Company Filing History:
Years Active: 2017
Title: Echo Cao: Innovating Calibration Techniques in Digital-to-Analog Conversion
Introduction: Echo Cao is a prominent inventor based in Shanghai, China, known for his innovative contributions to the field of digital-to-analog conversion. With two patented inventions under his name, Echo's work focuses on enhancing the accuracy and efficiency of modern digital audio technologies.
Latest Patents: One of Echo Cao's latest patents involves the calibration of interpolating string digital-to-analog converters. This invention discloses methods, apparatus, and articles of manufacture aimed at calibrating these converters. The approach includes determining a first calibration codeword based on a nonlinearity error value measured at the output of the digital-to-analog converter (DAC) when applying the most-significant-bit (MSB) portion of an input codeword. It also involves a second calibration codeword derived from the least-significant-bit (LSB) portion. The innovative method culminates in a combined calibration codeword, allowing for precise adjustments to the DAC's output based on the input codeword, significantly enhancing the accuracy of digital audio playback.
Career Highlights: Echo is currently employed at Texas Instruments Corporation, a renowned leader in the field of semiconductor innovation. His work at the corporation emphasizes the importance of precision in digital technologies and showcases his commitment to advancing the field through his research and inventions.
Collaborations: Echo has collaborated with colleagues like Zhang Jun and Xuan Wang, contributing to a dynamic and innovative work environment. Their combined efforts lead to groundbreaking developments in digital technology, demonstrating the power of teamwork in the world of invention.
Conclusion: Echo Cao's contributions to the field of digital-to-analog conversion mark him as a notable inventor in contemporary technology. His innovative patents, focusing on calibration methods for digital-to-analog converters, highlight the importance of precision and accuracy in electronic devices, shaping the future of digital audio technology.
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