CN101237283B - 具有前馈噪声消除的直接调制或外部调制激光器光学传输*** - Google Patents
具有前馈噪声消除的直接调制或外部调制激光器光学传输*** Download PDFInfo
- Publication number
- CN101237283B CN101237283B CN200710307153.0A CN200710307153A CN101237283B CN 101237283 B CN101237283 B CN 101237283B CN 200710307153 A CN200710307153 A CN 200710307153A CN 101237283 B CN101237283 B CN 101237283B
- Authority
- CN
- China
- Prior art keywords
- phase
- laser
- signal
- optical
- modulator
- 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
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
-
- 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
- H04B10/516—Details of coding or modulation
-
- 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
- H04B10/58—Compensation for non-linear transmitter output
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/701,742 US7881621B2 (en) | 2006-03-02 | 2007-02-02 | Optical transmission system with directly modulated laser and feed forward noise cancellation |
US11/701,742 | 2007-02-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101237283A CN101237283A (zh) | 2008-08-06 |
CN101237283B true CN101237283B (zh) | 2016-02-24 |
Family
ID=39758739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200710307153.0A Expired - Fee Related CN101237283B (zh) | 2007-02-02 | 2007-12-27 | 具有前馈噪声消除的直接调制或外部调制激光器光学传输*** |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5512090B2 (ja) |
KR (1) | KR20080072520A (ja) |
CN (1) | CN101237283B (ja) |
TW (1) | TW200835182A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5424939B2 (ja) * | 2010-03-01 | 2014-02-26 | 日本電信電話株式会社 | 光位相雑音抑圧回路及び位相揺らぎ検出回路及び位相揺らぎ検出方法 |
CN103575408B (zh) * | 2013-10-29 | 2017-04-12 | 桂林电子科技大学 | 光纤延迟线相位控制的相干光探测***及方法 |
JP6232334B2 (ja) * | 2014-04-17 | 2017-11-15 | 日本電信電話株式会社 | レーザ位相雑音低減装置 |
CN112393692B (zh) * | 2019-08-14 | 2023-04-28 | Oppo广东移动通信有限公司 | 激光投射模组、图像采集模组、深度相机及电子设备 |
Family Cites Families (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 |
US7848661B2 (en) * | 2005-03-15 | 2010-12-07 | Emcore Corporation | Directly modulated laser optical transmission system with phase modulation |
-
2007
- 2007-12-10 TW TW096147089A patent/TW200835182A/zh unknown
- 2007-12-27 KR KR1020070139064A patent/KR20080072520A/ko not_active Application Discontinuation
- 2007-12-27 CN CN200710307153.0A patent/CN101237283B/zh not_active Expired - Fee Related
-
2008
- 2008-02-01 JP JP2008051203A patent/JP5512090B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101237283A (zh) | 2008-08-06 |
TW200835182A (en) | 2008-08-16 |
JP2008193709A (ja) | 2008-08-21 |
JP5512090B2 (ja) | 2014-06-04 |
KR20080072520A (ko) | 2008-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20181227 |