Sensor technology is one of the three foundations of information technology.In the information age,people's social activities will mainly rely on the development,acquisition,transmission and processing of information resources.Sensor is the main way and means to obtain information in the natural field.It refers to those components or devices that have the function of response and detection to certain information of the object under test and convert it into corresponding output signals according to certain rules.The development and application prospects of modern sensor technology in the new era were analyzed,and the development direction of sensor technology was summarized.