Wendy L Liu

Title: Wendy L Liu: Innovator in Digital Phase Detection

Introduction

Wendy L Liu is a prominent inventor based in San Diego, CA. She has made significant contributions to the field of digital signal processing, particularly in the area of video signal synchronization. Her innovative work has led to the development of a patented technology that enhances the accuracy of phase detection in analog video signals.

Latest Patents

Wendy holds a patent for a "High resolution digital phase detector." This invention is designed to receive a threshold value and a sequence of digital samples from a linear portion of an analog video signal. The technology provides a first output signal when a digital sample crosses the threshold value. It also performs interpolation between the crossing sample and the preceding sample, allowing for resolution to a subpixel level. Additionally, a second output signal indicates the fractional phase error, which is crucial for synchronizing the output of a voltage-controlled oscillator with the incoming analog video signal.

Career Highlights

Wendy L Liu is currently employed at Raytheon Company, where she applies her expertise in digital signal processing. Her work has been instrumental in advancing technologies that require precise timing and synchronization. With her innovative approach, she has established herself as a key player in her field.

Collaborations

Wendy collaborates with notable colleagues, including De Dzwo Hsu and Frederick Alan Williams. These partnerships enhance her research and development efforts, contributing to the success of her projects.

Conclusion

Wendy L Liu is a trailblazer in the realm of digital phase detection, with a patented invention that significantly improves video signal synchronization. Her contributions to Raytheon Company and her collaborations with esteemed colleagues underscore her impact in the field of digital signal processing.