阅读说明：本技术 一种基于光纤通信收发器的故障排查装置 (Troubleshooting device based on optical fiber communication transceiver ) 是由 邓政光 邓自为 于 2019-11-18 设计创作，主要内容包括：本发明公开了一种基于光纤通信收发器的故障排查装置，包括：时序采集装置，用于获取光纤通信系统的数字高速串行收发器实时的工作时序；时序比较装置，将所述工作时序与预存的数字高速串行收发器正常工作时的参考时序进行比较，当所述工作时序与所述参考时序不一致时，判定光纤通信系统的光路故障，并将光路故障的判定结果发送至控制器。本发明过获取数字高速串行收发器实时的工作时序，当所述工作时序与所述参考时序不一致时，判定光纤通信系统的光路故障，并向所述数字高速串行收发器发送所述工作时序的正脉冲，响应所述正脉冲执行光纤通信系统故障自愈，能够自动对光路的故障进行排查及自愈，提高了故障排查及恢复效率，减少了人工的干预。(The invention discloses a troubleshooting device based on an optical fiber communication transceiver, which comprises: the time sequence acquisition device is used for acquiring the real-time working time sequence of a digital high-speed serial transceiver of the optical fiber communication system; and the time sequence comparison device is used for comparing the working time sequence with a reference time sequence prestored when the digital high-speed serial transceiver works normally, judging the optical path fault of the optical fiber communication system when the working time sequence is inconsistent with the reference time sequence, and sending the judgment result of the optical path fault to the controller. According to the invention, by acquiring the real-time working time sequence of the digital high-speed serial transceiver, when the working time sequence is inconsistent with the reference time sequence, the optical path fault of the optical fiber communication system is judged, the positive pulse of the working time sequence is sent to the digital high-speed serial transceiver, and the fault self-healing of the optical fiber communication system is executed in response to the positive pulse, so that the fault of the optical path can be automatically checked and self-healed, the fault checking and recovering efficiency is improved, and the manual intervention is reduced.)

1. A troubleshooting apparatus based on a fiber optic communication transceiver, comprising:

the time sequence acquisition device is used for acquiring the real-time working time sequence of a digital high-speed serial transceiver of the optical fiber communication system;

the time sequence comparison device is used for comparing the working time sequence with a reference time sequence prestored when the digital high-speed serial transceiver works normally, judging the optical path fault of the optical fiber communication system when the working time sequence is inconsistent with the reference time sequence, and sending the judgment result of the optical path fault to the controller;

fault locating device, under the control of controller to the light path fault location, its concrete mode is: determining a plurality of calibration points on a light path in a normal state of the light path, measuring the light path distance from a starting point of the light path to all the calibration points to form a distance set, acquiring the geographical coordinates of all the calibration points to form a coordinate set, measuring the fault distance from the starting point of the light path to a fault point when the fault comparison device judges that the light path has a fault, finding the light path distance with the minimum difference value between the distance set and the fault distance, determining a first calibration point closest to the fault point according to the light path distance with the minimum difference value, and acquiring the geographical coordinates of the first calibration point from the coordinate set;

the fault self-healing device self-heals the optical path fault under the control of the controller, and the specific mode is as follows: in the optical path fault state, on the basis that the fault positioning device acquires the geographic coordinate of the first calibration point, sending a preset self-healing time sequence to the digital high-speed serial transceiver, and responding to the self-healing time sequence to execute fault self-healing of the optical fiber communication system;

the controller is used for receiving and processing a judgment result fed back by the time sequence comparison device, controlling the fault positioning device to position the optical path fault according to the judgment result, receiving a fault positioning result fed back by the fault positioning device, namely the geographic coordinate of a first calibration point, controlling the fault self-healing device to carry out fault self-healing on the optical path fault according to the geographic coordinate of the first calibration point, and receiving a fault self-healing result fed back by the fault self-healing device;

the output end of the time sequence acquisition device is connected with the input end of the time sequence comparison device, the output end of the time sequence comparison device is connected with one input end of the controller, the fault positioning device is in two-way connection with the controller, and the fault self-healing device is in two-way connection with the controller.

2. The troubleshooting apparatus based on fiber optic communication transceiver of claim 1, further comprising a backup failure detection means, wherein the backup failure detection means comprises an optical power detection means, a fiber vibration detection means, a non-working fiber detection means, an OTDR and an optical detection means;

the output end of the optical power detection device is connected with one input end of the controller and is used for detecting the optical power of an optical path of the optical fiber communication system and sending the optical power detection result to the controller;

the output end of the optical fiber vibration detection device is connected with one input end of the controller and is used for detecting vibration information of an optical path of the optical fiber communication system and sending a vibration information detection result to the controller;

an output end of the OTDR is connected to an input end of the non-operating optical fiber detection device, and an output end of the non-operating optical fiber detection device is connected to an input end of the controller, and is configured to detect, through the OTDR, fault information of a non-operating optical fiber of an optical fiber communication system, and send a detection result of the fault information of the non-operating optical fiber to the controller;

an output end of the OTDR is connected to an input end of the optical detection device, and an output end of the optical detection device is connected to an input end of the controller, and is configured to detect fault information of an optical path of an optical fiber communication system through the OTDR and send a detection result of the fault information of the optical path to the controller;

and when the controller receives the optical path fault judgment result sent by the time sequence comparison device or the optical path fault detection result sent by the optical detection device, the controller determines that the optical path of the optical fiber communication system is in a fault state.

3. The troubleshooting apparatus of claim 2, further comprising an operating optical path switching device, wherein the operating optical path switching device is connected to the controller and is configured to control on/off of an operating optical fiber path and a non-operating optical fiber path of the optical fiber communication system.

4. The apparatus of claim 3, wherein when the controller determines that the optical path of the optical fiber communication system is in a failure state, the working optical path switching device cuts off an original working optical path of the optical fiber communication system and connects the original working optical path to a standby non-working optical path of the optical fiber communication system.

5. The apparatus of claim 3, wherein when the optical power detection result received by the controller is an abnormal state, the working optical path switching device cuts off an original working optical path of the optical fiber communication system and connects the original working optical path to a spare non-working optical path of the optical fiber communication system.

6. The apparatus according to claim 3, wherein when the vibration information received by the controller indicates an abnormal state, the working optical path switching device cuts off an original working optical path of the optical fiber communication system and connects the optical path to a spare non-working optical path of the optical fiber communication system.

7. The apparatus according to any one of claims 4-6, wherein when the controller detects a failure condition of a non-working optical fiber, the working optical path switching device cuts off an original working optical fiber path of the optical fiber communication system, and cuts off a spare non-working optical fiber path of the optical fiber communication system.

8. The troubleshooting apparatus as claimed in claim 7, further comprising an emergency alarm device, wherein the emergency alarm device is connected to the controller, and the emergency alarm device sends an alarm message when an operating fiber optical path and a non-operating fiber optical path of the fiber optical communication system are simultaneously cut off.

Technical Field

The invention belongs to the technical field of optical fiber communication, and particularly relates to a troubleshooting device based on an optical fiber communication transceiver.

Background

The optical fiber medium is widely used as a transmission medium in a plurality of fields including a digital distributed Remote Radio Unit (RRU) system due to the characteristics of low loss, long transmission distance, high transmission bandwidth, light weight, low cost and the like, and the currently known digital Remote system adopts a digital optical module to complete conversion from a digital signal to an optical signal, then transmits the digital signal to an opposite terminal through an optical fiber, completes conversion from the optical signal to a high-speed digital serial signal at the opposite terminal optical module, completes serial-parallel conversion through clock recovery and frame header delimitation in a digital domain, and realizes restoration of the signal.

In an actual application scenario, an optical path of an optical fiber communication system may be abnormal due to various reasons, so that the whole transmission is interrupted to cause an abnormality in the function of the remote coverage of the device. In order to ensure the normal transmission of signals, faults that may occur in the optical path must be checked and self-healed. However, the conventional technology needs manual intervention for troubleshooting and self-healing of the optical path, and the troubleshooting and self-healing efficiency is low.

Disclosure of Invention

The invention aims to provide a troubleshooting device based on an optical fiber communication transceiver, which is used for solving the problems in the prior art, such as: in an actual application scenario, an optical path of an optical fiber communication system may be abnormal due to various reasons, so that the whole transmission is interrupted to cause an abnormality in the function of the remote coverage of the device. In order to ensure the normal transmission of signals, faults that may occur in the optical path must be checked and self-healed. However, the conventional technology needs manual intervention for troubleshooting and self-healing of the optical path, and the troubleshooting and self-healing efficiency is low.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a fiber optic communication transceiver-based troubleshooting apparatus comprising:

the time sequence acquisition device is used for acquiring the real-time working time sequence of a digital high-speed serial transceiver of the optical fiber communication system;

the time sequence comparison device is used for comparing the working time sequence with a reference time sequence prestored when the digital high-speed serial transceiver works normally, judging the optical path fault of the optical fiber communication system when the working time sequence is inconsistent with the reference time sequence, and sending the judgment result of the optical path fault to the controller;

fault locating device, under the control of controller to the light path fault location, its concrete mode is: determining a plurality of calibration points on a light path in a normal state of the light path, measuring the light path distance from a starting point of the light path to all the calibration points to form a distance set, acquiring the geographical coordinates of all the calibration points to form a coordinate set, measuring the fault distance from the starting point of the light path to a fault point when the fault comparison device judges that the light path has a fault, finding the light path distance with the minimum difference value between the distance set and the fault distance, determining a first calibration point closest to the fault point according to the light path distance with the minimum difference value, and acquiring the geographical coordinates of the first calibration point from the coordinate set;

the fault self-healing device self-heals the optical path fault under the control of the controller, and the specific mode is as follows: in the optical path fault state, on the basis that the fault positioning device acquires the geographic coordinate of the first calibration point, sending a preset self-healing time sequence to the digital high-speed serial transceiver, and responding to the self-healing time sequence to execute fault self-healing of the optical fiber communication system;

the controller is used for receiving and processing a judgment result fed back by the time sequence comparison device, controlling the fault positioning device to position the optical path fault according to the judgment result, receiving a fault positioning result fed back by the fault positioning device, namely the geographic coordinate of a first calibration point, controlling the fault self-healing device to carry out fault self-healing on the optical path fault according to the geographic coordinate of the first calibration point, and receiving a fault self-healing result fed back by the fault self-healing device;

the output end of the time sequence acquisition device is connected with the input end of the time sequence comparison device, the output end of the time sequence comparison device is connected with one input end of the controller, the fault positioning device is in two-way connection with the controller, and the fault self-healing device is in two-way connection with the controller.

Preferably, the optical fiber monitoring system further comprises a standby fault detection device, wherein the standby fault detection device comprises an optical power detection device, an optical fiber vibration detection device, a non-working optical fiber detection device, an OTDR and an optical detection device;

the output end of the optical power detection device is connected with one input end of the controller and is used for detecting the optical power of an optical path of the optical fiber communication system and sending the optical power detection result to the controller;

the output end of the optical fiber vibration detection device is connected with one input end of the controller and is used for detecting vibration information of an optical path of the optical fiber communication system and sending a vibration information detection result to the controller;

an output end of the OTDR is connected to an input end of the non-operating optical fiber detection device, and an output end of the non-operating optical fiber detection device is connected to an input end of the controller, and is configured to detect, through the OTDR, fault information of a non-operating optical fiber of an optical fiber communication system, and send a detection result of the fault information of the non-operating optical fiber to the controller;

an output end of the OTDR is connected to an input end of the optical detection device, and an output end of the optical detection device is connected to an input end of the controller, and is configured to detect fault information of an optical path of an optical fiber communication system through the OTDR and send a detection result of the fault information of the optical path to the controller;

and when the controller receives the optical path fault judgment result sent by the time sequence comparison device or the optical path fault detection result sent by the optical detection device, the controller determines that the optical path of the optical fiber communication system is in a fault state.

Preferably, the optical fiber communication system further comprises a working optical path switching device, wherein the working optical path switching device is connected with the controller and is used for controlling the on-off of a working optical fiber optical path and a non-working optical fiber optical path of the optical fiber communication system.

Preferably, when the controller determines that the optical path of the optical fiber communication system is in a fault state, the working optical path switching device cuts off an original working optical path of the optical fiber communication system and connects the original working optical path to a standby non-working optical path of the optical fiber communication system.

Preferably, when the optical power detection result received by the controller is in an abnormal state, the working optical path switching device cuts off an original working optical fiber path of the optical fiber communication system and connects the original working optical fiber path to a standby non-working optical fiber path of the optical fiber communication system.

Preferably, when the vibration information detection result received by the controller is in an abnormal state, the working optical path switching device cuts off an original working optical fiber path of the optical fiber communication system and connects the original working optical fiber path to a standby non-working optical fiber path of the optical fiber communication system.

Preferably, when the detection result of the non-working optical fiber fault information received by the controller is a fault state, the working optical path switching device cuts off an original working optical fiber path of the optical fiber communication system, and cuts off a spare non-working optical fiber path of the optical fiber communication system.

Preferably, the optical fiber communication system further comprises an emergency alarm device, wherein the emergency alarm device is connected with the controller, and when a working optical fiber light path and a non-working optical fiber light path of the optical fiber communication system are cut off simultaneously, the emergency alarm device sends alarm information.

The beneficial technical effects of the invention are as follows: through obtaining the real-time work chronogenesis of the high-speed serial transceiver of digit, work as the work chronogenesis with when the reference time sequence is inconsistent, judge optical fiber communication system's light path trouble, and to the high-speed serial transceiver of digit sends the positive pulse of work chronogenesis, respond to optical fiber communication system fault self-healing is carried out to positive pulse, can investigate and self-heal the trouble of light path automatically, improved troubleshooting and recovery efficiency, manual intervention has been reduced, and the state detection to whole light path is online real-time detection in the invention, can carry out real-time detection under the prerequisite that does not influence equipment normal work, has guaranteed the independence of equipment work and detection device's ageing.

Drawings

FIG. 1 is a flow chart illustrating steps of an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.