单项选择题
A. lower cost B. higher chirp C. easier to manufacture D. higher dispersion tolerance E. higher optical signal-to-noise ratio
What is the difference between the transmitted power an...
单项选择题What is the difference between the transmitted power and the sensitivity of the receiver?（）
A. OSNR B. dispersion C. attenuation D. power budget E. amplifier spacing F. four wave mixing
Which three technologies are used to reduce chromatic d...
多项选择题Which three technologies are used to reduce chromatic dispersion accumulation in fiber-optic transmission systems? （）(Choose three.)
A. PIN photodiodes B. zero-chirped lasers C. Erbium-doped fiber amplifiers D. dispersion compensating fiber E. dispersion compensating Bragg grating
What is the phenomenon called where different wavelengt...
单项选择题What is the phenomenon called where different wavelengths of light travel at different speeds?（）
A.OSNR B.dispersion C.light skew D.attenuation
