Joo-Hwan Cho

Title: Joo-Hwan Cho: Innovator in Semiconductor Technology

Introduction

Joo-Hwan Cho is a notable inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of semiconductor technology, holding two patents that showcase his expertise and innovative spirit. His work has had a considerable impact on the development of integrated circuits and memory devices.

Latest Patents

Joo-Hwan Cho's latest patents include a phase-locked loop and an integrated circuit chip that incorporates this technology. The phase-locked loop features a phase detection unit that compares the phase of a feedback clock with an input clock. It also includes a clock generation unit that adjusts the frequency of a first clock based on the comparison results. Additionally, the integrated circuit chip is designed to operate in both test and normal modes, generating output clocks at different division ratios. Another patent involves a semiconductor memory device that receives external clock signals and includes a frequency conversion unit to synchronize these signals. This device also features a phase comparison unit and a signal transfer unit to enhance its functionality.

Career Highlights

Throughout his career, Joo-Hwan Cho has worked with prominent companies in the semiconductor industry, including Hynix Semiconductor Inc. and SK Hynix Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in technology.

Collaborations

Joo-Hwan Cho has collaborated with talented individuals in his field, including Yong-Suk Joo and Hae-Rang Choi. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Joo-Hwan Cho is a distinguished inventor whose work in semiconductor technology has led to significant advancements in integrated circuits and memory devices. His patents reflect his innovative approach and dedication to enhancing technology in the industry.