Garmin International, Inc. (20240223983). IMPULSE RESPONSE DELAY ESTIMATION simplified abstract
Contents
IMPULSE RESPONSE DELAY ESTIMATION
Organization Name
Inventor(s)
Constantine Mouzakis of Phoenix AZ (US)
Nicholas C. Ames of Tempe AZ (US)
IMPULSE RESPONSE DELAY ESTIMATION - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240223983 titled 'IMPULSE RESPONSE DELAY ESTIMATION
Simplified Explanation: The patent application describes a method for estimating delays in audio signals using an impulse response signal. This method involves analyzing the energy envelope of the impulse response signal to determine the delay, which can then be used to adjust audio signal phases for audio drivers.
- **Determining energy envelope:** The method involves calculating the energy envelope of the impulse response signal using a moving average function.
- **Estimating delay:** The delay of the impulse response signal is estimated based on characteristics of the energy envelope.
- **Adjusting audio signal phases:** The estimated delay is used to adjust the phases of audio signals for audio drivers.
Potential Applications: 1. Audio signal processing in sound systems. 2. Acoustic measurements and analysis. 3. Synchronization of audio signals in multimedia applications.
Problems Solved: 1. Accurate estimation of delays in audio signals. 2. Improved synchronization of audio signals in different audio drivers. 3. Enhancing the overall audio quality in sound systems.
Benefits: 1. Enhanced audio performance. 2. Improved audio synchronization. 3. Better sound quality in multimedia applications.
Commercial Applications: The technology can be utilized in the development of high-quality audio equipment, sound systems for theaters, concert halls, and recording studios, as well as in multimedia applications where precise audio synchronization is crucial.
Prior Art: Prior research in audio signal processing and delay estimation techniques may provide insights into similar methods or technologies used in the field.
Frequently Updated Research: Researchers are constantly exploring new methods and algorithms for audio signal processing and delay estimation, which may lead to advancements in this technology.
Questions about Audio Delay Estimation: 1. How does this method improve audio synchronization in multimedia applications? 2. What are the potential challenges in implementing this technology in real-time audio processing systems?
Original Abstract Submitted
a method for delay estimation of audio signals using an impulse response signal is provided. the method includes determining an energy envelope for the impulse response signal based on a moving average function of the impulse response signal. the method further includes determining an estimated delay of the impulse response signal based on at least one characteristic of the determined energy envelope. at least one audio signal phase is adjusted for at least one audio driver based on the estimated delay.
