公开(公告)号：US20240142605A1

公开(公告)日：2024-05-02

申请号：US18326173

申请日：2023-05-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： JINYONG JEON ,  SEUNG TAE KHANG ,  SUNGDO CHOI ,  JONG-SOK KIM ,  YOUNG RAE CHO

IPC: G01S13/75 ,  G01S13/931

CPC classification number: G01S13/751 ,  G01S13/931 ,  G01S2013/9329

Abstract: Disclosed is a sign apparatus for displaying a sign for traffic or a vehicle, where the sign apparatus includes a display configured to display the sign and to permit a radar signal radiated from a source to pass, a filter configured to attenuate a signal of at least one frequency in the radar signal passing through the display and to allow a signal of a remaining frequency to pass, and a reflector configured to reflect the signal passing through the filter, wherein the reflected signal includes encoded identification information of the sign.