John D Sahr

Title: Innovations of John D Sahr

Introduction

John D Sahr is a prominent inventor based in Seattle, WA. He has made significant contributions to the field of technology, particularly in the development of advanced transceiver systems and video object tracking methods. With a total of 2 patents, Sahr's work showcases his expertise and innovative spirit.

Latest Patents

Sahr's latest patents include a "System and method for direct-sample extremely wide band transceiver." This invention involves a transceiver that utilizes an antenna, an N bit analog to digital converter, a digital signal processor, a digital to analog converter, and an adder. The system is designed to receive a wideband RF input signal, which includes both weak and strong signals. The digital signal processor generates a digital cancellation signal to reduce the strong signal in the residual analog output.

Another notable patent is "Video object tracking by estimating and subtracting background." This method allows for the tracking of an object across multiple image frames. An operator selects an object in the initial frame, distinguishing it from the background. The model of the background is updated in subsequent frames, allowing for accurate classification of pixels as belonging to either the background or the foreground.

Career Highlights

John D Sahr is affiliated with the University of Washington, where he continues to contribute to research and innovation in his field. His work has garnered attention for its practical applications and technological advancements.

Collaborations

Sahr has collaborated with notable colleagues, including Todd Schoepflin and David R Haynor. Their combined expertise has furthered the development of innovative solutions in technology.

Conclusion

John D Sahr's contributions to the field of technology through his patents and collaborations highlight his role as a leading inventor. His work continues to influence advancements in transceiver systems and video tracking methods.