JPH04362607A - Optical semiconductor module - Google Patents
Optical semiconductor moduleInfo
- Publication number
- JPH04362607A JPH04362607A JP3138825A JP13882591A JPH04362607A JP H04362607 A JPH04362607 A JP H04362607A JP 3138825 A JP3138825 A JP 3138825A JP 13882591 A JP13882591 A JP 13882591A JP H04362607 A JPH04362607 A JP H04362607A
- Authority
- JP
- Japan
- Prior art keywords
- stem
- movable screw
- movable
- optical semiconductor
- ferrule
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 19
- 239000004065 semiconductor Substances 0.000 title claims abstract description 19
- 239000013307 optical fiber Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 abstract description 16
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Optical Couplings Of Light Guides (AREA)
- Led Device Packages (AREA)
- Light Receiving Elements (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】本発明は光半導体素子モジュール
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical semiconductor element module.
【0002】0002
【従来の技術】光ファイバのコア部の直径は通信用光フ
ァイバの場合、例えば、50μmと極めて小さいため、
光半導体素子との結合には数μmの精度で位置合わせを
行う必要がある。[Prior Art] The diameter of the core portion of an optical fiber is extremely small, for example, 50 μm in the case of an optical fiber for communication.
Coupling with an optical semiconductor element requires positioning with an accuracy of several μm.
【0003】従来、これを実現する手段は光半導体素子
を搭載して外部と電気的なインタフェースを行うステム
、ファイバを保持するフェルール、ステムとフェルール
を保持し結合するレセプタクル等の外部部品の機械的精
度を上げ、さらに光半導体素子の搭載位置を厳密に定め
ることにより位置合わせを行う方法が挙げられる。[0003] Conventionally, the means for realizing this has been the mechanical modification of external parts such as a stem that mounts an optical semiconductor element and provides an electrical interface with the outside, a ferrule that holds the fiber, and a receptacle that holds and connects the stem and ferrule. One example is a method in which positioning is performed by increasing accuracy and further precisely determining the mounting position of the optical semiconductor element.
【0004】他の技術は、特開昭63−10658号公
報に記載の様に、レセプタクル内でステムが移動可能な
様に、ステム外径とレセプタクルのステム収納部内径を
定め、組立時にステムの位置を適当に調整することによ
り位置合わせを行い、その後、ステムとレセプタクルを
、例えば、接着剤や溶接により固定する方法が挙げられ
る。Another technique, as described in Japanese Unexamined Patent Publication No. 63-10658, involves determining the outer diameter of the stem and the inner diameter of the stem accommodating part of the receptacle so that the stem can move within the receptacle. For example, a method may be used in which alignment is performed by appropriately adjusting the position, and then the stem and receptacle are fixed by, for example, adhesive or welding.
【0005】[0005]
【発明が解決しようとする課題】従来技術として挙げた
第一の例では、各部品の加工性や加工時間の点に付いて
考慮がされておらず、各部品の高価格化と低量産性に問
題があった。[Problem to be solved by the invention] In the first example cited as the prior art, no consideration is given to the workability and processing time of each part, resulting in high prices and low mass production of each part. There was a problem.
【0006】また、従来技術として挙げた第二の例では
、設備の規模や作業環境の点に付いて考慮がなされてお
らず、設備や組立時の環境整備に対する高額投資の問題
があった。[0006] Furthermore, in the second example cited as the prior art, no consideration was given to the scale of the equipment or the work environment, resulting in the problem of high investment in equipment and environment preparation during assembly.
【0007】本発明は、各部品の低価格化と、位置合わ
せ用の設備や組立時の環境整備を必要としない、安価で
容易な位置合わせ装置を提供することにある。The object of the present invention is to reduce the cost of each component and to provide an inexpensive and easy alignment device that does not require alignment equipment or environmental preparation during assembly.
【0008】[0008]
【課題を解決するための手段】上記目的を達成するため
に、本発明はファイバを保持するフェルール、光半導体
素子を搭載して外部と電気的なインタフェースを行うス
テム、フェルールとステムを保持し、少なくとも一方を
、X軸、Y軸方向に移動可能な可動保持部をもつレセプ
タクルを用いたものである。[Means for Solving the Problems] In order to achieve the above object, the present invention provides a ferrule for holding a fiber, a stem for mounting an optical semiconductor element and providing an electrical interface with the outside, a ferrule for holding a ferrule and a stem, A receptacle is used in which at least one of the receptacles has a movable holding part that is movable in the X-axis and Y-axis directions.
【0009】さらに、光半導体素子の発光面、または、
受光面とファイバ端面との間にレンズが配置されている
場合や、ファイバや受光素子からの出力を調整する必要
がある場合は、X軸、Y軸方向のほかに、Z軸方向にも
移動可能な可動保持部をもったレセプタクルを用いる。Furthermore, the light emitting surface of the optical semiconductor element, or
If a lens is placed between the light-receiving surface and the fiber end face, or if it is necessary to adjust the output from the fiber or light-receiving element, it can be moved not only in the X-axis and Y-axis directions but also in the Z-axis direction. Use a receptacle with a movable retainer that is possible.
【0010】0010
【作用】光半導体素子をファイバに正対させ、光半導体
素子に電力を印加することにより、発光素子の場合はフ
ァイバよりその出力がモニタ出来、受光素子の場合はそ
の出力電流によりその出力がモニタ出来る。[Operation] By placing the optical semiconductor element directly facing the fiber and applying power to the optical semiconductor element, in the case of a light emitting element, its output can be monitored through the fiber, and in the case of a light receiving element, its output can be monitored by its output current. I can do it.
【0011】さらに可動保持部を適当に調整することに
より、光半導体素子がファイバに対して位置を変えるこ
とができ、この出力が最大となる位置を見つけることが
出来る。Furthermore, by appropriately adjusting the movable holding part, the position of the optical semiconductor element relative to the fiber can be changed, and the position where the output is maximum can be found.
【0012】0012
【実施例】以下、本発明の実施例を図面を用いて説明す
る。図1は本発明の第一実施例に係るX軸、Y軸方向に
移動可能な可動ステム保持部をもったレセプタクル1の
縦断面図であり、図2は、可動ステム保持部の横断面図
である。Embodiments Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a longitudinal sectional view of a receptacle 1 having a movable stem holder movable in the X- and Y-axis directions according to a first embodiment of the present invention, and FIG. 2 is a cross-sectional view of the movable stem holder. It is.
【0013】図1、図2において、ファイバ21は、フ
ェルール2を介してレセプタクル1のフェルール保持部
11に固定される。一方、光半導体素子4はステム3を
介して可動ステム保持部5、7、8、9に固定される。
可動ステム保持部5はレセプタクル内面に取り付けられ
たばね52と、ばね52を介してレセプタクル内面に取
り付けられているステム保持具51により構成される。
可動ステム保持部7は、X軸方向にステム3を移動させ
るために、レセプタクル1の可動ステム保持部5の反対
側側面に空けられたねじ孔72とそれに取り付けられた
X軸可動ねじ71とステム保持具73により構成される
。可動ステム保持部9はレセプタクル内面に取り付けら
れたばね91とばね91を介してレセプタクル内面に取
り付けられているステム保持具92により構成される。
可動ステム保持部8は、Y軸方向にステム3を移動させ
るためにレセプタクル1の可動ステム保持部9の反対側
側面に空けられたねじ状の孔82とそれに取り付けられ
たY軸可動ねじ81とステム保持具83により構成され
る。X軸可動ねじ71とY軸可動ねじ81は外側端面に
、例えば、ドライバや六角レンチなどの工具により回転
させることが出来る。これらにより、組立時にファイバ
を正対させ、光半導体素子に電力を印加することにより
、発光素子の場合はファイバよりその出力を、受光素子
の場合はその出力電流をモニタしながらX軸可動ねじ7
1とY軸可動ねじ81を適当に回転させることによりス
テム3を移動させることが出来、位置合わせを行うこと
が出来る。また可動ステム保持部5、7、8、9の代わ
りに、図3に示すように三つ以上のステム3を移動させ
るために空けられたねじ状の孔とそれに取り付けられた
可動ねじとステム保持具により構成される可動ステム保
持部を配置しても同様の効果を得ることが出来る。In FIGS. 1 and 2, a fiber 21 is fixed to a ferrule holding portion 11 of a receptacle 1 via a ferrule 2. As shown in FIGS. On the other hand, the optical semiconductor element 4 is fixed to the movable stem holding parts 5, 7, 8, and 9 via the stem 3. The movable stem holder 5 is composed of a spring 52 attached to the inner surface of the receptacle, and a stem holder 51 attached to the inner surface of the receptacle via the spring 52. In order to move the stem 3 in the X-axis direction, the movable stem holding part 7 includes a threaded hole 72 bored on the opposite side surface of the movable stem holding part 5 of the receptacle 1, an X-axis movable screw 71 attached thereto, and a stem. It is composed of a holder 73. The movable stem holder 9 is composed of a spring 91 attached to the inner surface of the receptacle and a stem holder 92 attached to the inner surface of the receptacle via the spring 91. The movable stem holder 8 includes a threaded hole 82 bored on the opposite side of the movable stem holder 9 of the receptacle 1 to move the stem 3 in the Y-axis direction, and a Y-axis movable screw 81 attached thereto. It is composed of a stem holder 83. The X-axis movable screw 71 and the Y-axis movable screw 81 can be rotated by a tool such as a driver or a hexagonal wrench on the outer end surface. As a result, by aligning the fibers directly facing each other during assembly and applying power to the optical semiconductor element, the output from the fiber is monitored in the case of a light emitting element, and the output current is monitored in the case of a light receiving element while the X-axis movable screw 7
1 and the Y-axis movable screw 81, the stem 3 can be moved and positioned. In addition, instead of the movable stem holding parts 5, 7, 8, and 9, as shown in FIG. A similar effect can be obtained by arranging a movable stem holder made of a tool.
【0014】図4は第二の実施例を示す。第二の実施例
は上記第一実施例にさらにZ軸方向に移動可能な可動フ
ェルール保持部を追加したレセプタクル1の縦断面図で
ある。ファイバ21は、側面に傾斜溝22を持ったフェ
ルール2を介して可動フェルール保持部6に固定される
。可動フェルール保持部6はレセプタクル内面に取り付
けられたばね63とZ軸方向にフェルール2を移動させ
るためにレセプタクル1の側面に空けられたねじ孔62
とそれに取り付けられたZ軸可動ねじ61により構成さ
れる。Z軸可動ねじ61は、外側から、例えば、ドライ
バや六角レンチなどの工具により回転させることが出来
る。一方、光半導体素子4は第一実施例と同様にステム
3を介して可動ステム保持部5、7、8、9に固定され
る。これらにより、組立時にファイバを正対させ、光半
導体素子に電力を印加することにより、発光素子の場合
はファイバよりその出力を、受光素子の場合はその出力
電流を、それぞれ、モニタしながらX軸可動ねじ71と
Y軸可動ねじ81を適当に回転させることにより、ステ
ム3をX軸、Y軸方向に移動させることが出来、またZ
軸可動ねじ61を適当に回転させることによりフェルー
ル2をZ軸方向に移動させることが出来、位置合わせを
行うことが出来る。FIG. 4 shows a second embodiment. The second embodiment is a longitudinal cross-sectional view of a receptacle 1 in which a movable ferrule holder movable in the Z-axis direction is added to the first embodiment. The fiber 21 is fixed to the movable ferrule holding part 6 via the ferrule 2 having an inclined groove 22 on its side surface. The movable ferrule holding part 6 includes a spring 63 attached to the inner surface of the receptacle and a screw hole 62 bored in the side surface of the receptacle 1 to move the ferrule 2 in the Z-axis direction.
and a Z-axis movable screw 61 attached thereto. The Z-axis movable screw 61 can be rotated from the outside using a tool such as a screwdriver or a hexagonal wrench. On the other hand, the optical semiconductor element 4 is fixed to the movable stem holding parts 5, 7, 8, and 9 via the stem 3 as in the first embodiment. By aligning the fibers facing each other during assembly and applying power to the optical semiconductor element, the output from the fiber in the case of a light-emitting element and the output current in the case of a light-receiving element can be monitored on the X-axis. By appropriately rotating the movable screw 71 and the Y-axis movable screw 81, the stem 3 can be moved in the X-axis and Y-axis directions.
By appropriately rotating the shaft movable screw 61, the ferrule 2 can be moved in the Z-axis direction, and positioning can be performed.
【0015】また、X軸可動ねじ71とY軸可動ねじ8
1は、どちらか一方、あるいは両方ともフェルール保持
部11に配置しても同様の効果を得ることが出来る。ま
た、ばね52、91、63は、例えば、ゴムなどの弾性
体によっても同様な効果を得ることが出来る。Furthermore, the X-axis movable screw 71 and the Y-axis movable screw 8
1, the same effect can be obtained even if one or both of them are placed in the ferrule holding part 11. Further, the springs 52, 91, and 63 can also be made of elastic bodies such as rubber to achieve the same effect.
【0016】[0016]
【発明の効果】本発明によれば、各部品の低価格化と、
位置合わせ用の設備や組立時の環境整備を必要としない
、安価で容易な位置合わせを実現することができる。[Effects of the Invention] According to the present invention, the cost of each component can be reduced;
It is possible to realize inexpensive and easy alignment without requiring alignment equipment or environmental preparation during assembly.
【図1】本発明の第一実施例のレセプタクルの断面図、
FIG. 1 is a sectional view of a receptacle according to a first embodiment of the present invention;
【図2】可変ステム保持部の断面図、[Fig. 2] Cross-sectional view of the variable stem holding part,
【図3】本発明の第二の実施例の可動ステム保持部の断
面図、FIG. 3 is a sectional view of a movable stem holding part according to a second embodiment of the present invention;
【図4】レセプタクルの断面図である。FIG. 4 is a cross-sectional view of the receptacle.
1…レセプタクル 2…フェルール 3…ステム 4…光半導体素子 5、7、8、9…可動ステム保持部 6…可動フェルール保持部 1...Receptacle 2...Ferrule 3...Stem 4...Optical semiconductor element 5, 7, 8, 9...Movable stem holding part 6...Movable ferrule holding part
Claims (1)
された光ファイバ付きフェルールと、前記レセプタクル
の他方の孔に挿入され前記光ファイバ付きフェルールと
同一軸上で正対する(発光ダイオード、フォトダイオー
ド、アバランシェフォトダイオード、レーザダイオード
等)光半導体素子よりなる光半導体素子モジュールにお
いて、前記レセプタクル内に可動保持部を設けたことを
特徴とする光半導体素子モジュール。1. A receptacle, a ferrule with an optical fiber inserted into the receptacle, and a ferrule with an optical fiber inserted into the other hole of the receptacle and directly facing the ferrule with the optical fiber on the same axis. 1. An optical semiconductor element module comprising an optical semiconductor element (diode, laser diode, etc.), characterized in that a movable holding part is provided in the receptacle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3138825A JPH04362607A (en) | 1991-06-11 | 1991-06-11 | Optical semiconductor module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3138825A JPH04362607A (en) | 1991-06-11 | 1991-06-11 | Optical semiconductor module |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04362607A true JPH04362607A (en) | 1992-12-15 |
Family
ID=15231106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3138825A Pending JPH04362607A (en) | 1991-06-11 | 1991-06-11 | Optical semiconductor module |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04362607A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1168243A (en) * | 1997-08-19 | 1999-03-09 | Nec Corp | Optical module and optical axis adjustment method |
JP2005252038A (en) * | 2004-03-04 | 2005-09-15 | Nippon Telegr & Teleph Corp <Ntt> | Array type photosensitive component |
JP2011170433A (en) * | 2010-02-16 | 2011-09-01 | Denso Wave Inc | Method for manufacturing optical information reading device |
JP2012151610A (en) * | 2011-01-18 | 2012-08-09 | Hitachi Cable Ltd | Optical transmitter, network apparatus, and axial displacement amount adjustment system of optical transmitter |
CN107797195A (en) * | 2016-08-29 | 2018-03-13 | 年益实业股份有限公司 | Optical assembly positioning adjustment device |
WO2019163508A1 (en) * | 2018-02-20 | 2019-08-29 | Seiオプティフロンティア株式会社 | Optical fiber holder |
-
1991
- 1991-06-11 JP JP3138825A patent/JPH04362607A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1168243A (en) * | 1997-08-19 | 1999-03-09 | Nec Corp | Optical module and optical axis adjustment method |
JP2005252038A (en) * | 2004-03-04 | 2005-09-15 | Nippon Telegr & Teleph Corp <Ntt> | Array type photosensitive component |
JP2011170433A (en) * | 2010-02-16 | 2011-09-01 | Denso Wave Inc | Method for manufacturing optical information reading device |
JP2012151610A (en) * | 2011-01-18 | 2012-08-09 | Hitachi Cable Ltd | Optical transmitter, network apparatus, and axial displacement amount adjustment system of optical transmitter |
CN107797195A (en) * | 2016-08-29 | 2018-03-13 | 年益实业股份有限公司 | Optical assembly positioning adjustment device |
CN107797195B (en) * | 2016-08-29 | 2019-07-19 | 年益实业股份有限公司 | Optical assembly positioning adjustment device |
WO2019163508A1 (en) * | 2018-02-20 | 2019-08-29 | Seiオプティフロンティア株式会社 | Optical fiber holder |
JPWO2019163508A1 (en) * | 2018-02-20 | 2021-02-04 | 住友電工オプティフロンティア株式会社 | Fiber optic holder |
US11327230B2 (en) | 2018-02-20 | 2022-05-10 | Sumitomo Electric Optifrontier Co., Ltd. | Optical fiber holder |
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