inertial measurement unit Directory References Discover Which Religion Is the Oldest? Vietnam War Timeline 7 of History's Most Notorious Serial Killers Korean War Timeline How Rye Bread May Have Caused the Salem Witch Trials Timeline of the American Civil Rights Movement 10 Best Hockey Players of All Time Contents Ask the Chatbot a Question inertial measurement unit technology Ask the Chatbot a Question Also known as: IMU Learn about this topic in these articles:use with lidar In lidar…Positioning System (GPS) equipment and inertial measurement units (IMUs) in the late 1980s that accurate lidar data were possible.Read More Britannica ChatbotChatbot answers are created from Britannica articles using AI. This is a beta feature. AI answers may contain errors. Please verify important information using Britannica articles. About Britannica AI.