Company Filing History:
Years Active: 2007-2009
Title: Chang-Hau Lee: Innovator in Video Processing Technologies
Introduction
Chang-Hau Lee is a notable inventor based in Fremont, CA, with a focus on advancements in video processing technologies. He holds a total of 5 patents that showcase his innovative contributions to the field. His work primarily revolves around motion detection and image scaling, which are crucial for enhancing video quality and performance.
Latest Patents
One of his latest patents is titled "Method and system for detecting motion between video field of same and opposite parity from an interlaced video source." This invention provides a method for detecting motion between video fields, allowing for the measurement of signal values from vertically adjacent pixels. The system calculates three motion values to determine the overall level of motion at a specified location, enhancing the accuracy of motion detection in video processing.
Another significant patent is "Method and system for image scaling output timing calculation and remapping." This invention addresses the challenge of scaling video images between differently formatted display devices. It offers a method for remapping pixels from one format to another while avoiding common issues associated with input clock signals, thereby improving the quality of video output.
Career Highlights
Chang-Hau Lee has worked with several companies throughout his career, including Kolorific, Inc. and Pixelworks, Inc. His experience in these organizations has contributed to his expertise in video technology and innovation.
Collaborations
Some of his notable coworkers include Chih-Hsien Chou and Cyrus Chu, who have collaborated with him on various projects in the field of video processing.
Conclusion
Chang-Hau Lee's contributions to video processing technologies through his patents and collaborations highlight his role as an innovator in the industry. His work continues to influence advancements in video quality and motion detection systems.