Guo Li

Title: **Innovator Spotlight: Guo Li from San Diego, CA**

Introduction

Guo Li is a prominent inventor based in San Diego, California, who holds an impressive portfolio of 21 patents. His work primarily focuses on advancements in digital imaging and printing technology. Li's innovative approaches have not only enhanced the functionality of digital systems but have also contributed significantly to the efficiency of color representation in printing.

Latest Patents

Among Guo Li's latest innovations is the patented process for **cell-based compression of digital images**. This patent details a method for obtaining an m×n pixel cell from an input image, wherein each pixel is characterized by its color value. The process involves determining the highest and lowest color values within the cell and calculating their difference. If the difference remains below a certain threshold, a single output color value is selected. Conversely, if the difference exceeds this threshold, multiple output color values are generated to maintain image quality.

Another noteworthy invention is the **interactive visual card-selection process for mitigating light-area banding in a pagewide array**. This method involves printing test patterns on multiple cards that include color ramps, allowing operators to select the most effective add-on colorant to suppress banding artifacts in printing. This approach optimizes color management across varying shades commonly found in outdoor snapshots, particularly enhancing hues associated with skies.

Career Highlights

Guo Li's career is marked by significant contributions to major tech companies. He has served at Hewlett-Packard Development Company, L.P. and Hewlett-Packard Company, where his expertise in imaging technologies has been instrumental in driving innovation. His extensive background in the field showcases his commitment to improving printing precision and digital imaging processes.

Collaborations

Throughout his career, Guo Li has collaborated with talented professionals, including Lawrence Cary Gunn, III and Roger Koumans. These partnerships underline Li's ability to work effectively within teams, harnessing diverse expertise to push the boundaries of technological advancements in imaging and printing.

Conclusion

Guo Li stands out as a key innovator in the realm of digital imaging and printing technologies. His 21 patents reflect a profound understanding of image processing, contributing to enhancements in both consumer and professional printing applications. As he continues to develop cutting-edge solutions, Guo Li remains a pivotal figure in the ongoing evolution of digital imaging technology.