This inventor holds 2 USPTO granted patents. Top assignee: Telefonaktiebolaget Lm Ericsson (Publ). Active years: 1996-1998.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1996-1998
Title: Jan-Christian Nystrom: Innovator in RF Transmitter Technology
Introduction
Jan-Christian Nystrom is a notable inventor based in Sollentuna, Sweden. He has made significant contributions to the field of radio frequency (RF) transmitter technology. With a total of 2 patents to his name, Nystrom has developed innovative solutions that enhance the performance of RF transmitters.
Latest Patents
Nystrom's latest patents include a method for spurious signal reduction in RF transmitter integrated circuits. This invention describes a system that reduces spurious signal content in transmitters by incorporating a lowpass or bandpass filter after an input signal node. This approach effectively removes interfering signals generated from other input signal nodes, thereby enhancing the integration of transmitter circuitry. Another significant patent is an apparatus for compensating phase rotation in a final amplifier stage. This invention addresses the phase rotation in the feedback loop of a Cartesian feedback power amplifier, which is crucial for quadrature modulation of complex signals. The apparatus detects phase shifts and allows for adjustments to the phase rotation of the complex modulation signal, ensuring optimal performance in RF transmission.
Career Highlights
Jan-Christian Nystrom is currently associated with Telefonaktiebolaget LM Ericsson (publ), a leading telecommunications company. His work at Ericsson has allowed him to apply his innovative ideas in a practical setting, contributing to advancements in communication technology.
Collaborations
Throughout his career, Nystrom has collaborated with esteemed colleagues such as Par S Bergsten and Mats Lennart Carlsson. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in the RF domain.
Conclusion
Jan-Christian Nystrom's contributions to RF transmitter technology exemplify the impact of innovation in telecommunications. His patents reflect a commitment to enhancing the efficiency and effectiveness of communication systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile