METHOD AND APPARATUS FOR MEASURING PHYSICAL QUANTITY BASED ON TIME AND WAVELENGTH DIVISION MULTIPLEXING (TWDM)
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United States of America Patent
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Jan 17, 2017
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Jan 18, 2016
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Abstract
Provided is an apparatus for generating an incident light, the apparatus including an input light generator configured to generate an input light by changing an intensity of an operational signal at intervals of a predetermined period, a filter configured to change a wavelength of the input light through an electrical change, and a light amplifier configured to amplify an intensity of the input light having the changed wavelength to emit an incident light.
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