This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignees: Axiom Microdevices, Inc., Infineon Technologies Ag. Active years: 2009-2010.
Company Filing History:
2 out of 23 
1 out of 15,016 
Years Active: 2009-2010
Title: The Innovations of Roberto Aparico Joo
Introduction
Roberto Aparico Joo is an accomplished inventor based in Newport Beach, CA. He has made significant contributions to the field of power amplification technology. With a total of 2 patents to his name, Joo's work has had a notable impact on the industry.
Latest Patents
Roberto Joo's latest patents include a system and method for power amplifier output power control. This innovative system is designed to control amplifier power effectively. It features a voltage envelope detector that receives a voltage signal and generates a voltage envelope signal. Additionally, a current envelope detector receives a current signal and generates a current envelope signal. The power amplifier level controller then receives the greater of these two signals. This is achieved by connecting the outputs of both detectors at a common point and conducting high-frequency current components to ground via a capacitor. A power amplifier level control signal is generated based on the voltage drop across the capacitor.
Career Highlights
Throughout his career, Roberto Joo has worked with notable companies such as Axiom Microdevices, Inc. and Infineon Technologies AG. His experience in these organizations has contributed to his expertise in power amplifier technologies.
Collaborations
Roberto has collaborated with talented individuals in the field, including Rahul Magoon and Ichiro Aoki. These partnerships have further enhanced his innovative capabilities.
Conclusion
Roberto Aparico Joo is a distinguished inventor whose work in power amplifier technology continues to influence the industry. His patents reflect his commitment to innovation and excellence in engineering.