Huawei
H31-311_V2.5 · Question #489
H31-311_V2.5 Question #489: Real Exam Question with Answer & Explanation
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Question
Which of the following descriptions about solving the system OSNR limitation problem are correct? (Multiple choice)
Options
- AUse advanced modulation and coding technology to reduce the baud rate and improve OSNR
- BUse the local oscillator laser of the same frequency to interfere with the received optical signal to
- CEnhanced HFEC error correction coding is used to improve OSNR by nearly 1 dB compared to
- DUse low noise figure NF, high performance EDFA and Ramani amplifier board, such as
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