This inventor holds 1 USPTO granted patent. Top assignee: Samsung Electro-Mechanics Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Kyujin Choi: Power Amplifier Innovation
Introduction
Kyujin Choi is an inventor associated with Suwon-si, South Korea, and Samsung Electro-Mechanics Co., Ltd. His listed patent concerns power-amplifier circuitry for radio-frequency applications.
Latest Patents
Choi is credited with 1 patent, titled “Power amplifier.” The invention describes two power transistors that amplify separate input radio-frequency signals. Transistors provide bias currents to the power transistors, while a detection circuit measures a value corresponding to the magnitude of either output signal. A power-supply voltage control circuit then adjusts one or both transistor supply voltages in response to that measurement.
Career Highlights
The available information connects Choi’s patent work with Samsung Electro-Mechanics Co., Ltd. His listed invention focuses on coordinating output-signal detection and voltage adjustment in a power amplifier.
Collaborations
Jaehyouck Choi is identified as a coworker. The provided information does not specify a direct role for him in the patent.
Conclusion
Kyujin Choi’s listed patent addresses adaptive voltage control in a radio-frequency power amplifier, reflecting his documented contribution to electronics innovation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile