Giovanni Mangraviti

Title: Giovanni Mangraviti: Innovator in Power Conversion Technologies

Introduction

Giovanni Mangraviti is a notable inventor based in Messina, Italy. He has made significant contributions to the field of power conversion technologies, holding a total of 3 patents. His work focuses on innovative methods and devices that enhance the efficiency and functionality of electrical systems.

Latest Patents

One of Giovanni's latest patents is a "Method and device for sensing a current flowing through an output inductor of a PWM driven converter." This device generates a signal that represents the current flowing through a load inductor of a converter, which is driven by a pulse width modulated (PWM) voltage signal. The device includes a sense inductor that is magnetically coupled to the load inductor, along with an integrator that integrates the voltage drop on the sense inductor to generate a signal representative of the current. Additionally, it features a second transformer that generates a signal representative of the current flowing through the primary winding, and a peak detector that samples and holds the peak value of this signal.

Another significant patent is for a "Device for transforming a primary AC voltage into a lower AC voltage for supplying an electrical load." This device utilizes a PWM control signal and bidirectional switches to manage the coupling and discharging of energy from the load. It includes driving circuits that generate PWM signals in phase opposition, ensuring efficient energy transformation.

Career Highlights

Giovanni Mangraviti is currently employed at STMicroelectronics S.r.l., a leading company in semiconductor solutions. His work at STMicroelectronics has allowed him to apply his innovative ideas in practical applications, contributing to advancements in power electronics.

Collaborations

Giovanni collaborates with Mario Di Guardo, a fellow innovator in the field. Their partnership enhances the development of cutting-edge technologies in power conversion.

Conclusion

Giovanni Mangraviti is a distinguished inventor whose work in power conversion technologies has led to multiple patents and significant advancements in the field. His contributions continue to influence the efficiency of electrical systems, showcasing the importance of innovation in technology.