Wen-Chin Cheng

Title: Innovations by Wen-Chin Cheng

Introduction

Wen-Chin Cheng is a notable inventor based in MiaoLi, Taiwan. He has made significant contributions to the field of video signal processing, holding 2 patents that showcase his innovative approach to technology.

Latest Patents

Cheng's latest patents include an "Apparatus for processing video signals and employing phase-locked loop" and an "Apparatus for converting and scaling non-interlaced VGA signal to interlaced TV signal." The first patent describes a system that processes NTSC composite video signals into digital signals for further processing. It utilizes a phase-locked loop to provide a sampling clock signal to the analog to digital converter (ADC), ensuring accurate sample phase. This invention incorporates a double sampling circuit to enhance the resolution of images by focusing on the luminance component of video signals. The second patent outlines a device that converts and scales non-interlaced VGA signals to interlaced TV signals, suitable for display on television screens. This apparatus includes various scaling devices and a memory unit, allowing for flexible scaling in both horizontal and vertical directions.

Career Highlights

Wen-Chin Cheng is currently employed at Umax Data Systems, Inc., where he continues to develop innovative solutions in video technology. His work has significantly impacted the way video signals are processed and displayed.

Collaborations

Cheng collaborates with talented individuals such as Shih-Hsun Lin and Ching-Hung Ho, contributing to a dynamic work environment that fosters innovation.

Conclusion

Wen-Chin Cheng's contributions to video signal processing through his patents reflect his expertise and commitment to advancing technology. His work continues to influence the industry and improve the quality of video display systems.