Company Filing History:
Years Active: 2024-2025
Title: Innovations by Chulgeun Lim
Introduction
Chulgeun Lim is a notable inventor based in Gunsan-si, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on enhancing memory storage solutions, which are crucial for modern electronic devices.
Latest Patents
Chulgeun Lim's latest patents include an embedded flash memory and a write operation method. This innovation provides an embedded flash memory that consists of a memory cell array with multiple memory cells. It features an automatic verification controller that includes a TRIM calibration for providing a write voltage, a time controller for managing write time, and a high voltage generator to supply the write voltage to the memory cell array. Additionally, it has an input buffer for storing input data, a sense amplifier for generating read data, and a data comparator for comparing read data with input data.
Another significant patent is a semiconductor device that incorporates a non-volatile memory with high-speed read operations. This device includes a memory cell array with several memory cells and a bit line selection circuit. The circuit features a main select transistor and multiple sub-select transistors that work in parallel to transfer read current from the bit line to the memory cell. A sense amplifier is also included, which compares a reference current with the memory current drawn by the memory cell and outputs a signal based on the input voltage.
Career Highlights
Chulgeun Lim is currently employed at SK Keyfoundry Inc., where he continues to innovate in the semiconductor field. His work has contributed to advancements in memory technology, making devices faster and more efficient.
Collaborations
Chulgeun Lim collaborates with talented coworkers, including Youngchul Seo and Weon-Hwa Jeong. Their combined expertise fosters a creative environment that drives innovation in their projects.
Conclusion
Chulgeun Lim's contributions to semiconductor technology through his patents demonstrate his commitment to advancing memory solutions. His work not only enhances device performance but also paves the way for future innovations in the field.