JPS57501352A - - Google Patents
Info
- Publication number
- JPS57501352A JPS57501352A JP81502000A JP50200081A JPS57501352A JP S57501352 A JPS57501352 A JP S57501352A JP 81502000 A JP81502000 A JP 81502000A JP 50200081 A JP50200081 A JP 50200081A JP S57501352 A JPS57501352 A JP S57501352A
- 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.)
- 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
- G02F1/01—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
- G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
- H01S3/139—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
- H01S3/1394—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length by using an active reference, e.g. second laser, klystron or other standard frequency source
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1980/001075 WO1982000736A1 (en) | 1980-08-21 | 1980-08-21 | Generation of stable frequency radiation at an optical frequency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS57501352A true JPS57501352A (es) | 1982-07-29 |
Family
ID=22154501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP81502000A Pending JPS57501352A (es) | 1980-08-21 | 1980-08-21 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0058160A4 (es) |
| JP (1) | JPS57501352A (es) |
| WO (1) | WO1982000736A1 (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8602017D0 (en) * | 1986-01-28 | 1986-03-05 | British Telecomm | Reducing fluctuations in radiation beam characteristic |
| US5289252A (en) * | 1992-12-08 | 1994-02-22 | Hughes Aircraft Company | Linear frequency modulation control for FM laser radar |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3420600A (en) * | 1964-10-26 | 1969-01-07 | North American Rockwell | Interferometric optical modulator |
| US3956626A (en) * | 1973-06-14 | 1976-05-11 | Mcdonnell Douglas Corporation | Pulse quaternary communication means |
| US4096448A (en) * | 1977-01-12 | 1978-06-20 | Rockwell International Corporation | Phase-locking of independent laser oscillators |
| US4240746A (en) * | 1979-08-06 | 1980-12-23 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defense | System for transmitter frequency control in coherent ladar |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3471803A (en) * | 1967-04-28 | 1969-10-07 | Hughes Aircraft Co | Laser having a stabilized output spectrum |
| US3975628A (en) * | 1975-04-02 | 1976-08-17 | Hughes Aircraft Company | Optical heterodyne receiver with phase or frequency lock |
| JPS5845005B2 (ja) * | 1976-09-14 | 1983-10-06 | 日本ビクター株式会社 | 光変調の変調度安定化装置 |
| US4329664A (en) * | 1980-06-09 | 1982-05-11 | Ali Javan | Generation of stable frequency radiation at an optical frequency |
-
1980
- 1980-08-21 JP JP81502000A patent/JPS57501352A/ja active Pending
- 1980-08-21 WO PCT/US1980/001075 patent/WO1982000736A1/en not_active Ceased
- 1980-08-21 EP EP19810901559 patent/EP0058160A4/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3420600A (en) * | 1964-10-26 | 1969-01-07 | North American Rockwell | Interferometric optical modulator |
| US3956626A (en) * | 1973-06-14 | 1976-05-11 | Mcdonnell Douglas Corporation | Pulse quaternary communication means |
| US4096448A (en) * | 1977-01-12 | 1978-06-20 | Rockwell International Corporation | Phase-locking of independent laser oscillators |
| US4240746A (en) * | 1979-08-06 | 1980-12-23 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defense | System for transmitter frequency control in coherent ladar |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0058160A4 (en) | 1986-02-10 |
| WO1982000736A1 (en) | 1982-03-04 |
| EP0058160A1 (en) | 1982-08-25 |