Location History:
- Cambridge, GB (2012 - 2014)
- Cambridgeshire, GB (2011 - 2016)
- Milton, GB (2012 - 2016)
Company Filing History:
11 out of 258 
3 out of 99 
Years Active: 2011-2016
Title: **David Chappaz: A Pioneer in Pulse-Width Modulation Technology**
Introduction
David Chappaz, an accomplished inventor based in Milton, GB, has made significant contributions to the field of pulse-width modulation. With a remarkable portfolio of 14 patents, Chappaz's innovative designs focus on advancing the efficiency and functionality of signal processing technologies.
Latest Patents
Among Chappaz's latest patents is a pulse-width modulation generator that features a PWM modulator and a loop filter. This generator is designed to enhance the signal output by filtering input signals before modulation. The inclusion of a feedback loop and a comb filter allows for precise signal processing, resulting in a high-quality pulse-width modulated signal. Another notable patent involves devices and methods for converting signals into pulse-width modulated signals, utilizing a noise-shaping loop that operates at a lower frequency than conventional PWM modulators. This innovation not only reduces power requirements but also simplifies synchronization, showcasing Chappaz's dedication to improving technology.
Career Highlights
David Chappaz has held key positions in reputable companies, including Cambridge Silicon Radio Limited and Qualcomm Technologies International, Ltd. His experience in these industry-leading organizations has allowed him to cultivate an expertise in signal processing and modulation techniques, paving the way for his innovative patents.
Collaborations
During his career, Chappaz has collaborated with prominent professionals in the field, notably Diego Giancola and Duncan Mcleod. These partnerships have not only enriched his work but have also contributed to the development of groundbreaking technologies in pulse-width modulation.
Conclusion
David Chappaz stands out as a leading inventor in the realm of pulse-width modulation technology. His 14 patents reveal a commitment to innovation and excellence in signal processing. As he continues to push the boundaries of technology, the impact of his work is likely to be felt across various industries for years to come.