With the rapid development of optoelectronic technology, high-power 850nm LEDs have become a hot topic in the industry. As the core component of optical communication, 850nm high-power LEDs play a crucial role in enhancing the transmission capacity and distance of optical communication systems. This article will introduce the 850nm high-power LED industry, focusing on its development, application, and future prospects.

1. Overview of 850nm High-Power LED

The 850nm high-power LED refers to a light-emitting diode with a center wavelength of 850nm. It belongs to the infrared spectrum and is widely used in optical communication, optical storage, and other fields. Compared with other wavelengths, 850nm high-power LEDs have higher modulation frequency, lower cost, and better compatibility with existing optical communication systems.

2. Development of 850nm High-Power LED Industry

2.1 Technology Innovation The development of 850nm high-power LED technology has gone through several stages. In the early stage, the mainstream technology was based on the AlGaInAs material system, which had poor performance in terms of efficiency and reliability. With the development of technology, the InGaAsP material system has gradually replaced the AlGaInAs material system, and the performance of 850nm high-power LEDs has been significantly improved. 2.2 Market Demand As the core component of optical communication systems, the demand for 850nm high-power LEDs has been growing rapidly. The continuous expansion of optical communication networks and the rapid development of 5G technology have further stimulated the demand for 850nm high-power LEDs. In addition, the application of 850nm high-power LEDs in other fields, such as optical storage and optical sensing, has also contributed to the growth of the market. 2.3 Industry Chain The 850nm high-power LED industry chain includes raw materials, epitaxial wafer, chip manufacturing, packaging, and testing. Among them, epitaxial wafer and chip manufacturing are the key links that affect the performance and cost of products. In recent years, the epitaxial wafer and chip manufacturing technology of Chinese enterprises has made great progress, and the market share of Chinese enterprises in the global market has gradually increased.

3. Application of 850nm High-Power LED

3.1 Optical Communication 850nm high-power LEDs are widely used in optical communication systems, including fiber optic communication, wireless optical communication, and free-space optical communication. They are mainly used for data transmission, optical modulation, and optical detection in optical communication systems. 3.2 Optical Storage 850nm high-power LEDs are also used in optical storage devices, such as CD, DVD, and Blu-ray discs. The high power and low cost of 850nm high-power LEDs make them an ideal choice for optical storage applications. 3.3 Optical Sensing In addition to optical communication and storage, 850nm high-power LEDs can also be used in optical sensing applications, such as distance measurement, gesture recognition, and 3D scanning. The development of 850nm high-power LED technology has further expanded the application fields of optical sensors.

4. Future Prospects of 850nm High-Power LED Industry

4.1 Market Expansion With the continuous development of optical communication, wireless communication, and other fields, the demand for 850nm high-power LEDs will continue to grow. The market size of the 850nm high-power LED industry is expected to expand significantly in the next few years. 4.2 Technology Innovation In the future, the 850nm high-power LED industry will continue to focus on technology innovation, including material research, epitaxial wafer and chip manufacturing technology, and packaging technology. The improvement of product performance and cost will further promote the development of the industry. 4.3 Application Expansion The application fields of 850nm high-power LEDs will continue to expand, and new application scenarios will emerge. For example, in the field of autonomous driving, 850nm high-power LEDs can be used for 3D perception and distance measurement. In the field of healthcare, 850nm high-power LEDs can be used for optical therapy and biometric identification. In conclusion, 850nm high-power LED technology has made great progress in recent years, and its application prospects are广阔. As the core component of optical communication systems, 850nm high-power LEDs will continue to play an important role in the development of the optoelectronic industry.