Location History:
- Lausanne, CH (2005 - 2019)
- Vaud, CH (2022)
Company Filing History:
6 out of 1,350 
2 out of 184 
1 out of 21 Years Active: 2005-2024
Title: The Innovations of Lionel Nicolas Portmann
Introduction
Lionel Nicolas Portmann is a notable inventor based in Vaud, Switzerland. He has made significant contributions to the field of touch sensing technology, holding a total of 10 patents. His work focuses on enhancing the performance and efficiency of touch sensors, particularly in reducing electromagnetic emissions.
Latest Patents
Among his latest patents is the "Digital-to-analog controller-referenced touch sensing system, and related systems, methods, and devices." This invention addresses the shaping of a waveform of a reference signal used by a driver of a touch sensor. It aims to limit electromagnetic emissions (EME) during the sensing operation. The patent also discusses a DAC referenced touch sensor driver that controls the amount of EME emitted by the touch sensor. Furthermore, it includes methods for compensating for foreign noise effects at a touch sensor by adjusting the shape of a reference signal based on changes to the sampling rate.
Career Highlights
Lionel has worked with prominent companies in the technology sector, including Microchip Technology Inc. and Elan Microelectronics Corporation. His experience in these organizations has contributed to his expertise in developing innovative touch sensing solutions.
Collaborations
Throughout his career, Lionel has collaborated with notable professionals in the field, including Fredrik Jonsson and Richard Paul Collins. These partnerships have likely enriched his work and led to advancements in touch sensing technology.
Conclusion
Lionel Nicolas Portmann's contributions to touch sensing technology through his patents and collaborations highlight his role as an influential inventor in the industry. His innovative approaches continue to shape the future of touch sensor applications.