Cadence Design Systems, Inc. is an American multinational technology and computational software company headquartered in San Jose, California. Initially specialized in electronic design automation software for the semiconductor industry, currently the company makes software and hardware for designing products such as integrated circuits, systems on chips, printed circuit boards, as well as develops large-scale molecular modelling applications and toolkits for pharmaceutical drug developers. The company also licenses intellectual property for the electronics, aerospace, defense and automotive industries.Wikipedia