Textile-based,chip-less,wireless body sensor networks(WBANs)offer continuous,wireless monitoring of physiological signals from passive sensors distributed across body locations,representing a promising solution for da...Textile-based,chip-less,wireless body sensor networks(WBANs)offer continuous,wireless monitoring of physiological signals from passive sensors distributed across body locations,representing a promising solution for daily wearable sensing.Here,we introduce an all-textile,chipless,and battery-free textile-based body sensor network(tBSN)capable of simultaneously monitoring multiple passive sensors across the body.The tBSN is seamlessly integrated into conventional textiles via digital embroidery of flexible conductive fiber electrodes.Single-node tBSN exhibits robust wireless transmission over interconnect up to 40 cm and demonstrates durability under various conditions.By arranging multiple single-node sensor networks into a concentric multi-hub antenna architecture,we extend the system to a multi-node tBSN,enabling simultaneous wireless monitoring of distributed passive sensors within a single frequency scan.A wearable garment incorporating the multi-node tBSN tracked biomechanical signals from the vastus lateralis and knee joint during motion,highlighting its significant potential for personalized rehabilitation,fitness-assistive technologies,and advanced gait analysis.展开更多
基金supported by the National Research Foundation of Korea(NRF)grant funded by the Korea government(MSIT)(RS-2021-NR061513,RS-2025-16071089)supported by Basic Science Research Program through the National Research Foundation of Korea(NRF)funded by the Ministry of Education(RS-2025-25420118)+1 种基金supported by the Council of Science&Technology(NST)grant by the Korea government(NSIT)(No.GTL25041-000)the DGIST R&D Program of the Ministry of Science and ICT(2025010373,25-IRJoint-06).
文摘Textile-based,chip-less,wireless body sensor networks(WBANs)offer continuous,wireless monitoring of physiological signals from passive sensors distributed across body locations,representing a promising solution for daily wearable sensing.Here,we introduce an all-textile,chipless,and battery-free textile-based body sensor network(tBSN)capable of simultaneously monitoring multiple passive sensors across the body.The tBSN is seamlessly integrated into conventional textiles via digital embroidery of flexible conductive fiber electrodes.Single-node tBSN exhibits robust wireless transmission over interconnect up to 40 cm and demonstrates durability under various conditions.By arranging multiple single-node sensor networks into a concentric multi-hub antenna architecture,we extend the system to a multi-node tBSN,enabling simultaneous wireless monitoring of distributed passive sensors within a single frequency scan.A wearable garment incorporating the multi-node tBSN tracked biomechanical signals from the vastus lateralis and knee joint during motion,highlighting its significant potential for personalized rehabilitation,fitness-assistive technologies,and advanced gait analysis.
