IT1239537B - Apparecchiatura di trasmissione ottica. - Google Patents
Apparecchiatura di trasmissione ottica.Info
- Publication number
- IT1239537B IT1239537B IT67033A IT6703390A IT1239537B IT 1239537 B IT1239537 B IT 1239537B IT 67033 A IT67033 A IT 67033A IT 6703390 A IT6703390 A IT 6703390A IT 1239537 B IT1239537 B IT 1239537B
- Authority
- IT
- Italy
- Prior art keywords
- optical transmission
- transmission equipment
- equipment
- optical
- transmission
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1011715A JP2710974B2 (ja) | 1989-01-20 | 1989-01-20 | 光送信装置 |
JP1280433A JPH0716170B2 (ja) | 1989-10-27 | 1989-10-27 | 光送信装置 |
JP1280435A JPH077929B2 (ja) | 1989-10-27 | 1989-10-27 | 光送信装置 |
JP1282329A JPH03143126A (ja) | 1989-10-30 | 1989-10-30 | 光送信装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9067033A0 IT9067033A0 (it) | 1990-01-19 |
IT9067033A1 IT9067033A1 (it) | 1991-07-19 |
IT1239537B true IT1239537B (it) | 1993-11-05 |
Family
ID=27455662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67033A IT1239537B (it) | 1989-01-20 | 1990-01-19 | Apparecchiatura di trasmissione ottica. |
Country Status (2)
Country | Link |
---|---|
US (1) | US5107362A (it) |
IT (1) | IT1239537B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04256392A (ja) * | 1991-02-08 | 1992-09-11 | Sumitomo Electric Ind Ltd | 周波数多重光伝送装置 |
US5268786A (en) * | 1991-03-15 | 1993-12-07 | Mitsubishi Denki Kabushiki Kaisha | Optical fiber amplifier and its amplification method |
JPH088831A (ja) * | 1994-06-22 | 1996-01-12 | Fujitsu Ltd | 光送信機 |
JPH10164018A (ja) * | 1996-11-26 | 1998-06-19 | Fujitsu Ltd | 光送信機並びに該光送信機を有する端局装置及び光通信システム |
JP3283788B2 (ja) * | 1997-05-16 | 2002-05-20 | 日本電気株式会社 | 光受信器 |
TW432234B (en) | 1997-08-20 | 2001-05-01 | Advantest Corp | Optical signal transmission apparatus and method |
US6603498B1 (en) * | 2000-11-28 | 2003-08-05 | Coherent, Inc. | Printer head with linear array of individually addressable diode-lasers |
DE10344486A1 (de) * | 2003-09-24 | 2005-04-28 | Ic Haus Gmbh | Schaltungsanordnung zum Ein- und Ausschalten einer Laserdiode |
US7400662B2 (en) * | 2005-01-26 | 2008-07-15 | Avago Technologies Fiber Ip Pte Ltd | Calibration of laser systems |
US8036539B2 (en) * | 2005-06-28 | 2011-10-11 | Finisar Corporation | Gigabit ethernet longwave optical transceiver module having amplified bias current |
US7639954B2 (en) * | 2005-10-11 | 2009-12-29 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Driver for an optical transmitter |
JP2007324525A (ja) * | 2006-06-05 | 2007-12-13 | Fuji Xerox Co Ltd | 光送信機、光通信システム、及び光送信機の調整方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4243952A (en) * | 1978-10-30 | 1981-01-06 | Rca Corporation | Temperature compensated bias circuit for semiconductor lasers |
JPS5626482A (en) * | 1979-08-10 | 1981-03-14 | Mitsubishi Electric Corp | Pulse modulation circuit for laser diode |
US4639924A (en) * | 1982-09-03 | 1987-01-27 | Canon Kabushiki Kaisha | Drive system for a semiconductor laser |
US4558465A (en) * | 1983-09-19 | 1985-12-10 | Rca Corporation | Switched bias scheme for high speed laser transmitter |
JPS60241337A (ja) * | 1984-05-16 | 1985-11-30 | Sumitomo Electric Ind Ltd | 発光素子駆動回路 |
JPS61535A (ja) * | 1984-06-13 | 1986-01-06 | Hitachi Ltd | Co基超合金粉末の超塑性化固化方法 |
JPS61198934A (ja) * | 1985-02-28 | 1986-09-03 | Mitsubishi Electric Corp | 光送信器 |
JPH028036A (ja) * | 1987-07-15 | 1990-01-11 | Fujita Kikai:Kk | 手提袋に於ける提柄の製法及び装置 |
-
1990
- 1990-01-19 IT IT67033A patent/IT1239537B/it active IP Right Grant
- 1990-01-19 US US07/469,077 patent/US5107362A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
IT9067033A1 (it) | 1991-07-19 |
US5107362A (en) | 1992-04-21 |
IT9067033A0 (it) | 1990-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960129 |