Semiconductor developer, TechnoConcepts, Inc. in Van Nuys, filed a patent with the U.S. Patent office for new inventions which rid cell phones and other communication devices of background noise and improve voice clarity. TechnoConcepts filed two U.S patents with its True Software Radio technology and has a total of seventeen patents pending. The technology is expected to be a cost-effective noise suppression device designed for the user to be heard clearly in a noise environment. The technology should be available for cell phones by 2007.