Company Filing History:
Years Active: 1980-1982
Title: Innovations by Mark S Ureda in Loudspeaker Technology
Introduction
Mark S Ureda is an accomplished inventor based in Woodland Hills, California. He has made significant contributions to the field of acoustics, particularly in loudspeaker technology. With a total of two patents to his name, Ureda's work focuses on enhancing sound quality and performance in audio devices.
Latest Patents
Ureda's latest patents include an acoustical transformer designed for compression-type loudspeakers. This invention features a phasing plug that effectively couples sound from an annular diaphragm to the throat of the loudspeaker. The phasing plug is shaped like a doubly-truncated cone, with an annular surface positioned adjacent to the diaphragm. It incorporates spaced radial slots that create air passageways for sound wave propagation. The tapered walls of these channels improve impedance matching between the diaphragm and the horn input.
Another notable patent is for a loudspeaker horn that includes a throat section with a rectangular cross-section. This design allows for various directivity control options by adjusting the aspect ratios of the mouth. The horn's bell section is engineered to enhance midrange directivity control, providing a versatile solution for audio applications.
Career Highlights
Mark S Ureda is currently associated with Altec, Inc., a company renowned for its innovations in audio technology. His work at Altec has allowed him to push the boundaries of loudspeaker design and functionality. Ureda's patents reflect his commitment to improving sound reproduction and user experience in audio equipment.
Collaborations
Ureda has collaborated with Clifford A Henricksen, contributing to the development of advanced audio technologies. Their partnership has fostered innovative solutions in the field of acoustics.
Conclusion
Mark S Ureda's contributions to loudspeaker technology through his patents demonstrate his expertise and dedication to enhancing audio performance. His work continues to influence the industry and improve sound quality for users worldwide.