John W Edwards

Title: Innovations of John W Edwards

Introduction

John W Edwards is a notable inventor based in Lake Oswego, OR (US). He has made significant contributions to the field of picture quality assessment and monitoring systems. With a total of 4 patents to his name, Edwards has demonstrated a commitment to advancing technology in video quality evaluation.

Latest Patents

One of his latest patents is titled "Picture quality assessment using spatial location with or without subsampling." This method assesses picture quality by dividing the video into various geometric segments. A segment weighting map is created to differentiate between "safe picture" segments and others. This innovation allows for optional subsampling of segments to enhance processing efficiency for real-time applications. Another significant patent is the "Picture quality monitoring system," which provides incremental metrics for each layer of a television chain. This system compares outputs from different layers to determine overall degradation metrics, ensuring high-quality video transmission.

Career Highlights

John W Edwards is currently associated with Tektronix, Inc., where he continues to innovate in the field of video technology. His work has been instrumental in developing systems that enhance the quality of video transmission and assessment.

Collaborations

Throughout his career, Edwards has collaborated with talented individuals such as Bozidar Janko and Scott R Ketterer. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

John W Edwards is a prominent figure in the realm of video quality assessment and monitoring. His innovative patents and contributions to Tektronix, Inc. highlight his dedication to improving video technology. His work continues to influence the industry and set new standards for picture quality evaluation.