Location History:
- Incheon, KR (2012)
- Daejeon, KR (2015 - 2023)
Company Filing History:
3 out of 370 
2 out of 297 
1 out of 3 Years Active: 2012-2023
Title: Jin Ho Choi: Innovator in LED Technology
Introduction
Jin Ho Choi is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of LED technology, holding a total of 6 patents. His work focuses on enhancing the efficiency and performance of LED driving devices and methods.
Latest Patents
Among his latest patents are an LED driving device and an LED driving method. The LED driving technology disclosed in these patents allows for an increase in the fineness of the gray scale without raising the frequency of a clock. This is achieved by combining multiple driving current sources to generate a driving current supplied to a single driving line. Additionally, he has developed an LED display driving device and an LED display device. This method controls the grayscale of pixels divided by N subframes, where N is a natural number of 2 or greater. A pulse width modulation (PWM) control value for each subframe is calculated by a precalculator located at the front end of latches, simplifying the circuit design.
Career Highlights
Jin Ho Choi has worked with notable companies such as Silicon Works Co., Ltd. and the Korea Research Institute of Standards and Science. His experience in these organizations has contributed to his expertise in LED technology and innovation.
Collaborations
Throughout his career, Jin Ho Choi has collaborated with talented individuals, including Jang Su Kim and Byong Chon Park. These collaborations have further enriched his work and led to advancements in the field.
Conclusion
Jin Ho Choi is a distinguished inventor whose contributions to LED technology have made a significant impact. His innovative patents and collaborations highlight his dedication to advancing the field.