This inventor holds 7 USPTO granted patents. Top assignee: Nokia Telecommunications Oy. Active years: 1999-2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1999-2002
Title: Jaana Laiho-Steffens: Innovator in Cellular Radio Systems
Introduction
Jaana Laiho-Steffens is a prominent inventor based in Veikkola, Finland. She has made significant contributions to the field of telecommunications, particularly in cellular radio systems. With a total of seven patents to her name, her work has advanced the efficiency and quality of mobile communications.
Latest Patents
Among her latest patents is a method for transmitting pilot channels in a cellular radio system. This innovation involves base stations that communicate with mobile stations within their coverage area. The base stations transmit data signals in the downlink direction using time-varying transmission directions, which convey system information to mobile stations on control channels. To optimize the use of pilot channels, the base stations transmit at least one first pilot channel with a predetermined radiation pattern, along with second pilot channels that change transmission directions over time. This predetermined radiation pattern is crucial for determining the cell coverage area.
Another notable patent involves a base station designed for phasing a transmission signal to a mobile unit based on information received from that unit. This apparatus includes one or more antenna arrays and channel units that phase the transmitted and received signals to maximize gain in a specified direction. Additionally, the base station distinguishes connection quality information from data received from the mobile station. To enhance spectral efficiency and connection quality, the channel unit searches for incoming directions and delays of received signal components, adjusting the phasing of the transmitted signal accordingly.
Career Highlights
Jaana Laiho-Steffens is currently employed at Nokia Telecommunications Oy, where she continues to innovate in the telecommunications sector. Her work has been instrumental in developing technologies that improve mobile communication systems.
Collaborations
She has collaborated with notable colleagues, including Ilkka Antero Keskitalo and Peter Muszynski, contributing to various projects that enhance the capabilities of cellular networks.
Conclusion
Jaana Laiho-Steffens is a trailblazer in the field of telecommunications, with her patents reflecting her commitment to advancing mobile communication technology. Her contributions have significantly impacted the efficiency and quality of cellular radio systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile