Hoan N Nguyen

Title: Hoan N Nguyen: Innovator in Digital Imaging Technology

Introduction

Hoan N Nguyen is a notable inventor based in Fountain Valley, California. He has made significant contributions to the field of digital imaging technology, holding two patents that showcase his innovative approach to image processing.

Latest Patents

Nguyen's latest patents include a "Method and apparatus for digital image darkness control using quantized fractional pixels." This invention focuses on controlling the darkness and lightness in digital images rendered by printing systems. The technique utilizes templates to apply varying amounts of darkening or lightening to the borders of structures detected within the image, depending on the specific needs for adjustment. Another significant patent is "Quadrant-based density detection for lead edge lightening." This invention introduces a lead edge lightening circuit that lightens a scan line based on a seven by seven pixel area surrounding the current pixel. The area is divided into four sub-areas, each containing four by four pixels, with the current pixel positioned at one corner. Each sub-area is summed and compared to a threshold number, allowing for precise adjustments to the current pixel based on the output of an overlay bit.

Career Highlights

Hoan N Nguyen is currently employed at Xerox Corporation, a leading company in the field of printing and imaging technology. His work at Xerox has allowed him to develop and refine his innovative ideas, contributing to advancements in digital imaging.

Collaborations

Nguyen has collaborated with notable coworkers such as Rosario A Bracco and Hung M Pham, who have also contributed to the field of digital imaging technology.

Conclusion

Hoan N Nguyen's contributions to digital imaging technology through his patents and work at Xerox Corporation highlight his role as an innovator in this field. His inventions demonstrate a commitment to enhancing the quality and precision of digital images.