CN1430096A - 光放大器及其方法 - Google Patents
光放大器及其方法 Download PDFInfo
- Publication number
- CN1430096A CN1430096A CN02159372A CN02159372A CN1430096A CN 1430096 A CN1430096 A CN 1430096A CN 02159372 A CN02159372 A CN 02159372A CN 02159372 A CN02159372 A CN 02159372A CN 1430096 A CN1430096 A CN 1430096A
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- China
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- optical signal
- input optical
- light
- band
- signal
- Prior art date
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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
- H04B10/29—Repeaters
- H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06754—Fibre amplifiers
- H01S3/06758—Tandem amplifiers
-
- 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
-
- 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
- H01S2301/00—Functional characteristics
- H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
-
- 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
- H01S2301/00—Functional characteristics
- H01S2301/04—Gain spectral shaping, flattening
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06754—Fibre amplifiers
- H01S3/06762—Fibre amplifiers having a specific amplification band
- H01S3/06766—C-band amplifiers, i.e. amplification in the range of about 1530 nm to 1560 nm
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06754—Fibre amplifiers
- H01S3/06762—Fibre amplifiers having a specific amplification band
- H01S3/0677—L-band amplifiers, i.e. amplification in the range of about 1560 nm to 1610 nm
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
- H01S3/10023—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
- H01S3/1608—Solid materials characterised by an active (lasing) ion rare earth erbium
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Lasers (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (23)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR87516/2001 | 2001-12-28 | ||
KR1020010087516A KR100810859B1 (ko) | 2001-12-28 | 2001-12-28 | 엘밴드 광신호의 효율적 광증폭 이득향상 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1430096A true CN1430096A (zh) | 2003-07-16 |
CN1198176C CN1198176C (zh) | 2005-04-20 |
Family
ID=19717857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021593728A Expired - Fee Related CN1198176C (zh) | 2001-12-28 | 2002-12-26 | 光放大器及其方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6980356B2 (zh) |
KR (1) | KR100810859B1 (zh) |
CN (1) | CN1198176C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100514170C (zh) * | 2007-06-25 | 2009-07-15 | 武汉光迅科技股份有限公司 | 具有1060nm信号抑制和防护功能的双包层铒-镱光纤放大器 |
CN103067092A (zh) * | 2012-12-28 | 2013-04-24 | 华为技术有限公司 | 多波长光源装置 |
CN111788780A (zh) * | 2018-03-02 | 2020-10-16 | 日本电气株式会社 | 光中继器、传输路径光纤监测方法以及光传输系统 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100582542B1 (ko) * | 2003-11-11 | 2006-05-23 | 한국전자통신연구원 | 장파장 대역 이득제어 광증폭기 |
US20050289175A1 (en) * | 2004-06-23 | 2005-12-29 | Oracle International Corporation | Providing XML node identity based operations in a value based SQL system |
WO2008125142A1 (en) * | 2007-04-13 | 2008-10-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Optical signal amplifier, method of optical amplification and optical network |
US7973557B2 (en) * | 2008-05-02 | 2011-07-05 | Texas Instruments Incorporated | IC having programmable digital logic cells |
US10043337B2 (en) | 2013-10-15 | 2018-08-07 | Duncan Parking Technologies, Inc. | Single space electronic parking meter with meter housing mounted vehicle sensor |
WO2016144771A1 (en) * | 2015-03-06 | 2016-09-15 | Xtera Communications, Inc. | Optical transmission system and related remote optically pumped amplifier (ropa) and method |
CN116232530A (zh) * | 2017-08-10 | 2023-06-06 | 华为技术有限公司 | 光放大系统 |
WO2020041931A1 (zh) * | 2018-08-27 | 2020-03-05 | 华为海洋网络有限公司 | 一种海底网络设备 |
CN111247754A (zh) * | 2018-09-29 | 2020-06-05 | 华为技术有限公司 | 一种光终端复用器、控制方法和波分复用系统 |
JP2021163791A (ja) * | 2020-03-30 | 2021-10-11 | 古河電気工業株式会社 | 光ファイバ増幅システムおよび光通信システム |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6563630B1 (en) * | 1997-09-29 | 2003-05-13 | Corning Incorporated | Optical amplifier apparatus |
US6104527A (en) * | 1998-02-20 | 2000-08-15 | Afc Technologies Inc. | High efficiency bandwidth doubled and gain flattened silica fiber amplifier |
JP3808632B2 (ja) * | 1998-06-18 | 2006-08-16 | 富士通株式会社 | 光増幅器及び光増幅方法 |
KR100269177B1 (ko) * | 1998-08-04 | 2000-10-16 | 윤종용 | 장파장 광섬유 증폭기 |
US6233092B1 (en) * | 1998-10-16 | 2001-05-15 | Corning Incorporated | Management and utilization of ASE in optical amplifier |
KR100318942B1 (ko) * | 1998-11-24 | 2002-03-20 | 윤종용 | 고출력변환효율을가지는병렬형광섬유증폭기 |
KR100330209B1 (ko) * | 1999-07-07 | 2002-03-25 | 윤종용 | 광대역 광섬유증폭기 및 그 증폭 방법 |
KR100350482B1 (ko) * | 1999-07-22 | 2002-08-28 | 삼성전자 주식회사 | 비동기전송모드 무선접속망의 고장관리방법 |
KR100334789B1 (ko) * | 1999-07-22 | 2002-05-02 | 윤종용 | 피드 백 루프를 이용한 광학 소자 측정용 광대역 광원 |
JP2001053364A (ja) * | 1999-08-10 | 2001-02-23 | Sumitomo Electric Ind Ltd | 光ファイバ増幅器、光信号を増幅する方法、および光通信システム |
US6307668B1 (en) * | 1999-10-04 | 2001-10-23 | Optigain, Inc. | Ultra-wide bandwidth fiber based optical amplifier |
KR100360983B1 (ko) * | 1999-10-06 | 2002-11-18 | 주식회사 머큐리 | 장파장대역용 광섬유증폭기 |
KR100349672B1 (ko) * | 1999-11-30 | 2002-08-22 | 한국전자통신연구원 | 출력 포화를 이용한 이득 평탄화된 고정 출력 광섬유 증폭장치 |
JP2002232044A (ja) * | 2001-01-31 | 2002-08-16 | Fujitsu Ltd | 光ファイバ増幅器 |
US6507430B2 (en) * | 2001-02-23 | 2003-01-14 | Photon X, Inc. | Long wavelength optical amplifier |
US6731426B2 (en) * | 2001-02-23 | 2004-05-04 | Photon-X, Inc. | Long wavelength optical amplifier |
US6618191B2 (en) * | 2001-04-30 | 2003-09-09 | Corning Incorporated | Enabler of large raman gain on small effective area fibers |
US6646796B2 (en) * | 2001-05-31 | 2003-11-11 | Samsung Electronics Co., Ltd | Wide band erbium-doped fiber amplifier (EDFA) |
KR100415548B1 (ko) * | 2001-08-16 | 2004-01-24 | 한국전자통신연구원 | 2단 장파장 대역 어븀첨가 광섬유 증폭 장치 |
-
2001
- 2001-12-28 KR KR1020010087516A patent/KR100810859B1/ko not_active IP Right Cessation
-
2002
- 2002-10-31 US US10/284,186 patent/US6980356B2/en not_active Expired - Fee Related
- 2002-12-26 CN CNB021593728A patent/CN1198176C/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100514170C (zh) * | 2007-06-25 | 2009-07-15 | 武汉光迅科技股份有限公司 | 具有1060nm信号抑制和防护功能的双包层铒-镱光纤放大器 |
CN103067092A (zh) * | 2012-12-28 | 2013-04-24 | 华为技术有限公司 | 多波长光源装置 |
WO2014101427A1 (zh) * | 2012-12-28 | 2014-07-03 | 华为技术有限公司 | 多波长光源装置 |
JP2015504612A (ja) * | 2012-12-28 | 2015-02-12 | ▲ホア▼▲ウェイ▼技術有限公司 | 多波長光源装置 |
CN111788780A (zh) * | 2018-03-02 | 2020-10-16 | 日本电气株式会社 | 光中继器、传输路径光纤监测方法以及光传输系统 |
CN111788780B (zh) * | 2018-03-02 | 2023-12-15 | 日本电气株式会社 | 光中继器、传输路径光纤监测方法以及光传输系统 |
Also Published As
Publication number | Publication date |
---|---|
CN1198176C (zh) | 2005-04-20 |
US20030123136A1 (en) | 2003-07-03 |
KR100810859B1 (ko) | 2008-03-06 |
US6980356B2 (en) | 2005-12-27 |
KR20030057139A (ko) | 2003-07-04 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: LG- NORTEL CO., LTD. Free format text: FORMER OWNER: LG ELECTRONIC CO., LTD. Effective date: 20061201 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20061201 Address after: Seoul, South Kerean Patentee after: LG Nortel Co., Ltd. Address before: Seoul, South Kerean Patentee before: LG Electronics Inc. |
|
C56 | Change in the name or address of the patentee |
Owner name: LG-ERICSSON CO., LTD. Free format text: FORMER NAME: LG-NORTEL CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Seoul, South Kerean Patentee after: Novera Optics Korea Co., Ltd. Address before: Seoul, South Kerean Patentee before: LG Nortel Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050420 Termination date: 20141226 |
|
EXPY | Termination of patent right or utility model |