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公开(公告)号：US20120002271A1
公开(公告)日：2012-01-05
申请号：US13166900
申请日：2011-06-23
申请人： Masaru Kuramoto , Masao Ikeda , Rintaro Koda , Tomoyuki Oki , Hideki Watanabe , Takao Miyajima , Hiroyuki Yokoyama
发明人： Masaru Kuramoto , Masao Ikeda , Rintaro Koda , Tomoyuki Oki , Hideki Watanabe , Takao Miyajima , Hiroyuki Yokoyama
IPC分类号： H01S3/00
CPC分类号： H01S5/1064 , H01S5/0425 , H01S5/0602 , H01S5/0657 , H01S5/16 , H01S5/22 , H01S5/32341 , H01S5/34333 , H01S5/50
摘要： A semiconductor optical amplifier includes: a laminated structure sequentially including a first compound semiconductor layer composed of GaN compound semiconductor and having a first conductivity type, a third compound semiconductor layer having a light amplification region composed of GaN compound semiconductor, and a second compound semiconductor layer composed of GaN compound semiconductor and having a second conductivity type; a second electrode formed on the second compound semiconductor layer; and a first electrode electrically connected to the first compound semiconductor layer. The laminated structure has a ridge stripe structure. When widths of the ridge stripe structure in a light output end face and the ridge stripe structure in a light incident end face are respectively Wout, and Win, Wout>Win is satisfied. A carrier non-injection region is provided in an internal region of the laminated structure from the light output end face along an axis line of the semiconductor optical amplifier.
摘要翻译： 半导体光放大器包括：依次包括由GaN化合物半导体构成的第一化合物半导体并具有第一导电类型的层压结构，具有由GaN化合物半导体构成的光放大区域的第三化合物半导体层和第二化合物半导体层 由GaN化合物半导体构成并具有第二导电类型; 形成在第二化合物半导体层上的第二电极; 和与第一化合物半导体层电连接的第一电极。 层叠结构具有脊形条纹结构。 当光输出端面中的棱条结构的宽度和光入射端面中的脊条纹结构的宽度分别为Wout时，满足Win，Wout> Win。 载体非注入区域沿着半导体光放大器的轴线从光输出端面设置在层叠结构的内部区域中。
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公开(公告)号：US08786941B2
公开(公告)日：2014-07-22
申请号：US13166900
申请日：2011-06-23
申请人： Masaru Kuramoto , Masao Ikeda , Rintaro Koda , Tomoyuki Oki , Hideki Watanabe , Takao Miyajima , Hiroyuki Yokoyama
发明人： Masaru Kuramoto , Masao Ikeda , Rintaro Koda , Tomoyuki Oki , Hideki Watanabe , Takao Miyajima , Hiroyuki Yokoyama
IPC分类号： H01S5/00
CPC分类号： H01S5/1064 , H01S5/0425 , H01S5/0602 , H01S5/0657 , H01S5/16 , H01S5/22 , H01S5/32341 , H01S5/34333 , H01S5/50
摘要： A semiconductor optical amplifier includes: a laminated structure sequentially including a first compound semiconductor layer composed of GaN compound semiconductor and having a first conductivity type, a third compound semiconductor layer having a light amplification region composed of GaN compound semiconductor, and a second compound semiconductor layer composed of GaN compound semiconductor and having a second conductivity type; a second electrode formed on the second compound semiconductor layer; and a first electrode electrically connected to the first compound semiconductor layer. The laminated structure has a ridge stripe structure. When widths of the ridge stripe structure in a light output end face and the ridge stripe structure in a light incident end face are respectively Wout, and Win, Wout>Win is satisfied. A carrier non-injection region is provided in an internal region of the laminated structure from the light output end face along an axis line of the semiconductor optical amplifier.
摘要翻译： 半导体光放大器包括：依次包括由GaN化合物半导体构成的第一化合物半导体并具有第一导电类型的层压结构，具有由GaN化合物半导体构成的光放大区域的第三化合物半导体层和第二化合物半导体层 由GaN化合物半导体构成并具有第二导电类型; 形成在第二化合物半导体层上的第二电极; 和与第一化合物半导体层电连接的第一电极。 层叠结构具有脊形条纹结构。 当光输出端面中的棱条结构的宽度和光入射端面中的脊条纹结构的宽度分别为Wout时，满足Win，Wout> Win。 载体非注入区域沿着半导体光放大器的轴线从光输出端面设置在层叠结构的内部区域中。
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公开(公告)号：US20110103419A1
公开(公告)日：2011-05-05
申请号：US12910046
申请日：2010-10-22
申请人： Rintaro Koda , Takao Miyajima , Hideki Watanabe , Hiroyuki Yokoyama , Tomoyuki Oki , Masaru Kuramoto
发明人： Rintaro Koda , Takao Miyajima , Hideki Watanabe , Hiroyuki Yokoyama , Tomoyuki Oki , Masaru Kuramoto
CPC分类号： H01S5/50 , B82Y20/00 , H01S5/0021 , H01S5/005 , H01S5/02212 , H01S5/02288 , H01S5/028 , H01S5/0655 , H01S5/1014 , H01S5/1085 , H01S5/14 , H01S5/2009 , H01S5/2201 , H01S5/2214 , H01S5/34333 , H01S5/4006
摘要： The present invention provides an optical device capable of suppressing a drive current and an optical output to be varied with a passage of the time. The optical device includes: an optical element including a first end face and a second end face, and emitting light having a wavelength from 300 nm to 600 nm both inclusive at least from the second end face in the first end face and the second end face; a pedestal including a supporting substrate supporting the optical element, and a connecting terminal electrically connected to the optical element; and a sealing section including a light transmitting window in each of a portion facing the first end face and a portion facing the second end face, and sealing the optical element.
摘要翻译： 本发明提供能够抑制驱动电流和光输出随着时间的推移而变化的光学装置。 光学装置包括：光学元件，包括第一端面和第二端面，并且至少从第一端面中的第二端面和第二端面发射波长为300nm至600nm的光， ; 包括支撑所述光学元件的支撑基板的基座和与所述光学元件电连接的连接端子; 以及密封部，其包括在面向所述第一端面的部分中的每一个中的透光窗口和面向所述第二端面的部分，并且密封所述光学元件。
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4.发明申请公开(公告)号：US20120002696A1
公开(公告)日：2012-01-05
申请号：US13163251
申请日：2011-06-17
IPC分类号： H01S5/026
CPC分类号： H01S5/50 , B82Y20/00 , H01S5/0014 , H01S5/0064 , H01S5/0071 , H01S5/028 , H01S5/0601 , H01S5/0625 , H01S5/0657 , H01S5/1003 , H01S5/1014 , H01S5/141 , H01S5/2009 , H01S5/22 , H01S5/34333 , H01S5/4006
摘要： Provided is an alignment method of a semiconductor optical amplifier with which optimization of coupling efficiency between incident laser light and light waveguide of the semiconductor optical amplifier is enabled without depending on an external monitoring device. The alignment method of a semiconductor optical amplifier is a method that optically amplifies laser light from a laser light source and outputs the optically amplified laser light, which adjusts relative position of the semiconductor optical amplifier with respect to the laser light entering into the semiconductor optical amplifier by flowing a given value of current to the semiconductor optical amplifier while entering the laser light from the laser light source to the semiconductor optical amplifier so that a voltage applied to the semiconductor optical amplifier becomes the maximum.
摘要翻译： 提供了一种半导体光放大器的对准方法，其能够使得半导体光放大器的入射激光与光波导之间的耦合效率优化，而不依赖于外部监视装置。 半导体光放大器的对准方法是光学地放大来自激光源的激光的方法，并输出光放大激光，该激光调整半导体光放大器相对于进入半导体光放大器的激光的相对位置 通过在从激光源向半导体光放大器进入激光的同时将给定的电流值流向半导体光放大器，使得施加到半导体光放大器的电压变为最大。
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5.发明授权公开(公告)号：US08917753B2
公开(公告)日：2014-12-23
申请号：US13163251
申请日：2011-06-17
IPC分类号： H01S5/00 , B82Y20/00 , H01S5/50 , H01S5/14 , H01S5/065 , H01S5/10 , H01S5/40 , H01S5/343 , H01S5/06 , H01S5/0625 , H01S5/028
CPC分类号： H01S5/50 , B82Y20/00 , H01S5/0014 , H01S5/0064 , H01S5/0071 , H01S5/028 , H01S5/0601 , H01S5/0625 , H01S5/0657 , H01S5/1003 , H01S5/1014 , H01S5/141 , H01S5/2009 , H01S5/22 , H01S5/34333 , H01S5/4006
摘要： Provided is an alignment method of a semiconductor optical amplifier with which optimization of coupling efficiency between incident laser light and light waveguide of the semiconductor optical amplifier is enabled without depending on an external monitoring device. The alignment method of a semiconductor optical amplifier is a method that optically amplifies laser light from a laser light source and outputs the optically amplified laser light, which adjusts relative position of the semiconductor optical amplifier with respect to the laser light entering into the semiconductor optical amplifier by flowing a given value of current to the semiconductor optical amplifier while entering the laser light from the laser light source to the semiconductor optical amplifier so that a voltage applied to the semiconductor optical amplifier becomes the maximum.
摘要翻译： 提供了一种半导体光放大器的对准方法，其能够使得半导体光放大器的入射激光与光波导之间的耦合效率优化，而不依赖于外部监视装置。 半导体光放大器的对准方法是光学地放大来自激光源的激光的方法，并输出光放大激光，该激光调整半导体光放大器相对于进入半导体光放大器的激光的相对位置 通过在从激光源向半导体光放大器进入激光的同时将给定的电流值流向半导体光放大器，使得施加到半导体光放大器的电压变为最大。
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6.发明授权Laser diode device including a top electrode with first and second sections 有权激光二极管器件包括具有第一和第二部分的顶部电极公开(公告)号：US09001860B2
公开(公告)日：2015-04-07
申请号：US13310260
申请日：2011-12-02
CPC分类号： H01S5/34333 , B82Y20/00 , H01S5/06253 , H01S5/0658 , H01S5/1014 , H01S5/1064 , H01S5/141 , H01S5/22
摘要： A laser diode device includes a laminated structure in which a first compound semiconductor layer, a third compound semiconductor layer that has a light emitting region and a saturable absorption region, and a second compound semiconductor layer are sequentially layered, a second electrode, and a first electrode. The laminated structure has ridge stripe structure. The second electrode is separated into a first section to obtain forward bias state by applying a direct current to the first electrode through the light emitting region and a second section to add electric field to the saturable absorption region by an isolation trench. When minimum width of the ridge stripe structure is WMIN, and width of the ridge stripe structure of the second section of the second electrode in an interface between the second section of the second electrode and the isolation trench is W2, 1
摘要翻译： 激光二极管装置包括其中依次层叠有第一化合物半导体层，具有发光区域和可饱和吸收区域的第三化合物半导体层和第二化合物半导体层的层叠结构，第二电极和第一 电极。 层叠结构具有脊状结构。 将第二电极分离为第一部分，以通过通过发光区域向第一电极施加直流电流以及通过隔离沟槽向可饱和吸收区域加电场的第二部分来获得正向偏置状态。 当脊条纹结构的最小宽度为WMIN时，第二电极的第二部分与隔离沟槽之间的界面中的第二电极的第二部分的脊状条纹结构的宽度为W2，1
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公开(公告)号：US08483256B2
公开(公告)日：2013-07-09
申请号：US13417998
申请日：2012-03-12
IPC分类号： H01S3/08
CPC分类号： H01S5/0602 , B82Y20/00 , H01S5/0425 , H01S5/0625 , H01S5/1064 , H01S5/3063 , H01S5/34333 , H01S2301/166
摘要： A laser diode element assembly includes: a laser diode element; and a light reflector, in which the laser diode element includes (a) a laminate structure body configured by laminating, in order, a first compound semiconductor layer of a first conductivity type made of a GaN-based compound semiconductor, a third compound semiconductor layer made of a GaN-based compound semiconductor and including a light emission region, and a second compound semiconductor layer of a second conductivity type made of a GaN-based compound semiconductor, the second conductivity type being different from the first conductivity type, (b) a second electrode formed on the second compound semiconductor layer, and (c) a first electrode electrically connected to the first compound semiconductor layer, the laminate structure body includes a ridge stripe structure, and a minimum width Wmin and a maximum width Wmax of the ridge stripe structure satisfy 1
摘要翻译： 激光二极管元件组件包括：激光二极管元件; 和光反射器，其中激光二极管元件包括（a）层叠结构体，其按顺序层叠由GaN基化合物半导体制成的第一导电类型的第一化合物半导体层，第三化合物半导体层 由GaN系化合物半导体构成的发光区域和由GaN系化合物半导体构成的第二导电型的第二化合物半导体层，第二导电型与第一导电型不同，（b） 形成在所述第二化合物半导体层上的第二电极，和（c）与所述第一化合物半导体层电连接的第一电极，所述层叠结构体包括脊条结构，并且所述脊的最小宽度Wmin和最大宽度Wmax 条纹结构满足1
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公开(公告)号：US20120236886A1
公开(公告)日：2012-09-20
申请号：US13417998
申请日：2012-03-12
CPC分类号： H01S5/0602 , B82Y20/00 , H01S5/0425 , H01S5/0625 , H01S5/1064 , H01S5/3063 , H01S5/34333 , H01S2301/166
摘要： A laser diode element assembly includes: a laser diode element; and a light reflector, in which the laser diode element includes (a) a laminate structure body configured by laminating, in order, a first compound semiconductor layer of a first conductivity type made of a GaN-based compound semiconductor, a third compound semiconductor layer made of a GaN-based compound semiconductor and including a light emission region, and a second compound semiconductor layer of a second conductivity type made of a GaN-based compound semiconductor, the second conductivity type being different from the first conductivity type, (b) a second electrode formed on the second compound semiconductor layer, and (c) a first electrode electrically connected to the first compound semiconductor layer, the laminate structure body includes a ridge stripe structure, and a minimum width Wmin and a maximum width Wmax of the ridge stripe structure satisfy 1
摘要翻译： 激光二极管元件组件包括：激光二极管元件; 和光反射器，其中激光二极管元件包括（a）层叠结构体，其按顺序层叠由GaN基化合物半导体制成的第一导电类型的第一化合物半导体层，第三化合物半导体层 由GaN系化合物半导体构成的发光区域和由GaN系化合物半导体构成的第二导电型的第二化合物半导体层，第二导电型与第一导电型不同，（b） 形成在所述第二化合物半导体层上的第二电极，和（c）与所述第一化合物半导体层电连接的第一电极，所述层叠结构体包括脊条结构，并且所述脊的最小宽度Wmin和最大宽度Wmax 条纹结构满足1
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公开(公告)号：US20120147917A1
公开(公告)日：2012-06-14
申请号：US13310260
申请日：2011-12-02
IPC分类号： H01S5/323
CPC分类号： H01S5/34333 , B82Y20/00 , H01S5/06253 , H01S5/0658 , H01S5/1014 , H01S5/1064 , H01S5/141 , H01S5/22
摘要： A laser diode device includes a laminated structure in which a first compound semiconductor layer, a third compound semiconductor layer that has a light emitting region and a saturable absorption region, and a second compound semiconductor layer are sequentially layered, a second electrode, and a first electrode. The laminated structure has ridge stripe structure. The second electrode is separated into a first section to obtain forward bias state by applying a direct current to the first electrode through the light emitting region and a second section to add electric field to the saturable absorption region by an isolation trench. When minimum width of the ridge stripe structure is WMIN, and width of the ridge stripe structure of the second section of the second electrode in an interface between the second section of the second electrode and the isolation trench is W2, 1
摘要翻译： 激光二极管装置包括其中依次层叠有第一化合物半导体层，具有发光区域和可饱和吸收区域的第三化合物半导体层和第二化合物半导体层的层叠结构，第二电极和第一 电极。 层叠结构具有脊状结构。 将第二电极分离为第一部分，以通过通过发光区域向第一电极施加直流电流以及通过隔离沟槽向可饱和吸收区域加电场的第二部分来获得正向偏置状态。 当脊条纹结构的最小宽度为WMIN时，第二电极的第二部分与隔离沟槽之间的界面中的第二电极的第二部分的脊状条纹结构的宽度为W2，1
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公开(公告)号：US20130075772A1
公开(公告)日：2013-03-28
申请号：US13614646
申请日：2012-09-13
IPC分类号： H01L33/58
CPC分类号： H01S5/22 , B82Y20/00 , H01S5/0218 , H01S5/0655 , H01S5/2031 , H01S5/34333 , H01S5/50 , H01S2301/166
摘要： Provided is a light-emitting device including (a) a layer structure obtained by sequentially growing on a base substrate a first compound semiconductor layer of a first conductivity type, (b) an active layer formed of a compound semiconductor, and (c) a second compound semiconductor layer of a second conductivity type; a second electrode formed on the second compound semiconductor layer; and a first electrode electrically connected to the first compound semiconductor layer. The layer structure formed of at least a part of the second compound semiconductor layer in a thickness direction of the second compound semiconductor layer. The first compound semiconductor layer has a thickness greater than 0.6 μm. A high-refractive index layer formed of a compound semiconductor material having a refractive index higher than a refractive index of a compound semiconductor material of the first compound semiconductor layer is formed in the first compound semiconductor layer.
摘要翻译： 提供一种发光器件，其包括（a）通过在基底衬底上依次生长第一导电类型的第一化合物半导体层，（b）由化合物半导体形成的有源层，以及（c） 第二导电类型的第二化合物半导体层; 形成在第二化合物半导体层上的第二电极; 和与第一化合物半导体层电连接的第一电极。 所述层结构由所述第二化合物半导体层的至少一部分在所述第二化合物半导体层的厚度方向上形成。 第一化合物半导体层的厚度大于0.6μm。 在第一化合物半导体层中形成由折射率高于第一化合物半导体层的化合物半导体材料的折射率的化合物半导体材料形成的高折射率层。
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