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News wire · researchPreprintarXiv (Networking)

Protocol-Flexible Custom NFC for Wire-Free Wearable Sensor Networks

Researchers have developed a custom, software-defined NFC system that leverages fabric-integrated meander coils to create garment-scale sensor networks without the signal attenuation common in Bluetooth or the rigidity of wired systems. By enabling protocol-level flexibility on a microcontroller, this architecture allows for high-frequency data acquisition across multiple body-worn tags, offering a scalable and comfortable solution for continuous biometric monitoring and indu

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News wire · researchPreprintarXiv (Information Theory)

Accelerated S-NFC for Million-Chaff RCS Computation Using Low-Rank Compression of Concatenated Block Rows

Researchers have developed an accelerated Sparsification via Neglecting Far-Field Coupling (S-NFC) method that achieves a nearly sevenfold speedup in radar-cross-section (RCS) simulations for clouds of up to one million elements. By utilizing joint low-rank factorization to compress local electromagnetic interactions, the technique significantly reduces memory overhead and computational costs while maintaining high accuracy. This advancement is critical for the aerospace and

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News wire · researchPreprintarXiv (Signal Processing)

Multi-Tag Collision Recovery in UHF-RFID Using Self-Attention Decoding

Self-Attention Tag Recovery (SATR) utilizes a transformer-based algorithm to decode overlapping signals from up to four colliding UHF-RFID tags, achieving throughput gains of up to 5.1 times the standard ALOHA limit. This development allows integrators to significantly increase read rates in high-density environments without upgrading existing tag hardware, addressing a primary bottleneck in inventory speed and efficiency.

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News wire · researchResearch sourceIEEE Xplore

Smart Shopping Cart using RFID Technology for Automated Billing and Enhanced Retail Experience

This smart shopping cart prototype integrates RFID readers and an onboard microcontroller to automate product tallying and billing directly at the trolley. By digitizing the checkout process, the system reduces labor costs associated with traditional point-of-sale stations while gathering real-time data on consumer behavior within the aisles.

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News wire · researchResearch sourceIEEE Xplore

Research and Design of Child Monitoring System based on GPS and RFID

This hybrid monitoring architecture combines long-range GPS tracking with short-range RFID authentication to ensure continuous child safety in both outdoor and indoor environments. The integration offers a commercially viable solution for smart school management and parental peace of mind by mitigating GPS signal loss in buildings while providing precise, real-time location data for high-traffic public areas.

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News wire · researchResearch sourceMDPI Sensors

An Improved Signal Peak Extraction Algorithm for RFID Pipeline Surface Defect Detection

Researchers have developed an optimized signal peak extraction algorithm that enhances the sensitivity of RFID-based sensors used in pipeline monitoring. By improving the detection of backscatter signal variations caused by corrosion or cracks, this method allows for more reliable structural health monitoring in complex industrial environments where traditional inspection is difficult. This software-level advancement enables existing passive RFID hardware to perform precise n

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News wire · researchResearch sourceScienceDirect.com

Enhanced RFID tag detection in IoT environments using improved FCM–DFSA approach

Researchers have developed a hybrid detection approach combining Fuzzy C-Means (FCM) clustering with Dynamic Framed Slotted Aloha (DFSA) to significantly reduce tag collisions in dense IoT environments. This optimization improves read rates and throughput in high-volume scenarios, offering manufacturers a technical roadmap to enhance system reliability in automated warehousing and large-scale asset tracking.

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News wire · researchResearch sourceIEEE Xplore

Real-Time Global Parcel Tracking System in the Supply Chain Using RFID and GPS

Researchers have developed a hybrid tracking architecture that integrates passive RFID for localized warehouse inventory with GPS for real-time global transit visibility. This dual-layered approach eliminates blind spots between logistics hubs, allowing manufacturers to reduce shrinkage and improve lead-time accuracy across complex international supply chains.

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News wire · researchResearch sourceIEEE Xplore

Development of an IoT-Based Door Security System Using Reed Switch Sensor with RFID and Telegram Notification

This development integrates RFID authentication with magnetic reed switches and real-time Telegram alerts to create a low-cost, multi-layered IoT security framework. By combining physical entry detection with digital identity verification, the system reduces unauthorized access risks and provides an scalable blueprint for secure facility management in sensitive commercial environments.

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News wire · researchResearch sourceIEEE Xplore

Exploiting the electromagnetic coupling to estimate the close motion of UHF-RFID tagged objects

Researchers have developed a method to track the micro-movements of objects by analyzing electromagnetic coupling variations between adjacent UHF-RFID tags. This technique enables high-precision proximity sensing without specialized hardware, allowing manufacturers to implement granular motion monitoring in dense industrial storage or retail environments using existing infrastructure.

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News wire · researchResearch sourceNature

Development of an RFID sensor tag reading method in shielded areas based on an extended antenna

Researchers have successfully demonstrated a passive RFID system that utilizes extended, coupled antennas to transmit signals into electromagnetically shielded environments, such as metal enclosures. This development allows manufacturers to monitor internal conditions in previously inaccessible assets without structural modifications, significantly expanding the addressable market for industrial IoT sensing in harsh environments.

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News wire · researchResearch sourceScienceDirect.com

Patch-based multi-tag chipless RFID configuration for batch-level identification

Researchers have developed a patch-based multi-tag chipless RFID configuration designed specifically for high-density batch-level identification. This development enables cost-effective tracking of multiple items simultaneously without the silicon overhead of traditional RFID, offering a scalable solution for high-volume logistics and inventory management where item-level cost is prohibitive.

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News wire · researchPreprintarXiv

Integrated Real-Time Testbed for Wideband RFID and Wireless Power Transfer

Researchers have developed an 8x8 distributed MIMO testbed capable of simultaneous wideband backscatter communication and wireless power transfer in the 2.45 GHz band. This architecture enables higher data rates and improved reliability for battery-free IoT devices, providing a scalable blueprint for industrial environments where massive connectivity and energy autonomy are critical.

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News wire · researchResearch sourceIEEE Xplore

Smart Vehicle Logging System using RFID and Blockchain

A proposed tracking system integrates RFID for automated vehicle identification with blockchain technology to create an immutable ledger of entry, exit, and maintenance logs. This combination eliminates manual data entry errors and prevents the fraudulent alteration of vehicle histories, providing a transparent audit trail for fleet managers, law enforcement, and insurance providers.

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News wire · researchResearch sourceNature

Within-hour incremental movement data of finishing pigs over 20 days using RFID–LoRaWAN technology

Researchers have successfully deployed a long-range, low-power LoRaWAN and RFID architecture to monitor high-resolution movement patterns in finishing pigs over 20-day cycles. This development provides a scalable technical framework for livestock producers to automate health monitoring and disease detection, reducing labor costs while improving animal welfare outcomes through data-driven intervention.

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News wire · researchResearch sourceIEEE Xplore

Electrically Small UHF RFID Tag Antenna Based on Inductively Coupled Resonant LC Tank

Researchers have developed an electrically small UHF RFID tag antenna utilizing an inductively coupled resonant LC tank to achieve significant miniaturization without sacrificing impedance matching. This design offers a scalable solution for tagging space-constrained industrial assets where traditional dipole antennas are too bulky for seamless integration.

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News wire · researchResearch sourceNature

Dynamic community evolution analysis for performance optimization in large scale RFID networks

Researchers have developed a dynamic community evolution analysis that optimizes communication paths in large-scale RFID networks by identifying shifting node clusters in real-time. This method significantly reduces signal collision and energy consumption in dense IoT environments, providing a scalable framework for maintaining high throughput in massive distribution hubs and smart manufacturing facilities.

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News wire · researchResearch sourceIEEE Xplore

Self-Healing Passive UHF RFID Elastomeric Tags Based on Slot-Type Antennas With Verified Performance Recovery After Mechanical Damage

Researchers have developed a passive UHF RFID tag using self-healing elastomeric materials and slot-type antennas that can autonomously recover electrical and mechanical functionality after physical damage. This innovation significantly extends the lifespan of tags in high-wear industrial environments or wearable applications, reducing replacement costs and ensuring data continuity despite structural fatigue or punctures.

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News wire · researchResearch sourceIEEE Xplore

A Senior Citizen Information Management System Integrating Arduino-Based RFID Automated Attendance Tracking at Brgy. Tolosa, Cabadbaran City

Researchers have developed a localized information management system that pairs Arduino hardware with RFID technology to automate attendance tracking for senior citizen community services. This implementation demonstrates how low-cost, open-source hardware can be leveraged to replace manual record-keeping, reducing administrative overhead and increasing data integrity for public sector resource allocation.

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News wire · researchResearch sourceNature

Smart beamforming and deep-learning reader for RFID systems in edge IoT

Researchers have developed a smart RFID reader that integrates adaptive beamforming with deep-learning algorithms to achieve near-perfect tag identification in complex edge IoT environments. This advancement addresses critical signal interference and collision challenges, enabling significantly higher data reliability for high-density warehouse and industrial automation deployments.

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News wire · researchResearch sourceSpringer Nature Link

RFID-enabled traceability for perishables: evidence from a system dynamics–Taguchi study

Integrating RFID-enabled traceability systems into perishable supply chains can reduce product spoilage and waste by more than 15% while improving logistical efficiency. For manufacturers and integrators, these findings provide a data-driven framework for optimizing tag deployment strategies to maximize ROI in temperature-sensitive cold chains.

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News wire · researchResearch sourceScienceDirect.com

A wireless and passive RFID-tag biosensor for the rapid detection of Escherichia coli: A novel method for the assessment of food safety

Researchers have developed a passive RFID-tag biosensor capable of detecting *E. coli* in food products without an internal power source or complex laboratory equipment. This development enables real-time, non-destructive safety monitoring throughout the supply chain, offering food processors a cost-effective alternative to traditional destructive testing methods.

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News wire · researchResearch sourceIEEE Xplore

Durable Conductive Ink Enabling Washable Textile Electronics for RFID and WPT Devices

A new conductive ink formulation allows for the screen-printing of RFID antennas and wireless power transfer (WPT) coils that maintain high conductivity through multiple industrial laundry cycles. This development removes a primary barrier to the mass adoption of smart textiles by ensuring electronic performance does not degrade during routine cleaning. For manufacturers, this enables the production of durable, wash-resistant e-textiles for healthcare and hospitality sectors

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News wire · researchResearch sourceIEEE Xplore

RISE: Resource-Efficient RFID Security Protocol in IoT with S-Box and Elliptic Curve Cryptography

The RISE protocol combines Elliptic Curve Cryptography with a lightweight S-Box architecture to provide mutual authentication and data integrity for resource-constrained IoT devices. This development offers a viable path for implementing high-level encryption in low-cost passive tags without reaching the computational or power limits typical of traditional security standards.

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