Company Filing History:
Years Active: 2011
Title: Hannu Virta: Innovator in Power Supply Technology
Introduction
Hannu Virta is a notable inventor based in Paimio, Finland. He has made significant contributions to the field of power supply technology, holding 2 patents that showcase his innovative approach to circuit design.
Latest Patents
Virta's latest patents include a "Configurable feed-forward circuit for a power supply" and a "Control circuit and dithering method." The first patent describes a switched mode power supply unit realized by an integrated circuit. This circuit includes a control circuit that manages the operation of the power supply unit, allowing for multiple circuit configurations tailored to different operating environments. The control circuit's configuration is determined by a control signal it receives. The second patent presents a control circuit for a switch mode power supply, which features a random number generator. This generator creates an optimized n-degree polynomial to ensure a uniform distribution of output signals. Additionally, it includes a switch control block that manages the output signals, ensuring that the complementary output stages conduct at different times. A dither control block is also part of this invention, generating a synchronized dither current while minimizing glitches.
Career Highlights
Throughout his career, Hannu Virta has worked with prominent companies, including Nokia Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in power supply technology.
Collaborations
One of his notable collaborators is Martti Ojanen. Their partnership has likely fostered innovative ideas and solutions in their field.
Conclusion
Hannu Virta's contributions to power supply technology through his patents and career experiences highlight his role as a significant inventor in the industry. His work continues to influence advancements in circuit design and power management.