Company Filing History:
Years Active: 1998-1999
Title: Johnny Choe: Innovator in Acoustic Feedback Suppression
Introduction
Johnny Choe is an accomplished inventor based in Austin, TX. He has made significant contributions to the field of audio technology, particularly in the area of acoustic feedback suppression. With a total of 2 patents, Choe's work has garnered attention for its innovative approaches to improving audio systems.
Latest Patents
Choe's latest patents focus on methods and apparatuses for suppressing acoustic feedback in audio systems. One of his notable inventions involves a method for detecting and attenuating N feedback frequencies in a digitized signal. This method utilizes a tree structure containing multiple staged filters, allowing for efficient detection of feedback frequencies. The design includes an array of digital filters arranged in a tree structure, where each branch is equipped with notch filters and a bandpass filter to isolate unique feedback frequencies. Another patent details a process for removing acoustic feedback from an audio signal by digitizing the signal and employing an adaptive bandpass filter to detect feedback frequencies. This innovative approach enhances the quality of audio output by effectively attenuating unwanted feedback.
Career Highlights
Choe has built a notable career at Motorola Corporation, where he has applied his expertise in audio technology. His work has contributed to advancements in audio systems, making them more reliable and efficient. His innovative methods have positioned him as a key figure in the field of audio engineering.
Collaborations
Choe has collaborated with several talented individuals, including John E Lane and Dan Hoory. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in audio feedback suppression.
Conclusion
Johnny Choe's contributions to the field of audio technology through his innovative patents and work at Motorola Corporation highlight his role as a leading inventor. His methods for suppressing acoustic feedback have the potential to significantly enhance audio systems, making them more effective and user-friendly.