Company Filing History:
Years Active: 1997-2001
Title: Innovations by Steven L Machacek
Introduction
Steven L Machacek is an accomplished inventor based in Alexandria, VA (US). He has made significant contributions to the field of audio technology, particularly in enhancing passenger cabin audio systems. With a total of 4 patents to his name, Machacek's work focuses on innovative solutions that improve sound quality in various transportation modes.
Latest Patents
One of Machacek's notable inventions is the piezo speaker for improved passenger cabin audio systems. This invention outlines several applications of piezoelectric vibrators to produce quality flat panel speakers in passenger cabin applications. A system consisting of an audio amplifier and transformer is used to drive the piezo speaker. The electronics are packaged so that they fit in small modules that can be attached to a cabin structure to produce a speaker. The invention includes a variety of flat panel speaker designs, including one in which the existing structure is converted into a speaker, and thin membranes or panels that are fitted with piezoelectric elements. A system consisting of cabin quieting and flat panel speakers is also discussed, where the mid and high-frequency audio is produced by panel speakers and the low-frequency audio is produced from dynamic loudspeakers. The cabin systems discussed in this patent are applicable to automobiles, aircraft, trucks, and buses.
Career Highlights
Machacek's career is marked by his dedication to advancing audio technology. His work at Noise Cancellation Technologies, Inc. has positioned him as a key player in the development of innovative audio solutions. His inventions have not only improved sound quality but have also contributed to a more enjoyable travel experience for passengers.
Collaborations
Throughout his career, Machacek has collaborated with talented individuals such as Michael J Parrella and Graham P Eatwell. These partnerships have fostered a creative environment that encourages the development of groundbreaking audio technologies.
Conclusion
Steven L Machacek's contributions to audio technology through his innovative patents have significantly impacted the industry. His work continues to enhance the passenger experience in various modes of transportation.