Teradyne is a company that designs, develops, manufactures, and sells automated test equipment and robotics solutions. It operates through four segments: Semiconductor Test, System Test, Wireless Test, and Robotics. The Semiconductor Test segment includes the design, manufacture, and marketing of semiconductor test products and services. The System Test segment specializes in products and services for storage and system-level, defense and aerospace instrumentation, and circuit-board tests. The Wireless Test segment provides wireless test products and services. The Robotics segment offers collaborative robotic arms, autonomous mobile robots, and advanced robotic control software.