IT1160140B - Dispositivo convertitore ottico di frequenza e girometro comprendente tale dispositivo - Google Patents
Dispositivo convertitore ottico di frequenza e girometro comprendente tale dispositivoInfo
- Publication number
- IT1160140B IT1160140B IT68302/83A IT6830283A IT1160140B IT 1160140 B IT1160140 B IT 1160140B IT 68302/83 A IT68302/83 A IT 68302/83A IT 6830283 A IT6830283 A IT 6830283A IT 1160140 B IT1160140 B IT 1160140B
- Authority
- IT
- Italy
- Prior art keywords
- frequency converter
- optical frequency
- gyrometer
- converter device
- gyrometer including
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
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
- G02F1/33—Acousto-optical deflection devices
- G02F1/335—Acousto-optical deflection devices having an optical waveguide structure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
- G01C19/721—Details
- G01C19/722—Details of the mechanical construction
-
- 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)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8221630A FR2555769B1 (fr) | 1982-12-23 | 1982-12-23 | Dispositif optique convertisseur de frequence et gyrometre comprenant un tel dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8368302A0 IT8368302A0 (it) | 1983-12-14 |
IT1160140B true IT1160140B (it) | 1987-03-04 |
Family
ID=9280439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68302/83A IT1160140B (it) | 1982-12-23 | 1983-12-14 | Dispositivo convertitore ottico di frequenza e girometro comprendente tale dispositivo |
Country Status (6)
Country | Link |
---|---|
CA (1) | CA1255139A (it) |
DE (1) | DE3346058C2 (it) |
FR (1) | FR2555769B1 (it) |
GB (1) | GB2151806B (it) |
IT (1) | IT1160140B (it) |
NL (1) | NL192466C (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4799750A (en) * | 1983-11-04 | 1989-01-24 | Canon Kabushiki Kaisha | Optical function element and a method for manufacturing the same |
JPS60119522A (ja) * | 1983-12-02 | 1985-06-27 | Canon Inc | 導波路型光変調または偏向器 |
NL8800939A (nl) * | 1988-04-12 | 1989-11-01 | Philips Nv | Stralingskoppelinrichting. |
US5054873A (en) * | 1989-12-04 | 1991-10-08 | Northrop Corporation | High density integrated optical multiplexer/demultiplexer |
DE4230300A1 (de) * | 1992-09-10 | 1994-03-17 | Bosch Gmbh Robert | Integriertes akusto-optisches Bauelement |
DE19640725A1 (de) * | 1996-10-02 | 1998-04-09 | Reinhold Prof Dr Ing Noe | Netzwerkanalysator |
CN109037873B (zh) * | 2018-06-24 | 2023-07-25 | 电子科技大学 | 一种带过渡结构的模式复合传输线 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3850503A (en) * | 1972-10-26 | 1974-11-26 | Texas Instruments Inc | Asymmetric waveguide pair acoustic surface wave switch |
FR2309890A1 (fr) * | 1975-04-30 | 1976-11-26 | Thomson Csf | Commutateur electro-optique et modulateur utilisant ce commutateur |
JPS5241541A (en) * | 1975-09-29 | 1977-03-31 | Nippon Telegr & Teleph Corp <Ntt> | Input-output equipment for optical fibers |
US3992079A (en) * | 1975-12-11 | 1976-11-16 | The United States Of America As Represented By The Secretary Of The Navy | Frequency tunable acoustooptic mode filter |
US4138196A (en) * | 1977-07-06 | 1979-02-06 | The United States Of America As Represented By The Secretary Of The Army | Fiber interferometer rotary motion sensor |
FR2399736A1 (fr) * | 1977-08-05 | 1979-03-02 | Thomson Csf | Procede de fabrication d'une structure electro-optique comportant une electrode integree et composant optoelectronique utilisant ladite structure |
US4157860A (en) * | 1977-10-11 | 1979-06-12 | Bell Telephone Laboratories, Incorporated | Dual polarization electromagnetic switch and modulator |
US4326803A (en) * | 1979-09-20 | 1982-04-27 | Northrop Corporation | Thin film laser gyro |
DE3013335A1 (de) * | 1980-04-05 | 1981-10-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Akustooptischer modulator |
DE3115804A1 (de) * | 1981-04-18 | 1982-11-04 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "ringinterferometer" |
-
1982
- 1982-12-23 FR FR8221630A patent/FR2555769B1/fr not_active Expired
-
1983
- 1983-12-14 IT IT68302/83A patent/IT1160140B/it active
- 1983-12-20 GB GB08333905A patent/GB2151806B/en not_active Expired
- 1983-12-21 DE DE3346058A patent/DE3346058C2/de not_active Expired - Lifetime
- 1983-12-22 CA CA000443990A patent/CA1255139A/en not_active Expired
- 1983-12-23 NL NL8304435A patent/NL192466C/nl not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2151806A (en) | 1985-07-24 |
NL192466C (nl) | 1997-08-04 |
NL8304435A (nl) | 1985-05-01 |
IT8368302A0 (it) | 1983-12-14 |
CA1255139A (en) | 1989-06-06 |
NL192466B (nl) | 1997-04-01 |
FR2555769A1 (fr) | 1985-05-31 |
FR2555769B1 (fr) | 1986-03-21 |
GB2151806B (en) | 1986-12-03 |
DE3346058A1 (de) | 1986-04-24 |
DE3346058C2 (de) | 1995-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971128 |