Fredrik Wahledow, an inventive mind from Färjestaden, Sweden, has made significant contributions to the field of power electronics, holding a total of 13 patents. His innovative work focuses on enhancing the efficiency and management of power converters, which are essential components in various electronic devices.

Latest Patents

Two of his latest inventions exemplify his ingenuity and technical expertise. The first patent, titled "Determining the Equivalent Series Resistance of a Power Converter," describes a device, method, and computer program for accurately measuring the equivalent series resistance in power converters. This invention utilizes a combination of ripple voltage and current, along with operational switching data, to estimate resistance values, thus improving the performance of power electronics.

The second notable patent, "Voltage Droop Control in a Voltage-Regulated Switched Mode Power Supply," presents a controller designed for switched mode power supplies (SMPS). This controller generates a variable reference voltage signal and regulates the output voltage effective by responding to current indicator signals. The dual-function approach enables better management of output voltage, promoting stability and efficiency in power delivery.

Career Highlights

Fredrik Wahledow is currently associated with Telefonaktiebolaget LM Ericsson (publ), a renowned company in the telecommunications industry. His work at Ericsson has allowed him to leverage his patent-protected technologies to advance power supply management in communication devices, a critical aspect of modern telecommunications infrastructure.

Collaborations

Throughout his career, Wahledow has collaborated with talented colleagues such as Magnus Karlsson and Jonas Malmberg. These partnerships have fostered an environment of innovation, leading to the successful development and patenting of groundbreaking technologies in power electronics.

Conclusion

Fredrik Wahledow's contribution to the field of power electronics through his 13 patents demonstrates the crucial role of innovation in advancing technology. His latest inventions not only enhance the efficiency of power converters but also pave the way for improved power management solutions in the telecommunications sector. As he continues his work at Ericsson, Wahledow remains a key figure in driving technological advancements that benefit the industry and society at large.

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