Funding

This work was supported in part by the GRRC program of Gyeonggi Province (GRRC-KAU-2025-B01, Development of Cinema Sound-Transmissive Display for the Substitution for Traditional Projector and Screen Systems) and by the Korea Institute of Energy Technology Evaluation and Planning (KETEP) grant funded by the Korea government (MOTIE) (Sector coupling energy industry advancement manpower training program, RS-2022-KP002703).