Company Filing History:
Years Active: 2007-2012
Title: Innovations of Heinz Mathis in Digital Signal Processing
Introduction
Heinz Mathis is a notable inventor based in Uerikon, Switzerland. He has made significant contributions to the field of digital signal processing, particularly in the context of Global Navigation Satellite Systems (GNSS). With a total of four patents to his name, Mathis has developed innovative methods that enhance the performance of GNSS receivers under challenging conditions.
Latest Patents
One of his latest patents is a method of processing a digital signal derived from a direct-sequence spread spectrum signal. This invention focuses on correlating data sequences in GNSS receivers, where each sequence is mixed with frequency signals corresponding to various Doppler frequencies. The correlation values are evaluated even in difficult conditions, such as RF levels of the signal of -145 dBm and less. The method employs a comparator to assess correlation values against defined thresholds, allowing for improved signal detection.
Another significant patent is a synchronization circuit that utilizes an analog feedback shift register. This circuit generates an internal sequence synchronized with an external sequence containing repetitions of a fundamental sequence. The feedback function combines stored values in the shift register to form new values, enhancing synchronization, especially in noisy environments. The design includes a buffer to improve the signal-to-noise ratio, ensuring reliable performance in various conditions.
Career Highlights
Heinz Mathis is currently associated with U-blox AG, a company known for its expertise in positioning and wireless communication technologies. His work at U-blox AG has allowed him to apply his innovative ideas in practical applications, contributing to advancements in GNSS technology.
Collaborations
Throughout his career, Mathis has collaborated with talented individuals such as Andreas Thiel and Daniel Kaegi. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies in the field of digital signal processing.
Conclusion
Heinz Mathis stands out as a prominent inventor in the realm of digital signal processing, with a focus on enhancing GNSS technology. His innovative patents and contributions to U-blox AG reflect his commitment to advancing the field. His work continues to influence the development of reliable and efficient navigation systems.