This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Telefonaktiebolaget Lm Ericsson (Publ), Optis Cellular Technology, LLC. Active years: 2009-2014.
Company Filing History:
2 out of 26,911 
1 out of 104 Years Active: 2009-2014
Title: The Innovative Mind of Daniel Källberg
Introduction
Daniel Källberg is a notable inventor based in Bromma, Sweden. He has made significant contributions to the field of technology, particularly in the areas of filter apparatus and antenna systems. With a total of 3 patents to his name, Källberg's work showcases his innovative spirit and technical expertise.
Latest Patents
Källberg's latest patents include a reconfigurable filter apparatus and a method for directing a received signal in an antenna system. The reconfigurable filter apparatus features first and second passive filter sections connected in parallel, yielding a composite filter response. This design allows for a 'de-tunable' passive filter section, which can exclude its passband response from the composite filter by detuning a resonator. This innovative approach enhances the functionality of the filter apparatus.
The second patent focuses on an antenna system that directs received signals along selected signal paths. This system is designed to optimize the operation of various radio base stations, depending on the selected paths. The apparatus includes a duplex filter and receiver filters, which work together to manage signals from different access networks effectively.
Career Highlights
Throughout his career, Källberg has worked with prominent companies such as Telefonaktiebolaget LM Ericsson and Optis Cellular Technology, LLC. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in telecommunications technology.
Collaborations
Källberg has collaborated with notable professionals in the field, including Rune Johansson and Bosse Franzon. These partnerships have likely enriched his work and fostered innovation in his projects.
Conclusion
Daniel Källberg is a distinguished inventor whose contributions to technology are marked by his innovative patents and collaborations. His work continues to influence the fields of filter technology and antenna systems, showcasing the importance of creativity and technical skill in driving advancements.