JPS57162481A - Control circuit for light emtting semiconductor device - Google Patents
Control circuit for light emtting semiconductor deviceInfo
- Publication number
- JPS57162481A JPS57162481A JP3253082A JP3253082A JPS57162481A JP S57162481 A JPS57162481 A JP S57162481A JP 3253082 A JP3253082 A JP 3253082A JP 3253082 A JP3253082 A JP 3253082A JP S57162481 A JPS57162481 A JP S57162481A
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- semiconductor device
- light emtting
- emtting
- light
- 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.)
- Granted
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
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/504—Laser transmitters using direct 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
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
-
- 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
- H04B10/564—Power control
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Lasers (AREA)
- Led Devices (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24680481A | 1981-03-23 | 1981-03-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57162481A true JPS57162481A (en) | 1982-10-06 |
JPS6355791B2 JPS6355791B2 (ja) | 1988-11-04 |
Family
ID=22932285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3253082A Granted JPS57162481A (en) | 1981-03-23 | 1982-03-03 | Control circuit for light emtting semiconductor device |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0061034B1 (ja) |
JP (1) | JPS57162481A (ja) |
DE (1) | DE3265337D1 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58212256A (ja) * | 1982-06-03 | 1983-12-09 | Hitachi Ltd | レ−ザ光源装置 |
JPS61165836A (ja) * | 1985-01-17 | 1986-07-26 | Olympus Optical Co Ltd | 光出力安定化装置 |
JP2575614B2 (ja) * | 1985-03-15 | 1997-01-29 | オリンパス光学工業株式会社 | 光出力安定化装置 |
JP2539358B2 (ja) * | 1985-03-20 | 1996-10-02 | オリンパス光学工業株式会社 | 光学式記録再生装置における半導体レ―ザ劣化判別装置 |
DE3728234A1 (de) * | 1986-08-26 | 1988-04-28 | Sharp Kk | Steuervorrichtung fuer eine laserdiode |
US4890288A (en) * | 1986-08-27 | 1989-12-26 | Canon Kabushiki Kaisha | Light quantity control device |
JPS63193582A (ja) * | 1987-02-06 | 1988-08-10 | Ando Electric Co Ltd | レ−ザダイオ−ド駆動回路 |
DE3706572A1 (de) * | 1987-02-28 | 1988-09-08 | Philips Patentverwaltung | Regelung von laserdioden |
EP0497431B1 (en) * | 1987-04-13 | 1995-06-28 | Sharp Kabushiki Kaisha | An apparatus for driving a semiconductor laser device |
US4933929A (en) * | 1987-06-29 | 1990-06-12 | Nec Corporation | Wavelength multiplexed optical transmitter for generating constant-amplitude angle-modulated beams to eliminate phase noise in adjacent transmission channels |
JPH01144243A (ja) * | 1987-11-30 | 1989-06-06 | Toshiba Corp | 情報記録装置 |
JPH0361966A (ja) * | 1989-07-31 | 1991-03-18 | Ricoh Co Ltd | 半導体レーザの出力制御装置 |
GB2256762B (en) * | 1991-06-14 | 1994-11-23 | Northern Telecom Ltd | Direct detection of FSK |
FR2694423B1 (fr) * | 1992-07-30 | 1994-12-23 | France Telecom | Dispositif de contrôle de la puissance de sortie des diodes laser. |
US5953690A (en) * | 1996-07-01 | 1999-09-14 | Pacific Fiberoptics, Inc. | Intelligent fiberoptic receivers and method of operating and manufacturing the same |
KR100252103B1 (ko) | 1997-12-12 | 2000-05-01 | 윤종용 | 레이저 다이오드의 온도 보상 장치 및 방법 |
JPH11266049A (ja) * | 1998-03-17 | 1999-09-28 | Fujitsu Ltd | 発光素子駆動装置 |
US7079775B2 (en) | 2001-02-05 | 2006-07-18 | Finisar Corporation | Integrated memory mapped controller circuit for fiber optics transceiver |
US7349454B2 (en) | 2005-09-09 | 2008-03-25 | Avago Technologies Fiber Ip Pte Ltd | Method of monitoring and controlling a laser diode |
US8159956B2 (en) | 2008-07-01 | 2012-04-17 | Finisar Corporation | Diagnostics for serial communication busses |
JP5249403B2 (ja) * | 2011-11-17 | 2013-07-31 | ファナック株式会社 | 補助制御装置を備えたレーザ加工システム |
CN106998230B (zh) | 2017-03-07 | 2019-07-09 | 武汉光迅科技股份有限公司 | 内置信号校准电路的双速率dml器件、模块及信号校准方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54162496A (en) * | 1978-06-13 | 1979-12-24 | Sharp Corp | Driver circuit of photo semiconductor device |
JPS56107264A (en) * | 1980-01-30 | 1981-08-26 | Canon Inc | Controller for quantity of light |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1559511A (en) * | 1976-09-14 | 1980-01-23 | Post Office | Injection lasers |
CA1101923A (en) * | 1978-09-21 | 1981-05-26 | Joseph Straus | Injection laser operation |
NL8005153A (nl) * | 1980-09-15 | 1982-04-01 | Philips Nv | Inrichting voor het moduleren van het uitgangssignaal van een omzetter, bijvoorbeeld een electro-optische omzetter. |
-
1982
- 1982-03-03 JP JP3253082A patent/JPS57162481A/ja active Granted
- 1982-03-04 DE DE8282101681T patent/DE3265337D1/de not_active Expired
- 1982-03-04 EP EP82101681A patent/EP0061034B1/en not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54162496A (en) * | 1978-06-13 | 1979-12-24 | Sharp Corp | Driver circuit of photo semiconductor device |
JPS56107264A (en) * | 1980-01-30 | 1981-08-26 | Canon Inc | Controller for quantity of light |
Also Published As
Publication number | Publication date |
---|---|
JPS6355791B2 (ja) | 1988-11-04 |
EP0061034A1 (en) | 1982-09-29 |
EP0061034B1 (en) | 1985-08-14 |
DE3265337D1 (en) | 1985-09-19 |
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