Jong-Hu Park

Title: Jong-Hu Park: Innovator in Digital Amplification Technology

Introduction

Jong-Hu Park is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of audio technology, particularly in the development of digital amplifiers. His innovative approach has led to the creation of a unique patent that enhances audio output quality.

Latest Patents

Jong-Hu Park holds a patent for a "Digital PWM input D class amplifier by PWM negative feedback." This invention discloses a digital PWM input D class amplifier that utilizes PWM negative feedback. The amplifier consists of several key components, including a digital modulation part that modulates the PCM signal of input audio to a PWM signal. Additionally, it features a pulse width generating and correcting part that compares the PWM signal with the output signal negatively fed back, using a PWM ramp signal to generate a PWM switching signal. The output part generates an amplified output audio signal in response to the PWM switching signal, while a voltage negative feedback loop decreases harmonic components to improve audio quality. This invention effectively enhances the linearity of the output PWM by controlling the On/Off time period of the switching transistor.

Career Highlights

Throughout his career, Jong-Hu Park has worked with various companies, including Digital and Analog Co., Ltd. His experience in these organizations has contributed to his expertise in audio technology and innovation.

Collaborations

Jong-Hu Park has collaborated with notable colleagues such as Jae-Hoon Jeong and Goog-Chun Cho. Their teamwork has likely played a role in advancing their shared goals in the field of audio technology.

Conclusion

Jong-Hu Park is a distinguished inventor whose work in digital amplification technology has made a significant impact on audio quality. His innovative patent demonstrates his commitment to enhancing audio experiences through advanced engineering solutions.