CN106918867A - A kind of multi-core fiber is of coupled connections method and device - Google Patents
A kind of multi-core fiber is of coupled connections method and device Download PDFInfo
- Publication number
- CN106918867A CN106918867A CN201710144884.1A CN201710144884A CN106918867A CN 106918867 A CN106918867 A CN 106918867A CN 201710144884 A CN201710144884 A CN 201710144884A CN 106918867 A CN106918867 A CN 106918867A
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- Prior art keywords
- optical fiber
- adapter
- lock pin
- fiber
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000013307 optical fiber Substances 0.000 claims abstract description 62
- 239000003292 glue Substances 0.000 claims abstract description 20
- 238000010168 coupling process Methods 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 238000003780 insertion Methods 0.000 claims abstract description 11
- 230000037431 insertion Effects 0.000 claims abstract description 11
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 238000013007 heat curing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- 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
- G02B6/245—Removing protective coverings of light guides before coupling
-
- 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
- G02B6/25—Preparing the ends of light guides for coupling, e.g. cutting
-
- 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
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
-
- 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
-
- 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
- G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
- G02B6/3861—Adhesive bonding
-
- 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
- G02B6/3869—Mounting ferrules to connector body, i.e. plugs
-
- 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
- G02B6/40—Mechanical coupling means having fibre bundle mating means
- G02B6/406—Mechanical coupling means having fibre bundle mating means of the ferrule type, connecting a plurality of pairs of ferrules
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The present invention relates to fiber coupling interconnection technique field, more particularly to a kind of multi-core fiber is of coupled connections method, and its method includes：Ribbon fiber multi-core fiber heat-peeling forceps are stripped out the bare fibre of 1.5mm length；And remove coat residual fraction；Glue is clicked and entered in the optical fiber slot on lock pin；Then plain fiber portion is inserted in the optical fiber slot；Optical fiber is bent into certain radian from top to bottom；By in the I-groove of lock pin insertion adapter base, optical fiber is inserted in the deep-slotted chip breaker opened up on adapter；Optical fiber fixed jig is inserted in the fixing hole opened up on adapter, for preventing optical fiber from coming off；Fixed to carrying out dispensing with the junction of upper-part with glue；Then grinding clamp is gone up to be ground optical fiber；Face machined flat is detected with microscope finally.Using the technical scheme, simple, convenient, processing cost is low, is adapted to produce in enormous quantities, improve production efficiency.
Description
Technical field
The present invention relates to fiber coupling interconnection technique field, more particularly to a kind of multi-core fiber is of coupled connections method and dress
Put.
Background technology
Optical-fiber coupling connector is mainly used in realizing the docking between optical fiber.
As optical communication is increasingly lifted to bandwidth demand, it is full that single connection realizes that the transmitting of single channel light, reception have been not enough to
The existing demand of foot, in the prior art in order to solve this technical problem, occurs in that various connection sides for realizing multi-core fiber coupling
Method, such as the method that the Inner arc quartz V grooves that Japan is used add quartz cover plate, this connected mode, although simple structure, but
It is relatively costly, and the fine reliability for splitting, influenceing product is easily caused in production process；Additionally, there is a kind of use optical fiber array
Liejing is close to grind to form 45 degree of fully reflecting surfaces, and directly carrying out light path with VCSEL array, PD arrays couples, but current 45 degree of optical fiber
Array fabrication process difficulty is higher, and production yield is relatively low, and manufacturing cost is higher, and is not suitable for producing in enormous quantities.In addition, the U.S.
US-conec employs 90 degree of modes of corner of light path of MT joint+TIR lens composition, although convenient coupling, but this scheme
Other parts are also wanted to assemble together, complex structure, and also these parts requirements combined are compared with high precision, while TIR is saturating
Mirror is expensive, and use cost is high, and is not suitable for producing manufacture in enormous quantities.
The content of the invention
In view of the above problems, it is of coupled connections method and device it is an object of the invention to provide a kind of multi-core fiber, is solved
Multi-core fiber is of coupled connections complex structure, high processing costs in the prior art, and is not suitable for the problem produced in enormous quantities.
Complete skill scheme of the invention is：
It is of coupled connections method the invention discloses a kind of multi-core fiber, including：
S1, the bare fibre that ribbon fiber multi-core fiber heat-peeling forceps are stripped out 1.5mm length；And remove coat residual part
Point；
In S2, the optical fiber slot for clicking and entering glue on lock pin；Then plain fiber portion is inserted in the optical fiber slot；And
Optical fiber is bent into certain radian from top to bottom；
S3, by the I-groove of lock pin insertion adapter base, on optical fiber insertion adapter in the deep-slotted chip breaker that opens up；
In S4, the fixing hole that will be opened up on optical fiber fixed jig insertion adapter, for preventing optical fiber from coming off；
S5, fixed to carrying out dispensing with the junction of upper-part with glue；And carry out heat cure treatment；
S6, upper grinding clamp are ground to optical fiber；
S7, face machined flat is detected with microscope.
Further, multiple fiber optic hubs are offered from top to bottom on the lock pin；On the lock pin and with it is described
Lock pin mounting groove is offered on the two sides that fiber optic hub is parallel to each other；Offered for installing on the bottom of the adapter
The I-groove of the lock pin；The lock pin mounting groove matches with the I-groove；Be further opened with the adapter for
Place the arc shaped groove of optical fiber；One end of the arc shaped groove is connected with the I-groove；The other end extends to the adapter
On side.
The invention also discloses a kind of multi-core fiber coupling connecting device, including lock pin, optical fiber and adapter；Inserted described
Multiple fiber optic hubs are offered on core from top to bottom；On the two sides being parallel to each other on the lock pin and with the fiber optic hub
Offer lock pin mounting groove；The I-groove for installing the lock pin is offered on the bottom of the adapter；The lock pin
Mounting groove matches with the I-groove；The arc shaped groove for placing optical fiber is further opened with the adapter；The camber
One end of groove is connected with the I-groove；The other end is extended on the side of the adapter.
Further, also including optical fiber fixed jig；The optical fiber fixed jig includes fixed block and contact pin；The contact pin
Including the first contact pin and the second contact pin；First contact pin is arranged on the fixation with second contact pin is parallel to each other respectively
On the same side of block；Offered respectively on the adapter for the first fixing hole for installing the optical fiber fixed jig and
Second fixing hole；First fixing hole is with second fixing hole respectively positioned at the both sides of the arc shaped groove；Described first consolidates
Determine size of the hole with the size of second fixing hole respectively with first contact pin and the second contact pin to match.
Further, the adapter, lock pin and optical fiber fixed jig are made by plastic material.
Further, it is further opened with empty avoiding on the adapter.
Further, the optical fiber is fixed after inserting the fiber optic hub with glue.
The lock pin is fixed with the junction of adapter, optical fiber fixed jig and adapter using glue.
Further, the glue uses double-component optical fiber epoxide-resin glue.
Therefore, using the technical scheme of the embodiment of the present invention, have the advantages that：
It is of coupled connections method and device the invention provides a kind of multi-core fiber, using the technical scheme, multi-core fiber coupling
Close simple and convenient during connection, the attachment means simple structure that is used, processing cost are low, be adapted to produce in enormous quantities, improve production
Efficiency.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, not
Inappropriate limitation of the present invention is constituted, in the accompanying drawings：
Fig. 1 in the present invention multi-core fiber be of coupled connections method schematic diagram；
Fig. 2 is the decomposition texture schematic diagram of middle multi-core fiber coupling connecting device of the invention；
Fig. 3 is multi-core fiber coupling connecting device assembled state structural representation in the present invention；
Fig. 4 is bending state structural representation after optical fiber insertion lock pin in the present invention；
Fig. 5 is the structural representation of lock pin in the present invention；
Fig. 6 is the structural representation of adapter in the present invention；
Fig. 7 is the structural representation of optical fiber fixed jig in the present invention；
Specific embodiment
Describe the present invention in detail below in conjunction with accompanying drawing and specific embodiment, herein illustrative examples of the invention
It is and explanation is used for explaining the present invention but not as a limitation of the invention.
Embodiment 1：
As shown in figure 1, being of coupled connections method the invention discloses a kind of multi-core fiber, comprise the following steps：
S1, the bare fibre that ribbon fiber multi-core fiber heat-peeling forceps are stripped out 1.5mm length；And remove coat residual part
Point；
In S2, the optical fiber slot for clicking and entering glue on lock pin；Then plain fiber portion is inserted in the optical fiber slot；And
Optical fiber is bent into certain radian from top to bottom；
S3, by the I-groove of lock pin insertion adapter base, on optical fiber insertion adapter in the deep-slotted chip breaker that opens up；
In S4, the fixing hole that will be opened up on optical fiber fixed jig insertion adapter, for preventing optical fiber from coming off；
S5, fixed to carrying out dispensing with the junction of upper-part with glue；And carry out heat cure treatment.
S6, upper grinding clamp are ground to optical fiber；
S7, face machined flat is detected with microscope.
Specifically implementation steps are：First, rectangle fiber optic hub is offered from top to bottom on lock pin；On lock pin and
Lock pin mounting groove is offered on the two sides being parallel to each other with fiber optic hub；Offered on the bottom of adapter slotting for installing
The I-groove of core；Lock pin mounting groove matches with I-groove；The arc shaped groove for placing optical fiber is further opened with adapter；Arc
One end of type groove is connected with I-groove；The other end is extended on the side of adapter.
Embodiment 2：
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, present embodiment discloses a kind of multi-core fiber coupling connecting device,
Including lock pin 1, optical fiber 2 and adapter 3；Offer multiple fiber optic hubs 11 from top to bottom on lock pin 1；On lock pin 1 and with
Lock pin mounting groove 12 is offered on the two sides that fiber optic hub 11 is parallel to each other；Offered for pacifying on the bottom of adapter 3
Plug the I-groove 31 of core 1；Lock pin mounting groove 12 matches with I-groove 31；It is further opened with for placing light on adapter 3
Fine 2 arc shaped groove 32；One end of arc shaped groove 32 is connected with I-groove 31；The other end is extended on the side of adapter 3, is formed
Arcuate structure.
Specifically, also including optical fiber fixed jig 4；Optical fiber fixed jig 4 includes fixed block 41 and contact pin 42；Contact pin 42 is wrapped
Include the first contact pin 421 and the second contact pin 422；What the first contact pin 421 and the second contact pin 422 were parallel to each other respectively is arranged on fixed block
On 41 same side；Offer the first fixing hole 331 for installing optical fiber fixed jig 4 and respectively on adapter 3
Two fixing holes 332；First fixing hole 331 and the second fixing hole 332 are respectively positioned at the both sides of arc shaped groove 32；First fixing hole 331
Size with the size of the second fixing hole 332 respectively with the first contact pin 421 and the second contact pin 422 matches.Preferably, adapter
3rd, lock pin 1 and optical fiber fixed jig 4 are made by plastic material, and integrated injection molding.It is easy to process and with low cost；Together
When, empty avoiding 34 is further opened with adapter 3, adapter 3 is prevented because of in uneven thickness, shrink influence precise measure；Optical fiber 2 is inserted
Fixed with glue after entering fiber optic hub 11；Meanwhile, in lock pin 1 and the junction of adapter 3, optical fiber fixed jig 4 and adapter 3
It is fixed using glue；Glue can use double-component optical fiber epoxide-resin glue, and adhesive effect is good.
The technical scheme for being provided the embodiment of the present invention above is described in detail, specific case used herein
Principle and implementation method to the embodiment of the present invention are set forth, and the explanation of above example is only applicable to help and understands this
The principle of inventive embodiments；Simultaneously for those of ordinary skill in the art, according to the embodiment of the present invention, in specific embodiment party
Be will change in formula and range of application, to sum up, this specification content should not be construed as limiting the invention.
Claims (9)
1. a kind of multi-core fiber is of coupled connections method, it is characterised in that including：
S1, the bare fibre that ribbon fiber multi-core fiber heat-peeling forceps are stripped out 1.5mm length；And remove coat residual fraction；
In S2, the optical fiber slot for clicking and entering glue on lock pin；Then plain fiber portion is inserted in the optical fiber slot；And by light
Fibre is bent into certain radian from top to bottom；
S3, by the I-groove of lock pin insertion adapter base, on optical fiber insertion adapter in the deep-slotted chip breaker that opens up；
In S4, the fixing hole that will be opened up on optical fiber fixed jig insertion adapter, for preventing optical fiber from coming off；
S5, fixed to carrying out dispensing with the junction of upper-part with glue, and carry out heat cure treatment；
S6, upper grinding clamp are ground to optical fiber；
S7, face machined flat is detected with microscope.
2. a kind of multi-core fiber according to claim 1 is of coupled connections method, it is characterised in that：
Offer multiple fiber optic hubs from top to bottom on the lock pin；
Lock pin mounting groove is offered on the two sides being parallel to each other on the lock pin and with the fiber optic hub；
The I-groove for installing the lock pin is offered on the bottom of the adapter；
The lock pin mounting groove matches with the I-groove；
The arc shaped groove for placing optical fiber is further opened with the adapter；
One end of the arc shaped groove is connected with the I-groove；The other end is extended on the side of the adapter.
3. a kind of multi-core fiber coupling connecting device, it is characterised in that：
Including lock pin, optical fiber and adapter；
Offer multiple fiber optic hubs from top to bottom on the lock pin；
Lock pin mounting groove is offered on the two sides being parallel to each other on the lock pin and with the fiber optic hub；
The I-groove for installing the lock pin is offered on the bottom of the adapter；
The lock pin mounting groove matches with the I-groove；
The arc shaped groove for placing optical fiber is further opened with the adapter；
One end of the arc shaped groove is connected with the I-groove；The other end is extended on the side of the adapter.
4. a kind of multi-core fiber coupling connecting device according to claim 3, it is characterised in that：
Also include optical fiber fixed jig；
The optical fiber fixed jig includes fixed block and contact pin；The contact pin includes the first contact pin and the second contact pin；
First contact pin is arranged on the same side of the fixed block with what second contact pin was parallel to each other respectively；
Offer the first fixing hole and the second fixing hole for installing the optical fiber fixed jig respectively on the adapter；
First fixing hole is with second fixing hole respectively positioned at the both sides of the arc shaped groove；
The size of first fixing hole and second fixing hole respectively with first contact pin and the size phase of the second contact pin
Matching.
5. a kind of multi-core fiber coupling connecting device according to claim 3, it is characterised in that：
The adapter, lock pin and optical fiber fixed jig byPlastic material is made；And integrated injection molding.
6. a kind of multi-core fiber coupling connecting device according to claim 5, it is characterised in that：
It is further opened with making empty avoiding in uniform thickness everywhere on the adapter.
7. a kind of multi-core fiber coupling connecting device according to claim 3, it is characterised in that：
The optical fiber is fixed after inserting the fiber optic hub with glue.
8. a kind of multi-core fiber coupling connecting device according to claim 3, it is characterised in that：
The lock pin is fixed with the junction of adapter, optical fiber fixed jig and adapter using glue.
9. a kind of multi-core fiber coupling connecting device according to claim 7 or 8, it is characterised in that：The glue is used
Double-component optical fiber epoxide-resin glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710144884.1A CN106918867A (en) | 2017-03-13 | 2017-03-13 | A kind of multi-core fiber is of coupled connections method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710144884.1A CN106918867A (en) | 2017-03-13 | 2017-03-13 | A kind of multi-core fiber is of coupled connections method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106918867A true CN106918867A (en) | 2017-07-04 |
Family
ID=59461625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710144884.1A Pending CN106918867A (en) | 2017-03-13 | 2017-03-13 | A kind of multi-core fiber is of coupled connections method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106918867A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678101A (en) * | 2017-11-10 | 2018-02-09 | 东莞市杰普特光电技术有限公司 | Joints of optical fibre and preparation method thereof |
| CN109038193A (en) * | 2018-09-07 | 2018-12-18 | 广东国志激光技术有限公司 | A kind of optical fiber self-retaining coiling apparatus and the method using the device coiled fiber |
| CN109407217A (en) * | 2018-11-22 | 2019-03-01 | 中山市美速光电技术有限公司 | A kind of bending fiber array and its manufacturing method |
| CN111221083A (en) * | 2019-12-09 | 2020-06-02 | 长飞光纤光缆股份有限公司 | Multi-core optical fiber single-core connector and preparation and alignment method thereof |
| CN113937613A (en) * | 2021-09-22 | 2022-01-14 | 中国电子科技集团公司第十一研究所 | Satellite-borne pump LD strengthening assembly and laser |
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| US20050018993A1 (en) * | 2003-07-24 | 2005-01-27 | Rolston David Robert Cameron | Optical ferrule |
| JP2010128112A (en) * | 2008-11-26 | 2010-06-10 | Furukawa Electric Co Ltd:The | Bending connector structure, and method of manufacturing the same |
| JP2011099970A (en) * | 2009-11-05 | 2011-05-19 | Furukawa Electric Co Ltd:The | Structure of curved connector |
| CN203673110U (en) * | 2011-02-17 | 2014-06-25 | 古河电气工业株式会社 | Optical connector insertion core |
| CN206930798U (en) * | 2017-03-13 | 2018-01-26 | 讯达康通讯设备(惠州)有限公司 | A kind of multi-core fiber coupling connecting device |
-
2017
- 2017-03-13 CN CN201710144884.1A patent/CN106918867A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050018993A1 (en) * | 2003-07-24 | 2005-01-27 | Rolston David Robert Cameron | Optical ferrule |
| JP2010128112A (en) * | 2008-11-26 | 2010-06-10 | Furukawa Electric Co Ltd:The | Bending connector structure, and method of manufacturing the same |
| JP2011099970A (en) * | 2009-11-05 | 2011-05-19 | Furukawa Electric Co Ltd:The | Structure of curved connector |
| CN203673110U (en) * | 2011-02-17 | 2014-06-25 | 古河电气工业株式会社 | Optical connector insertion core |
| CN206930798U (en) * | 2017-03-13 | 2018-01-26 | 讯达康通讯设备(惠州)有限公司 | A kind of multi-core fiber coupling connecting device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678101A (en) * | 2017-11-10 | 2018-02-09 | 东莞市杰普特光电技术有限公司 | Joints of optical fibre and preparation method thereof |
| CN109038193A (en) * | 2018-09-07 | 2018-12-18 | 广东国志激光技术有限公司 | A kind of optical fiber self-retaining coiling apparatus and the method using the device coiled fiber |
| CN109407217A (en) * | 2018-11-22 | 2019-03-01 | 中山市美速光电技术有限公司 | A kind of bending fiber array and its manufacturing method |
| CN111221083A (en) * | 2019-12-09 | 2020-06-02 | 长飞光纤光缆股份有限公司 | Multi-core optical fiber single-core connector and preparation and alignment method thereof |
| CN113937613A (en) * | 2021-09-22 | 2022-01-14 | 中国电子科技集团公司第十一研究所 | Satellite-borne pump LD strengthening assembly and laser |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170704 |
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