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21. 发明授权

US07551348B2 Tellurite glass composite, optical waveguide and optical amplifier using the same 失效
标题翻译：碲化玻璃复合材料，光波导和光放大器使用相同
公开(公告)号：US07551348B2
公开(公告)日：2009-06-23
申请号：US11298088
申请日：2005-12-08
申请人： Woon Jin Chung , Bong Je Park , Hong Seok Seo , Joon Tae Ahn
发明人： Woon Jin Chung , Bong Je Park , Hong Seok Seo , Joon Tae Ahn
IPC分类号： H04B10/17 , C03C3/12
CPC分类号： H01S3/302 , C03C3/122 , C03C4/0071 , C03C4/12 , C03C13/048 , C03C14/006 , H01S3/06716 , H01S3/0675 , H01S3/06754 , H01S3/094011 , H01S3/094096 , H01S3/177
摘要： Provided are a tellurite glass composite, an optical waveguide, and an optical amplifier using the tellurite glass composite. The tellurite glass composite includes an entire composite including 25 (mol %)≦TeO2≦90 (mol %), 1 (mol %)≦T1O3≦55 (mol %) or 1 (mol %)≦T2O3≦40 (mol %), 0 (mol %)≦ZnO≦35 (mol %), 0 (mol %)≦M2O≦35 (mol %), and 0 (mol %)≦Bi2O3≦20 (mol %). Here, T1 includes a transition metal Mo, T2 includes a transition metal W, M2O includes Li2O, Na2O, or two or more of Li2O, Na2O, K2O, Rb2O, and Cs2O including metals having +1 valence electrons, and amounts of M2O and ZnO are not simultaneously “0”.
摘要翻译：提供了一种碲化物玻璃复合材料，光波导和使用该碲酸盐玻璃复合材料的光学放大器。所述碲化物玻璃复合体包括25（摩尔％）≤TeO 2 = 90（摩尔％），1（摩尔％）≤T1 O 3 = 55（摩尔％）或1（摩尔％）≤T2 O 3的全部复合物， = 40（摩尔％），0（摩尔％）<= ZnO <= 35（摩尔％），0（摩尔％）<= M 2 O = 35（摩尔％），0（摩尔％）<= Bi 2 O 3 < 20（摩尔％）。这里，T1包括过渡金属Mo，T2包括过渡金属W，M 2 O包括Li 2 O，Na 2 O，或包含Li +，Na 2 O，K 2 O，Rb 2 O和Cs 2的两种或更多种，包括具有+1价电子的金属，以及M 2 O和 ZnO不同时为“0”。

22. 发明申请

US20080219298A1 FIBER LASER SYSTEM USING FIBER HAVING DYSPROSIUM 有权
标题翻译：光纤激光系统使用光纤
公开(公告)号：US20080219298A1
公开(公告)日：2008-09-11
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
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-μμm 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。光纤激光系统采用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。光纤激光器系统包括：包括镝的光纤，设置在光纤侧面的泵浦光源，并且发射具有来自地能能级别的镝的激发电子的波长的泵浦光。 15/2 到能级6 H 11/2 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。

23. 发明授权

US06916753B2 Tm3+-doped silicate glass and the use thereof 失效
标题翻译： Tm3 +掺杂的硅酸盐玻璃及其用途
公开(公告)号：US06916753B2
公开(公告)日：2005-07-12
申请号：US10331353
申请日：2002-12-31
申请人： Doo Hee Cho , Yong Gyu Choi , Hong Seok Seo , Bong Je Park
发明人： Doo Hee Cho , Yong Gyu Choi , Hong Seok Seo , Bong Je Park
IPC分类号： C03C3/112 , C03C3/06 , C03C3/11 , C03C4/00 , C03C13/04 , C03C4/12
CPC分类号： C03C3/11 , C03C3/06 , C03C4/0071 , C03C13/046
摘要： The present invention is a thulium doped silicate glass having an excellent fluorescent emission in the 1.4 μm band, and the usage thereof. The silicate glass of this invention includes: 65˜95 mol % SiO2; 0.5˜30 mol % bivalent metal oxide consisting of one or more material selected from ZnO, BaO, SrO and PbO; and 1˜15 mol % of SnO2 or TiO2, wherein 3˜30 mol % oxygen of the glass composition are replaced with fluorine, and 0.01˜1 mol % of thulium ions are doped, and the fluorescence lifetime of the 3H4 level of the Tm3+ is more than 50 μs. The silicate glass can be easily formed into a waveguide, such as optical fiber, and it has an excellent ability to splice with the optical fiber for transmission. They have excellent chemical durability and the characteristic of 1.4 μm band fluorescent emission by suppressing the non-radiative transition through multi-phonon relaxation. Thus they have long fluorescence lifetime of the 3H4 of Tm3+.
摘要翻译：本发明是在1.4mum带中具有优异的荧光发射的掺doped硅酸盐玻璃及其用途。本发明的硅酸盐玻璃包括：65〜95摩尔％的SiO 2; 由选自ZnO，BaO，SrO和PbO的一种或多种材料组成的0.5〜30mol％的二价金属氧化物; 和1〜15mol％的SnO 2或TiO 2，其中3〜30mol％的玻璃组合物的氧被氟代替，0.01〜1mol％的 ium离子被掺杂，并且Tm 3+ 3+的“3”4“4”水平的荧光寿命大于50微米。硅酸盐玻璃可以容易地形成诸如光纤的波导，并且具有极好的与光纤进行接合的传输能力。它们通过抑制通过多声子弛豫的非辐射跃迁具有优异的化学耐久性和1.4mum带荧光发射的特征。因此，它们具有Tm 3+ 3+的3 H 4 H 4的长荧光寿命。

24. 发明授权

US06853480B2 Optical amplifier 有权
标题翻译：光放大器
公开(公告)号：US06853480B2
公开(公告)日：2005-02-08
申请号：US10329501
申请日：2002-12-27
申请人： Yong Gyu Choi , Bong Je Park , Hong Seok Seo , Doo Hee Cho , Kyong Hon Kim , Tae Hoon Lee , Jong Heo
发明人： Yong Gyu Choi , Bong Je Park , Hong Seok Seo , Doo Hee Cho , Kyong Hon Kim , Tae Hoon Lee , Jong Heo
IPC分类号： G02B6/00 , H01S3/094 , H01S3/16 , H01S3/00
CPC分类号： H01S3/094003 , H01S3/161
摘要： The present invention relates to a main wavelength band of a pump light source capable of improving the pump efficiency while using 1.6 μm fluorescence emitted from Ho3+:5I5→5I7 transition as an optical amplifier, and an assistant pump wavelength band capable of accomplishing population inversion between 5I5 level and 5I7 level to improve the signal gain characteristics of such amplifier. The optical amplifier using optical materials to which holmium or holmium and terbium, holmium and europium, holmium and neodymium or holmium and dysprosium, etc. are doped can be pumped using a light source that emits light of 11,200˜11,500 cm−1 or a light source that emits light of 6,000˜6,500 cm−1.
摘要翻译：本发明涉及一种泵浦光源的主波长带，能够提高泵效率，同时使用从Ho 3+发射的1.6μm荧光作为光放大器，以及能够实现<5> I5电平和<5> I7电平之间的总体反转的辅助泵波长带，以改善这种放大器的信号增益特性。使用掺杂有钬或钬和铽，钬和铕，钬和钕或钬和镝等的光学材料的光放大器可以使用发射11,200〜11500cm -1的光的光源来泵浦，或发出6,000〜6,500厘米-1的光的光源。

25. 发明申请

US20110141758A1 OPTICAL COUPLER AND ACTIVE OPTICAL MODULE COMPRISING THE SAME 审中-公开
标题翻译：光耦合器和包含该光耦合器的主动光学模块
公开(公告)号：US20110141758A1
公开(公告)日：2011-06-16
申请号：US12949447
申请日：2010-11-18
申请人： Hong-Seok SEO , Joon Tae Ahn , Bong Je Park , Dae Kon Oh , Jung-Ho Song
发明人： Hong-Seok SEO , Joon Tae Ahn , Bong Je Park , Dae Kon Oh , Jung-Ho Song
IPC分类号： H01S3/00 , G02B6/26
CPC分类号： H01S3/094019 , G02B6/4214 , H01S3/0675 , H01S3/094007 , H01S3/0941 , H01S3/11
摘要： Provided are an optical coupler, which can improve miniaturization and integration, and an active optical module comprising the same. The optical coupler comprises a hollow optical block having a through hole formed to pass an optical fiber therethrough. The hollow optical block comprises at least one incidence plane, at least one internal reflection plane, and at least one tapering region. The incidence plane is disposed at the bottom of the hollow optical block, which is parallel to the through hole, to incident-transmit light. The internal reflection plane is disposed at the top of the hollow optical block, which is opposite to the incidence plane, to reflect the light, which is received from the incidence plane, into the hollow optical block. The tapering region is configured to concentrate the light on the optical fiber in the through hole. The tapering region is formed such that the outer diameter of the hollow optical block decreases away from the internal reflection plane and the incidence plane.
摘要翻译：提供了可以改善小型化和集成的光耦合器，以及包括该光耦合器的有源光学模块。光耦合器包括中空的光学块，该中空光学块具有形成为使光纤通过的通孔。中空光学块包括至少一个入射平面，至少一个内部反射平面和至少一个锥形区域。入射平面设置在平行于通孔的中空光学块的底部入射透射光。内反射面设置在与入射面相反的中空光学块的顶部，以将从入射平面接收的光反射到中空光学块中。锥形区域被配置为将光聚集在通孔中的光纤上。锥形区域形成为使得中空光学块的外径从内反射面和入射面减小。

26. 发明申请

US20110134512A1 DOUBLE CLAD FIBER LASER DEVICE 有权
标题翻译：双层光纤激光器件
公开(公告)号：US20110134512A1
公开(公告)日：2011-06-09
申请号：US12963471
申请日：2010-12-08
申请人： Joon Tae AHN , Hong-Seok Seo , Bong Je Park , Dae Kon Oh
发明人： Joon Tae AHN , Hong-Seok Seo , Bong Je Park , Dae Kon Oh
IPC分类号： H01S3/067 , H01S3/0941
CPC分类号： H01S3/0675 , H01S3/06754 , H01S3/094007 , H01S3/09415 , H01S3/1603
摘要： Provided is a double clad fiber device. The double clad fiber device includes a double clad fiber, a pump combiner, at least one first laser diode, and at least one second laser diode. The double clad fiber includes a core and a clad. The pump combiner provides pump light to the core and the clad through one end of the double clad fiber, respectively. The at least one first laser diode provides first pump light to the clad through the pump combiner. The at least one second laser diode provides second pump light to the core through the pump combiner.
摘要翻译：提供一种双包层光纤器件。双包层光纤器件包括双包层光纤，泵组合器，至少一个第一激光二极管和至少一个第二激光二极管。双包层纤维包括芯和包层。泵组合器分别通过双包层光纤的一端向芯和包层提供泵浦光。所述至少一个第一激光二极管通过泵组合器向包层提供第一泵浦光。所述至少一个第二激光二极管通过泵组合器向芯提供第二泵浦光。

27. 发明授权

US07738165B2 Amplified spontaneous emission reflector-based gain-clamped fiber amplifier 失效
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：US07738165B2
公开(公告)日：2010-06-15
申请号：US12372027
申请日：2009-02-17
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： H01S3/00
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。

28. 发明授权

US07646951B2 Apparatus for manufacturing optical fiber Bragg grating, optical fiber, and mid-infrared optical fiber laser 失效
标题翻译：光纤布拉格光栅，光纤和中红外光纤激光器的制造装置
公开(公告)号：US07646951B2
公开(公告)日：2010-01-12
申请号：US11942986
申请日：2007-11-20
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： G02B6/34 , G02B6/00 , H01S3/30 , H01L21/00
CPC分类号： B23K26/06 , B23K26/032 , B23K26/0626 , B23K26/066 , B23K2101/32
摘要： Provided is an apparatus for manufacturing an optical fiber Bragg grating. The optical fiber Bragg grating manufacturing apparatus includes: an optical fiber; a laser for irradiating a laser beam to the optical fiber to change a refractive index of a core of the optical fiber; an optical system for periodically changing the intensity of the laser beam irradiated to the optical fiber core; a broadband light source for providing broadband light as an incident signal to the optical fiber in order to observe a reflection characteristic of a Bragg grating formed in the optical fiber by the laser beam converted by the optical system; and an optical spectrum analyzer (OSA) for measuring a reflected signal or a transmitted signal of the broadband light incident to the Bragg grating, wherein the optical system realizes a Bragg wavelength (λB) in order to periodically change the refractive index of the optical fiber core, and the broadband light source and the optical spectrum analyzer use λB/N, where λB denotes the Bragg wavelength and N is a natural number which is equal to or more than 2.
摘要翻译：提供一种用于制造光纤布拉格光栅的装置。光纤布拉格光栅制造装置包括：光纤; 用于将光束照射到光纤以改变光纤的芯的折射率的激光器; 用于周期性地改变照射到光纤芯的激光束的强度的光学系统; 宽带光源，用于向光纤提供宽带光作为入射信号，以通过由光学系统转换的激光束观察在光纤中形成的布拉格光栅的反射特性; 以及用于测量入射到布拉格光栅的宽带光的反射信号或发射信号的光谱分析仪（OSA），其中所述光学系统实现布拉格波长（λB），以便周期性地改变光纤的折射率核心，宽带光源和光谱分析仪使用λB/ N，其中λB表示布拉格波长，N是等于或大于2的自然数。

29. 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。

30. 发明授权

US07133195B2 Gain-clamped fiber amplifier 失效
公开(公告)号：US07133195B2
公开(公告)日：2006-11-07
申请号：US11135286
申请日：2005-05-24
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
CPC分类号： H01S3/06758 , H01S3/0064 , H01S3/10015
摘要： Provided is a gain-clamped fiber amplifier for amplifying the magnitude of an input optical signal in an optical communication system. The gain-clamped fiber amplifier includes a first amplifier for amplifying a predetermined optical signal and a second amplifier for compensating for a noise figure characteristic of the first amplifier and for separating remaining pumping light whose intensity changes in accordance with an optical signal. Therefore, it is possible to improve the noise figure and dynamic range characteristics and the performance of the amplifier.

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