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기록

Vehicle wireless optical communication system based on fluorescent antenna

기타 / 미제공알 수 없음

데이터 출처: EPO OPS

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92763576패밀리
§ Ⅰ

개요

출원인

HUAWEI TECH CO LTD

출원 번호

CN202310327413

발명자

LIANG DONG; ZHANG JUNPING; WAN JUNQIAO; GUO YUJIAN

출원일

Mar 23, 2023

공개일

Sep 24, 2024

특허 패밀리 ID

92763576

IPC 분류

H04B10/25H04B10/2575H04W4/40

CPC 분류

H04B10/2575H04B10/25752H04B10/2589H04W4/40

A vehicle wireless optical communication system based on a fluorescent antenna utilizes the photoluminescence effect of a fluorescent material to receive light incident from any direction, and a transmitting end (a vehicle or a track or a communication station beside a road) modulates a communication signal to a light beam emitted by a light source. Light emitted by the light source enters a fluorescent antenna (namely an optical fiber integrated with a fluorescent material, a lens or a high-efficiency light guide structure and the like) arranged at a receiving end (a communication station beside a track or a road or a vehicle), so that light beam alignment equipment does not need to be arranged at the light source of a sending end and the receiving end. Meanwhile, the strip-shaped or strip-shaped fluorescent antenna structure can form a communication coverage area parallel to a track or a road, and the number of communication stations beside the track or the road can be reduced in cooperation with a directional angle and a divergence angle of a light beam emitted by the light source, the problem of frequent cross-region switching is avoided, meanwhile, the stability of communication of passengers in the vehicle is guaranteed, and the safety of passengers is improved. And the cost is low.

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