This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignees: Nokia Telecommunications Oy, Nokia Mobile Phones Limited, Nokia Corporation. Active years: 1999-2006.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 705 
2 out of 1,965 
1 out of 8,283 
Years Active: 1999-2006
Title: Kari Jyrkka: Innovator in Telecommunications
Introduction
Kari Jyrkka is a notable inventor based in Oulu, Finland. She has made significant contributions to the field of telecommunications, particularly in the development of methods for enhancing communication systems. With a total of 6 patents to her name, Jyrkka's work has had a lasting impact on the industry.
Latest Patents
Among her latest patents is an innovative method for introducing a 200 kHz GSM-type network into a TDMA system. This method allows for the integration of a network with a bandwidth substantially less than the typical 2.5 MHz used for GSM-type networks. The invention provides a 52-multiframe structure that includes 12 blocks of four consecutive frames, two idle frames, and two control channels. The control channels are rotated over odd timeslot numbers, enhancing the efficiency of the system.
Another significant patent involves a method for distinguishing between different types of control channels. This method includes transmitting carriers of two types of control channels, each with unique symbol sequences that result in different frequency offsets. The preferred embodiment utilizes an all-zeroes sequence for the first type and an alternating ones and zeroes sequence for the second type, allowing for effective demodulation and detection.
Career Highlights
Kari Jyrkka has worked with prominent companies in the telecommunications sector, including Nokia Telecommunications Oy and Nokia Mobile Phones Limited. Her experience in these organizations has contributed to her expertise and innovative capabilities in the field.
Collaborations
Throughout her career, Jyrkka has collaborated with talented individuals such as Olli Piirainen and Harri A Jokinen. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Kari Jyrkka's contributions to telecommunications through her patents and collaborations highlight her role as a key innovator in the industry. Her work continues to influence advancements in communication technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile