Development and Prospect of Environmental Low Energy Harvesting Technology

With the rapid development of Internet of Things technology, wireless sensors have been widely used in industrial production and daily life in various fields. At the same time, with the rapid advancement of technology, higher requirements are being put forward for the long-term stable power supply of sensors. Great attention is being paid to obtaining weak energy from the environment to achieve a long-term stable power supply of sensors. This paper introduces the method of collecting weak energy from the environment and the research status of weak energy harvesting circuit technology at home and abroad, analyzes and summarizes the design patterns of various weak energy harvesting circuit technologies, and prospects the development trend and direction of weak energy harvesting technology.