FR2734953B1 - Dispositif de commutation de frequences d'emission d'une source lumineuse - Google Patents
Dispositif de commutation de frequences d'emission d'une source lumineuseInfo
- Publication number
- FR2734953B1 FR2734953B1 FR9506429A FR9506429A FR2734953B1 FR 2734953 B1 FR2734953 B1 FR 2734953B1 FR 9506429 A FR9506429 A FR 9506429A FR 9506429 A FR9506429 A FR 9506429A FR 2734953 B1 FR2734953 B1 FR 2734953B1
- Authority
- FR
- France
- Prior art keywords
- transmission
- light source
- switching frequency
- switching
- frequency
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/572—Wavelength control
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
- H01S5/0687—Stabilising the frequency of the laser
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/506—Multiwavelength transmitters
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-section lasers
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/14—External cavity lasers
- H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9506429A FR2734953B1 (fr) | 1995-05-29 | 1995-05-29 | Dispositif de commutation de frequences d'emission d'une source lumineuse |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9506429A FR2734953B1 (fr) | 1995-05-29 | 1995-05-29 | Dispositif de commutation de frequences d'emission d'une source lumineuse |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2734953A1 FR2734953A1 (fr) | 1996-12-06 |
FR2734953B1 true FR2734953B1 (fr) | 1997-07-04 |
Family
ID=9479521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9506429A Expired - Fee Related FR2734953B1 (fr) | 1995-05-29 | 1995-05-29 | Dispositif de commutation de frequences d'emission d'une source lumineuse |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2734953B1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4914666A (en) * | 1989-05-04 | 1990-04-03 | At&T Bell Laboratories | Random-access digitally -tuned optical frequency synthesizer |
JPH0783154B2 (ja) * | 1992-11-04 | 1995-09-06 | 日本電気株式会社 | 波長切り換え光源 |
FR2707066A1 (en) * | 1993-06-25 | 1994-12-30 | France Telecom | Interconnection loop with time-division and wavelength multiplexing |
FR2707065B1 (fr) * | 1993-06-25 | 1995-07-21 | France Telecom |
-
1995
- 1995-05-29 FR FR9506429A patent/FR2734953B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2734953A1 (fr) | 1996-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20080131 |