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US08693510B2 Optical transmitter and optical transmission apparatus 有权
光发射机和光传输设备

Optical transmitter and optical transmission apparatus
Abstract:
An optical transmitter includes a laser configured to emit light, a power of the light increasing with temperature decreasing, a Faraday rotator configured to rotate a polarization direction of the light in accordance with the temperature, and a first polarizer that has a principal axis inclined at a given angle and inputs the light output from the Faraday rotator.
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