CN119439394B - Multi-channel MCF optical fiber connection structure based on data transmission and manufacturing method thereof - Google Patents
Multi-channel MCF optical fiber connection structure based on data transmission and manufacturing method thereof Download PDFInfo
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- CN119439394B CN119439394B CN202411891507.0A CN202411891507A CN119439394B CN 119439394 B CN119439394 B CN 119439394B CN 202411891507 A CN202411891507 A CN 202411891507A CN 119439394 B CN119439394 B CN 119439394B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3885—Multicore or multichannel optical connectors, i.e. one single ferrule containing more than one fibre, e.g. ribbon type
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
- G02B6/3838—Means for centering or aligning the light guide within the ferrule using grooves for light guides
- G02B6/3839—Means for centering or aligning the light guide within the ferrule using grooves for light guides for a plurality of light guides
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/385—Accessories for testing or observation of connectors
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3863—Details of mounting fibres in ferrules; Assembly methods; Manufacture fabricated by using polishing techniques
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3881—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using grooves to align ferrule ends
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
本发明涉及光纤连接的技术领域，具体涉及基于数据传输的多通道MCF光纤连接结构及其制造方法，该连接结构包括光桥、pin针和连接器；光桥的顶面设置有两条相互平行的插槽，两条插槽贯穿光桥的其中一侧壁，光桥且位于两条插槽之间设置有多条相互平行的通信槽；连接器耦合于光桥，连接器内沿前后方向设置有两个相互平行的插孔，所有插孔均贯穿连接器其中一相对的侧壁，两个插孔分别与两个插槽相互连通，连接器内沿前后方向开设有多个通信孔，所有通信孔均贯穿连接器其中一相对的侧壁，多个通信孔分别与多个通信槽相互连通；pin针设置有两条，两条pin针分别穿设对应的插槽和插孔。通过通信槽与通信孔的多通道设计，解决了高密度连接的需求。
The present invention relates to the technical field of optical fiber connection, and specifically to a multi-channel MCF optical fiber connection structure based on data transmission and a manufacturing method thereof, wherein the connection structure comprises an optical bridge, a pin needle and a connector; the top surface of the optical bridge is provided with two mutually parallel slots, the two slots penetrate one of the side walls of the optical bridge, and the optical bridge is provided with a plurality of mutually parallel communication slots between the two slots; the connector is coupled to the optical bridge, two mutually parallel jacks are provided in the connector along the front-to-back direction, all the jacks penetrate one of the opposite side walls of the connector, the two jacks are respectively connected with the two slots, a plurality of communication holes are provided in the connector along the front-to-back direction, all the communication holes penetrate one of the opposite side walls of the connector, and a plurality of communication holes are respectively connected with a plurality of communication slots; two pin needles are provided, and the two pin needles are respectively provided with corresponding slots and jacks. The multi-channel design of the communication slots and communication holes solves the demand for high-density connection.
Description
Technical Field
The invention relates to the technical field of optical fiber connection, in particular to a multichannel MCF optical fiber connection structure based on data transmission and a manufacturing method thereof.
Background
The multi-channel optical fiber connection structure is a design for realizing simultaneous connection of a plurality of optical fibers and efficient transmission of optical signals, and the optical fibers are precisely arranged and fixed through specific structures (such as an optical bridge, a slot, a communication slot and the like), so that high-density and high-precision coupling between the multi-channel optical fibers can be kept, and meanwhile, high efficiency and low loss of optical signal transmission are ensured. This architecture is commonly used in scenarios requiring high-speed, high-bandwidth data transmission, such as data centers, optical communication networks, and high-performance computing systems.
The application document with the publication number of CN117930437A discloses an optical fiber connector, which comprises a coupling piece, a core tube assembly, a sleeve, a metal retaining piece and a pressing piece, wherein the core tube assembly is arranged in the coupling piece, the metal retaining piece is combined with one end of the coupling piece, a spring arm of the metal retaining piece obliquely extends to the other end of the coupling piece, two sides of the spring arm are respectively provided with a plurality of retaining structures, the sleeve is arranged at the other end of the coupling piece and is combined with the pressing piece, a pressing part of the pressing piece extends towards the spring arm, and a sleeved hole of the metal retaining piece is butted with a butt joint block of the coupling piece in a riveting mode, so that the coupling piece and the metal retaining piece are stably positioned.
The structure in the prior art cannot meet the connection requirement when high-density multichannel optical fiber connection is needed because of complex components and low space utilization rate.
Disclosure of Invention
The invention aims to provide a multi-channel optical fiber connection mode, and provides a multi-channel MCF optical fiber connection structure based on data transmission and a manufacturing method thereof.
The invention adopts the following technical scheme:
the multichannel MCF optical fiber connection structure based on data transmission comprises an optical bridge, pin needles and a connector, wherein the optical bridge, the pin needles and the connector are mutually orthogonal in the vertical direction, two slots which are mutually parallel are formed in the top surface of the optical bridge, the two slots penetrate through one side wall of the optical bridge, a plurality of communication slots which are mutually parallel are formed between the two slots of the optical bridge, the connector is coupled to the optical bridge, two jacks which are mutually parallel are formed in the connector along the front-rear direction, all jacks penetrate through one opposite side wall of the connector, the two jacks are respectively communicated with the two slots, a plurality of communication holes are formed in the connector along the front-rear direction, all the communication holes penetrate through one opposite side wall of the connector, the communication holes are respectively communicated with the communication slots, the pin needles are respectively provided with two pins, and the pin needles penetrate through the corresponding slots and the jacks.
Optionally, the connecting structure further comprises a cover plate, the cover plate is arranged on the top surface of the optical bridge in a covering mode, two mutually parallel limiting grooves are formed in the bottom surface of the cover plate, the two limiting grooves penetrate through the opposite side wall of the cover plate, the two limiting grooves are respectively communicated with the two slots and are arranged opposite to each other, and the two pin needles penetrate through the corresponding limiting grooves.
Optionally, the connecting structure further comprises two screw caps, wherein the end parts of the two pin needles, which are far away from the optical bridge, extend out of one side wall of the connector, threads are arranged on the end parts of the two pin needles, which are far away from the optical bridge, respectively, the two screw caps are in threaded connection with the end parts of the two pin needles, which are far away from the optical bridge, respectively, and one end of each of the two screw caps abuts against the side wall of the connector, which is far away from the cover plate.
The embodiment also provides a manufacturing method of the multi-channel MCF optical fiber connection structure based on data transmission, which is applied to the multi-channel MCF optical fiber connection structure based on data transmission and comprises the following steps of S1, designing an optical fiber arrangement, a connector structure and an optical bridge structure according to the requirements of data transmission, S2, cutting, polishing and polishing the end faces of optical fibers, butting the optical fibers and the connector, S3, assembling the optical fibers and the connector, S4, detecting the assembled optical fibers and the connector, detecting the end parts of the optical fibers towards the optical bridge by a detection module, obtaining an optical fiber end face alignment factor, obtaining information of good or poor optical fiber end face alignment effect according to the optical fiber end face alignment factor, S5, sequentially connecting the optical bridge, a cover plate, a pin needle and a threaded cap according to the information of poor optical fiber end face alignment effect, and repeating the step S3, and S6, testing and verifying the assembled connection structure.
Optionally, in step S4, the detection module includes a visual detection sub-module, a flatness detection sub-module, an information setting sub-module, a control sub-module, an alignment judgment sub-module, and a communication sub-module; the vision detection submodule is used for detecting and obtaining the x coordinate of the center point of each optical fiber end face, the x coordinate of the highest point of each optical fiber end face and the x coordinate of the lowest point of each optical fiber end face, and transmitting the x coordinate to the control submodule, the flatness detection submodule is used for detecting and obtaining the actual measurement value of the flatness of each optical fiber and transmitting the actual measurement value to the control submodule, the information setting submodule is used for setting the total number of the optical fibers, the preset distance along the x axis direction, the error distance along the x axis direction and the preset value of the flatness of the optical fiber and transmitting the preset value to the control submodule, the control submodule obtains the difference index of the lowest point of the optical fiber end face according to the total number of the optical fibers, the preset distance along the x axis direction and the error distance along the x axis direction, obtains the difference index of the optical fiber end face according to the total number of the optical fibers, the x coordinate of the highest point of each optical fiber end face, the difference index of the preset value of the optical fiber end face and the maximum point along the x axis direction, and the difference index of the maximum point of the optical fiber face, and the difference index of the maximum point of the optical fiber face is obtained according to the total number of the optical fibers, the x coordinate of the preset distance of the optical fiber end face and the difference index of the maximum point along the x axis direction, the alignment judging submodule obtains information of good or bad optical fiber end face alignment effect according to the optical fiber end face alignment factors and transmits the information to the communication module, and the communication submodule transmits the information of good or bad optical fiber end face alignment effect to the user end.
The visual detection submodule comprises an image acquisition unit, an image processing unit and a data transmission unit, wherein the image acquisition unit is used for acquiring images, the image processing unit is used for analyzing the acquired images through edge detection, shape fitting and center positioning, identifying the center point, the highest point and the lowest point of the optical fiber end face, analyzing the center point, the highest point and the lowest point of the optical fiber end face according to the center point, the highest point and the lowest point of the optical fiber end face to obtain the x coordinate of the center point of each optical fiber end face, the x coordinate of the highest point of each optical fiber end face and the x coordinate of the lowest point of each optical fiber end face, and transmitting the x coordinate of the center point of each optical fiber end face, the x coordinate of the highest point of each optical fiber end face and the x coordinate of the lowest point of each optical fiber end face to the control submodule.
Optionally, when the control submodule calculates the optical fiber end face alignment factor, the following formula is satisfied:
Wherein AF is the optical fiber end face alignment factor, deltaCTR is the difference index of the center point of the optical fiber end face, deltaTOP is the difference index of the highest point of the optical fiber end face, deltaIn is the difference index of the lowest point of the optical fiber end face, A is the total number of optical fibers, d ref is the preset value of the optical fiber flatness, and d a is the actual measurement value of the a-th optical fiber flatness.
The beneficial effects obtained by the invention are as follows:
1. the requirement of high-density connection is solved through the multi-channel design of the communication groove and the communication hole;
2. By adopting the simple combination of the optical bridge, the pin needle and the connector, the number of mechanical parts is reduced, thereby simplifying the assembly process;
3. The coupling design of the optical bridge slot and the connector jack improves the butting precision and stability of optical fiber connection;
4. through the structure of a plurality of communication grooves and communication holes, the efficient coupling and transmission of the multichannel optical fiber are realized, and the signal transmission efficiency is optimized.
For a further understanding of the nature and the technical aspects of the present invention, reference should be made to the following detailed description of the invention and the accompanying drawings, which are provided for purposes of reference only and are not intended to limit the invention.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a multi-channel MCF optical fiber connection structure based on data transmission according to the present invention;
FIG. 2 is a schematic view of the overall structure of another angle of the present invention;
FIG. 3 is a schematic diagram of an optical bridge according to the present invention;
FIG. 4 is a flow chart of a method of fabricating a multi-channel MCF fiber optic connection structure based on data transmission in accordance with the present invention;
FIG. 5 is a schematic diagram of a detection module according to the present invention;
FIG. 6 is a schematic diagram of a visual inspection sub-module according to the present invention;
FIG. 7 is a relationship diagram of the present invention;
fig. 8 is a flowchart of a second embodiment of a method for manufacturing a multi-channel MCF optical fiber connection structure based on data transmission according to the present invention;
FIG. 9 is a schematic diagram of a quality inspection module according to a second embodiment of the present invention;
fig. 10 is a relationship diagram of a second embodiment of the present invention.
Reference numerals illustrate:
100. the optical bridge is 110, the slot is 120, the communication slot;
200. A pin needle;
300. 310, jack, 320, communication hole;
400. 410, limit groove;
500. a screw cap.
Detailed Description
The following embodiments of the present invention are described in terms of specific examples, and those skilled in the art will appreciate the advantages and effects of the present invention from the disclosure herein. The invention is capable of other and different embodiments and its several details are capable of modification and variation in various respects, all without departing from the spirit of the present invention. The drawings of the present invention are merely schematic illustrations, and are not drawn to actual dimensions, and are stated in advance. The following embodiments will further illustrate the related art of the present invention in detail, but the disclosure is not intended to limit the scope of the present invention.
First embodiment this embodiment provides a multi-channel MCF optical fiber connection structure based on data transmission, as shown in fig. 1 to 7.
The multichannel MCF optical fiber connection structure based on data transmission comprises an optical bridge 100, pin needles 200 and a connector 300, wherein the optical bridge 100 is provided with two slots 110 which are parallel to each other, the two slots 110 penetrate through one side wall of the optical bridge 100, a plurality of communication slots 120 which are parallel to each other are arranged between the two slots 110 of the optical bridge 100, the connector 300 is coupled to the optical bridge 100, two jacks 310 which are parallel to each other are arranged in the connector 300 along the front-back direction, all jacks 310 penetrate through one opposite side wall of the connector 300, the two jacks 310 are respectively communicated with the two slots 110, a plurality of communication holes 320 are formed in the connector 300 along the front-back direction, all the communication holes 320 penetrate through one opposite side wall of the connector 300, the plurality of communication holes 320 are respectively communicated with the plurality of communication slots 120, the pin needles 200 are provided with two corresponding slots 110 and jacks 310, and the two pin needles 200 are respectively penetrated through the corresponding slots 110 and the jacks 310.
Optionally, the connecting structure further comprises a cover plate 400, the cover plate 400 is covered on the top surface of the optical bridge 100, two mutually parallel limiting grooves 410 are formed in the bottom surface of the cover plate 400, the two limiting grooves 410 penetrate through one of opposite side walls of the cover plate 400, the two limiting grooves 410 are respectively communicated with the two slots 110 and are arranged opposite to each other, and the two pin needles 200 respectively penetrate through the corresponding limiting grooves 410.
Optionally, the connecting structure further comprises two screw caps 500, wherein the ends of the two pin needles 200, which are far away from the optical bridge 100, extend out of one side wall of the connector 300, the ends of the two pin needles 200, which are far away from the optical bridge 100, are provided with screw threads, the two screw caps 500 are respectively connected with the ends of the two pin needles 200, which are far away from the optical bridge 100, and one ends of the two screw caps 500 are propped against the side wall of the connector 300, which is far away from the cover plate 400.
The present embodiment solves the problem that the conventional connection structure cannot meet the connection requirement, and solves the requirement of high-density connection through the multi-channel design of the communication slot 120 and the communication hole 320.
The embodiment also provides a manufacturing method of the multi-channel MCF optical fiber connection structure based on data transmission, which is applied to the multi-channel MCF optical fiber connection structure based on data transmission and comprises the following steps of S1, designing an optical fiber arrangement, a connector 300 structure and an optical bridge 100 structure according to the requirement of data transmission, S2, cutting, polishing and polishing the end faces of optical fibers, butting the optical fibers and the connector 300, S3, assembling the optical fibers and the connector 300, S4, detecting the assembled optical fibers and the connector 300, detecting the end faces of the optical fibers towards the end of the optical bridge 100 by a detection module, obtaining an optical fiber end face alignment factor, obtaining information of good or poor optical fiber end face alignment effect according to the optical fiber end face alignment factor, S5, sequentially connecting the optical bridge 100, the cover plate 400, the pin needle 200 and the threaded cap 500 on a composition of the optical fibers and the connector 300 according to the information of poor optical fiber end face alignment effect, and repeating the step S3, and verifying the quality of the assembled connection structure.
Optionally, in step S4, the detection module includes a visual detection sub-module, a flatness detection sub-module, an information setting sub-module, a control sub-module, an alignment judgment sub-module, and a communication sub-module; the vision detection submodule is used for detecting and obtaining the x coordinate of the center point of each optical fiber end face, the x coordinate of the highest point of each optical fiber end face and the x coordinate of the lowest point of each optical fiber end face, and transmitting the x coordinate to the control submodule, the flatness detection submodule is used for detecting and obtaining the actual measurement value of the flatness of each optical fiber and transmitting the actual measurement value to the control submodule, the information setting submodule is used for setting the total number of the optical fibers, the preset distance along the x axis direction, the error distance along the x axis direction and the preset value of the flatness of the optical fiber and transmitting the preset value to the control submodule, the control submodule obtains the difference index of the lowest point of the optical fiber end face according to the total number of the optical fibers, the preset distance along the x axis direction and the error distance along the x axis direction, obtains the difference index of the optical fiber end face according to the total number of the optical fibers, the x coordinate of the highest point of each optical fiber end face, the difference index of the preset value of the optical fiber end face and the maximum point along the x axis direction, and the difference index of the maximum point of the optical fiber face, and the difference index of the maximum point of the optical fiber face is obtained according to the total number of the optical fibers, the x coordinate of the preset distance of the optical fiber end face and the difference index of the maximum point along the x axis direction, the alignment judging submodule obtains information of good or bad optical fiber end face alignment effect according to the optical fiber end face alignment factors and transmits the information to the communication module, and the communication submodule transmits the information of good or bad optical fiber end face alignment effect to the user end.
Specifically, the alignment judgment sub-module refers to the principle that when the optical fiber end face alignment factor is larger than or equal to the selection threshold value of the optical fiber end face alignment factor, the optical fiber end face alignment effect is poor, when the optical fiber end face alignment factor is smaller than the selection threshold value of the optical fiber end face alignment factor, the optical fiber end face alignment effect is good, and the selection threshold value of the optical fiber end face alignment factor is set by a person skilled in the art.
The visual detection submodule comprises an image acquisition unit, an image processing unit and a data transmission unit, wherein the image acquisition unit is used for acquiring images, the image processing unit is used for analyzing the acquired images through edge detection, shape fitting and center positioning, identifying the center point, the highest point and the lowest point of the optical fiber end face, analyzing the center point, the highest point and the lowest point of the optical fiber end face according to the center point, the highest point and the lowest point of the optical fiber end face to obtain the x coordinate of the center point of each optical fiber end face, the x coordinate of the highest point of each optical fiber end face and the x coordinate of the lowest point of each optical fiber end face, and transmitting the x coordinate of the center point of each optical fiber end face, the x coordinate of the highest point of each optical fiber end face and the x coordinate of the lowest point of each optical fiber end face to the control submodule.
Optionally, when the control submodule calculates the optical fiber end face alignment factor, the following formula is satisfied:
Wherein AF is the optical fiber end face alignment factor, deltaCTR is the difference index of the center point of the optical fiber end face, deltaTOP is the difference index of the highest point of the optical fiber end face, deltaIn is the difference index of the lowest point of the optical fiber end face, A is the total number of optical fibers, d ref is the preset value of the optical fiber flatness, and d a is the actual measurement value of the a-th optical fiber flatness.
Optionally, when the control submodule calculates, the following equation is satisfied:
Wherein zx a is the x coordinate of the center point of the end face of the a-th optical fiber, bz ref is a preset distance along the x-axis direction, zg a is the x coordinate of the highest point of the end face of the a-th optical fiber, wc ref is the error distance along the x-axis direction, and zd a is the x coordinate of the lowest point of the end face of the a-th optical fiber.
When the control submodule calculates the optical fiber end face alignment factor, the following program codes are referred to:
Specifically, the units of the preset distance along the x-axis direction and the error distance along the x-axis direction are both millimeter, the preset distance along the x-axis direction and the error distance along the x-axis direction are set by a person skilled in the art, it is understood that the preset distance along the x-axis direction is the preset distance that one end of the optical fiber extends out of the end face of the corresponding element after the optical fiber is installed, the corresponding preset distance along the x-axis direction refers to the tolerance during processing of the end face of the optical fiber along the x-axis direction, the x-coordinate refers to the coordinate along the length direction of the optical fiber, and the "highest point" and the "lowest point" refer to the positions of the end face of the optical fiber, except the center point, away from the coordinate axis (the origin of the coordinate axis would be arranged on the body of the optical fiber and away from the end face to be tested), the preset value of the flatness of the optical fiber can be specifically referred to as the "farthest point" and the "nearest point" shown in fig. 1, the preset value of the flatness of the optical fiber is set by the person in the art to mean that the smaller value of the flatness "the flatness is larger, and the larger influence on the flatness is caused by the larger corresponding value. The measured value of the flatness of the optical fiber can be obtained from RMS (Root Mean Square) values obtained from the distance from each point on the surface of the optical fiber to the reference plane and the average value of all the distances.
The above units are just one example, and a person skilled in the art may set different units according to actual needs when implementing the present embodiment.
The embodiment solves the problem that the traditional manufacturing method is single, and can find and correct the alignment problem in early stage by automatically detecting and feeding back the alignment effect, so that reworking risk after subsequent assembly is completed is reduced.
Second embodiment this embodiment includes the whole content of the first embodiment, and provides a method for manufacturing a multi-channel MCF optical fiber connection structure based on data transmission, which is shown in fig. 8 to 10.
In step S6, a quality verification module is used for verifying the quality of the optical fiber and obtaining a corresponding signal attenuation index.
Optionally, in step S6, the quality verification module includes an information storage sub-module, a power detection sub-module, a calculation sub-module, and a transmission sub-module;
the information storage submodule is used for storing the length of the optical fiber and the compensation coefficient and transmitting the optical fiber length and the compensation coefficient to the calculation submodule;
the power detection submodule is used for detecting and obtaining optical fiber input power and transmitting the optical fiber input power to the calculation submodule;
The calculating submodule obtains an index of the optical fiber output power according to the optical fiber input power, the compensation coefficient and the optical fiber length, obtains a signal attenuation index according to the compensation coefficient, the optical fiber length, the index of the optical fiber output power and the optical fiber input power, and transmits the signal attenuation index to the transmitting submodule;
The transmission sub-module transmits the signal attenuation index to the user terminal.
Optionally, the calculation submodule calculates with reference to the following equation:
Where η is a signal attenuation index, k is a compensation coefficient, L is an optical fiber length, p out is an index of optical fiber output power, and p in is an optical fiber input power.
When the calculation submodule calculates, the following program codes are referred to:
Specifically, the smaller the value of the signal attenuation index is, the smaller the loss of the signal in the transmission process is, the unit of the length of the optical fiber is cm, and the unit of the output power of the optical fiber is watt.
The experiment shows that the compensation coefficient is 0.4 when the optical fiber belongs to the standard single mode optical fiber, 0.35 when the corresponding wavelength is 1260nm, 0.2 when the corresponding wavelength is 1550nm, 0.25 when the corresponding wavelength is 1625nm, 0.19 when the optical fiber belongs to the non-zero dispersion displacement single mode optical fiber, 3 when the corresponding wavelength is 1550nm, and 0.8 when the corresponding wavelength is 1300 nm.
The above units are just one example, and a person skilled in the art may set different units according to actual needs when implementing the present embodiment.
The method solves the problem of low production efficiency of the traditional manufacturing method, and the cooperation among the submodules enables the optical fiber quality verification to be fully automatic from data acquisition to index calculation, reduces manual intervention and improves production efficiency.
The foregoing disclosure is only a preferred embodiment of the present invention and is not intended to limit the scope of the invention, so that all equivalent technical changes made by the application of the present invention and the accompanying drawings are included in the scope of the invention, and in addition, the elements in the invention can be updated with the technical development.
Claims (4)
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87107863A (en) * | 1986-11-15 | 1988-09-28 | 住友电气工业株式会社 | Optical connector and method of manufacturing the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7197224B2 (en) * | 2003-07-24 | 2007-03-27 | Reflex Photonics Inc. | Optical ferrule |
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| CN210534378U (en) * | 2019-09-23 | 2020-05-15 | 深圳加华微捷科技有限公司 | High temperature resistant fiber connector |
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