a) 1.9 dB
b) 1.4 dB
c) 0.9 dB
d) 1.1 dB
A number of three-port single-mode fiber couplers are used in the fabrication of a ladder coupler with 16 output ports.
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A number of three-port single-mode fiber couplers are used in the fabrication of a ladder coupler with 16 output ports.
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