Ho-keun Cho

Title: Innovations by Ho-keun Cho in Phase-Change Memory Technology

Introduction

Ho-keun Cho is a notable inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of memory technology, particularly in phase-change random access memory (PRAM) devices. With a total of 2 patents to his name, Cho's work has implications for the future of data storage and processing.

Latest Patents

One of Cho's latest patents focuses on methods of operating phase-change random access memory devices. This invention includes a PRAM device that comprises multiple banks, column redundancy cell arrays, and column redundancy write drivers. Each of these components is designed to work in tandem, allowing for efficient data writing and testing. The column redundancy write drivers are specifically configured to transmit redundancy test data in response to a test control signal, enhancing the reliability of data storage.

Another significant patent by Cho involves phase-locked loops capable of burn-in testing with an increased locking range. In this invention, a phase detector identifies the phase difference between two clock signals and generates a control voltage accordingly. This innovation allows for improved testing methods, ensuring that the phase difference can be adjusted during burn-in tests, which is crucial for the reliability of electronic devices.

Career Highlights

Ho-keun Cho is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His work at Samsung has positioned him as a key player in the development of advanced memory technologies.

Collaborations

Throughout his career, Cho has collaborated with talented individuals such as Byung-Gil Choi and Ki-sung Kim. These collaborations have contributed to the successful development of innovative technologies in the field of memory devices.

Conclusion

Ho-keun Cho's contributions to phase-change memory technology demonstrate his expertise and innovative spirit. His patents reflect a commitment to advancing the capabilities of memory devices, which are essential for modern computing. The impact of his work will likely be felt in the technology industry for years to come.