Company Filing History:
Years Active: 2016-2023
Title: Innovations of Dongchul Choi
Introduction
Dongchul Choi is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work primarily focuses on enhancing the efficiency and performance of semiconductor devices.
Latest Patents
One of his latest patents is a semiconductor device that includes a data sampler configured to receive a data signal with a first frequency. This device samples the data signal with a clock signal of a higher frequency, outputting data for a time corresponding to a unit interval of the data signal. Additionally, it features an error sampler that samples the data signal with an error clock signal, producing multiple pieces of error data for the same time interval. An eye-opening monitor circuit is also included to compare the data with the error data, obtaining an eye diagram of the data signal.
Another notable patent is a hybrid clock and data recovery circuit. This circuit includes a sampler for incoming data bits, a phase detector for generating edge position and polarity signals, and a finite state machine to save the current edge position state. The circuit is designed to adjust the edge offset of the reference clock and recover incoming data efficiently. It operates with different latencies depending on the mode, ensuring low latency and quick lock time.
Career Highlights
Dongchul Choi is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His work at Samsung has allowed him to contribute to cutting-edge innovations in semiconductor technology.
Collaborations
He has collaborated with notable coworkers, including Jung-Hee Lee and Jongshin Shin, who have also made significant contributions to the field.
Conclusion
Dongchul Choi's innovative work in semiconductor technology has led to advancements that enhance device performance and efficiency. His contributions are vital to the ongoing evolution of technology in this field.