WO2022054258A1 - 多心光コネクタ及びその製造方法 - Google Patents

多心光コネクタ及びその製造方法 Download PDF

Info

Publication number
WO2022054258A1
WO2022054258A1 PCT/JP2020/034588 JP2020034588W WO2022054258A1 WO 2022054258 A1 WO2022054258 A1 WO 2022054258A1 JP 2020034588 W JP2020034588 W JP 2020034588W WO 2022054258 A1 WO2022054258 A1 WO 2022054258A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical fibers
cores
core
optical
optical connector
Prior art date
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.)
Ceased
Application number
PCT/JP2020/034588
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
康就 田中
良 小山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP2022547343A priority Critical patent/JPWO2022054258A1/ja
Priority to PCT/JP2020/034588 priority patent/WO2022054258A1/ja
Priority to US18/024,549 priority patent/US20230333329A1/en
Publication of WO2022054258A1 publication Critical patent/WO2022054258A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • G02B6/36—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
    • 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
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/368—Mechanical coupling means for mounting fibres to supporting carriers with pitch conversion between input and output plane, e.g. for increasing packing density
    • 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
    • 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
    • G02B6/3882—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using rods, pins or balls to align a pair of ferrule ends
    • G02B6/3883—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using rods, pins or balls to align a pair of ferrule ends using rods, pins or balls to align a plurality of pairs of ferrule ends
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02042—Multicore optical fibres
    • 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
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3648—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures
    • G02B6/3652—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures the additional structures being prepositioning mounting areas, allowing only movement in one dimension, e.g. grooves, trenches or vias in the microbench surface, i.e. self aligning supporting carriers
    • 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
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3664—2D cross sectional arrangements of the fibres
    • G02B6/3668—2D cross sectional arrangements of the fibres with conversion in geometry of the cross section
    • 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
    • G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
    • G02B6/3878—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules comprising a plurality of ferrules, branching and break-out means
    • G02B6/3879—Linking of individual connector plugs to an overconnector, e.g. using clamps, clips, common housings comprising several individual connector plugs

Definitions

  • multi-core optical connector technology that connects a planar waveguide in which multiple cores are arranged and multiple optical fibers to multiple optical fibers.
  • a multi-core optical connector for collectively connecting a multi-core optical fiber is provided with a plurality of round holes for one optical fiber in one or two rows in a member called a ferrule, and the optical fiber is accommodated in the holes.
  • Guide pin holes are provided at both ends of the row of holes, and the optical fibers are connected by fitting the connectors together by inserting the guide pins.
  • the positions and sizes of the holes for the optical fiber are made with high precision, and the gaps between the holes are provided at equal intervals.
  • the optical fiber connected to the transmission device needs to be arranged with a narrow fiber pitch in accordance with the miniaturization and space saving of the device as in Non-Patent Document 1, for example, for a narrow pitch connector.
  • a narrow pitch connector There are connectors in which the pitch of round holes is narrowed, and connectors formed by arranging fibers on a V-groove as in Patent Document 2.
  • Patent Document 2 since the position of the fiber changes depending on the shape of the V-groove, the accuracy of the V-groove may adversely affect the connection loss. There is a problem that processing is required and the cost of parts is high. For example, a method of packing the fibers in a narrow hole in a state where the fibers are in contact with the elongated holes can be considered, but there is a problem that the fiber position shifts and the loss becomes worse because an error in the outer diameter of the fiber is accumulated.
  • the object of the present disclosure is to reduce the size and pitch of a planar waveguide in which a plurality of cores are arranged or a multi-core optical connector for connecting a plurality of optical fibers and a plurality of optical fibers.
  • a plurality of optical fibers are fixed in predetermined positions in the elongated holes by a fiber mounting jig.
  • the present disclosure makes it possible to fix the optical fiber without approaching the bottom surface or the side surface inside the slot.
  • the multi-core optical connector of the present disclosure is It is a multi-core optical connector that connects a plurality of cores arranged in a row and a plurality of optical fibers.
  • a holding unit for holding the plurality of cores and the plurality of optical fibers is provided.
  • the holding portion includes an elongated hole for arranging the plurality of optical fibers in a row.
  • the plurality of optical fibers and the plurality of cores are connected inside the elongated hole.
  • the method for manufacturing the multi-core optical connector disclosed in the present disclosure is as follows. It is a method of manufacturing a multi-core optical connector that connects a plurality of cores arranged in a row and a plurality of optical fibers.
  • the multi-core optical connector includes a holding portion for holding the plurality of cores and the plurality of optical fibers.
  • the plurality of optical fibers and the planar waveguide are arranged in the elongated holes for arranging the plurality of optical fibers in a row in the holding portion.
  • Each optical fiber protruding from the end face of the multi-core optical connector is fixed with a fiber mounting jig arranged at intervals of the plurality of cores.
  • an adhesive is applied to the plurality of optical fibers and the plurality of cores inside the elongated holes and cured.
  • a schematic configuration of the multi-core optical connector according to the present disclosure is shown. It is a figure which shows an example of the connection end face of the multi-core optical connector of this disclosure. The method of assembling this connector is shown. An example of a fiber mounting jig is shown. It is a figure which shows an example of the method of deforming an optical fiber and arranging it in one row. It is a figure which shows an example of the connection end face of the multi-core optical connector of this disclosure. A method of assembling using a jig when the alignment structure is multi-stage is shown. An example of a fiber mounting jig is shown. The alignment method using the guide pin and the guide pin hole in the alignment structure is shown. An example of the structure of the connection surface of the ferrule is shown.
  • An alignment method using a guide pin and a V-groove is shown.
  • An example of the structure of the connection surface of the ferrule is shown.
  • the alignment method using a sleeve provided with a hole having an inner shape almost the same as the outer shape of the connector is shown.
  • the top view of the connector after connecting the optical fiber 91 is shown.
  • the present disclosure is a multi-core optical connector with a higher density and a shaft alignment mechanism, in which one long hole with a flat bottom surface is used, and the fiber is placed in a predetermined position by a jig outside the connector.
  • the pitch of the fibers can be narrowed to the pitch on the waveguide side to form a ferrule member having a structure independent of the number of cores, and the positioning of each fiber becomes independent to suppress the connection loss.
  • FIG. 1 shows a schematic configuration of a multi-core optical connector according to the present disclosure.
  • the multi-core optical connector 93 according to the present disclosure is a multi-core optical connector for connecting a planar waveguide 92 and a plurality of optical fibers 91.
  • the planar waveguide 92 is an optical component in which a multi-channel core is arranged, and may be a plurality of optical fibers.
  • an example in which the optical component in which the multi-channel core is arranged is the planar waveguide 92 will be described.
  • FIG. 2 shows a structure in which a hole 12 is provided by using a groove 14 and a lid 13.
  • a plurality of optical fibers 91 (8 in the figure) are inserted into the groove 14, and the lid 13 is inserted into the groove 14 while inserting, for example, an adhesive from above, and the adhesive is fixed to the groove 14 while being pressed from above to form the lid 13.
  • the optical fiber 91 can be fixed.
  • FIG. 3 shows an assembly method of the multi-core optical connector disclosed in the present disclosure.
  • the fiber mounting jig 51 is used.
  • the fiber mounting jig 51 has a structure in which optical fibers 91 are arranged at predetermined positions at equal intervals and gripped.
  • FIG. 4 shows an example of the fiber mounting jig 51.
  • the predetermined position is a position corresponding to the waveguide core of the planar waveguide 92.
  • the fiber mounting jig 51 includes a V-groove 53 arranged at the position of the waveguide core of the planar waveguide 92, and a lid 54 for holding the optical fiber 91 arranged in the V-groove 53.
  • the fiber mounting jig 51 and the ferrule 11 are aligned, and a plurality of adhesives and optical fibers 91 (8 in the figure) are put in the elongated holes 12 in the ferrule 11, and the optical fiber 91 is projected from the end face of the connector including the ferrule 11. Is gripped by the fiber mounting jig 51 and the lid 54, and the optical fiber 91 is fixed in a desired position.
  • the optical fiber 91 held by the ferrule 11 is aligned with the position of the waveguide core of the planar waveguide 92.
  • the alignment may be performed by passing the guide pin 23 through the guide pin holes 22 and 52.
  • the tape core wires passed through each stage are crossed up and down. There is no particular designation such as holding the optical fiber 91 in a state and holding the optical fiber 91 with the fiber mounting jig 51 and the lid 54 to fix the optical fiber 91.
  • FIG. 6 is a diagram showing an example of a connection end surface of the multi-core optical connector of the present disclosure.
  • a plurality of (8 in the figure) optical fibers 91 are arranged at predetermined positions at equal intervals by a fiber mounting jig inside the ferrule 11 in which the rectangular elongated holes 12 are formed, and are in contact with the inner wall of the elongated holes 12. There is no state.
  • the elongated hole 12 inside the ferrule 11 may be formed by arranging the optical fiber 91 at a predetermined position, and the size and shape of the hole are not particularly limited, even if the hole is sufficiently large for the number of cores or is not rectangular. good.
  • the alignment structure 21 is provided on the left and right outer sides of the elongated hole 12.
  • FIG. 7 shows a method of assembling using a jig when the alignment structure is multi-stage.
  • the fiber mounting jig 51 and the jig 61 are used.
  • FIG. 8 shows an example of the fiber mounting jig 51.
  • the fiber mounting jig 51 includes holes 57 for arranging the optical fibers 91 at equal intervals.
  • the optical fiber 91 is arranged at a predetermined position at equal intervals by using the fiber mounting jig 51 to hold the optical fiber 91, and the optical fiber is formed between the fiber mounting jig 51 and the ferrule 11 by the jig 61 and the lid 63.
  • the optical fibers 91 can be arranged in a row on the end face of the connector including the ferrule 11.
  • FIG. 9 shows an alignment method in which the guide pin 23 and the guide pin hole 22 are used in the alignment structure 21.
  • Ferrules 11A and 11B provided with guide pin holes 22 at both ends of the elongated hole are opposed to each other, a guide pin 23 is used for positioning the ferrules 11A and 11B, and the guide pin 23 is passed through the guide pin hole 22 to pass the ferrules 11A and 11B.
  • Fix with the connection clip 30 As a result, as shown in FIG. 10, the optical fiber 91A fixed to the long hole of the ferrule 11A and the optical fiber 91B fixed to the long hole of the ferrule 11B are connected.
  • FIG. 11 shows an alignment method using the guide pin and the V-groove for the alignment structure 21.
  • a ferrule 11B provided with a guide pin 23 and a ferrule 11A provided with a V groove 24 are used.
  • the block 25 is placed on the guide pin 23, and the block 25 is pressed from above by the pressing clip 35.
  • the holding clip 35 presses the block 25 along the notch of the ferrule 11A, and the guide pin 23 is fixed to the V groove 24. Thereby, in the present embodiment, the optical fiber 91 can be connected while aligning the optical fiber 91.
  • FIG. 12 shows an example of the structure of the connection surface of the ferrule.
  • the holding clip 35 can adopt an arbitrary structure capable of pressing the guide pin 23 into the V groove 24.
  • an L-shaped claw 37 that presses on the block 25 and is provided on the substrate 31 can be used.
  • the distance W37 between the claws 37 is equal to the width W11A of the ferrule 11A.
  • the tip 38 of the claw 37 may reach the V groove 24 and have a length enough to cover the block 25.
  • the present embodiment may further include a connection clip 30.
  • FIG. 13 shows an alignment method using a sleeve 40 provided with a hole having an inner shape substantially the same as the outer shape of the ferrules 11A and 11B.
  • FIG. 14 shows a top view of the connector after the optical fiber 91 is connected.
  • ferrules 11A and 11B are inserted from both ends of the sleeve 40 and fixed by a connecting clip 30 or the like so as not to come off, thereby aligning the inside of the sleeve 40.
  • the optical fiber 91 can be connected while aligning the optical fiber 91.
  • the number of optical fibers 91 shown in the above-described embodiment is described as 8 and 4, respectively, but the number of optical fibers is not particularly specified.
  • the structure for gripping the fiber is a V-groove or a round hole, respectively, but there is no particular designation such as a square hole or a multi-stage structure for the groove.
  • the ferrules have a groove and lid structure and an elongated hole structure, respectively, but the correspondence with the facing fiber mounting jig is not particularly specified.
  • the connection clips shown in FIGS. 9 to 14 are not particularly specified, for example, a method of connecting by applying a spring force from the rear using a housing member.
  • the optical fiber 91 in order to collectively connect a planar waveguide 92 in which a plurality of multi-channel cores are evenly arranged on the left and right and a plurality of optical fibers 91, the optical fiber 91 is built in and connected by abutting against the end face of the waveguide.
  • the optical connector has a structure composed of an elongated hole 12 in which a plurality of optical fibers are spread and an optical fiber 91 housed and fixed in a row in the elongated hole 12. It is characterized by that.
  • the planar waveguide 92 may be a plurality of optical fibers.
  • the optical connector in order to collectively connect a plurality of optical fibers to a planar waveguide 92 in which a plurality of multi-channel cores are evenly arranged on the left and right, an optical fiber 91 is built in and connected by abutting against the end face of the waveguide.
  • the optical connector has a structure composed of an elongated hole 12 in which a plurality of optical fibers 91 are spread and an optical fiber 91 accommodated and fixed in a row in the elongated hole 12.
  • the elongated hole 12 is composed of a groove 14 and a lid 13, and the lid 13 is fixed.
  • the optical fibers 91 are arranged at predetermined positions on the end face of the multi-core optical connector at equal intervals, and at least one set of fibers are not in contact with each other on the end face of the multi-core optical connector. It is a feature.
  • the present disclosure is characterized by a multi-core optical connector having a structure in which at least one core of an optical fiber is located on the end face of the connector without contacting the inner wall of the elongated hole.
  • the structure is a multi-core optical connector in which at least one core of the optical fiber is not in contact with the left and right inner walls and at least one core is in contact with the bottom surface or the upper surface wall on the end surface of the connector. It is characterized by.
  • the multi-core optical connector has a positioning structure composed of guide pin holes provided at both ends of the elongated hole, and a planar waveguide or a guide pin is used for positioning between the connectors. It is characterized by having a structure in which alignment can be performed by fitting the guide pin and the guide pin hole.
  • the alignment structure is composed of guide pin holes and V-grooves provided at both ends of the elongated hole, and the guide pin is used for positioning the planar waveguide or the connectors.
  • the structure is characterized in that the guide pin can be aligned by attaching the guide pin to the guide pin hole, pressing the guide pin against the V groove, and pressing the guide pin from above to fix the guide pin.
  • the connector is abutted from the left and right inside the sleeve by using a sleeve which is a multi-core optical connector and has a through hole having an internal shape having an alignment structure almost the same as the outer shape of the connector. It is characterized by having a structure that can be aligned with.
  • a method of assembling a multi-core optical connector the connector is provided by a fiber mounting jig having a structure in which optical fibers are arranged and gripped at predetermined positions at equal intervals and a structure capable of aligning with a connector facing the connector.
  • This is a fiber assembly method in which a fiber is fixed in a predetermined position by grasping the fiber protruding from the end face, applying an adhesive, and curing the fiber.
  • it is a method of assembling a multi-core optical connector, and is a fiber assembling method in which a structure in which optical fibers are arranged and gripped at predetermined positions of a fiber mounting jig at equal intervals in the lateral direction is a round hole. ..
  • it is a fiber assembly method in which a multi-core optical connector is assembled, and a structure in which optical fibers are arranged and gripped at predetermined positions of a fiber mounting jig at equal intervals is a groove and a lid.
  • a method of assembling a multi-core optical connector in which a structure and a method of arranging and gripping optical fibers at predetermined positions of a fiber mounting jig at equal intervals, is composed of a multi-stage or a plurality of jigs. Is a fiber assembly method in which is deformed and the fibers are aligned in a row on the end face of the connector.
  • This disclosure can be applied to the information and communication industry.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
PCT/JP2020/034588 2020-09-11 2020-09-11 多心光コネクタ及びその製造方法 Ceased WO2022054258A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2022547343A JPWO2022054258A1 (https=) 2020-09-11 2020-09-11
PCT/JP2020/034588 WO2022054258A1 (ja) 2020-09-11 2020-09-11 多心光コネクタ及びその製造方法
US18/024,549 US20230333329A1 (en) 2020-09-11 2020-09-11 Multi-fiber optical connector and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/034588 WO2022054258A1 (ja) 2020-09-11 2020-09-11 多心光コネクタ及びその製造方法

Publications (1)

Publication Number Publication Date
WO2022054258A1 true WO2022054258A1 (ja) 2022-03-17

Family

ID=80631414

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/034588 Ceased WO2022054258A1 (ja) 2020-09-11 2020-09-11 多心光コネクタ及びその製造方法

Country Status (3)

Country Link
US (1) US20230333329A1 (https=)
JP (1) JPWO2022054258A1 (https=)
WO (1) WO2022054258A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023176616A (ja) * 2022-05-31 2023-12-13 住友電気工業株式会社 光コネクタモジュール、光結合構造、連結部材、及び、連結方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08122577A (ja) * 1994-10-26 1996-05-17 Furukawa Electric Co Ltd:The 多心細径ファイバコネクタおよびその作製に使用されるファイバ挿入用補助具および多心細径ファイバコネクタの作製方法
WO2002073269A2 (en) * 2001-03-09 2002-09-19 Bookham Technology Plc Optical coupling for mounting an optical fibre on a substrate
JP2005227721A (ja) * 2004-02-16 2005-08-25 Sumitomo Electric Ind Ltd 光接続器、光モジュール、および光接続器の製造方法
JP2005292379A (ja) * 2004-03-31 2005-10-20 Sony Corp 光結合装置及びその製造方法
US20120145307A1 (en) * 2009-08-21 2012-06-14 Optogig, Inc. Method of mt ferrule termination and protrusion equalization fixture
JP2013097064A (ja) * 2011-10-28 2013-05-20 Kyocera Corp 光コネクタおよび光コネクタの製造方法
US20150063766A1 (en) * 2013-09-04 2015-03-05 Verizon Patent And Licensing Inc. Cable splicing fixture
JP2017191156A (ja) * 2016-04-12 2017-10-19 日東電工株式会社 光コネクタ部材およびそれを用いた光コネクタキット、並びにそれによって得られる光配線

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2590266B2 (ja) * 1989-06-23 1997-03-12 住友電気工業株式会社 光コネクタ
EP1482336A3 (en) * 1994-07-21 2004-12-22 Sumitomo Electric Industries, Ltd. Optical waveguide module having waveguide substrate made of predetermined material and ferrule made of material different from that of waveguide substrate
JP5401399B2 (ja) * 2010-05-24 2014-01-29 日東電工株式会社 光接続構造およびこれに用いる光導波路の製法
US10114174B2 (en) * 2012-05-31 2018-10-30 Corning Optical Communications LLC Optical connectors and optical coupling systems having a translating element
JP6113853B2 (ja) * 2013-09-30 2017-04-12 京セラ株式会社 光コネクタおよび光伝送モジュール
JP6379642B2 (ja) * 2014-05-07 2018-08-29 住友電気工業株式会社 光学装置の製造方法、光学装置及び光学コネクタユニット
US10191216B2 (en) * 2016-08-30 2019-01-29 Corning Optical Communications LLC Fiber-to-waveguide optical interface device and components for photonic systems
EP3807686B1 (en) * 2018-06-18 2023-11-08 Alliance Fiber Optic Products, Inc. Optical connectors and detachable optical connector assemblies for optical chips
WO2020209364A1 (ja) * 2019-04-11 2020-10-15 アダマンド並木精密宝石株式会社 光コネクタと、光コネクタの製造方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08122577A (ja) * 1994-10-26 1996-05-17 Furukawa Electric Co Ltd:The 多心細径ファイバコネクタおよびその作製に使用されるファイバ挿入用補助具および多心細径ファイバコネクタの作製方法
WO2002073269A2 (en) * 2001-03-09 2002-09-19 Bookham Technology Plc Optical coupling for mounting an optical fibre on a substrate
JP2005227721A (ja) * 2004-02-16 2005-08-25 Sumitomo Electric Ind Ltd 光接続器、光モジュール、および光接続器の製造方法
JP2005292379A (ja) * 2004-03-31 2005-10-20 Sony Corp 光結合装置及びその製造方法
US20120145307A1 (en) * 2009-08-21 2012-06-14 Optogig, Inc. Method of mt ferrule termination and protrusion equalization fixture
JP2013097064A (ja) * 2011-10-28 2013-05-20 Kyocera Corp 光コネクタおよび光コネクタの製造方法
US20150063766A1 (en) * 2013-09-04 2015-03-05 Verizon Patent And Licensing Inc. Cable splicing fixture
JP2017191156A (ja) * 2016-04-12 2017-10-19 日東電工株式会社 光コネクタ部材およびそれを用いた光コネクタキット、並びにそれによって得られる光配線

Also Published As

Publication number Publication date
JPWO2022054258A1 (https=) 2022-03-17
US20230333329A1 (en) 2023-10-19

Similar Documents

Publication Publication Date Title
US11397297B2 (en) Optical assembly with cable retainer
US11906789B2 (en) Optical waveguide positioning feature in a multiple waveguides connector
US11934019B2 (en) Dust mitigating optical connector
CN102890316B (zh) 具有用于对准光学端口的定位器的光电通信模块
JP2012194481A (ja) 光コネクタ、光ファイバの実装方法、及び電子情報機器
CN105408789A (zh) 用于光学连接器的插芯
JP4117004B2 (ja) 光伝送媒体の接続方法、光学接続構造及び光伝送媒体接続部品
US6981802B2 (en) Connection structure of optical fiber and process for connecting optical fibers
WO2022054258A1 (ja) 多心光コネクタ及びその製造方法
JPH10186187A (ja) フレキシブル光導波路デバイス
JP7342959B2 (ja) 多心光コネクタ及び光ファイバ接続方法
KR100671121B1 (ko) 광섬유 접속용 부품, 광섬유 접속 구조 및 광섬유 접속 방법
JP3950781B2 (ja) 光ファイバ接続方法及び接続構造
JP3989316B2 (ja) 光ファイバの接続方法および光ファイバの接続構造
JP3989317B2 (ja) 光ファイバ接続方法
US12416767B2 (en) Device for producing optical connector and method for producing optical connector
JP4374280B2 (ja) 光学接続構造及びその作製方法
WO2026047932A1 (ja) ファイバアレイおよびその製造方法
US20230367092A1 (en) Optical fiber ribbon, optical fiber connection component, and method for manufacturing optical fiber connection component
US20210181431A1 (en) Optical connecting component
JP2006220722A (ja) 光モジュール

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20953323

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2022547343

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20953323

Country of ref document: EP

Kind code of ref document: A1