Bell Labs provides solutions to deliver voice, data, and video communication services to service providers, enterprises, and governments. Bell Labs offers IMS Service Enhancement Layer to simplify and speed delivery of services; Base Station Router, a product that integrates key components of third-generation mobile networks into a single network element; Softswitches which enable service providers to introduce new services and manage the convergence of voice and data traffic on their networks; Smart antennas and other wireless technologies; and Raman and L-band amplifiers which expand the capacity of optical networks. The company is focused on various research areas and projects, including network capacity, network performance, network security, information systems, mathematical and algorithmic sciences, physical technologies, nanotechnology, and wireless and broadband access networks. Bell Labs was formerly known as AT&T Bell Laboratories. The company was founded in 1925 and is headquartered in Murray Hill, New Jersey with research and development locations in the United States, Canada, China, India, France, the United Kingdom, Germany, Ireland, and the Netherlands. Currently, Bell Labs operates as a subsidiary of Alcatel-Lucent.