Vanu Incorporated, founded in 1998 and based in Cambridge, Massachusetts, develops software radio systems that support multiple wireless standards. The firm's Anywave Base Station product allows corporate, government, and military organizations to provide end users with a variety of wireless services. The signal processing software, implemented as an application-level program, runs on Linux or POSIX operating systems. Vanu technology supports the incremental, software-based upgrading of networks. Anywave Base Station can support a variety of new processors, standards, and services. Software portability optimizes waveform development and customization processes. Vanu's Sprockit (TM) middleware supports data transfers. It includes FM modulation, Viterbi encoding, FIR filtering, and other signal processing modules. Vanu's Software Research Radio System platform encompasses hardware and software required to build new wireless communications networks. The hardware can support a wide range of bandwidths and waveforms. It includes sample waveform code. Working with General Dynamics Decision Systems, Vanu also has developed a handheld software radio prototype. It supports digital APCO Project 25 and analog FM two-way radio waveforms. Vanu also offers organizations waveform and system customization, commercial waveform licensing, systems deployment and integration, and other services. The company's technology originally was developed at the Massachusetts Institute of Technology (MIT) in the mid-1990s.