FI110970B - Laserin ohjausmenetelmä ja -laite - Google Patents
Laserin ohjausmenetelmä ja -laite Download PDFInfo
- Publication number
- FI110970B FI110970B FI943717A FI943717A FI110970B FI 110970 B FI110970 B FI 110970B FI 943717 A FI943717 A FI 943717A FI 943717 A FI943717 A FI 943717A FI 110970 B FI110970 B FI 110970B
- Authority
- FI
- Finland
- Prior art keywords
- signal
- laser diode
- laser
- optical
- output
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T1/00—Details of spark gaps
- H01T1/20—Means for starting arc or facilitating ignition of spark gap
-
- 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
- H01S5/06832—Stabilising during amplitude modulation
-
- 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
- H01S5/06825—Protecting the laser, e.g. during switch-on/off, detection of malfunctioning or degradation
-
- 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
-
- 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
- H01S5/06835—Stabilising during pulse modulation or generation
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
- Laser Surgery Devices (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/835,626 US5216682A (en) | 1992-02-13 | 1992-02-13 | Laser control method and apparatus |
US83562692 | 1992-02-13 | ||
SE9300023 | 1993-01-19 | ||
PCT/SE1993/000023 WO1993016512A1 (en) | 1992-02-13 | 1993-01-19 | Laser control method and apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
FI943717A0 FI943717A0 (fi) | 1994-08-11 |
FI943717A FI943717A (fi) | 1994-08-11 |
FI110970B true FI110970B (fi) | 2003-04-30 |
Family
ID=25270010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI943717A FI110970B (fi) | 1992-02-13 | 1994-08-11 | Laserin ohjausmenetelmä ja -laite |
Country Status (15)
Country | Link |
---|---|
US (1) | US5216682A (de) |
EP (1) | EP0626106B1 (de) |
JP (1) | JP3264669B2 (de) |
KR (1) | KR100275217B1 (de) |
CN (1) | CN1045032C (de) |
AU (1) | AU663364B2 (de) |
BR (1) | BR9305879A (de) |
CA (1) | CA2125390C (de) |
DE (1) | DE69318134T2 (de) |
DK (1) | DK0626106T3 (de) |
ES (1) | ES2118225T3 (de) |
FI (1) | FI110970B (de) |
MX (1) | MX9206950A (de) |
NO (1) | NO309068B1 (de) |
WO (1) | WO1993016512A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW432234B (en) * | 1997-08-20 | 2001-05-01 | Advantest Corp | Optical signal transmission apparatus and method |
US5978393A (en) * | 1997-08-25 | 1999-11-02 | Digital Optics Corporation | Laser diode power output controller and method thereof |
JPH11275031A (ja) * | 1998-03-20 | 1999-10-08 | Fujitsu Ltd | 光伝送装置 |
DE19932657A1 (de) * | 1999-07-15 | 2001-01-18 | Koninkl Philips Electronics Nv | Laserdiodenregelung mit Kompensationsfilter |
JP3858710B2 (ja) | 2002-01-31 | 2006-12-20 | 三菱電機株式会社 | レーザ発振器およびその制御方法 |
EP1345296A1 (de) * | 2002-03-16 | 2003-09-17 | Agilent Technologies, Inc. (a Delaware corporation) | System zur Leistungskontrol, Wellenlänge und Extinktionsratio in ioptischen Quellen und Rechnerprogram dafür |
WO2005055436A2 (en) * | 2003-12-03 | 2005-06-16 | Rad-Op Ltd. | Transceiver for optical transmission |
JP2005340278A (ja) * | 2004-05-24 | 2005-12-08 | Freescale Semiconductor Inc | 発光素子駆動回路 |
DE102007043516B4 (de) | 2007-09-12 | 2021-08-26 | Valeo Schalter Und Sensoren Gmbh | Anordnung zum Betrieb eines elektronischen Kameramoduls |
JP4799595B2 (ja) * | 2008-08-20 | 2011-10-26 | パナソニック株式会社 | 消光比補償レーザ駆動回路及び光通信装置 |
US8687971B2 (en) * | 2011-01-31 | 2014-04-01 | Telefonaktiebolaget Lm Ericsson (Publ) | System, laser-on-CMOS chip, and method for setting a wavelength to be used by the laser-on-CMOS chip |
US9985414B1 (en) | 2017-06-16 | 2018-05-29 | Banner Engineering Corp. | Open-loop laser power-regulation |
US11609116B2 (en) | 2020-08-27 | 2023-03-21 | Banner Engineering Corp | Open-loop photodiode gain regulation |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7907683A (nl) * | 1979-10-18 | 1981-04-22 | Philips Nv | Regelketen voor de bekrachtigingsstroom van een laser. |
JPS59146457A (ja) * | 1983-02-10 | 1984-08-22 | Olympus Optical Co Ltd | 光出力自動制御装置 |
FR2542511B1 (fr) * | 1983-03-09 | 1986-12-19 | Lecoy Pierre | Procede et dispositif de regulation de la puissance lumineuse de diodes laser |
US4698817A (en) * | 1985-02-28 | 1987-10-06 | Northern Telecom Limited | Peak optical power control circuit for laser driver |
JP2546388B2 (ja) * | 1989-08-31 | 1996-10-23 | 日本電気株式会社 | 半導体レーザ装置の発振周波数安定化装置 |
US5123023A (en) * | 1990-11-21 | 1992-06-16 | Polaroid Corporation | Laser driver with plural feedback loops |
-
1992
- 1992-02-13 US US07/835,626 patent/US5216682A/en not_active Expired - Lifetime
- 1992-12-02 MX MX9206950A patent/MX9206950A/es unknown
-
1993
- 1993-01-01 CN CN93100055A patent/CN1045032C/zh not_active Expired - Lifetime
- 1993-01-19 ES ES93904415T patent/ES2118225T3/es not_active Expired - Lifetime
- 1993-01-19 AU AU35775/93A patent/AU663364B2/en not_active Expired
- 1993-01-19 EP EP93904415A patent/EP0626106B1/de not_active Expired - Lifetime
- 1993-01-19 DE DE69318134T patent/DE69318134T2/de not_active Expired - Lifetime
- 1993-01-19 JP JP51397393A patent/JP3264669B2/ja not_active Expired - Lifetime
- 1993-01-19 DK DK93904415T patent/DK0626106T3/da active
- 1993-01-19 WO PCT/SE1993/000023 patent/WO1993016512A1/en active IP Right Grant
- 1993-01-19 CA CA002125390A patent/CA2125390C/en not_active Expired - Lifetime
- 1993-01-19 BR BR9305879A patent/BR9305879A/pt not_active IP Right Cessation
- 1993-01-19 KR KR1019940702741A patent/KR100275217B1/ko not_active IP Right Cessation
-
1994
- 1994-08-11 NO NO942969A patent/NO309068B1/no not_active IP Right Cessation
- 1994-08-11 FI FI943717A patent/FI110970B/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3264669B2 (ja) | 2002-03-11 |
WO1993016512A1 (en) | 1993-08-19 |
CN1076315A (zh) | 1993-09-15 |
AU3577593A (en) | 1993-09-03 |
DE69318134T2 (de) | 1998-10-08 |
US5216682A (en) | 1993-06-01 |
FI943717A0 (fi) | 1994-08-11 |
FI943717A (fi) | 1994-08-11 |
EP0626106B1 (de) | 1998-04-22 |
EP0626106A1 (de) | 1994-11-30 |
JPH07503812A (ja) | 1995-04-20 |
NO942969L (no) | 1994-08-11 |
BR9305879A (pt) | 1997-08-19 |
MX9206950A (es) | 1993-09-01 |
NO942969D0 (no) | 1994-08-11 |
CA2125390C (en) | 2004-03-09 |
DE69318134D1 (de) | 1998-05-28 |
ES2118225T3 (es) | 1998-09-16 |
CA2125390A1 (en) | 1993-08-19 |
DK0626106T3 (da) | 1999-02-01 |
CN1045032C (zh) | 1999-09-08 |
NO309068B1 (no) | 2000-12-04 |
KR100275217B1 (ko) | 2001-01-15 |
AU663364B2 (en) | 1995-10-05 |
KR950700622A (ko) | 1995-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |