Wireless Charging Device Design for Personnel Positioning Label Card

Based on the principle of electromagnetic resonance coupling, a personnel positioning label card wireless charging device is designed, the principle of charging device is analyzed, the design of related modules is described, uniform adjustment test of whole circuit is carried and good test results are made. The personnel positioning label card using this wireless charging device can have a stronger protective structure of dustproof, waterproof and moisture-proof, which is better suited to work in coal mine complex environment.