Sensing By Electromagnetic Radiation TRIZ Cases

Imaging assembly captures cart bottom image data to resolve obstructed visibility at checkout counters.

Segmented illumination and imaging assemblies use dedicated frames to position optical elements within a housing.

A barcode detection method extracts color and gray value image data to identify objects with damaged barcodes.

Varying radio frequency power levels detects weaker smart cards overshadowed by stronger ones, preventing transaction errors.

A scanner uses a single illumination source to generate both aiming patterns and target lighting through a shared optical path.

Asymmetric dual light sources position reflection hotspots apart, allowing image processing to filter bright regions from glossy documents.

Replacing mechanical actuators with an electro-optic lens eliminates moving parts and reduces complexity in barcode scanners.

Periodic illumination cycles energize the assembly between exposures to induce high brightness mode, eliminating interference while conserving power.

A QR code testing system simulates virtual environments to verify scannability before deployment.

An integrated RFID reader switches between low and high power states based on sensor events.

A communication device merges two antennas into a shared field to read identification and payment data simultaneously.

Scanning a two-dimensional code eliminates manual input of URLs and device details, resolving the trade-off between ease of operation and security risks.

A dual configuration system adapts scanning parameters to optimize image capture across varying operational conditions.

Periodic detecting instructions determine card presence without triggering disruptive card seeking operations, maintaining continuous data interaction.

Segmented matrix codes enable high data capacity without increasing scanning resolution requirements.

A scanning device adjusts lighting patterns based on target distance to optimize image capture quality.

Circuitry manages slip positions by recognizing ordinary and provisional image codes, enabling recovery operations during system failures.

A hub-and-spoke RFID inventory management system uses cloud services to interconnect facilities and enable comprehensive data visibility.

Visual guidance replaces mechanical housing machining, resolving device complexity while maintaining communication reliability.

A barcode decoding system predicts remaining code locations from initial subset data to accelerate image processing.

Camera-based scanning system detects QR codes directly from device screens using digital image processing algorithms.

A reader-writer coordinates with RFID tags to complete inventory cycles by detecting uncounted responses.

Multi-level encoding with server verification prevents fraudulent replication of static identifiers while maintaining seamless scanning operations.

A wearable verification device with an integrated RFID reader and CPU compares tag data against stored parameters to emit match signals.

An interpretation engine customizes data capture terminals by loading user-selected logic for selective processing.

An indicia reading terminal evaluates frame quality using edge sharpness and incidence metrics to select suitable images for decoding.

A tilted single PCB design with fold mirrors increases the working distance range by extending the optical path length while reducing structural complexity.

A compact optical arrangement splits the imager field of view into subfields using symmetrically positioned mirrors.

Barcode reader control circuitry activates illumination sources using decoder trigger signals independent of image sensor exposure periods.

A bar code reader uses infrared and blue LEDs to illuminate symbols.

Segmented light sources and dynamic switching improve Data Matrix verification accuracy while reducing time spent testing multiple illumination patterns.

Recognition apparatus extracts optically-readable symbols using processors to identify cell lines and transitions.

Lateral marker light positioning near the mirror edge resolves alignment accuracy versus device size trade-offs in optical information readers.

A dual photodetector system processes return light signals to determine target working distance for electro-optical readers.

A barcode reader uses color blocking filters to separate aimer illumination from image capture light.

Decoding form barcodes establishes coordinate systems that locate content fields without extensive image processing, reducing throughput bottlenecks.

Four-element telephoto lens assembly corrects pupil, chromatic, and field curvature aberrations while maintaining compact size for long range barcode readers.

A time of flight distance sensor measures object distances to enable statistical analysis and optimize optical settings for varying environments.

A lightweight viewer detects infrared fluorescence from invisible security inks using a dedicated sensor array and optical filters.

A rotating reflecting optical element directs light from a linear source to match sensor geometry.

A barcode reader uses a single projection lens to emit an aim pattern and decode indicator light.

Wavelength-selective illumination aligns with color imager sensitivity peaks, resolving the trade-off between manufacturing cost and decoding speed.

Segmented modular design increases scanning coverage without permanently raising device complexity.

Coherent light converts to non-coherent emission at the target, resolving laser speckle interference for accurate long-range pattern identification.

Feedback signals prompt clerks to return readers, reducing theft and battery drain.

An RFID reader/writer device integrates a signalling unit controlled by its processing unit to indicate operating statuses.

Rotating basket holder positions the wireless tag antenna above stacked commodities to prevent radio wave blocking.