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    • 8. 发明授权
    • Wavelength stabilization module having light-receiving element array and method of manufacturing the same
    • 具有光接收元件阵列的波长稳定模块及其制造方法
    • US07012939B2
    • 2006-03-14
    • US10648238
    • 2003-08-27
    • Kwang Seong ChoiHeung Woo ParkHo Gyeong YunByung Seok ChoiYong Sung EomJong Hyun LeeJong Tae Moon
    • Kwang Seong ChoiHeung Woo ParkHo Gyeong YunByung Seok ChoiYong Sung EomJong Hyun LeeJong Tae Moon
    • H01S3/13G01B9/02
    • H04B10/572
    • A wavelength stabilization module having a light-receiving element array and a method of manufacturing the same are disclosed. The wavelength stabilization module having a laser diode which irradiates a laser beam at the front side and the rear side thereof comprises a collimator for paralleling the laser beam irradiated at the rear side; a beam splitter for splitting the laser beam passed through the collimator into the two directional laser beams; a light-receiving element for receiving one of the split laser beams; a filter for transmitting a specific wavelength of the other of the split laser beams; a light-receiving element array for receiving the laser beam passed through the filter; and a controller for controlling the output wavelength of the laser diode by using the signals output from the light-receiving element and the light-receiving element array, and the filter and the light-receiving element array are tilted at a predetermined angle with respect to the laser beam and lock the wavelength by using an incident angle dependency of the laser beam passed through the filter.
    • 公开了具有光接收元件阵列的波长稳定模块及其制造方法。 具有在其前侧和后侧照射激光束的激光二极管的波长稳定模块包括用于与在后侧照射的激光束并联的准直器; 用于将穿过准直器的激光束分成两个定向激光束的分束器; 用于接收所述分离激光束中的一个的光接收元件; 用于传输另一个分离激光束的特定波长的滤波器; 用于接收通过过滤器的激光束的光接收元件阵列; 以及控制器,用于通过使用从光接收元件和光接收元件阵列输出的信号来控制激光二极管的输出波长,并且滤光器和光接收元件阵列相对于 激光束并通过使用通过过滤器的激光束的入射角依赖性来锁定波长。
    • 9. 发明授权
    • System for monitoring optical output/wavelength
    • 监控光输出/波长的系统
    • US07009716B2
    • 2006-03-07
    • US10802095
    • 2004-03-15
    • Jong-Deog KimByung-Seok ChoiJong-Hyun LeeHogyeong YunKwang-Seong ChoiJong-Tae Moon
    • Jong-Deog KimByung-Seok ChoiJong-Hyun LeeHogyeong YunKwang-Seong ChoiJong-Tae Moon
    • G01B9/02H01S3/04
    • H01S5/0612H01S5/0683H01S5/0687
    • A system for monitoring an optical output/wavelength is employed to be used for a WDM system having a narrow channel space by structuring an etalon and photodiode as an integrated structure. The system includes: a laser source control unit for controlling the laser source; an optical/wavelength monitoring unit for monitoring an optical output/wavelength of the controlled laser source; a TEC control unit for controlling a TEC in order to constantly maintain the laser source of the optical output/wavelength monitoring unit to have a predetermined temperature; a temperature control unit for controlling a heater and a thermistor to set an etalon to a predetermined temperature, wherein the heater is attached on the optical output/wavelength monitoring unit and the thermistor is attached on the heater; a comparison unit for comparing the optical output signal and the wavelength signal, each of which is monitored by the optical output/wavelength monitoring unit; and a processing unit for comparing values of the compared signals with a preset value to control an input current or a temperature of the laser source.
    • 用于监测光输出/波长的系统被用于通过构造标准具和光电二极管作为一体结构而具有窄通道空间的WDM系统。 该系统包括:用于控制激光源的激光源控制单元; 用于监测受控激光源的光输出/波长的光/波长监测单元; 用于控制TEC的TEC控制单元,以便将光输出/波长监视单元的激光源恒定地保持为预定温度; 温度控制单元,用于控制加热器和热敏电阻以将标准具设定到预定温度,其中加热器安装在光输出/波长监测单元上,热敏电阻附着在加热器上; 比较单元,用于比较光输出信号和波长信号,每个波长信号由光输出/波长监测单元监视; 以及处理单元,用于将比较的信号的值与预设值进行比较,以控制激光源的输入电流或温度。