Kari Pehkonen

Title: Innovations of Kari Pehkonen

Introduction

Kari Pehkonen is a notable inventor based in Espoo, Finland. He has made significant contributions to the field of wireless communication, holding 2 patents that showcase his expertise and innovative spirit.

Latest Patents

One of his latest patents is titled "Method of sending feedback information in a fast automatic repeat request forming part of an overall wireless communication system." This invention describes a method for sending feedback information in a fast physical layer hybrid automatic repeat request (HARQ) for frequency division duplex communications. The method involves acknowledging received packets by transmitting feedback data to the sender, which includes reserving multiple slots in the uplink/downlink dedicated channel radio frame for feedback data alone. Additionally, it addresses the transmission of feedback data used in specified slots within each radio frame, considering the time offset between uplink and downlink channels.

Another significant patent by Pehkonen is "Method and arrangement for timing the diversity weight changes in a cellular radio system." This invention provides a method and arrangement for timing changes of diversity weights in a radio connection between a base station and a terminal. It involves selecting a response timing mode from predefined options and informing the terminal about this selection. The terminal's initiation is then responded to by changing certain diversity weights, determining the exact timing based on the selected response mode.

Career Highlights

Kari Pehkonen is currently employed at Nokia Corporation, a leading company in telecommunications and technology. His work at Nokia has allowed him to contribute to advancements in wireless communication systems, enhancing the efficiency and reliability of data transmission.

Collaborations

Throughout his career, Pehkonen has collaborated with notable colleagues, including Esa Mikael Malkamaki and Jussi Kahtava. These collaborations have fostered innovation and the development of cutting-edge technologies in the field.

Conclusion

Kari Pehkonen's contributions to wireless communication through his patents and work at Nokia Corporation highlight his role as an influential inventor. His innovative methods and arrangements continue to shape the future of telecommunications.