Company Filing History:
Years Active: 1992-2005
Title: Roar Berg-Johansen: Innovator in Avionics and Magnetometry
Introduction
Roar Berg-Johansen is a prominent inventor based in Salem, Oregon. With two patents to his name, he has significantly contributed to the fields of avionics and magnetometry through innovative designs and methods. His work exemplifies the intersection of engineering and practical application, enhancing the functionality and accuracy of essential technologies in aviation.
Latest Patents
Berg-Johansen's intellectual contributions include two notable patents. The first is focused on systems and methods for controlling the brightness of avionics displays. This invention provides a sophisticated approach to dimming LED matrices that act as backlights for avionics displays. By utilizing a processor that adjusts the duty cycle of pulse wave signals, the system effectively modulates light levels based on ambient conditions, ensuring optimal visibility in varying light environments.
The second patent pertains to a low-power, high-accuracy magnetometer designed for measuring magnetic field strength, particularly useful in electronic flux gate compasses. This system leverages a toroidal core of magnetic material, driven by a current-limited source to measure changes accurately. The setup includes sense coils that detect induced currents and generate feedback signals, allowing for precise cancellations of external magnetic fields and delivering reliable output measurements of magnetic strength.
Career Highlights
Throughout his career, Berg-Johansen has worked with renowned companies such as Garmin Ltd., a leader in aviation technologies, and Iimorrow Inc., where he applied his expertise in developing innovative solutions. His experience in these organizations has allowed him to refine his skills and contribute to advancements in avionics and sensing technologies.
Collaborations
At Garmin and Iimorrow, Berg-Johansen collaborated with various talented professionals, including his coworker, Stephen A. Roth. This collaboration further highlights the importance of teamwork in driving innovation within the tech industry.
Conclusion
Roar Berg-Johansen exemplifies the spirit of innovation through his patents and collaborative efforts in the fields of avionics and magnetometry. His inventions not only enhance existing technologies but also pave the way for future advancements, showcasing the vital role of inventors in shaping our technological landscape.