Andrzej Radecki

Title: Innovations of Andrzej Radecki

Introduction

Andrzej Radecki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of signal processing, particularly in the development of channel equalization and tracking technologies. With a total of 6 patents to his name, Radecki's work has had a considerable impact on the industry.

Latest Patents

Radecki's latest patents include a "Channel Equalization and Tracking Apparatus and Method" and a "Receiver." The apparatus features a Fourier transforming unit that converts a received time-domain signal into a frequency-domain signal. It also includes a compensating and equalizing unit that performs phase compensation and frequency-domain equalization using a single multiplication based on time delay information and an equalizer coefficient. Additionally, a deciding unit determines the equalized signal, while a channel tracking unit monitors the channel based on the output from the Fourier transforming unit and an error signal from the deciding unit. This innovation reduces the complexity and hardware demands of the system without compromising performance.

Another significant patent is the "Adaptive Equalizer, Adaptive Equalization Method and Receiver." This invention involves an adaptive equalizer that processes frequency-domain signals containing multiple subcarriers. The equalizer coefficient generating unit creates coefficients for each subcarrier based on channel information and step lengths, allowing for tailored equalization processing.

Career Highlights

Throughout his career, Radecki has worked with prominent companies such as Fujitsu Corporation and Socionext Inc. His experience in these organizations has contributed to his expertise in signal processing technologies.

Collaborations

Radecki has collaborated with notable professionals in the field, including Daisuke Yamazaki and Bo Liu. These partnerships have further enhanced his innovative capabilities and contributions to technology.

Conclusion

Andrzej Radecki's work in channel equalization and adaptive equalization methods showcases his significant contributions to the field of signal processing. His patents reflect a commitment to innovation and efficiency in technology.