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    • 4. 发明申请
    • WAVELENGTH DIVISION MULTIPLEXED-PASSIVE OPTICAL NETWORK APPARATUS
    • 波长部分多路无源光网络设备
    • US20100316383A1
    • 2010-12-16
    • US12582211
    • 2009-10-20
    • Hyun Soo KIMKisoo KimDong Churl KimByung-Seok ChoiO-Kyun KwonDae Kon Oh
    • Hyun Soo KIMKisoo KimDong Churl KimByung-Seok ChoiO-Kyun KwonDae Kon Oh
    • H04J14/02
    • H04J14/0282
    • Provided is a wavelength division multiplexed-passive optical network (WDM-PON) apparatus. The WDM-PON includes an optical source unit, an optical mux, and a chirped Bragg grating. The optical source unit generates an optical signal. The optical mux receives the optical signal from the optical source unit through one end of the optical mux, multiplexes the optical signal, and outputs the multiplexed optical signal. The chirped Bragg grating is connected to the other end of the optical mux. The chirped Bragg grating again reflects the optical signal having passed the optical mux to re-input a certain portion of the optical signal into the optical mux and the optical source unit. The optical mux performs a spectrum slicing on the re-inputted optical signal and operates the optical source unit using a channel wavelength of the optical mux as a main oscillation wavelength.
    • 提供了一种波分复用无源光网络(WDM-PON)装置。 WDM-PON包括光源单元,光复用器和啁啾布拉格光栅。 光源单元产生光信号。 光复用器通过光复用器的一端从光源单元接收光信号,复用光信号,并输出复用的光信号。 啁啾布拉格光栅连接到光复用器的另一端。 啁啾布拉格光栅再次反射已经通过光复用器的光信号,以将光信号的某一部分重新输入光复用器和光源单元。 光复用器对重新输入的光信号执行频谱分片,并使用光复用器的信道波长作为主振荡波长来操作光源单元。