JPS6153682B2 - - Google Patents
Info
- Publication number
- JPS6153682B2 JPS6153682B2 JP57144283A JP14428382A JPS6153682B2 JP S6153682 B2 JPS6153682 B2 JP S6153682B2 JP 57144283 A JP57144283 A JP 57144283A JP 14428382 A JP14428382 A JP 14428382A JP S6153682 B2 JPS6153682 B2 JP S6153682B2
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- polarization
- optical fibers
- substrate
- grooves
- 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.)
- Expired
Links
- 239000013307 optical fiber Substances 0.000 claims description 46
- 230000010287 polarization Effects 0.000 claims description 22
- 239000000758 substrate Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000694 effects Effects 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/448—Ribbon cables
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
-
- 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
- G02B6/3628—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
- G02B6/3684—Mechanical coupling means for mounting fibres to supporting carriers characterised by the manufacturing process of surface profiling of the supporting carrier
- G02B6/3692—Mechanical coupling means for mounting fibres to supporting carriers characterised by the manufacturing process of surface profiling of the supporting carrier with surface micromachining involving etching, e.g. wet or dry etching steps
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Description
【発明の詳細な説明】
(a) 発明の技術分野
本発明は、定偏波光フアイバアレイの製造方法
に係り、とくに基板上に配列した光フアイバを加
熱押圧する定偏波光フアイバアレイの製造方法に
関するものである。Detailed Description of the Invention (a) Technical Field of the Invention The present invention relates to a method for manufacturing a constant polarization optical fiber array, and particularly relates to a method for manufacturing a constant polarization optical fiber array in which optical fibers arranged on a substrate are heated and pressed. It is something.
(b) 技術の背景
近年通信装置には光通信の驚異的な進歩にとも
なつて、その伝送路に光フアイバが多用されるよ
うになつている。この光フアイバを用いた通信に
おける複数本の光フアイバ伝送路からの光信号を
同じく複数本の光フアイバ伝送路へ選択的に伝送
するための切換えスイツチ素子を介在させること
が必要である。ところでこのようなスイツチ素子
へ入力する複数本の光フアイバは定偏波を有する
光フアイバを同一方向に偏光特性をもたせて整列
させた定偏波光フアイバアレイを形成するのであ
るが、該定偏波光フアイバを同一方向に偏光特性
をもたせて整列せしめることは非常に困難であ
る。(b) Background of the Technology In recent years, with the amazing progress of optical communications in communication devices, optical fibers have come to be frequently used as transmission paths. In communication using optical fibers, it is necessary to interpose a changeover switch element for selectively transmitting optical signals from a plurality of optical fiber transmission lines to the plurality of optical fiber transmission lines. Incidentally, the plurality of optical fibers input to such a switch element form a constant polarization optical fiber array in which optical fibers having constant polarization are arranged in the same direction with polarization characteristics. It is very difficult to align the fibers with polarization properties in the same direction.
そこで同一方向に偏光特性をもたせて整列させ
る容易な定偏波光フアイバアレイの製造方法の開
発が強く要望されている。 Therefore, there is a strong demand for the development of a method for manufacturing a polarization-constant optical fiber array that can be easily aligned with polarization characteristics in the same direction.
(c) 従来技術と問題点
従来の定偏波光フアイバアレイの製造方法は、
シリコンSi等からなる基板上に複数條のＶ溝を形
成し、該Ｖ溝にそれぞれ定偏波光フアイバを配列
し、該定偏波光フアイバを同一方向に偏光特性を
もたせるために、光フアイバの他端から光を入射
させ、光フアイバアレイ端面からの出射光の偏光
特性を測定して、すべての光フアイバの特性が同
一方向となるような整列作業を行われている。(c) Conventional technology and problems The conventional method for manufacturing polarization-controlled optical fiber arrays is as follows:
A plurality of V-grooves are formed on a substrate made of silicon Si, etc., and polarization-controlled optical fibers are arranged in each of the V-grooves. Light is input from the end of the optical fiber array, and the polarization characteristics of the light emitted from the end face of the optical fiber array are measured to align the optical fibers so that the characteristics of all the fibers are in the same direction.
ところがこの整列作業が非常に困難で多大の作
業工数を要するという問題点があつた。 However, there was a problem in that this alignment work was extremely difficult and required a large number of man-hours.
(d) 発明の目的
本発明は、上記従来の問題点に鑑み、複数條の
溝を削設した基板の該溝に一般の光フアイバを配
列して加熱しながら押え板で押圧する定偏波光フ
アイバアレイの製造方法を提供することを目的と
するものである。(d) Purpose of the Invention In view of the above-mentioned conventional problems, the present invention provides a method for producing constant polarization light by arranging ordinary optical fibers in the grooves of a substrate having a plurality of grooves cut therein and pressing them with a presser plate while heating them. It is an object of the present invention to provide a method for manufacturing a fiber array.
(e) 発明の構成
前述の目的を達成するために本発明は、基板上
に複数の溝を形成し、該溝に定偏波光フアイバを
整列する構成の定偏波光フアイバアレイの製造方
法において、前記溝に一般の光フアイバを配列
し、その端末部を加熱しながら押え板で押圧整列
することによつて達成される。(e) Structure of the Invention In order to achieve the above-mentioned object, the present invention provides a method for manufacturing a polarization-controlled optical fiber array in which a plurality of grooves are formed on a substrate, and polarization-controlled optical fibers are aligned in the grooves. This is achieved by arranging common optical fibers in the groove and aligning them by pressing them with a presser plate while heating the end portions of the fibers.
(f) 発明の実施例
以下図面を参照しながら本発明に係る定偏波光
フアイバアレイの製造方法の実施例について詳細
に説明する。(f) Embodiments of the Invention Hereinafter, embodiments of the method for manufacturing a polarization-constant optical fiber array according to the present invention will be described in detail with reference to the drawings.
図面は本発明の一実施例を説明するためのａは
基板上に光フアイバを配列した正面図、ｂは加熱
押圧時の正面図、ｃは定偏波光フアイバアレイの
正面図で、１はプラステイツク等からなる光フア
イバ、２はシリコンSi等からなり、複数の溝２１
を削設してなる基板、３はシリコンSi等からなる
押え板、４は定偏波光フアイバである。 The drawings are for explaining one embodiment of the present invention. A is a front view of optical fibers arranged on a substrate, b is a front view when heated and pressed, c is a front view of a constant polarization optical fiber array, and 1 is a plastic stick. The optical fiber 2 is made of silicon, etc., and has a plurality of grooves 21.
3 is a holding plate made of silicon Si or the like, and 4 is a polarization-controlled optical fiber.
Siからなる基板２上に所定のピツチで溝２１を
削設し、該溝２１のそれぞれに光フアイバ１を配
列したるのち、該光フアイバ１の上面に押え板３
を載置した状態で、前記基板２および押え板３の
全周をＴなる温度で加熱するとともに押え板３を
基板２と平行となるよう矢印Ｐなる力で押圧する
とプラスチツクからなる光フアイバ１はＴな温度
により加熱されて軟化しているので押え板３のＰ
なる力によりほぼ楕円状の溝２１に沿つて変形す
る。この場合光フアイバの他端から光を入射さ
せ、押圧する端面の出射光の偏向特性を測定しな
がらＰになる力を制御しながら押圧し、所望の偏
向特性に変形整列した時点すなわち光フアイバ１
が定偏波光フアイバ４に形成された状態で、加熱
および押圧を中止すればよい。 Grooves 21 are cut at a predetermined pitch on the substrate 2 made of Si, and the optical fibers 1 are arranged in each of the grooves 21. After that, a holding plate 3 is placed on the upper surface of the optical fibers 1.
The optical fiber 1 made of plastic is heated when the entire circumference of the substrate 2 and the holding plate 3 is heated to a temperature T and the holding plate 3 is pressed with a force shown by the arrow P so that it is parallel to the substrate 2. Since it is heated and softened by the temperature T, the P of the presser plate 3
It is deformed along the substantially elliptical groove 21 due to the force. In this case, light is input from the other end of the optical fiber, and the optical fiber 1 is pressed while controlling the force P while measuring the deflection characteristics of the emitted light at the end face to be pressed.
Heating and pressing may be stopped in a state in which is formed on the constant polarization optical fiber 4.
なお、基板２に削設した溝２１の形状は楕円状
の実施例について説明したが、楕円状に限らずＶ
状、Ｕ状その他であつても構わない。また光フア
イバ１も５本に限らず複数本であつても構わな
い。 Note that although the shape of the groove 21 cut into the substrate 2 has been described in the embodiment as an ellipse, the shape is not limited to an ellipse.
It may be shaped like a U-shape, U-shape, or the like. Further, the number of optical fibers 1 is not limited to five, but may be a plurality.
さらに押え板３にも基板２に対応する形状の溝
を形成してもよい。 Furthermore, a groove having a shape corresponding to the substrate 2 may be formed in the holding plate 3 as well.
(g) 発明の効果
以上の説明からなるように本発明に係る定偏波
光フアイバアレイの製造方法によれば、従来の定
偏波光フアイバアレイの製造方法にくらべて、光
フアイバの整列作業が容易かつ簡単に行え、光フ
アイバアレイの特性向上に寄与するところが大で
あり、各種光通信装置に適用して極めて有効であ
る。(g) Effects of the Invention As explained above, according to the method for manufacturing a constant polarization optical fiber array according to the present invention, the alignment work of optical fibers is easier than in the conventional method for manufacturing a constant polarization optical fiber array. It is easy to perform, greatly contributes to improving the characteristics of optical fiber arrays, and is extremely effective when applied to various optical communication devices.
図面は本発明に係る定偏波光フアイバアレイの
製造方法を説明するためのａは基板上に光フアイ
バを配列した正面図、ｂは加熱押圧時の正面図、
ｃは定偏波光フアイバアレイの正面図である。
図において、１は光フアイバ、２は基板、３は
押え板、４は定偏波光フアイバ、２１は溝、Ｐは
圧力、Ｔは加熱温度をそれぞれ示す。
The drawings are a front view of optical fibers arranged on a substrate, a front view of the optical fibers arranged on a substrate, and a front view of the optical fiber array when heated and pressed.
c is a front view of a constant polarization optical fiber array. In the figure, 1 is an optical fiber, 2 is a substrate, 3 is a holding plate, 4 is a constant polarization optical fiber, 21 is a groove, P is a pressure, and T is a heating temperature.
Claims (1)
フアイバを整列する構成の定偏波光フアイバアレ
イの製造方法において、前記溝に一般の光フアイ
バを配列し、その端末部を加熱しながら押え板で
押圧整列することを特徴とする定偏波光フアイバ
アレイの製造方法。1. A method for manufacturing a polarization-controlled optical fiber array in which a plurality of grooves are formed on a substrate and polarization-controlled optical fibers are arranged in the grooves, in which common optical fibers are arranged in the grooves and their terminal parts are heated. A method for manufacturing a polarization-constant optical fiber array, characterized in that the array is pressed and aligned using a holding plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57144283A JPS5933403A (en) | 1982-08-19 | 1982-08-19 | Production of constant polarization optical fiber array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57144283A JPS5933403A (en) | 1982-08-19 | 1982-08-19 | Production of constant polarization optical fiber array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5933403A JPS5933403A (en) | 1984-02-23 |
| JPS6153682B2 true JPS6153682B2 (en) | 1986-11-19 |
Family
ID=15358471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57144283A Granted JPS5933403A (en) | 1982-08-19 | 1982-08-19 | Production of constant polarization optical fiber array |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5933403A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0750208B2 (en) * | 1986-09-29 | 1995-05-31 | 富士通株式会社 | Optical fiber array and method of manufacturing optical fiber array |
-
1982
- 1982-08-19 JP JP57144283A patent/JPS5933403A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5933403A (en) | 1984-02-23 |
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