Optical property monitoring device based on mode coupling
A monitoring device and mode coupling technology, applied in the field of optical fiber transmission, can solve the problems of high cost and low efficiency
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[0014] The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0015] like figure 1 As shown, embodiments of the present invention include:
[0016] An optical performance monitoring device based on mode coupling, comprising a coreless optical fiber, a multi-core optical fiber, a fan-out device and a plurality of photodetectors, the input end of the coreless optical fiber is connected to an optical input signal, and the output end of the coreless optical fiber is connected to multiple The input end of the core optical fiber, the output end of the multi-core optical fiber is con...
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