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    • 9. 发明申请
    • CROSSTALK SUPPRESSION METHOD AND APPARATUS
    • CROSSTALK抑制方法和装置
    • US20150288418A1
    • 2015-10-08
    • US14742434
    • 2015-06-17
    • Huawei Technologies Co., Ltd.
    • Xiaoping ZhouYinghua Dong
    • H04B3/32H04B10/40H04B10/2507H04B10/2575
    • H04B3/32H04B10/2507H04B10/2575H04B10/40H04B10/697
    • Embodiments of the present invention provide a crosstalk suppression method and apparatus. By obtaining a first electrical signal indicating a data bit stream of a first optical signal output by a laser diode (LD) in an optical transceiver module and a transmission parameter of a photodiode (PD), adjusting the first electrical signal based on the transmission parameter of the PD to obtain a third electrical signal indicating an electrical signal transformed by the PD from the first optical signal transmitted by the LD, and subtracting the third electrical signal from a second electrical signal output by the PD in the optical transceiver module, an electrical signal generated by the optical signal transmitted by the LD and reflected or refracted to the PD is removed from the electrical signal output by the PD, thereby suppressing crosstalk and improving the sensitivity of the optical transceiver module.
    • 本发明的实施例提供一种串扰抑制方法和装置。 通过获得指示由光收发器模块中的激光二极管(LD)输出的第一光信号的数据比特流和光电二极管(PD)的传输参数的第一电信号,基于传输参数调整第一电信号 以获得指示由LD发送的第一光信号由PD变换的电信号的第三电信号,并且从由光收发器模块中的PD输出的第二电信号中减去第三电信号,电 由LD发送的光信号产生的反射或折射到PD的信号从PD输出的电信号中去除,从而抑制串扰并提高光收发器模块的灵敏度。