This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignees: Samsung Electronics Co., Ltd., Samsung Electronics Ltd.. Active years: 2020-2026.
Location History:
- Suwon-si, KR (2020)
- Yongin-si, KR (2023)
Company Filing History:
2 out of 132,108 
1 out of 5,871 Years Active: 2020-2026
Title: Changhyun Baek: Innovator in Communication Technology
Introduction
Changhyun Baek is a prominent inventor based in Suwon, South Korea. He has made significant contributions to the field of communication technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and performance of communication systems.
Latest Patents
Changhyun Baek's latest patents include a "Communication apparatus for supporting envelope tracking modulation" and an "envelope delay optimization method." The first patent provides a method that estimates adjacent channel leakage ratios based on a test output signal from a power amplifier. It involves selecting a test delay value corresponding to the largest estimated adjacent channel leakage ratio and supplying a voltage to the power amplifier based on an envelope signal delayed according to this value. The second patent describes a device for controlling spectral regrowth, which includes a transmission signal processor that generates a baseband transmission signal and a controller that adjusts the delay of an envelope tracking path. This innovation aims to optimize the performance of radio frequency transmission signals.
Career Highlights
Changhyun Baek is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His work at Samsung has allowed him to develop cutting-edge technologies that contribute to the advancement of communication systems.
Collaborations
Throughout his career, Changhyun Baek has collaborated with talented individuals such as Hongmin Choi and Haedong Yeon. These collaborations have fostered innovation and have led to the successful development of new technologies in the field.
Conclusion
Changhyun Baek's contributions to communication technology through his patents and work at Samsung Electronics Co., Ltd. highlight his role as an influential inventor in the industry. His innovative methods and devices continue to shape the future of communication systems.