Winding Machine, Coil & RFID Insights
Alpha Winding vs. Layer Winding: How to Eliminate Crossover Bulge in Ultra-Thin Coils
When designing electromagnetic coils for space-constrained electronics—such as smart rings, smart glasses, TWS earbuds, hearing aids, and ultra-thin wireless power
September 16, 2026
Air Core Coil Design: Geometry, Wire and Winding Tradeoffs
An air core coil can meet its inductance target and still be difficult to use. The winding may interfere with
September 9, 2026
Wireless Charging Coil Design for Wearables – NFC and Qi Guide
Wireless charging in a smartwatch, smart ring, hearing device, fitness tracker, or TWS case is not a scaled-down phone charger.
September 2, 2026
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