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1.发明申请METHOD OF IMPROVING PERFORMANCE OF OPTICAL TIME DOMAIN REFLECTOMETER (OTDR) 审中-公开改进光时域反射计（OTDR）性能的方法公开(公告)号：US20140104599A1
公开(公告)日：2014-04-17
申请号：US14049595
申请日：2013-10-09
Inventor： Won-Kyoung LEE , Jyung-Chan LEE , Seung-Il MYONG
IPC: G01M11/00
CPC classification number: G01M11/3145
Abstract: A method of improving the performance of an optical time domain reflectometer (OTDR) is provided. The method according to an embodiment of the present invention can increase accuracy of a distance of the OTDR through an initial calibration method with respect to the refractive index of an optical fiber, and can accurately detect a fault position and accurately analyze a fault cause through a real-time calibration method with respect to the refractive index of the optical fiber when faults and performance degradation occur.
Abstract translation: 提供了一种提高光时域反射计（OTDR）性能的方法。 根据本发明的实施例的方法可以通过初始校准方法提高OTDR的距离相对于光纤的折射率的精度，并且可以精确地检测故障位置并且通过以下方式准确地分析故障原因 当发生故障和性能下降时，相对于光纤的折射率的实时校准方法。
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公开(公告)号：US20140133502A1
公开(公告)日：2014-05-15
申请号：US14077863
申请日：2013-11-12
Inventor： Jyung-Chan LEE , Eun-Gu LEE , Sil-Gu MUN , Eui-Suk JUNG , Sang-Soo LEE
IPC: H01S5/06
CPC classification number: H01S5/0612 , H01S5/042 , H01S5/4087 , H04B10/506
Abstract: A wavelength-tunable optical transmission apparatus including an optical array unit comprising a plurality of light sources whose wavelengths are changed, an optical driving unit configured to receive an electrical signal transmitted from an external circuit, generate the current and input the generated current to the optical array unit, and a control unit configured to control the magnitude of current input to the optical array unit by controlling the optical driving unit.
Abstract translation: 一种波长可调光传输装置，包括包括波长改变的多个光源的光学阵列单元，被配置为接收从外部电路发送的电信号的光学驱动单元，产生电流并将所产生的电流输入到光学 阵列单元和控制单元，被配置为通过控制光学驱动单元来控制输入到光学阵列单元的电流的大小。
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公开(公告)号：US20140153933A1
公开(公告)日：2014-06-05
申请号：US14094113
申请日：2013-12-02
Inventor： Eun-Gu LEE , Eui-Suk JUNG , Sil-Gu MUN , Han-Hyub LEE , Jyung-Chan LEE , Sang-Soo LEE , Jong-Hyun LEE
IPC: H04B10/50
CPC classification number: H01S5/02272 , H01S5/0212 , H01S5/02212 , H01S5/02276 , H01S5/02415 , H01S5/0261 , H01S5/0425 , H01S5/06804 , H01S5/4025
Abstract: A multi-channel transmitter optical sub-assembly (TOSA) is provided. The multi-channel TOSA includes a stem including a sub-mount, a plurality of light sources mounted on the sub-mount, a common ground pad disposed at the sub-mount and connected to ground electrodes of the light sources in common, a common lead pin installed at the stem, and connected to the common ground pad, and a thermistor mounted on the sub-mount along with the light sources.
Abstract translation: 提供多通道发射机光学子组件（TOSA）。 多通道TOSA包括一个杆，它包括一个副安装座，多个安装在子座上的光源，一个共同的接地焊盘，设置在子座上并共同连接到光源的接地电极，一个共同的 引脚安装在杆上，并连接到公共接地垫，以及与光源一起安装在子安装座上的热敏电阻。
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4.发明申请公开(公告)号：US20140147118A1
公开(公告)日：2014-05-29
申请号：US14086498
申请日：2013-11-21
Inventor： Jyung-Chan LEE , Eun-Gu LEE , Sil-Gu MUN , Eui-Suk JUNG , Sang-Soo LEE
CPC classification number: H04J14/025 , H04B10/40 , H04J14/0282
Abstract: There is provided an optical transceiver apparatus including an optical transmitter configured to transmit light of variable wavelength, an optical receiver configured to receive light generated from an opposite light source, and a controller configured to perform initialization to a wavelength corresponding to when an intensity of light received by the optical receiver is greater than or equal to a reference power, while varying the wavelength of light output by the optical transmitter.
Abstract translation: 提供了一种光收发器装置，包括：配置成透射可变波长的光的光发送器;被配置为接收从相对光源产生的光的光接收器;以及控制器，被配置为执行初始化到与光强度相对应的波长 由光接收器接收的光束大于或等于参考光功率，同时改变由光发射器输出的光的波长。
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