Mark A Sweeney

Title: Mark A Sweeney: Innovator in Semiconductor Technology

Introduction

Mark A Sweeney is a notable inventor based in Saint Paul, MN (US). He has made significant contributions to the field of semiconductor technology, particularly with his innovative designs that enhance device functionality. His work has implications for various applications, including switching and logic operations.

Latest Patents

Mark A Sweeney holds a patent for a three-terminal semiconductor device. This device operates by relying on resonant tunneling through a quantum well resonator. The design includes a first layer of a narrow bandgap semiconductor, a second layer of a narrow bandgap semiconductor, and a quantum well resonator situated between these two layers. The quantum well resonator consists of a first layer of a wide bandgap semiconductor, a second layer of a wide bandgap semiconductor, and a third layer of a narrow bandgap semiconductor. All layers maintain a common conductivity polarity. The device also features electrical contacts to the first and second layers of narrow bandgap semiconductors, along with a terminal for applying a non-uniform electric field to modulate the resonant tunneling characteristics of the quantum well resonator. This innovative semiconductor device is particularly useful in switching or logic applications and in millimeter wave applications.

Career Highlights

Mark A Sweeney is associated with Northern Telecom Limited, where he has been able to apply his expertise in semiconductor technology. His work has contributed to advancements in the field, showcasing his ability to innovate and develop practical solutions.

Collaborations

Mark has collaborated with notable colleagues, including Jingming Xu and Derek J Day. Their combined efforts have fostered a productive environment for innovation and development in semiconductor technologies.

Conclusion

Mark A Sweeney's contributions to semiconductor technology through his patented innovations demonstrate his significant role in advancing the field. His work continues to influence various applications, showcasing the importance of innovation in technology.