Adjustable mini-LED array applied to low/high beam meet the Kmark regulation

Yi Jou Lin, Xuan Hao Lee, Quang Khoi Nguyen, Shih Kang Lin, Chi Shou Wu, Tsung Hsun Yang, Tsung Xian Lee, Yeh Wei Yu, Ching Cherng Sun

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

In this study, we use 30 mini-LED arrays as the light source of the bike lamp. A single reflector with 68 segments to project vehicle low beam and high beam with the use of a GaN-based mini-LED matrix, which is a 30 LED dies array. The design of the reflector is based on light field technology in considering etendue from the light source across the segments. The group of the segments with smaller etendue from the LED dies in the bottom 2 rows are used to project low beams. When the other LED dies are turned on, the reflector will project light upward and form the high beam. The selection of the turn-on LED dies in the mini-LED matrix can adjust the width of the illumination pattern so that an adaptive low/high beam can be performed.

原文???core.languages.en_GB???
主出版物標題Current Developments in Lens Design and Optical Engineering XXIII
編輯R. Barry Johnson, Virendra N. Mahajan, Simon Thibault, Alfonso Padilla-Vivanco
發行者SPIE
ISBN(電子)9781510654181
DOIs
出版狀態已出版 - 2022
事件Current Developments in Lens Design and Optical Engineering XXIII 2022 - San Diego, United States
持續時間: 23 8月 202224 8月 2022

出版系列

名字Proceedings of SPIE - The International Society for Optical Engineering
12217
ISSN(列印)0277-786X
ISSN(電子)1996-756X

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???event.eventtypes.event.conference???Current Developments in Lens Design and Optical Engineering XXIII 2022
國家/地區United States
城市San Diego
期間23/08/2224/08/22

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