Optical feeding system
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United States of America Patent
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Jan 21, 2025
Grant Date -
Sep 28, 2023
app pub date -
Jul 29, 2020
filing date -
Jul 29, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
There is provided an optical power feeding system including: an optical power feeding unit; and a plurality of drop units configured to be able to receive light from the optical power feeding unit as an input, branch the input light, and output branched light, in which, the optical power feeding unit includes a power-feed light generating unit that outputs power-feed light, and the drop unit includes: an optical splitter that branches the power-feed light into first branch light and second branch light and outputs the second branch light to another drop unit; a photoelectric conversion unit that performs photoelectric conversion of the first branch light; and a branch ratio control unit that is driven by electricity generated by the photoelectric conversion and controls a branch ratio that is a ratio between the first branch light and the second branch light.
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