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公开(公告)号：KR102241137B1
公开(公告)日：2021-04-19
申请号：KR1020150180275
申请日：2015-12-16
Applicant: 한국전자통신연구원
IPC: G02B6/12
Abstract: 본발명의실시예에따른반도체광 소자는내부에격자들이매립되고, 단일모드광을발진하는광 발진영역에형성된 BH(Buried hetero) 구조의도파로; 광변조영역에형성된깊은리지(deep ridge) 구조의도파로; 및상기광 발진영역과상기광 변조영역사이에배치된모드변환영역에형성되고, 상기광 발진영역으로부터연장된상기 BH 구조의도파로와상기광 변조영역으로부터연장된상기깊은리지구조의도파로의연결구조로형성되고, 에베네센트(evanescent) 광결합을유도하는수동도파로를포함하고, 상기모드변환영역에서상기 BH 구조의도파로폭은상기광 변조영역에서상기깊은리지구조의도파로폭보다좁게형성될수 있다.
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公开(公告)号：KR1020170071985A
公开(公告)日：2017-06-26
申请号：KR1020150180275
申请日：2015-12-16
Applicant: 한국전자통신연구원
IPC: G02B6/12
CPC classification number: H01S5/026 , G02B6/00 , G02B6/12004 , G02B6/1228 , G02B6/14 , G02F1/01708 , G02F2001/0157 , H01S5/0064 , H01S5/0085 , H01S5/0265 , H01S5/1014 , H01S5/12 , H01S5/2223 , H01S5/227 , H01S5/3235 , H01S5/343
Abstract: 본발명의실시예에따른반도체광 소자는내부에격자들이매립되고, 단일모드광을발진하는광 발진영역에형성된 BH(Buried hetero) 구조의도파로; 광변조영역에형성된깊은리지(deep ridge) 구조의도파로; 및상기광 발진영역과상기광 변조영역사이에배치된모드변환영역에형성되고, 상기광 발진영역으로부터연장된상기 BH 구조의도파로와상기광 변조영역으로부터연장된상기깊은리지구조의도파로의연결구조로형성되고, 에베네센트(evanescent) 광결합을유도하는수동도파로를포함하고, 상기모드변환영역에서상기 BH 구조의도파로폭은상기광 변조영역에서상기깊은리지구조의도파로폭보다좁게형성될수 있다.
Abstract translation: 根据本发明的一个实施例的半导体光学器件包括形成在光振荡区中的BH（掩埋异质）结构的波导，光振荡区中光栅被掩埋并且在单模光中振荡; 在光调制区域中形成的深脊结构的波导; 上述光调制区域中并且形成在设置之间的模式转换区域从光振荡区域和所述波导和BH结构的光学调制区域延伸的深脊形结构的波导管的连接结构中，从光振荡区域延伸 并且模式转换区域中的BH结构的波导宽度可以形成为比光调制区域中的深脊结构的波导宽度更窄 。
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公开(公告)号：KR1020130085498A
公开(公告)日：2013-07-30
申请号：KR1020110133028
申请日：2011-12-12
Applicant: 한국전자통신연구원
CPC classification number: H04B10/506 , H04B10/2575
Abstract: PURPOSE: An optical module for a multichannel transmitter is provided to reduce crosstalk and to be integrated into a small size. CONSTITUTION: A plurality of optical source parts (110a-110d) generates light. A plurality of electro absorption modulators (EAMs) (120a-120d) converts the light to an optical signal through a high frequency signal. A plurality of high frequency transmission paths (142a-142d) applies the high frequency signals to the EAMs. A combiner (130) integrates the converted optical signals. The high frequency transmission paths are connected to the EAMs by a TW electrode method. [Reference numerals] (110a) First light source; (110b) Second light source; (110c) Third light source; (110d) Fourth light source; (120a) First EAM; (120b) Second EAM; (120c) Third EAM; (120d) Fourth EAM; (130) Combiner
Abstract translation: 目的：提供用于多通道发射器的光学模块，以减少串扰并集成到小尺寸。 构成：多个光源部（110a-110d）产生光。 多个电吸收调制器（EAM）（120a-120d）通过高频信号将光转换成光信号。 多个高频传输路径（142a-142d）将高频信号施加到EAM。 组合器（130）对转换的光信号进行积分。 高频传输路径通过TW电极方法连接到EAM。 （附图标记）（110a）第一光源; （110b）第二光源; （110c）第三光源; （110d）第四光源; （120a）第一EAM; （120b）第二EAM; （120c）第三次EAM; （120d）第四次EAM; （130）组合器
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公开(公告)号：KR1020130056470A
公开(公告)日：2013-05-30
申请号：KR1020110122096
申请日：2011-11-22
Applicant: 한국전자통신연구원
CPC classification number: G02F1/0102 , G02F2001/0155 , H01S3/02
Abstract: PURPOSE: An optical module for transmission is provided to include an extended high-frequency modulation bandwidth. CONSTITUTION: An EML(Electro-absorption Modulated Laser)(110) modulates light into an optical signal through a high-frequency signal. A first sub-mount(120) transmits the high-frequency signal to the EML. A second sub-mount(130) receives the high-frequency signal from the EML. The second sub-mount terminates the EML. The length of the first wire and the length of the second wire are different from each other. [Reference numerals] (111) Light source
Abstract translation: 目的：提供用于传输的光模块以包括扩展的高频调制带宽。 构成：EML（电吸收调制激光器）（110）通过高频信号将光调制成光信号。 第一子安装座（120）将高频信号发送到EML。 第二子安装座（130）从EML接收高频信号。 第二个子安装终止EML。 第一线的长度和第二线的长度彼此不同。 （附图标记）（111）光源
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公开(公告)号：KR1020100066834A
公开(公告)日：2010-06-18
申请号：KR1020080125319
申请日：2008-12-10
Applicant: 한국전자통신연구원
CPC classification number: G02B6/125 , G02B6/3548 , G02B2006/12069 , G02B2006/12126 , G02B2006/12195 , G02F1/0147 , G02F1/3137
Abstract: PURPOSE: An optical communication device including an optical switch is provided to change a path of an optical signal by including a transmission output unit and a reflection output unit. CONSTITUTION: A main core(105) comprises a light input unit and a light transmission output unit. The light input unit and the light transmission output unit are formed on a substrate and are extended and successively arranged along the first direction. A heater is extended along a second direction and crosses the main core. A light reflection output unit(107) is extended along a third direction from the center of the main core. A first angle between the first and second directions is equal to a second angle between the second and third directions.
Abstract translation: 目的：提供包括光开关的光通信装置，通过包括发射输出单元和反射输出单元来改变光信号的路径。 构成：主芯（105）包括光输入单元和光传输输出单元。 光输入单元和光传输输出单元形成在基板上并沿着第一方向延伸并连续布置。 加热器沿着第二方向延伸并且穿过主芯。 光反射输出单元（107）从主芯的中心沿着第三方向延伸。 第一和第二方向之间的第一角度等于第二和第三方向之间的第二角度。
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Patent Agency Ranking
公开(公告)号：KR1020090065160A
公开(公告)日：2009-06-22
申请号：KR1020070132619
申请日：2007-12-17
Applicant: 한국전자통신연구원
IPC: G02B6/293
CPC classification number: G02B6/12019 , G02B6/356 , H04J14/0212 , H04J14/0221 , H04Q11/0005 , H04Q2011/0011 , H04Q2011/0016 , H04Q2011/0024 , H04Q2011/0026
Abstract: A wavelength selection switch is provided to perform mass production and low cost with high reliability. A wavelength selection switch includes an optical demultiplexing part(110), an optical deflection part, and an optical multiplexing part(120). The optical demultiplexing part divides input optical signals into wavelength corresponding to each channel. The optical demultiplexing part selects and outputs the optical signal divided from the input optical signals about each channel or an optical signal inputted through an additional port. The optical deflection part individually deflects the optical signal of each channel received from the optical demultiplexing part according to current supply or voltage supply. The optical multiplexing part outputs the optical signal of each channel to a specific output port according to deflection of the optical deflection part.
Abstract translation: 提供波长选择开关，以高可靠性进行批量生产和低成本。 波长选择开关包括光解复用部分（110），光偏转部分和光复用部分（120）。 光分路部将输入光信号分割成与各通道对应的波长。 光解复用部分选择并输出关于每个信道的输入光信号划分的光信号或通过附加端口输入的光信号。 光偏转部分根据电流供应或电压供应单独偏转从光解复用部分接收的每个通道的光信号。 光复用部根据光偏转部的偏转将各通道的光信号输出到特定的输出口。
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公开(公告)号：KR100626656B1
公开(公告)日：2006-09-25
申请号：KR1020050037756
申请日：2005-05-04
Applicant: 한국전자통신연구원
Abstract: 본 발명은 파장분할 다중화 및 역 다중화 장치를 이용한 파장 분할 다중 방식의 수동형 광 가입자 망에 관한 것으로서, 파장 분할 다중 방식의 광 가입자 망을 경제적으로 구성하기 위하여 기지국 측에서의 광 송신기용 광원을 저가격으로 구성하는 방법을 제공한다. 이를 위하여 본 발명에서는 송신용 광원을 고차 주기 격자(Higher Order Grating)를 이용한 외부 공진기 레이저(External Cavity Laser; ECL)로 구성하여 다수개의 파장을 갖는 광원을 구성하고 이를 직접 변조하는 방식으로 다수 파장 채널에 대한 광 송신이 가능한 저가격의 광 송신 모듈을 제작하는 방법을 제시한다.
파장분할, 광 가입자 망, 광 송신기, 고차 격자 , 외부 공진기, 레이저, WDM, PON, ECLAbstract translation: 构成光发送器侧的本发明是一种基站的光源，以形成涉及使用波分复用器和多路分解器，的光网络波分复用方法的无源光网络波分复用经济上价格低廉 ＆lt; 作为配置的配置和直接的方式的波长信道的数目来调制具有多个波长的光源;在本发明中（ECL外腔激光器），高阶周期光栅（高阶光栅），用于使用一个外腔激光器用透射光源，用于此 公开了一种制造能够光传输到光传输模块的低成本光传输模块的方法。
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公开(公告)号：KR100427582B1
公开(公告)日：2004-04-28
申请号：KR1020020046732
申请日：2002-08-08
Applicant: 한국전자통신연구원
IPC: G02B6/13
CPC classification number: G02B6/12004 , G02B6/42 , G02B2006/12173 , G02B2006/12176
Abstract: An optical waveguide platform and a method of manufacturing the same are disclosed. The optical waveguide platform comprises an optical waveguide having a lower clad layer, a patterned core layer and an upper clad layer which are laminated on one area of said substrate sequentially, a terrace formed by patterning said lower clad layer, on the other area of said substrate, a metal and a solder formed on said terrace and an optical device mounted on said terrace containing said metal and said solder. According to the present invention, the optical waveguide platform can be manufactured in a simple method without damaging the optical waveguide and the manufacturing cost thereof can be reduced.
Abstract translation: 公开了一种光波导平台及其制造方法。 所述光波导平台包括光波导，所述光波导具有下部包层，图案化的芯层和上部包层，所述图案化的芯层和上部包层依次层叠在所述衬底的一个区域上，所述平台通过图案化所述下部包层而形成， 衬底，形成在所述台阶上的金属和焊料以及安装在所述台阶上的包含所述金属和所述焊料的光学装置。 根据本发明，可以以简单的方法制造光波导平台而不损坏光波导并且可以降低其制造成本。
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公开(公告)号：KR1020040014031A
公开(公告)日：2004-02-14
申请号：KR1020020047197
申请日：2002-08-09
Applicant: 한국전자통신연구원
IPC: G02B6/12
CPC classification number: G02B6/4277 , G02B6/12004 , G02B6/122 , G02B6/4246
Abstract: PURPOSE: An optical module is provided to simultaneously suppress a light and crosstalk by forming a cut-off trench to isolate the light and the electromagnetic wave between the active devices. CONSTITUTION: An optical module for simultaneously suppressing a light and crosstalk includes a substrate(100), a plurality of mount trenches(106a,106b), a cut-off trench(107) and a metal wall. The plurality of mount trenches(106a,106b) which are formed in the substrate(100) mount a plurality of active devices(104a,104b) on the substrate(100). The cut-off trench(107) which is formed in the plurality of mount trenches(106a,106b) isolates the light and the electromagnetic waves. And, the metal wall which is formed in the cut-off trench(107) isolates the light and the electromagnetic waves.
Abstract translation: 目的：提供一种光学模块，通过形成一个截止沟槽来同时抑制光和串扰，以隔离有源器件之间的光和电磁波。 构成：用于同时抑制光和串扰的光学模块包括基板（100），多个安装沟槽（106a，106b），截止沟槽（107）和金属壁。 形成在衬底（100）中的多个安装沟槽（106a，106b）在衬底（100）上安装多个有源器件（104a，104b）。 形成在多个安装沟槽（106a，106b）中的截止沟槽107隔离光和电磁波。 并且，形成在截止沟槽（107）中的金属壁隔离光和电磁波。
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公开(公告)号：KR100395500B1
公开(公告)日：2003-08-25
申请号：KR1020010063931
申请日：2001-10-17
Applicant: 한국전자통신연구원
IPC: G02B6/136
Abstract: PURPOSE: A method for fabricating a planar lightwave circuit type optical amplifier using glass sputtering is provided to obtain low waveguiding loss and good gain characteristics by depositing a glass containing a high density rare-earth element. CONSTITUTION: According to the method for fabricating a planar lightwave circuit type optical amplifier, a silica clad layer(401) is formed on a silicon substrate. The silica clad layer is etched in intaglio. A glass film(404) containing a rare-earth element is deposited on the intaglio-etched silica clad layer. And a top clad layer(405) is formed on the glass film containing a rare-earth element. The above silica clad layer is formed as thick as 15-20 micro meter using FHD(Flame Hydrolysis Deposition), PECVD(Plasma Enhanced Chemical Vapor Deposition) or HIPOX. And the etching of the silica clad layer is performed using an ICP(Inductively Coupling Plasma) etching method with a metal mask.
Abstract translation: 目的：提供一种使用玻璃溅射制造平面光波电路型光放大器的方法，以通过沉积含有高密度稀土元素的玻璃获得低波导损耗和良好的增益特性。 构成：按照制造平面光波电路型光放大器的方法，在硅衬底上形成二氧化硅包层（401）。 二氧化硅包覆层以凹板蚀刻。 包含稀土元素的玻璃膜（404）沉积在凹版蚀刻的二氧化硅包覆层上。 并且在含有稀土元素的玻璃膜上形成顶部包覆层（405）。 上述二氧化硅包覆层使用FHD（火焰水解沉积），PECVD（等离子体增强化学气相沉积）或HIPOX形成为15-20微米厚。 并且使用具有金属掩模的ICP（电感耦合等离子体）蚀刻方法来执行二氧化硅包覆层的蚀刻。
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