Location History:
- Ekerö, SE (2012)
- Ekero, SE (2011 - 2020)
Company Filing History:
5 out of 5 
2 out of 2 
2 out of 2 Years Active: 2011-2025
Title: Kennet Lejnell: Innovator in Dual-Band Radio Technology
Introduction
Kennet Lejnell is a notable inventor based in Ekero, Sweden. He has made significant contributions to the field of radio technology, holding a total of 10 patents. His work primarily focuses on enhancing communication systems, particularly in the context of satellite communications.
Latest Patents
One of Lejnell's latest patents is a dual-band radio terminal and filter structure. This innovative filter structure features a frame that carries a filter compartment, which holds first and second waveguide filters. The filter compartment can rotate a predetermined angle around a rotation axis relative to the frame. This design allows the waveguide conduit to engage either the first or second waveguide filter, enabling the transmission of radio-frequency signals at different bands. This technology is particularly suitable for dual-band radio terminals that communicate with spacecraft via an antenna unit. Another significant patent is a method for shifting communications of a terminal located on a moving platform from a first to a second satellite antenna beam. This method involves determining the timing for initiating a beam shift and executing the shift using a switch matrix.
Career Highlights
Throughout his career, Kennet Lejnell has worked with various companies, including Overhorizon Plc and Microsat Networks Limited, both based in Cyprus. His experience in these organizations has contributed to his expertise in radio technology and satellite communications.
Collaborations
Lejnell has collaborated with notable professionals in his field, including Per Wahlberg and James H. Gerow. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
Kennet Lejnell is a distinguished inventor whose work in dual-band radio technology has made a significant impact on satellite communications. His innovative patents and collaborations reflect his dedication to advancing communication systems.