Paper-Money Testing Devices TRIZ Cases

A main control unit coordinates multiple computers to process banknotes, distributing image and sensor data across independent processing units.

Detecting units arranged at regular intervals measure media thickness via levers and sensors.

Segmented excitation wavelengths isolate specific dopant absorption bands within a matrix, eliminating light origin ambiguity and preventing counterfeiting.

An adjustable configuration resistance compensates for manufacturing deviations in the magnetic sensing element, reducing noise and improving signal accuracy.

A single imager with a passport guide reads multiple document types, reducing device complexity and manufacturing costs.

Dual-step magnetization aligns magnetic materials to generate distinct signals, resolving signal overlap between high-coercivity and low-coercivity areas.

Amino acid-metal chelates encode unique identifiers within modal fibers for precise source tracking.

Axial blade deformation via a guiding member eliminates moving mechanisms, reducing costs and device volume.

A magnetoresistive sensor head uses a recessed magnetic bias unit to align the detection field parallel to the sensing surface.

A verification system registers document details and generates symbology to compare scanned images against stored references.

Print line-screen patterns over modified backgrounds to embed latent images while maintaining target color appearance.

A bill processing device uses an angled path segment with a shutter to block foreign matter interference and prevent fraudulent bill extraction.

A computer mouse sensor detects security features on banknotes, reducing device complexity and cost compared to specialized inspection hardware.

Particulate agglomerates combine two non-luminescent substances into homogeneous phases to generate correlated spectroscopic signals.

Optical sensors capture document images to create depersonalized reference data, enabling fast verification without complex cryptographic overhead.

Prioritizing watchlisted substances during spectral searching prevents premature dismissal of analytes, improving mixture identification reliability.

A recording medium determining device analyzes regular and diffused reflection light across multiple visible wavelengths to identify media types.

Patterned anisotropic microstructures encode data in light scattering orientation distributions.

A method captures a low-resolution image to locate an object area, then acquires a high-resolution image for physical characteristic extraction.

A sheet processing apparatus retrieves stored serial numbers to ensure accurate identification during dispensing operations.

A control device generates a dynamic simulation of a security element for real-time comparison against physical documents.

Wavelength selective filters separate excitation light from emitted fluorescence, resolving the trade-off between detection accuracy and production cost.

Multi-direction light sources detect wrinkles and gray contamination on paper sheets, resolving low determination accuracy in document handling apparatuses.

Dual fluorescent inks create a wavelength-dependent latent image that resolves the contradiction between high security and naked-eye verification.

Elastic securing elements fix security documents on a support during machine reading.

A magnetic detection unit generates an inclined bias field to identify materials in paper sheets.

A value bill identification method extracts stable sub-segment mean sets from color data to reduce hue variation and improve matching accuracy.

Electronic control of multiple light sources adapts illumination angles to surface reflectivity.

A money handling device pairs sensor units with a correction value storage unit to ensure precise adjustments.

A deep learning image classification system detects sensitive identification documents using convolutional neural networks.

Decomposing portrait images into pixel blocks and applying error diffusion dithering encodes authentication information to prevent morphed image forgery.

Lateral offset receptacles reduce machine footprint while maintaining sorting capacity for seated operators.

Asymmetric halftone dots encode microscopic deviations detectable by smartphones, resolving counterfeit replication without degrading image quality.

A composite identification substance generates a unique X-ray diffraction signature for object authentication.

A handheld system detects chrominance-based digital watermarks in identification documents using smartphone cameras.

A cash counting system adjusts its slice limit using calculated weight statistics to maintain operational accuracy.

Microscopic elements with varying light-medium-dark contrasts create a dynamic macroscopic motif under changing illumination conditions.

Selective magnetic resin placement on the mounting surface prevents coupling with nearby wiring, enabling desired resonance operation and board size reduction.

A structured polymeric material forms when solvent expands non-crosslinked regions created by electromagnetic interference patterns.

UV-absorbent ink forms covert marks on substrates, resolving interference from optical brighteners in overprint varnishes that compromise mark covertness.

An RFID tag uses a photodiode to inhibit communication in darkness, preventing unauthorized detection of banknotes while allowing legitimate verification.