CN100459478C - 光通信系统中的多信道光波长锁定装置和方法 - Google Patents
光通信系统中的多信道光波长锁定装置和方法 Download PDFInfo
- Publication number
- CN100459478C CN100459478C CNB021413770A CN02141377A CN100459478C CN 100459478 C CN100459478 C CN 100459478C CN B021413770 A CNB021413770 A CN B021413770A CN 02141377 A CN02141377 A CN 02141377A CN 100459478 C CN100459478 C CN 100459478C
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- China
- Prior art keywords
- signal
- optical
- switch
- wavelength
- light signal
- Prior art date
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- Expired - Fee Related
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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
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2581—Multimode transmission
-
- 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
- H01S5/0607—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature
- H01S5/0612—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature controlled by temperature
-
- 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
- H01S5/06837—Stabilising otherwise than by an applied electric field or current, e.g. by controlling the temperature
-
- 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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4087—Array arrangements, e.g. constituted by discrete laser diodes or laser bar emitting more than one wavelength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR41169/2001 | 2001-07-10 | ||
KR1020010041169A KR100765001B1 (ko) | 2001-07-10 | 2001-07-10 | 다중채널용 광파장 안정화장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1396739A CN1396739A (zh) | 2003-02-12 |
CN100459478C true CN100459478C (zh) | 2009-02-04 |
Family
ID=19711988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021413770A Expired - Fee Related CN100459478C (zh) | 2001-07-10 | 2002-07-09 | 光通信系统中的多信道光波长锁定装置和方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7218864B2 (zh) |
KR (1) | KR100765001B1 (zh) |
CN (1) | CN100459478C (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101247199A (zh) * | 2007-02-13 | 2008-08-20 | 华为技术有限公司 | 波长漂移检测装置、波长锁定系统及其方法 |
CN101471539B (zh) * | 2007-12-29 | 2010-09-08 | 华为技术有限公司 | 一种多路激光器的波长控制方法和系统 |
CN102055546B (zh) * | 2009-10-28 | 2013-11-06 | 华为技术有限公司 | 一种锁定光信号的波长的方法、装置和系统 |
US9124371B2 (en) * | 2011-04-01 | 2015-09-01 | Infinera Corporation | Apparatus to control carrier spacing in a multi-carrier optical transmitter |
US9312960B1 (en) * | 2013-05-20 | 2016-04-12 | Mellanox Technologies Silicon Photonics Inc. | Reducing power requirements for optical links |
CN106229810B (zh) * | 2016-09-29 | 2019-09-10 | 武汉光迅科技股份有限公司 | 基于光谱精确匹配技术的高速器件 |
US10243325B2 (en) * | 2017-02-02 | 2019-03-26 | QuSpin, Inc. | Method for stabilizing atomic devices |
CN111722550B (zh) * | 2019-03-21 | 2022-04-22 | 华为技术有限公司 | 一种温度反馈控制的装置、方法及系统 |
KR102656374B1 (ko) * | 2020-02-28 | 2024-04-12 | 한국전자통신연구원 | 광트랜시버 및 광트랜시버의 파장 설정 방법 |
EP3936269A1 (en) | 2020-07-09 | 2022-01-12 | EKIN, S.Coop. | Outer surface broaching machine, with a fixed tool |
KR20230039848A (ko) | 2021-09-14 | 2023-03-22 | 한국과학기술원 | 경화성 실록산 수지 조성물 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1153433A (zh) * | 1996-10-11 | 1997-07-02 | 北京大学 | 波分复用光纤通信波长控制方法和系统 |
JPH09298511A (ja) * | 1996-04-30 | 1997-11-18 | Ando Electric Co Ltd | 周波数安定化光源 |
US5943352A (en) * | 1997-03-25 | 1999-08-24 | Mci Communication Corporation | External cavity laser with optically switched tuning mechanism |
CN1237840A (zh) * | 1998-06-02 | 1999-12-08 | Lg情报通信株式会社 | 用于波分多路复用光通信网络的信号监控装置 |
CN1252654A (zh) * | 1998-10-22 | 2000-05-10 | 三星电子株式会社 | 波分复用光传输系统中波长稳定器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4124845B2 (ja) * | 1997-10-24 | 2008-07-23 | 日本オプネクスト株式会社 | 光波長安定制御装置 |
US6493125B1 (en) * | 1998-02-25 | 2002-12-10 | Oki Electric Industry Co., Ltd. | Apparatus for stabilizing light source frequency |
US6243403B1 (en) * | 1999-01-11 | 2001-06-05 | Agere Systems Optoelectronics Guardian Corp | Method and apparatus for integrated optical wavelength stabilization |
KR100553573B1 (ko) * | 1999-12-28 | 2006-02-22 | 주식회사 케이티 | 파장분할 다중화 시스템에 있어서 광원의 광세기 및 파장안정화 장치 |
JP4090209B2 (ja) * | 2001-03-14 | 2008-05-28 | 日本オプネクスト株式会社 | 光波長安定回路、光送信器および光伝送システム |
US6785308B2 (en) * | 2002-03-28 | 2004-08-31 | Nortel Networks Limited | Spectral conditioning system and method |
US6763047B2 (en) * | 2002-06-15 | 2004-07-13 | Intel Corporation | External cavity laser apparatus and methods |
-
2001
- 2001-07-10 KR KR1020010041169A patent/KR100765001B1/ko not_active IP Right Cessation
-
2002
- 2002-07-09 US US10/190,493 patent/US7218864B2/en not_active Expired - Fee Related
- 2002-07-09 CN CNB021413770A patent/CN100459478C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09298511A (ja) * | 1996-04-30 | 1997-11-18 | Ando Electric Co Ltd | 周波数安定化光源 |
CN1153433A (zh) * | 1996-10-11 | 1997-07-02 | 北京大学 | 波分复用光纤通信波长控制方法和系统 |
US5943352A (en) * | 1997-03-25 | 1999-08-24 | Mci Communication Corporation | External cavity laser with optically switched tuning mechanism |
CN1237840A (zh) * | 1998-06-02 | 1999-12-08 | Lg情报通信株式会社 | 用于波分多路复用光通信网络的信号监控装置 |
CN1252654A (zh) * | 1998-10-22 | 2000-05-10 | 三星电子株式会社 | 波分复用光传输系统中波长稳定器 |
Also Published As
Publication number | Publication date |
---|---|
CN1396739A (zh) | 2003-02-12 |
KR20030005739A (ko) | 2003-01-23 |
KR100765001B1 (ko) | 2007-10-09 |
US7218864B2 (en) | 2007-05-15 |
US20030011841A1 (en) | 2003-01-16 |
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Address after: Seoul, South Kerean Patentee after: Novera Optics Korea Co., Ltd. Address before: Seoul, South Kerean Patentee before: LG Nortel Co., Ltd. |
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