JPH0219005U - - Google Patents
Info
- Publication number
- JPH0219005U JPH0219005U JP9311188U JP9311188U JPH0219005U JP H0219005 U JPH0219005 U JP H0219005U JP 9311188 U JP9311188 U JP 9311188U JP 9311188 U JP9311188 U JP 9311188U JP H0219005 U JPH0219005 U JP H0219005U
- Authority
- JP
- Japan
- Prior art keywords
- optical waveguide
- optical
- substrate
- directional coupler
- coupler 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
- 239000000758 substrate Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988093111U JPH087371Y2 (ja) | 1988-07-14 | 1988-07-14 | 方向性結合器デバイス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988093111U JPH087371Y2 (ja) | 1988-07-14 | 1988-07-14 | 方向性結合器デバイス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0219005U true JPH0219005U (hu) | 1990-02-08 |
| JPH087371Y2 JPH087371Y2 (ja) | 1996-03-04 |
Family
ID=31317558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988093111U Expired - Lifetime JPH087371Y2 (ja) | 1988-07-14 | 1988-07-14 | 方向性結合器デバイス |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087371Y2 (hu) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55163505A (en) * | 1979-06-05 | 1980-12-19 | Nippon Telegr & Teleph Corp <Ntt> | Light wavelength selective coupling device |
| JPS62229105A (ja) * | 1986-03-29 | 1987-10-07 | Nippon Telegr & Teleph Corp <Ntt> | 多波長半導体光源 |
-
1988
- 1988-07-14 JP JP1988093111U patent/JPH087371Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55163505A (en) * | 1979-06-05 | 1980-12-19 | Nippon Telegr & Teleph Corp <Ntt> | Light wavelength selective coupling device |
| JPS62229105A (ja) * | 1986-03-29 | 1987-10-07 | Nippon Telegr & Teleph Corp <Ntt> | 多波長半導体光源 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH087371Y2 (ja) | 1996-03-04 |
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