CN113050223A - Polymer waveguide connector, manufacturing method thereof and connector set - Google Patents
Polymer waveguide connector, manufacturing method thereof and connector set Download PDFInfo
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- CN113050223A CN113050223A CN201911367423.6A CN201911367423A CN113050223A CN 113050223 A CN113050223 A CN 113050223A CN 201911367423 A CN201911367423 A CN 201911367423A CN 113050223 A CN113050223 A CN 113050223A
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- 229920000642 polymer Polymers 0.000 title claims abstract description 131
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000013307 optical fiber Substances 0.000 claims abstract description 122
- 230000003287 optical effect Effects 0.000 claims abstract description 36
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000005253 cladding Methods 0.000 claims description 17
- 239000000835 fiber Substances 0.000 claims description 14
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 239000011241 protective layer Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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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
- G02B6/241—Light guide terminations
-
- 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
- G02B6/26—Optical coupling means
- G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
An embodiment of the present invention provides a polymer waveguide connector, including: the connector comprises a polymer waveguide structure and a shell fixedly sleeved at one end of the polymer waveguide structure, wherein the polymer waveguide structure comprises a waveguide inner core, the connector further comprises a ferrule fixedly arranged in the shell, the ferrule comprises a body and an optical fiber penetrating through the body, the end face of one end of the optical fiber is optically coupled with the end face of the waveguide inner core, and the end face of the other end of the optical fiber is formed into the optical end face of the polymer waveguide connector. The embodiment of the invention also provides a manufacturing method of the polymer waveguide connector and a connector group. The invention can prevent the optical end surface of the polymer waveguide connector from being abraded.
Description
Technical Field
The invention relates to the field of optical communication, in particular to a polymer waveguide connector, a manufacturing method thereof and a connector set.
Background
With the development of cloud computing and big data, the requirements on the volume, the cost and the like of various communication modules are higher and higher, the volume of the connection module restricts the development of the communication modules in the butt joint of the communication modules, and the connection module with small volume, low cost, simple assembly and high reliability is urgently needed. At present, the polymer waveguide module has the advantages of small volume, batch production, low production cost and capability of realizing passive coupling butt joint, and accords with the development trend of optical communication modules. However, when the polymer waveguide connector is mated with a standard optical fiber connector, the end face of the polymer waveguide connector is easily damaged.
Disclosure of Invention
In order to solve at least one of the above problems, embodiments of the present invention provide a polymer waveguide connector, a method for manufacturing the same, and a connector set, so as to prevent an end surface of the polymer waveguide connector from being damaged.
In a first aspect, an embodiment of the present invention provides a polymer waveguide connector, including: the polymer waveguide connector comprises a polymer waveguide structure and a shell fixedly sleeved at one end of the polymer waveguide structure, wherein the polymer waveguide structure comprises a waveguide inner core, the polymer waveguide connector further comprises a ferrule fixedly arranged in the shell, the ferrule comprises a body and an optical fiber penetrating through the body, the end face of one end of the optical fiber is optically coupled with the end face of the waveguide inner core, and the end face of the other end of the optical fiber is formed into the optical end face of the polymer waveguide connector.
Optionally, the end faces of both ends of the optical fiber are flush with the outer surface of the body.
Optionally, a first fixing hole and a second fixing hole are formed in the housing, an adhesive is disposed in each of the first fixing hole and the second fixing hole, the polymer waveguide structure is fixedly connected to the housing through the adhesive in the first fixing hole, and the ferrule is fixedly connected to the housing through the adhesive in the second fixing hole.
Optionally, an index matching layer is disposed between the ferrule and the polymer waveguide structure.
Optionally, the polymer waveguide structure extends into the housing from an opening at one end of the housing, and an end face of the ferrule away from the polymer waveguide structure is flush with the opening at the other end of the housing.
Optionally, the ferrule includes a plurality of the optical fibers, the polymer waveguide structure includes a plurality of the waveguide cores, and the plurality of the optical fibers correspond to the plurality of the waveguide cores one to one; the distance between the optical fibers is 240-260 mu m.
Optionally, the polymer waveguide structure further comprises: a cladding surrounding the waveguide core and a protective layer surrounding the cladding, the cladding having a refractive index less than the refractive index of the waveguide core.
In a second aspect, an embodiment of the present invention further provides a method for manufacturing a polymer waveguide connector, including:
providing a polymer waveguide structure and a housing, the polymer waveguide structure comprising a waveguide core;
manufacturing a ferrule, wherein the ferrule comprises a body and an optical fiber penetrating through the body;
disposing the ferrule in the housing;
and extending one end of the polymer waveguide structure into the shell, and enabling the end face of the waveguide inner core to be optically coupled with the end face of one end of the optical fiber, wherein the end face of the other end of the optical fiber is formed as the optical end face of the polymer waveguide connector.
In a third aspect, an embodiment of the present invention further provides a connector set, including a polymer waveguide connector and an optical fiber connector, where the polymer waveguide connector provided in the embodiment of the present invention is used as the polymer waveguide connector, and an optical end face of the polymer waveguide connector is used for optical coupling with an optical end face of the optical fiber connector.
Optionally, the optical fiber in the ferrule of the polymer waveguide connector includes: a first core and a first cladding surrounding the first core, the optical fiber of the optical fiber connector comprising: a second core and a second cladding surrounding the second core, an end face of the first core matching an end face of the second core.
In an embodiment of the present invention, a polymer waveguide connector includes a ferrule having an optical fiber,
the end face of one end of the optical fiber is optically coupled with the end face of the waveguide inner core, the end face of the other end of the optical fiber is formed into the optical end face of the polymer waveguide connector, when the polymer waveguide connector is in butt joint with a standard optical fiber connector, light is transmitted into the optical fiber of the ferrule from the waveguide inner core of the polymer waveguide structure, and enters the optical fiber of the optical fiber connector from the optical fiber of the ferrule.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a prior art polymer waveguide connector;
FIG. 2 is a right side view of the polymeric waveguide connector shown in FIG. 1;
FIG. 3 is a schematic view of a connector provided by an embodiment of the present invention;
FIG. 4 is a schematic illustration of a polymer waveguide structure in an embodiment of the present invention;
FIG. 5 is a schematic view of a ferrule in an embodiment of the invention;
FIG. 6 is a right side view of the ferrule shown in FIG. 5;
FIG. 7 is a schematic view of a housing in an embodiment of the invention;
FIG. 8 is a schematic view of an embodiment of the invention after the fiber has been threaded through the body;
FIG. 9 is a schematic view of an embodiment of the invention with a ferrule disposed behind the housing;
FIG. 10 is a schematic view of an embodiment of the present invention after polishing an end of a ferrule;
FIG. 11 is a schematic diagram of a connector set in an embodiment of the invention;
FIG. 12 is a schematic view of an optical end face of an optical fiber in a polymeric waveguide connector in an embodiment of the present invention;
FIG. 13 is a schematic diagram of an optical end face of an optical fiber in an optical fiber connector according to an embodiment of the invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Fig. 1 is a schematic diagram of a polymer waveguide connector in the prior art, and fig. 2 is a right side view of the polymer waveguide connector shown in fig. 1, which can be mated with a standard fiber optic connector. As shown in fig. 1 and 2, the polymer waveguide connector includes a polymer waveguide structure 10 and a housing 20, and the polymer waveguide structure 10 extends into the housing 20 and is fixedly connected to the housing 20. The polymer waveguide structure 10 includes: the optical fiber connector comprises a waveguide inner core 11, a cladding 12 and a protective layer 13, wherein when the polymer waveguide connector is butted with a standard optical fiber connector, the optical end face of the waveguide inner core 11 is coupled with the optical end face of an optical fiber of the optical fiber connector, so that light transmission is carried out. However, since the polymer waveguide structure 10 is made of a soft material, end surface abrasion is easily generated during insertion and removal of the connector.
As an aspect of the present invention, there is provided a polymer waveguide connector, fig. 3 is a schematic view of a polymer waveguide connector according to an embodiment of the present invention, and as shown in fig. 3, the polymer waveguide connector includes: a polymer waveguide structure 10, a housing 20, and a ferrule 30. Wherein, the housing 20 is fixedly sleeved at one end of the polymer waveguide structure 10. Fig. 4 is a schematic diagram of a polymer waveguide structure according to an embodiment of the present invention, and as shown in fig. 3 and 4, the polymer waveguide structure 10 includes an inner waveguide core 11, a cladding 12 surrounding the inner waveguide core 11, and a protective layer 13 surrounding the cladding 12, and the refractive index of the cladding 12 is smaller than that of the inner waveguide core 11. The light propagates in the waveguide core 11 by total reflection. The ferrule 30 is fixedly disposed in the housing 20, fig. 5 is a schematic diagram of the ferrule in the embodiment of the invention, fig. 6 is a right side view of the ferrule shown in fig. 5, as shown in fig. 5 and fig. 6, the ferrule 30 includes a body 31 and optical fibers 32 penetrating through the body 31, specifically, through holes V1 penetrating through the body 31 are disposed on the body 31, and the optical fibers 32 are disposed in the through holes V1 in a one-to-one correspondence manner. The end face of one end of optical fiber 32 (i.e., the left end face of optical fiber 32 in fig. 3) is optically coupled to the end face of waveguide core 11, and the end face of the other end of optical fiber 32 (i.e., the right end face of optical fiber 32 in fig. 3) is formed as the optical end face of the connector. For example, the body 31 of the ferrule 30 can be made of plastic.
Wherein, the sizes of the ferrule 30 and the polymer waveguide structure 10 and the housing 20 are adapted so that there is no space between the ferrule 30 and the inner surface of the housing 20, nor between the polymer waveguide structure 10 and the inner surface of the housing 20.
It should be noted that the number of optical fibers 32 in the ferrule 30 may be plural, and in this case, the optical end face of the polymer waveguide connector is composed of end faces of plural optical fibers 32.
In the embodiment of the present invention, the polymer waveguide connector includes the ferrule 30 having the optical fiber 32, the end face of one end of the optical fiber 32 is optically coupled with the end face of the waveguide core 11, and the end face of the other end is formed as the optical end face of the polymer waveguide connector, when the polymer waveguide connector is mated with a standard optical fiber connector, light is transmitted from the waveguide core 11 of the polymer waveguide structure 10 into the optical fiber of the ferrule 30 and enters the optical fiber of the optical fiber connector from the optical fiber 32 of the ferrule 30, since the optical end face of the polymer waveguide connector provided by the embodiment of the present invention is the end face of the optical fiber, when the polymer waveguide connector is mated with the optical fiber connector, the optical fiber is mated with the optical fiber, so that the abrasion of the optical end face of the polymer waveguide connector can be reduced, and at the same time, the shape and the size of the end face of the optical fiber in the ferrule 30 can be matched with the end face of the optical fiber, thereby reducing transmission loss of the optical signal.
In an embodiment of the present invention, the optical fibers 32 in the ferrule 30 may be ribbon fibers or fiber arrays, and the specific arrangement manner of the optical fibers 32 may be set according to actual needs, in a specific example, the polymer waveguide connector provided in the present invention may be butted with an MPO (Multi Push On, Multi-core Multi-channel) optical fiber connector/MTP optical fiber connector (a unique type of MPO optical fiber connector), in this case, the arrangement parameters of the optical fibers 32 in the ferrule 30 may be the same as the arrangement parameters of the optical fibers in the MPO/MTP optical fiber connector, for example, the ferrule 30 includes a plurality of optical fibers 32, and the spacing between the optical fibers 32 is 240 μm to 260 μm, specifically 250 μm. The polymer waveguide structure 10 includes a plurality of waveguide cores 11, and the plurality of waveguide cores 11 are coupled with the plurality of optical fibers 32 of the ferrule 30 in one-to-one correspondence.
The optical fiber 32 may be a standard single mode or multimode fiber, for example, with a single mode configuration of 9/125 μm and a multimode configuration of 50/125 μm or 62.5/125 μm. The inner diameter of the through hole V1 on the body 31 is set according to the size of the optical fiber 32, for example, the inner diameter of the through hole V1 is 126-127 μm.
In one embodiment, the end faces of the optical fibers 32 at both ends are flush with the outer surface of the body 31 of the ferrule 30, thereby protecting the optical fibers 32 from abrasion or abrasion to the polymer waveguide structure 10. In addition, the polymer waveguide structure 10 extends into the housing 20 from an opening at one end (left end in fig. 3) of the housing 20, and an end surface of the ferrule 30 away from the polymer waveguide structure 10 is flush with an opening at the other end (right end in fig. 3) of the housing 20. The housing 20 is also provided with pin holes V2, and when the housing 20 is mated with a standard optical fiber connector, the pin holes V2 on the housing 20 are aligned with the positioning pins on the housing of the optical fiber connector, so that the positioning pins pass through the pin holes V2 on the housing 20 to be mated and positioned with the optical fiber connector. When the housing 20 is positioned in abutting relation with a standard fiber optic connector, the optical fibers 32 within the ferrule 30 couple with optical fibers in the standard fiber optic connector.
In one embodiment, as shown in FIG. 3, an index matching layer 40 is disposed between the ferrule 30 and the polymer waveguide structure 10. The index matching layer 40 serves to reduce optical loss when light is transmitted between the polymer waveguide structure 10 and the optical fiber 32, and to improve light transmission capability.
The refractive index matching layer 40 may be a commonly used optical fiber matching fluid or an optical fiber matching adhesive. In the manufacturing process of the polymer waveguide connector, a space filling method may be used to fill the gap between the polymer waveguide structure 10 and the ferrule 30 with a light matching fluid or an optical fiber matching glue.
Fig. 7 is a schematic diagram of a housing in an embodiment of the invention, and as shown in fig. 7, in an embodiment, a first fixing hole V3 and a second fixing hole V4 are provided on the housing 20, an adhesive (not shown) is provided in the first fixing hole V3 and the second fixing hole V4, the adhesive in the first fixing hole V3 fixedly connects the polymer waveguide structure 10 with the housing 20, and the adhesive in the second fixing hole V4 fixedly connects the ferrule 30 with the housing 20, so that the ferrule 30 and the end of the polymer waveguide structure 10 are fixed in the housing 20.
As another aspect of the present invention, there is also provided a method for manufacturing the above-mentioned polymer waveguide connector, including:
s1, providing a polymer waveguide structure and a housing, as shown in fig. 4, the polymer waveguide structure 10 includes a waveguide core 11, a cladding 12 and a protective layer 13. As shown in fig. 7, the housing 20 is provided with a first fixing hole V3 and a second fixing hole V4. Wherein the dimensions of the polymer waveguide structure 10 are adapted to the dimensions of the housing 20.
S2, manufacturing the ferrule, wherein the ferrule comprises a body and an optical fiber penetrating through the body, and the optical fiber is a standard G.653 optical fiber, for example.
Specifically, a through hole matching the size of the optical fiber is first fabricated on the body 31; then, the optical fiber 32 is passed through the body 31 by using a fiber passing process, so as to obtain the structure shown in fig. 8; thereafter, both ends of the structure shown in fig. 8 are polished, resulting in the ferrule 30 shown in fig. 5.
S3, the index matching layer 40 is formed on the end face of one end of the ferrule 30.
S4, the ferrule 30 is set in the housing, and as shown in fig. 9, the end provided with the index matching layer 40 faces the inside of the housing 20.
S5, extending one end of the polymer waveguide structure 10 into the housing 20, and optically coupling the end face of the waveguide core 11 with the end face of one end of the optical fiber 32, the end face of the other end of the optical fiber 32 being formed as the optical end face of the polymer waveguide connector.
S6, disposing an adhesive in the first fixing hole V3, thereby fixing the polymer waveguide structure 10 and the housing 20 together; and an adhesive is provided in the second fixing hole V4, thereby fixing the ferrule 30 and the housing 20 together.
In step S2, both ends of the structure shown in fig. 8 may be polished, so as to simplify the manufacturing process; of course, it is also possible to polish one end of the structure shown in fig. 8 to obtain the structure shown in fig. 10, then set the structure shown in fig. 10 in the housing, and then polish the optical fiber 32 protruding from the other end of the body 31, so as to make the end surface of the ferrule 30 more flat.
As a further aspect of the present invention, a connector set is provided, fig. 11 is a schematic diagram of the connector set in the embodiment of the present invention, and as shown in fig. 11, the connector set includes a polymer waveguide connector and an optical fiber connector 50, where the polymer waveguide connector is the above-mentioned polymer waveguide connector provided in the embodiment of the present invention. The optical end face of the polymer waveguide connector (i.e., the right end face of the optical fiber 32 in fig. 11) is used to optically couple with the optical end face of the fiber optic connector 50. The optical end face of the optical fiber connector 50 is an optical end face of the optical fiber 51 in the optical fiber connector 50.
The optical fiber connector includes a housing 52, and a positioning pin 53 is disposed on the housing 52, wherein the positioning pin 53 can extend into a pin hole (e.g., V2 in fig. 3) of the housing 20 of the polymer waveguide connector.
Fig. 12 is a schematic diagram of an optical end face of an optical fiber in a polymer waveguide connector according to an embodiment of the present invention, fig. 13 is a schematic diagram of an optical end face of an optical fiber in an optical fiber connector according to an embodiment of the present invention, and in combination with fig. 3 and 12, an optical fiber 32 in a ferrule 30 of a polymer waveguide connector includes: a first core 321, and a first cladding 322 surrounding the first core 321. As shown in fig. 13, the optical fiber 51 of the optical fiber connector includes: a second core 511 and a second cladding 512 surrounding the second core 511, the end face of the first core 321 matching the end face of the second core 511.
The matching of the end surface of the first core 321 with the end surface of the second core 511 means that the end surface of the first core 321 and the end surface of the second core 511 need to satisfy the installation requirements and the optical transmission requirements. For example, the center of the end face of the first core 321 is aligned with the center of the end face of the second core 511, the end face of the first core 321 is the same shape as the end face of the second core 511 (for example, both are circular), and the diameter of the end face of the first core 321 is the same as the diameter of the end face of the second core 511.
In the embodiment of the present invention, the polymer waveguide connector includes a polymer waveguide structure 10 and a ferrule 30, an optical fiber 32 is embedded in the ferrule 30, an optical end face of one end of the optical fiber 32 is coupled with the waveguide core 11 of the polymer waveguide structure 10, and an end face of the other end is used as an optical end face of the polymer waveguide connector, so as to be coupled with a standard optical fiber connector, and when the optical fiber 32 in the ferrule 30 is butted with a similar optical fiber connector, the situation that the end face of the polymer waveguide connector is worn in a long-term use process can be prevented. In addition, when the polymer waveguide connector in the embodiment of the present invention is butted with a standard optical fiber connector, the optical fiber 32 in the ferrule 30 is coupled with the optical fiber in the optical fiber connector, and compared with the existing mode of coupling the optical fiber with the polymer waveguide, the coupling efficiency of the polymer waveguide connector in the embodiment of the present invention with the standard optical fiber connector is higher, and the connection is more stable; and the refractive index matching layer 40 is arranged between the polymer waveguide structure 10 and the ferrule 30, so that optical loss can be reduced, and coupling efficiency can be improved. In addition, in the manufacturing process of the polymer waveguide connector provided by the embodiment of the invention, the shell, the ferrule and the polymer waveguide structure are assembled, so that the mass production is easy.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. A polymer waveguide connector, comprising: the polymer waveguide connector comprises a polymer waveguide structure and a shell fixedly sleeved at one end of the polymer waveguide structure, wherein the polymer waveguide structure comprises a waveguide inner core.
2. The polymer waveguide connector of claim 1, wherein the end faces of both ends of the optical fiber are flush with the outer surface of the body.
3. The polymer waveguide connector of claim 1, wherein the housing has a first fixing hole and a second fixing hole, each of the first fixing hole and the second fixing hole having an adhesive disposed therein, the adhesive in the first fixing hole fixedly connecting the polymer waveguide structure and the housing, and the adhesive in the second fixing hole fixedly connecting the ferrule and the housing.
4. The polymer waveguide connector of any one of claims 1 to 3, wherein an index matching layer is disposed between the ferrule and the polymer waveguide structure.
5. The polymer waveguide connector according to any one of claims 1 to 3, wherein the polymer waveguide structure extends into the housing from an opening at one end of the housing, and an end face of the ferrule remote from the polymer waveguide structure is flush with the opening at the other end of the housing.
6. The polymer waveguide connector according to any one of claims 1 to 3, wherein the ferrule includes a plurality of the optical fibers, the polymer waveguide structure includes a plurality of the waveguide cores, and a plurality of the optical fibers correspond one-to-one to the plurality of waveguide cores; the distance between the optical fibers is 240-260 mu m.
7. The connector according to any one of claims 1 to 3, wherein the polymer waveguide structure further comprises: a cladding surrounding the waveguide core and a protective layer surrounding the cladding, the cladding having a refractive index less than the refractive index of the waveguide core.
8. A method of making a polymer waveguide connector, comprising:
providing a polymer waveguide structure and a housing, the polymer waveguide structure comprising a waveguide core;
manufacturing a ferrule, wherein the ferrule comprises a body and an optical fiber penetrating through the body;
disposing the ferrule in the housing;
and extending one end of the polymer waveguide structure into the shell, and enabling the end face of the waveguide inner core to be optically coupled with the end face of one end of the optical fiber, wherein the end face of the other end of the optical fiber is formed as the optical end face of the polymer waveguide connector.
9. A connector set comprising a polymer waveguide connector and an optical fiber connector, wherein the polymer waveguide connector is the polymer waveguide connector of any one of claims 1 to 7, and an optical end face of the polymer waveguide connector is used for optical coupling with an optical end face of the optical fiber connector.
10. The connector set of claim 9, wherein the optical fiber in the ferrule of the polymer waveguide connector comprises: a first core and a first cladding surrounding the first core, the optical fiber of the optical fiber connector comprising: the fiber comprises a second fiber core and a second cladding surrounding the second fiber core, wherein the end face of the first fiber core is matched with the end face of the second fiber core.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911367423.6A CN113050223A (en) | 2019-12-26 | 2019-12-26 | Polymer waveguide connector, manufacturing method thereof and connector set |
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| CN201911367423.6A CN113050223A (en) | 2019-12-26 | 2019-12-26 | Polymer waveguide connector, manufacturing method thereof and connector set |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114089472A (en) * | 2021-11-16 | 2022-02-25 | 武汉邮电科学研究院有限公司 | Polymer mode multiplexer, space division multiplexing device and space division multiplexing method |
| CN114243428A (en) * | 2021-12-03 | 2022-03-25 | 武汉邮电科学研究院有限公司 | Multi-core optical fiber amplifier |
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