CN108170109A - A kind of optical transmitting set debugging apparatus and its adjustment method - Google Patents
A kind of optical transmitting set debugging apparatus and its adjustment method Download PDFInfo
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- CN108170109A CN108170109A CN201711374048.9A CN201711374048A CN108170109A CN 108170109 A CN108170109 A CN 108170109A CN 201711374048 A CN201711374048 A CN 201711374048A CN 108170109 A CN108170109 A CN 108170109A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 138
- 239000000463 material Substances 0.000 claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
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- 238000013461 design Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41865—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by job scheduling, process planning, material flow
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41875—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by quality surveillance of production
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The present invention relates to a kind of optical transmitting set debugging apparatus and its adjustment methods, including host computer, parameter detection module, material data library, ERP system, test board and ophthalmograp, parameter detecting when parameter detection module is put in storage for optical device used in optical module product；Material data library is used to preserve the parameter information of optical device used in optical module product, and ERP system is used to preserve kernel business system information；For test board for carrying out debugging test to optical transmitting set, ophthalmograp is used for the test value of read test plate；Host computer is used to inquire corresponding BOM inventories in the ERP system according to the manufacture odd numbers of optical module product, and the lot number of optical transmitting set is obtained from the BOM inventories.The beneficial effects of the invention are as follows：It is debugged by way of its authentic testing value is written in optical transmitting set, without recycling or only needing a small amount of cycle, you can the debugging process of optical transmitting set is completed, so as to shorten production hour.
Description
Technical field
The present invention relates to technical field of photo communication more particularly to a kind of optical transmitting set debugging apparatus and its adjustment methods.
Background technology
With the fast development of optical communications industry, data communication, I P communicate, the integration of three networks of voice communication accelerates, optical mode
The demand of block is growing day by day, and still, the procurement price of optical module is lower and lower, the cost pressure that optical module manufacturer faces
It is increasing.
The cost structure of optical module generally has three parts, i.e. design cost, Material Cost and manufacture cost, the side of optical module
Case all comparative maturity now, therefore, design cost is relatively low, and optional scheme is all more transparent, therefore Material Cost is relatively more fixed,
Difference is manufacture cost, and maximum difference is exactly to manufacture cost.
The debugging and test of optical transmitting set are the parts of most critical in entire optical module production, are to spend working hour the most.
Existing situation about debugging by hand usually against instrument, is little by little debugged；It has ready conditions and uses what is debugged automatically, general way
It is that, according to the parameter area that chip solution can provide, each progress 1/2 approaches, however these adjustment method specific aims are not strong,
It is relatively time-consuming, more cycle-index is needed, therefore, when chief engineer is difficult to control, and the manufacture cost of optical module is naturally just upper
It rises.
Invention content
Lead to optical module when the technical problems to be solved by the invention are for the debugging of existing optical transmitting set and test fee
Manufacture it is of high cost the defects of, a kind of optical transmitting set debugging apparatus and its adjustment method are provided.
The technical solution that the present invention solves above-mentioned technical problem is as follows：
One side according to the present invention provides a kind of optical transmitting set debugging apparatus, including host computer, parameter detecting mould
Block, material data library, ERP system, test board and ophthalmograp, the signal output end of the parameter detection module and the material number
According to library signal input part connect, the material data library, the ERP system, the test board and the ophthalmograp respectively with
The host computer connection；The test board is also connect with the ophthalmograp；
The parameter detecting when parameter detection module is put in storage for optical device used in optical module product, the detection ginseng of acquisition
Number is as the test parameter used in optical module product during optical device debugging test；It is produced for preserving optical module in the material data library
The parameter information of optical device used in product, wherein the parameter information includes and the corresponding serial number of the test parameter；It is described
ERP system is for preserving kernel business system information, wherein the BOM that the kernel business system information includes optical module product is clear
Single, debugging desired value and the test parameter；The test board is used to carry out debugging test to optical transmitting set；The ophthalmograp is used
In the test value for reading the test board；
The host computer is used to inquire corresponding BOM inventories in the ERP system according to the manufacture odd numbers of optical module product
And desired value is debugged, and the lot number of optical transmitting set is obtained from the BOM inventories；The host computer is additionally operable to according to the lot number
The material data library is inquired, obtains the serial number of optical transmitting set, and is transferred and the serial number phase from the ERP system
Corresponding test parameter；Optical transmitting set is written in the test parameter by the host computer, and controls the test board to light emitting
Device carries out debugging test；The host computer is additionally operable to read the current test value C on the ophthalmograp, and by the current test
Value C is compared with debugging desired value, if current test value C and debugging desired value are inconsistent, the host computer is additionally operable to calculate
And the adjustment test value of optical transmitting set is set.
The beneficial effects of the invention are as follows：The present invention utilizes the ginseng of optical device used in parameter detection module detection light module product
Number, and material database and ERP system are combined in optical transmitting set debugging apparatus, make full use of the optical module in material data library
Kernel business system information in the parameter information and ERP system of optical device used in product, by being written in optical transmitting set
The mode of its authentic testing parameter is debugged, without recycling or only needing a small amount of cycle, you can complete the debugging of optical transmitting set
Process so as to improve production efficiency, shortens production hour, reduces manufacture cost.
Based on the above technical solution, the present invention can also be improved as follows.
Further：The material data library and the ERP system are connect by RJ45 interfaces with the host computer, described
Test board passes through I2C interface is connect with the host computer, and the ophthalmograp is connect by USB interface with the host computer, described
Test board is connect by optical fiber with the ophthalmograp.
The advantageous effect of above-mentioned further scheme is：Facilitate material data library, ERP system, test board and ophthalmograp with it is upper
Position machine carries out data interaction.
Further：The parameter detection module is optical device parameter detecting instrument.
Further：Luminous power, electric current when the parameter detecting of the optical device parameter detecting instrument is put in storage including optical transmitting set
With the detection of voltage.
The above-mentioned advantageous effect into two step schemes is：For obtaining the authentic testing value of optical transmitting set.
Further：The debugging desired value is optical module product to the required value of optical transmitting set parameter.
Further：The optical transmitting set debugging apparatus further includes barcode scanner, and the barcode scanner is used to scan institute
State the bar code of serial number.
Further：The barcode scanner is connect by USB interface with the host computer, and the host computer is connect by USB
Mouth controls the barcode scanner to scan the bar code of the serial number, and is transferred and the serial number phase from the ERP system
Corresponding test parameter.
The above-mentioned advantageous effect into two step schemes is：Barcode scanner is used to scan the bar code of serial number, to obtain and flow
The test parameter of the corresponding optical transmitting set of water number.
Other side according to the present invention provides a kind of adjustment method of optical transmitting set debugging apparatus, including following step
Suddenly：
S01：Host computer receives the manufacture odd numbers of the optical module product of input；
S02：Host computer according to manufacture odd numbers inquiry ERP system, obtain it is corresponding with the manufacture odd numbers debug desired value and
BOM inventories；
S03：Host computer obtains the lot number of optical transmitting set according to BOM inventories, then inquires material data according to the lot number
Library obtains the serial number of optical transmitting set, and is transferred and the corresponding test parameter of the serial number from the ERP system；
S04：Optical transmitting set is inserted into test board, optical transmitting set is written in the test parameter by host computer, and host computer is to eye
Figure instrument carries out parameter setting, and test board carries out debugging test to optical transmitting set；
S05：The test value of the real-time read test plate of ophthalmograp；
S06：Host computer reads the current test value C on ophthalmograp, and by the current test value C with debugging desired value phase
Compare, if current test value C is consistent with debugging desired value, debugging terminates；
S07：If current test value C and debugging desired value are inconsistent, host computer adjusts the parameter value of optical transmitting set, and will
Optical transmitting set is written in the adjusting parameter value, and repeats the step S04 to the step S06, until current test value C with
It is consistent to debug desired value.
The beneficial effects of the invention are as follows：The present invention makes optical module product, optical module production by ERP system, material data library
Optical device used in product and its parameter all correspond, and host computer inquiry is got parms conveniently, while read in real time using ophthalmograp
The test value of test board, then host computer reads the current test value C on ophthalmograp, and by current test value C and debugs target
Value compares, and when current test value C is consistent with debugging desired value, that is, test is completed, if inconsistent, by optical transmitting set
Adjusting parameter value is written, cycle is debugged, which, so as to reduce cycle-index, shortens life closer to actual value
Working hour is produced, reduces production cost.
Based on the above technical solution, the present invention can also be improved as follows.
Further：In the step S03, host computer is transferred and the corresponding survey of the serial number from the ERP system
Examination parameter is realized by the bar code that barcode scanner is controlled to scan the serial number.
Further：The parameter value of the host computer adjustment reflective optical system specifically includes following steps：
S08.1：Detection parameters of the host computer in the ERP system calculate the mean parameter of same batch optical transmitting set
M；
S08.2：Host computer calculates the difference R, i.e. R=C-M of current test value C and mean parameter M；
S08.3：It is integer value that host computer, which calculates adjustment step value S, S=R/N=(C-M)/N, wherein N, and is sent out according to light
The error that emitter allows determines that N values are bigger, and the error of debugging is smaller；
S08.4：The adjusting parameter value be current test value C with adjustment step value S's and.
The above-mentioned advantageous effect into two step schemes is：Utilize the mean parameter M and current test value C of same batch optical transmitting set
Adjustment step value S is calculated, adjusting parameter value is made to reduce the number of cycle debugging closer to actual value；In addition for optical module
Produce in enormous quantities, need situation about being inspected by random samples to optical transmitting set, mean parameter M is also used as the test parameter of sampling observation, phase
Compared with using fixed value as test parameter, such method can improve the adjustment accuracy of optical transmitting set.
Description of the drawings
Fig. 1 is a kind of function structure chart of optical transmitting set debugging apparatus of the present invention；
Fig. 2 is a kind of flow chart of the adjustment method of optical transmitting set debugging apparatus of the present invention.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figure 1, a kind of optical transmitting set debugging apparatus, including host computer, parameter detection module, material data library,
ERP system, test board and ophthalmograp, the signal output end of the parameter detection module and the signal in the material data library input
End connection, the material data library, the ERP system, the test board and the ophthalmograp are connect respectively with the host computer；
The test board is also connect with the ophthalmograp.
The parameter detecting when parameter detection module is put in storage for optical device used in optical module product, the detection ginseng of acquisition
Number is as the test parameter used in optical module product during optical device debugging test；It is produced for preserving optical module in the material data library
The parameter information of optical device used in product, wherein the parameter information includes and the corresponding serial number of the test parameter；It is described
ERP system is for preserving kernel business system information, wherein the BOM that the kernel business system information includes optical module product is clear
Single, debugging desired value and the test parameter；The test board is used to carry out debugging test to optical transmitting set；The ophthalmograp is used
In the test value for reading the test board.
The host computer is used to inquire corresponding BOM inventories in the ERP system according to the manufacture odd numbers of optical module product
And desired value is debugged, and the lot number of optical transmitting set is obtained from the BOM inventories；The host computer is additionally operable to according to the lot number
The material data library is inquired, obtains the serial number of optical transmitting set, and is transferred and the serial number phase from the ERP system
Corresponding test parameter；Optical transmitting set is written in the test parameter by the host computer, and controls the test board to light emitting
Device carries out debugging test；The host computer is additionally operable to read the current test value C on the ophthalmograp, and by the current test
Value C is compared with debugging desired value, if current test value C and debugging desired value are inconsistent, the host computer is additionally operable to calculate
And the adjustment test value of optical transmitting set is set.
The debugging desired value is optical module product to the required value of optical transmitting set parameter.
The parameter information further includes data during optical device exfactory inspection used in optical module product.
Optical device, that is, various optical devices module wherein used in optical module product, including optical transmitting set.
The material data library and the ERP system are connect by RJ45 interfaces with the host computer, the test board
Pass through I2C interface is connect with the host computer, and the ophthalmograp is connect by USB interface with the host computer, the test board
It is connect by optical fiber with the ophthalmograp.
Specifically, the parameter detection module is optical device parameter detecting instrument (LIV detectors, i.e. luminous power-electric current-electricity
Press detector), the parameter detecting of the optical device parameter detecting instrument includes luminous power, electric current and voltage when optical transmitting set is put in storage
Detection.
The material data library refers to the parameter library of optical device used in optical module product.
The ERP system is kernel business system system, and the kernel business system information includes ProductName record, manufacture list
Number and BOM inventories, wherein BOM inventories refer to manufacture the corresponding optical module product of odd numbers used in optical device inventory information,
It includes the lot number of optical device used in optical module product.
The test board is optical transmitting set test board, by PC control.
The ophthalmograp is the eye pattern oscillograph containing optical port, is connected by USB interface with the host computer, described upper
Machine can carry out parameter setting and read operation to ophthalmograp.
The optical transmitting set debugging apparatus further includes barcode scanner, and the barcode scanner is used to scan the serial number
Bar code.
The barcode scanner is connect by USB interface with the host computer, and the host computer controls institute by USB interface
It states barcode scanner and scans the bar code of the serial number, and transferred and the corresponding survey of the serial number from the ERP system
Try parameter.
Barcode scanner is used to scan the bar code of serial number, is joined with the test obtained with the corresponding optical transmitting set of serial number
Number；For installing the optical device module of shell, the sequence number in usual optical device module is identical with the bar code of serial number, such feelings
Under condition, it is only necessary to scan the sequence number, it is also possible to obtain the test parameter of corresponding material.
As shown in Fig. 2, a kind of adjustment method of optical transmitting set debugging apparatus, includes the following steps：
S01：Host computer receives the manufacture odd numbers of the optical module product of input；
S02：Host computer according to manufacture odd numbers inquiry ERP system, obtain it is corresponding with the manufacture odd numbers debug desired value and
BOM inventories；
S03：Host computer obtains the lot number of optical transmitting set according to BOM inventories, then inquires material data according to the lot number
Library obtains the serial number of optical transmitting set, and is transferred and the corresponding test parameter of the serial number from the ERP system；
S04：Optical transmitting set is inserted into test board, optical transmitting set, while host computer is written in the test parameter by host computer
Parameter setting is carried out to ophthalmograp, test board carries out debugging test to optical transmitting set；
S05：The test value of the real-time read test plate of ophthalmograp；
S06：Host computer reads the current test value C on ophthalmograp, and by the current test value C with debugging desired value phase
Compare, if current test value C is consistent with debugging desired value, debugging terminates；
S07：If current test value C and debugging desired value are inconsistent, host computer adjusts the parameter value of optical transmitting set, and will
Optical transmitting set is written in the adjusting parameter value, and repeats the step S04 to the step S06, until current test value C with
It is consistent to debug desired value.
In the step S03, host computer is transferred from the ERP system is with the corresponding test parameter of the serial number
It is realized by the bar code for controlling the barcode scanner scanning serial number.
Specifically, the parameter value of the host computer adjustment optical transmitting set specifically includes following steps：
S08.1：Detection parameters of the host computer in the ERP system calculate the mean parameter of same batch optical transmitting set
M；
S08.2：Host computer calculates the difference R, i.e. R=C-M of current test value C and mean parameter M；
S08.3：It is integer value that host computer, which calculates adjustment step value S, S=R/N=(C-M)/N, wherein N, and is sent out according to light
The error that emitter allows determines that N values are bigger, and the error of debugging is smaller；
S08.4：The adjusting parameter value be current test value C with adjustment step value S's and.
For the material of full inspection, optical device used in every optical module product has specific test parameter, the test parameter
It is corresponding with the serial number of optical device；For the material of sampling observation, the test parameter sample value for inspecting material by random samples is averaged, as
The test parameter of the batch, i.e., described mean parameter M, and the optical device parameter that above-mentioned parameter detection module is detected, luminous power,
Electric current and voltage should be all averaged.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of optical transmitting set debugging apparatus, it is characterised in that：Including host computer, parameter detection module, material data library, ERP
System, test board and ophthalmograp, the signal output end of the parameter detection module and the signal input part in the material data library
Connection, the material data library, the ERP system, the test board and the ophthalmograp are connect respectively with the host computer；Institute
Test board is stated also to connect with the ophthalmograp；
The parameter detecting when parameter detection module is put in storage for optical device used in optical module product, the detection parameters of acquisition are made
For the test parameter used in optical module product during optical device debugging test；
The material data library is used to preserve the parameter information of optical device used in optical module product, wherein the parameter information includes
With the corresponding serial number of the test parameter；
The ERP system is for preserving kernel business system information, wherein the kernel business system information is produced including optical module
BOM inventories, debugging desired value and the test parameter of product；
The test board is used to carry out debugging test to optical transmitting set；
The ophthalmograp is used to read the test value of the test board；
The host computer is used to inquire corresponding BOM inventories and tune in the ERP system according to the manufacture odd numbers of optical module product
Desired value is tried, and the lot number of optical transmitting set is obtained from the BOM inventories；The host computer is additionally operable to be inquired according to the lot number
The material data library obtains the serial number of optical transmitting set, and transfers from the ERP system corresponding with the serial number
Test parameter；The host computer by the test parameter be written optical transmitting set, and control the test board to optical transmitting set into
Row debugging test；The host computer is additionally operable to read the current test value C on the ophthalmograp, and by the current test value C
Compared with debugging desired value, if current test value C and debugging desired value are inconsistent, the host computer is additionally operable to calculate and set
Put the adjustment test value of optical transmitting set.
2. a kind of optical transmitting set debugging apparatus according to claim 1, it is characterised in that：The material data library and described
ERP system is connect by RJ45 interfaces with the host computer, and the test board passes through I2C interface is connect with the host computer,
The ophthalmograp is connect by USB interface with the host computer, and the test board is connect by optical fiber with the ophthalmograp.
3. a kind of optical transmitting set debugging apparatus according to claim 1, it is characterised in that：The parameter detection module is light device
Part parameter detecting instrument.
4. a kind of optical transmitting set debugging apparatus according to claim 3, it is characterised in that：The optical device parameter detecting instrument
The detection of luminous power, electric current and voltage when parameter detecting is put in storage including optical transmitting set.
5. a kind of optical transmitting set debugging apparatus according to claim 1, it is characterised in that：The debugging desired value is optical module
Product is to the required value of optical transmitting set parameter.
6. a kind of optical transmitting set debugging apparatus according to claim 5, it is characterised in that：The optical transmitting set debugging apparatus is also
Including barcode scanner, the barcode scanner is used to scan the bar code of the serial number.
7. a kind of optical transmitting set debugging apparatus according to claim 6, it is characterised in that：The barcode scanner passes through USB
Interface is connect with the host computer, and the host computer controls the barcode scanner to scan the serial number by USB interface
Bar code, and transferred and the corresponding test parameter of the serial number from the ERP system.
8. a kind of adjustment method of optical transmitting set debugging apparatus, which is characterized in that include the following steps：
S01：Host computer receives the manufacture odd numbers of the optical module product of input；
S02：Host computer obtains debugging desired value corresponding with the manufacture odd numbers and BOM is clear according to manufacture odd numbers inquiry ERP system
It is single；
S03：Host computer obtains the lot number of optical transmitting set according to BOM inventories, then inquires material data library according to the lot number, obtains
The serial number of optical transmitting set is obtained, and is transferred and the corresponding test parameter of the serial number from the ERP system；
S04：Optical transmitting set is inserted into test board, optical transmitting set is written in the test parameter by host computer, and host computer is to ophthalmograp
Parameter setting is carried out, test board carries out debugging test to optical transmitting set；
S05：The test value of the real-time read test plate of ophthalmograp；
S06：Host computer reads the current test value C on ophthalmograp, and by the current test value C compared with debugging desired value
Compared with if current test value C is consistent with debugging desired value, debugging terminates；
S07：If current test value C and debugging desired value are inconsistent, host computer adjusts the parameter value of optical transmitting set, and this is adjusted
Optical transmitting set is written in whole parameter value, and repeats the step S04 to the step S06, until current test value C and debugging
Desired value is consistent.
A kind of 9. adjustment method of optical transmitting set debugging apparatus according to claim 8, which is characterized in that the step S03
In, it is by controlling barcode scanner that host computer, which is transferred from the ERP system with the corresponding test parameter of the serial number,
Scan the bar code realization of the serial number.
A kind of 10. adjustment method of optical transmitting set debugging apparatus according to claim 8, which is characterized in that the host computer
The parameter value of adjustment optical transmitting set specifically includes following steps：
S08.1：Detection parameters of the host computer in the ERP system calculate the mean parameter M of same batch optical transmitting set；
S08.2：Host computer calculates the difference R, i.e. R=C-M of current test value C and mean parameter M；
S08.3：It is integer value that host computer, which calculates adjustment step value S, S=R/N=(C-M)/N, wherein N, and according to optical transmitting set
The error of permission determines that N values are bigger, and the error of debugging is smaller；
S08.4：The adjusting parameter value be current test value C with adjustment step value S's and.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111953411A (en) * | 2019-05-15 | 2020-11-17 | 尚宁光电无锡有限公司 | Optical module transmitting end eye diagram debugging method without eye diagram instrument |
| CN114118325A (en) * | 2021-11-29 | 2022-03-01 | 康力电梯股份有限公司 | Method for associating debugging table of escalator control cabinet with SAP production data |
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| CN111953411A (en) * | 2019-05-15 | 2020-11-17 | 尚宁光电无锡有限公司 | Optical module transmitting end eye diagram debugging method without eye diagram instrument |
| CN114118325A (en) * | 2021-11-29 | 2022-03-01 | 康力电梯股份有限公司 | Method for associating debugging table of escalator control cabinet with SAP production data |
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