Company Filing History:
Years Active: 2020-2021
Title: Ki-chang Jang: Innovator in Memory Device Technology
Introduction
Ki-chang Jang is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of memory devices, holding a total of 3 patents. His work primarily focuses on enhancing the efficiency and functionality of non-volatile memory technologies.
Latest Patents
One of Ki-chang Jang's latest patents is a memory device that includes a charge pump circuit. This non-volatile memory device features a memory cell array with multiple memory cells and a voltage generator that supplies voltage to the memory cell array. The voltage generator consists of a charge pump circuit, a switching circuit, and a stage controller. The charge pump circuit is designed to output a pump voltage and current based on the number of pump units receiving input voltage. The switching circuit outputs the pump voltage, while the stage controller manages the pump units' operation based on the pump current.
Another notable patent is related to a voltage generator and its operating method. This method involves providing a reference voltage and sensing the charge current magnitude for increasing voltages across several word lines. The process includes determining if the sensed charge current exceeds a peak current value and adjusting the reference voltage accordingly. This innovative approach enhances the performance of voltage generators in memory devices.
Career Highlights
Ki-chang Jang is currently employed at Samsung Electronics Co., Ltd., where he continues to push the boundaries of memory technology. His work has been instrumental in developing advanced memory solutions that cater to the growing demands of modern electronics.
Collaborations
Throughout his career, Ki-chang Jang has collaborated with notable colleagues, including Se-heon Baek and Dae-seok Byeon. These collaborations have fostered a creative environment that has led to groundbreaking advancements in memory device technology.
Conclusion
Ki-chang Jang's contributions to the field of memory devices exemplify his innovative spirit and dedication to technological advancement. His patents reflect a deep understanding of memory technology and its applications in modern electronics.