激光显示具有色域大、寿命长、节能、环保等优势,是新一代重要的显示技术,红光半导体激光器则是其中的核心光源。随着激光显示产业的快速发展,人们对大功率红光半导体激光器的需求也不断增加。增大器件的输出功率、提高器件的光束质量已成为行业内的研究热点。主要介绍大功率红光半导体激光器的基本原理与技术难点,总结了目前国内外用于激光显示的红光半导体激光器的研究现状与进展,并对其未来的发展方向及前景进行分析。

Laser display becomes a critical technique for the development of next-generation display technology because of its large color gamut, long lifetime, and environment-friendly attributes. Red semiconductor laser diodes form the core light sources of laser displays. With the rapid development of the laser display industry, the demand for high-power red semiconductor laser diodes also increases. Currently, industrial research is focused on increasing the output power and improving the beam quality of the device. Herein, we introduce the basic principles and technical difficulties associated with the high-power red semiconductor laser diodes. Further, we summarize the research status and progress with respect to the usage of red semiconductor laser diodes for laser display at home and abroad. We also analyze the future development directions and prospects for the application of red semiconductor laser diodes.