CN107306151A - A kind of calibration method and its device of BOB equipment - Google Patents
A kind of calibration method and its device of BOB equipment Download PDFInfo
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- CN107306151A CN107306151A CN201710080579.0A CN201710080579A CN107306151A CN 107306151 A CN107306151 A CN 107306151A CN 201710080579 A CN201710080579 A CN 201710080579A CN 107306151 A CN107306151 A CN 107306151A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/073—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an out-of-service signal
- H04B10/0731—Testing or characterisation of optical devices, e.g. amplifiers
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Abstract
The present invention is applied to equipment Alignment technical field there is provided a kind of calibration method and its device of BOB equipment, and method includes：Obtain the characteristic index parameter of the first BOB equipment to be calibrated；According to characteristic index parameter and default index parameter calibration rule, the first BOB equipment is calibrated；The performance parameter of the first BOB apparatus output signals after calibration is extracted, performance parameter is compared with default standard performance parameter, judges whether the first BOB equipment after calibration is in rated operation according to comparative result；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as the BOB equipment of successful calibration the first.The embodiment of the present invention is adjusted by the automatic parameter to BOB equipment of calibrating installation of BOB equipment; so that BOB equipment is in rated operation; solve the collimation technique of existing BOB equipment; mainly by being manually adjusted; the problem of whether parameter meets production standard, low production efficiency and unsuitable large-scale industrial production observed by the naked eye.
Description
Technical field
The invention belongs to equipment Alignment technical field, more particularly to a kind of calibration method and its device of BOB equipment.
Background technology
With the fast development of communication network, demand for communication equipment and more and more big, and performance requirement
It is more and more high.Therefore, existing ONU (Optical Network Unit optical network units) uses BOB (Bosa On mostly
Board) equipment, and BOB equipment needs to carry out its performance parameter calibration test before dispatching from the factory, and is at the work shape of standard
State.And the collimation technique of existing BOB equipment, mainly by being manually adjusted, observe by the naked eye whether parameter meets life
Production standard, low production efficiency and unsuitable large-scale industrial production.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of calibration method and its device of BOB equipment, it is intended to solve existing
BOB equipment collimation technique, mainly by being manually adjusted, observe by the naked eye whether parameter meets production standard, it is raw
The problem of producing low efficiency and unsuitable large-scale industrial production.
In a first aspect, the embodiment of the present invention provides a kind of calibration method of BOB equipment, the calibration method of the BOB equipment
Including：
Obtain the characteristic index parameter of the first BOB equipment to be calibrated；
According to the characteristic index parameter and default index parameter calibration rule, the first BOB equipment is calibrated；
Extract calibration after the first BOB apparatus output signals performance parameter, by the performance parameter with it is default
Standard performance parameter is compared, and judges whether the first BOB equipment after calibration is in nominal operation according to comparative result
State；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as first described in successful calibration
BOB equipment.
Second aspect, the embodiment of the present invention provides a kind of calibrating installation of BOB equipment, and the calibrating installation of the BOB includes：
Characteristic index parameter acquiring unit, the characteristic index parameter of the first BOB equipment to be calibrated for obtaining；
Device parameter alignment unit, for calibrating rule according to the characteristic index parameter and default index parameter,
Calibrate the first BOB equipment；
Equipment Alignment identifying unit, the performance parameter for extracting the first BOB apparatus output signals after calibration, by institute
State performance parameter to be compared with default standard performance parameter, judge that the first BOB after calibration is set according to comparative result
It is standby whether to be in rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, recognize
The first BOB equipment described in successful calibration.
The calibration method and its device for implementing a kind of BOB equipment provided in an embodiment of the present invention have the advantages that：
The characteristic index parameter of the first BOB equipment to be calibrated by obtaining of the embodiment of the present invention；Referred to according to the feature
Parameter and default index parameter calibration rule are marked, the first BOB equipment is calibrated；Extract the first BOB after calibration
The performance parameter of apparatus output signal, the performance parameter is compared with default standard performance parameter, according to comparing knot
Fruit judges whether the first BOB equipment after calibration is in rated operation；Wherein, if calibration after the first BOB
Equipment is in rated operation, then the first BOB equipment described in successful calibration is identified as, so as to pass through the school of BOB equipment
Standard apparatus calibrates rule according to characteristic index parameter and default index parameter, and the parameter to BOB equipment is adjusted, so that
BOB equipment is in rated operation, completes calibration operation, realizes calibration automation, improves the efficiency and essence of calibration
Exactness, has adapted to the demand of large-scale production.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only some of the present invention
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of flow chart of the calibration method of BOB equipment provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of the calibration method for BOB equipment that another embodiment of the present invention is provided；
Fig. 3 is a kind of structured flowchart of the calibrating installation of BOB equipment provided in an embodiment of the present invention；
Fig. 4 is a kind of structured flowchart of the calibrating installation for BOB equipment that another embodiment of the present invention is provided；
Fig. 5 is that a kind of BOB equipment Alignments device provided in an embodiment of the present invention implements block diagram.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the present invention is by the calibrating installation of BOB equipment according to characteristic index parameter and default index parameter school
Quasi-regular, the parameter to BOB equipment is adjusted, so that BOB equipment is in rated operation, solves existing BOB and sets
Standby collimation technique, mainly by being manually adjusted, observes by the naked eye whether parameter meets production standard, low production efficiency
And the problem of unsuitable large-scale industrial production.
In embodiments of the present invention, the executive agent of flow is the calibrating installation of BOB equipment.The calibration cartridge of the BOB equipment
Putting can also independently be deposited with integrated calculation processing apparatus and eye pattern instrument apparatus, calculation processing apparatus and eye pattern instrument apparatus
.When calculation processing apparatus and eye pattern instrument apparatus are individually present, the calibrating installation of BOB equipment is needed from eye pattern instrument apparatus
Obtain eye pattern view data.Alternatively, when in the presence of being calibrated to multiple BOB equipment, it can be connected by optical routing device
Multiple BOB equipment；Data interaction is carried out by corresponding communication interface between each device.Fig. 1 shows that the embodiment of the present invention is provided
BOB equipment calibration method implementation process figure, details are as follows：
In S101, the characteristic index parameter of the first BOB equipment to be calibrated is obtained.
In the present embodiment, BOB equipment to be calibrated can be one, or at least two.The calibration of BOB equipment
Device selects a corresponding BOB equipment to be calibrated, the BOB equipment is above-mentioned by the interior light path selecting module set
First BOB equipment.
In the present embodiment, the calibrating installation of BOB equipment passes through parameter acquiring instruction and/or the output of the first BOB equipment
Signal, obtains the corresponding characteristic index parameter of the BOB equipment.
In the present embodiment, characteristic index parameter includes but is not limited to：Transmitting luminous power, working current value, signal to noise ratio, disappear
Light than, eye pattern intersect than etc. quality of output signals index parameter.Wherein, the characteristic index parameter of acquisition can be one,
Can be at least two, it is preferable that the characteristic index parameter is including multiple, by sentencing to multiple characteristic index parameters
Not, so as to improve the calibration accuracy of the calibrating installation of BOB equipment.
In S102, rule, calibration described first are calibrated according to the characteristic index parameter and default index parameter
BOB equipment.
In the present embodiment, BOB equipment production mainly carry out equipment establishment and fixation, and equipment performance except with
Built-in index parameter has outside the Pass, is also influenceed by manufacture craft.Therefore, after the completion of the production of BOB equipment, it is required for carrying out school
Quasi- operation, so that BOB equipment is in normal working condition.On the other hand, BOB equipment is mainly used in ONU (optical-fiber network lists
Member) in equipment, and when BOB equipment is welded in ONU equipment, then can not be debugged and calibrated again, thus BOB equipment is entered
Row calibration operation becomes steps necessary.
In the present embodiment, comprising characteristic index parametric calibration rule in the calibrating installation memory of BOB equipment, according to obtaining
The characteristic index parameter of the first BOB equipment to be calibrated obtained, the characteristic index parameter to the first BOB equipment carries out school
Standard, so that the BOB equipment is at specified working condition.
In S103, the performance parameter of the first BOB apparatus output signals after calibration is extracted, by the performance parameter
It is compared with default standard performance parameter, judges whether the first BOB equipment after calibration is according to comparative result
Rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as successful calibration
The first BOB equipment.
In the present embodiment, the corresponding performance parameter of output signal of the first BOB equipment includes but is not limited to：Extinction ratio,
Eye pattern intersects the performance parameters such as ratio, shake duration, rising edge duration, trailing edge duration, eye margin and signal to noise ratio.
In the present embodiment, the ophthalmograp equipment for the calibrating installation that the output signal of the first BOB equipment passes through BOB equipment is entered
Row display output, the calibrating installation of BOB equipment obtains the corresponding eye pattern view data of the output signal, according to eye pattern graphical analysis
Algorithm, extracts the performance parameter included in the eye pattern image.
In the present embodiment, the performance parameter can be one, can also at least two.The calibrating installation of BOB equipment
Performance parameter list comprising standard, by the performance parameter of the first BOB apparatus output signals of extraction and the performance parameter list
In corresponding index parameter be compared, judge whether the index parameter meets requirement.If index parameter is satisfied by requiring,
Judge that the first BOB equipment is in rated operation, the success of the first BOB equipment Alignments；If conversely, have in index parameter one or
It is unsatisfactory for requiring above, then judges that the first BOB equipment is in non-rated operation, judges calibration failure.
Above as can be seen that a kind of calibration method of BOB equipment provided in an embodiment of the present invention is to be calibrated by obtaining
The characteristic index parameter of first BOB equipment；According to the characteristic index parameter and default index parameter calibration rule, calibration
The first BOB equipment；The performance parameter of the first BOB apparatus output signals after calibration is extracted, by the performance parameter
It is compared with default standard performance parameter, judges whether the first BOB equipment after calibration is according to comparative result
Rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as successful calibration
The first BOB equipment, so as to be joined by the calibrating installation of BOB equipment according to characteristic index parameter and default index
Number calibration rule, the parameter to BOB equipment is adjusted, so that BOB equipment is in rated operation, completes calibration operation,
Calibration automation is realized, the efficiency and accuracy of calibration is improved, has adapted to the demand of large-scale production.
Fig. 2 shows a kind of flow chart of the calibration method for BOB equipment that another embodiment of the present invention is provided.Referring to Fig. 2
Described, a kind of calibration method of the BOB equipment provided relative to a upper embodiment, the present embodiment is further comprising the steps of, is described in detail
It is as follows：
In S201, the characteristic index parameter of the first BOB equipment to be calibrated is obtained.
Further, as another embodiment of the present invention, the characteristic index parameter is set including the first BOB to be detected
Standby working current value, the extinction ratio of output signal and eye pattern intersects ratio；
S201 specifically includes S2011, S2012 and S2013.
In S2011, the working current value of the first BOB equipment to be calibrated is obtained.
In the present embodiment, in order to preferably determine the first BOB equipment work when output signal whether meet requirement, it is necessary to
First BOB equipment is run under specified working condition.Therefore, should be in the first BOB when carrying out the calibration of BOB equipment
Equipment is under power-up state and calibrated.
In the present embodiment, because the size of the numerical value of operating current will influence the quality of BOB apparatus output signals, thus
It regard the working current value of BOB equipment as one of characteristic index parameter.
In the present embodiment, the working current value includes but is not limited to：MOD IN electric currents (mode control input mouthful electricity
Flow valuve), source current etc..
In the present embodiment, the calibrating installation transmission operating current of BOB equipment, which reads to instruct to the first BOB to be calibrated, sets
Standby, the first BOB equipment is received after reading instruction, by the calibrating installation of working current value feedback of the information to BOB equipment, so that
Obtain working current value.
In S2012, the eye pattern view data of the first BOB apparatus output signals to be calibrated is obtained.
In S2013, according to default eye pattern image zooming-out algorithm, the extinction ratio that the eye pattern view data is included is extracted
And eye pattern intersects ratio.
In the present embodiment, the output end and the ophthalmograp of the calibrating installation of BOB equipment of the first BOB equipment to be calibrated are set
Standby to be connected, ophthalmograp equipment will show the corresponding eye pattern view data of output signal of the first BOB equipment, then by the eye pattern figure
Image real time transfer is carried out as data send the calculating treatmenting equipment into the calibrating installation of BOB equipment.
In the present embodiment, can be by eye pattern image due to performance parameters such as signal to noise ratio, the bit error rates of output signal
The size that extinction ratio and eye pattern intersect ratio is judged that specifically, extinction ratio numerical value is bigger, then shows in output signal " 1 "
Difference between value and " 0 " value is bigger, and then more preferably, the bit error rate is lower for the serious forgiveness of noise；When eye pattern intersects than perfect condition
Its value is 50%, then can determine whether rising time between " 1 " value of the output signal and " 0 " value and trailing edge time whether one
Cause, whether the quality of data transfer is good.
In embodiments of the present invention, obtain the working current value of BOB equipment to be calibrated, the extinction ratio of output signal and
Eye pattern intersects ratio；Calibration a reference value is used as by above three characteristic index parameter, appropriate calibration is then carried out, so as to realize
The purpose of the automatic calibration of BOB equipment.Because above three characteristic index parameter can effectively embody the performance of output signal, from
And improve the accuracy of calibration.
Further, it is described according to the characteristic index parameter and default finger as another embodiment of the present invention
Parametric calibration rule is marked, the first BOB equipment is calibrated and specifically includes：
In S2021, after the calibrating installation of BOB equipment, which performs S2011, gets working current value, the work is judged
Whether current value is in the range of default standard current value.
In the present embodiment, the working current value of the first BOB equipment will influence the luminous power size of output signal, thus need
To require to judge to whether the current value of the first BOB equipment meets.Described in the calibrating installation memory of BOB equipment mark
Quasi- current value range.Illustratively, the standard current value scope is [20mA, 50mA].By acquired in S201
The working current value of one BOB equipment is compared with standard current value scope, judge the first BOB equipment whether standard electric current
Lower running.
In the present embodiment, the current value of the first BOB equipment is judged first.Due to output signal extinction ratio with
And eye pattern intersects ratio, and whether the relevant parameter that BOB equipment is judged by being compared with predetermined threshold value is also calibrated into success, and if
The luminous power of output signal is too high, then easily cause equipment and it is not calibrated finish but output signal meet predetermined threshold value will
Ask；If conversely, the luminous power of output signal is too low, being finished even if BOB equipment is calibrated, but still not up to predetermined threshold value, can
See, above-mentioned two situations reduce the calibration accuracy of the calibrating installation of BOB equipment.It is then desired to first determine whether to be calibrated
Whether the working current value of BOB equipment meets requirement, is then adjusted.
In the present embodiment, by the working current value of the first BOB equipment obtained in S2011 and default normalized current
Value scope is compared, if judging the working current value in the range of default standard current value, performs S2031 operation；
Conversely, then performing S2022 operation.
In S2022, the luminous power of regulation excitation light source, until the luminous power of the output signal of the first BOB equipment
In the range of default etalon optical power.
In the present embodiment, when judging the working current value of the first BOB equipment not in the range of default standard current value,
Then perform the operation of the step.
In the present embodiment, because the working current value of the first BOB equipment can not directly be adjusted, have with excitation power supply
Close, therefore, to cause the luminous power of the first BOB apparatus output signals to meet the required value of calibration, then need to regulation excitation
The luminous power of light source.
In the present embodiment, the mode of the luminous power of regulation excitation light source includes but is not limited to：Increase/reduction excitation light source
Amplitude or increase/reduction encourage the frequency of light source.
In embodiments of the present invention, because whether the first BOB equipment works under rated current state, it will directly affect defeated
Go out the performance number size of signal, so as to influence to judge that whether extinction ratio and eye pattern intersection than meet requirement, it is therefore desirable to work
Make current value to be judged.When working current value is unsatisfactory for requiring, the luminous power of light source is encouraged to compensate by adjusting, from
And improve the calibration accuracy rate of the calibrating installation of BOB equipment.
Further, it is described according to the characteristic index parameter and default finger as another embodiment of the present invention
Parametric calibration rule is marked, calibrating the first BOB equipment specifically also includes：
In S2031, after the calibrating installation of BOB equipment, which performs S2013, gets extinction ratio, judge that the extinction ratio is
It is no in the range of default first standard extinction ratio.
In the present embodiment, two extinction ratio scopes are have recorded in the memory of the calibrating installation of BOB equipment, respectively
One standard extinction ratio scope and the second standard extinction ratio scope.Wherein, the second standard extinction ratio scope is the first standard delustring
More excellent value range than in the range of.Illustratively, the first standard extinction ratio scope is [12dB, 14dB], the second standard extinction ratio
Scope is：[12.5dB, 13.5dB].
In the present embodiment, by the extinction ratio of the first BOB equipment obtained in S2013 and default first standard delustring
It is compared than scope, if judging the extinction ratio in the range of default first standard extinction ratio, performs S2033 operation；
Conversely, then performing S2032 operation.
In S2032, the coarse adjustment extinction ratio calibration parameter of the first BOB equipment is adjusted, until the extinction ratio is pre-
If the first standard extinction ratio in the range of.
In the present embodiment, coarse adjustment extinction ratio calibration parameter is adjusted with first step length, finely tunes extinction ratio calibration parameter
It is adjusted with second step length；Wherein, first step length is long more than second step.Illustratively, coarse adjustment extinction ratio calibration parameter is with 16
It is adjusted for step-length, fine setting extinction ratio calibration parameter is adjusted with 8 for step-length.
In the present embodiment, coarse adjustment extinction ratio calibration parameter is included in the extinction ratio register of the first BOB equipment and micro-
Extinction ratio calibration parameter is adjusted, the delustring ratio of the first BOB apparatus output signals is determined jointly by two calibration parameters.BOB is set
Standby calibrating installation, sends in above-mentioned two calibration parameter to the corresponding register of the first BOB equipment respectively, realizes the mesh of regulation
's.
In the present embodiment, judge that the extinction ratio of the first BOB apparatus output signals is greater than the first standard extinction ratio scope
Also it is less than the first standard extinction ratio scope；If the extinction ratio of the output signal of the first BOB equipment is less than the first standard extinction ratio
Scope, then increase coarse adjustment extinction ratio calibration parameter successively with the first step-length, until the extinction ratio of the first BOB apparatus output signals increases
It is big in the range of the first standard extinction ratio；If the extinction ratio of the output signal of the first BOB equipment is more than the first standard extinction ratio model
Enclose, then coarse adjustment extinction ratio calibration parameter is reduced with the first step-length successively, until the extinction ratio of the first BOB apparatus output signals is reduced
To the first standard extinction ratio.In S2033, judge the extinction ratio whether in the default standard extinction ratio scope
It is interior；
In the present embodiment, extinction ratio is compared with default second standard extinction ratio scope, if judging the delustring
Than in the range of default two standards extinction ratio, then performing S2041 operation；Conversely, then performing S2034 operation.
In S2034, the fine setting extinction ratio calibration parameter of the first BOB equipment is adjusted, until the extinction ratio is pre-
If standard extinction ratio in the range of；Wherein, the second standard extinction ratio scope belongs to the first standard extinction ratio scope.
In the present embodiment, as described in S2032, when the first BOB equipment extinction ratio be less than the second standard extinction ratio scope,
Then with the second step-length increase fine setting extinction ratio calibration parameter, until the extinction ratio of output signal increases to the second standard extinction ratio model
Enclose；When the extinction ratio of the first BOB equipment is more than the second standard extinction ratio scope, then fine setting extinction ratio calibration is reduced with the second step-length
Parameter, until the extinction ratio of output signal is reduced to the second standard extinction ratio scope.
In the present embodiment, through overregulate coarse adjustment extinction ratio parameter and fine setting extinction ratio parameter be can make this first
The extinction ratio of BOB apparatus output signals is in the range of the second standard extinction ratio, then judges calibration failure.
In embodiments of the present invention, by adjusting coarse adjustment extinction ratio calibration parameter and fine setting extinction ratio calibration parameter, with
The extinction ratio of the first BOB equipment is set to meet default requirement, so as to realize the purpose of calibration BOB equipment.Due to extinction ratio conduct
Weigh the important indicator of quality of output signals, when extinction ratio meets default require, then deducibility BOB equipment to be calibrated
In a preferably output state, the calibration operation of next step can be carried out.
Further, it is described according to the characteristic index parameter and default finger as another embodiment of the present invention
Parametric calibration rule is marked, calibrating the first BOB equipment is specially：
In S2041, after the calibrating installation of BOB equipment, which performs S2013, gets eye pattern intersection ratio, the eye pattern is judged
Intersect than whether intersecting in default standard eye pattern in the range of ratio.
In the present embodiment, standard eye pattern is have recorded in the memory of the calibrating installation of BOB equipment to intersect than scope, will be
The eye pattern of the first BOB equipment obtained in S2013 intersects to be compared than intersecting with default standard eye pattern than scope, if judging
The eye pattern intersects than intersecting in default standard eye pattern in the range of ratio, then performs S205 operation；Conversely, then performing S2042's
Operation.
In S2042, the eye pattern for adjusting the first BOB equipment intersects than calibration parameter value, until the output signal
The eye pattern of corresponding smooth eye pattern image intersects than intersecting in default standard in the range of ratio.
In the present embodiment, the first BOB equipment is included posts for storing eye pattern intersection than the eye pattern intersection ratio of calibration parameter
Storage, is intersected than calibration parameter by adjusting the eye pattern, so that the eye pattern for changing BOB apparatus output signals intersects ratio.BOB is set
Standby calibrating installation intersects than writing different values in register to the eye pattern of BOB equipment, realizes the purpose of regulation.
In the present embodiment, finish, thus can determine that than all calibrations because working current value, extinction ratio and eye pattern intersect
Completion is calibrated to the correlated characteristic index parameter of the first BOB equipment, the detecting step of output signal performance parameter can be carried out.
In embodiments of the present invention, intersected by adjusting eye pattern than calibration parameter, so that the eye pattern of the first BOB equipment intersects
Than meeting default requirement, so as to realize the purpose of calibration BOB equipment, the calibration accuracy rate of calibrating installation is improved.
In S205, the performance parameter of the first BOB apparatus output signals after calibration is extracted, by the performance parameter
It is compared with default standard performance parameter, judges whether the first BOB equipment after calibration is according to comparative result
Rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as successful calibration
The first BOB equipment.
Because S205 is identical with the step S103 in a upper embodiment, step S103 in an embodiment is specifically referred to
Associated description, here is omitted.
Fig. 3 shows the structured flowchart of the calibrating installation of BOB equipment provided in an embodiment of the present invention, the school of the BOB equipment
The each unit that standard apparatus includes is used to perform each step in the corresponding embodiments of Fig. 1.It is specific to refer to corresponding to Fig. 1 and Fig. 1
Embodiment in associated description.For convenience of description, it illustrate only part related to the present embodiment.
Referring to Fig. 3, the calibrating installation of the BOB equipment includes：
Characteristic index parameter acquiring unit 31, the characteristic index parameter of the first BOB equipment to be calibrated for obtaining；
Device parameter alignment unit 32, for according to the characteristic index parameter and default index parameter control gauge
Then, the first BOB equipment is calibrated；
Equipment Alignment identifying unit 33, the performance parameter for extracting the first BOB apparatus output signals after calibration will
The performance parameter is compared with default standard performance parameter, and the first BOB after calibration is judged according to comparative result
Whether equipment is in rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, know
Wei not the first BOB equipment described in successful calibration.
Alternatively, it is shown in Figure 4, in another embodiment, what the calibrating installation of the BOB equipment in the embodiment included
Each step that each unit is used in the corresponding embodiment of service chart 2, details are as follows：
Alternatively, the working current value of the characteristic index parameter including the first BOB equipment to be detected, output signal
Extinction ratio and eye pattern intersect ratio；
The characteristic index parameter acquiring unit is specifically included：
Operating current acquiring unit 411, the working current value of the first BOB equipment to be calibrated for obtaining；
Eye pattern image acquisition unit 412, the eye pattern image of the first BOB apparatus output signal to be calibrated for obtaining
Data；
Eye pattern image data extraction unit 413, for according to default eye pattern image zooming-out algorithm, extracting the eye pattern figure
The extinction ratio and eye pattern contained as packet intersects ratio.
Alternatively, the device parameter alignment unit is specifically included：
Operating current identifying unit 421, for judging the working current value whether in default standard current value scope
It is interior；
Optical power adjustment unit 422, for if it is not, the luminous power of excitation light source is then adjusted, until the first BOB equipment
Output signal luminous power in the range of default etalon optical power.
Alternatively, the device parameter alignment unit is specifically included：
First standard extinction ratio identifying unit 431, for judging the extinction ratio whether in default first standard delustring
Than in the range of；
Coarse adjustment unit 432, the coarse adjustment extinction ratio calibration parameter for adjusting the first BOB equipment, until described disappear
Light ratio is in the range of default first standard extinction ratio；
Second standard extinction ratio identifying unit 433, for judging the extinction ratio whether in default second standard
In the range of extinction ratio；
Fine adjustment unit 434, the fine setting extinction ratio calibration parameter for adjusting the first BOB equipment, until described disappear
Light ratio is in the range of default second standard extinction ratio；Wherein, the second standard extinction ratio scope belongs to first standard
Extinction ratio scope.
Alternatively, the device parameter alignment unit also includes：
Eye pattern intersects than identifying unit 441, for judging the eye pattern intersects than whether intersecting in default standard eye pattern
Than in the range of；
Eye pattern intersects than adjustment unit 442, and the eye pattern for adjusting the first BOB equipment intersects than calibration parameter value,
Until the eye pattern of the corresponding smooth eye pattern image of the output signal intersects than intersecting in default standard in the range of ratio.
Equipment Alignment identifying unit 45, the performance parameter for extracting the first BOB apparatus output signals after calibration will
The performance parameter is compared with default standard performance parameter, and the first BOB after calibration is judged according to comparative result
Whether equipment is in rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, know
Wei not the first BOB equipment described in successful calibration.
Therefore, the calibrating installation of BOB equipment provided in an embodiment of the present invention again may be by obtaining to be calibrated first
The characteristic index parameter of BOB equipment；According to the characteristic index parameter and default index parameter calibration rule, calibration is described
First BOB equipment；The performance parameter of the first BOB apparatus output signals after calibration is extracted, by the performance parameter and in advance
If standard performance parameter be compared, judge the first BOB equipment after calibration whether in specified according to comparative result
Working condition；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as described in successful calibration
First BOB equipment, so as to by the calibrating installation of BOB equipment according to characteristic index parameter and default index parameter school
Quasi-regular, the parameter to BOB equipment is adjusted, so that BOB equipment is in rated operation, completes calibration operation, realizes
Calibration automation, improves the efficiency and accuracy of calibration, has adapted to the demand of large-scale production.
Illustratively, shown in Figure 5, the one of the calibrating installation of the BOB equipment provided for the present embodiment implements frame
Figure.The calibrating installation 50 of the BOB equipment includes：Computer 51, ophthalmograp 52, database 53, light path selector 54 and serial ports
Turn ether network switch 55.Wherein, above-mentioned each unit is packaged in computer 51, performs corresponding operation, not another herein
One marks.
Wherein, computer 51 is connected with the output end of ophthalmograp 52 by general purpose interface bus, and ophthalmograp 52 is logical by this
With EBI transmission eye pattern image data value computer 51；
The input of ophthalmograp 52 is communicatively coupled by the output end of optical fiber and light path selector 54, receiving light path choosing
Select the output signal of device；
The input of light path selector 54 is connected with multiple BOB equipment 56 to be detected；And light path selector 54 is logical
Road selection port is communicatively coupled with computer 51 by serial ports, receives the light path selection instruction that computer 51 is sent, choosing
Select corresponding BOB equipment to be detected；
BOB equipment to be detected turns ether network switch 55 by serial ports and is communicatively coupled with computer 51, receives meter
The dependent instruction that calculation machine 51 is sent, carries out calibration operation；
Computer 51 is communicatively coupled with database 53, and the data of acquisition are preserved to database.
It is apparent to those skilled in the art that, for convenience of description and succinctly, only with above-mentioned each work(
Energy unit, the division progress of module are for example, in practical application, as needed can distribute above-mentioned functions by different
Functional unit, module are completed, i.e., the internal structure of described device is divided into different functional unit or module, more than completion
The all or part of function of description.Each functional unit, module in embodiment can be integrated in a processing unit, also may be used
To be that unit is individually physically present, can also two or more units it is integrated in a unit, it is above-mentioned integrated
Unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.In addition, each function list
Member, the specific name of module are also only to facilitate mutually differentiation, is not limited to the protection domain of the application.Said system
The specific work process of middle unit, module, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, depending on the application-specific and design constraint of technical scheme.Professional and technical personnel
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
In embodiment provided by the present invention, it should be understood that disclosed apparatus and method, others can be passed through
Mode is realized.For example, system embodiment described above is only schematical, for example, the division of the module or unit,
It is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can be with
With reference to or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or discussed
Coupling each other or direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of device or unit or
Communication connection, can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional module in each embodiment of the invention can be integrated in a processing unit, can also
That modules are individually physically present, can also two or more modules it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or used
When, it can be stored in a computer read/write memory medium.Understood based on such, the technical scheme of the embodiment of the present invention
The part substantially contributed in other words to prior art or all or part of the technical scheme can be with software products
Form embody, the computer software product is stored in a storage medium, including some instructions are to cause one
Computer equipment (can be personal computer, server, or network equipment etc.) or processor (processor) perform this hair
The all or part of step of each embodiment methods described of bright embodiment.And foregoing storage medium includes：USB flash disk, mobile hard disk,
Read-only storage (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic
Dish or CD etc. are various can be with the medium of store program codes.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to foregoing reality
Example is applied the present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each
Technical scheme described in embodiment is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed
Or replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme, all should
Within protection scope of the present invention.
Claims (10)
1. a kind of calibration method of BOB equipment, it is characterised in that the calibration method of the BOB equipment includes：
Obtain the characteristic index parameter of the first BOB equipment to be calibrated；
According to the characteristic index parameter and default index parameter calibration rule, the first BOB equipment is calibrated；
The performance parameter of the first BOB apparatus output signals after calibration is extracted, by the performance parameter and default standard
Performance parameter is compared, and judges whether the first BOB equipment after calibration is in rated operation according to comparative result；
Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as the first BOB described in successful calibration and sets
It is standby.
2. the calibration method of BOB equipment according to claim 1, it is characterised in that the characteristic index parameter includes treating
Working current value, the extinction ratio of output signal and the eye pattern of first BOB equipment of detection intersect ratio；
It is described obtain the first BOB equipment to be calibrated characteristic index parameter be specially：
Obtain the working current value of the first BOB equipment to be calibrated；
Obtain the eye pattern view data of the first BOB apparatus output signals to be calibrated；
According to default eye pattern image zooming-out algorithm, extinction ratio and eye pattern intersection that the eye pattern view data is included are extracted
Than.
3. the calibration method of BOB equipment according to claim 2, it is characterised in that described to be joined according to the characteristic index
Several and default index parameter calibration rule, calibrating the first BOB equipment is specially：
Judge the extinction ratio whether in the range of default first standard extinction ratio；
If it is not, the coarse adjustment extinction ratio calibration parameter of the first BOB equipment is then adjusted, until the extinction ratio is default first
In the range of standard extinction ratio；
If so, then judging the extinction ratio whether in the range of the default second standard extinction ratio；If it is not, then adjusting described
The fine setting extinction ratio calibration parameter of first BOB equipment, until the extinction ratio is in the range of default second standard extinction ratio；Its
In, the second standard extinction ratio scope belongs to the first standard extinction ratio scope.
4. the calibration method of BOB equipment according to claim 2, it is characterised in that described to be joined according to the characteristic index
Several and default index parameter calibration rule, calibrating the first BOB equipment is specially：
Judge the working current value whether in the range of default standard current value；
If it is not, then regulation encourages the luminous power of light source, until the luminous power of the output signal of the first BOB equipment is default
In the range of etalon optical power.
5. the calibration method of BOB equipment according to claim 2, it is characterised in that described to be joined according to the characteristic index
Several and default index parameter calibration rule, calibrating the first BOB equipment is specially：
Judge the eye pattern intersects than whether intersecting in default standard eye pattern in the range of ratio；
If it is not, the eye pattern for then adjusting the first BOB equipment intersects than calibration parameter value, until the corresponding light of the output signal
The eye pattern of eye pattern image intersects than intersecting in default standard in the range of ratio.
6. a kind of calibrating installation of BOB equipment, it is characterised in that the calibrating installation of the BOB equipment includes：
Characteristic index parameter acquiring unit, the characteristic index parameter of the first BOB equipment to be calibrated for obtaining；
Device parameter alignment unit, for calibrating rule, calibration according to the characteristic index parameter and default index parameter
The first BOB equipment；
Equipment Alignment identifying unit, the performance parameter for extracting the first BOB apparatus output signals after calibration, by the property
Energy parameter is compared with default standard performance parameter, judges that the first BOB equipment after calibration is according to comparative result
It is no to be in rated operation；Wherein, if the first BOB equipment after calibration is in rated operation, it is identified as into
Work(calibrates the first BOB equipment.
7. the calibrating installation of BOB equipment according to claim 6, it is characterised in that the characteristic index parameter includes treating
Working current value, the extinction ratio of output signal and the eye pattern of first BOB equipment of detection intersect ratio；
The characteristic index parameter acquiring unit is specifically included：
Operating current acquiring unit, the working current value of the first BOB equipment to be calibrated for obtaining；
Eye pattern image acquisition unit, the eye pattern view data of the first BOB apparatus output signal to be calibrated for obtaining；
Eye pattern image data extraction unit, for according to default eye pattern image zooming-out algorithm, extracting the eye pattern view data
Comprising extinction ratio and eye pattern intersect ratio.
8. the calibrating installation of BOB equipment according to claim 7, it is characterised in that the device parameter alignment unit tool
Body includes：
The quasi- extinction ratio identifying unit of fiducial mark, for judging the extinction ratio whether in the range of default first standard extinction ratio；
Coarse adjustment unit, for if it is not, the coarse adjustment extinction ratio calibration parameter of the first BOB equipment is then adjusted, until described disappear
Light ratio is in the range of default first standard extinction ratio；
Standard extinction ratio identifying unit, for if so, then judging the extinction ratio whether in the default second standard delustring
Than in the range of；
Fine adjustment unit, for if it is not, the fine setting extinction ratio calibration parameter of the first BOB equipment is then adjusted, until described disappear
Light ratio is in the range of default second standard extinction ratio；Wherein, the second standard extinction ratio scope belongs to first standard
Extinction ratio scope.
9. the calibrating installation of BOB equipment according to claim 7, it is characterised in that the device parameter alignment unit is also
Including：
Operating current identifying unit, for judging the working current value whether in the range of default standard current value；
Optical power adjustment unit, for if it is not, the luminous power of excitation light source is then adjusted, until the output of the first BOB equipment
The luminous power of signal is in the range of default etalon optical power.
10. the calibrating installation of BOB equipment according to claim 7, it is characterised in that the device parameter alignment unit is also
Including：
Eye pattern intersects than identifying unit, for judging the eye pattern intersects than whether in default standard eye pattern intersection comparing scope
It is interior；
Eye pattern intersects than adjustment unit, for if it is not, the eye pattern for then adjusting the first BOB equipment intersects than calibration parameter value,
Until the eye pattern of the corresponding smooth eye pattern image of the output signal intersects than intersecting in default standard in the range of ratio.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710080579.0A CN107306151A (en) | 2017-02-14 | 2017-02-14 | A kind of calibration method and its device of BOB equipment |
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|---|---|---|---|
| CN201710080579.0A CN107306151A (en) | 2017-02-14 | 2017-02-14 | A kind of calibration method and its device of BOB equipment |
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| CN108242952A (en) * | 2017-12-20 | 2018-07-03 | 深圳市双翼科技股份有限公司 | A kind of BOB equipment Alignments system and method |
| CN109510662A (en) * | 2018-11-22 | 2019-03-22 | 国网河南省电力公司信息通信公司 | A kind of reception test macro of optical module, method and a kind of host computer, light source board |
| CN109766232A (en) * | 2019-01-15 | 2019-05-17 | 郑州云海信息技术有限公司 | A kind of PCIe pressure eye figure detection calibration method |
| CN110673894A (en) * | 2019-09-26 | 2020-01-10 | 四川天邑康和通信股份有限公司 | Automatic loading method for BOB module ED of home gateway |
| CN112865860A (en) * | 2021-01-05 | 2021-05-28 | 深圳市双翼科技股份有限公司 | Calibration method and device for trillion passive optical network BOB equipment |
| CN113495546A (en) * | 2020-03-20 | 2021-10-12 | 北京新能源汽车股份有限公司 | Method, controller and test bench for realizing automatic test of test cases |
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| CN109766232A (en) * | 2019-01-15 | 2019-05-17 | 郑州云海信息技术有限公司 | A kind of PCIe pressure eye figure detection calibration method |
| CN109766232B (en) * | 2019-01-15 | 2022-02-18 | 郑州云海信息技术有限公司 | PCIe pressure eye pattern test calibration method |
| CN110673894A (en) * | 2019-09-26 | 2020-01-10 | 四川天邑康和通信股份有限公司 | Automatic loading method for BOB module ED of home gateway |
| CN113495546A (en) * | 2020-03-20 | 2021-10-12 | 北京新能源汽车股份有限公司 | Method, controller and test bench for realizing automatic test of test cases |
| CN113495546B (en) * | 2020-03-20 | 2022-11-15 | 北京新能源汽车股份有限公司 | Method, controller and test bench for realizing automatic test of test cases |
| CN112865860A (en) * | 2021-01-05 | 2021-05-28 | 深圳市双翼科技股份有限公司 | Calibration method and device for trillion passive optical network BOB equipment |
| CN112865860B (en) * | 2021-01-05 | 2022-04-26 | 深圳市双翼科技股份有限公司 | Calibration method and device for trillion passive optical network BOB equipment |
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