Location History:
- Takasaki, JP (2011 - 2013)
- Kawasaki, JP (2015)
- Kanagawa, JP (2016)
Company Filing History:
6 out of 7,525 
1 out of 557 
Years Active: 2011-2016
Title: Innovations of Sungwoo Cha
Introduction
Sungwoo Cha is a notable inventor based in Takasaki, Japan. He has made significant contributions to the field of high-frequency signal processing and wireless communication systems. With a total of six patents to his name, Cha's work focuses on reducing distortion in harmonic rejection mixers and enhancing the performance of communication systems.
Latest Patents
One of his latest patents is a method for reducing second order distortion in harmonic rejection mixers. This method involves adjusting the output current of two mixers to minimize intermodulation distortion in both in-phase and quadrature baseband signals. Another significant patent is related to a high-frequency signal processor and wireless communication system. This invention addresses the need to reduce secondary intermodulation distortion in reception circuits, utilizing a test signal generating circuit to optimize performance.
Career Highlights
Sungwoo Cha has worked with prominent companies in the technology sector, including Renesas Electronics Corporation and Imec. His experience in these organizations has allowed him to develop innovative solutions that address complex challenges in signal processing.
Collaborations
Cha has collaborated with esteemed colleagues such as Satoshi Tanaka and Hiroshi Kamizuma. Their combined expertise has contributed to advancements in the field of wireless communication.
Conclusion
Sungwoo Cha's innovative work and patents have significantly impacted the field of high-frequency signal processing. His dedication to reducing distortion in communication systems showcases his commitment to advancing technology.