulse signal to the component of the antenna for base station on the basis of the port of the antenna for base station, according to Launch RF pulse signal and receive the electrical length of the time difference acquisition antenna for base station abnormity point of RF pulse signal；The electrical length of the abnormity point is compared with the electrical length scope, according to belonging to the electrical length of the abnormity point Electrical length scope determines the position of abnormity point.
- 2. antenna for base station intermodulation fault point positioning method according to claim 1, it is characterised in that described to obtain the base The electrical length scope of some or all of component of station antenna, also includes before：Calibrate the transmission power of pulse signal transmitter module.
- 3. antenna for base station intermodulation fault point positioning method according to claim 1, it is characterised in that described to obtain the base The electrical length scope of some or all of component of station antenna, including：Standard component is placed on to the antenna port of the antenna for base station, launches two-way RF pulse signal, root to the standard component Electricity according to transmitting RF pulse signal and the antenna port for the time difference acquisition antenna for base station for receiving RF pulse signal is long Degree；The position standard component being placed on where some or all of component of the antenna for base station, with the base station day Launch two-way RF pulse signal to the standard component on the basis of the port of line, according to transmitting RF pulse signal and receive radio frequency The time difference of pulse signal obtains the electrical length scope of some or all of component of the antenna for base station.
- 4. antenna for base station intermodulation fault point positioning method according to claim 3, it is characterised in that described by the standard Part is placed on the position where some or all of component of the antenna for base station, on the basis of the port of the antenna for base station Launch two-way RF pulse signal to the standard component, according to the time of transmitting RF pulse signal and reception RF pulse signal Difference obtains the electrical length scope of some or all of component of the antenna for base station, including：The standard component is placed on to the beginning and end of some or all of component of the antenna for base station, with the base station Launch two-way RF pulse signal to the standard component on the basis of the port of antenna；The time T of each component transmitting RF pulse signal is obtained respectively1And receive the time T of RF pulse signal2；Starting point electrical length and the terminal electrical length that each component is calculated according to below equation are long to obtain the electricity of each component Spend scope：L=0.5* (T2-T1)。
- 5. antenna for base station intermodulation fault point positioning method according to claim 1, it is characterised in that described to obtain the base The electrical length of station antenna abnormity point, including：Launch two-way RF pulse signal to the component of the antenna for base station on the basis of the port of the antenna for base station；Obtain transmitting RF pulse signal time T3；Obtain and receive RF pulse signal time T4；The electrical length L exception=0.5* (T of the antenna for base station abnormity point4-T3)。
- 6. antenna for base station intermodulation fault point positioning method according to claim 2, it is characterised in that the calibration pulse letter The transmission power of number transmitter module, including：The pulse signal transmitter module is connected into high power attenuator, and power is connected in the high power attenuator rear end Meter, wherein, the pad value of the high power attenuator is △ P；In the pulse signal transmitter module input power P0, according to the display of the power meter, adjust the pulse signal transmitting The power output of module, make the power output P=P of the signal emission module0-△P。
- 7. antenna for base station intermodulation fault point positioning method according to claim 3, it is characterised in that the antenna for base station Some or all of component refers to antenna port, main feeder, phase shifter, transmission network and the antenna oscillator of the antenna for base station.
- A kind of 8. antenna for base station intermodulation positioning device of fault point, it is characterised in that including：Power output calibration module, for calibrating the transmission power of the pulse signal transmitter modulePulse signal transmitter module, for being launched on the basis of the port of the antenna for base station to the component of the antenna for base station Two-way RF pulse signal；Electrical length scope acquisition module, the electrical length scope of some or all of component for obtaining the antenna for base station；Abnormity point electrical length acquisition module, for being obtained according to the time difference of transmitting RF pulse signal and reception RF pulse signal Take the electrical length of the antenna for base station abnormity point；Abnormity point locating module, for the electrical length of the abnormity point to be compared with the electrical length scope, according to described Electrical length scope belonging to the electrical length of abnormity point determines the position of abnormity point.
- 9. a kind of terminal device, including memory, processor and it is stored in the memory and can be on the processor The computer program of operation, it is characterised in that realize such as claim 1 to 7 described in the computing device during computer program The step of any one methods described.
- 10. a kind of computer-readable recording medium, the computer-readable recording medium storage has computer program, and its feature exists In when the computer program is executed by processor the step of realization such as any one of claim 1 to 7 methods described.
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| CN201710734398.5A CN107612636A (en) | 2017-08-24 | 2017-08-24 | Antenna for base station intermodulation fault point positioning method, device, equipment and storage medium |
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Cited By (1)
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| CN110166147A (en) * | 2019-05-15 | 2019-08-23 | 杭州紫光网络技术有限公司 | A kind of antenna for base station intermodulation fault location test system and method |
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| CN103684490A (en) * | 2013-12-16 | 2014-03-26 | 中国电子科技集团公司第四十一研究所 | Passive intermodulation outlier quick locating method based on vector network analyzer |
| CN104360234A (en) * | 2014-11-04 | 2015-02-18 | 中国电子科技集团公司第四十一研究所 | Linear frequency hopping incoherent detecting passive intermodulation outlier locating method |
| CN104993880A (en) * | 2015-05-27 | 2015-10-21 | 武汉虹信通信技术有限责任公司 | Base station antenna intermodulation parametric analysis method based on energy and phase position |
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| CN110166147A (en) * | 2019-05-15 | 2019-08-23 | 杭州紫光网络技术有限公司 | A kind of antenna for base station intermodulation fault location test system and method |
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