Donald B MacLeod

Title: The Innovative Contributions of Donald B. MacLeod

Introduction

Donald B. MacLeod is a notable inventor based in Woodside, California. He has made significant contributions to the field of video technology, particularly through his innovative patent. His work has had a lasting impact on how motion effects are produced in video recordings.

Latest Patents

MacLeod holds a patent for a "Method and apparatus for producing time base altered effects in data." This invention provides a method and apparatus for creating special motion effects such as slow or fast motion and still frames from video magnetic tape. The technology is particularly applicable to helical wrap recording and reproducing apparatus. The apparatus features a transducing head mounted on a revolving scanning drum, which is movable in a line generally transverse to the recorded track. This design allows for accurate track following during playback and enables the head to be positioned correctly for various playback options, ensuring high-quality special motion effects without picture breakup or unwanted noise.

Career Highlights

MacLeod has had a distinguished career, working with Ampex Corporation, a leader in the field of video technology. His innovative approach and technical expertise have contributed to advancements in video recording and playback systems.

Collaborations

Throughout his career, MacLeod has collaborated with notable colleagues, including Richard A. Hathaway and Raymond F. Ravizza. These collaborations have fostered an environment of innovation and creativity, leading to significant advancements in their respective fields.

Conclusion

Donald B. MacLeod's contributions to video technology through his patent and work at Ampex Corporation highlight his role as a key innovator in the industry. His inventions continue to influence the way motion effects are produced in video recordings.