Fig. 3: The magnetic encryption and decryption methods. | npj Flexible Electronics

Fig. 3: The magnetic encryption and decryption methods.

From: Structural flexible magnetic films for biometric encryption and tactile interaction in wearable devices

Fig. 3

a Magnetic encryption and decryption principle and process. b Simulation model of magnetic encoding combination. c Magnetic field component trend at cutline 1. d Magnetic field component trend at cutline 2. e Magnetic field measurements. f Correspondence between magnetic films and Hall sensors. g Magnetic field signal and encryption results.

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