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OSNR英文全称Optical Signal-Noise Ratio，中文释义（）。
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更多 “OSNR英文全称Optical Signal-Noise Ratio，中文释义（）。” 相关考题
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Given the formula: (Fiber Attenuation * Km) + (Splice Attenuation * of Splices) + (Connector Attenuation * of Connectors) + (Optical Fiber or OADM) + Buffer(Fiber aging)) With regard to SONET/SDH optical calculations, what will the given formula provide?（）A. fiber lossB. OSNR levelC. post amplificationD. index of reflectionE. index of refractionF. power post amplification budget
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在通信专业中，PON的英文全称是（ ），衰减英文通常翻译为（ ） 。A．Private Optical Network B．Passive Optical Network C．Private Optical Node D．Protected Optical Node A．attenuation B．loss C．fading D．decline
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In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?（）A、the signal to noise of the current optical amplifierB、the signal to noise of the previous amplifier or sourceC、the signal to noise introduced by the optical multiplexerD、the accumulated noise to signal ratio of the optical channel
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PLC的英文全称是Programmable Logic Controller，MPI的英文全称是Multi Point Interface，SM信号模块的英文全称是Signal Module，扫描周期的英文全称是（）。
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OWM的英文全称是（）A、Optical Wavelength MultiplexB、Optical wavelength MonitorC、Optical wavelength MemoryD、All are right
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Given the formula： （Fiber Attenuation * Km） + （Splice Attenuation * # of Splices） + （Connector Attenuation * # of Connectors） + （Optical Fiber or OADM） + Buffer（Fiber aging）） With regard to SONET/SDH optical calculations， what will the given formula provide？（）A、 fiber lossB、 OSNR levelC、 post amplificationD、 index of reflectionE、 index of refractionF、 power post amplification budget
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SONET全称为（）A、synchronous optimized networkB、synchronous optical networkC、synthesis optimized networkD、synthesis optical network
考题
单选题In the OSNR model for EDFA amplifiers， SNR OUT = 1/（1/SNR IN + FhvB/P IN ）， what does SNR IN represent？（）A
the signal to noise of the current optical amplifierB
the signal to noise of the previous amplifier or sourceC
the signal to noise introduced by the optical multiplexerD
the accumulated noise to signal ratio of the optical channel
考题
单选题In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?（）A
the signal to noise of the current optical amplifierB
the signal to noise of the previous amplifier or sourceC
the signal to noise introduced by the optical multiplexerD
the accumulated noise to signal ratio of the optical channel
考题
单选题Given the formula： （Fiber Attenuation * Km） + （Splice Attenuation * # of Splices） + （Connector Attenuation * # of Connectors） + （Optical Fiber or OADM） + Buffer（Fiber aging）） With regard to SONET/SDH optical calculations， what will the given formula provide？（）A
fiber lossB
OSNR levelC
post amplificationD
index of reflectionE
index of refractionF
power post amplification budget
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