Company Filing History:
Years Active: 2005-2007
Title: Yao-Hong Tsai: Innovator in Image Processing Technologies
Introduction
Yao-Hong Tsai is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of image processing, holding a total of 3 patents. His work focuses on enhancing image quality through innovative methods and systems.
Latest Patents
One of his latest patents is the "Region based illumination-normalization method and system." This invention utilizes a plurality of filters to process a test image, resulting in a high frequency image and a low pass image. The low pass image is segmented into several regions, allowing for normalization based on an illumination reference model. The final step involves combining the high frequency image with the normalized low pass image.
Another notable patent is "Methods and systems for illuminant-compensation." This invention addresses the challenges of image processing, particularly for images of human faces. The method determines whether each pixel belongs to the face region and employs surface fitting based on these pixels. Additionally, it includes techniques for image normalization, ensuring that the gray levels of the pixels fall within a specific range.
Career Highlights
Yao-Hong Tsai is affiliated with the Industrial Technology Research Institute, where he continues to develop innovative solutions in image processing. His work has garnered attention for its practical applications in various fields, including photography and computer vision.
Collaborations
He has collaborated with notable colleagues such as Yea-Shuan Huang and Cheng-Chin Chiang, contributing to advancements in their shared field of expertise.
Conclusion
Yao-Hong Tsai's contributions to image processing through his patents demonstrate his commitment to innovation and excellence. His work continues to influence the industry and inspire future developments in technology.