JPS63137965U - - Google Patents
Info
- Publication number
- JPS63137965U JPS63137965U JP1987030613U JP3061387U JPS63137965U JP S63137965 U JPS63137965 U JP S63137965U JP 1987030613 U JP1987030613 U JP 1987030613U JP 3061387 U JP3061387 U JP 3061387U JP S63137965 U JPS63137965 U JP S63137965U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- semiconductor light
- polarization
- optical
- semiconductor
- 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 claims description 8
- 239000004065 semiconductor Substances 0.000 claims description 8
- 239000013307 optical fiber Substances 0.000 claims description 6
- 230000007175 bidirectional communication Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Communication System (AREA)
Description
第１図はこの考案の一実施例による光半導体モ
ジユールの光学系を示す図、第２図は従来の光半
導体モジユールの光学系を示す図である。
図中、１はレーザダイオード、２ａ，２ｂ，２
ｃ，２ｄは光線軌跡、３ａ，３ｂ，３ｃはレンズ
、７ａ，７ｂはホトダイオード、８は偏波保持光
フアイバ、９は偏光ビームスプリツタである。な
お、図中、同一あるいは相当部分には同一符号を
付して示してある。
FIG. 1 is a diagram showing an optical system of an optical semiconductor module according to an embodiment of this invention, and FIG. 2 is a diagram showing an optical system of a conventional optical semiconductor module. In the figure, 1 is a laser diode, 2a, 2b, 2
3a, 3b, 3c are lenses, 7a, 7b are photodiodes, 8 is a polarization-maintaining optical fiber, and 9 is a polarizing beam splitter. In the drawings, the same or corresponding parts are designated by the same reference numerals.
Claims (1)
光フアイバと光学的に結合させる双方向通信用光
半導体素子モジユールにおいて、上記光フアイバ
として偏波保持光フアイバを用い、上記半導体発
光素子と偏波保持光フアイバの光軸と、上記半導
体受光素子と上記偏波保持光フアイバの光軸との
交点に偏光子を配置したことを特徴とする光半導
体素子モジユール。 Built-in semiconductor light emitting element and semiconductor light receiving element,
In an optical semiconductor element module for bidirectional communication that is optically coupled to an optical fiber, a polarization-maintaining optical fiber is used as the optical fiber, and the optical axis of the semiconductor light-emitting element and the polarization-maintaining optical fiber is connected to the semiconductor light-receiving element. An optical semiconductor element module characterized in that a polarizer is disposed at a point of intersection with the optical axis of the polarization-maintaining optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987030613U JPS63137965U (en) | 1987-03-03 | 1987-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987030613U JPS63137965U (en) | 1987-03-03 | 1987-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63137965U true JPS63137965U (en) | 1988-09-12 |
Family
ID=30835585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987030613U Pending JPS63137965U (en) | 1987-03-03 | 1987-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63137965U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62150210A (en) * | 1985-12-24 | 1987-07-04 | Matsushita Electric Ind Co Ltd | Semiconductor laser and optical fiber coupling module with optical isolator |
-
1987
- 1987-03-03 JP JP1987030613U patent/JPS63137965U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62150210A (en) * | 1985-12-24 | 1987-07-04 | Matsushita Electric Ind Co Ltd | Semiconductor laser and optical fiber coupling module with optical isolator |