Kyu Hwan Shim

Title: Innovations of Kyu Hwan Shim

Introduction

Kyu Hwan Shim is a prominent inventor based in Daejon-Shi, South Korea. He has made significant contributions to the field of electronics, holding a total of 8 patents. His work focuses on enhancing electronic devices and systems, showcasing his innovative spirit and technical expertise.

Latest Patents

One of his latest patents is the "Automatic Gain Control Feedback Amplifier." This invention provides a feedback amplifier capable of easily controlling its dynamic range without the need for a separate gain control signal generation circuit. The design includes an input terminal that detects input voltage from input current, a feedback amplification unit that amplifies the input voltage to generate an output signal, and an output terminal that outputs the amplified signal. The feedback amplification unit features a feedback circuit unit with a feedback resistor and a feedback transistor, along with a bias circuit unit that supplies a predetermined bias voltage to the feedback transistor.

Another notable patent is the "Optoelectronic Device Having Dual-Structural Nano Dot and Method for Manufacturing the Same." This invention enhances the optoelectronic effect, such as light emission or reception, by forming a dual-structural nano dot to increase the confinement density of electrons and holes. The device comprises an electron injection layer, a nano dot, and a hole injection layer, with the nano dot featuring a dual structure composed of an external nano dot and an internal dot. The manufacturing method involves several steps, including forming an electron injection layer on a semiconductor substrate and growing a nano dot layer through an epi-growth method.

Career Highlights

Kyu Hwan Shim is currently affiliated with the Electronics and Telecommunications Research Institute, where he continues to innovate and contribute to advancements in technology. His work has garnered attention for its practical applications and potential impact on the electronics industry.

Collaborations

He has collaborated with notable colleagues, including Jin Yeong Kang and Mun Cheol Baek, further enhancing the scope and depth of his research and inventions.

Conclusion

Kyu Hwan Shim's contributions to the field of electronics through his innovative patents demonstrate his commitment to advancing technology. His work not only reflects his expertise but also has the potential to influence future developments in the industry.