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公开(公告)号：US20230038282A1
公开(公告)日：2023-02-09
申请号：US17786530
申请日：2020-12-10
IPC分类号： B60Q1/00 , G01S13/931 , H01Q1/42 , H01Q1/32 , G01S7/02
摘要： A lamp device includes: a lamp unit; a radar unit having an antenna; and a shielding member which covers at least a part of the front surface of the radar unit where the antenna is provided and which is made of a foamed resin.
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公开(公告)号：US20220400534A1
公开(公告)日：2022-12-15
申请号：US17839504
申请日：2022-06-14
发明人： Masayuki KANECHIKA
摘要： To avoid an adverse effect on the sensor by the heater. A controller for a heater installed in a vehicle lamp, where the controller detects a rising edge of a light emission period of a sensor light emitted from an object detection sensor built in the vehicle lamp, and starts supply of a drive voltage to the heater in accordance with the rising edge.
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公开(公告)号：US20230018354A1
公开(公告)日：2023-01-19
申请号：US17785906
申请日：2020-12-10
IPC分类号： F21S43/245 , F21S43/237 , B60Q1/00
摘要： A lamp device suppresses attenuation and reflection of a radar wave attributable to a light guide body, does not change an electromagnetic wave radiation pattern, and does not impair a radar function. The lamp device includes: a light guide body covering a part of an electromagnetic wave radiation surface of a radar device; and a light source, wherein, when the thickness of the light guide body is denoted by TG, and the wavelength of a radiated electromagnetic wave from the radar device in the light guide body is denoted by λd, TG is set such that TG
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