Ji-Seon Paek

Title: Innovator Spotlight: Ji-Seon Paek and His Contributions to Amplifier Technology

Introduction: Ji-Seon Paek, based in Gyeonggi-do, South Korea, is a prominent inventor with significant contributions to the field of electrical engineering. With an impressive portfolio of two patents, Paek is dedicated to advancing technology through innovative features in amplifiers.

Latest Patents: Paek's latest patents highlight his expertise in amplifier technology. The first patent, titled "Parallel combined output linear amplifier and operating method thereof," describes a parallel output linear amplifier that comprises a transconductance amplifier receiving and amplifying an analog input signal. This device integrates a first pre-amplifier and a cascode class AB amplifier, ensuring the amplified signal is efficiently directed to its output terminal. The invention also includes a second pre-amplifier, also operated with a floating drive voltage, enhancing the performance and reliability of the amplifier system.

His second patent, "Method and apparatus for supplying power to a radio frequency power amplifier," presents a novel approach to managing power supply from a wireless transmitter to an RF power amplifier. This invention incorporates a supply modulator that utilizes a power control signal from a modem to dynamically change the operating mode by adjusting reference voltage levels. By combining output signals from linear and switching regulators, the device effectively ensures optimal power distribution to enhance performance.

Career Highlights: Ji-Seon Paek has made significant strides in his professional journey at Samsung Electronics Co., Ltd., where his work focuses on cutting-edge advancements in audio and communication technologies. His research and developments aim at optimizing performance, efficiency, and reliability in various applications.

Collaborations: Throughout his innovative career, Paek has collaborated with esteemed colleagues such as Sung-Jun Lee and Seung-Chul Lee. Working alongside talented engineers and researchers further enriches his projects and drives the innovation of groundbreaking technologies.

Conclusion: Ji-Seon Paek's contributions to amplifier technology through his patents are a testament to his innovative spirit and dedication to enhancing electronic devices. His work at Samsung Electronics Co., Ltd. positions him as a key figure in the field, and his ongoing collaborations are likely to yield further advancements in technology that will influence the industry for years to come.