This inventor holds 5 USPTO granted patents. Top assignee: Sikorsky Aircraft Corporation. Active years: 2004-2007.
Company Filing History:
Years Active: 2004-2007
Title: Innovations of Douglas G MacMartin
Introduction
Douglas G MacMartin is a notable inventor based in San Gabriel, CA (US). He has made significant contributions to the field of noise and vibration control, holding a total of 5 patents. His work focuses on developing systems that enhance computational efficiency in controlling tonal sounds and vibrations.
Latest Patents
One of his latest patents is a "System for computationally efficient active control of tonal sound or vibration." This invention aims to reduce the sampling and control rates to improve computational efficiency. It allows for the use of a sample frequency that is less than twice the frequency of interest. The system filters sensed signals to extract a specific frequency range, enabling effective control commands to be calculated at a reduced rate.
Another significant patent is for "Computationally efficient means for optimal control with control constraints." This system and method are designed to reduce undesired noise or vibration in vehicles. It measures ambient vibrations and generates command signals based on the measured data and control weighting. By varying the control weighting over time, the system ensures maximum performance while adhering to saturation constraints.
Career Highlights
Douglas G MacMartin is currently employed at Sikorsky Aircraft Corporation, where he continues to innovate in the field of vibration control. His work has been instrumental in advancing technologies that improve the performance and comfort of various vehicles.
Collaborations
Throughout his career, MacMartin has collaborated with notable colleagues, including Thomas A Millott and Christopher G Park. These collaborations have contributed to the development of advanced technologies in noise and vibration control.
Conclusion
Douglas G MacMartin's contributions to the field of noise and vibration control are significant and impactful. His innovative patents reflect his commitment to enhancing computational efficiency and performance in various applications.