CN114095115A - BoB light cat automated production modulation system equipment - Google Patents
BoB light cat automated production modulation system equipment Download PDFInfo
- Publication number
- CN114095115A CN114095115A CN202210069007.3A CN202210069007A CN114095115A CN 114095115 A CN114095115 A CN 114095115A CN 202210069007 A CN202210069007 A CN 202210069007A CN 114095115 A CN114095115 A CN 114095115A
- Authority
- CN
- China
- Prior art keywords
- optical
- chip
- output end
- input end
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
-
- 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
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0793—Network aspects, e.g. central monitoring of transmission parameters
-
- 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
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0795—Performance monitoring; Measurement of transmission parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
Abstract
The invention relates to BoB optical modem automatic production debugging system equipment, wherein the output end of a flow tester is connected with the input end of a program-controlled optical attenuator, the output end of the program-controlled optical attenuator is connected with the input end of a wavelength division multiplexer, the output end of the wavelength division multiplexer is connected with the input end of an optical splitter, the output end of the optical splitter is respectively connected with the input ends of the flow tester, an optical power meter and an intelligent clock recovery system, and the intelligent clock recovery system is connected with an optical oscilloscope; during testing, a to-be-tested sample is arranged on the wavelength division multiplexer and is in communication connection with the flow tester; has the advantages that: on the basis of traditional BOB debugging equipment, change the error code appearance for the flow tester, on the basis that the cost does not have the change basically, optimize 2 required test procedures of tradition into for 1 test procedure, saved artifical and optic fibre plug number of times, improved the equipment yield, also avoided the online shell fish tail probability that the commentaries on classics increases that flows simultaneously.
Description
Technical Field
The invention relates to the field of optical communication, in particular to BoB optical modem automatic production, debugging and testing system equipment.
Background
As shown in fig. 1, a schematic diagram of internal distribution of a conventional BOB production debugging device is shown, where the conventional debugging device includes an error code device, and since the error code device can only output an NRZ code pattern for testing, and a network data stream is actually used by a client, the formats of the error code device and the network data stream are not consistent, two processes are required to be performed when the conventional debugging device performs a BOB flow test, that is, the first process performs adjustment and testing of optical BOSA parameters, and the second process performs a streaming test through an additional flow tester.
In summary, the conventional BOB tuning and testing apparatus has the following disadvantages: 1. the test needs 2 procedures, the debugging and the streaming are completely independent and separated, the time and the labor are wasted, the 2 procedures need to plug and pull the optical fiber, the test efficiency is influenced, and the equipment yield is also influenced by multiple plugging and pulling; 2. the probability of shell scratching is additionally increased when the product is streamed on the line; 3. because the code pattern tested by the error code tester is different from the network data stream format actually used by the client, the debugging situation and the actual situation are different.
Based on this, the present disclosure is thus directed.
Disclosure of Invention
The invention aims to design brand-new BoB optical modem automatic production debugging and testing system equipment, which comprises the steps of debugging, calibrating, testing, flow testing and the like of the photoelectric performance of an optical modem and solves the problems of complex BOB (optical device ON Board BOSA) production debugging and testing process and low test turnover efficiency.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a BoB optical modem automatic production debugging system device comprises a flow tester, a program-controlled optical attenuator, a wavelength division multiplexer, an optical splitter, an optical power meter, an intelligent clock recovery system and an optical oscilloscope;
the output end of the flow tester is connected with the input end of the programmable optical attenuator, the output end of the programmable optical attenuator is connected with the input end of the wavelength division multiplexer, the output end of the wavelength division multiplexer is connected with the input end of the optical splitter, the output end of the optical splitter is respectively connected with the flow tester, the optical power meter and the input end of the intelligent clock recovery system, and the intelligent clock recovery system is connected with the optical oscillograph;
the product to be tested receives the optical signal sent by the wavelength division multiplexer, transmits the optical signal transmitted by the product to the wavelength division multiplexer, and transmits the network broadband signal transmitted by the product to the flow tester.
Further, the flow tester comprises an LS1012 chip and an FPGA chip, wherein a PHY communication module and an RS232 communication module are connected to the LS1012 chip, the PHY communication module is used for receiving network broadband signals sent by a product to be tested and transmitting the network broadband signals to the LS1012 chip, and the RS232 communication module is used for receiving communication signals sent by an upper computer and transmitting the communication signals to the LS1012 chip;
the output end of the LS1012 is connected with the input end of the FPGA chip, the FPGA chip is connected with the MAC chip, the MAC chip is connected with the optical module, the FPGA chip outputs the network broadband signal to the MAC chip, and the MAC chip converts the network broadband signal into an optical signal and sends the optical signal out through the optical module.
The automatic control card comprises a power module, a logic control chip, a sensor signal input module, a PWM wave generator, an optical coupling isolation module for a motor and an optical coupling isolation module for an air cylinder;
the input end of the logic control chip is connected with the output end of the sensor signal input module, the output end of the logic control chip is respectively connected with the input end of the PWM wave generator and the input end of the optical coupling isolation module for the cylinder, and the output end of the PWM wave generator is connected with the input end of the optical coupling isolation module for the motor.
Further, the flow tester is an ethernet tester.
The invention has the advantages that:
1. the brand new BoB optical modem debugging and testing equipment comprises functions of a flow tester, a program-controlled optical attenuator, a wavelength division multiplexer, an optical splitter, an optical power meter, an intelligent clock recovery system, an optical oscilloscope and the like in a set of system, optimizes and combines 2 testing procedures (optical modem photoelectric performance debugging and testing and optical modem flow testing) required by the tradition into 1 testing procedure on the basis of basically unchanged cost, saves manual work and optical fiber plugging times, improves the equipment yield, and simultaneously avoids the shell scratching probability increased by on-line flow transition of products;
2. because a new function, namely a flow test function, is additionally added in the debugging and testing equipment, the network packet format is the same as the network packet format actually used by a client, the testing is convenient, and the testing result is closer to the reality;
3. the automatic control function is added, the automatic feeding and discharging function is realized, full automation is realized for a user, and the control card of the cylinder and the motor is mainly integrated inside the automatic control device and used for automatically controlling the motor and the cylinder so as to realize feeding and discharging before testing of a product to be tested and facilitate automatic control of debugging and testing of the user.
Drawings
FIG. 1 is a schematic diagram of the internal layout of a conventional BOB production testing apparatus;
FIG. 2 is a schematic diagram of an internal layout of a BOB production debugging device with a flow test in the embodiment;
FIG. 3 is a testing process using conventional BOB production testing equipment;
FIG. 4 is a testing flow of the BOB production testing device with flow test in the embodiment;
FIG. 5 is a schematic block diagram of a BOB production commissioning device with flow testing in an embodiment;
FIG. 6 is a schematic block diagram of a flow tester for performing a flow test in the prior art;
FIG. 7 is an internal block diagram of a flow meter according to an embodiment;
FIG. 8 is an internal block diagram of an automatic control card in an embodiment.
Detailed Description
The present invention will be described in further detail with reference to examples.
The embodiment provides a BoB optical modem automated production debugging and testing system device, as shown in fig. 5, which includes a flow tester, a program-controlled optical attenuator, a wavelength division multiplexer, an optical splitter, an optical power meter, an intelligent clock recovery system, and an optical oscilloscope; the output end of the flow tester is connected with the input end of the program-controlled optical attenuator, the output end of the program-controlled optical attenuator is connected with the input end of the wavelength division multiplexer, the output end of the wavelength division multiplexer is connected with the input end of the optical splitter, the output end of the optical splitter is respectively connected with the flow tester, the optical power meter and the input end of the intelligent clock recovery system, and the intelligent clock recovery system is connected with the optical oscillograph. Because the flow test must be looped back and can be tested, so the product to be tested receives the optical signal sent from the wavelength division multiplexer, and transmits the network broadband signal transmitted by the product to be tested to the flow tester, and meanwhile, the product to be tested transmits the optical signal transmitted by the product to be tested to the wavelength division multiplexer.
During testing, an optical signal comes out from an optical port OLT of the flow tester, passes through an optical attenuator and a wavelength division multiplexer and reaches a product to be tested, a network port of the product to be tested outputs a network broadband signal and returns to the flow tester, and then whether packet loss exists or not and the measurement and calculation of an error rate are judged according to an FPGA chip in the flow tester. Meanwhile, an optical port of a product to be tested emits optical signals to the wavelength division multiplexer, the wavelength division multiplexer transmits the optical signals to the optical splitter, the optical signals are divided into 3 paths of optical signals, the optical signals are respectively transmitted to the flow tester, the optical power meter and the intelligent clock recovery system, and finally the optical signals reach the optical oscillograph (eye pattern instrument), so that the basic performance of the product to be tested, such as optical power, extinction ratio, eye pattern optical jitter, eye pattern rising edge and eye pattern falling edge, can be tested. In addition, the part of the product to be tested, which receives the optical signal, can test parameters such as reception monitoring, RX advanced alarm removal, saturated optical power, and the like, as in the conventional debugging and testing equipment.
As shown in fig. 2, for the BOB production debugging device with flow rate test in this embodiment, the inside of the device is largely changed by mainly changing the error code device into the flow rate tester device, which is not improved in terms of cost. As shown in fig. 3 and 4, for the testing process of the conventional debugging device and the debugging device of the embodiment, it can also be seen from the process that the improved device does not increase much in testing time.
As shown in fig. 6, when the conventional flow tester performs a streaming test on an optical module, a network broadband signal needs to be converted into an optical signal, and an OLT device needs to be used.
As shown in fig. 7, the flow tester of this embodiment includes a power module, an LS1012 chip, and an FPGA chip, where the LS1012 chip is connected to a PHY communication module and an RS232 communication module, the PHY communication module is configured to receive a network broadband signal sent by a product to be tested and transmit the network broadband signal to the LS1012 chip, and the RS232 communication module is configured to receive a communication signal sent by an upper computer and transmit the communication signal to the LS1012 chip; the output end of the LS1012 is connected with the input end of the FPGA chip, the FPGA chip is connected with the MAC chip, the MAC chip is connected with the optical module, the FPGA chip outputs the network broadband signal to the MAC chip, and the MAC chip converts the network broadband signal into an optical signal and sends the optical signal out through the optical module. The flow tester of the present embodiment employs an ethernet tester.
For the automatic feeding and discharging of the product to be tested, during actual testing, the whole testing system needs to be provided with a plurality of air cylinders and motors, the existing testing system needs to be additionally provided with a control system of the motors and the air cylinders, and for the convenience of customers, as shown in fig. 2, the automatic control card is integrated in the BOB production debugging and testing equipment with the flow test. As shown in fig. 8, the automatic control card comprises a power module, a logic control chip, a sensor signal input module, a PWM wave generator, an opto-coupler isolation module for a motor, and an opto-coupler isolation module for a cylinder; the input end of the logic control chip is connected with the output end of the sensor signal input module, the output end of the logic control chip is respectively connected with the input end of the PWM wave generator and the input end of the optical coupling isolation module for the cylinder, and the output end of the PWM wave generator is connected with the input end of the optical coupling isolation module for the motor. The sensor signal input module is used for receiving signals sent by sensors in the whole testing system so as to inform the logic control chip of the actual position of a module to be tested, the logic control chip can conveniently control the air cylinder and the motor, the optical coupling isolation module for the PWM wave generator and the air cylinder is used for transmitting control signals of the logic control chip to the motor, and the optical coupling isolation module for the air cylinder is used for transmitting control signals of the logic control chip to the air cylinder. As shown in FIG. 8, the automatic control card can realize the control of 8-way motors and 64-way cylinders.
The above-mentioned embodiments are merely illustrative of the inventive concept and are not intended to limit the scope of the invention, which is defined by the claims and the insubstantial modifications of the inventive concept can be made without departing from the scope of the invention.
Claims (4)
1. The utility model provides a BoB light cat automated production is transferred and is surveyed system's equipment which characterized in that: the system comprises a flow tester, a program-controlled optical attenuator, a wavelength division multiplexer, an optical splitter, an optical power meter, an intelligent clock recovery system and an optical oscilloscope;
the output end of the flow tester is connected with the input end of the programmable optical attenuator, the output end of the programmable optical attenuator is connected with the input end of the wavelength division multiplexer, the output end of the wavelength division multiplexer is connected with the input end of the optical splitter, the output end of the optical splitter is respectively connected with the flow tester, the optical power meter and the input end of the intelligent clock recovery system, and the intelligent clock recovery system is connected with the optical oscillograph;
the product to be tested receives the optical signal sent from the wavelength division multiplexer, transmits the optical signal transmitted by the product to the wavelength division multiplexer, and transmits the network broadband signal transmitted by the product to the flow tester.
2. The apparatus of claim 1, wherein the apparatus comprises: the flow tester comprises an LS1012 chip and an FPGA chip, wherein a PHY communication module and an RS232 communication module are connected to the LS1012 chip, the PHY communication module is used for receiving network broadband signals sent by a product to be tested and transmitting the network broadband signals to the LS1012 chip, and the RS232 communication module is used for receiving communication signals sent by an upper computer and transmitting the communication signals to the LS1012 chip;
the output end of the LS1012 is connected with the input end of the FPGA chip, the FPGA chip is connected with the MAC chip, the MAC chip is connected with the optical module, the FPGA chip outputs the network broadband signal to the MAC chip, and the MAC chip converts the network broadband signal into an optical signal and sends the optical signal out through the optical module.
3. The apparatus of claim 1, wherein the apparatus comprises: the automatic control card comprises a power module, a logic control chip, a sensor signal input module, a PWM wave generator, a motor optical coupling isolation module and an air cylinder optical coupling isolation module;
the input end of the logic control chip is connected with the output end of the sensor signal input module, the output end of the logic control chip is respectively connected with the input end of the PWM wave generator and the input end of the optical coupling isolation module for the cylinder, and the output end of the PWM wave generator is connected with the input end of the optical coupling isolation module for the motor.
4. The apparatus of claim 1, wherein the apparatus comprises: the flow tester is an Ethernet tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210069007.3A CN114095115B (en) | 2022-01-21 | 2022-01-21 | BoB light cat automated production modulation system equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210069007.3A CN114095115B (en) | 2022-01-21 | 2022-01-21 | BoB light cat automated production modulation system equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114095115A true CN114095115A (en) | 2022-02-25 |
| CN114095115B CN114095115B (en) | 2022-04-19 |
Family
ID=80309255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210069007.3A Active CN114095115B (en) | 2022-01-21 | 2022-01-21 | BoB light cat automated production modulation system equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114095115B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115314105A (en) * | 2022-07-06 | 2022-11-08 | 江苏信而泰智能装备有限公司 | BOB test system |
| CN115765865A (en) * | 2022-11-09 | 2023-03-07 | 绍兴中科通信设备有限公司 | 100G high-speed optical module three-temperature adjusting and testing system with flow test function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130156424A1 (en) * | 2011-12-14 | 2013-06-20 | Electronics And Telecommunications Research Institute | Apparatus for measuring performance of coherent optical receiver |
| US20150200855A1 (en) * | 2014-01-15 | 2015-07-16 | Cisco Technology, Inc. | Modem mode control based on flow ranking |
| CN106487460A (en) * | 2016-11-29 | 2017-03-08 | 四川九州电子科技股份有限公司 | Improve the system and method for optical receiving device blind spot sweep test efficiency |
| CN107634806A (en) * | 2017-10-27 | 2018-01-26 | 四川天邑康和通信股份有限公司 | ONU receiving sensitivities optimization circuit based on BOB technologies |
| CN107835110A (en) * | 2017-12-15 | 2018-03-23 | 四川天邑康和通信股份有限公司 | A kind of one-stop flow testing system of ONU and method |
| CN108809412A (en) * | 2018-06-01 | 2018-11-13 | 四川斐讯全智信息技术有限公司 | A kind of method, apparatus and system of test light communication products stability |
| CN209201082U (en) * | 2018-12-13 | 2019-08-02 | 泰瑞创通讯(成都)有限公司 | 100G QSFP28 LR4 optical module performance parameter testing device |
| CN209860912U (en) * | 2019-06-27 | 2019-12-27 | 太仓市同维电子有限公司 | PON parameter multi-machine test system |
-
2022
- 2022-01-21 CN CN202210069007.3A patent/CN114095115B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130156424A1 (en) * | 2011-12-14 | 2013-06-20 | Electronics And Telecommunications Research Institute | Apparatus for measuring performance of coherent optical receiver |
| US20150200855A1 (en) * | 2014-01-15 | 2015-07-16 | Cisco Technology, Inc. | Modem mode control based on flow ranking |
| CN106487460A (en) * | 2016-11-29 | 2017-03-08 | 四川九州电子科技股份有限公司 | Improve the system and method for optical receiving device blind spot sweep test efficiency |
| CN107634806A (en) * | 2017-10-27 | 2018-01-26 | 四川天邑康和通信股份有限公司 | ONU receiving sensitivities optimization circuit based on BOB technologies |
| CN107835110A (en) * | 2017-12-15 | 2018-03-23 | 四川天邑康和通信股份有限公司 | A kind of one-stop flow testing system of ONU and method |
| CN108809412A (en) * | 2018-06-01 | 2018-11-13 | 四川斐讯全智信息技术有限公司 | A kind of method, apparatus and system of test light communication products stability |
| CN209201082U (en) * | 2018-12-13 | 2019-08-02 | 泰瑞创通讯(成都)有限公司 | 100G QSFP28 LR4 optical module performance parameter testing device |
| CN209860912U (en) * | 2019-06-27 | 2019-12-27 | 太仓市同维电子有限公司 | PON parameter multi-machine test system |
Non-Patent Citations (1)
| Title |
|---|
| 卢洪斌: "一种新型光纤收发器及其性能测试", 《光学仪器》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115314105A (en) * | 2022-07-06 | 2022-11-08 | 江苏信而泰智能装备有限公司 | BOB test system |
| CN115314105B (en) * | 2022-07-06 | 2023-07-21 | 江苏信而泰智能装备有限公司 | BOB test system |
| CN115765865A (en) * | 2022-11-09 | 2023-03-07 | 绍兴中科通信设备有限公司 | 100G high-speed optical module three-temperature adjusting and testing system with flow test function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114095115B (en) | 2022-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114095115B (en) | BoB light cat automated production modulation system equipment | |
| CN101984561B (en) | System and method for detecting optical fiber faults of passive optical network | |
| CN101924590B (en) | The detection system of fiber fault of passive optical network and method | |
| CN201429496Y (en) | Multifunctional optical fiber test instrument | |
| CN112422182B (en) | Multifunctional adjusting and measuring device and method for WDM (wavelength division multiplexing) optical module | |
| CN204481817U (en) | Optical module parameter testing equipment | |
| CN204089820U (en) | optical module performance parameter testing device | |
| CN206489236U (en) | It is multi-functional to core instrument | |
| CN106341181A (en) | Fiber link test system | |
| CN104144014A (en) | Method, device and system for detecting optical fiber faults | |
| CN209103525U (en) | A kind of RS485 with impulse sampling function and high speed infrared communicator | |
| CN104660989B (en) | A kind of optical fiber based on FPGA turns full layout type Camera link realtime graphic optical transmitter and receivers | |
| CN107371072A (en) | A kind of optical line terminal with many reference amounts on-line monitoring function | |
| CN205829909U (en) | A kind of test system of GPON light cat | |
| CN205081787U (en) | Light module parameter testing arrangement | |
| CN105703836B (en) | Optical module for optical network unit | |
| CN103916180A (en) | Full-automatic optical fiber insertion loss and return loss test instrument and method | |
| CN206542537U (en) | A kind of test system of EPON light cat | |
| CN109347548B (en) | Optical path integration test platform | |
| CN216751765U (en) | Device for evaluating transceiving performance parameters of optical module through multi-channel test | |
| US20040036857A1 (en) | WDM measurement system | |
| CN110361166B (en) | Optical performance test method for coarse wavelength division multiplexer | |
| JP3352247B2 (en) | Optical communication network monitoring method and monitoring system | |
| CN110058099A (en) | A kind of automatic rapid measurement device of electrooptic modulator frequency response and method | |
| CN105553544A (en) | AFDX photoelectric converter testing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A BoB optical cat automatic production and testing system equipment Effective date of registration: 20230220 Granted publication date: 20220419 Pledgee: Bank of Ningbo Co.,Ltd. Shaoxing Branch Pledgor: SHAOXING ZKTEL EQUIPMENT Co.,Ltd. Registration number: Y2023330000416 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |