CN111835413B - Monitoring system capable of monitoring, adjusting and testing optical module in real time - Google Patents
Monitoring system capable of monitoring, adjusting and testing optical module in real time Download PDFInfo
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- CN111835413B CN111835413B CN202010727008.3A CN202010727008A CN111835413B CN 111835413 B CN111835413 B CN 111835413B CN 202010727008 A CN202010727008 A CN 202010727008A CN 111835413 B CN111835413 B CN 111835413B
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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
- 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
Abstract
The invention discloses a monitoring system capable of monitoring, debugging and testing an optical module in real time, which comprises an optical module, a parameter reading module, a parameter setting module, an automatic calibration module, a processor and a storage module, wherein the parameter reading module is used for reading a parameter of the optical module; the method comprises the steps of reading actual parameters of internal parameters of a plurality of optical modules through a parameter reading module, sending the actual parameters to a storage module through a processor for storage, and inputting standard parameters through a parameter setting module; comparing an actual parameter with a standard parameter, and if the actual parameter is the same as the standard parameter, keeping the optical module with an original parameter; if the actual parameter is different from the standard parameter, the automatic calibration module inputs the standard parameter into the optical module to replace the actual parameter, so that the optical module can be maintained in the standard parameter and always keep normal operation, and normal operation of a communication circuit is not affected.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a monitoring system capable of monitoring, debugging and testing an optical module in real time.
Background
The optical module (optical module) is composed of an optoelectronic device, a functional circuit, an optical interface and the like, wherein the optoelectronic device comprises a transmitting part and a receiving part; in brief, the optical module functions as a photoelectric converter, the transmitting end converts an electrical signal into an optical signal, and the receiving end converts the optical signal into the electrical signal after the optical signal is transmitted through the optical fiber.
When the optical module is applied to a communication circuit, a plurality of optical modules are generally used at the same time, but because the optical modules easily generate heat in the use process, if measures are not taken in time when the temperature of the optical modules is too high, the optical modules are in failure or even fail.
The temperature of the optical module depends on the load of the optical module, the operating parameters of the optical module can change due to the change of the temperature, and if the operating parameters of the optical module are abnormal, the optical module continuously heats or has low power, so that the normal operation of a communication circuit is influenced.
Disclosure of Invention
The invention provides a monitoring system capable of monitoring, debugging and testing an optical module in real time, aiming at the technical problem that the normal use of a communication circuit is influenced because the operation parameters of the optical module are changed in the using process in the prior art.
The technical scheme for solving the technical problems is as follows: a monitoring system capable of monitoring, debugging and testing an optical module in real time comprises an optical module, a parameter reading module, a parameter setting module, an automatic calibration module, a processor and a storage module;
the parameter reading module is used for reading actual parameters of the operation of the plurality of optical modules, the parameter reading module sends the actual parameters to the processor, and the processor encodes the actual parameters and sends the encoded actual parameters to the storage module for storage;
the parameter setting module inputs standard parameters and sends the standard parameters to the processor, and the processor encodes the standard parameters and sends the encoded standard parameters to the storage module for storage;
the processor reads the actual parameters and the standard parameters in the storage module and sends the actual parameters and the standard parameters to the automatic calibration module; the automatic calibration module compares the actual parameters with the standard parameters; if the actual parameters are the same as the standard parameters, keeping the optical module with original parameters; and if the actual parameters are different from the standard parameters, the automatic calibration module inputs the standard parameters into the optical module to replace the actual parameters.
Further, the actual parameters are the same as the standard parameters in kind, and the standard parameters include a working voltage, a bias current, a temperature of the optical module, an emitted optical power and a received optical power.
Further, the detection system also comprises a performance adjusting module; the performance adjusting module adjusts the transmitting light power and the receiving light power according to the temperature of the light module; when the performance adjusting module works, the automatic calibration module does not work; and when the performance adjusting module does not work, the automatic calibration module works.
Furthermore, the monitoring system further comprises a liquid crystal display module, the processor sends the actual parameters to the liquid crystal display module, and the liquid crystal display module is used for displaying the actual parameters of the operation of the optical module.
Furthermore, the monitoring system further comprises an alarm module, and the alarm module sends out alarm information according to the temperature of the optical module.
Further, the processor is connected with the storage module through an interface; the interface is an IC communication interface.
Further, the storage module and the processor are communicated by adopting an SPF-MSA protocol.
Further, the storage module is disposed in the optical module.
Has the advantages that: the method comprises the steps of reading actual parameters of internal parameters of a plurality of optical modules through a parameter reading module, sending the actual parameters to a storage module through a processor for storage, and inputting standard parameters through a parameter setting module; comparing an actual parameter with a standard parameter, and if the actual parameter is the same as the standard parameter, keeping the optical module with an original parameter; if the actual parameter is different from the standard parameter, the automatic calibration module inputs the standard parameter into the optical module to replace the actual parameter, so that the optical module can be maintained in the standard parameter and always keep normal operation, and normal operation of a communication circuit is not affected.
Drawings
FIG. 1 is a schematic diagram of a module relationship structure according to the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1, the present invention is a monitoring system capable of monitoring, debugging and testing an optical module in real time, including an optical module, a parameter reading module, a parameter setting module, an automatic calibration module, a processor and a storage module; the system is provided with a plurality of optical modules, the models of the optical modules are the same, and each optical module is arranged in a communication circuit which is normally used;
the system uses a parameter reading module to read actual parameters of the operation of a plurality of optical modules, the parameter reading module sends the read actual parameters of each optical module to a processor, the processor encodes the actual parameters and sends the encoded actual parameters to a storage module for storage;
then, inputting standard parameters by a parameter setting module and sending the standard parameters to a processor, wherein the standard parameters are set by working personnel according to the performance requirements of the optical module when the optical module can normally run, and the processor encodes the standard parameters and sends the encoded standard parameters to a storage module for storage;
finally, the processor reads the actual parameters and the standard parameters in the storage module and sends the actual parameters and the standard parameters to the automatic calibration module; the automatic calibration module compares the actual parameters with the standard parameters; if the actual parameters are the same as the standard parameters, keeping the original parameters of the optical module; if the actual parameters are different from the standard parameters, the automatic calibration module inputs the standard parameters into the optical module to replace the actual parameters, so that the optical module can be maintained at the standard parameters and always keep normal operation, the normal operation of a communication circuit is not influenced, and the influence of temperature is avoided; in this embodiment, the actual parameters are the same as the standard parameters, and the standard parameters include the operating voltage, the bias current, the temperature of the optical module, the emitted optical power, and the received optical power.
Further, in this embodiment, the detection system further includes a performance adjustment module; the performance adjusting module mainly plays a role in feedback adjustment, and adjusts the transmitting light power and the receiving light power according to the temperature of the optical module; when the temperature of the optical module rises, the performance of the optical module can be properly reduced by the performance adjusting module, namely, the emitted light power and the received light power of the optical module are adjusted; the load of the optical module is reduced by reducing the power, so that the aim of reducing the heating of the optical module is fulfilled; when the performance adjusting module works, the automatic calibration module does not work; when the performance adjusting module does not work, the automatic calibration module works; the optical module preferentially adopts data input by the performance adjusting module to ensure that the optical module can maintain normal temperature intelligently, and the temperature of the optical module has three grades of commercial grade temperature, extension temperature and industrial grade temperature: temperature of commercial grade light module: 0 ℃ to +70 ℃; temperature of the extended optical module: -20 ℃ to 85 ℃; temperature of industrial grade optical module: -40 ℃ to 85 ℃; therefore, the visible light module can normally operate at the temperature lower than 70 ℃; we therefore set the performance tuning module to start when the temperature parameter is above 70 ℃.
In this embodiment, in order to facilitate observation of the change of the parameter, the monitoring system further includes a liquid crystal display module, and the actual parameter of the operation of the optical module is sent to the liquid crystal display module through the processor, and the liquid crystal display module is used for displaying the actual parameter of the operation of the optical module; in order to ensure the stability of the system and make timely and effective early warning, the monitoring system also comprises an alarm module, wherein the alarm module sends out alarm information according to the temperature of the optical module; when the alarm module operates, the performance adjusting module is started.
Further, in this embodiment, the processor is connected to the storage module through an interface; the interface is an I2C communication interface, the storage module and the processor are communicated by adopting an SPF-8472MSA protocol, and the storage module is arranged in the optical module; the SFF-8472MSA protocol specifies the details of the parameter reading module; the storage module on the circuit board inside the optical module reasonably stores various parameter signals, and the information is stored in a standard flash memory chip of the storage module, so that an external host can read the information through a two-wire serial I2C interface, the response is timely, and the smoothness of system operation is ensured.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A monitoring system capable of monitoring, debugging and testing an optical module in real time is characterized by comprising an optical module, a parameter reading module, a parameter setting module, an automatic calibration module, a processor and a storage module;
the parameter reading module is used for reading actual parameters of the operation of the plurality of optical modules, the parameter reading module sends the actual parameters to the processor, and the processor encodes the actual parameters and sends the encoded actual parameters to the storage module for storage;
the parameter setting module inputs standard parameters and sends the standard parameters to the processor, and the processor encodes the standard parameters and sends the encoded standard parameters to the storage module for storage;
the processor reads the actual parameters and the standard parameters in the storage module and sends the actual parameters and the standard parameters to the automatic calibration module; the automatic calibration module compares the actual parameters with the standard parameters; if the actual parameters are the same as the standard parameters, keeping the optical module with original parameters; if the actual parameter is different from the standard parameter, the automatic calibration module inputs the standard parameter into the optical module to replace the actual parameter;
the actual parameters are the same as the standard parameters in type, and the standard parameters comprise working voltage, bias current, optical module temperature, emitted optical power and received optical power;
the monitoring system further comprises a performance adjustment module; the performance adjusting module adjusts the transmitting light power and the receiving light power according to the temperature of the light module; when the performance adjusting module works, the automatic calibration module does not work; and when the performance adjusting module does not work, the automatic calibration module works.
2. The monitoring system capable of monitoring, debugging and testing the optical module in real time according to claim 1, wherein the monitoring system further comprises a liquid crystal display module, the processor sends the actual parameters to the liquid crystal display module, and the liquid crystal display module is used for displaying the actual parameters of the operation of the optical module.
3. The monitoring system capable of monitoring, debugging and testing the optical module in real time according to claim 2, characterized in that the monitoring system further comprises an alarm module, and the alarm module sends out alarm information according to the temperature of the optical module.
4. The monitoring system for monitoring and debugging optical module according to claim 1, wherein the processor is connected to the storage module through an interface; the interface is an I2C communication interface.
5. The monitoring system for monitoring and debugging optical module according to claim 4, wherein the storage module and the processor communicate with each other by using SPF-8472MSA protocol.
6. The monitoring system of claim 5, wherein the storage module is disposed in the optical module.
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| CN113672246A (en) * | 2021-08-27 | 2021-11-19 | 广东九联科技股份有限公司 | Optical module upgrading device, system and method |
| CN113852417B (en) * | 2021-11-29 | 2022-03-11 | 深圳市飞思卓科技有限公司 | Optical module fault positioning method, device, equipment and storage medium |
| CN116722917B (en) * | 2023-08-04 | 2023-10-10 | 深圳易天光通信有限公司 | Optical module fault detection method, system and storage medium |
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