Trausti Thor Kristjansson

Title: Innovations by Trausti Thor Kristjansson: Pioneering Wall Detection and Presence Detection Technologies

Introduction

Trausti Thor Kristjansson, based in San Jose, California, is a prolific inventor with an impressive portfolio of 31 patents. His innovations span various technologies, particularly in the fields of wall detection and presence detection systems. His work stands as a testament to the potential of acoustic technologies in enhancing device interactions with the surrounding environment.

Latest Patents

Among Kristjansson's latest patents is a groundbreaking system for wall detection and localization. This method allows a device to identify its position relative to acoustically reflective surfaces by emitting an audible sound and capturing its reflections. The device employs a frequency modulated signal that determines the amplitude of reflections at various time-of-arrival points, which helps ascertain the direction of the reflections. By utilizing beamforming, the device generates a 2D intensity map that illustrates reflection intensities around it. Furthermore, the technology can execute directional wall detection through physical rotation of the device while emitting sound in multiple directions, with capabilities to utilize ultrasonic frequencies for enhanced wall detection.

Another significant contribution is in the area of controlling sensitivity for presence detection using ultrasonic signals. This technology enables devices to vary their sensitivity to detect major and minor movements, thus improving accuracy in user presence detection. By emitting and analyzing the Doppler shifts of ultrasonic signals, the devices can differentiate between significant actions, like walking, and subtle movements, such as typing on a keyboard, resulting in smarter interaction with users in various environments.

Career Highlights

Kristjansson has made significant contributions to some leading companies, including Amazon Technologies, Inc., where he honed his skills in innovation and product development. His impressive career trajectory reflects a dedication to advancing technology through patentable inventions that address real-world challenges.

Collaborations

Throughout his career, Kristjansson has collaborated with various talented professionals, including Philip Ryan Hilmes and Tarun Pruthi. These collaborations have undoubtedly contributed to the innovative advancements seen in his patented technologies and have fostered a rich environment of creativity and expertise.

Conclusion

Trausti Thor Kristjansson stands out as a notable inventor whose work significantly impacts technology relating to wall detection and presence sensing. With 31 patents to his name, his innovative approaches contribute to the intersection of acoustics and device intelligence, paving the way for future innovations in the tech industry. His ongoing contributions continue to inspire and drive forward advancements in enhancing user experience across various platforms.