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    OPTICAL DEVICE AND METHOD OF FABRICATING THE SAME
    1.
    发明申请
    OPTICAL DEVICE AND METHOD OF FABRICATING THE SAME 审中-公开
    光学装置及其制造方法

    公开(公告)号：US20100303435A1

    公开(公告)日：2010-12-02

    申请号：US12555767

    申请日：2009-09-08

    Applicant: Sahnggi Park ,  Kap-Joong Kim ,  Duk Jun Kim ,  Gyungock Kim

    Inventor： Sahnggi Park ,  Kap-Joong Kim ,  Duk Jun Kim ,  Gyungock Kim

    IPC: G02B6/00 ,  G03F7/20

    CPC classification number: G02B6/12007

    Abstract: Provided are an optical device and a method of fabricating the same. The optical device includes: a substrate; and a ring resonator on the substrate. The ring resonator includes: a cladding layer including a lower cladding layer and an upper cladding layer on the substrate; a core including a plurality of rings between the lower cladding layer and the upper cladding layer; and an embeded layer interposed between the core and the cladding layer and having a refractive index less than that of the core and more than that of the cladding layer.

    Abstract translation: 提供了一种光学器件及其制造方法。 光学装置包括：基板; 和在基板上的环形谐振器。 环形谐振器包括：在基板上包括下包层和上包层的包层; 芯包括在下包层和上包层之间的多个环; 以及插入在芯和包覆层之间并且折射率小于芯的折射率并且大于包覆层的折射率的嵌入层。

    Silicon arrayed waveguide grating device for reducing effective refractive index variation of optical waveguide according to temperature
    4.
    发明授权
    Silicon arrayed waveguide grating device for reducing effective refractive index variation of optical waveguide according to temperature 失效
    硅阵列波导光栅器件，用于根据温度降低光波导的有效折射率变化

    公开(公告)号：US07760974B2

    公开(公告)日：2010-07-20

    申请号：US11828418

    申请日：2007-07-26

    Applicant: Jong Moo Lee ,  Duk Jun Kim ,  Junghyung Pyo ,  Gyungock Kim

    Inventor： Jong Moo Lee ,  Duk Jun Kim ,  Junghyung Pyo ,  Gyungock Kim

    IPC: G02B6/34

    CPC classification number: G02B6/12028 ,  G02B6/12011

    Abstract: Provided is a silicon array waveguide grating (AWG) device comprising a silicon array waveguide in which a plurality of optical waveguides formed of a lower cladding layer, a silicon core, and an upper cladding layer are arranged, wherein the variation of the refractive index of the silicon core is positive, and the upper cladding layer is formed of polymer, the variation of refractive index of which according to temperature is negative, which is opposite to the silicon core, and the cross-section of the silicon core varies between different areas to adjust the variation of the effective refractive index of the optical waveguide according to temperature.

    Abstract translation: 提供了一种硅阵列波导光栅（AWG）器件，其包括硅阵列波导，其中布置由下包层，硅芯和上包层形成的多个光波导，其中折射率的变化 硅芯是正的，并且上包层由聚合物形成，其折射率随着温度的变化是负的，其与硅芯相反，并且硅芯的横截面在不同的区域之间变化 以根据温度调节光波导的有效折射率的变化。

    Optical filter module and method of manufacturing the same
    5.
    发明授权
    Optical filter module and method of manufacturing the same 失效
    光滤波器模块及其制造方法

    公开(公告)号：US07630602B2

    公开(公告)日：2009-12-08

    申请号：US11856498

    申请日：2007-09-17

    Applicant: Duk Jun Kim ,  Jong Moo Lee ,  Junghyung Pyo ,  Gyungock Kim

    Inventor： Duk Jun Kim ,  Jong Moo Lee ,  Junghyung Pyo ,  Gyungock Kim

    IPC: G02B6/34 ,  G02B6/10

    CPC classification number: G02B6/12028 ,  G02B6/12011

    Abstract: An optical filter module for wavelength multiplexing and demultiplexing and a method of manufacturing the same are provided. The optical filter module for wavelength multiplexing and demultiplexing includes: at least one or more input waveguides; an input-stage star coupler in the form of a slab waveguide connected to the input waveguides; array waveguide which is connected to the input-stage star coupler and in which a plurality of individual waveguides, each of which has an optical path having a predetermined length different to those of the other waveguides and has a heterogeneous waveguide interval formed of a material having a different refraction index from that of a core of the waveguides, are sequentially arranged; an output-stage star coupler in the form of a slab waveguide connected to the array waveguides; and at least one or more output waveguides connected to the output-stage star coupler. According to the optical filter module and the method of manufacturing the same, heterogeneous waveguide intervals having core materials different from those of conventional waveguides are introduced in predetermined areas of array waveguides, thereby reducing polarized light and temperature dependency and at the same time effectively removing optical coupling loss, which can occur at both ends of a heterogeneous waveguide interval, without an additional process of forming waveguides.

    Abstract translation: 提供了一种用于波分复用和解复用的滤光器模块及其制造方法。 用于波长复用和解复用的滤光器模块包括：至少一个或多个输入波导; 输入级星形耦合器，其形式为连接到输入波导的平板波导; 阵列波导，其连接到输入级星形耦合器，并且其中多个单独的波导具有与其它波导的预定长度不同的预定长度的光路，并且具有由具有 依次布置与波导的芯的折射率不同的折射率; 输出级星形耦合器，其形式为连接到阵列波导的平板波导; 以及连接到输出级星形耦合器的至少一个或多个输出波导。 根据光滤波器模块及其制造方法，在阵列波导的预定区域中引入具有与常规波导不同的芯材料的异质波导间隔，从而降低偏振光和温度依赖性，同时有效地去除光 耦合损耗，其可以发生在异质波导间隔的两端，而没有形成波导的附加工艺。

    OPTICAL CONNECTOR AND OPTICAL APPARATUS HAVING THE SAME
    6.
    发明申请
    OPTICAL CONNECTOR AND OPTICAL APPARATUS HAVING THE SAME 审中-公开
    光学连接器和具有该光学连接器的光学设备

    公开(公告)号：US20110243507A1

    公开(公告)日：2011-10-06

    申请号：US12886848

    申请日：2010-09-21

    Applicant: Do Won KIM ,  Gyungock Kim ,  Duk Jun Kim

    Inventor： Do Won KIM ,  Gyungock Kim ,  Duk Jun Kim

    IPC: G02B6/36

    CPC classification number: G02B6/30 ,  G02B6/34 ,  G02B6/3885 ,  G02B2006/12107

    Abstract: Provided are an optical connector and an optical apparatus having the same. The optical connector comprises a substrate, at least one optical waveguide, an optical coupler, and a ferrule alignment unit. The at least one optical waveguide is formed on the substrate. The optical coupler is formed on the optical waveguide. The ferrule alignment unit allows a ferrule fixing optical fibers combined with the optical coupler to be aligned with the substrate.

    Abstract translation: 提供一种光连接器和具有该连接器的光学装置。 光学连接器包括基板，至少一个光波导，光耦合器和套圈对准单元。 所述至少一个光波导形成在所述基板上。 光耦合器形成在光波导上。 套圈对准单元允许与光耦合器组合的套圈固定光纤与衬底对准。

    OPTICAL FILTER MODULE AND METHOD OF MANUFACTURING THE SAME
    7.
    发明申请
    OPTICAL FILTER MODULE AND METHOD OF MANUFACTURING THE SAME 失效
    光学过滤器模块及其制造方法

    公开(公告)号：US20080131054A1

    公开(公告)日：2008-06-05

    申请号：US11856498

    申请日：2007-09-17

    Applicant: Duk Jun Kim ,  Jong Moo Lee ,  Junghyung Pyo ,  Gyungock Kim

    Inventor： Duk Jun Kim ,  Jong Moo Lee ,  Junghyung Pyo ,  Gyungock Kim

    IPC: G02B6/26

    CPC classification number: G02B6/12028 ,  G02B6/12011

    Abstract: An optical filter module for wavelength multiplexing and demultiplexing and a method of manufacturing the same are provided. The optical filter module for wavelength multiplexing and demultiplexing includes: at least one or more input waveguides; an input-stage star coupler in the form of a slab waveguide connected to the input waveguides; array waveguide which is connected to the input-stage star coupler and in which a plurality of individual waveguides, each of which has an optical path having a predetermined length different to those of the other waveguides and has a heterogeneous waveguide interval formed of a material having a different refraction index from that of a core of the waveguides, are sequentially arranged; an output-stage star coupler in the form of a slab waveguide connected to the array waveguides; and at least one or more output waveguides connected to the output-stage star coupler. According to the optical filter module and the method of manufacturing the same, heterogeneous waveguide intervals having core materials different from those of conventional waveguides are introduced in predetermined areas of array waveguides, thereby reducing polarized light and temperature dependency and at the same time effectively removing optical coupling loss, which can occur at both ends of a heterogeneous waveguide interval, without an additional process of forming waveguides.

    Abstract translation: 提供了一种用于波分复用和解复用的滤光器模块及其制造方法。 用于波长复用和解复用的滤光器模块包括：至少一个或多个输入波导; 输入级星形耦合器，其形式为连接到输入波导的平板波导; 阵列波导，其连接到输入级星形耦合器，并且其中多个单独的波导具有与其它波导的预定长度不同的预定长度的光路，并且具有由具有 依次布置与波导的芯的折射率不同的折射率; 输出级星形耦合器，其形式为连接到阵列波导的平板波导; 以及连接到输出级星形耦合器的至少一个或多个输出波导。 根据光滤波器模块及其制造方法，在阵列波导的预定区域中引入具有与常规波导不同的芯材料的异质波导间隔，从而降低偏振光和温度依赖性，同时有效地去除光 耦合损耗，其可以发生在异质波导间隔的两端，而没有形成波导的附加工艺。

    SILICON PHOTONICS CHIP
    8.
    发明申请
    SILICON PHOTONICS CHIP 审中-公开
    硅胶片

    公开(公告)号：US20110135252A1

    公开(公告)日：2011-06-09

    申请号：US12816323

    申请日：2010-06-15

    Applicant: Do Won KIM ,  Gyungock Kim ,  Junghyung Pyo ,  Duk Jun Kim ,  In Gyoo Kim

    Inventor： Do Won KIM ,  Gyungock Kim ,  Junghyung Pyo ,  Duk Jun Kim ,  In Gyoo Kim

    IPC: G02B6/30 ,  G02B6/10

    CPC classification number: G02B6/43 ,  G02B6/262 ,  G02B6/4292

    Abstract: Provided is a silicon photonics chip that is thermally separated from a light emitting device. The silicon photonics chip includes photoelectric devices integrated on a silicon substrate. The photoelectric devices include an optical connection device optically guiding at least one signal light incident from a signal light generation device to transmit the signal light into the silicon substrate. The signal light generation device is thermally separated from the photoelectric devices, and is optically connected to the photoelectric devices.

    Abstract translation: 提供了与发光器件热分离的硅光子芯片。 硅光子芯片包括集成在硅衬底上的光电器件。 光电装置包括光学连接装置，其光引导从信号光产生装置入射的至少一个信号光，以将信号光传输到硅衬底。 信号光产生装置与光电装置热分离，并与光电装置光学连接。

    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING COHERENT OPTICAL OFDM
    9.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING COHERENT OPTICAL OFDM 有权
    用于发送和接收相关光学OFDM的方法和装置

    公开(公告)号：US20120155887A1

    公开(公告)日：2012-06-21

    申请号：US13301814

    申请日：2011-11-22

    Applicant: Chun Ju YOUN ,  Yong-Hwan Kwon ,  Duk Jun Kim ,  Jong-Hoi Kim ,  Joong-Seon Choe ,  Kwang-Seong Choi ,  Eun Soo Nam

    Inventor： Chun Ju YOUN ,  Yong-Hwan Kwon ,  Duk Jun Kim ,  Jong-Hoi Kim ,  Joong-Seon Choe ,  Kwang-Seong Choi ,  Eun Soo Nam

    IPC: H04B10/06 ,  H04B10/04

    CPC classification number: H04B10/548 ,  H04B10/0775 ,  H04B10/588 ,  H04B10/613 ,  H04B10/6165 ,  H04L27/2096 ,  H04L27/2613 ,  H04L27/2657 ,  H04L27/2675 ,  H04L27/2692 ,  H04L27/2697

    Abstract: Disclosed are a method and an apparatus for transmitting and receiving coherent optical OFDM. The apparatus includes: a transmitted OFDM digital signal processing unit outputting an in-phase (I) component digital signal and a quadrature phase (Q) component digital signal; a digital-analog converter converting the in-phase (I)-component digital signal and the quadrature-phase (Q)-component digital signal into an in-phase (I)-component analog signal and a quadrature-phase (Q)-component analog signal, respectively; an adder adding an additional pilot tone signal to each of the in-phase (I)-component analog signal and the quadrature-phase (Q)-component analog signal outputted from the digital-analog converter; and an optical I/Q modulator up-converting the in-phase (I)-component analog signal added with the additional pilot tone signal and the quadrature-phase (Q)-component analog signal added with the additional pilot tone signal to an optical domain to output a coherent optical OFDM signal including the additional pilot tone signal.

    Abstract translation: 公开了用于发送和接收相干光OFDM的方法和装置。 该装置包括：发送的OFDM数字信号处理单元，输出同相（I）分量数字信号和正交相位（Q）分量数字信号; 将同相（I）分量数字信号和正交相位（Q））数字信号转换为同相（I）分量模拟信号和正交相位（Q）分量数字信号的数模转换器， 分量模拟信号; 对从数模转换器输出的同相（I）分量模拟信号和正交相（Q））模拟信号中的每一个加上附加导频音信号的加法器; 以及光学I / Q调制器，将添加有附加导频音信号的同相（I）分量模拟信号和加上附加导频音信号的正交相位（Q））模拟信号上变频到光 域以输出包括附加导频音信号的相干光OFDM信号。

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