Sensor doors refer to sliding and swing doors that operate via sensors. "Sensor" denotes a type of automatic door opening mode. The structure of sensor doors has evolved in recent years. They are a type of glass door widely used in stores, hotels, corporate entities, and other venues. Their direct feature is that they automatically open when a person or object approaches. The door does not open when an object merely gets close. Sensor doors can be roughly categorized into sliding, rotating, and swing styles, with sliding and rotating doors being suitable for sensor placement.