WIMLT - Wireless-enabled In-track Magnetic Levitation Transport system

The WIMLT project is a German–Korean joint R&D initiative aimed at developing a next-generation intra-logistics transport system for ultra-clean, high-precision manufacturing environments, such as semiconductor, display, battery, and pharmaceutical production. The project runs from December 2025 to November 2028 and is supported under the 11th German–Korean Call for Proposals for Joint R&D Projects.

Motivation and Industrial Need
Modern semiconductor and display fabrication processes impose extreme requirements on cleanliness, precision, and reliability. Conventional conveyor systems and contact-based linear drives generate particles, friction, and heat, which can severely degrade yield and process stability - especially in photolithography and vacuum-based processes.
While existing magnetic levitation (maglev) transport systems offer contactless motion, many current solutions rely on heavy carriers with embedded electronics or complex track-side sensor installations. These approaches often suffer from high costs, limited scalability, intensive maintenance, and poor adaptability to smart factory concepts.

Core Concept and Innovation
WIMLT introduces a novel hybrid in-track maglev architecture that fundamentally rethinks how sensing, control, and communication are distributed within the system. Instead of placing all sensors and control electronics on the track or fully embedding them in the carrier, WIMLT relocates lightweight gap and motion sensors onto the moving carrier, while complex power electronics and control units remain on the track side.
A key enabler of this architecture is ultra-low-latency, high-reliability wireless communication, which replaces wired connections between the carrier and the track. This design significantly improves flexibility, reduces wiring complexity, and enables operation in vacuum and cleanroom environments where cables are undesirable.

Consortium and Collaboration
WIMLT is realized by a strong consortium of industrial and academic partners from Korea and Germany. Korean partners lead mechanical design, electromagnetic systems, controller design, and industrial validation, while German partners contribute expertise in wireless communication, delay-robust control, AI-based algorithms, localization, and digital twin platforms. This complementary structure ensures both technological excellence and industrial relevance.