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About

Hyeongcheol Lee is a researcher dedicated to advancing the physical safety of robotic systems, with a primary focus on human–robot interaction and the design of inherently safe manipulators. His work centers on developing mechanical solutions—such as variable-threshold torque joints and spring-clutch mechanisms—that enable robots to operate safely alongside humans without relying solely on software-based control. Lee’s most influential paper, “Joint configuration for physically safe human–robot interaction of serial-chain manipulators” (2016), has garnered 13 citations and proposes a novel strategy for configuring multi-degree-of-freedom manipulators to minimize injury risk during collisions. His earlier studies on safe joint design and spring-clutch manipulators, cited 9 and 5 times respectively, provide foundational insights into how mechanical compliance can be integrated into serial-chain robots. Notably, Lee’s research addresses a critical gap: while most safety mechanisms are tested at the single-joint level, his work emphasizes the complexities of multi-axis systems, where joint configuration plays a pivotal role in overall safety. More recently, he has expanded into energy prediction control for hybrid electric vehicles, demonstrating versatility. With a cumulative citation count of 32, Lee’s contributions are shaping the next generation of safer, more collaborative robots.