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1. 发明申请

US20090285246A1 MULTI-RESONANT OPTICAL FIBER LASER SYSTEM 审中-公开
标题翻译：多共振光纤激光系统
公开(公告)号：US20090285246A1
公开(公告)日：2009-11-19
申请号：US12233053
申请日：2008-09-18
申请人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park , Taehyoung Zyung
发明人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park , Taehyoung Zyung
IPC分类号： H01S3/30
CPC分类号： H01S3/0675 , H01S3/07 , H01S3/08086 , H01S3/082 , H01S3/0826 , H01S3/094042 , H01S3/1086 , H01S3/1603 , H01S3/1608 , H01S3/1616 , H01S3/1618 , H01S3/2375 , H01S3/302
摘要： Provided is a multi-resonant optical fiber laser system including a multi-resonator having an optical fiber containing at least one rare-earth element and an optical fiber inducing the stimulated Raman effect. The multi-resonant optical fiber laser system includes a pump light source irradiating pump light, a first resonator, which includes a first gain medium optical fiber containing at least one rare-earth element and first and second reflectors disposed to face each other across the first gain medium optical fiber and irradiates first laser radiation having a first wavelength by converting the pump light using the first gain medium optical fiber, a second resonator, which includes a second gain medium optical fiber inducing the stimulated Raman effect and third and fourth reflectors disposed to face each other across the second gain medium optical fiber and irradiates second laser radiation having a second wavelength by converting the first laser radiation using the second gain medium optical fiber. The multi-resonant optical fiber laser system furthermore may include a third resonator, which includes a second gain medium optical fiber inducing the stimulated Raman effect and fifth and sixth reflectors disposed to face each other across the second gain medium optical fiber and irradiates third laser radiation having a third wavelength by converting the second laser radiation using the second gain medium optical fiber.
摘要翻译：提供一种多谐振光纤激光器系统，其包括具有含有至少一种稀土元素的光纤的多谐振器和引起被激发的拉曼效应的光纤。多谐振光纤激光器系统包括泵浦光源照射泵浦光，第一谐振器，其包括含有至少一个稀土元素的第一增益介质光纤和第一和第二反射器，所述第一和第二反射器设置为跨越第一增益介质光纤，并且通过使用第一增益介质光纤转换泵浦光来照射具有第一波长的第一激光辐射，第二谐振器，其包括引起受激拉曼效应的第二增益介质光纤和设置为通过第二增益介质光纤彼此面对并且通过使用第二增益介质光纤转换第一激光辐射来照射具有第二波长的第二激光辐射。多谐振光纤激光系统还可以包括第三谐振器，其包括引起受激拉曼效应的第二增益介质光纤和第五和第六反射器，所述第五和第六反射器设置成跨越第二增益介质光纤彼此面对并且照射第三激光辐射通过使用第二增益介质光纤转换第二激光辐射而具有第三波长。

2. 发明授权

US07511881B2 Amplified spontaneous emission reflector-based gain-clamped fiber amplifier 有权
标题翻译：基于放大的自发发射反射器的增益钳位光纤放大器
公开(公告)号：US07511881B2
公开(公告)日：2009-03-31
申请号：US11244487
申请日：2005-10-06
申请人： Joon Tae Ahn , Hong Seok Seo , Woon Jin Chung , Bong Je Park
发明人： Joon Tae Ahn , Hong Seok Seo , Woon Jin Chung , Bong Je Park
IPC分类号： H04B10/17 , H04B10/12
CPC分类号： H01S3/06795
摘要： Provided is an all-optical gain-clamped fiber amplifier, comprising transmission and isolation means for periodically transmitting an optical signal or reflecting amplified spontaneous emission (ASE) back to a gain medium. The transmission and isolation means can be embodied by an optical interleaver or a number of optical fiber Bragg gratings. Accordingly, an optical signal can be amplified across the entire C-band, and an ASE reflector-based gain-clamped fiber amplifier having a wider dynamic range than conventional amplifiers can be implemented.
摘要翻译：提供了一种全光增益钳位光纤放大器，包括用于周期性地发送光信号或将放大的自发发射（ASE）反射回增益介质的传输和隔离装置。传输和隔离装置可以由光学交织器或多个光纤布拉格光栅来实现。因此，可以在整个C波段上放大光信号，并且可以实现具有比常规放大器更宽的动态范围的基于ASE反射器的增益钳位光纤放大器。

3. 发明申请

US20130243377A1 OPTIC COUPLER, OPTICAL FIBER LASER DEVICE, AND ACTIVE OPTICAL MODULE USING THE SAME 有权
标题翻译：光学耦合器，光纤激光器件和使用其的活性光学模块
公开(公告)号：US20130243377A1
公开(公告)日：2013-09-19
申请号：US13615225
申请日：2012-09-13
申请人： Hong-Seok SEO , Bong Je Park , Joon Tae Ahn , Jung-Ho Song
发明人： Hong-Seok SEO , Bong Je Park , Joon Tae Ahn , Jung-Ho Song
IPC分类号： G02B6/34 , G02B6/26
CPC分类号： G02B6/2821 , G02B6/2808 , G02B6/29317 , H01S3/06741 , H01S3/06745 , H01S3/094007 , H01S3/094019 , H01S3/1603
摘要： The inventive concept provides optic couplers, optical fiber laser devices, and active optical modules using the same. The optic coupler may include a first optical fiber having a first core and a first cladding surrounding the first core, a second optical fiber having a second core transmitting a signal light to the first optical fiber and a third cladding surrounding the second core, third optical fibers transmitting pump-light to the first optical fiber in a direction parallel to the second optical fiber; and a connector connected between the first optical fiber and the second optical fiber, the connector extending the third optical fibers disposed around the second optical fiber toward the first optical fiber, the connector comprising a third core connected between the first core and the second core and a fifth cladding surrounding the third core.
摘要翻译：本发明的概念提供光耦合器，光纤激光器件以及使用其的有源光学模块。光耦合器可以包括具有第一芯和围绕第一芯的第一包层的第一光纤，具有向第一光纤传输信号光的第二芯和包围第二芯的第三包层的第二光纤，第三光纤纤维在平行于第二光纤的方向上将泵浦光传输到第一光纤; 以及连接在所述第一光纤与所述第二光纤之间的连接器，所述连接器将设置在所述第二光纤周围的所述第三光纤朝向所述第一光纤延伸，所述连接器包括连接在所述第一芯和所述第二芯之间的第三芯，围绕第三核心的第五包层。

4. 发明申请

US20120051692A1 OPTICAL FIBER COUPLER, METHOD OF MANUFACTURING THE OPTICAL FIBER COUPLER, AND ACTIVE OPTICAL MODULE 有权
标题翻译：光纤耦合器，光纤耦合器的制造方法和有源光模块
公开(公告)号：US20120051692A1
公开(公告)日：2012-03-01
申请号：US13019301
申请日：2011-02-01
申请人： Hong-Seok SEO , Joon Tae Ahn , Bong Je Park
发明人： Hong-Seok SEO , Joon Tae Ahn , Bong Je Park
IPC分类号： G02B6/26 , G02B6/245
CPC分类号： H01S3/06733 , G02B6/2808 , G02B6/2852 , H01S3/0064 , H01S3/06745 , H01S3/0675 , H01S3/06754 , H01S3/06758 , H01S3/07 , H01S3/094003 , H01S3/094011 , H01S3/09408 , H01S3/09415 , H01S3/11
摘要： There are provided an optical fiber coupler configured to improve or optimize optical efficiency and coupling efficiency, a method of manufacturing the optical fiber coupler, and an active optical module. The optical fiber coupler includes a first optical fiber and second optical fibers. The first optical fiber includes a first core and a first cladding surrounding the first core, and the second optical fibers are coupled to the first cladding. The first cladding includes a first coupling facet to which ends of the second optical fibers are coupled.
摘要翻译：提供了一种配置成改善或优化光学效率和耦合效率的光纤耦合器，制造光纤耦合器的方法和有源光学模块。光纤耦合器包括第一光纤和第二光纤。第一光纤包括第一芯和围绕第一芯的第一包层，并且第二光纤耦合到第一包层。第一包层包括耦合第二光纤的端部的第一耦合小面。

5. 发明申请

US20090046353A1 GAIN-CLAMPED OPTICAL AMPLIFYING APPARATUS USING FIBER RAMAN AMPLIFIER HAVING RAMAN CAVITY 失效
标题翻译：使用具有拉曼卡的纤维拉曼放大器的增益锁定光学放大装置
公开(公告)号：US20090046353A1
公开(公告)日：2009-02-19
申请号：US12133008
申请日：2008-06-04
申请人： Hong-Seok SEO , Joon Tae Ahn , Bong Je Park , Woon Jin Chung
发明人： Hong-Seok SEO , Joon Tae Ahn , Bong Je Park , Woon Jin Chung
IPC分类号： H01S3/00
CPC分类号： H01S3/302 , H01S3/0675 , H01S3/06754 , H01S3/06791 , H01S3/08027 , H01S3/106 , H01S3/1302
摘要： Provided is a gain-clamped (GC) optical amplifier using a fiber Raman amplifier (FRA) having a Raman cavity. The FRA having a Raman cavity comprises a Raman fiber module (RFM) amplifying and outputting an input optical signal and a resonant cavity generating a Raman laser and a gain clamping laser (GC laser), wherein the resonant cavity is formed as a feedback loop between an input terminal and an output terminal of the RFM. Accordingly, a gain of an optical signal propagating along a core of RFM keeps a constant value regardless of input signal intensity by generating the GC laser for gain clamping between a wavelength band of the Raman laser and a gain band of input signals.
摘要翻译：提供了使用具有拉曼腔的光纤拉曼放大器（FRA）的增益钳位（GC）光放大器。具有拉曼腔的FRA包括放大并输出输入光信号的拉曼光纤模块（RFM）和产生拉曼激光器的谐振腔和增益钳位激光器（GC激光器），其中谐振腔形成为在 RFM的输入端子和输出端子。因此，通过生成用于拉曼激光器的波长带和输入信号的增益带之间的增益钳位的GC激光器，沿着RFM的核心传播的光信号的增益保持恒定值，而与输入信号强度无关。

6. 发明申请

US20080267227A1 Gain-clamped optical amplifier using double-clad fiber 审中-公开
标题翻译：增益钳位光放大器采用双包层光纤
公开(公告)号：US20080267227A1
公开(公告)日：2008-10-30
申请号：US11982166
申请日：2007-10-31
申请人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park
发明人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park
IPC分类号： H01S3/30
CPC分类号： H01S3/06754 , H01S3/06729 , H01S3/1302
摘要： Provided is a gain-clamped optical amplifier amplifying light without bandwidth loss of an incident optical signal, and the gain-clamped optical amplifier using a double-clad fiber comprises: an optical fiber including a core doped with a gain material for amplifying an optical signal, a primary clad adjacent to the outside of the core and having a lower refractive index than the core, and a secondary clad adjacent to the outside of the primary clad and having a lower refractive index than the primary clad; a light emitting element emitting a pump light for population inversion of the gain material; and a cavity unit producing laser oscillation by resonating spontaneous emission light emitted from the gain material population-inverted by the pump light.
摘要翻译：本发明提供一种增益钳位光放大器，其放大入射光信号的带宽损耗的光，并且使用双包层光纤的增益钳位光放大器包括：包含掺杂有用于放大光信号的增益材料的核的光纤邻近核心的外部的初级包层并且具有比芯部更低的折射率，以及邻近初级包层的外侧且具有比初级包层低的折射率的次级包层; 发射用于增益材料的群体反转的泵浦光的发光元件; 以及腔体单元，通过使从由泵浦光反转的增益材料发射的自发发射光共振来产生激光振荡。

7. 发明授权

US08077382B2 Gain-clamped optical amplifying apparatus using fiber Raman amplifier having Raman cavity 失效
标题翻译：使用具有拉曼腔的光纤拉曼放大器的增益钳位光放大装置
公开(公告)号：US08077382B2
公开(公告)日：2011-12-13
申请号：US12133008
申请日：2008-06-04
申请人： Hong-Seok Seo , Joon Tae Ahn , Bong Je Park , Woon Jin Chung
发明人： Hong-Seok Seo , Joon Tae Ahn , Bong Je Park , Woon Jin Chung
IPC分类号： H01S3/00
CPC分类号： H01S3/302 , H01S3/0675 , H01S3/06754 , H01S3/06791 , H01S3/08027 , H01S3/106 , H01S3/1302
摘要： Provided is a gain-clamped (GC) optical amplifier using a fiber Raman amplifier (FRA) having a Raman cavity. The FRA having a Raman cavity comprises a Raman fiber module (RFM) amplifying and outputting an input optical signal and a resonant cavity generating a Raman laser and a gain clamping laser (GC laser), wherein the resonant cavity is formed as a feedback loop between an input terminal and an output terminal of the RFM. Accordingly, a gain of an optical signal propagating along a core of RFM keeps a constant value regardless of input signal intensity by generating the GC laser for gain clamping between a wavelength band of the Raman laser and a gain band of input signals.
摘要翻译：提供了使用具有拉曼腔的光纤拉曼放大器（FRA）的增益钳位（GC）光放大器。具有拉曼腔的FRA包括放大并输出输入光信号的拉曼光纤模块（RFM）和产生拉曼激光器的谐振腔和增益钳位激光器（GC激光器），其中谐振腔形成为在 RFM的输入端子和输出端子。因此，通过生成用于拉曼激光器的波长带和输入信号的增益带之间的增益钳位的GC激光器，沿着RFM的核心传播的光信号的增益保持恒定值，而与输入信号强度无关。

8. 发明授权

US07957432B2 Light coupler and fiber laser system including the same 有权
标题翻译：光耦合器和光纤激光系统包括相同的
公开(公告)号：US07957432B2
公开(公告)日：2011-06-07
申请号：US12379513
申请日：2009-02-24
申请人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park
发明人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park
IPC分类号： H01S3/30 , H01S3/03
CPC分类号： G02B6/2804 , G02B6/2813 , H01S3/094003
摘要： A light coupler emitting a high power laser with a high beam quality and a fiber laser system including the light coupler is disclosed. The light coupler includes a first optical fiber bundle comprising a plurality of first optical fibers having either a single-mode core or a few-mode core and a second optical fiber, which guides multi-mode beams and is connected to the first optical fiber bundle. The optical fiber laser system includes a light coupler having a first optical fiber bundle comprising a plurality of first optical fiber having either a single-mode core or a few-mode core and a second optical fiber, which is connected to the first optical fiber bundle, is either a single cladding optical fiber or a double cladding optical fiber, and guides multi-mode beams, and one or more gain medium optical fiber, which is connected to the light coupler and emits light.
摘要翻译：公开了发射具有高光束质量的高功率激光器和包括光耦合器的光纤激光器系统的光耦合器。光耦合器包括第一光纤束，其包括具有单模芯或多模芯的多个第一光纤和第二光纤，其引导多模光束并连接到第一光纤束。光纤激光器系统包括具有第一光纤束的光耦合器，第一光纤束包括具有单模核或多模芯的多个第一光纤和第二光纤，第一光纤连接到第一光纤束是单包层光纤或双包层光纤，并且引导多模光束以及连接到光耦合器并发光的一个或多个增益介质光纤。

9. 发明申请

US20100111118A1 Light coupler and fiber laser system including the same 有权
标题翻译：光耦合器和光纤激光系统包括相同的
公开(公告)号：US20100111118A1
公开(公告)日：2010-05-06
申请号：US12379513
申请日：2009-02-24
申请人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park
发明人： Hong Seok Seo , Joon Tae Ahn , Bong Je Park
IPC分类号： H01S3/067 , G02B6/26
CPC分类号： G02B6/2804 , G02B6/2813 , H01S3/094003
摘要： A light coupler emitting a high power laser with a high beam quality and a fiber laser system including the light coupler is disclosed. The light coupler includes a first optical fiber bundle comprising a plurality of first optical fibers having either a single-mode core or a few-mode core and a second optical fiber, which guides multi-mode beams and is connected to the first optical fiber bundle. The optical fiber laser system includes a light coupler having a first optical fiber bundle comprising a plurality of first optical fiber having either a single-mode core or a few-mode core and a second optical fiber, which is connected to the first optical fiber bundle, is either a single cladding optical fiber or a double cladding optical fiber, and guides multi-mode beams, and one or more gain medium optical fiber, which is connected to the light coupler and emits light.
摘要翻译：公开了发射具有高光束质量的高功率激光器和包括光耦合器的光纤激光器系统的光耦合器。光耦合器包括第一光纤束，其包括具有单模芯或多模芯的多个第一光纤和第二光纤，其引导多模光束并连接到第一光纤束。光纤激光器系统包括具有第一光纤束的光耦合器，第一光纤束包括具有单模核或多模芯的多个第一光纤和第二光纤，第一光纤连接到第一光纤束是单包层光纤或双包层光纤，并且引导多模光束以及连接到光耦合器并发光的一个或多个增益介质光纤。

10. 发明授权

US07616668B2 Fiber laser system using fiber having dysprosium 有权
标题翻译：光纤激光系统采用镝光纤
公开(公告)号：US07616668B2
公开(公告)日：2009-11-10
申请号：US12027417
申请日：2008-02-07
申请人： Joon Tae Ahn , Hong-Seok Seo , Bong Je Park
发明人： Joon Tae Ahn , Hong-Seok Seo , Bong Je Park
IPC分类号： H01S3/30 , H01S3/14 , H01S3/09
CPC分类号： H01S3/0675 , H01S3/08022 , H01S3/0826 , H01S3/094003 , H01S3/094046 , H01S3/1606
摘要： Provided is a fiber laser system including fiber containing dysprosium. The fiber laser system uses 1.7-μm pump light. A resonator of the fiber laser system includes a dichroic mirror, a partial reflection mirror, and/or an FBG. Therefore, the fiber laser system can provide 3-μm laser light and have high light pumping efficiency and high output power. The fiber laser system includes: fiber including dysprosium, a pump light source disposed at a side of the fiber and emitting pump light having a wavelength exciting electrons of the dysprosium from a ground energy level 6H15/2 to an energy level 6H11/2; a first reflection member, disposed between the fiber and the pump light source, transmitting the pump light, and reflecting first lasing light having a first wavelength; and a second reflection member, disposed at a side opposite to the pump light source with respect to the fiber, transmitting a portion of the first lasing light.
摘要翻译：提供了包含含有镝的纤维的光纤激光系统。光纤激光系统使用1.7毫米泵浦光。光纤激光系统的谐振器包括二向色镜，部分反射镜和/或FBG。因此，光纤激光系统可以提供3mum激光，具有高的光泵效率和高输出功率。光纤激光系统包括：包括镝的光纤，设置在光纤侧面的泵浦光源，并且将具有从地面能级6H15 / 2的激发电子的镝的波长的泵浦光发射到能级6H11 / 2; 第一反射构件，设置在所述光纤和所述泵浦光源之间，透射所述泵浦光，并且反射具有第一波长的第一激光; 以及第二反射构件，其相对于所述光纤设置在与所述泵浦光源相对的一侧，透射所述第一激光的一部分。

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