Location History:
- Kyungki-do, KR (1997)
- Ichon, KR (2000)
- Ichon-shi, KR (2001 - 2004)
Company Filing History:
5 out of 2,340 
1 out of 6,228 
Years Active: 1997-2004
Title: Ju Il Lee: Innovator in Photodiode Technology
Introduction
Ju Il Lee is a prominent inventor based in Ichon-shi, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the development of photodiodes. With a total of 6 patents to his name, Lee's work has advanced the capabilities of image sensors used in various applications.
Latest Patents
Among his latest innovations, Lee has developed a pinned photodiode designed for image sensors. This invention focuses on a method for manufacturing a pinned photodiode using CMOS processes. The pinned photodiode features a semiconductor layer of a first conductivity type, along with at least two first doping regions of a second conductivity type. These regions are alternately formed in the semiconductor layer and connected at their edges to maintain the same potential. The design includes a plurality of PN junctions, which enhance the capturing capacity of photoelectric charges generated in the photodiode.
Career Highlights
Ju Il Lee has worked with notable companies in the semiconductor industry, including Hyundai Electronics Industries Co. Ltd. and Hynix Semiconductor Inc. His experience in these organizations has contributed to his expertise in photodiode technology and semiconductor manufacturing processes.
Collaborations
Lee has collaborated with several professionals in his field, including Nan Yi Lee and Woodward Yang. These partnerships have likely fostered innovation and the exchange of ideas within the semiconductor community.
Conclusion
Ju Il Lee's contributions to photodiode technology and his innovative patents have positioned him as a key figure in the semiconductor industry. His work continues to influence advancements in image sensor technology, showcasing the importance of innovation in this field.