Company: GCTS
Filing Date: 2025-03-26
Form Type: 424B3
Source: 0000929638-25-001281
Chunk: 152

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-03-26
Form: 424B3
Chunk 152
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. in the high performance CPU architecture, also from Seoul National University. Alex Sum is our Sr. Vice President of Sales and Marketing and, prior to the Business Combination had served as Vice President of Sales and Marketing at GCT since 2013. From 2002 to 2013, Mr. Sum has served as GCT’s Vice President of Marketing and Business Development. From March 1992 to May 2002, Mr. Sum was Product Marketing Manager at Philips Semiconductor, the predecessor company of NXP Semiconductors, N.V., a semiconductor manufacturing company. From March 1983 to January 1992, Mr. Sum was Product/Test Engineering Supervisor at Supertex Inc., a technology company producing high voltage analog and mixed signal semiconductor components. From September 1977 to March 1983, Mr. Sum was Product / Test Engineering Supervisor at Fairchild 79 Semiconductor International, Inc., a mixed signal, memory and discrete semiconductor company. From April 1975 to September 1977, Mr. Sum was Test/Wafer fab processing Engineering at Siliconix, the predecessor company of Vishay Intertechnology, Inc., a mixed signal, analog semiconductor company. Mr. Sum holds a B.S. in Electrical Engineering from San Jose State University. Directors Kyeongho Lee, Ph.D. is the Chairman of our Board and is a co-founder of the Company and, prior to the Business Combination had served as a Chairman of GCT’s board of directors since 2000. Since 2002, Dr. Lee has served as a member of the board of directors of Anapass, a Korean Stock Exchange (“KOSDAQ”) listed fabless semiconductor company that supplies advanced panel controller solutions. From 1995 to 1998, Dr. Lee served as a member of the technical staff at Silicon Image Inc., a provider of advanced, interoperable connectivity solutions for high-definition displays. As a member of Silicon Image’s engineering division, Dr. Lee created and patented the technology for the PanelLink flat panel display, which was adopted as the worldwide standards known as DVI and HDMI. Dr. Lee holds 17 U.S. patents on RF direct conversion and other RF design techniques, which laid the foundation for the development of GCT’s proprietary CMOS RF and single-chip technology. Dr. Lee holds a B.S., M.S. and Ph.D. in Electrical Engineering from Seoul National University, where he was granted the Distinguished Dissertation award for his Ph.D. thesis on CM