Company Filing History:
Years Active: 2019
Title: The Innovative Contributions of Michael E. Deffenbaugh
Introduction
Michael E. Deffenbaugh, an inventive mind based in Novi, MI, has made notable contributions to the field of engine control systems. Holding a total of two patents, his work focuses on optimizing engine performance and fuel efficiency through advanced control methods. His expertise is rooted in his association with Gm Global Technology Operations LLC, where he collaborates with fellow engineers.
Latest Patents
Deffenbaugh's latest innovations include two significant patents. The first patent, titled "Use of Predicted RPM in Multi-Variable Engine Control with Least-Square Techniques," addresses an engine control system designed for vehicles. It features a model predictive control (MPC) module that identifies potential target values based on engine torque requests. It thoroughly determines predicted operating parameters, evaluates cost values for various target sets, and intelligently selects the best target values. This process hinges on predicted engine RPM, derived from recent measurements, to optimize performance.
The second patent, "Method to Select Optimal Mode on a Multi-Mode Engine with Charging," presents a control method to select the best operating mode for multi-cylinder engine systems with variable lift. This innovation prioritizes different operating modes based on predicted fuel economy and applies multiple constraints to each mode, including the necessary torque capacity related to current boost pressure. A mode determination arbitration is conducted to ensure that mode changes occur optimally for enhanced performance.
Career Highlights
Throughout his career, Michael E. Deffenbaugh has focused on developing ingenious solutions that improve vehicle engine systems. His work leverages predictive techniques and control methodologies that contribute to more efficient automotive technology. His patents reflect his dedication to driving innovation within the automotive engineering field.
Collaborations
At Gm Global Technology Operations LLC, Deffenbaugh collaborates with talented engineers, including Zhaojian Li and Julian R. Verdejo. Their collective efforts enhance the development of advanced engine control technologies, underscoring the importance of teamwork in the engineering process.
Conclusion
Michael E. Deffenbaugh continues to leave an indelible mark on the automotive industry through his innovative patents and collaboration with peers. His work exemplifies the critical role of inventors in advancing technology and improving vehicle performance. As the automotive sector advances, Deffenbaugh’s contributions may very well play a pivotal role in shaping the future of engine control systems.
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