Wolfson Microelectronics plc (Wolfson) is a semiconductor company. Wolfson is principally engaged in the design, manufacture and supply of high performance mixed-signal integrated circuits for the consumer electronics market. It segments include Audio Hubs and Discrete and Power Products. Audio Hubs includes the supply and sale of Wolfson�s Audio Hubs high performance audio integrated circuit solutions. Discrete and Power Products includes the supply and sale of integrated circuits, which are discrete components, such as Analogue-to-Digital Converters; Digital-to-Analogue Converters, This segment also includes those components which are power management integrated circuits and the silicon microphone devices based on Micro-Electro-Mechanical Systems (MEMS) technology. The Company focuses on high definition (HD) audio systems-on-chip (SoC), and noise reduction and sound enhancement software. During the fiscal year ended January 1, 2012 (fiscal 2012), it acquired Dynamic Hearing Pty Ltd.