JPS58147262U - optical bistable device - Google Patents
optical bistable deviceInfo
- Publication number
- JPS58147262U JPS58147262U JP4513182U JP4513182U JPS58147262U JP S58147262 U JPS58147262 U JP S58147262U JP 4513182 U JP4513182 U JP 4513182U JP 4513182 U JP4513182 U JP 4513182U JP S58147262 U JPS58147262 U JP S58147262U
- Authority
- JP
- Japan
- Prior art keywords
- light
- liquid crystal
- emitting element
- receiving element
- bistable device
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はレーザダイオードの入出力特性図、第２図はホ
トダイオードの入出力特性図、第３図は光双安定装置の
入出力特性−、第４図は光双安定 ′ ゛装置の電気的
構成を示す概略図、第５図はこの考案に係る光双安定装
置の一実施例を示す側面断面概略図、第６図は液晶セル
の光透過率の電界依存性を示す図である。
１・・・・・・受光素子、２・・・・・・発光素子、３
・・・・・・液晶セル、５，６・・・・・・電極、８・
・・・・・液晶、Ｐｏ・・・・・・出力光、Ｐｉ・・・
・・・入力光。
補正 昭５７． ５． ８
実用新案登録請求の範囲を次のように補正する。
Ｏ実用新案登録請求の範囲
入力光を受光する受光素子と、出力光発生する発光素子
と、発光素子からの出力光の一部を受光素子に導く正帰
還光路中に設けられ、一対の透明電極およびそれに挾ま
れた液晶とからなり、上記電極間の印加電圧によって光
透過率が連続して可変される液晶セルとを備え、上記発
光素子から上記受光素子への正帰還光量を上記液晶セル
によって調整できるようにしたことを特徴とする光双安
定装置。Figure 1 shows the input/output characteristics of the laser diode, Figure 2 shows the input/output characteristics of the photodiode, Figure 3 shows the input/output characteristics of the optical bistable device, and Figure 4 shows the electrical characteristics of the optical bistable device. FIG. 5 is a schematic side sectional view showing an embodiment of the optical bistable device according to the invention, and FIG. 6 is a diagram showing the electric field dependence of the light transmittance of a liquid crystal cell. 1... Light receiving element, 2... Light emitting element, 3
...Liquid crystal cell, 5, 6... Electrode, 8.
...Liquid crystal, Po...Output light, Pi...
...Input light. Correction 1984. 5. 8. The scope of claims for utility model registration shall be amended as follows. O Utility Model Registration Claims A light-receiving element that receives input light, a light-emitting element that generates output light, and a pair of transparent electrodes provided in a positive feedback optical path that guides a portion of the output light from the light-emitting element to the light-receiving element. and a liquid crystal sandwiched between the liquid crystal cells, the light transmittance of which is continuously varied by the voltage applied between the electrodes, and the amount of positive feedback light from the light emitting element to the light receiving element is controlled by the liquid crystal cell. An optical bistable device characterized by being adjustable.
Claims (1)
と、発光素子からの出力光の一部を受光素子に導く正帰
還光路中に設けられ、一対の透明電極およびそれに挾ま
れた液晶とからなり、上記電極間の印加電圧によって光
透過率が連続して換言される液晶セルとを備え、上記発
光素子から上記受光素子への正帰還光量を上記液晶セル
によって調整できるようにしたことを特徴とする光双安
定装置。A light-receiving element that receives input light, a light-emitting element that generates output light, a pair of transparent electrodes provided in a positive feedback optical path that guides a portion of the output light from the light-emitting element to the light-receiving element, and a liquid crystal sandwiched between them. and a liquid crystal cell whose light transmittance is changed continuously depending on the voltage applied between the electrodes, and the amount of positive feedback light from the light emitting element to the light receiving element can be adjusted by the liquid crystal cell. Features an optical bistable device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4513182U JPS58147262U (en) | 1982-03-30 | 1982-03-30 | optical bistable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4513182U JPS58147262U (en) | 1982-03-30 | 1982-03-30 | optical bistable device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58147262U true JPS58147262U (en) | 1983-10-03 |
| JPS6246290Y2 JPS6246290Y2 (en) | 1987-12-12 |
Family
ID=30056167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4513182U Granted JPS58147262U (en) | 1982-03-30 | 1982-03-30 | optical bistable device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58147262U (en) |
-
1982
- 1982-03-30 JP JP4513182U patent/JPS58147262U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6246290Y2 (en) | 1987-12-12 |
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