JPS562927B2 - - Google Patents
Info
- Publication number
- JPS562927B2 JPS562927B2 JP1682776A JP1682776A JPS562927B2 JP S562927 B2 JPS562927 B2 JP S562927B2 JP 1682776 A JP1682776 A JP 1682776A JP 1682776 A JP1682776 A JP 1682776A JP S562927 B2 JPS562927 B2 JP S562927B2
- Authority
- JP
- Japan
- 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
Landscapes
- Optical Integrated Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1682776A JPS5299840A (en) | 1976-02-17 | 1976-02-17 | Directional coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1682776A JPS5299840A (en) | 1976-02-17 | 1976-02-17 | Directional coupler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5299840A JPS5299840A (en) | 1977-08-22 |
| JPS562927B2 true JPS562927B2 (en]) | 1981-01-22 |
Family
ID=11927005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1682776A Granted JPS5299840A (en) | 1976-02-17 | 1976-02-17 | Directional coupler |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5299840A (en]) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5669603A (en) * | 1979-11-13 | 1981-06-11 | Nec Corp | Manufacture of waveguide type directional photocoupler |
| JPS5672406A (en) * | 1979-11-20 | 1981-06-16 | Nec Corp | Light circuit element |
| JP2599488B2 (ja) * | 1990-02-26 | 1997-04-09 | 日本電信電話株式会社 | 光導波回路の特性調整方法およびその方法に使われる光導波回路 |
| JP2011227439A (ja) * | 2010-03-31 | 2011-11-10 | Fujitsu Ltd | 光導波路デバイス、電子機器および光導波路デバイスの製造方法 |
| JP5691034B2 (ja) * | 2010-12-17 | 2015-04-01 | 学校法人慶應義塾 | 導波路型光保護素子及び導波路型光保護装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5062653A (en]) * | 1973-10-05 | 1975-05-28 |
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1976
- 1976-02-17 JP JP1682776A patent/JPS5299840A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5299840A (en) | 1977-08-22 |