Location History:
- Taegukwangyok-shi, KR (2002)
- Suwon-si, KR (2011)
- Seoul, KR (2017 - 2019)
Company Filing History:
3 out of 131,906 
1 out of 11,026 
1 out of 2,623 
Years Active: 2002-2019
Title: Sang-Ha Lee: Innovator in Memory and Communication Technologies
Introduction
Sang-Ha Lee is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the fields of memory controllers and communication systems. With a total of 4 patents, his work has advanced the technology landscape in these areas.
Latest Patents
Sang-Ha Lee's latest patents include a memory controller and a semiconductor memory system, along with an operating method thereof. This innovative operation method involves reading second data from memory cells when a hard decision error correction decoding operation based on first data fails. It also includes calculating a Log-Likelihood Ratio (LLR) of each bit-data included in the first data and performing a soft decision error correction decoding operation based on the LLR. His work on the apparatus and method for transmitting and receiving signals in communication systems supports bit-interleaved coded modulation with an iterative decoding scheme. This is particularly relevant for pre-5G and 5G communication systems, aiming to provide higher data rates beyond the 4G communication systems.
Career Highlights
Sang-Ha Lee has worked with leading companies in the technology sector, including Samsung Electronics Co., Ltd. and SK Hynix Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of memory and communication technologies.
Collaborations
Throughout his career, Sang-Ha Lee has collaborated with notable professionals in the field, including Jeong-Seok Ha and Dae-Sung Kim. These collaborations have further enriched his work and expanded the impact of his inventions.
Conclusion
Sang-Ha Lee is a distinguished inventor whose contributions to memory and communication technologies have been significant. His innovative patents and collaborations with leading companies and professionals highlight his role in advancing these critical fields.