CN210802852U - Multi-core optical fiber automatic alignment and optical fiber performance tester - Google Patents
Multi-core optical fiber automatic alignment and optical fiber performance tester Download PDFInfo
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- CN210802852U CN210802852U CN201922094797.7U CN201922094797U CN210802852U CN 210802852 U CN210802852 U CN 210802852U CN 201922094797 U CN201922094797 U CN 201922094797U CN 210802852 U CN210802852 U CN 210802852U
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Abstract
The utility model relates to an optical fiber performance test technical field specifically is an automatic pairing line of multicore optic fibre and optic fibre performance test appearance, including sender box and receiver box, the sender box is provided with battery, touch-sensitive screen, power converter, OTDR module, controller, electro-optical converter, combiner and multichannel photoswitch etc. and the receiver box is provided with display screen, controller, electro-optical converter, battery and multichannel photoswitch etc.. This technical scheme compares with current OTDR tester, can once carry out logarithm and optic fibre capability test to many optic fibres, consequently improved optic fibre logarithm and capability test's efficiency whole time, but also greatly reduced is to the probability of fine mistake, simultaneously the utility model discloses an easy purchase of part, simple manufacture, convenient operation, safe and reliable have the prospect of large-scale production and popularization and application.
Description
Technical Field
The utility model relates to an optical fiber performance test technical field specifically is an automatic pairing line of multicore optic fibre and optical fiber performance tester.
Background
In an optical fiber communication system, the number of optical fiber cores used in an optical terminal box is large, performance test is often required to be carried out on optical fibers due to aging or external force factors, optical fiber test equipment in the current market is manually operated and is subjected to core-by-core test, and operators can be operated on duty only after being trained by professional knowledge, so that the optical fiber performance test mode has the defects that the enterprise training cost is high, errors caused by human factors inevitably occur when the operators manually operate the equipment, the test efficiency is low, the test result recording time is long, scientific management is difficult, and the like.
Meanwhile, the line sequence is easily not corresponded because the distance between the optical fiber receiving and transmitting ends is long, the identification of the line sequence is not standard or falls off and is fuzzy, and the like, and the existing optical fiber testing equipment can only align the lines one by one when carrying out optical fiber alignment, so that the efficiency is low and the time cost is high.
SUMMERY OF THE UTILITY MODEL
In order to the above situation, the utility model provides an automatic pair line of multicore optic fibre and optic fibre capability test appearance through setting up send box and receiving box to at parts such as incasement setting controller, OTDR module, electro-optical converter, multichannel photoswitch, touch-sensitive screen realize optic fibre capability test and these two kinds of functions of automatic pair line. The optical fiber performance test is based on the existing OTDR basic test principle, the sending box controller controls the OTDR module to send out optical pulse signals and simultaneously controls the open and close states of corresponding channels of the multi-channel optical switch of the sending box according to a set program, thereby realizing the performance test of each tested optical fiber and displaying the test result on the touch screen. The automatic alignment technology is established on the basis of optical fiber communication, after the sending box and the receiving box are communicated, the controller sequentially determines the line sequence, the automatic alignment function is realized, and 12 optical fibers can be automatically aligned at most at one time. The tester has the two functions and effectively solves the problems.
The utility model adopts the technical proposal that:
a multi-core optical fiber automatic alignment and optical fiber performance tester is characterized in that: the optical fiber interface device comprises a sending box and a receiving box, wherein an optical fiber interface area a is arranged on one side of the sending box, a switch button K1 and a mains supply socket a are arranged on the other side of the sending box, a touch screen is arranged on the top surface of the sending box, an optical fiber interface area b is arranged on one side of the receiving box, a switch button K2 and a mains supply socket b are arranged on the other side of the receiving box, a display screen is arranged on the top surface of the receiving box, N optical fiber interfaces are arranged in the optical fiber interface area a and the optical fiber interface area b, and only one optical fiber interface of the optical fiber interface area b corresponds to the optical fiber interface area a;
a controller a is arranged in the sending box, a first signal end of the controller a is connected with a signal end of the touch screen, a second signal end of the controller a is connected with an electric signal end of an electro-optical converter a, a third signal end of the controller a is connected with an electric signal end of an OTDR module, N output ends of control signals of the controller a are correspondingly connected with N electric signal input ends of a multi-path optical switch a one by one, an optical signal end of the electro-optical converter a is connected with a first port of a combiner, an optical signal end of the OTDR module is connected with a second port of the combiner, a third port of the combiner is connected with an optical signal end of the multi-path optical switch a, the multi-path optical switch a is provided with N connection ports, and the N connection ports of the multi-path optical switch a are in one-to-one correspondence with N optical fiber interfaces of the optical fiber interface area a, the connection port of each multi-path optical switch a is connected with only one optical fiber to be tested;
a power converter a is further arranged in the sending box, an electric energy input end Vin of the power converter a is connected with an electric energy output end of a storage battery a, the electric energy input end of the storage battery a is connected with an external commercial power through a switch button K1, a first electric energy output end Vout1 of the power converter a is respectively connected with power supply ends of the controller a, the OTDR module and the electro-optical converter a, and a second electric energy output end Vout2 of the power converter a is respectively connected with power supply ends of the touch screen and the multi-path optical switch a;
a controller b is arranged in the receiving box, a signal output end of the controller b is connected with a signal input end of a display screen, a signal input/output end of the controller b is connected with an electric signal end of an electro-optical converter b, N output ends of control signals of the controller b are connected with N electric signal input ends of a multi-path optical switch b in a one-to-one correspondence manner, an optical signal end of the multi-path optical switch b is connected with an optical signal end of the electro-optical converter b, N connecting ports are arranged in the multi-path optical switch b in a one-to-one correspondence manner, the N connecting ports of the multi-path optical switch b are in a one-to-one correspondence relationship with N optical fiber interfaces of an optical fiber interface area b, and the connecting port of each multi-path optical switch b is connected with only one;
the receiving box is also internally provided with a power converter b, an electric energy input end Vin of the power converter b is connected with an electric energy output end of a storage battery b, the electric energy input end of the storage battery b is connected with an external commercial power through a switch button K2, a first electric energy output end Vout1 of the power converter b is respectively connected with power ends of the controller b and the electro-optical converter b, and a second electric energy output end Vout2 of the power converter b is respectively connected with power ends of the display screen and the multi-path optical switch b.
Vout1 and Vout2 were 12v and 5v, respectively.
The controller is an integrated circuit chip and is used for receiving a test instruction sent by a touch screen, then sending corresponding control signals to the multipath optical switch, the electro-optical converter and the OTDR module, controlling the test work of the whole instrument, processing returned test data, displaying a test result through a screen, and 6 software modules including an equipment management module, a test data acquisition module, a test data processing module, a display interface module and a test report generation module are installed on the controller of the sending box, wherein the equipment management module realizes the setting and control of the OTDR module, the electro-optical converter and related parameters of the multipath optical switch by using a control protocol provided by the OTDR module, the test data acquisition module acquires the test data result of the OTDR module by using a data communication protocol provided by the OTDR module, and the test data processing module is based on the definition of a test condition and an optical fiber performance parameter, the performance parameters of the tested optical fiber from the OTDR module are arranged and further processed, a man-machine interface which is simple and convenient to operate is established by a display interface module, test parameter setting and test result display can be carried out through the man-machine interface, a test report generation module supports the display interface module, standard test data processing results are arranged and normalized, a standard test report is formed, an equipment management module and an alignment report generation module are installed on a controller of a receiving box, wherein the equipment management module mainly sets and controls related parameters of an electro-optical converter and a multi-path optical switch, the alignment report generation module realizes communication with a sending box controller, and finally an automatic alignment report is formed.
The optical switch can be connected with different optical paths under the action of an electric control signal, so that the optical switch is suitable for application occasions such as optical path switching, OTDR monitoring polling, a multi-channel test system, multi-channel optical power monitoring and the like.
In the tester, the OTDR module receives a test setting command from the controller and executes a test task, and simultaneously transmits a test result to the touch screen through the controller or transmits the test result to an external upper computer through a USB interface.
The touch screen is a core component of the scheme, a tester sets test parameters through an operation interface provided by the touch screen, the controller configures the OTDR module, the multi-path optical switch and the electro-optical converter according to the test settings and collects corresponding test results, and then the touch screen module displays information such as corresponding test processes, test results and the like.
The photoelectric converter in the scheme is mainly used for automatic alignment test service, under the command of the controller, the photoelectric converter of the sending box generates optical coding signals required by test, the optical coding signals are matched with a plurality of paths of optical switches to transmit optical coding information to optical fibers to be tested in sequence, and after a receiving end polls each path of optical fibers, the photoelectric converter of the receiving box converts the received optical coding information into electric signals to be transmitted to the controller, so that alignment work is completed.
The combiner theoretically combines multiple optical fibers into one path for output, and can realize the spatial multiplexing of optical signals, and because the automatic alignment function and the optical fiber performance test function of the tester cannot be simultaneously started, namely, the OTDR module and the electro-optical converter cannot work simultaneously, the combiner is only used as one link leading to a multi-path optical switch in the tester.
Further, N is more than or equal to 1 and less than or equal to 12 and is an integer.
Only a maximum of 12 fibers can be tested at a time for performance and logarithms for 12 fibers.
Further, the USB interface of the OTDR module is located on the same side as the optical fiber interface area a.
Can be connected with an upper computer such as a notebook computer through a USB interface.
Further, a power lamp a of the storage battery a and the USB interface of the OTDR module are located on the same side, and an optical switch sequence signal lamp a of the multi-path optical switch a is further disposed below the power lamp a.
After the power supply is connected with an external power supply through a mains supply socket and a switch button is pressed, a power supply lamp carried by the storage battery is turned on to indicate that the storage battery is normally electrified, a serial number lamp of the multi-path optical switch is 4 light emitting diodes carried by the multi-path optical switch, if the serial number lamp is turned on, 1 is indicated, otherwise 0 is indicated, the current test optical fiber is indicated in a binary system mode, for example, if two serial number lamps in the middle are turned on, namely 0110, the sixth optical fiber is tested.
Furthermore, the same side of the commercial power socket a is also provided with a grid a, and the same side of the commercial power socket b is also provided with a grid b.
The mesh grid plays a role in heat dissipation.
Furthermore, a power lamp b of the storage battery b and the optical fiber interface area b are located on the same side, and an optical switch sequence number lamp b of the multi-path optical switch b is further arranged below the power lamp b.
Further, the electro-optical converter a and the electro-optical converter b are both serial port optical fiber converters.
For the tester, serial port optical fiber converters are selected at the transmitting end and the receiving end simultaneously, so that the communication function of the transmitting end and the receiving end is realized, and the optical fiber alignment function is better realized.
In conclusion, owing to adopted above-mentioned scheme, the utility model has the advantages of it is following:
(1) the utility model relates to an automatic pair of line and optical fiber performance tester of multicore optic fibre has the optical fiber performance
The tester has two functions of testing and automatic alignment, after a controller is provided with a corresponding optical fiber performance testing program, when the optical fiber performance is tested, compared with the existing optical fiber testing equipment, the tester greatly shortens the testing time, effectively reduces errors caused by human factors, greatly improves the testing efficiency and accuracy, can be operated only by simple training, effectively reduces the training cost of enterprises, can directly display and store the testing result, does not need to spend a large amount of time for recording, facilitates the scientific management in the future, and for the commonly used multi-core optical fiber, once the testing parameters are changed, only needs to modify corresponding information through a touch screen, and greatly reduces errors caused by repeated operation;
after the controller sets the corresponding automatic alignment program, when the automatic alignment is carried out, the coded information is converted into optical signals, then the optical signals are sequentially sent into the multi-core optical fibers, the corresponding information is decoded at the receiving end, the corresponding relation of the receiving and sending wire sequences is established, and the automatic alignment function is realized.
(2) The utility model relates to an automatic alignment of multicore optic fibre and optic fibre capability test appearance, design science, knot
The structure is reasonable, the manufacture is simple, the safety and the reliability are high, the operation is convenient, the required materials of electronic devices, parts and the like can be purchased through conventional channels in the market, and the device has the prospect of large-scale production, popularization and application.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings required in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some examples of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive step.
FIG. 1 is a structural diagram of an automatic multi-core fiber alignment and fiber performance tester;
fig. 2 is an internal circuit diagram of an automatic alignment and fiber performance tester for multi-core fiber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the examples of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example (b):
a multi-core optical fiber automatic alignment and optical fiber performance tester, as shown in FIG. 1, comprises a sending box and a receiving box
The optical fiber interface device comprises a receiving box, wherein an optical fiber interface area a is arranged on one side of the sending box, a switch button K1 and a mains supply socket a are arranged on the other side of the sending box, a touch screen is arranged on the top surface of the sending box, an optical fiber interface area b is arranged on one side of the receiving box, a switch button K2 and a mains supply socket b are arranged on the other side of the receiving box, a display screen is arranged on the top surface of the receiving box, N optical fiber interfaces are arranged on the optical fiber interface area a and the optical fiber interface area b, only one optical fiber interface of the optical fiber interface area b corresponds to each optical fiber interface of the optical fiber interface area a, N is more than or equal to 1 and less;
as shown in fig. 2, a controller a is disposed in the sending box, a first signal end of the controller a is connected to a signal end of the touch screen, a second signal end of the controller a is connected to an electrical signal end of an electro-optical converter a, a third signal end of the controller a is connected to an electrical signal end of an OTDR module, N output ends of control signals of the controller a are connected to N electrical signal input ends of a multi-path optical switch a in a one-to-one correspondence manner, an optical signal end of the electro-optical converter a is connected to a first port of a combiner, an optical signal end of the OTDR module is connected to a second port of the combiner, a third port of the combiner is connected to an optical signal end of the multi-path optical switch a, the multi-path optical switch a has N connection ports, and the N connection ports of the multi-path optical switch a and the N optical fiber interfaces of the optical fiber interface area a are in a one-to-one correspondence relationship, a connection port of each multi-path optical switch a is connected with only one optical fiber to be tested, a power converter a is further arranged in the sending box, an electric energy input end Vin of the power converter a is connected with an electric energy output end of a storage battery a, the electric energy input end of the storage battery a is connected with an external commercial power through a switch button K1, a first electric energy output end Vout1 of the power converter a is respectively connected with power ends of the controller a, the OTDR module and the electro-optical converter a, a second electric energy output end Vout2 of the power converter a is respectively connected with power ends of the touch screen and the multi-path optical switch a, and the electro-optical converter a is a serial port optical fiber converter;
as shown in fig. 2, a controller b is arranged in the receiving box, a signal output end of the controller b is connected with a signal input end of a display screen, a signal input/output end of the controller b is connected with an electrical signal end of an electro-optical converter b, N output ends of control signals of the controller b are connected with N electrical signal input ends of a multi-path optical switch b in a one-to-one correspondence manner, an optical signal end of the multi-path optical switch b is connected with an optical signal end of the electro-optical converter b, the multi-path optical switch b is provided with N connection ports in total, the N connection ports of the multi-path optical switch b are in a one-to-one correspondence relationship with N optical fiber interfaces of an optical fiber interface area b, each connection port of the multi-path optical switch b is connected with only one optical fiber to be tested, a power converter b is further arranged in the receiving box, and an electrical energy input end Vin of the power converter b is connected, the electric energy input end of the storage battery b is connected with an external commercial power through a switch button K2, the first electric energy output end Vout1 of the power converter b is respectively connected with the power ends of the controller b and the electro-optical converter b, the second electric energy output end Vout2 of the power converter b is respectively connected with the power ends of the display screen and the multi-path optical switch b, and the electro-optical converter b is a serial optical fiber converter;
as shown in fig. 1, the USB interface of the OTDR module and the optical fiber interface area a are located on the same side, the power lamp a of the storage battery a and the USB interface of the OTDR module are located on the same side, the optical switch serial number lamp a of the multi-path optical switch a is further disposed below the power lamp a, the grid a is further disposed on the same side of the utility power socket a, the grid b is further disposed on the same side of the utility power socket b, the power lamp b of the storage battery b and the optical fiber interface area b are located on the same side, and the optical switch serial number lamp b of the multi-path optical switch b is further disposed below the power lamp b.
In this embodiment, the touch screen and the display screen are both made of ceramic ATK-7' RGBLCD _ V1.3, the controller is made of Italian semiconductor STM32F103ZET6, the OTDR module is a poly M2119E-FU, the multi-way optical switch is made of Kogyi OSW _1x12, the electro-optical converter is made of RS232HFB of six-Ruizi nuri, and the combiner is Xiaodao photon LCMFC-Nx 1.
The working process of the utility model is as follows:
testing the performance of the optical fiber: based on the existing OTDR test principle, after connecting the optical fiber to be tested with the multi-channel optical switch of the sending box, setting the test parameter through the touch screen, after the sending box controller receives the test parameter through the serial port, sending a corresponding electric signal to the OTDR module according to the received test parameter, so that the OTDR module generates and sends a corresponding laser signal, simultaneously the sending box controller sends a corresponding electric signal to the multi-channel optical switch according to a test line sequence set by a program to control the on-off state of the multi-channel optical switch, a connection channel between the OTDR module and the optical fiber to be tested is established, the optical fibers are tested one by one according to the test line sequence, 12 optical fibers can be tested at most at one time, after each optical fiber is tested, the test result is transmitted to the touch screen through the controller for display by the OTDR module, or after the test result is connected with an upper computer through a USB interface of the OTDR module, the test result is transmitted to, And (6) testing.
And (3) carrying out automatic alignment on the optical fiber: after the optical fiber to be tested is respectively connected with the multi-path optical switch of the sending box and the multi-path optical switch of the receiving box, the touch screen is provided with the line sequence number of the optical fiber to be aligned, the sending box controller is controlled by the self timer, the line sequence number of the line to be aligned is sent out through the electro-optical converter, the multi-path optical switch of the sending box is controlled to be closed to the corresponding number channel, the receiving box waits for the confirmation signal returned by the receiving box, the controller of the receiving box polls the state of the multi-path optical fiber by controlling the multi-path optical switch of the receiving box, the number information transmitted by the sending box is received through the electro-optical converter, and comparing a channel when the optical switch of the receiving box is closed, completing one path of alignment, returning a confirmation signal to the sending box, starting the alignment of the next optical fiber by the sending box, sequentially completing the alignment of all the optical fibers according to the logic, and finally displaying an alignment result table on a display screen of the receiving box.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A multi-core optical fiber automatic alignment and optical fiber performance tester is characterized in that: the optical fiber interface device comprises a sending box and a receiving box, wherein an optical fiber interface area a is arranged on one side of the sending box, a switch button K1 and a mains supply socket a are arranged on the other side of the sending box, a touch screen is arranged on the top surface of the sending box, an optical fiber interface area b is arranged on one side of the receiving box, a switch button K2 and a mains supply socket b are arranged on the other side of the receiving box, a display screen is arranged on the top surface of the receiving box, N optical fiber interfaces are arranged in the optical fiber interface area a and the optical fiber interface area b, and only one optical fiber interface of the optical fiber interface area b corresponds to the optical fiber interface area a;
a controller a is arranged in the sending box, a first signal end of the controller a is connected with a signal end of the touch screen, a second signal end of the controller a is connected with an electric signal end of an electro-optical converter a, a third signal end of the controller a is connected with an electric signal end of an OTDR module, N output ends of control signals of the controller a are correspondingly connected with N electric signal input ends of a multi-path optical switch a one by one, an optical signal end of the electro-optical converter a is connected with a first port of a combiner, an optical signal end of the OTDR module is connected with a second port of the combiner, a third port of the combiner is connected with an optical signal end of the multi-path optical switch a, the multi-path optical switch a is provided with N connection ports, and the N connection ports of the multi-path optical switch a are in one-to-one correspondence with N optical fiber interfaces of the optical fiber interface area a, the connection port of each multi-path optical switch a is connected with only one optical fiber to be tested;
a power converter a is further arranged in the sending box, an electric energy input end Vin of the power converter a is connected with an electric energy output end of a storage battery a, the electric energy input end of the storage battery a is connected with an external commercial power through a switch button K1, a first electric energy output end Vout1 of the power converter a is respectively connected with power supply ends of the controller a, the OTDR module and the electro-optical converter a, and a second electric energy output end Vout2 of the power converter a is respectively connected with power supply ends of the touch screen and the multi-path optical switch a;
a controller b is arranged in the receiving box, a signal output end of the controller b is connected with a signal input end of a display screen, a signal input/output end of the controller b is connected with an electric signal end of an electro-optical converter b, N output ends of control signals of the controller b are connected with N electric signal input ends of a multi-path optical switch b in a one-to-one correspondence manner, an optical signal end of the multi-path optical switch b is connected with an optical signal end of the electro-optical converter b, N connecting ports are arranged in the multi-path optical switch b in a one-to-one correspondence manner, the N connecting ports of the multi-path optical switch b are in a one-to-one correspondence relationship with N optical fiber interfaces of an optical fiber interface area b, and the connecting port of each multi-path optical switch b is connected with only one;
the receiving box is also internally provided with a power converter b, an electric energy input end Vin of the power converter b is connected with an electric energy output end of a storage battery b, the electric energy input end of the storage battery b is connected with an external commercial power through a switch button K2, a first electric energy output end Vout1 of the power converter b is respectively connected with power ends of the controller b and the electro-optical converter b, and a second electric energy output end Vout2 of the power converter b is respectively connected with power ends of the display screen and the multi-path optical switch b.
2. The multi-core optical fiber automatic alignment and optical fiber performance tester as claimed in claim 1, wherein: n is more than or equal to 1 and less than or equal to 12 and is an integer.
3. The multi-core optical fiber automatic alignment and optical fiber performance tester as claimed in claim 1, wherein: the USB interface of the OTDR module and the optical fiber interface area a are positioned on the same side.
4. The multi-core optical fiber automatic alignment and optical fiber performance tester as claimed in claim 1 or 3, wherein: the power lamp a of the storage battery a and the USB interface of the OTDR module are positioned on the same side, and an optical switch sequence signal lamp a of the multi-path optical switch a is further arranged below the power lamp a.
5. The multi-core optical fiber automatic alignment and optical fiber performance tester as claimed in claim 1, wherein: the utility power socket a is provided with a grid a on the same side, and the utility power socket b is provided with a grid b on the same side.
6. The multi-core optical fiber automatic alignment and optical fiber performance tester as claimed in claim 1, wherein: the power lamp b of the storage battery b and the optical fiber interface area b are positioned on the same side, and an optical switch sequence signal lamp b of the multi-path optical switch b is further arranged below the power lamp b.
7. The multi-core optical fiber automatic alignment and optical fiber performance tester as claimed in claim 1, wherein: the electro-optical converter a and the electro-optical converter b are both serial port optical fiber converters.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922094797.7U CN210802852U (en) | 2019-11-28 | 2019-11-28 | Multi-core optical fiber automatic alignment and optical fiber performance tester |
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| CN201922094797.7U CN210802852U (en) | 2019-11-28 | 2019-11-28 | Multi-core optical fiber automatic alignment and optical fiber performance tester |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588211A (en) * | 2021-07-20 | 2021-11-02 | 国网河北省电力有限公司检修分公司 | Multi-path intelligent optical fiber line calibration tester |
| CN116015431A (en) * | 2022-12-02 | 2023-04-25 | 高勘(广州)技术有限公司 | Fiber core analysis method, device, equipment and storage medium based on display interface |
-
2019
- 2019-11-28 CN CN201922094797.7U patent/CN210802852U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588211A (en) * | 2021-07-20 | 2021-11-02 | 国网河北省电力有限公司检修分公司 | Multi-path intelligent optical fiber line calibration tester |
| CN116015431A (en) * | 2022-12-02 | 2023-04-25 | 高勘(广州)技术有限公司 | Fiber core analysis method, device, equipment and storage medium based on display interface |
| CN116015431B (en) * | 2022-12-02 | 2024-03-19 | 高勘(广州)技术有限公司 | Fiber core analysis method, device, equipment and storage medium based on display interface |
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