Infrared LED, also known as infrared light-emitting diode, is a type of semiconductor device that emits infrared light. With the rapid development of the semiconductor industry, infrared LED has become an indispensable part of various fields such as automotive, medical, security, and consumer electronics. This article will introduce the industry of infrared LED, including its development history, market trends, and application prospects.

Development History of Infrared LED

The history of infrared LED can be traced back to the 1960s. At that time, with the rapid development of the semiconductor industry, scientists began to study the application of semiconductor materials in the field of light-emitting diodes. In 1962, the first infrared LED was successfully developed by Nick Holonyak at General Electric. Since then, infrared LED technology has been constantly improved and developed, and has been widely used in various fields. In the 1970s, with the development of the optical communication industry, infrared LED began to be used in remote control devices. The application of infrared LED in remote control devices greatly promotes the development of infrared LED technology. In the 1980s, infrared LED technology was further improved, and its brightness and lifespan were significantly improved. At the same time, the application field of infrared LED was also expanded, such as in the field of medical diagnosis. In the 1990s, with the rapid development of the consumer electronics industry, infrared LED was widely used in digital cameras, mobile phones, and other products. In the 21st century, with the continuous optimization of infrared LED technology, its performance has been further improved, and its application field has been expanded to the field of automotive, medical, and security.

Market Trends of Infrared LED

The market of infrared LED is growing rapidly, and it is expected to maintain a high growth rate in the future. According to statistics, the global infrared LED market size reached 2.2 billion US dollars in 2019, and is expected to reach 4.6 billion US dollars by 2025, with a compound annual growth rate of 15.8%. The rapid development of the infrared LED market is mainly driven by the following factors: 1. The continuous development of the semiconductor industry, which provides strong technical support for the production of infrared LED. 2. The expansion of the application field of infrared LED, such as in the field of automotive, medical, and security. 3. The increasing demand for infrared LED in the field of consumer electronics, such as digital cameras, mobile phones, and smart home products. At present, the main market of infrared LED is concentrated in Asia, especially in China. The rapid development of the Chinese market is mainly due to the strong demand for infrared LED in the field of consumer electronics and the continuous optimization of the supply chain.

Application Prospects of Infrared LED

Infrared LED has a wide range of applications, mainly including the following fields: 1. Consumer electronics: Infrared LED is widely used in remote control devices, such as TV remote controls, air conditioners, and game consoles. With the development of the smart home industry, infrared LED will also be widely used in smart home products, such as smart locks, smart lights, and smart cameras. 2. Automotive: Infrared LED has excellent performance in terms of anti-interference and anti-glare, which makes it suitable for automotive applications. At present, infrared LED is mainly used in automotive reversing cameras, parking sensors, and vehicle monitoring systems. 3. Medical: Infrared LED can be used in medical diagnosis and treatment, such as infrared thermal imaging, infrared spectroscopy, and infrared phototherapy. The application of infrared LED in the medical field has a significant effect on the improvement of the accuracy and efficiency of medical diagnosis and treatment. 4. Security: Infrared LED has excellent performance in terms of night vision and anti-interference, which makes it suitable for security applications. At present, infrared LED is mainly used in surveillance cameras, security alarms, and other security products. 5. Communication: Infrared LED can be used for wireless communication, such as infrared data transmission and infrared remote control. With the development of the Internet of Things, infrared LED will also be widely used in the field of wireless communication. In conclusion, infrared LED has a broad market prospect and application前景. With the continuous optimization of technology and the expansion of application fields, infrared LED will play a more important role in various fields in the future.