Sensing By Electromagnetic Radiation TRIZ Cases

An indicia reading terminal extracts decodable indicia location data from captured images to accelerate processing.

A fold mirror redirects illumination paths to prevent specular reflections from saturating the image sensor, thereby enhancing reading accuracy.

Segmented diffusing elements minimize glare and hot spots on reflective surfaces while maintaining high light throughput.

Light guide directs aiming light parallel to the boundary field of view axis, eliminating parallax effects that distort field of view boundaries.

Controller omits confirmation screens for acquirer triggers, resolving the trade-off between service reliability and operation simplicity.

Periodic illumination synchronizes with rolling shutter scanning to correct skew and blur, enabling high-speed bar code reading without global shutter hardware.

A hybrid autofocus system combines active rangefinding and passive contrast detection to adjust lens focus.

A processor decodes barcodes from single bulk container images, resolving the trade-off between tracking accuracy and processing time.

A barcode reader uses a marking assignment element to assign a reference marking to a specific mirror surface on a rotating polygon mirror wheel.

A terminal captures and processes image frames with varying imaging attributes to minimize optical interference.

A switchable transflective mirror directs a single imaging sensor field-of-view through multiple windows.

A unitary-construction handle integrates the host-connector cable into the indicia reader housing.

Segmenting illumination via a microlens array expands the apparent light source size, reducing eye discomfort while maintaining barcode reading reliability.

RFID reader detects passenger identity to configure aircraft systems automatically, eliminating repeated manual adjustments during travel.

An imaging engine cover uses asymmetric walls to mount in four orientations, solving cabling connectivity issues.

Dual-band RFID readers resolve phase ambiguity by merging low frequency coarse ranging with high frequency refinement for precise location.

Segmented exposure sensors measure light intensity in each subfield to independently control illumination timing for reliable indicia reading.

A sound generator housing forms a sealed chamber with a Helmholtz resonator to amplify acoustic output.

Segmented imaging sensors detect scan avoidance and ticket switching in self-checkout stations by optimizing field of view angles.

A transponder unit evaluates processing time discrepancies across varying energy levels to identify unauthorized relay attacks.

Spatially masked light limits decode volume to prevent accidental scans outside the intended scanning region.

A QR barcode decoding chip uses a pipeline hardware structure to process module data and construct a module map for efficient binarization.

Auxiliary image sensor provides virtual viewport aiming assistance to maintain scan accuracy when laser dot visibility fails under various conditions.

A wearable scanner and display panel mounted on a flexible forearm body resolve visual recognition difficulties when the scanner faces a subject.

Imaging system locates candidate regions and estimates symbol extent using subpixel interpolation to extract binary matrices from damaged two-dimensional matrix symbols.

A barcode reader uses pixel-per-module thresholds to select decoding ranges.

Optical sensing devices detect package presence and location within delivery vehicles, reducing misplacement errors from manual barcode scanning.

A coded aperture with varying widths equalizes light intensity across a scan area, maintaining high signal-to-noise ratio despite distance variations.

A lightpipe with total internal reflecting surfaces spatially adjusts an aiming beam to align the pattern with the imaging field of view.

Integrating 1D and 2D scanners into a single polygon housing eliminates cable tangling while reducing space occupation.

Optoelectronic identification codes on anchor rails and accessory parts enable smartphone-based verification of component compatibility.

A yard management system guides autonomous vehicles to cargo trailers using mobile load data.

Linear aiming light pattern aligns with multiple imaging fields of view to resolve alignment accuracy issues across varying working distances.

Multiple imaging assemblies capture light from diverse perspectives, eliminating illumination holes and specular reflections on direct part markings.

Simultaneous scanning of edge segments reduces processing time while maintaining identification accuracy for high-speed barcode decoding.

Distance sensors detect target position to trigger out-of-range alerts, resolving operator frustration from poor focus.

A humidity monitoring system detects relative humidity levels and controls nitrogen inflation flow using a dedicated control unit.

Specific LED wavelength ranges reduce visual fatigue while maintaining clear pattern distinguishability.

Segmenting the imager from the mobile device boosts processing speed while maintaining portability through induction charging.

Barcode detector selects near or far detection rules based on image pattern features to activate the decoder.

Synchronized digital gain control adjusts analog signal processing stages during laser scanning cycles.

Flight deck controller generates optical codes for mobile device data extraction.

A one-piece optical element with a light-diffusing portion scatters illumination light to increase its apparent size.

Targeting illumination estimates barcode distance to resolve the trade-off between device complexity and measurement precision.

A coaxial aimer imager assembly aligns an LED projector lens with an imaging lens to center the aiming pattern within the field of view.

Wavelength-selective mirrors route distinct light bands to separate illumination zones, enabling multi-directional scanning without reducing the scan zone size.