$埃特(ATE)$ Advantest Corporation, together with its subsidiaries, manufactures, and sells semiconductor and component test system products, and mechatronics-related products. It operates in three segments: Semiconductor and Component Test System; Mechatronics System; and Services, Support, and Others. The Semiconductor and Component Test System segment provides test systems for memory semiconductors; and test systems for non memory semiconductors. Its test systems for non memory semiconductors include test systems for system-on-a-chip (SOC) semiconductors, LCD driver integrated circuits, and semiconductors used in car electronics. The Mechatronics System segment focuses on peripheral devices to the semiconductor and component test systems. This segment offers test handlers, mechatronic-applied products for handling semiconductor devices, device interfaces that serve as interfaces with the devices that are measured, and operations related to nano-technology products. The Services, Support, and Others segment provides various customer support and equipment lease services. In addition, it is involved in the research and development activities; and provision of maintenance and support services associated with semiconductor and component test system products. The company sells its products through direct sales channels to semiconductor manufacturers, foundries, and test houses. It operates in Japan, Asia, the Americas, and Europe. The company was formerly known as Takeda Riken Industry Co., Ltd. and changed its name to Advantest Corporation in October 1985. Advantest Corporation was founded in 1954 and is headquartered in Tokyo, Japan.