Sigma Designs develops and markets System-on-a-Chip (SoC) semiconductors for the following key markets: IPTV Set-top Boxes, Blu-ray Players/Recorders, HDTVs, Digital Media Adapters, Portable Media Players, UWB (Ultra-Wideband) Connectivity Products and Z-Wave Home Automation and Control Products. Complementing the core technology, Sigma also offers complete reference designs for these market segments. Sigma Designs' products are sold worldwide through a direct sales force and distributors. Headquartered in Milpitas, California, the company also has sales offices in China, Europe, Hong Kong, Japan and Taiwan. The company also has additional R&D and customer support offices in Europe and Hong Kong.