JPH01167738U - - Google Patents
Info
- Publication number
- JPH01167738U JPH01167738U JP1988065663U JP6566388U JPH01167738U JP H01167738 U JPH01167738 U JP H01167738U JP 1988065663 U JP1988065663 U JP 1988065663U JP 6566388 U JP6566388 U JP 6566388U JP H01167738 U JPH01167738 U JP H01167738U
- Authority
- JP
- Japan
- Prior art keywords
- light beams
- receiving side
- transmission device
- space transmission
- schematic diagram
- 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 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Optical Communication System (AREA)
Description
第１図は本考案の一実施例による光空間伝送装
置を示すブロツク図、第２図はその発光部を示す
略線図、第３図はその動作の説明に供する略線図
、第４図はそのサーボ信号の周波数特性を示す特
性曲線図、第５図は本考案の第２の実施例の説明
に供する略線図、第６図は従来の光空間伝送装置
を示す略線図、第７図はその動作の説明に供する
略線図、第８図は他の従来例を示す略線図である
。
１，１０……光空間伝送装置、２，１１……送
信側、３，１２……発光部、４，６……レンズ、
５……受信側、７，Ｈ１，Ｈ２，Ｖ１，Ｖ２……
光デイテクタ。
FIG. 1 is a block diagram showing an optical space transmission device according to an embodiment of the present invention, FIG. 2 is a schematic diagram showing its light emitting section, FIG. 3 is a schematic diagram for explaining its operation, and FIG. 4 is a characteristic curve diagram showing the frequency characteristics of the servo signal, FIG. 5 is a schematic diagram for explaining the second embodiment of the present invention, FIG. 6 is a schematic diagram showing a conventional optical space transmission device, and FIG. FIG. 7 is a schematic diagram for explaining its operation, and FIG. 8 is a schematic diagram showing another conventional example. 1, 10... Optical space transmission device, 2, 11... Transmission side, 3, 12... Light emitting section, 4, 6... Lens,
5... Receiving side, 7, H 1 , H 2 , V 1 , V 2 ...
optical detector.
Claims (1)
上記複数の光ビームに基づいて上記受信側に対す
る光軸のずれ量を検出するようにした ことを特徴とする光空間伝送装置。[Scope of claim for utility model registration] Sending multiple light beams from the transmitting side to the receiving side,
An optical space transmission device characterized in that an amount of deviation of an optical axis with respect to the receiving side is detected based on the plurality of light beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988065663U JPH01167738U (en) | 1988-05-17 | 1988-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988065663U JPH01167738U (en) | 1988-05-17 | 1988-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01167738U true JPH01167738U (en) | 1989-11-27 |
Family
ID=31291093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988065663U Pending JPH01167738U (en) | 1988-05-17 | 1988-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01167738U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05183513A (en) * | 1991-12-27 | 1993-07-23 | Mitsubishi Electric Corp | Optical space transmitter |
| WO1999020002A1 (en) * | 1997-10-09 | 1999-04-22 | Seiko Epson Corporation | Space optical transmission apparatus and space optical transmission method |
-
1988
- 1988-05-17 JP JP1988065663U patent/JPH01167738U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05183513A (en) * | 1991-12-27 | 1993-07-23 | Mitsubishi Electric Corp | Optical space transmitter |
| WO1999020002A1 (en) * | 1997-10-09 | 1999-04-22 | Seiko Epson Corporation | Space optical transmission apparatus and space optical transmission method |
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