Qiang Zhu

Title: Qiang Zhu: Innovator in Video Technology

Introduction

Qiang Zhu is a notable inventor based in Maple Shade, NJ (US). He has made significant contributions to the field of video technology, holding 2 patents that showcase his innovative approach to overlaying digital graphics on analog video signals.

Latest Patents

His latest patents include a method and apparatus for overlaying digitally generated graphics over an analog video source signal. This system incorporates a digital character generating device, a digital video encoder, and a switching device. The digital character generating device detects the horizontal and vertical timing of pixel information in the analog video source signal, generating digital character signals to be overlaid in predetermined pixels. The digital video encoder responds to the color subcarrier signal, generating a separate color subcarrier that is locked to the analog video source signal. Additionally, the switching device directs the analog video output signal from the digital video encoder or the analog video source signal to the output during pixel times when a digital character is to be overlaid or not.

Career Highlights

Qiang Zhu has worked at General Instrument Corporation, where he has been able to apply his expertise in video technology. His work has contributed to advancements in how digital graphics can be integrated into traditional video formats.

Collaborations

Some of his notable coworkers include David E. Zeidler and Robert M. Simons, who have collaborated with him on various projects within the company.

Conclusion

Qiang Zhu's innovative work in video technology has paved the way for new methods of integrating digital graphics into analog systems. His contributions continue to influence the field and demonstrate the importance of innovation in technology.