Company Filing History:
Years Active: 2007-2008
Title: The Innovations of Shuji Tomono
Introduction
Shuji Tomono is a notable inventor based in Saku, Japan. He has made significant contributions to the field of high-frequency power amplification, holding two patents that showcase his innovative approach to technology. His work primarily focuses on enhancing the efficiency and performance of power amplifiers used in communication systems.
Latest Patents
One of his latest patents is a high-frequency power amplifier circuit. This invention provides a solution for obtaining sufficient detection output even when the requested output power level is low. It features a control loop that utilizes detection output to perform desired output power control in radio communication systems. The circuit configuration includes an output power detection circuit that improves detection sensitivity based on the current supplied according to the output power control voltage.
Another significant patent is a power source circuit for high-frequency power amplifying circuits. This circuit is designed for portable telephones, particularly those using GSM or WCDMA communication systems. It combines a series regulator, which reaches high levels quickly but has lower power efficiency, with a switching regulator that is more efficient but slower to reach high levels. This dual approach allows for rapid voltage increases when necessary, enhancing the overall performance of the device.
Career Highlights
Shuji Tomono is currently employed at Renesas Technology Corporation, where he continues to innovate in the field of electronics. His work has been instrumental in developing technologies that improve communication systems, making them more efficient and reliable.
Collaborations
Throughout his career, Shuji has collaborated with talented individuals such as Hiroki Sugiyama and Takashi Soga. These collaborations have contributed to the advancement of technology in their respective fields.
Conclusion
Shuji Tomono's contributions to high-frequency power amplification and power source circuits demonstrate his commitment to innovation in technology. His patents reflect a deep understanding of the challenges in communication systems and provide effective solutions to enhance their performance.