Company Filing History:
Years Active: 2018-2020
Title: **Lyndon Ambruson - Innovator in Motor Control Technology**
Introduction
Lyndon Ambruson, a prominent inventor based in Warren, MA, has made significant contributions to the field of motor control technology with a focus on three-phase motor systems. With a total of six patents to his name, Ambruson's innovations are paving the way for advancements in motor startup and control mechanisms.
Latest Patents
Among Ambruson’s latest patents are two key innovations:
1. **Methods and apparatus for motor startup with sinusoidal phase current** - This patent outlines methods and apparatus designed to control a three-phase motor, providing sinusoidal phase currents during startup. The technology employs differential outputs from a magnetic field sensing element to generate a polarity signal, which is then used to create a motor direction drive signal. Additionally, it derives an amplitude signal from both the magnetic field sensing element and measured motor current, utilizing a PWM module for effective motor operation.
2. **Methods and apparatus for three-phase motor control with error compensation** - In this innovation, Ambruson presents a method for error compensation within a magnetic field sensing element for three-phase motors. This invention determines a driving angle based on zero-crossings of magnet pole-pairs, allowing for the assessment of error compensation levels to reduce distortions in the motor current waveform, enhancing overall performance.
Career Highlights
Lyndon Ambruson currently works at Allegro Microsystems, LLC, where his expertise is instrumental in developing advanced motor control technologies. His ability to innovate within this sector has placed him at the forefront of motor technology advancements.
Collaborations
Throughout his career, Ambruson has collaborated with notable coworkers, including Yisong Lu and Christopher Alger. Their joint efforts have fostered a collaborative environment that promotes innovation and the sharing of ideas, crucial for the evolution of motor control solutions.
Conclusion
Lyndon Ambruson's contributions to motor technology reflect his commitment to engineering excellence and innovation. As a valued inventor with multiple patents, his work not only enhances the efficiency of motor systems but also demonstrates the potential for future developments in the field. His collaborations and career at Allegro Microsystems underscore the importance of teamwork in driving technological advancements.