Location History:
- Orwell, GB (2006)
- Hertfordshire, GB (2007)
- Herts, GB (2008)
- Royston, GB (2000 - 2015)
- Cambridge, GB (2012 - 2015)
- Hertsfordshire, GB (2016 - 2019)
Company Filing History:
4 out of 2,633 
4 out of 3,781 
3 out of 41 
Years Active: 2000-2019
Title: Innovations by Julian Hildersley in Power Amplifier Systems
Introduction
Julian Hildersley is a notable inventor based in Hertfordshire, GB, known for his significant contributions to the field of power amplifier technology. With a total of 14 patents to his name, Hildersley continues to push the boundaries of innovation in signal amplification and calibration processes.
Latest Patents
Among his latest patents, Hildersley has developed methods for calibrating a power amplifier system to compensate for envelope amplitude misalignment. This innovative approach includes several steps, such as amplifying a radio frequency signal and generating a supply voltage through an envelope tracker. The method utilizes a scaling module and a calibration module to ensure that the power amplifier corresponds to the desired gain compression, optimizing performance in various applications.
Additionally, his patent related to apparatus and methods for calibration of envelope trackers further exemplifies his expertise. This invention involves systems that utilize a variable gain amplifier (VGA) and an envelope tracker to generate a scaled envelope signal, which helps in achieving accurate supply voltage control for the power amplifier, thereby addressing envelope amplitude misalignment issues effectively.
Career Highlights
Julian Hildersley has held influential positions at reputable companies, including Skyworks Solutions, Inc. and Renesas Technology Corporation. Throughout his career, he has demonstrated a commitment to advancing power amplifier technology and has gained considerable recognition in the field.
Collaborations
Hildersley has collaborated with prominent engineers such as Taizo Yamawaki and Kazuo Watanabe, enhancing his projects through their combined expertise. These collaborations have contributed to the refinement and successful implementation of his patented technologies.
Conclusion
Julian Hildersley's impactful work in the field of power amplifier systems showcases his dedication to innovation and the advancement of technology. His patents reflect significant developments in calibration methods and contribute to the efficiency of power amplification in modern communication systems. With a solid foundation of experience and collaborative efforts, Hildersley remains a distinguished figure in the realm of technical invention.