Lidar device heating optical window
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United States of America Patent
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Jan 9, 2024
Grant Date -
Nov 5, 2020
app pub date -
Jul 22, 2020
filing date -
Jan 24, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A heater is provided to heat an optical window. The inner face of the optical window is partitioned by the shield plate into a first part for the phototransmitter and a second part for the photoreceiver, the first part for the phototransmitter being arranged to face the first space, the second part for the photoreceiver being arranged to face the second space. The heater includes a first film, a second film, two phototransmitter electrodes, and two photoreceiver electrodes. The first film is a transparent conductive film arranged to cover the first part for the phototransmitter. The second film is a transparent conductive film arranged to cover the second part for the photoreceiver. The two phototransmitter electrodes are configured to energize the first film. The two photoreceiver electrodes are configured to energize the second film.
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