本文立足于通信领域近年来备受关注的研究热点——可见光通信，阐述了其研究背景和基础系统架构，围绕材料器件、高速系统、异构网络、水下可见光通信和机器学习等五个前沿研究方向展开了对可见光通信研究进展的探讨，并概述了现阶段高速可见光通信技术面临的若干挑战。最后展望了可见光通信的前景：在未来万物互联的智能时代，可见光通信将以其高速传输的优势成为通信网络中不可缺少的一部分，与其它通信方式合作互补共同造福人类生活。

Based on visible light communication technology which has been a research hotspot in the field of communication, this paper reviews the background of visible light communication, illustrates the basic system architecture and explores the research progress of visible light communication around five frontier directions: material chips, high-speed systems, multiplexing networks, underwater visible light communication and machine learning. The challenges faced by visible light communication are analyzed. Finally, looking forward to the prospect of visible light communication: in the intelligent era of future, visible light communication will become an indispensable part of communication networks with its advantages of high-speed transmission, and cooperate with other communication technologies to complement human life.