Matthias Urs Frey

Title: Matthias Urs Frey: Innovator in Analog Electronic Circuits

Introduction

Matthias Urs Frey is a notable inventor based in Zurich, Switzerland. He has made significant contributions to the field of analog electronics, particularly in the development of circuits that enhance signal processing capabilities. His innovative work has led to the creation of a unique patent that showcases his expertise and creativity.

Latest Patents

One of Matthias Frey's most recent patents is titled "Multi-level soft detector-quantizer." This invention proposes an analog electronic circuit that computes symbol likelihoods for Pulse Amplitude Modulation (PAM) or Quadrature Amplitude Modulation (QAM) signal constellations. The circuit features at least one set of M transistors connected to a common current source. A multiplier/adder generates the voltages applied to the transistors from a value y and a set of M expected values. This design ensures that the currents through the transistors correspond to the likelihood that the value y matches the expected values. The circuit has versatile applications, including signal demodulation.

Career Highlights

Matthias Frey is currently associated with Anadec GmbH, where he continues to push the boundaries of innovation in electronic circuits. His work at Anadec GmbH reflects his commitment to advancing technology and improving signal processing methods.

Collaborations

Throughout his career, Matthias has collaborated with talented individuals such as Hans-Andrea Loeliger and Patrick Peter Merkli. These collaborations have contributed to the development of cutting-edge technologies in the field of electronics.

Conclusion

Matthias Urs Frey is a distinguished inventor whose work in analog electronic circuits has made a significant impact on the industry. His patent for the multi-level soft detector-quantizer exemplifies his innovative spirit and technical expertise. His contributions continue to influence advancements in signal processing and electronic design.