Viswajit Natarajan

Title: Viswajit Natarajan: Innovator in Wireless Charging Technologies

Introduction

Viswajit Natarajan is a talented inventor based in San Jose, California, who has made significant contributions to the field of wireless charging technology. With a total of three patents to his name, Natarajan continues to push the boundaries of innovation, focusing on the development of efficient and effective wireless charging systems.

Latest Patents

Natarajan's most recent patents demonstrate his expertise and creativity in improving wireless charging systems.

- **Coil Driving in Wireless Charging System**: This patent outlines a wireless charging system capable of simultaneously charging multiple receiver devices. The system incorporates several coils that can be driven independently through a feedback system featuring one or more feedback channels. Each coil is activated by a driving signal chosen based on a set of target characteristics, utilizing a coil drive circuit that processes a pulse width modulation (PWM) signal to deliver the appropriate coil driving signal.

- **High Precision Signal Measurement in Wireless Charging System**: This invention focuses on enhancing the accuracy of wireless charging systems when charging multiple receiver devices. The system utilizes multiple independently driven coils and incorporates a feedback mechanism that includes voltage and/or current measurements indicative of receiver device presence. By sampling and processing the coil driving signal using a discrete Fourier transform, Natarajan’s invention determines the amplitude and phase information of the signal, thus improving the overall performance and efficiency of the charging system.

Career Highlights

Throughout his career, Viswajit Natarajan has worked with notable companies, including Aira, Inc., contributing his innovative ideas and technical expertise to the advancement of state-of-the-art wireless charging technologies.

Collaborations

Natarajan has collaborated with talented individuals in his field, including William Paul Abajian and Jules Marie Xavier Laffitte. These partnerships have fostered a collaborative environment that has led to further innovations and developments in wireless charging systems.

Conclusion

Viswajit Natarajan is a notable inventor whose work in wireless charging technology exemplifies innovation and creativity. His recent patents highlight his commitment to developing efficient systems that have the potential to revolutionize the way we charge devices, confirming his status as a key player in this technological advancement.