This inventor holds 10 USPTO granted patents. Top assignee: North American Philips Corporation. Active years: 1987-1996.
Company Filing History:
Years Active: 1987-1996
Title: The Innovations of David Koo
Introduction
David Koo is a notable inventor based in Briarcliff Manor, NY (US). He has made significant contributions to the field of technology, particularly in the area of echo cancellation systems. With a total of 10 patents to his name, Koo's work has had a profound impact on television receivers and signal processing.
Latest Patents
Among his latest patents, Koo has developed a "System for echo cancellation comprising an improved ghost cancellation." This innovative system is designed for use in television receivers and features a superior ghost cancellation reference signal. This signal exhibits improved performance in noisy environments and provides the flat and wide bandwidth necessary for effective channel characterization. Additionally, it demonstrates a higher and more evenly distributed amplitude versus time characteristic compared to known, non-cyclic ghost cancellation signals. Another significant patent is the "System for ghost cancellation comprising an improved GCR signal sequence." This system also targets television receivers and includes a superior ghost cancellation reference (GCR) signal. The GCR signal is encoded in a selected television line of an eight-field sequence of lines, with the polarity of the GCR signal being selectively reversed from field to field before insertion into respective television lines.
Career Highlights
David Koo has been associated with North American Philips Corporation, where he has utilized his expertise to advance technology in the field of television and signal processing. His innovative approaches have led to the development of systems that enhance the viewing experience by improving signal clarity and reducing interference.
Collaborations
Koo has collaborated with notable colleagues such as Amihai Miron and Arup K Bhattacharya. Their combined efforts have contributed to the successful development of advanced technologies in the industry.
Conclusion
David Koo's contributions to the field of echo cancellation and signal processing have established him as a prominent inventor. His innovative patents continue to influence the technology used in television receivers today.