Company Filing History:
2 out of 38 
2 out of 30,040 
Years Active: 1995-1998
Title: The Innovations of Karl-Heinz Sommer
Introduction
Karl-Heinz Sommer is a notable inventor based in Warstein, Germany. He has made significant contributions to the field of semiconductor technology, holding a total of three patents. His work focuses on enhancing the efficiency and functionality of power diodes and bridge modules.
Latest Patents
One of Sommer's latest patents is for a power diode. This innovative power diode includes at least one semiconductor body with an inner zone of a first conductivity type and a specific doping level. It features a cathode zone of the same conductivity type but with a higher doping level, and an anode zone of a second conductivity type that is opposite to the first. The design ensures that the inner zone has a first region with a predetermined thickness for the required blocking voltage and a second region that is thicker by at least a factor of 1.4. Additionally, the area and minority carrier life of the first and second partial diodes are optimized to allow a current through the first partial diode to be at least double that of the second.
Another significant patent is for a bridge module. This module consists of at least two bridge branches, each equipped with controllable semiconductor switches. The design incorporates electrically insulating and thermally conductive substrates with conductor tracks connected to a metal base plate. The housing of the module includes at least two AC terminals and four DC terminals, facilitating efficient electrical connections. The configuration allows for effective management of AC and DC connections, enhancing the overall performance of the module.
Career Highlights
Karl-Heinz Sommer has had a distinguished career, working with prominent companies in the semiconductor industry. He has been associated with Eupec Europäische Gesellschaft für Leistungshalbleiter mbH & Co. KG and Siemens Aktiengesellschaft. His experience in these organizations has contributed to his expertise in developing advanced semiconductor technologies.
Collaborations
Throughout his career, Sommer has collaborated with notable professionals in the field, including Gerhard Schulze and Reinhold Spanke. These collaborations have likely enriched his work and led to innovative solutions in semiconductor technology.
Conclusion
Karl-Heinz Sommer's contributions to the field of semiconductor technology through his patents and career achievements highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in advancing technology.