Jarmo Mäkinen

Title: Jarmo Mäkinen: Innovator in Digital Quadrature Modulation

Introduction

Jarmo Mäkinen is a notable inventor based in Espoo, Finland. He has made significant contributions to the field of digital quadrature modulation and demodulation. With a total of 3 patents to his name, Mäkinen's work has advanced the technology used in telecommunications.

Latest Patents

Mäkinen's latest patents focus on methods in digital quadrature modulators and demodulators. One of his patents describes a method that measures imperfections in the digital quadrature demodulator by analyzing the amplitude of the output signal from the demodulator quadrature mixer. This method involves taking numerous momentary samples at a rate based on the symbol clock of the demodulator. The direction angle of the demodulator output signal vector is classified into different sectors, allowing for the calculation of distortion magnitudes in the demodulator's operation. Additionally, the method includes feedback loops that adjust the demodulator's operation to correct imperfections iteratively. Another patent addresses similar imperfections in the digital quadrature modulator and demodulator operation, enhancing the overall performance of these systems.

Career Highlights

Throughout his career, Jarmo Mäkinen has worked with prominent companies in the telecommunications sector, including Nokia Telecommunications and Nokia Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in digital signal processing.

Collaborations

Mäkinen has collaborated with notable professionals in his field, including Ville Hämäläinen and Antti Raimovaara. These collaborations have contributed to the advancement of technology in digital modulation.

Conclusion

Jarmo Mäkinen's contributions to digital quadrature modulation and demodulation have significantly impacted the telecommunications industry. His innovative patents and collaborations reflect his dedication to advancing technology in this field.