CN103236886A - Method and system for detecting faults of channels of base station - Google Patents
Method and system for detecting faults of channels of base station Download PDFInfo
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- CN103236886A CN103236886A CN201310102832XA CN201310102832A CN103236886A CN 103236886 A CN103236886 A CN 103236886A CN 201310102832X A CN201310102832X A CN 201310102832XA CN 201310102832 A CN201310102832 A CN 201310102832A CN 103236886 A CN103236886 A CN 103236886A
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Abstract
An embodiment of the invention discloses a method and a system for detecting faults of channels of a base station. The method and the system aim to solve problems of long time consumption, high labor consumption and low efficiency of a process for manually testing and calibrating power of sequences and high requirement on professional skill of testing personnel. The method includes automatically testing power of a send calibration sequence of each calibration channel and power of a send calibration sequence of each business channel; automatically analyzing estimation messages of time-domain signal channels of the business channels to obtain power of feedback calibration sequences corresponding to the business channels; and judging whether the calibration channels and the business channels fail or not according to the power of the send calibration sequences of the calibration channels, the power of the send calibration sequences of the business channels and the power of the feedback calibration sequences corresponding to the business channels. The method and the system in the embodiment of the invention have the advantages that the faults of the channels of the base station are automatically detected, the detection time is shortened, and the fault detection efficiency is improved; and the difficulty in detecting the faults of the channels of the base station is reduced by the aid of a fixed algorithm for detecting the faults of the channels of the base station.
Description
Technical field
The embodiment of the invention relates to communication technical field, particularly relates to a kind of base station channel failure detection method and system.
Background technology
The current multi-antenna base station all has antenna calibration system; antenna calibration system comprises that the radio-frequency channel sends calibration and the radio-frequency channel receives calibration two parts function; by to the reported result of antenna calibration system and base station transmitting calibration sequence power test result's analysis-by-synthesis; can judge the base station channel status, i.e. normal or fault.
Existing multi-antenna base station channel failure detection method is to obtain the calibrating sequence power that calibrating sequence power that calibrated channel sends and service channel send by manual test, and in conjunction with automatic detection platform (Automatic Test Platform, ATP) the draw radio-frequency channel of output is sent out calibration received power and radio-frequency channel and is received the calibration received power and carry out the fault of base station passage and judge.
But, obtain the calibrating sequence power that calibrated channel and service channel send by the mode of manual test, time-consuming, effort, inefficiency.
And the tester need be familiar with the antenna calibration principle and could analyze test case, and tester's professional skill is had relatively high expectations.
Summary of the invention
The embodiment of the invention discloses a kind of base station channel failure detection method and system, solving time-consuming, the effort of manual test calibrating sequence power, and inefficiency, and the problem that tester's professional skill is had relatively high expectations.
In order to address the above problem, the embodiment of the invention discloses a kind of base station channel failure detection method, comprising:
Automatically test obtains the power of sending out calibrating sequence of calibrated channel and service channel; And
Time domain channel estimation message to described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence, the channel estimating that described time domain channel estimation message is carried out time domain for the data that described service channel is received is operated the information that obtains;
According to the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel, judge whether fault of described calibrated channel and described service channel.
Preferably, described automatic test comprises:
The control base station bus is set up the residential quarter;
Enabled base stations antenna calibration and the antenna for base station calibration cycle is set in described residential quarter;
According to each antenna channels of described antenna calibration cycle base station shifting successively;
The configuring spectrum instrument carries out the detection operation of each antenna channels of base station.
Preferably, described time domain channel estimation message to described service channel is resolved automatically, obtains the feedback calibration sequence power of described service channel correspondence, comprising:
According to the test script that sets in advance the time domain channel estimation message of described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence.
Preferably, the described feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence according to the power of sending out calibrating sequence of described calibrated channel, described service channel is judged whether fault of described calibrated channel and described service channel, comprising:
Whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of judging the power of sending out calibrating sequence of described calibrated channel, described service channel respectively is normal;
Determine whether fault of described calibrated channel and described service channel according to judged result.
Preferably, describedly judge respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal, comprising:
Whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of judging the power of sending out calibrating sequence of described calibrated channel, described service channel respectively belongs to corresponding presetting in the power bracket;
When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal;
When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel does not belong to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is unusual.
Preferably, judge whether the feedback calibration sequence power of described service channel correspondence belongs to corresponding presetting in the power bracket, comprising:
Judge to send calibrating sequence power and receive calibrating sequence power whether belong to corresponding presetting in the power bracket respectively;
Wherein, the feedback calibration sequence power of described service channel correspondence comprises transmission calibrating sequence power and receives calibrating sequence power.
Preferably, describedly determine whether fault of described calibrated channel and described service channel according to judged result, comprising:
When a calibrating sequence power of described service channel is unusual, determine that described service channel originating party is to fault;
When described service channel send out calibrating sequence power just often, determine that described service channel originating party is to normally;
When a calibrating sequence power of described calibrated channel is unusual, determine that described calibrated channel originating party is to fault;
When described calibrated channel send out calibrating sequence power just often, determine that described calibrated channel originating party is to normally;
When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence is just often, determines that described calibrated channel debit is to normally;
When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence determines that described calibrated channel debit is to fault when unusual;
When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence is just often, determines that described service channel debit is to normally;
When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence determines that described service channel debit is to fault when unusual.
The embodiment of the invention also discloses a kind of base station channel failure detection system, comprising:
Automatic test module is used for the power of sending out calibrating sequence that test automatically obtains calibrated channel and service channel;
Automatic parsing module, be used for the time domain channel estimation message of described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence, the channel estimating that described time domain channel estimation message is carried out time domain for the data that described service channel is received is operated the information that obtains;
The fault verification module is used for the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence according to the power of sending out calibrating sequence of described calibrated channel, described service channel, judges whether fault of described calibrated channel and described service channel.
Preferably, described automatic test module control base station bus is set up the residential quarter; Enabled base stations antenna calibration and the antenna for base station calibration cycle is set in described residential quarter; According to each antenna channels of described antenna calibration cycle base station shifting successively; The configuring spectrum instrument carries out the detection operation of each antenna channels of base station.
Preferably, described automatic parsing module is resolved the time domain channel estimation message of described service channel automatically according to the test script that sets in advance, and obtains the feedback calibration sequence power of described service channel correspondence.
Preferably, described fault verification module comprises:
Normal judgement submodule is used for judging respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal;
Fault is determined submodule, is used for determining whether fault of described calibrated channel and described service channel according to judged result.
Preferably, describedly normally judge that submodule judges respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding presetting in the power bracket; When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal; When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel does not belong to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is unusual.
Preferably, describedly normally judge that submodule judges that whether the feedback calibration sequence power of described service channel correspondence belongs to corresponding presetting in the power bracket, comprising:
Describedly normally judge that submodule is judged respectively and send calibrating sequence power and receive calibrating sequence power whether belong to corresponding presetting in the power bracket;
Wherein, the feedback calibration sequence power of described service channel correspondence comprises transmission calibrating sequence power and receives calibrating sequence power.
Preferably, what described fault determined that submodule works as described service channel sends out calibrating sequence power when unusual, determines that described service channel originating party is to fault; When described service channel send out calibrating sequence power just often, determine that described service channel originating party is to normally; When a calibrating sequence power of described calibrated channel is unusual, determine that described calibrated channel originating party is to fault; When described calibrated channel send out calibrating sequence power just often, determine that described calibrated channel originating party is to normally; When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence is just often, determines that described calibrated channel debit is to normally; When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence determines that described calibrated channel debit is to fault when unusual; When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence is just often, determines that described service channel debit is to normally; When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence determines that described service channel debit is to fault when unusual.
Compare with background technology, the embodiment of the invention comprises following advantage:
Obtain a calibrating sequence power of service channel and calibrated channel by automatic test, and the use test script is resolved the time domain channel estimation message of service channel, obtain the feedback calibration sequence power of service channel, realized that the base station channel failure detects automation, shorten detection time, improved detection efficiency.
Judge a calibrating sequence power of service channel and calibrated channel, and whether the feedback calibration sequence power of service channel is normal, the curing algorithm that the judged result that obtains is detected according to the base station channel failure determines whether service channel and calibrated channel be normal, by the curing algorithm that the base station channel failure detects, reduced the difficulty that the base station channel failure detects.
Description of drawings
Fig. 1 is a kind of calibrating sequence power test environment schematic diagram in the embodiment of the invention;
Fig. 2 is a kind of base station channel failure detection method flow chart in the embodiment of the invention;
Fig. 3 is a kind of calibrating sequence power test environment schematic diagram in the embodiment of the invention;
Fig. 4 is a kind of base station channel failure detection method flow chart in the embodiment of the invention;
Fig. 5 is a kind of base station channel failure detection algorithm schematic diagram in the embodiment of the invention;
Fig. 6 is a kind of base station channel failure detection system structure chart in the embodiment of the invention;
Fig. 7 is a kind of base station channel failure detection system structure chart in the embodiment of the invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Calibrating sequence power to the base station detects, and can build test environment as shown in Figure 1, and test obtains the calibrating sequence power that calibrating sequence power that calibrated channel sends and service channel send.
Wherein, test condition is:
1, can utilize the base station control station configuring base station parameter.
2, each equipment is in normal operating conditions.
3, each equipment is through fully preheating, and performance index are in stable state.
Testing procedure is:
1, connects each testing equipment according to Fig. 1.
2, enabled base stations antenna calibration and the antenna calibration cycle is set.
3, utilize base station control station configuring base station parameter emission downstream signal.
4, the power of the calibrating sequence that sends of detection calibration passage and service channel.
And, can realize in base band for the calculating of a calibration received power and receipts calibration received power, obtain by the ATP picture in the test.
Draw according to base station calibration sequence power and ATP at last and obtain power and carry out analysis and judgement, draw multi-antenna base station failure location result.
Introduce a kind of base station channel failure detection method disclosed by the invention and system in detail below by enumerating several specific embodiments.
Embodiment one
Introduce the disclosed a kind of base station of embodiment of the invention channel failure detection method in detail.
With reference to Fig. 2, show a kind of base station channel failure detection method flow chart in the embodiment of the invention.
Described automatic test, can build test environment as shown in Figure 3, wherein, automatic testing stand can be for being equipped with the computer of ATP, automatic testing stand is connected with frequency spectrograph, matrix switch, base station (NodeB) by netting twine (dotted line among Fig. 3), realizes the Long-distance Control to instrument and equipment.8 antennas of NodeB all are connected to coupling disc, and coupling disc is connected to matrix switch by 8 attenuators, and matrix switch can be controlled and being connected of 8 attenuators.And, be connected power splitter between NodeB and the matrix switch, have control automatically (Automation Control, AC) calibration mouthful between power splitter and the NodeB, there is antenna opening between coupling disc and the NodeB, and transmission frame synchronizing signal between NodeB and the frequency spectrograph.
When testing automatically, automatic testing stand is set up the residential quarter by the control base station bus, enable antenna calibration and the antenna calibration cycle is set, the gating matrix switch is switching channel one by one, the test frequency of configuring spectrum instrument and switching port analysis simultaneously (Switched Port Analyzer, SPAN), test level, calibrating signal width etc. carry out the automatic detection of calibrating sequence power.
Step 102 is resolved automatically to the time domain channel estimation message of described service channel, obtains the feedback calibration sequence power of described service channel correspondence.
Described time domain channel estimates that message can carry out the information that the channel estimating operation of time domain obtains for the data that described service channel is received.
Preferably, described ATP can obtain the calibrating signal power that the base station receives by the automatic message analytical capabilities.
Step 104 according to the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel, is judged whether fault of described calibrated channel and described service channel.
Preferably, the calibrating sequence power that base station transmitting calibration sequence power (calibrating sequence of service channel and calibrated channel emission has encircleed) that can be by obtaining and base station receive carries out the radio-frequency channel fault to be judged, exports judged result.
In sum, the disclosed a kind of base station of embodiment of the invention channel failure detection method is compared with background technology, has the following advantages:
Obtain a calibrating sequence power of service channel and calibrated channel by automatic test, and the use test script is resolved the time domain channel estimation message of service channel, obtain the feedback calibration sequence power of service channel, realized that the base station channel failure detects automation, shorten detection time, improved detection efficiency.
Embodiment two
Introduce the disclosed a kind of base station of embodiment of the invention channel failure detection method in detail.
With reference to Fig. 4, show a kind of base station channel failure detection method flow chart in the embodiment of the invention.
Described step 200 preferably can comprise:
(1) the control base station bus is set up the residential quarter.
(2) enabled base stations antenna calibration and the antenna for base station calibration cycle is set in described residential quarter.
(3) according to each antenna channels of described antenna calibration cycle base station shifting successively.
(4) the configuring spectrum instrument carries out the detection operation of each antenna channels of base station.
Step 202 is resolved automatically to the time domain channel estimation message of described service channel, obtains the feedback calibration sequence power of described service channel correspondence.
Described time domain channel estimates that message can carry out the information that the channel estimating operation of time domain obtains for the data that described service channel is received.
Preferably, described step 202 can for:
According to the test script that sets in advance the time domain channel estimation message of described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence.
Step 204 according to the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel, is judged whether fault of described calibrated channel and described service channel.
Described step 204 preferably can comprise:
Preferably, described substep 2041 can for:
Whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of judging the power of sending out calibrating sequence of described calibrated channel, described service channel respectively belongs to corresponding presetting in the power bracket.Comprise:
Whether the power of sending out calibrating sequence of judging described calibrated channel belongs to corresponding presetting in the power bracket, this correspondence preset the normal range (NR) of sending out calibrating sequence power that power bracket can be described calibrated channel.
Whether the power of sending out calibrating sequence of judging described service channel belongs to corresponding presetting in the power bracket, this correspondence preset the normal range (NR) of sending out calibrating sequence power that power bracket can be described service channel.
Whether the feedback calibration sequence power of judging described service channel correspondence belongs to corresponding presetting in the power bracket, this correspondence preset the normal range (NR) that power bracket can be the feedback calibration sequence power of described service channel correspondence.
When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal.
When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel does not belong to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is unusual.
For example, a calibrating sequence power of calibrated channel 1 is 1dB, a normal calibrating sequence power bracket of this calibrated channel 1 is 0～2dB, because 0＜1＜2, then the calibrating sequence power of sending out of calibrated channel 1 belongs to normally sending out in the calibrating sequence power bracket of this calibrated channel 1, and a calibrating sequence power of this calibrated channel 1 is normal.
Wherein, whether the feedback calibration sequence power of judging described service channel correspondence belongs to corresponding presetting in the power bracket, can for:
Judge to send calibrating sequence power and receive calibrating sequence power whether belong to corresponding presetting in the power bracket respectively.
Wherein, the feedback calibration sequence power of described service channel correspondence comprises transmission calibrating sequence power and receives calibrating sequence power.
Preferably, described substep 2042 can for:
(1) determine whether fault of described service channel according to judged result:
When a calibrating sequence power of described service channel is unusual, determine that described service channel originating party is to fault.
When described service channel send out calibrating sequence power just often, determine that described service channel originating party is to normally.
When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence is just often, determines that described service channel debit is to normally.
When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence determines that described service channel debit is to fault when unusual.
(2) determine whether fault of described calibrated channel according to judged result:
When a calibrating sequence power of described calibrated channel is unusual, determine that described calibrated channel originating party is to fault.
When described calibrated channel send out calibrating sequence power just often, determine that described calibrated channel originating party is to normally.
When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence is just often, determines that described calibrated channel debit is to normally.
When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence determines that described calibrated channel debit is to fault when unusual.
Described substep 2042 is determined whether fault of described calibrated channel and described service channel according to judged result, can carry out analyzing and testing according to algorithm shown in Figure 5.
Automatically test obtains the power of the calibrating sequence that calibrated channel and service channel send, and feedback calibration sequence power is obtained in the automatic parsing of calibrating message by test script simultaneously, makes the following judgment according to above test result:
If a calibrating sequence power of calibrated channel is unusual, judge that then the originating party of calibrated channel to fault, outputs test result; If calibrated channel to send out calibrating sequence power normal, the originating party of judging calibrated channel is to normally.
If service channel to send out calibrating sequence power normal, and the feedback power of this service channel calibrating sequence of obtaining of message parse is unusual, judges that then the calibrated channel debit to fault, outputs test result; If service channel to send out calibrating sequence power normal, and the feedback power of this service channel calibrating sequence of obtaining of message parse is normal, the debit who then judges calibrated channel is to normally.
If a calibrating sequence power of service channel is unusual, judge that then the service channel originating party to fault, outputs test result; If service channel to send out calibrating sequence power normal, judge that then this service channel originating party is to normally.
If calibrated channel to send out calibrating sequence power normal, and the feedback calibration sequence power that this service channel of obtaining of message parse receives is unusual, judges that then the debit of this service channel to fault, outputs test result; If calibrated channel to send out calibrating sequence power normal, and the feedback calibration sequence power that this service channel of obtaining of message parse receives is normal, the debit who then judges this service channel is to normally.
In sum, the disclosed a kind of base station of embodiment of the invention channel failure detection method is compared with background technology, has the following advantages:
Obtain a calibrating sequence power of service channel and calibrated channel by automatic test, and the use test script is resolved the time domain channel estimation message of service channel, obtain the feedback calibration sequence power of service channel, realized that the base station channel failure detects automation, shorten detection time, improved detection efficiency.
Judge a calibrating sequence power of service channel and calibrated channel, and whether the feedback calibration sequence power of service channel is normal, the curing algorithm that the judged result that obtains is detected according to the base station channel failure determines whether service channel and calibrated channel be normal, by the curing algorithm that the base station channel failure detects, reduced the difficulty that the base station channel failure detects.
Embodiment three
Introduce the disclosed a kind of base station of embodiment of the invention channel failure detection system in detail.
With reference to Fig. 6, show a kind of base station channel failure detection system structure chart in the embodiment of the invention.
Described a kind of base station channel failure detection system can comprise:
Automatic test module 300, automatic parsing module 302, and, fault verification module 304.
Introduce the function of each module and the relation between each module below respectively in detail.
Automatic test module 300 is used for the power of sending out calibrating sequence that test automatically obtains calibrated channel and service channel.
Automatically parsing module 302 is used for the time domain channel estimation message of described service channel is resolved automatically, obtains the feedback calibration sequence power of described service channel correspondence.
The channel estimating that described time domain channel estimation message is carried out time domain for the data that described service channel is received is operated the information that obtains.
Fault verification module 304, be used for the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence according to the power of sending out calibrating sequence of described calibrated channel, described service channel, judge whether fault of described calibrated channel and described service channel.
In sum, the disclosed a kind of base station of embodiment of the invention channel failure detection system is compared with background technology, has the following advantages:
Obtain a calibrating sequence power of service channel and calibrated channel by automatic test, and the use test script is resolved the time domain channel estimation message of service channel, obtain the feedback calibration sequence power of service channel, realized that the base station channel failure detects automation, shorten detection time, improved detection efficiency.
Embodiment four
Introduce the disclosed a kind of base station of embodiment of the invention channel failure detection system in detail.
With reference to Fig. 7, show a kind of base station channel failure detection system structure chart in the embodiment of the invention.
Described a kind of base station channel failure detection system can comprise:
Automatic test module 400, automatic parsing module 402, and, fault verification module 404.
Wherein, described fault verification module 404 can comprise:
Normal judgement submodule 4041, and fault is determined submodule 4042.
Introduce the relation between the function of each module, each submodule and each module, each submodule below respectively in detail.
Automatic test module 400 is used for the power of sending out calibrating sequence that test automatically obtains calibrated channel and service channel.
Preferably, described automatic test module 400 can be controlled base station bus and set up the residential quarter; Enabled base stations antenna calibration and the antenna for base station calibration cycle is set in described residential quarter; According to each antenna channels of described antenna calibration cycle base station shifting successively; The configuring spectrum instrument carries out the detection operation of each antenna channels of base station.
Automatically parsing module 402 is used for the time domain channel estimation message of described service channel is resolved automatically, obtains the feedback calibration sequence power of described service channel correspondence.
Described time domain channel estimates that message can carry out the information that the channel estimating operation of time domain obtains for the data that described service channel is received.
Preferably, described automatic parsing module 402 can be resolved the time domain channel estimation message of described service channel automatically according to the test script that sets in advance, and obtains the feedback calibration sequence power of described service channel correspondence.
Fault verification module 404, be used for the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence according to the power of sending out calibrating sequence of described calibrated channel, described service channel, judge whether fault of described calibrated channel and described service channel.
Preferably, described fault verification module 404 can comprise:
Normal judgement submodule 4041 is used for judging respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal.
Preferably, describedly normally judge that submodule 4041 can judge respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding presetting in the power bracket; When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal; When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel does not belong to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is unusual.
Preferably, describedly normally judge submodule 4041 judges whether the feedback calibration sequence power of described service channel correspondence belongs to corresponding presetting in the power bracket, can for:
Describedly normally judge that submodule 4041 is judged respectively and send calibrating sequence power and receive calibrating sequence power whether belong to corresponding presetting in the power bracket.
Wherein, the feedback calibration sequence power of described service channel correspondence can comprise transmission calibrating sequence power and receive calibrating sequence power.
Fault is determined submodule 4042, is used for determining whether fault of described calibrated channel and described service channel according to judged result.
Described fault determine submodule 4042 when described service channel send out calibrating sequence power when unusual, determine that described service channel originating party is to fault; When described service channel send out calibrating sequence power just often, determine that described service channel originating party is to normally; When a calibrating sequence power of described calibrated channel is unusual, determine that described calibrated channel originating party is to fault; When described calibrated channel send out calibrating sequence power just often, determine that described calibrated channel originating party is to normally; When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence is just often, determines that described calibrated channel debit is to normally; When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence determines that described calibrated channel debit is to fault when unusual; When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence is just often, determines that described service channel debit is to normally; When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence determines that described service channel debit is to fault when unusual.
In sum, the disclosed a kind of base station of embodiment of the invention channel failure detection system is compared with background technology, has the following advantages:
Obtain a calibrating sequence power of service channel and calibrated channel by automatic test, and the use test script is resolved the time domain channel estimation message of service channel, obtain the feedback calibration sequence power of service channel, realized that the base station channel failure detects automation, shorten detection time, improved detection efficiency.
Judge a calibrating sequence power of service channel and calibrated channel, and whether the feedback calibration sequence power of service channel is normal, the curing algorithm that the judged result that obtains is detected according to the base station channel failure determines whether service channel and calibrated channel be normal, by the curing algorithm that the base station channel failure detects, reduced the difficulty that the base station channel failure detects.
For system embodiment, because it is similar substantially to method embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of method embodiment.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
More than to the embodiment of the invention disclosed a kind of base station channel failure detection method and system, be described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (14)
1. a base station channel failure detection method is characterized in that, comprising:
Automatically test obtains the power of sending out calibrating sequence of calibrated channel and service channel; And
Time domain channel estimation message to described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence, the channel estimating that described time domain channel estimation message is carried out time domain for the data that described service channel is received is operated the information that obtains;
According to the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel, judge whether fault of described calibrated channel and described service channel.
2. method according to claim 1 is characterized in that, described automatic test comprises:
The control base station bus is set up the residential quarter;
Enabled base stations antenna calibration and the antenna for base station calibration cycle is set in described residential quarter;
According to each antenna channels of described antenna calibration cycle base station shifting successively;
The configuring spectrum instrument carries out the detection operation of each antenna channels of base station.
3. method according to claim 1 is characterized in that, described time domain channel estimation message to described service channel is resolved automatically, obtains the feedback calibration sequence power of described service channel correspondence, comprising:
According to the test script that sets in advance the time domain channel estimation message of described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence.
4. method according to claim 1, it is characterized in that, the described feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence according to the power of sending out calibrating sequence of described calibrated channel, described service channel, judge whether fault of described calibrated channel and described service channel, comprising:
Whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of judging the power of sending out calibrating sequence of described calibrated channel, described service channel respectively is normal;
Determine whether fault of described calibrated channel and described service channel according to judged result.
5. method according to claim 4, it is characterized in that, describedly judge respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal, comprising:
Whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of judging the power of sending out calibrating sequence of described calibrated channel, described service channel respectively belongs to corresponding presetting in the power bracket;
When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal;
When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel does not belong to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is unusual.
6. method according to claim 5 is characterized in that, judges whether the feedback calibration sequence power of described service channel correspondence belongs to corresponding presetting in the power bracket, comprising:
Judge to send calibrating sequence power and receive calibrating sequence power whether belong to corresponding presetting in the power bracket respectively;
Wherein, the feedback calibration sequence power of described service channel correspondence comprises transmission calibrating sequence power and receives calibrating sequence power.
7. method according to claim 6 is characterized in that, describedly determines whether fault of described calibrated channel and described service channel according to judged result, comprising:
When a calibrating sequence power of described service channel is unusual, determine that described service channel originating party is to fault;
When described service channel send out calibrating sequence power just often, determine that described service channel originating party is to normally;
When a calibrating sequence power of described calibrated channel is unusual, determine that described calibrated channel originating party is to fault;
When described calibrated channel send out calibrating sequence power just often, determine that described calibrated channel originating party is to normally;
When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence is just often, determines that described calibrated channel debit is to normally;
When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence determines that described calibrated channel debit is to fault when unusual;
When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence is just often, determines that described service channel debit is to normally;
When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence determines that described service channel debit is to fault when unusual.
8. a base station channel failure detection system is characterized in that, comprising:
Automatic test module is used for the power of sending out calibrating sequence that test automatically obtains calibrated channel and service channel;
Automatic parsing module, be used for the time domain channel estimation message of described service channel is resolved automatically, obtain the feedback calibration sequence power of described service channel correspondence, the channel estimating that described time domain channel estimation message is carried out time domain for the data that described service channel is received is operated the information that obtains;
The fault verification module is used for the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence according to the power of sending out calibrating sequence of described calibrated channel, described service channel, judges whether fault of described calibrated channel and described service channel.
9. system according to claim 8 is characterized in that,
Described automatic test module control base station bus is set up the residential quarter; Enabled base stations antenna calibration and the antenna for base station calibration cycle is set in described residential quarter; According to each antenna channels of described antenna calibration cycle base station shifting successively; The configuring spectrum instrument carries out the detection operation of each antenna channels of base station.
10. system according to claim 8 is characterized in that,
Described automatic parsing module is resolved the time domain channel estimation message of described service channel automatically according to the test script that sets in advance, and obtains the feedback calibration sequence power of described service channel correspondence.
11. system according to claim 8 is characterized in that, described fault verification module comprises:
Normal judgement submodule is used for judging respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal;
Fault is determined submodule, is used for determining whether fault of described calibrated channel and described service channel according to judged result.
12. system according to claim 11 is characterized in that,
Describedly normally judge that submodule judges respectively whether the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding presetting in the power bracket; When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel belongs to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is normal; When the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel does not belong to corresponding described when presetting in the power bracket respectively, determine that the feedback calibration sequence power of sending out calibrating sequence power and described service channel correspondence of the power of sending out calibrating sequence of described calibrated channel, described service channel is unusual.
13. system according to claim 12 is characterized in that, describedly normally judges that submodule judges that whether the feedback calibration sequence power of described service channel correspondence belongs to corresponding presetting in the power bracket, comprising:
Describedly normally judge that submodule is judged respectively and send calibrating sequence power and receive calibrating sequence power whether belong to corresponding presetting in the power bracket;
Wherein, the feedback calibration sequence power of described service channel correspondence comprises transmission calibrating sequence power and receives calibrating sequence power.
14. system according to claim 13 is characterized in that,
What described fault determined that submodule works as described service channel sends out calibrating sequence power when unusual, determines that described service channel originating party is to fault; When described service channel send out calibrating sequence power just often, determine that described service channel originating party is to normally; When a calibrating sequence power of described calibrated channel is unusual, determine that described calibrated channel originating party is to fault; When described calibrated channel send out calibrating sequence power just often, determine that described calibrated channel originating party is to normally; When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence is just often, determines that described calibrated channel debit is to normally; When described service channel to send out calibrating sequence power normal, and the transmission calibrating sequence power of described service channel correspondence determines that described calibrated channel debit is to fault when unusual; When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence is just often, determines that described service channel debit is to normally; When described calibrated channel to send out calibrating sequence power normal, and the reception calibrating sequence power of described service channel correspondence determines that described service channel debit is to fault when unusual.
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