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    • 3. 发明授权
    • Optical module
    • 光模块
    • US07289544B2
    • 2007-10-30
    • US10992291
    • 2004-11-19
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • H01S3/13
    • H01S5/0687H01S5/02216H01S5/0222H01S5/02248H01S5/02284H01S5/0612H01S5/0683
    • The object of the present invention is to provide an optical module for the WDM communication system, in which the oscillation wavelength is on the grid of the WDM regulation, moreover the optical output power and the oscillation wavelength can be controlled independently. The present module comprises a semiconductor light-emitting device, a wedge shaped etalon device and two light-receiving devices. The etalon device contains a first portion, on which the anti-reflection films are coated, and a second portion. One of the receiving devices detects light transmitted through the first portion of the etalon device, while the other device detects light through the second portion. Signal from the former device controls the output power of the light-emitting device, while the signal from the latter receiving device controls the oscillation wavelength of the laser.
    • 本发明的目的是提供一种用于WDM通信系统的光模块,其中振荡波长在WDM调节电网上,而且可以独立地控制光输出功率和振荡波长。 本模块包括半导体发光器件,楔形标准器器件和两个光接收器件。 标准具装置包括第一部分,其上涂覆有防反射膜,第二部分。 接收装置中的一个检测通过标准具装置的第一部分透射的光,而另一个装置通过第二部分检测光。 来自前一个装置的信号控制发光装置的输出功率,而来自后一个接收装置的信号控制激光器的振荡波长。
    • 4. 发明授权
    • Optical module
    • 光模块
    • US06836490B2
    • 2004-12-28
    • US10247816
    • 2002-09-20
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • H01S304
    • H01S5/0687H01S5/02216H01S5/0222H01S5/02248H01S5/02284H01S5/0612H01S5/0683
    • The object of the present invention is to provide an optical module for a WDM communication system, in which the oscillation wavelength is on the grid of the WDM regulation. The optical output power and the oscillation wavelength can be controlled independently. The present module includes a semiconductor light-emitting device, a wedge shaped etalon device and two light-receiving devices. The etalon contains a second portion, on which anti-reflection films are coated, and a first portion. One of the receiving devices detects light transmitted through the second portion of the etalon, while the other device detects light through the first portion. A signal from the former device controls the output power of the light-emitting device, while a signal from the latter receiving device controls the oscillation wavelength of the laser.
    • 本发明的目的是提供一种用于WDM通信系统的光学模块,其中振荡波长在WDM调节的网格上。 可以独立地控制光输出功率和振荡波长。 本模块包括半导体发光器件,楔形标准器器件和两个光接收器件。 标准具包含第二部分,其上涂覆有抗反射膜和第一部分。 接收装置中的一个检测通过标准具的第二部分透射的光,而另一个装置通过第一部分检测光。 来自前一个装置的信号控制发光装置的输出功率,而来自后一个接收装置的信号控制激光器的振荡波长。
    • 5. 发明申请
    • Optical module
    • 光模块
    • US20050069001A1
    • 2005-03-31
    • US10992291
    • 2004-11-19
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • H01S5/022H01S5/06H01S5/0683H01S5/0687H01S3/13
    • H01S5/0687H01S5/02216H01S5/0222H01S5/02248H01S5/02284H01S5/0612H01S5/0683
    • The object of the present invention is to provide an optical module for the WDM communication system, in which the oscillation wavelength is on the grid of the WDM regulation, moreover the optical output power and the oscillation wavelength can be controlled independently. The present module comprises a semiconductor light-emitting device, a wedge shaped etalon device and two light-receiving devices. The etalon device contains a first portion, on which the anti-reflection films are coated, and a second portion. One of the receiving devices detects light transmitted through the first portion of the etalon device, while the other device detects light through the second portion. Signal from the former device controls the output power of the light-emitting device, while the signal from the latter receiving device controls the oscillation wavelength of the laser.
    • 本发明的目的是提供一种用于WDM通信系统的光模块,其中振荡波长在WDM调节电网上,而且可以独立地控制光输出功率和振荡波长。 本模块包括半导体发光器件,楔形标准器器件和两个光接收器件。 标准具装置包括第一部分,其上涂覆有防反射膜,第二部分。 接收装置中的一个检测通过标准具装置的第一部分透射的光,而另一个装置通过第二部分检测光。 来自前一个装置的信号控制发光装置的输出功率,而来自后一个接收装置的信号控制激光器的振荡波长。