JPS56165122A - Direct current drift preventing method in optical modulator and optical deflecting device - Google Patents
Direct current drift preventing method in optical modulator and optical deflecting deviceInfo
- Publication number
- JPS56165122A JPS56165122A JP6841980A JP6841980A JPS56165122A JP S56165122 A JPS56165122 A JP S56165122A JP 6841980 A JP6841980 A JP 6841980A JP 6841980 A JP6841980 A JP 6841980A JP S56165122 A JPS56165122 A JP S56165122A
- Authority
- JP
- Japan
- Prior art keywords
- buffer layer
- optical
- waveguide
- direct current
- deflecting 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6841980A JPS56165122A (en) | 1980-05-24 | 1980-05-24 | Direct current drift preventing method in optical modulator and optical deflecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6841980A JPS56165122A (en) | 1980-05-24 | 1980-05-24 | Direct current drift preventing method in optical modulator and optical deflecting device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56165122A true JPS56165122A (en) | 1981-12-18 |
Family
ID=13373140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6841980A Pending JPS56165122A (en) | 1980-05-24 | 1980-05-24 | Direct current drift preventing method in optical modulator and optical deflecting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56165122A (ja) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6136726A (ja) * | 1984-07-30 | 1986-02-21 | Tech Res & Dev Inst Of Japan Def Agency | 光スイツチ |
US4792201A (en) * | 1986-04-09 | 1988-12-20 | Brother Kogyo Kabushiki Kaisha | Optical deflector device |
US4841311A (en) * | 1986-09-20 | 1989-06-20 | Brother Kogyo Kabushiki Kaisha | Laser beam printer with compactly arranged photosensitive element, laser beam emitting element and reflective element |
US4906063A (en) * | 1987-02-05 | 1990-03-06 | Hitachi, Ltd. | Wave guide type optical device and method of fabricating the same |
US4983499A (en) * | 1986-09-11 | 1991-01-08 | Brother Kogyo Kabushiki Kaisha | Method of forming waveguide lens having refractive index distribution |
JPH04115238A (ja) * | 1990-09-05 | 1992-04-16 | Nec Corp | 光制御デバイス |
US5521749A (en) * | 1993-06-25 | 1996-05-28 | Nec Corporation | Optical modulation apparatus |
JPH08146367A (ja) * | 1994-11-18 | 1996-06-07 | Nec Corp | 光制御デバイス |
JPH1054964A (ja) * | 1997-04-21 | 1998-02-24 | Nec Corp | 光制御デバイス |
US6021232A (en) * | 1996-05-10 | 2000-02-01 | Nec Corporation | Wide band and low driving voltage optical modulator with an improved dielectric buffer layer |
-
1980
- 1980-05-24 JP JP6841980A patent/JPS56165122A/ja active Pending
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6136726A (ja) * | 1984-07-30 | 1986-02-21 | Tech Res & Dev Inst Of Japan Def Agency | 光スイツチ |
US4792201A (en) * | 1986-04-09 | 1988-12-20 | Brother Kogyo Kabushiki Kaisha | Optical deflector device |
US4983499A (en) * | 1986-09-11 | 1991-01-08 | Brother Kogyo Kabushiki Kaisha | Method of forming waveguide lens having refractive index distribution |
US4841311A (en) * | 1986-09-20 | 1989-06-20 | Brother Kogyo Kabushiki Kaisha | Laser beam printer with compactly arranged photosensitive element, laser beam emitting element and reflective element |
US4906063A (en) * | 1987-02-05 | 1990-03-06 | Hitachi, Ltd. | Wave guide type optical device and method of fabricating the same |
JPH04115238A (ja) * | 1990-09-05 | 1992-04-16 | Nec Corp | 光制御デバイス |
US5521749A (en) * | 1993-06-25 | 1996-05-28 | Nec Corporation | Optical modulation apparatus |
JPH08146367A (ja) * | 1994-11-18 | 1996-06-07 | Nec Corp | 光制御デバイス |
US6021232A (en) * | 1996-05-10 | 2000-02-01 | Nec Corporation | Wide band and low driving voltage optical modulator with an improved dielectric buffer layer |
JPH1054964A (ja) * | 1997-04-21 | 1998-02-24 | Nec Corp | 光制御デバイス |
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