Rosum Corporation designs, builds, and markets chipset, software, and hardware components. It offers hybrid positioning module, a location module for use in tracking and navigation devices; and 3D positioning systems. The company also provides a local area TV-GPS technology for supporting police, fire, and rescue personnel, as well as for tracking people in shopping malls and theme parks. In addition, it offers positioning technology services to device and service partners. The company’s products are used in various applications, such as asset tracking, voice-over-Internet-protocol E9-1-1, femtocells, mobile resource management, people tracking, homeland security, emergency, and mobile television. Rosum Corporation was founded in 2000 and is based in Mountain View, California.