公开(公告)号：US06839492B2

公开(公告)日：2005-01-04

申请号：US10093000

申请日：2002-03-07

申请人： Oh-Dal Kwon ,  Hee-Choon Kang ,  Jeong-Hwan Song ,  Young-Hui Song

发明人： Oh-Dal Kwon ,  Hee-Choon Kang ,  Jeong-Hwan Song ,  Young-Hui Song

IPC分类号： G02B6/42 ,  G02B6/30 ,  G02B6/34 ,  G02B6/26

CPC分类号： G02B6/12009 ,  G02B6/30

摘要： A packaging device for alignment between a planar lightguide circuit and an optical-fiber block is disclosed. The device includes a planar lightguide circuit and a single optical-fiber block. The planar lightguide circuit includes an input port of an input waveguide, a plurality of output ports of output waveguides, arranged on the same surface as the input port of the input waveguide, and at least one dummy waveguide arranged abutting the outermost end of the output waveguides. An output port of the dummy waveguide is arranged on the same surface. The single optical-fiber block includes a plurality of ports corresponding to the input/output ports. The input/output ports are coupled in alignment with the input port of the input waveguide and the output ports of the output waveguides. The invention enables making a single processed alignment of the input/output ports of the planar lightguide circuit and the single input/output ports.

公开(公告)号：US06920268B2

公开(公告)日：2005-07-19

申请号：US10439028

申请日：2003-05-16

申请人： Oh-Dal Kwon ,  Shin-Young Yoon ,  Sang-Gil Shin ,  Bang-Weon Lee ,  Jeong-Hwan Song ,  Sang-Wook Yoo ,  Young-Gyu Son

发明人： Oh-Dal Kwon ,  Shin-Young Yoon ,  Sang-Gil Shin ,  Bang-Weon Lee ,  Jeong-Hwan Song ,  Sang-Wook Yoo ,  Young-Gyu Son

IPC分类号： G02B6/36 ,  G02B6/30 ,  G02B6/34 ,  G02B6/40 ,  G02B6/26

CPC分类号： G02B6/12016 ,  G02B6/1203 ,  G02B6/30

摘要： Disclosed is a variable alignment-type optical fiber block in which alignment of waveguides can be changed according to temperature. The optical fiber block includes: a substrate having a receiving section formed at one end of the substrate, the receiving section having a predetermined volume; a ferrule seated in the receiving section, the ferrule having a hole in which an optical fiber is inserted; a first expandable block disposed between one side surface of the ferrule and an inner wall surface of the receiving section, which are opposed to each other, the first expandable block having a first thermal expansive coefficient; and, a second expandable block disposed between the other side surface of the ferrule and another inner wall surface of the receiving section, which are opposed to each other, the second expandable block having a second thermal expansive coefficient.

摘要翻译： 公开了可以根据温度改变波导对准的可变对准型光纤块。 所述光纤块包括：具有形成在所述基板的一端的接收部的基板，所述接收部具有预定的体积; 安装在所述接收部中的套圈，所述套圈具有插入光纤的孔; 第一可膨胀块，其设置在所述套圈的一个侧表面和所述接收部分的彼此相对的内壁表面之间，所述第一可膨胀块具有第一热膨胀系数; 以及第二可膨胀块，其设置在所述套圈的另一侧表面和所述接收部分的另一内壁表面之间，所述第二可膨胀块彼此相对，所述第二可膨胀块具有第二热膨胀系数。

公开(公告)号：US07218815B2

公开(公告)日：2007-05-15

申请号：US10625161

申请日：2003-07-23

申请人： Jeong-Hwan Song ,  Kyong-Shik Lee ,  Oh-Dal Kwon ,  Sun-Tae Jung ,  Myong-Won Kim ,  Joon-Yong Cho ,  In-Jae Lee ,  Bang-Weon Lee ,  Seung-Wan Lee

发明人： Jeong-Hwan Song ,  Kyong-Shik Lee ,  Oh-Dal Kwon ,  Sun-Tae Jung ,  Myong-Won Kim ,  Joon-Yong Cho ,  In-Jae Lee ,  Bang-Weon Lee ,  Seung-Wan Lee

IPC分类号： G02B6/34 ,  G02B6/26 ,  G02B6/42

CPC分类号： G02B6/12028

摘要： An athermal arrayed-waveguide grating is disclosed and includes an input waveguide for inputting two or more optical signals from one exterior side, a grating array for separating the optical signals into different wavelengths of light, a first slab, formed with two layers and having different refractive indices from each other, for connecting the input waveguide with the grating array, a second slab for causing the different light wavelengths separated at the grating array to be imaged on an egress surface thereof, and an output waveguide array for outputting each light wavelength imaged on the egress surface of the second slab to the other exterior side in the form of a separated channel.

摘要翻译： 公开了一种无阵列阵列波导光栅，其包括用于从一个外部侧输入两个或更多个光信号的输入波导，用于将光信号分离成不同波长的光的光栅阵列，形成有两层且具有不同波长的光的第一平板 用于将输入波导与光栅阵列连接的折射率，用于使得在光栅阵列处分离的不同光波长的第二平板在其出射表面上成像;以及输出波导阵列，用于输出成像的每个光波长 在第二板坯的出口表面上以另一个外侧以分隔通道的形式。

公开(公告)号：US07068879B2

公开(公告)日：2006-06-27

申请号：US10202529

申请日：2002-07-24

申请人： Jeong-Hwan Song ,  Oh-Dal Kwon ,  Jong-Won Lee

发明人： Jeong-Hwan Song ,  Oh-Dal Kwon ,  Jong-Won Lee

IPC分类号： G02B6/26

CPC分类号： G02B6/266 ,  G02B6/02085 ,  H01S3/06754 ,  H01S2301/04

摘要： A gain flattening device for an optical fiber amplifier. In the gain flattening device, a first end portion, having first and second ends, receives an amplified optical signal from a first amplification fiber via the first end. A second end portion, having third and fourth ends, outputs the amplified optical signal to a second amplification fiber via the fourth end. A first connector is included for connecting the first end to the third end. A second connector is included for connecting the second end to the fourth end. At least one reflective grating is further included with a predetermined gain curve at a predetermined wavelength band. An optical coupling portion couples the amplified optical signal from the first connector to the second connector in at least one coupling region where the first and second connectors are closer to each other than in any other area, and outputs part of the amplified optical signal reflected from the reflective grating via the second end.

公开(公告)号：US08292519B2

公开(公告)日：2012-10-23

申请号：US12201085

申请日：2008-08-29

申请人： Jeong-Seok Lee ,  Sung-Wook Kang ,  Jun-Young Lee ,  Yu-Dong Bae ,  Jeong-Hwan Song

发明人： Jeong-Seok Lee ,  Sung-Wook Kang ,  Jun-Young Lee ,  Yu-Dong Bae ,  Jeong-Hwan Song

IPC分类号： G02B6/36

CPC分类号： G02B6/4201 ,  G02B6/424 ,  G02B6/4253 ,  G02B6/4257 ,  G02B6/4262 ,  G02B6/4269 ,  G02B6/4281 ,  G02B6/4283 ,  G02B6/4292 ,  Y10T29/4913

摘要： An optical module having a second connector unit mounted on the bottom of a first connector unit to reduce the size of the radiation member and the optical module. The optical module includes a first connector unit, a radiation member provided on a first side of the first connector unit to support the first connector unit and radiate heat, a second connector provided on the first connector unit to electrically connect the first connector unit to a PCB, and a fastening member provided on surfaces of the first and second connector units, which face each other, to fasten the first and second connectors to each other. The optical module is advantageous reduces the size of the radiation member and renders a more compact optical module.

摘要翻译： 一种具有安装在第一连接器单元的底部上的第二连接器单元以减小辐射构件和光学模块的尺寸的光学模块。 光学模块包括第一连接器单元，设置在第一连接器单元的第一侧以支撑第一连接器单元并辐射热量的辐射构件，设置在第一连接器单元上的第二连接器，用于将第一连接器单元电连接到 PCB，以及设置在彼此面对的第一和第二连接器单元的表面上的紧固构件，以将第一和第二连接器彼此紧固。 光学模块有利于减小辐射构件的尺寸并且形成更紧凑的光学模块。

公开(公告)号：US20080124021A1

公开(公告)日：2008-05-29

申请号：US11939699

申请日：2007-11-14

申请人： Yu-Dong BAE ,  Jeong-Seok Lee ,  Jun-Young Lee ,  Jeong-Hwan Song ,  Sung-Wook Kang

发明人： Yu-Dong BAE ,  Jeong-Seok Lee ,  Jun-Young Lee ,  Jeong-Hwan Song ,  Sung-Wook Kang

IPC分类号： G02B6/12

CPC分类号： G02B6/43 ,  H05K1/0274 ,  H05K2201/0108

摘要： A photoelectronic hybrid board includes a circuit board having a circuit pattern layer and at least partially transparent to light, and a core laminated on a transparent portion of the circuit board and guiding light, which is coupled from outside, through an inside thereof. A connector includes a circuit board having a circuit pattern layer and at least partially transparent to light, a core laminated on a transparent portion of the circuit board and guiding light through an inside thereof, and at least one connection terminal formed at one end of the circuit board. Another connector includes the circuit board, a clad formed on a transparent portion of the circuit board, at least one core embedded in the clad and guiding light therethrough, and the at least one connection terminal.

摘要翻译： 光电混合基板包括具有电路图案层并且对光至少部分透明的电路板，以及层叠在电路板的透明部分上的芯和从外部耦合到其内部的引导光。 连接器包括具有电路图案层并且对光至少部分透明的电路板，层叠在电路板的透明部分上并引导光通过其内部的芯，以及形成在该电路板的一端的至少一个连接端子 电路板。 另一连接器包括电路板，形成在电路板的透明部分上的包层，至少一个嵌入包层中的芯并且引导光通过其中的芯，以及至少一个连接端子。

公开(公告)号：US07259409B2

公开(公告)日：2007-08-21

申请号：US10665524

申请日：2003-09-22

申请人： Hideomi Koinuma ,  Jeong-Hwan Song ,  Toyohiro Chikyo ,  Young Zo Yoo ,  Parhat Ahmet ,  Yoshinori Konishi ,  Yoshiyuki Yonezawa

发明人： Hideomi Koinuma ,  Jeong-Hwan Song ,  Toyohiro Chikyo ,  Young Zo Yoo ,  Parhat Ahmet ,  Yoshinori Konishi ,  Yoshiyuki Yonezawa

IPC分类号： H01L29/739 ,  H01L31/00

CPC分类号： H01L29/267 ,  C30B23/02 ,  C30B29/46 ,  H01L21/02381 ,  H01L21/02458 ,  H01L21/02474 ,  H01L21/02485 ,  H01L21/02491 ,  H01L21/02502 ,  H01L21/0254 ,  H01L29/2003 ,  H01L29/22 ,  H01L33/28

摘要： A thin film device includes a metal sulfide layer formed on a single crystal silicon substrate by epitaxial growth; and a compound thin film with ionic bonding, which is formed on the metal sulfide layer by epitaxial growth. Alternatively, a thin film device includes a metal sulfide layer formed on a single crystal silicon substrate by epitaxial growth; and at least two compound thin films with ionic bonding, which are formed on the metal sulfide layer by epitaxial growth. For example, (11 20) surface AlN/MnS/Si (100) thin films formed by successively stacking a MnS layer (about 50 nm thick) and an AlN layer (about 1000 nm thick) on a single crystal Si (100) substrate, are used as a substrate, and a (11 20) surface GaN layer (about 100 nm thick) operating as a light emitting layer is formed on the substrate, thereby fabricating a thin film device.

摘要翻译： 薄膜器件包括通过外延生长在单晶硅衬底上形成的金属硫化物层; 和通过外延生长在金属硫化物层上形成的具有离子键合的复合薄膜。 或者，薄膜器件包括通过外延生长在单晶硅衬底上形成的金属硫化物层; 以及至少两个具有离子键合的复合薄膜，其通过外延生长形成在金属硫化物层上。 例如，通过将MnS层（约50nm厚）和AlN层（约1000nm厚）连续堆叠而形成的（11 20）表面GaN层（约100nm厚） 从而制造薄膜装置。

公开(公告)号：US07248766B2

公开(公告)日：2007-07-24

申请号：US11497040

申请日：2006-08-01

申请人： Jeong-Hwan Song ,  Yun-Kyung Oh

发明人： Jeong-Hwan Song ,  Yun-Kyung Oh

IPC分类号： G02B6/34

CPC分类号： G02B6/12007 ,  G02B6/29353 ,  G02B6/4246

摘要： A wavelength division coupler capable of dividing and coupling at least three wavelengths is provided. The wavelength division coupler includes a first waveguide having a first end and a second end, a second waveguide having a third end and a fourth end, in which a section between the third end and the fourth end is located adjacently to one end of the first waveguide to form a mode coupling section for dividing or coupling an input light, and a Bragg zone having a Bragg grating in the mode coupling section formed in portions of die first waveguide and the second waveguide.

摘要翻译： 提供了能够分割和耦合至少三个波长的波分
分耦合器。 波分分离耦合器包括具有第一端和第二端的第一波导，具有第三端和第四端的第二波导，其中在第三端和第四端之间的部分相邻于第一端和第二端的第一端 波导形成用于分割或耦合输入光的模式耦合部分，以及在模具第一波导和第二波导的部分中形成的模式耦合部分中具有布拉格光栅的布拉格区域。

公开(公告)号：US07492982B2

公开(公告)日：2009-02-17

申请号：US11646739

申请日：2006-12-28

申请人： Jeong-Seok Lee ,  Joong-Wan Park ,  Yu-Dong Bae ,  In-Kuk Yun ,  Jeong-Hwan Song ,  Seung-Woo Kim

发明人： Jeong-Seok Lee ,  Joong-Wan Park ,  Yu-Dong Bae ,  In-Kuk Yun ,  Jeong-Hwan Song ,  Seung-Woo Kim

IPC分类号： G02B6/12 ,  G02B6/36

CPC分类号： G02B6/43 ,  G02B6/12004 ,  G02B6/4214

摘要： An optical module comprises a waveguide, at least one optical transducer positioned on the waveguide for transducing an optical signal into an electric signal or an electric signal into an optical signal and a connection socket seated on the waveguide, the optical transducer being mounted in the connection socket.

摘要翻译： 光学模块包括波导，定位在波导上的至少一个光学换能器，用于将光信号转换成电信号或电信号转换为光信号，以及坐在波导上的连接插座，光传感器安装在连接中 插座。

公开(公告)号：US07146077B2

公开(公告)日：2006-12-05

申请号：US10935370

申请日：2004-09-07

申请人： Se-Yoon Kim ,  Sun-Tae Jung ,  Jeong-Hwan Song ,  Kyung-Shik Lee ,  Jong-Hoon Lim

发明人： Se-Yoon Kim ,  Sun-Tae Jung ,  Jeong-Hwan Song ,  Kyung-Shik Lee ,  Jong-Hoon Lim

IPC分类号： G02B6/26 ,  H04J14/02

CPC分类号： G02B6/29334 ,  H01S5/0264 ,  H01S5/0683 ,  H01S5/0687

摘要： Disclosed are an optical coupler type filter, and a wavelength stabilizing apparatus of a light source using the same. The wavelength stabilizing apparatus includes an optical coupler type filter including a first waveguide provided with first and second terminals, a second waveguide provided with a third terminal, a coupling region where the first and second waveguides are adjacent to each other so as to couple lights, and a grating disposed in the coupling region, a light source for outputting light to the first terminal, a first optical detector for detecting extracted light outputted from the third terminal as a first electric signal, a signal processor for determining the wavelength of the light outputted from the light source based on the power of the first electric signal, and outputting a control signal in the case that the wavelength of the light deviates from a stabilizing wavelength, and a driver for controlling the output wavelength of the light source based on the control signal, wherein the length of a sub-region of the coupling region, formed between the grating and the first terminal is set to minimize the power of a recurrent light reflected by the grating and outputted to the first terminal.

摘要翻译： 公开了一种光耦合器型滤波器和使用该滤波器的光源的波长稳定装置。 波长稳定装置包括：光耦合器型滤光器，包括设置有第一和第二端子的第一波导管，设置有第三端子的第二波导管，第一波导管和第二波导管彼此相邻的耦合区域， 以及布置在耦合区域中的光栅，用于向第一端子输出光的光源，用于检测从第三端子输出的提取光作为第一电信号的第一光学检测器，用于确定输出的光的波长的信号处理器 基于第一电信号的功率从光源输出光，并且在光的波长偏离稳定波长的情况下输出控制信号;以及驱动器，用于基于控制来控制光源的输出波长 信号，其中形成在所述光栅和所述第一端子之间的所述耦合区域的子区域的长度为 设置为最小化由光栅反射的并且输出到第一端子的反复光的功率。