Credence Systems Corporation, together with its subsidiaries, engages in the design, manufacture, sale, and service of engineering validation test equipment, diagnostics and failure analysis products, and automated test equipment used for testing integrated circuits worldwide. It offers analog mixed signal and system-on-chip products. The company’s products are used to test digital logic, mixed-signal, system-on-a-chip, and radio frequency semiconductors. Credence Systems offers its products to semiconductor manufacturers, fabless design houses, foundries, and assembly and test services companies for use in various applications, such as automobiles, appliances, personal computers, mobile consumer electronics, digital televisions, wireless local area network, and multimedia hardware. It markets and sells its products through direct sales organization, direct sales employees and representatives, and distributors. The company was founded in 1978 and is headquartered in Milpitas, California.