Hyun-chul Ha

Title: Hyun-chul Ha: Innovator in Integrated Circuit Technology

Introduction

Hyun-chul Ha is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of integrated circuit technology, holding a total of 4 patents. His work focuses on innovative methods for measuring and generating high voltages in integrated circuits, particularly in flash memory devices.

Latest Patents

One of his latest patents involves a method for measuring high voltages in an integrated circuit using a common measurement pad. This invention includes operational circuits that operate from power supply voltages and high voltages generated within the integrated circuit. The circuit features a common high voltage measurement pad and high voltage switch units that transmit corresponding high voltages in response to enable signals. This technology is particularly relevant for non-volatile memory cells, such as flash memory cells.

Another notable patent is a circuit and method for generating high voltage for the programming operation of flash memory devices. This high voltage generator includes a voltage pumping unit that generates high voltage in response to a pumping clock signal. It also features a transistor and a voltage distributor that work together to ensure the high voltage is maintained at optimal levels for programming operations.

Career Highlights

Hyun-chul Ha is currently employed at Samsung Electronics Co., Ltd., a leading company in the electronics industry. His work at Samsung has allowed him to push the boundaries of integrated circuit technology and contribute to advancements in memory devices.

Collaborations

He has collaborated with notable coworkers, including Jong-Hwa Kim and Oh-suk Kwon, who have also contributed to the field of integrated circuits.

Conclusion

Hyun-chul Ha's innovative work in integrated circuit technology has led to significant advancements in the measurement and generation of high voltages, particularly in flash memory devices. His contributions continue to impact the electronics industry positively.