Na-Ra Kim

Title: Na-Ra Kim: Innovator in Semiconductor Technology

Introduction

Na-Ra Kim is a prominent inventor based in Seongnam-si, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on advancing memory devices and semiconductor structures, which are crucial for modern electronic applications.

Latest Patents

One of Na-Ra Kim's latest patents is titled "Semiconductor device having buried channel array." This invention describes a semiconductor device that includes field regions in a substrate to define active regions. It features gate trenches, including active trenches disposed across the active region and field trenches in the field regions. The word lines fill the gate trenches and extend in a first direction, with active gate electrodes occupying the active trenches and field gate electrodes occupying the field trenches. Notably, the bottom surface of each field gate electrode is positioned at a higher level than the bottom surfaces of the active gate electrodes.

Another significant patent is "Memory device, memory system, and operation method thereof." This patent outlines a memory device comprising a memory cell array with first and second word lines located adjacent to each other. It includes a first memory cell connected to the first word line and a second memory cell connected to the second word line. The invention also features a word line voltage supplying unit that transitions the word line voltage of the first word line in response to a control signal, ensuring efficient operation during voltage transitions.

Career Highlights

Na-Ra Kim is currently employed at Samsung Electronics Co., Ltd., a leading global technology company. His work at Samsung has allowed him to be at the forefront of semiconductor innovation, contributing to the development of advanced memory technologies that are essential for various electronic devices.

Collaborations

Throughout his career, Na-Ra Kim has collaborated with notable colleagues, including Sung-Hee Lee and Dae-Sin Kim. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas in the semiconductor field.

Conclusion

Na-Ra Kim's contributions to semiconductor technology through his patents and work at Samsung Electronics Co., Ltd. highlight his role as a key innovator in the industry. His inventions are paving the way for advancements in memory devices and semiconductor structures, which are vital for the future of electronics.