CN109672480A - Method for detecting isolation between, device, access unit, system and storage medium - Google Patents
Method for detecting isolation between, device, access unit, system and storage medium Download PDFInfo
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- CN109672480A CN109672480A CN201811300709.8A CN201811300709A CN109672480A CN 109672480 A CN109672480 A CN 109672480A CN 201811300709 A CN201811300709 A CN 201811300709A CN 109672480 A CN109672480 A CN 109672480A
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- isolation
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- capping unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
Abstract
The present invention relates to a kind of method for detecting isolation between, device, access unit, system and storage mediums.This method comprises: the received signal power that acquisition capping unit is sent；According to the received signal power, the pad value of the pad value of preset access unit and the preset capping unit, the target isolation between the access unit and the capping unit is determined.This method determines that the mode of isolation is fairly simple, and it can accurately determine the target isolation between access unit and capping unit in micropower distributed system, and compensate for the problem of the method scarcity of the isolation detection of micropower distributed communication system in traditional technology.
Description
Technical field
The present invention relates to wireless communication technology fields, single more particularly to a kind of method for detecting isolation between, device, access
Member, system and storage medium.
Background technique
In a communications system, isolation is an important parameter for measuring communication quality, and isolation is too small can be to communication system
Regiment commander is to interfere, or even communication system is made to generate self-excitation phenomena, seriously affects communication quality.Micropower distributed system can have
Effect solves the problems, such as signal interference in transmission link, is more and more widely used.In micropower distributed system, mainly
Including access unit and capping unit, the two can be connected by optical fiber, and access unit is used to receive the downlink letter of base station transmission
Number, analog-to-digital conversion, frequency conversion of downlink signal etc. may be implemented so as to signal transmission, be also used to realize that the digital-to-analogue of uplink signal turns
It changes, frequency conversion etc. is to realize signals revivification；Capping unit be responsible for the digital-to-analogue conversion of downlink signal, frequency conversion etc. with realize signal cover,
It is also used to realize analog-to-digital conversion, frequency conversion of uplink signal etc. to realize that signal transmits.
Currently, it is more deficient for the mode of the isolation detection of micropower distributed communication system, therefore, how to detect
The isolation of micropower distributed communication system, becomes urgent problem to be solved.
Summary of the invention
Based on this, it is necessary to more deficient be asked for the mode of the isolation detection of micropower distributed communication system
Topic provides a kind of method for detecting isolation between, device, access unit, system and storage medium.
In a first aspect, the embodiment of the present application provides a kind of method for detecting isolation between, this method comprises:
Acquire the received signal power that capping unit is sent；
According to the decaying of the received signal power, the pad value of preset access unit and the preset capping unit
Value, determines the target isolation between the access unit and the capping unit.
Method for detecting isolation between provided in this embodiment, receiving unit can acquire the reception signal function of capping unit transmission
Rate, and according to received signal power, the pad value of the pad value of preset access unit and preset capping unit, determine access
Target isolation between unit and capping unit.In the present embodiment, access unit is directly according to received signal power, preset
The pad value of the pad value of access unit and preset capping unit determine the target between access unit and capping unit every
From degree, without increasing isolation hardware detecting module newly, detection mode is fairly simple；In addition, utilized due to access unit
It is the decaying of relevant received signal power, the pad value of preset access unit and preset capping unit compared with isolation
The parameters such as value determine the target isolation between access unit and capping unit, accordingly, it is determined that the access unit and covering that go out are single
Target isolation between member is more accurate；Also, present embodiments providing one kind can be adapted for micropower distributed communication
The method for detecting isolation between of system, the method for compensating for the isolation detection of micropower distributed communication system in traditional technology are deficient
Weary problem.
It is described according to the received signal power, the pad value, pre- of preset access unit in one of the embodiments,
If the capping unit pad value, determine the target isolation between the access unit and the capping unit, comprising:
According to including -10*log (P)-A1-A2Relational expression determine between the access unit and the capping unit just
Beginning isolation；Wherein, the P is the received signal power, A1For the pad value of the access unit, A2It is single for the covering
The pad value of member；
The initial isolation is modified using preset correction value, obtains the target isolation.
Method for detecting isolation between provided in this embodiment, access unit can be according to received signal powers, access unit
Pad value, the pad value of capping unit and preset correction value determine that the target between access unit and capping unit is isolated
Degree.The present embodiment introduces preset correction value and is modified to isolation when determining target isolation, and it is dry to reduce signal
It the influence of the factors to target isolation angle value such as disturbs, further improves the accuracy of determining isolation.
It is described in one of the embodiments, that the initial isolation is modified using preset correction value, it obtains
The target isolation, comprising:
According to ISO=N-10*log (P)-A1-A2Calculation relational expression the initial isolation is modified, obtain institute
State target isolation ISO；Wherein, the N is preset correction value.
In one of the embodiments, the method also includes:
According to the target isolation, preset maximum isolation degree pad value and the system gain, isolation shape is determined
State；Wherein, the isolation state includes normal, exception and off-mode.
Method for detecting isolation between provided in this embodiment, access unit can according to target isolation, it is preset it is maximum every
Isolation state is determined from degree pad value and system gain, to facilitate access unit to be according to the isolation state judgement determined
It is no that the processing such as decaying or disconnecting link is carried out to said system, so that reducing isolation exception and system self-excitation causes in system
The probability of equipment damage to play a protective role to the equipment in system, and then extends the service life of equipment.
It is described according to the target isolation, preset maximum isolation degree pad value and institute in one of the embodiments,
System gain is stated, determines isolation state, comprising:
Obtain isolation reference parameter；
If ISO > G+C, determine that the isolation state is normal condition；
If G+C-T≤ISO≤G+C, determine that the isolation state is abnormality；
If ISO < G-T+C, determine that the isolation state is off-mode；
Wherein, ISO is the target isolation, and G is the system gain, and C is the reference parameter, and T is the maximum
Isolation pad value.
Control instruction is sent to the capping unit in one of the embodiments, is sent with controlling the capping unit
Signal；
Signal based on the received determines the received signal power.
In one of the embodiments, before the transmission control instruction to the capping unit, the method is also wrapped
It includes:
Link synchronization state between detection and the capping unit, and determine whether to touch according to the link synchronization state
Send out described acquisition capping unit send received signal power the step of；
Alternatively,
The self-excitation state for judging micropower distributed communication system belonging to the access unit, according to the self-excitation state
Determine whether the step of triggering the received signal power that the acquisition capping unit is sent；
Alternatively,
According to the detection instruction received from detection device, it is determined whether what the triggering acquisition capping unit was sent connects
The step of receiving signal power；Wherein, the detection instruction is that the detection device instructs generation depending on the user's operation.
In one of the embodiments, micropower distributed communication system belonging to the judgement access unit from
Swash state, comprising:
According to the downlink signal power of acquisition and preset self-excitation power threshold, micropower distributed communication system is judged
The self-excitation state of system.
The downlink signal power according to acquisition and preset self-excitation power threshold in one of the embodiments, sentence
Break the self-excitation state of the micropower distributed communication system, comprising:
In a preset duration, the downlink signal power of preset times is obtained；
According to the difference of maximum downstream signal power and minimum descending power in the preset duration, the difference is judged
Whether the self-excitation power threshold is greater than；
It is greater than the number of the self-excitation power threshold compared with preset times threshold value according to difference described in predetermined period
As a result, judging the self-excitation state of the micropower distributed communication system；The predetermined period includes multiple preset durations.
In one of the embodiments, after the determining isolation state, the method also includes:
The target isolation and the isolation state are sent to detection device, so that described in the detection device shows
Target isolation and the isolation state.
Second aspect, the embodiment of the present application provide a kind of isolation detection device, which includes:
Acquisition module, for acquiring the received signal power of capping unit transmission；
First determining module, for according to the pad value of the received signal power, preset access unit and preset
The pad value of the capping unit determines the target isolation between the access unit and the capping unit.
The third aspect, the embodiment of the present application provide a kind of access unit, the access unit include transmitter, receiver,
Memory and processor, the memory are stored with computer program,
The transmitter, for sending control instruction to capping unit；
The receiver, for receiving the downlink signal of base station；
The processor realizes following steps when executing the computer program:
Acquire the received signal power that capping unit is sent；
According to the decaying of the received signal power, the pad value of preset access unit and the preset capping unit
Value, determines the target isolation between the access unit and the capping unit.
Fourth aspect, the embodiment of the present application provide a kind of micropower distributed communication system, and it is single that the system comprises accesses
Member and capping unit, the memory are stored with computer program,
The capping unit, for sending signal to the access unit；
The access unit, the signal sent for receiving the capping unit；
The processor, for acquiring the received signal power of capping unit transmission；And according to the received signal power,
The pad value of the pad value of preset access unit and the preset capping unit, determines the access unit and the covering
Target isolation between unit.
5th aspect, the embodiment of the present application provide a kind of computer readable storage medium, are stored thereon with computer program,
The computer program realizes following steps when being executed by processor:
Acquire the received signal power that capping unit is sent；
According to the decaying of the received signal power, the pad value of preset access unit and the preset capping unit
Value, determines the target isolation between the access unit and the capping unit.
Isolation detection device, micropower distributed system and readable storage medium storing program for executing provided in this embodiment, enable to
Access unit can acquire the received signal power of capping unit transmission, and according to received signal power, preset access unit
Pad value and preset capping unit pad value, determine the target isolation between access unit and capping unit.This reality
Example is applied, access unit is directly according to received signal power, the pad value of preset access unit and declining for preset capping unit
Depreciation determines the target isolation between access unit and capping unit, without increasing isolation hardware detecting module newly,
Detection mode is fairly simple；In addition, what is utilized due to access unit is the relevant received signal power, default compared with isolation
The pad value of access unit and the parameters such as pad value of preset capping unit determine between access unit and capping unit
Target isolation, accordingly, it is determined that the access unit gone out is accurate compared with the target isolation between capping unit；Also, this reality
It applies example and provides a kind of method for detecting isolation between that can be adapted for micropower distributed communication system, compensate in traditional technology
The problem of the method scarcity of the isolation detection of micropower distributed communication system.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the micropower distributed communication system that one embodiment provides；
Fig. 2 is the detection method flow diagram for the isolation that one embodiment provides；
Fig. 3 is the method for detecting isolation between flow diagram that another embodiment provides；
Fig. 4 is the isolation result interface schematic diagram that one embodiment provides；
Fig. 5 is the detection method flow diagram for the isolation that another embodiment provides；
Fig. 6 is the detection method flow diagram for the isolation that another embodiment provides；
Fig. 7 is the structure of the detecting device schematic diagram for the isolation that one embodiment provides；
Fig. 8 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Fig. 9 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Figure 10 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Figure 11 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Figure 12 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Figure 13 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Figure 14 is the structure of the detecting device schematic diagram for the isolation that another embodiment provides；
Figure 15 is the schematic diagram of internal structure for the access unit that one embodiment provides.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
Method for detecting isolation between provided by the present application can be applied to micropower distributed communication system as shown in Figure 1.
As shown in Figure 1, the micropower distributed communication system includes access unit 10 and capping unit 11.Capping unit 11 is used for connecing
Enter unit 10 and send signal, access unit 10 can the signal of capping unit 11 based on the received complete the isolation inspection of the application
Survey method.Optionally, above-mentioned access unit 10 can be connect with capping unit 11 by optical fiber, can also be connected by category-5 cable
Connect, the present embodiment to the connection type of access unit 10 and capping unit 11 without limitation.Optionally, in the downlink, it connects
Covering is sent a signal to by optical fiber after entering unit 10 and being converted to intermediate-freuqncy signal from the received downlink radio-frequency signal in base station
Intermediate-freuqncy signal is reduced into radiofrequency signal and is emitted by antenna by unit 11, capping unit 11；In the uplink, capping unit 11 can
To receive the upstream radio-frequency signal that the terminal device of its coverage area is sent, during upstream radio-frequency signal is converted by capping unit 11
It is sent to access unit 10 through optical fiber after frequency signal, uplink intermediate-freuqncy signal is reduced into radiofrequency signal by access unit 10, by proximal end
Antenna is sent to base station.Optionally, an access unit 10 can connect 4 or 8 capping units 11, also can connect other
The capping unit number of number, each capping unit may include 4 channels: GSM-1, GSM-2, LTE-1, LTE-2.
It should be noted that micropower distributed communication system shown in FIG. 1 can be adapted for different network formats, example
Such as, it can be adapted for global system for mobile telecommunications (Global System of Mobile communication, abbreviation GSM), code point
Multiple access (Code Division Multiple Access, abbreviation CDMA), wideband code division multiple access (Wideband Code
Division Multiple Access, abbreviation WCDMA), TD SDMA (Time Division-
Synchronous Code Division Multiple Access, abbreviation TD-SCDMA), long term evolution (Long Term
Evolution, abbreviation LTE) network formats such as system and 5G.
So optionally, the above-mentioned base station being related to can be base station (the Base Transceiver in GSM or CDMA
Station, abbreviation BTS) and/or base station controller, it is also possible to base station (NodeB, abbreviation NB) in WCDMA and/or wireless
Network controller (Radio Network Controller, abbreviation RNC), can also be the evolved base station in LTE
(Evolutional Node B, abbreviation eNB or eNodeB) perhaps base in relay station or access point or future 5G network
Stand (gNB) etc., and the present invention does not limit herein.
Above-mentioned terminal device can be wireless terminal and be also possible to catv terminal.Wireless terminal can be directed to user's offer
The equipment of voice and/or other business datum connectivity has the handheld device of wireless connecting function or is connected to wireless tune
Other processing equipments of modulator-demodulator.Wireless terminal can be through wireless access network (Radio Access Network, abbreviation RAN)
Communicated with one or more equipments of the core network, wireless terminal can be mobile terminal, as mobile phone (or be " honeycomb "
Phone) and computer with mobile terminal, for example, it may be portable, pocket, hand-held, built-in computer or
Vehicle-mounted mobile device, they exchange language and/or data with wireless access network.For another example wireless terminal can also be personal
Communication service (Personal Communication Service, abbreviation PCS) phone, wireless phone, Session initiation Protocol
(Session Initiation Protocol, abbreviation SIP) phone, wireless local loop (Wireless Local Loop, letter
Claim WLL) it stands, the equipment such as personal digital assistant (Personal Digital Assistant, abbreviation PDA).Wireless terminal can also
With referred to as system, subscriber unit (Subscriber Unit), subscriber station (Subscriber Station), movement station (Mobile
Station), mobile station (Mobile), distant station (Remote Station), remote terminal (Remote Terminal), access
Terminal (Access Terminal), user terminal (User Terminal), user agent (User Agent), user equipment
(User Device or User Equipment), is not limited thereto.Optionally, above-mentioned terminal device can also be intelligence
The equipment such as wrist-watch, tablet computer.
Currently, compare the method for lacking the isolation detection for micropower distributed communication system in traditional technology, this
Application is intended to provide a kind of method for detecting isolation between of micropower distributed communication system.
It should be noted that method for detecting isolation between provided in an embodiment of the present invention, executing subject can be isolation
Detection device, it is single which can be implemented as access by way of software, hardware or software and hardware combining
First is some or all of.In following methods embodiment, it is illustrated so that executing subject is access unit as an example.
Fig. 2 is the method for detecting isolation between flow diagram that one embodiment provides.What is involved is access units for this implementation
The decaying of the pad value and preset capping unit of the signal power of capping unit and preset access unit based on the received
Value, determines the realization process of the target isolation between access unit and capping unit.As shown in Fig. 2, this method comprises:
S201, the received signal power that acquisition capping unit is sent.
Specifically, above-mentioned signal can be direct current signal, or optical signal, the present embodiment send capping unit
Signal type is without limitation.It, can be according to the electricity for receiving signal after access unit receives the reception signal of capping unit transmission
Received signal is converted to received signal power by pressure value and the product of current value, to facilitate the calculating for carrying out isolation.
Optionally, access unit can send control instruction to capping unit, send signal to control the capping unit, and
Signal determines received signal power based on the received.Optionally, control instruction may include that control capping unit sends signal
Instruction can also include the signal frequency point that capping unit sends required selection when signal.Optionally, capping unit receives access
After the control instruction for the signal frequency point including required selection that unit is sent, can according to the minimum frequency point of transmittable frequency range in advance
If left deviation frequency and highest frequency point and preset right deviation frequency judge the signal frequency point of selection needed for capping unit,
Optionally, left deviation frequency and right deviation frequency can be 5MHZ, for example, for GSM1800MHz+TD-LTE2600MHz's
The signal frequency point of combination product, GSM1800MHz band transmitting can be located at minimum frequency point 0.5MHz to the left, and TD-
The signal frequency point of LTE2600MHz frequency range transmitting can be located at highest frequency point 0.5MHz to the right, and such capping unit is sending signal
When can utmostly reduce interference to other frequency ranges.
S202, according to the received signal power, the pad value and the preset capping unit of preset access unit
Pad value, determine the target isolation between the access unit and the capping unit.
Specifically, the pad value of above-mentioned access unit is used to indicate the signal attenuation degree of access unit, capping unit
Pad value is used to indicate the signal attenuation degree of capping unit.Above-mentioned isolation can indicate the input port signal pair of access unit
The dough softening between delivery outlet.After access unit collects the received signal power of capping unit transmission, it can believe according to receiving
The pad value of number power, the pad value of preset access unit and preset capping unit, determines access unit and capping unit
Between target isolation.Optionally, access unit can be according to formula ISO=-10*log (P)-A1-A2Or include -10*log
(P)-A1-A2Other formula determine the target isolation between access unit and capping unit, wherein ISO be access unit with
Target isolation between capping unit, P are received signal power, A1For the pad value of access unit, A2For declining for capping unit
Depreciation.
Method for detecting isolation between provided in this embodiment, receiving unit can acquire the reception signal function of capping unit transmission
Rate, and according to received signal power, the pad value of the pad value of preset access unit and preset capping unit, determine access
Target isolation between unit and capping unit.In the present embodiment, access unit is directly according to received signal power, preset
The pad value of the pad value of access unit and preset capping unit determine the target between access unit and capping unit every
From degree, without increasing isolation hardware detecting module newly, detection mode is fairly simple；In addition, utilized due to access unit
It is the decaying of relevant received signal power, the pad value of preset access unit and preset capping unit compared with isolation
The parameters such as value determine the target isolation between access unit and capping unit, accordingly, it is determined that the access unit and covering that go out are single
Target isolation between member is more accurate；Also, present embodiments providing one kind can be adapted for micropower distributed communication
The method for detecting isolation between of system, the method for compensating for the isolation detection of micropower distributed communication system in traditional technology are deficient
Weary problem.
In the detection method for the isolation that another embodiment provides, what is involved is access units according to connecing for the present embodiment
Receive the reality that signal power, the pad value of access unit, the pad value of capping unit and preset correction value determine target isolation
Existing mode on the basis of embodiment that is, shown in Fig. 1, is corrected isolation.On the basis of embodiment shown in Fig. 1,
Optionally, above-mentioned S202 may include:
S301, according to including -10*log (P)-A1-A2Relational expression determine the access unit and the capping unit it
Between initial isolation；Wherein, the P is the received signal power, the A1It is described for the pad value of the access unit
A2For the pad value of the capping unit.
Specifically, access unit can be according to formula ISO=-10*log (P)-A1-A2Or include -10*log (P)-A1-A2
Other calculation relational expressions determine the initial isolation between access unit and capping unit；Wherein, ISO be access unit with cover
Initial isolation between cap unit, N are preset correction value, and P is received signal power, A1For the pad value of access unit, A2
For the pad value of capping unit.
S302 is modified the initial isolation using preset correction value, obtains the target isolation.
In this step, access unit, which can use, includes N-10*log (P)-A1-A2Calculation relational expression to it is above-mentioned initially every
It is modified from degree, obtains target isolation.Optionally, according to ISO=N-10*log (P)-A1-A2Calculation relational expression to first
Beginning isolation is modified, and obtains target isolation ISO；Wherein, N is preset correction value.
Method for detecting isolation between provided in this embodiment, access unit can be according to received signal powers, access unit
Pad value, the pad value of capping unit and preset correction value determine that the target between access unit and capping unit is isolated
Degree.The present embodiment introduces preset correction value and is modified to isolation when determining target isolation, and it is dry to reduce signal
It the influence of the factors to isolation angle value such as disturbs, further improves the accuracy of determining isolation.
It is determined in method in the isolation that another embodiment provides, what is involved is access units according to above connecing for the present embodiment
Enter the target isolation between unit and capping unit, preset maximum isolation degree pad value and system gain and determines isolation
The realization process of state.On the basis of the above embodiments, optionally, the above method further include: according to the isolation, preset
Maximum isolation degree pad value and the system gain, determine isolation state；Wherein, the isolation state include it is normal,
Exception and off-mode.
Specifically, access unit can according to the target isolation between access unit and capping unit, with it is preset most
The comparison result of big isolation pad value and system gain, determines isolation state, isolation state include it is normal, abnormal and
Off-mode.
Optionally, access unit can determine isolation state according to following steps: obtain isolation reference parameter；If
ISO > G+C determines that above-mentioned isolation state is normal condition；If G+C-T≤ISO≤G+C, determine that above-mentioned isolation state is
Abnormality；If ISO < G-T+C, determine that above-mentioned isolation state is off-mode；Wherein, ISO is target isolation, and G is to be
System gain, C are reference parameter, and T is the maximum isolation degree decaying that the attenuator in the affiliated communication system of access unit can be set
Value.Optionally, C rule of thumb can be set as 15dB with actually determined isolation and system situation etc., so that isolation
State judges more acurrate.
Above-mentioned isolation parameter can be by user rule of thumb and the setting such as actually detected situation, system gain access unit
The gain of affiliated communication system is provided with attenuator in the communication system, which has a settable pad value model
It encloses, for example [0,30] dB, 30dB is maximum isolation degree pad value.The initial attenuation value of attenuator can be defaulted as 0dB, when sentencing
When to determine isolation state be normal condition, the pad value of attenuator remains 0dB, i.e., attenuator does not need to carry out attenuation operations；
When isolation state is abnormality, ATT=C- (ISO-G), at this point, ATT pad value can be set in the attenuator in system,
It can play a protective role in this way to the equipment in the communication system belonging to access unit；When isolation state is off-mode
When, access unit can be determined that the serious self-excitation of said system, need between the access unit and capping unit in disconnection system
Communication link, to play a protective role to the equipment in system.
Optionally, access unit can also send above-mentioned target isolation and isolation to the detection device other than said system
Degree state facilitates testing staff and detection device to carry out people so that detection device shows the target isolation and isolation state
Machine interaction, and understand the target isolation and isolation state of above system.Optionally, above-mentioned detection device can be local
Commissioning host computer, detection device can be with the above-mentioned target isolation of isolation result interface display shown in Fig. 4 and isolation shapes
State.Optionally, detection device can also receive the capping unit selection instruction that user inputs at isolation result interface, and access is single
Member 8 capping units of connection, each capping unit include four channels: GSM-1, GSM-2, LTE-1, LTE-2, are clicked in Fig. 4
The corresponding isolation detection switch 01 of capping unit 1 or touch isolation detection switch 01, triggering access unit referred to according to this
Enable by the target isolation in determining each channel corresponding with capping unit 1 and isolation state be sent to detection device for
Detection device is shown, isolation detection switch 01-08 can also be selected to check each between access unit and capping unit
The target isolation and isolation state in channel.Optionally, when isolation abnormal state or shutdown, detection device can be issued
Text or speech prompt information, to facilitate testing staff to understand isolation state in time and take corresponding safeguard measure.
Method for detecting isolation between provided in this embodiment, access unit can according to target isolation, it is preset it is maximum every
Isolation state is determined from degree pad value and system gain, to facilitate access unit to be according to the isolation state judgement determined
It is no that the processing such as decaying or disconnecting link is carried out to said system, thus system when reducing isolation exception and system self-excitation state
The probability of interior equipment damage to play a protective role to the equipment in system, and then extends the service life of equipment.
Another embodiment provide method for detecting isolation between in, the present embodiment what is involved is access unit according to its with
Link synchronization state between the capping unit, the self-excitation state of affiliated micropower distributed communication system, or from inspection
The detection instruction etc. received on measurement equipment determines whether to trigger the step for the received signal power that above-mentioned acquisition capping unit is sent
Rapid specific implementation.On the basis of the above embodiments, optionally, if trigger connecing for above-mentioned acquisition capping unit transmission
The step of receiving signal power can determine in the following manner:
Mode one: the link synchronization state between detection and the capping unit, and it is true according to the link synchronization state
Fixed the step of whether triggering the received signal power that the acquisition capping unit is sent.
Specifically, access unit can continue to detect its link synchronization state between capping unit, and according to link
Synchronous regime determines whether to trigger the step of received signal power that capping unit transmission is acquired in above-described embodiment.Optionally,
If link state becomes synchronous regime from asynchronous state, and when synchronous regime continues preset duration (such as 50 seconds), access
Unit can trigger the step of received signal power that capping unit transmission is acquired in above-described embodiment, thus the primary isolation of triggering
The detection of degree does not trigger if synchronous regime duration is less than above-mentioned preset duration and acquires capping unit in above-described embodiment
The step of received signal power of transmission, i.e. access unit, not will do it the detection of isolation, to avoid frequent progress isolation
Detection, it is each in extension system to set to reduce the power consumption of other equipment in access unit, capping unit and said system
Standby service life.
Mode two: the self-excitation state of micropower distributed communication system belonging to the access unit is judged, according to described
Self-excitation state determines whether the step of triggering the received signal power that the acquisition capping unit is sent.
Access unit can also be according to the self-excitation state of the micropower distributed communication system of judgement, it is determined whether in triggering
The step of stating the received signal power that capping unit transmission is acquired in embodiment.Optionally, access unit can be according to acquisition
Downlink signal power and preset self-excitation power threshold judge the self-excitation state of micropower distributed communication system, can specifically adopt
Take method and step as shown in Figure 5:
S501 obtains the downlink signal power of preset times in a preset duration.
Specifically, above-mentioned downlink signal power is the downlink signal power of the received base station of access unit.Access unit can
To obtain the downlink signal power of preset times in a preset duration, for example, access unit can acquire 10 in 15 seconds
Secondary downlink signal power.
S502 judges institute according to the difference of maximum downstream signal power and minimum descending power in the preset duration
State whether difference is greater than the self-excitation power threshold.
Specifically, access unit can according in all downlink signal power in S501 maximum downstream signal power with
The difference of minimum downlink signal power, judges whether the difference is greater than preset self-excitation power threshold.
S503 is greater than the number and preset times threshold value of the self-excitation power threshold according to difference described in predetermined period
Comparison result judges the self-excitation state of the micropower distributed communication system；The predetermined period includes multiple preset durations.
In the present embodiment, predetermined period includes multiple preset durations.If it is preset that access unit determines that above-mentioned difference is greater than
Self-excitation power threshold, then whether the number for continuing to judge that above-mentioned difference is greater than self-excitation power threshold in the preset period is more than default
Frequency threshold value, if it exceeds, it can be determined that micropower distributed system self-excitation, judgment mode are fairly simple.Optionally, it presets secondary
Number threshold values can be the smallest positive integral greater than (preset duration number/2), for example, preset duration number is 5, then preset times threshold
Value can take 3, when the number that difference above-mentioned in predetermined period is greater than self-excitation power threshold is greater than or equal to 3, it can be determined that micro-
Power distributed system self-excitation.
In the implementation of mode two, access unit can judge according to the self-excitation state of micropower distributed communication system
The step of whether triggering the received signal power that capping unit transmission is acquired in above-described embodiment.Due to micropower distributed communication
When system self-excitation, illustrates access unit and covering is that target isolation state between unit is abnormal, at this point, access unit touches
The determination of isolation is carried out in hair above-described embodiment the step of the received signal power of acquisition capping unit transmission, so as to
Decayed according to determining isolation to micropower distributed system or disconnect communication link etc. and processing or passes through detection device
Testing staff is shown to remind testing staff to take corresponding system protection measure.
Mode three: according to the detection instruction received from detection device, it is determined whether trigger the acquisition capping unit
The step of received signal power of transmission；Wherein, the detection instruction is that the detection device instructs life depending on the user's operation
At.
Specifically, above-mentioned detection instruction is detection device according to the instruction of the clicking operation of user, touch operation instruction or language
The instruction of the generations such as sound operational order.After receiving detection instruction, access unit be may determine whether in triggering above-described embodiment
The step of acquiring the received signal power that capping unit is sent, facilitates user to understand the isolation angle value of micropower compartment system at any time
With isolation state.
It is following by a simply example, to introduce the process of method for detecting isolation between of the embodiment of the present invention.Specifically may be used
With shown in Figure 6:
S601, access unit can determine whether the step of triggering S602 according to any one following mode: detection and institute
The link synchronization state between capping unit is stated, and the step of triggering S602 is determined whether according to the link synchronization state；Or
Person judges the self-excitation state of micropower distributed communication system belonging to the access unit, is determined according to the self-excitation state
The step of whether triggering S602；Alternatively, according to the detection instruction received from detection device, it is determined whether trigger the step of S602
Suddenly.If so, executing S602.
S602, access unit send control instruction to the capping unit, send signal to control the capping unit.
S603, access unit signal based on the received, determines the received signal power.
S604, access unit is according to including -10*log (P)-A1-A2Relational expression determine that the access unit is covered with described
Initial isolation between cap unit；Wherein, the P is the received signal power, the A1For declining for the access unit
Depreciation, the A2For the pad value of the capping unit.
S605, access unit is according to ISO=N-10*log (P)-A1-A2Calculation relational expression to the initial isolation into
Row amendment, obtains the target isolation ISO；Wherein, the N is preset correction value.
S606, access unit obtain isolation reference parameter.
S607, if ISO > G+C, access unit determines that the isolation state is normal condition；If G+C-T≤ISO≤G+
C, access unit determine that the isolation state is abnormality；If ISO < G-T+C, access unit determines the isolation shape
State is off-mode；Wherein, ISO is the target isolation, and G is the system gain, and C is the reference parameter, and T is described
Maximum isolation degree pad value.
S608, access unit sends the target isolation and the isolation state to detection device, so that the inspection
Measurement equipment shows the target isolation and the isolation state.
The working principle and technical effect of method for detecting isolation between provided in this embodiment are as described in above-described embodiment, herein
It repeats no more.
Although should be understood that Fig. 2, Fig. 3, Fig. 5, Fig. 6 flow chart in each step according to arrow instruction according to
Secondary display, but these steps are not that the inevitable sequence according to arrow instruction successively executes.Unless having herein explicitly
Bright, there is no stringent sequences to limit for the execution of these steps, these steps can execute in other order.Moreover, Fig. 2,
At least part step in Fig. 3, Fig. 5, Fig. 6 may include multiple sub-steps perhaps these sub-steps of multiple stages or rank
Section is not necessarily to execute completion in synchronization, but can execute at different times, these sub-steps or stage
Execution sequence is also not necessarily and successively carries out, but can be with the sub-step or stage of other steps or other steps extremely
Few a part executes in turn or alternately.
Fig. 7 is the isolation structure of the detecting device schematic diagram that one embodiment provides.As shown in fig. 7, the device can wrap
It includes: acquisition module 10 and the first determining module 11.
Specifically, acquisition module 10, for acquiring the received signal power of capping unit transmission；
First determining module 11, for according to the pad value of the received signal power, preset access unit and default
The capping unit pad value, determine the target isolation between the access unit and the capping unit.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
It is on the basis of the embodiment shown in fig. 7, optional in the isolation detection device that Fig. 8 provides for another embodiment
, above-mentioned first determining module 11 may include the first determination unit 111 and the second determination unit 112.
Specifically, the first determination unit 111, includes -10*log (P)-A for basis1-A2Relational expression determine described in connect
Enter the initial isolation between unit and the capping unit；Wherein, the P is the received signal power, the A1For institute
State the pad value of access unit, the A2For the pad value of the capping unit.
Second determination unit 112 is obtained described for being modified using preset correction value to the initial isolation
Target isolation.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
In the isolation detection device that another embodiment provides, above-mentioned second determination unit 112 is specifically used for basis
ISO=N-10*log (P)-A1-A2Calculation relational expression the initial isolation is modified, obtain the target isolation
ISO；Wherein, the N is preset correction value.
Fig. 9 is the isolation structure of the detecting device schematic diagram that another embodiment provides.On the basis of the above embodiments,
Optionally, above-mentioned apparatus further includes the second determining module 12.
Second determining module 12, for according to the target isolation, preset maximum isolation degree pad value and the system
System gain, determines isolation state；Wherein, the isolation state includes normal, exception and off-mode.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
Figure 10 is the isolation structure of the detecting device schematic diagram that another embodiment provides.On the basis of above-described embodiment
On, optionally, above-mentioned second determining module 12 may include first acquisition unit 121, the determination of third determination unit the 122, the 4th
Unit 123 and the 5th determination unit 124.
First acquisition unit 121, for obtaining isolation reference parameter.
Third determination unit 122 determines that the isolation state is normal condition if being used for ISO > G+C.
4th determination unit 123 determines that the isolation state is abnormality if being used for G+C-T≤ISO≤G+C.
5th determination unit 124 determines that the isolation state is off-mode if being used for ISO < G-T+C.
Wherein, ISO is the target isolation, and G is the system gain, and C is the reference parameter, and T is the maximum
Isolation pad value.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
Figure 11 is the isolation structure of the detecting device schematic diagram that another implements to provide.On the basis of the above embodiments,
Optionally, above-mentioned acquisition module 10 may include: transmission unit 101 and the 6th determination unit 102.
Transmission unit 101 sends letter for sending control instruction to the capping unit to control the capping unit
Number；
6th determination unit 102 determines the received signal power for signal based on the received.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
Figure 12 is the isolation structure of the detecting device schematic diagram that another implements to provide.On the basis of the above embodiments,
Optionally, above-mentioned apparatus further includes third determining module 13, the 4th determining module 14 and the 5th determining module 15.
Third determining module 13, for detecting the link synchronization state between the capping unit, and according to the chain
Road synchronous regime determines whether to trigger the step of acquisition module 10 executes the received signal power that acquisition capping unit is sent.
4th determining module 14, for judging the self-excitation shape of micropower distributed communication system belonging to the access unit
State determines whether that triggering the acquisition module 10 executes the reception signal function that acquisition capping unit is sent according to the self-excitation state
The step of rate.
5th determining module 15, for according to the detection instruction received from detection device, it is determined whether described in triggering
Acquisition module 10 executes the step of received signal power that acquisition capping unit is sent；Wherein, the detection instruction is the inspection
Measurement equipment instructs generation depending on the user's operation.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
In the isolation structure of the detecting device that another implements offer, on the basis of the above embodiments, optionally, on
State the 4th determining module 14, specifically for according to acquisition downlink signal power and preset self-excitation power threshold, described in judgement
The self-excitation state of micropower distributed communication system.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
Figure 13 is the isolation structure of the detecting device schematic diagram that another implements to provide.On the basis of the above embodiments,
Optionally, above-mentioned 4th determining module 14 may include that second acquisition unit 141, the first judging unit 142 and the second judgement are single
Member 143.
Second acquisition unit 141, for obtaining the downlink signal power of preset times in a preset duration；
First judging unit 142, for according to the maximum downstream signal power and minimum downlink function in the preset duration
The difference of rate, judges whether the difference is greater than the self-excitation power threshold.
Second judgment unit 143, for being greater than the number of the self-excitation power threshold according to difference described in predetermined period
With the comparison result of preset times threshold value, the self-excitation state of the micropower distributed communication system is judged；The predetermined period
Including multiple preset durations.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
Figure 14 is the isolation structure of the detecting device schematic diagram that another implements to provide.On the basis of the above embodiments,
Optionally, above-mentioned apparatus further includes sending module 16.
Sending module 16, for sending the target isolation and the isolation state to detection device, so that described
Detection device shows the isolation and the isolation state.
Isolation detection device provided in this embodiment, can execute above method embodiment, realization principle and technology
Effect is similar, and details are not described herein.
Figure 15 is the schematic diagram of internal structure for the access unit that one embodiment provides, and the access unit includes sending
Device, receiver, memory and processor, the memory are stored with computer program, and the transmitter is used for capping unit
Send control instruction；The receiver, for receiving the downlink signal of base station；The processor calculates and controls energy for providing
Power.The memory is stored with computer program, to perform the steps of when which is executed by processor
Acquire the received signal power that capping unit is sent；
According to the decaying of the received signal power, the pad value of preset access unit and the preset capping unit
Value, determines the target isolation between the access unit and the capping unit.
It will be understood by those skilled in the art that structure shown in Figure 15, only part relevant to application scheme
The block diagram of structure does not constitute the restriction for the electronic equipment being applied thereon to application scheme, and specific electronic equipment can
To include perhaps combining certain components or with different component layouts than more or fewer components as shown in the figure.
In one embodiment, a kind of micropower distributed communication system, including access unit and capping unit are provided,
The capping unit, for sending signal to the access unit；
The access unit, the signal sent for receiving the capping unit, and for executing the computer program
When perform the steps of acquisition capping unit send received signal power；And according to the received signal power, preset connect
Enter the pad value of unit and the pad value of the preset capping unit, determines between the access unit and the capping unit
Target isolation.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated
Machine program performs the steps of when being executed by processor
Acquire the received signal power that capping unit is sent；
According to the decaying of the received signal power, the pad value of preset access unit and the preset capping unit
Value, determines the target isolation between the access unit and the capping unit.
Computer readable storage medium provided by the above embodiment, implementing principle and technical effect and the above method are implemented
Example is similar, and details are not described herein.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the computer program can be stored in a non-volatile computer
In read/write memory medium, the computer program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein,
To any reference of memory, storage, database or other media used in each embodiment provided herein,
Including non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include
Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms,
Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing
Type SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (14)
1. a kind of method for detecting isolation between, which is characterized in that the described method includes:
Acquire the received signal power that capping unit is sent；
According to the received signal power, the pad value of the pad value of preset access unit and the preset capping unit,
Determine the target isolation between the access unit and the capping unit.
2. the method according to claim 1, wherein described according to the received signal power, preset access
The pad value of the pad value of unit, the preset capping unit, determines between the access unit and the capping unit
Target isolation, comprising:
According to including -10*log (P)-A1-A2Relational expression determine between the access unit and the capping unit it is initial every
From degree；Wherein, the P is the received signal power, the A1For the pad value of the access unit, the A2It is covered to be described
The pad value of cap unit；
The initial isolation is modified using preset correction value, obtains the target isolation.
3. according to the method described in claim 2, it is characterized in that, described use preset correction value to the initial isolation
It is modified, obtains the target isolation, comprising:
According to ISO=N-10*log (P)-A1-A2Calculation relational expression the initial isolation is modified, obtain the mesh
Mark isolation ISO；Wherein, the N is preset correction value.
4. method according to claim 1-3, which is characterized in that the method also includes:
According to the target isolation, preset maximum isolation degree pad value and the system gain, isolation state is determined；Its
In, the isolation state includes normal, exception and off-mode.
5. according to the method described in claim 4, it is characterized in that, it is described according to the target isolation, it is preset it is maximum every
From degree pad value and the system gain, isolation state is determined, comprising:
Obtain isolation reference parameter；
If ISO > G+C, determine that the isolation state is normal condition；
If G+C-T≤ISO≤G+C, determine that the isolation state is abnormality；
If ISO < G-T+C, determine that the isolation state is off-mode；
Wherein, ISO is the target isolation, and G is the system gain, and C is the reference parameter, and T is the maximum isolation
Spend pad value.
6. method according to claim 1-3, which is characterized in that the reception letter that the acquisition capping unit is sent
Number power, comprising:
Control instruction is sent to the capping unit, sends signal to control the capping unit；
Signal based on the received determines the received signal power.
7. according to the method described in claim 6, it is characterized in that, it is described to the capping unit send control instruction it
Before, the method also includes:
Link synchronization state between detection and the capping unit, and determined whether to trigger institute according to the link synchronization state
The step of stating the received signal power that acquisition capping unit is sent；
Alternatively,
The self-excitation state for judging micropower distributed communication system belonging to the access unit is determined according to the self-excitation state
The step of whether triggering the received signal power that the acquisition capping unit is sent；
Alternatively,
According to the detection instruction received from detection device, it is determined whether the reception letter that the triggering acquisition capping unit is sent
The step of number power；Wherein, the detection instruction is that the detection device instructs generation depending on the user's operation.
8. the method according to the description of claim 7 is characterized in that micropower distribution belonging to the judgement access unit
The self-excitation state of formula communication system, comprising:
According to the downlink signal power of acquisition and preset self-excitation power threshold, the micropower distributed communication system is judged
Self-excitation state.
9. according to the method described in claim 8, it is characterized in that, the downlink signal power according to acquisition and it is preset from
Excited power thresholding judges the self-excitation state of the micropower distributed communication system, comprising:
In a preset duration, the downlink signal power of preset times is obtained；
According to the difference of maximum downstream signal power and minimum descending power in the preset duration, whether the difference is judged
Greater than the self-excitation power threshold；
It is greater than the number of the self-excitation power threshold and the comparison result of preset times threshold value according to difference described in predetermined period,
Judge the self-excitation state of the micropower distributed communication system；The predetermined period includes multiple preset durations.
10. according to method described in claim 4 or 5, which is characterized in that after the determining isolation state, the side
Method further include:
The target isolation and the isolation state are sent to detection device, so that the detection device shows the target
Isolation and the isolation state.
11. a kind of isolation detection device, which is characterized in that described device includes:
Acquisition module, for acquiring the received signal power of capping unit transmission；
First determining module, for according to the pad value of the received signal power, preset access unit and preset described
The pad value of capping unit determines the target isolation between the access unit and the capping unit.
12. a kind of access unit, the access unit includes transmitter, receiver, memory and processor, and the memory is deposited
Contain computer program, which is characterized in that
The transmitter, for sending control instruction to capping unit；
The receiver, for receiving the downlink signal of base station；
The processor realizes the step of method described in any one of claims 1 to 10 when executing the computer program.
13. a kind of micropower distributed communication system, including access unit and capping unit, which is characterized in that
The capping unit, for sending signal to the access unit；
The access unit, for acquiring the received signal power of capping unit transmission；And according to the received signal power, pre-
If access unit pad value and the preset capping unit pad value, determine the access unit and the covering singly
Target isolation between member.
14. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of method described in any one of claims 1 to 10 is realized when being executed by processor.
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| CN111371515A (en) * | 2020-03-12 | 2020-07-03 | 电子科技大学 | Equivalent test method for isolation between base station antennas |
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| CN109672480B (en) | 2022-03-25 |
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Effective date of registration: 20200110 Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant after: Jingxin Communication System (China) Co., Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant before: Comba Telecom System (China) Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |