Jun-Hee Jung

Title: Innovations of Jun-Hee Jung in Amplifier Technology

Introduction

Jun-Hee Jung is a notable inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of amplifier technology, holding three patents that showcase his innovative approach to enhancing communication systems.

Latest Patents

One of his latest patents is titled "Parallel combined output linear amplifier and operating method thereof." This invention features a parallel output linear amplifier that includes a transconductance amplifier designed to receive and amplify an analog input signal. The design incorporates a first pre-amplifier connected to the transconductance amplifier, which operates using a floating drive voltage. Additionally, a cascode class AB amplifier is connected to the first pre-amplifier to provide an amplified signal to the output terminal. Furthermore, the invention includes a second pre-amplifier and another cascade class AB amplifier, both configured similarly to enhance the output signal.

Another significant patent is the "Apparatus and method for removing noise of power amplifier in mobile communication system." This invention provides a transmitter for wireless communication systems, which includes a baseband signal processor that detects an envelope signal. The supply modulator generates power for the power amplifier using the detected envelope signal, while also producing a compensation signal to mitigate switching noise. This innovation allows the amplifier to produce low switching noise, thereby preventing reception degradation in mobile communication systems.

Career Highlights

Jun-Hee Jung is currently employed at Samsung Electronics Co., Ltd., where he continues to develop cutting-edge technologies in the field of electronics and communication. His work has significantly impacted the efficiency and performance of power amplifiers in mobile devices.

Collaborations

He has collaborated with notable colleagues, including Seung-Chul Lee and Sung-Jun Lee, who have contributed to his projects and innovations.

Conclusion

Jun-Hee Jung's contributions to amplifier technology reflect his dedication to advancing communication systems. His innovative patents demonstrate a commitment to improving the efficiency and performance of electronic devices.