Kwun-soo Cheon

Title: Innovations by Kwun-soo Cheon

Introduction

Kwun-soo Cheon is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work focuses on enhancing the efficiency and effectiveness of memory cell testing in semiconductor devices.

Latest Patents

One of his latest patents is related to a semiconductor device testing memory cells and a test method. This invention discloses a semiconductor device capable of testing memory cells, which includes a plurality of terminals configured to receive similar data during a test mode. It also features a plurality of buffers that receive data from corresponding terminals and output either the data or modified data to corresponding memory cells based on a control signal. Additionally, a control unit generates multiple control signals, each applied to a corresponding buffer.

Another notable patent is the parallel bit test apparatus and method, which aims to reduce test time. This apparatus is included in memory chips stacked in a multi-chip package (MCP) that share a set of data signal lines. It comprises a comparing unit that outputs a data signal representing a comparison between test data signals provided to a specific memory chip and the corresponding data signals output from it. Furthermore, a coding unit outputs the representative data signal using a first subset of the shared data signal lines, ensuring that this subset does not overlap with others used by coding units of different memory chips.

Career Highlights

Kwun-soo Cheon is currently employed at Samsung Electronics Co., Ltd., a leading company in the electronics industry. His work at Samsung has allowed him to be at the forefront of semiconductor innovation, contributing to advancements that have a significant impact on technology.

Collaborations

He has collaborated with notable coworkers such as Yong-hwan Cho and Hyun-Soon Jang, further enhancing the innovative environment at Samsung Electronics.

Conclusion

Kwun-soo Cheon is a distinguished inventor whose work in semiconductor technology has led to several important patents. His contributions continue to shape the future of memory cell testing and semiconductor devices.