Paper-Money Testing Devices TRIZ Cases
- Magnetic Detection Apparatus Calibration via Plate Excitation
Rectangular plate excitation member creates uniform magnetic fields for high-accuracy sensor calibration without increasing apparatus volume.
- Biometric Product Label Encryption for Counterfeit Prevention
A product label system encrypts manufacturer biometric data and appends identification codes to create unique authentication tokens.
- Anonymized Document Verification via Extracted Test Features
A verification method generates an anonymized test feature from document data and a random value to protect user privacy.
- Magnetic Ink Reading Device Reversing Mechanism
A magnetic ink reading device uses a reversing mechanism to retract media along the conveying path.