Company Filing History:
Years Active: 2002
Title: The Innovations of Stefan Johansson
Introduction
Stefan Johansson is a notable inventor based in Romelanda, Sweden. He has made significant contributions to the field of antenna technology, particularly with his innovative designs that enhance communication systems. His work is characterized by a focus on mechanical simplicity and efficiency.
Latest Patents
One of Johansson's key patents is the "Dual frequency quadrifilar helix antenna." This invention features a mechanically simple design that allows for dual-frequency or wideband operation. The antenna consists of four helix-shaped radiating elements, each made up of two or more parallel helices of varying lengths. These helices are in galvanic contact at or near the feeding point, which is strategically located at the bottom of the helix. This design ensures that the feeding points are positioned at the end of the helix, directing the main radiation away from the feeding point.
Career Highlights
Stefan Johansson is associated with Saab Ericsson Space AB, a company known for its advancements in aerospace and telecommunications technology. His work at the company has allowed him to apply his innovative ideas in practical applications, contributing to the development of cutting-edge communication systems.
Collaborations
Johansson has collaborated with various professionals in his field, including his coworker Mikael Öhgren. These collaborations have fostered an environment of innovation and creativity, leading to advancements in antenna technology.
Conclusion
Stefan Johansson's contributions to antenna technology, particularly through his dual frequency quadrifilar helix antenna patent, highlight his innovative spirit and dedication to improving communication systems. His work continues to influence the field and showcases the importance of mechanical simplicity in design.