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1. 发明授权

US10031293B2 Optical coupler 有权
公开(公告)号：US10031293B2
公开(公告)日：2018-07-24
申请号：US15488321
申请日：2017-04-14
申请人： Electronics and Telecommunications Research Institute
发明人： Jaegyu Park , Myungjoon Kwack , Jiho Joo , Gyungock Kim
IPC分类号： G02B6/12 , G02B6/30 , G02B6/122 , G02B6/125
摘要： Provided is an optical coupler including a substrate, a buffer layer on the substrate, a ridge waveguide having a first side surface and a second side surface opposed to the first side surface, and a first waveguide disposed adjacent to the second side surface. The first waveguide includes a first body part and a first connecting part extending from one end of the first body part to be inserted in the ridge waveguide. The first connecting part has a width decreasing in the direction away from the second side surface, and the ridge waveguide includes an extension part extending under an upper surface of the buffer layer.

2. 发明授权

US09507087B2 Wavelength combiner unit and arrayed waveguide grating having the same 有权
标题翻译：波长组合器单元和阵列波导光栅具有相同的功能
公开(公告)号：US09507087B2
公开(公告)日：2016-11-29
申请号：US14826869
申请日：2015-08-14
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Jaegyu Park , Myungjoon Kwack , Gyungock Kim , Jiho Joo
IPC分类号： G02B6/12 , G02B6/122 , G02B6/125
CPC分类号： G02B6/12014 , G02B6/12016 , G02B6/12026 , G02B6/1228 , G02B6/125 , G02B2006/12097
摘要： Provided is a wavelength combiner including a slab waveguide; an output waveguide extended from the slab waveguide in a first direction; and at least one rib waveguide disposed at an interval horizontally from the output waveguide and extended from the slab waveguide in the first direction, wherein the rib waveguide is tapered in the first direction.
摘要翻译：提供了包括平板波导的波长组合器; 从第一方向从平板波导延伸的输出波导; 以及至少一个肋波导，其以与所述输出波导水平相对的间隔设置，并且沿着所述第一方向从所述平板波导延伸，其中所述肋波导在所述第一方向上逐渐变细。

3. 发明授权

US10859765B2 Optical coupling device and method for manufacturing the same 有权
公开(公告)号：US10859765B2
公开(公告)日：2020-12-08
申请号：US16183499
申请日：2018-11-07
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Jaegyu Park , Gyungock Kim , Jiho Joo
IPC分类号： G02B6/26 , G02B6/42 , G02B6/10 , G02B6/122 , G02B6/30 , G02B6/12 , G02B6/13 , G02B6/125
摘要： Provided are an optical coupling device and a method for manufacturing the same. The optical coupling device includes a first waveguide including a first forward tapered part, a second waveguide disposed on the first waveguide and including a first reverse tapered part in a direction opposite to the first forward tapered part, and an interlayer waveguide disposed between the first and second waveguides and having a thickness corresponding to a distance between the first forward tapered part and the first reverse tapered part.

4. 发明授权

US09459409B2 Optical coupling device 有权
标题翻译：光耦合装置
公开(公告)号：US09459409B2
公开(公告)日：2016-10-04
申请号：US14820406
申请日：2015-08-06
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Myungjoon Kwack , Gyungock Kim , Jaegyu Park , Ki Seok Jang , Jiho Joo
IPC分类号： G02B6/12 , G02B6/30 , G02B6/36
CPC分类号： G02B6/423 , G02B6/3644 , G02B6/4239 , G02B6/4249
摘要： An optical coupling device comprises an optical fiber block including a first block part and a second block part contacting with one side of the first block part, an optical fiber penetrating the optical fiber block and having an end surface exposed at a bottom surface of the optical fiber block, a semiconductor chip disposed below the optical fiber block and having an optical input/output element disposed on a top surface of the semiconductor chip to correspond with the end surface of the optical fiber, and a planarization layer disposed on the top surface of the semiconductor chip and having a recess region. A bottom surface of the first block part has a higher level than that of the second block part. The bottom surface of the second block part contacts with a bottom of the recess region. The optical fiber is optically coupled with the optical input/output element.
摘要翻译：光耦合装置包括光纤块，该光纤块包括与第一块部分的一侧接触的第一块部分和第二块部分，穿过光纤块的光纤，并且具有暴露在光学器件的底表面处的端面光纤块，设置在光纤块下方的半导体芯片，并且具有设置在半导体芯片的顶表面上的光输入/输出元件，以对应于光纤的端面;以及平坦化层，设置在光纤的顶表面上半导体芯片并具有凹部区域。第一块部分的底表面具有比第二块部分更高的水平。第二块部的底面与凹部的底部接触。光纤与光输入/输出元件光学耦合。

5. 发明授权

US09316792B2 Optical coupler and optical device including the same 有权
标题翻译：光耦合器和包括其的光学器件
公开(公告)号：US09316792B2
公开(公告)日：2016-04-19
申请号：US14159355
申请日：2014-01-20
申请人： Electronics and Telecommunications Research Institute
发明人： Hyundai Park , Taeyong Kim , JiHo Joo , Jaegyu Park , Gyungock Kim
IPC分类号： G02B6/26 , G02B6/42 , G02B6/30 , G02B6/122 , G02B6/14 , G02B6/12
CPC分类号： G02B6/305 , G02B6/12002 , G02B6/1228 , G02B6/14 , G02B2006/12092
摘要： Provided are an optical coupler and an optical device including the same. The optical coupler includes: a substrate; a buffer layer on the substrate; and an optical coupling layer including a horizontal mode expander layer and a vertical mode expander layer, wherein the horizontal mode expander layer expands in one direction on the buffer layer, and wherein the vertical mode expander layer adjusts a stepped difference between the horizontal mode expander layer and a plurality of optical transmission devices having different diameters or sectional areas and connected to both sides of the horizontal mode expander layer, and the vertical mode expander layer is disposed on a side of the horizontal mode expander layer to minimize optical loss between the plurality of optical transmission devices.
摘要翻译：提供一种光耦合器和包括该光耦合器的光学装置。光耦合器包括：基板; 衬底上的缓冲层; 以及包括水平模式扩展器层和垂直模式扩展器层的光学耦合层，其中水平模式扩展器层在缓冲层上在一个方向上扩展，并且其中垂直模式扩展器层调整水平模式扩展器层以及具有不同直径或截面积并连接到水平模式扩展器层的两侧的多个光传输装置，并且垂直模式扩展器层设置在水平模式扩展器层的一侧，以使多个光传输设备。

6. 发明授权

US09231372B2 Semiconductor laser and method of fabricating the same 有权
标题翻译：半导体激光器及其制造方法
公开(公告)号：US09231372B2
公开(公告)日：2016-01-05
申请号：US14279839
申请日：2014-05-16
申请人： Electronics and Telecommunications Research Institute
发明人： In Gyoo Kim , Sang Hoon Kim , Jaegyu Park , Gyungock Kim , Ki Seok Jang
IPC分类号： H01S5/00 , H01S5/10 , H01S5/20
CPC分类号： H01S5/1021 , G02B6/12 , G02B6/122 , G02B6/1228 , G02B6/136 , G02B2006/12061 , G02B2006/12147 , H01S5/021 , H01S5/026 , H01S5/2086 , H01S5/2272 , H01S5/3223 , H01S2301/176 , H01S2304/00
摘要： Provided is a method of fabricating a semiconductor laser. The method includes: providing a semiconductor substrate including a first region and a second region; forming a silicon single crystal layer in the second region of the semiconductor substrate by using a selective epitaxial growth process; forming an optical coupler by using the silicon single crystal layer; and forming a laser core structure including a germanium single crystal layer in the first region of the semiconductor substrate by using a selective epitaxial growth process.
摘要翻译：提供一种制造半导体激光器的方法。该方法包括：提供包括第一区域和第二区域的半导体衬底; 通过使用选择性外延生长工艺在半导体衬底的第二区域中形成硅单晶层; 通过使用硅单晶层形成光耦合器; 以及通过选择性外延生长工艺在半导体衬底的第一区域中形成包括锗单晶层的激光芯结构。

7. 发明申请

US20210328681A1 APPARATUS FOR GENERATING OPTICAL SIGNAL OF MULTI-CHANNEL 有权
公开(公告)号：US20210328681A1
公开(公告)日：2021-10-21
申请号：US17219269
申请日：2021-03-31
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Sang-Pil Han , Sungil Kim , Jaegyu Park , Minhyup Song
IPC分类号： H04B10/516 , H04B10/54 , H04B10/548 , H04B10/50
摘要： Disclosed is a multi-channel optical signal generating apparatus, which includes a CW laser that generates a single optical signal, an optical signal processor unit that processes the single optical signal, an oscillator that generates an electrical signal, and an electrical signal processor unit that generates a modulation signal, based on the electrical signal, and the optical signal processor unit includes ‘n’ optical circulators, at least one optical intensity modulator, (m-1) optical phase modulators, and ‘n’ BiODLs, the electrical signal processor unit includes a RF power divider which divides the electrical signal, and ‘m’ RF power amplifiers, the RF power divider divides the electrical signal into ‘m’ divided electrical signals, and the optical signal processor unit modulates and outputs the single optical signal by the at least one optical intensity modulator and the (m-1) optical phase modulators, based on the ‘m’ divided electrical signals divided from the RF power divider.

8. 发明授权

US10466413B2 Opto-electronic system including optical input/output device 有权
公开(公告)号：US10466413B2
公开(公告)日：2019-11-05
申请号：US15607717
申请日：2017-05-30
申请人： Electronics and Telecommunications Research Institute
发明人： Gyungock Kim , Hyundai Park , In Gyoo Kim , Sang Hoon Kim , Ki Seok Jang , Sang Gi Kim , Jiho Joo , Yongseok Choi , Hyuk Je Kwon , Jaegyu Park , Sun Ae Kim , Jin Hyuk Oh , Myung joon Kwack
IPC分类号： G02B6/12 , H01L31/167 , G02B6/42 , G02B6/13 , H01L21/762 , H01L27/15
摘要： Disclosed are an optical input/output device and an opto-electronic system including the same. The device includes a bulk silicon substrate, at least one vertical-input light detection element monolithically integrated on a portion of the bulk silicon substrate, and at least one vertical-output light source element monolithically integrated on another portion of the bulk silicon substrate adjacent to the vertical-input light detection element. The vertical-output light source element includes a III-V compound semiconductor light source active layer combined with the bulk silicon substrate by a wafer bonding method.

9. 发明授权

US10168474B2 Method of manufacturing optical input/output device 有权
公开(公告)号：US10168474B2
公开(公告)日：2019-01-01
申请号：US15607726
申请日：2017-05-30
申请人： Electronics and Telecommunications Research Institute
发明人： Gyungock Kim , Hyundai Park , In Gyoo Kim , Sang Hoon Kim , Ki Seok Jang , Sang Gi Kim , Jiho Joo , Yongseok Choi , Hyuk Je Kwon , Jaegyu Park , Sun Ae Kim , Jin Hyuk Oh , myung joon Kwack
IPC分类号： G02B6/12 , G02B6/42 , G02B6/13 , H01L21/762 , H01L27/15 , H01L31/167
摘要： Disclosed are an optical input/output device and an opto-electronic system including the same. The device includes a bulk silicon substrate, at least one vertical-input light detection element monolithically integrated on a portion of the bulk silicon substrate, and at least one vertical-output light source element monolithically integrated on another portion of the bulk silicon substrate adjacent to the vertical-input light detection element. The vertical-output light source element includes a III-V compound semiconductor light source active layer combined with the bulk silicon substrate by a wafer bonding method.

10. 发明授权

US09690042B2 Optical input/output device, optical electronic system including the same, and method of manufacturing the same 有权
公开(公告)号：US09690042B2
公开(公告)日：2017-06-27
申请号：US14062454
申请日：2013-10-24
申请人： Electronics and Telecommunications Research Institute
发明人： Gyungock Kim , Hyundai Park , In Gyoo Kim , Sang Hoon Kim , Ki Seok Jang , Sang Gi Kim , Jiho Joo , Yongseok Choi , Hyuk Je Kwon , Jaegyu Park , Sun Ae Kim , Jin Hyuk Oh , Myung Joon Kwack
IPC分类号： H01L27/15 , H01L31/153 , G02B6/12 , G02B6/13 , G02B6/42 , H01L21/762
CPC分类号： G02B6/12004 , G02B6/13 , G02B6/4206 , G02B6/4214 , H01L21/762 , H01L27/15 , H01L31/167
摘要： Disclosed are an optical input/output device and an opto-electronic system including the same. The device includes a bulk silicon substrate, at least one vertical-input light detection element monolithically integrated on a portion of the bulk silicon substrate, and at least one vertical-output light source element monolithically integrated on another portion of the bulk silicon substrate adjacent to the vertical-input light detection element. The vertical-output light source element includes a III-V compound semiconductor light source active layer combined with the bulk silicon substrate by a wafer bonding method.

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