Trellisware Technologies offers advanced signal processing for communication companies. Trellisware Technologies addresses issues facing communication companies including interference cancellation on group calls, on-board ship navigation system complications and a myriad of similar issues. Trellisware Technologies offers specialty services such as Trellisware Likelihood Processing which removes the feedback traditional sequential processing would develop. Trellisware Technologies has worked with AT&T, Raytheon, SAIC and other companies.