FR2449291B1 - - Google Patents
Info
- Publication number
- FR2449291B1 FR2449291B1 FR7903848A FR7903848A FR2449291B1 FR 2449291 B1 FR2449291 B1 FR 2449291B1 FR 7903848 A FR7903848 A FR 7903848A FR 7903848 A FR7903848 A FR 7903848A FR 2449291 B1 FR2449291 B1 FR 2449291B1
- Authority
- FR
- France
- 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
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
-
- 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
- G02F1/01—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 intensity, phase, polarisation or colour
- G02F1/21—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 intensity, phase, polarisation or colour by interference
- G02F1/225—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 intensity, phase, polarisation or colour by interference in an optical waveguide structure
-
- 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
- G02F2203/00—Function characteristic
- G02F2203/20—Intrinsic phase difference, i.e. optical bias, of an optical modulator; Methods for the pre-set thereof
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7903848A FR2449291A1 (fr) | 1979-02-15 | 1979-02-15 | Procede d'equilibrage d'un dispositif optique integre a l'aide d'une couche metallique mince et dispositif obtenu par ce procede |
| US06/118,995 US4300814A (en) | 1979-02-15 | 1980-02-06 | Method for balancing an integrated optical device and a device obtained by means of said method |
| GB8004023A GB2042212B (en) | 1979-02-15 | 1980-02-06 | Vice obtained by means of said method method for balancing an integrated optical device and a de |
| DE19803005395 DE3005395A1 (de) | 1979-02-15 | 1980-02-13 | Abgleichverfahren fuer eine integrierte optische vorrichtung sowie durch dieses verfahren erhaltene vorrichtung |
| CA000345762A CA1137198A (en) | 1979-02-15 | 1980-02-15 | Method for balancing an integrated optical device and a device obtained by means of said method |
| JP1672380A JPS55113002A (en) | 1979-02-15 | 1980-02-15 | Method of balancing optical integrated device by using thin metal layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7903848A FR2449291A1 (fr) | 1979-02-15 | 1979-02-15 | Procede d'equilibrage d'un dispositif optique integre a l'aide d'une couche metallique mince et dispositif obtenu par ce procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2449291A1 FR2449291A1 (fr) | 1980-09-12 |
| FR2449291B1 true FR2449291B1 (US06878557-20050412-C00065.png) | 1982-07-02 |
Family
ID=9222010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7903848A Granted FR2449291A1 (fr) | 1979-02-15 | 1979-02-15 | Procede d'equilibrage d'un dispositif optique integre a l'aide d'une couche metallique mince et dispositif obtenu par ce procede |
Country Status (6)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4515430A (en) * | 1980-09-15 | 1985-05-07 | Massachusetts Institute Of Technology | Integrated optical transducers |
| DE3442988A1 (de) * | 1983-11-29 | 1985-06-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Elektrisch steuerbarer optischer richtkoppler |
| FR2558270B1 (fr) * | 1984-01-18 | 1986-04-25 | Comp Generale Electricite | Modulateur electro-optique interferentiel a haute sensibilite |
| US4798437A (en) * | 1984-04-13 | 1989-01-17 | Massachusetts Institute Of Technology | Method and apparatus for processing analog optical wave signals |
| US4758060A (en) * | 1986-10-22 | 1988-07-19 | The University Of British Columbia | Integrated optical high voltage sensor |
| JPH0718964B2 (ja) * | 1987-06-29 | 1995-03-06 | 日本電信電話株式会社 | 集積光デバイスおよびその製造方法 |
| US4899042A (en) * | 1987-11-17 | 1990-02-06 | The Boeing Company | Integrated optic field sensor consisting of an interferometer formed in substrate |
| GB8812180D0 (en) * | 1988-05-23 | 1988-06-29 | Bt & D Technologies Ltd | Electro-optic device |
| JPH03257423A (ja) * | 1990-03-08 | 1991-11-15 | Fujitsu Ltd | 導波路型光変調器の動作点トリミング方法 |
| JP2932742B2 (ja) * | 1991-04-30 | 1999-08-09 | 日本電気株式会社 | 導波路型光デバイス |
| US5612086A (en) * | 1992-10-28 | 1997-03-18 | Fujitsu Limited | Method of manufacturing an optical waveguide device |
| JPH0728007A (ja) * | 1993-07-09 | 1995-01-31 | Nec Corp | 導波路型光デバイス |
| FR2787593B1 (fr) * | 1998-12-17 | 2001-02-02 | Cit Alcatel | Modulateur de type mach-zehnder presentant un taux d'extinction tres eleve |
| GB2347230B (en) * | 1999-02-23 | 2003-04-16 | Marconi Electronic Syst Ltd | Optical slow-wave modulator |
| US6785434B2 (en) * | 2000-01-17 | 2004-08-31 | Avanex Corporation | Attenuator integrated with modulator and transmitting module for WDM systems using the same |
| US20030118279A1 (en) * | 2001-12-20 | 2003-06-26 | Lynx Photonic Networks Inc | High-tolerance broadband-optical switch in planar lightwave circuits |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3589794A (en) * | 1968-08-07 | 1971-06-29 | Bell Telephone Labor Inc | Optical circuits |
| FR2177637B1 (US06878557-20050412-C00065.png) * | 1972-03-31 | 1975-08-29 | Marie G R P | |
| JPS5250741A (en) * | 1975-10-22 | 1977-04-23 | Nippon Telegr & Teleph Corp <Ntt> | Adjusting method for coupling length in directional optical coupler |
| JPS5423473A (en) * | 1977-07-25 | 1979-02-22 | Cho Lsi Gijutsu Kenkyu Kumiai | Photomask and method of inspecting mask pattern using same |
| US4146297A (en) * | 1978-01-16 | 1979-03-27 | Bell Telephone Laboratories, Incorporated | Tunable optical waveguide directional coupler filter |
| JPS5699763A (en) * | 1980-01-14 | 1981-08-11 | Kenji Tomita | Drying method of udon (wheat vermicelli) |
-
1979
- 1979-02-15 FR FR7903848A patent/FR2449291A1/fr active Granted
-
1980
- 1980-02-06 US US06/118,995 patent/US4300814A/en not_active Expired - Lifetime
- 1980-02-06 GB GB8004023A patent/GB2042212B/en not_active Expired
- 1980-02-13 DE DE19803005395 patent/DE3005395A1/de active Granted
- 1980-02-15 CA CA000345762A patent/CA1137198A/en not_active Expired
- 1980-02-15 JP JP1672380A patent/JPS55113002A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2449291A1 (fr) | 1980-09-12 |
| JPS55113002A (en) | 1980-09-01 |
| CA1137198A (en) | 1982-12-07 |
| US4300814A (en) | 1981-11-17 |
| GB2042212B (en) | 1982-10-06 |
| DE3005395C2 (US06878557-20050412-C00065.png) | 1993-07-08 |
| DE3005395A1 (de) | 1980-08-28 |
| GB2042212A (en) | 1980-09-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |