公开(公告)号：US20090001398A1

公开(公告)日：2009-01-01

申请号：US12155877

申请日：2008-06-11

Applicant: Ho Young Song ,  Dong Yu Kim ,  Jeong Woo Park ,  Yong Chun Kim ,  Hyung Ky Back

Inventor： Ho Young Song ,  Dong Yu Kim ,  Jeong Woo Park ,  Yong Chun Kim ,  Hyung Ky Back

IPC: H01L33/00

CPC classification number: H01L33/12 ,  H01L33/16 ,  H01L33/22

Abstract: There are provided a semiconductor light emitting device that can be manufactured by a simple process and has excellent light extraction efficiency and a method of manufacturing a semiconductor light emitting device that has high reproducibility and high throughput. A semiconductor light emitting device having a substrate and a lamination in which a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer are sequentially laminated onto the substrate according to an aspect of the invention includes a silica particle layer; and an uneven part formed at a lower part of the silica particle layer.

Abstract translation: 提供了可以通过简单的工艺制造并且具有优异的光提取效率的半导体发光器件和制造具有高再现性和高生产量的半导体发光器件的方法。 根据本发明的一个方面，具有基板和叠层体的半导体发光器件依次层叠在基板上，其中第一导电型半导体层，有源层和第二导电类型半导体层包括二氧化硅颗粒层; 以及形成在二氧化硅粒子层的下部的不平坦部。

公开(公告)号：USRE44375E1

公开(公告)日：2013-07-16

申请号：US12779446

申请日：2010-05-13

Applicant: Jeong Woo Park ,  Hyun Sung Ko ,  Yong Soon Baek

Inventor： Jeong Woo Park ,  Hyun Sung Ko ,  Yong Soon Baek

IPC: G02B6/36 ,  H01L29/22

CPC classification number: H04B10/2504

Abstract: Provided is an optical transceiver module of an optical transceiver, which is used for optical communications. The optical transceiver module prevents electrical crosstalk between a light source and a light receiver. Additionally, the optical transceiver module includes an optical transceiver unit including a light source and a light receiver together integrated into a substrate, a circuit unit including a drive circuit driving the light source and a detect circuit reading a signal of the light receiver, and a crosstalk prevention unit connected between the substrate and ground to prevent electrical crosstalk between the light source and the light receiver.

Abstract translation: 提供了用于光通信的光收发器的光收发模块。 光收发器模块防止光源和光接收器之间的电串扰。 此外，光收发器模块包括光收发器单元，其包括一起集成到基板中的光源和光接收器，包括驱动光源的驱动电路和读取光接收器的信号的检测电路的电路单元，以及 连接在基板和接地之间的串扰防止单元，以防止光源和光接收器之间的电串扰。

公开(公告)号：US20130161541A1

公开(公告)日：2013-06-27

申请号：US13615144

申请日：2012-09-13

Applicant: Namje KIM ,  Kyung Hyun Park ,  Sang-Pil Han ,  Hyunsung Ko ,  Jeong Woo Park ,  Han-Cheol Ryu

Inventor： Namje KIM ,  Kyung Hyun Park ,  Sang-Pil Han ,  Hyunsung Ko ,  Jeong Woo Park ,  Han-Cheol Ryu

IPC: B01J19/12

CPC classification number: G02F2/002 ,  G02F1/3534 ,  G02F2203/13

Abstract: Disclosed is a terahertz wave generator which includes a first light source outputting a first light having a first frequency; a second light source outputting a second light having a second frequency different from the first frequency; a second harmonic generation unit performing second harmonic conversion on the first and second lights to generate a third light and a fourth light; and a photomixer converting a mixing light of the third and fourth lights into a terahertz wave alternating signal and outputting a terahertz wave.

Abstract translation: 公开了一种太赫兹波发生器，其包括输出具有第一频率的第一光的第一光源; 输出具有与第一频率不同的第二频率的第二光的第二光源; 二次谐波发生单元，对所述第一和第二光进行二次谐波变换，以产生第三光和第四光; 以及将第三和第四光的混合光转换成太赫兹波交变信号并输出​​太赫兹波的光混合器。

公开(公告)号：US08141241B2

公开(公告)日：2012-03-27

申请号：US12379684

申请日：2009-02-26

Applicant: Myung Sam Kang ,  Jeong Woo Park ,  Ok Tae Kim ,  Kil Yong Yun

Inventor： Myung Sam Kang ,  Jeong Woo Park ,  Ok Tae Kim ,  Kil Yong Yun

IPC: H01R9/00 ,  H01R43/16 ,  H01R43/00 ,  H05K3/00 ,  H05K3/02 ,  H05K3/10 ,  H05K1/11

CPC classification number: H05K1/111 ,  H05K1/09 ,  H05K1/115 ,  H05K3/205 ,  H05K3/28 ,  H05K3/4007 ,  H05K2201/0367 ,  H05K2203/0323 ,  H05K2203/0376 ,  Y02P70/611 ,  Y10T29/49124 ,  Y10T29/49147 ,  Y10T29/49155 ,  Y10T29/49204 ,  Y10T29/49222

Abstract: A method of manufacturing a printed circuit board having a metal bump, including: forming a recess for creation of the metal bump on a metal carrier; forming a barrier layer on the metal carrier including the recess; forming an upper circuit layer on the barrier layer, the upper circuit layer including the metal bump charged in the recess and a circuit pattern; preparing an insulating layer, and transferring the upper circuit layer to the insulating layer; and removing the metal carrier and the barrier layer.

Abstract translation: 一种制造具有金属凸块的印刷电路板的方法，包括：在金属载体上形成用于形成金属凸块的凹槽; 在包括所述凹部的所述金属载体上形成阻挡层; 在所述阻挡层上形成上层电路层，所述上层电路层包括填充在所述凹部中的所述金属凸块和电路图案; 制备绝缘层，并将上电路层转移到绝缘层; 并移除金属载体和阻挡层。

公开(公告)号：US20110051222A1

公开(公告)日：2011-03-03

申请号：US12652623

申请日：2010-01-05

Applicant: Jeong Woo Park ,  Jongbum You ,  Gyungock Kim

Inventor： Jeong Woo Park ,  Jongbum You ,  Gyungock Kim

IPC: G02F1/015 ,  H01L33/00

CPC classification number: G02F1/025 ,  G02F1/2257 ,  G02F2001/212

Abstract: An electro-optic device is provided. The electro-optic device includes a junction layer disposed between a first conductivity type semiconductor layer and a second conductivity type semiconductor layer to which a reverse vias voltage is applied. The first conductivity type semiconductor layer and the second conductivity type semiconductor layer have an about 2 to 4-time doping concentration difference therebetween, thus making it possible to provide the electro-optic device optimized for high speed, low power consumption and high integration.

Abstract translation: 提供了一种电光装置。 电光器件包括设置在第一导电类型半导体层和施加反向通孔电压的第二导电类型半导体层之间的结层。 第一导电型半导体层和第二导电类型半导体层之间具有约2至4倍的掺杂浓度差，因此可以提供优化用于高速度，低功耗和高集成度的电光装置。

公开(公告)号：US07206487B2

公开(公告)日：2007-04-17

申请号：US11150981

申请日：2005-06-13

Applicant: Jeong Woo Park ,  Hyun Sung Ko ,  Eun Deok Sim ,  Yong Soon Baek

Inventor： Jeong Woo Park ,  Hyun Sung Ko ,  Eun Deok Sim ,  Yong Soon Baek

IPC: G02B6/10

CPC classification number: G02B6/1228 ,  G02B6/305 ,  G02B2006/12123 ,  G02B2006/12126

Abstract: Provided is a waveguide photodetector including: a first clad layer disposed on a substrate; a core layer disposed on the first clad layer and for absorbing predetermined light; a second clad layer disposed on the core layer; and at least one subsidiary layer inserted in the first clad layer and the second clad layer. In this structure, the photodetector has about the same spot size as that of an optical fiber or planar lightwave circuit (PLC), so that incident light can be absorbed without loss, and the photodetector can more efficiently combine with the optical fiber or PLC and operate even at high power.

Abstract translation: 提供一种波导光电检测器，包括：设置在基板上的第一包层; 芯层，设置在第一包层上并用于吸收预定的光; 设置在所述芯层上的第二覆层; 以及插入在第一包层和第二包层中的至少一个辅助层。 在这种结构中，光电检测器具有与光纤或平面光波电路（PLC）大致相同的光点尺寸，从而可以无损耗地吸收入射光，并且光电检测器可以更有效地与光纤或PLC组合， 即使在高功率下也能运行。