Optical Rangefinders TRIZ Cases

Sequential scanning redirects reflected light to detectors, resolving the trade-off between illumination intensity and measurement coverage area.

A forensic photo frame constrains camera and reference scale orientation to eliminate angular distortion in bitemark documentation.

An object detector uses three light sources to transmit signals and a receiver to capture reflections for contactless control.

Thermal creep drawing smooths sapphire fuel cladding tubes, resolving ridge-induced thermal contact bottlenecks.

Segmented image processing with thresholding isolates background light effects to prevent false measurements in time-of-flight distance calculation.

A computer-implemented method removes intrinsic static noise from optical time-of-flight sensor data using full-waveform analysis and statistical calibration.

Sequential illumination from multiple windows enables accurate 3D surface estimation without complex optical arrangements.

Integrating analog and digital components into a single sensor chip reduces device complexity while maintaining robustness for industrial applications.

Sensor-based feedback adjusts nozzle orientation to minimize fluid waste and prevent wing collisions.

Phase difference detection in a light source driving device corrects emission timing delays, reducing distance measurement errors.

A distance image device adjusts light emission and exposure counts dynamically to optimize signal reception.

Segmented liquid crystal aperture adjusts light transmission based on subject distance, resolving measurement precision errors in close-range camera modules.

Identical receiver circuits cancel temperature-dependent signal delays, improving measurement accuracy in digital laser distance meters.

A control unit adjusts acceleration period timing in ultrasonic motors to reduce harmonic generation.

A LIDAR noise removal apparatus selects regions of interest based on sun position and brightness thresholds to isolate interference.

Doping silicon carbide with elements like boron or nitrogen enhances defect mobility, reducing initial growth and stabilizing the pellet-cladding gap.

An optical filter absorbs secondary photon emissions between the absorber and multiplier bandgaps, reducing pixel crosstalk in LADAR systems.

A depth camera adjusts active pixel positions based on edge information to generate high-resolution images from sparse data.

A proximity sensor strip uses sequential emitter-detector pair activation to calculate object location within a detection plane.

A microstructure unit changes light beam traveling directions to guide reflected signals toward a photosensitive element.

Replacing mechanical attenuators with electro-optic crystals enables nanosecond signal setting, resolving slow measurement times and limited dynamic range.

Grating elements above sensing pixels detect incident light angles through phase shifts.

Multiple transfer gates direct charges to separate capacities, subtracting ambient light interference from the signal.

Martensitic iron-based cladding alloy mitigates void swelling and maintains structural integrity under high irradiation through controlled phase transitions.

A tunable laser projector generates multiple illumination patterns to determine object positions with high precision.

A Lidar mounting structure uses optical fibers to control light beam direction and distribution.

A display system projects ballistic hold-over points directly onto a riflescope reticle to align the intermediate projectile trajectory with the visualized target.

A leveling device assembly uses electronic cameras and indicator lights to provide real-time visual feedback for remote operation.

A pulse finding apparatus determines temporal locations of reflected pulses using captured inter-pulse separation data.

A time of flight sensor captures leading and trailing light pulse portions using segmented capacitors to determine distance.

A monolithic optical element integrates secondary mirror and beam expander functions into a single compact assembly.

Dynamic threshold adjustment differentiates fog from human bodies, resolving precision complexity trade-offs in laser range finders.

A double-sided MEMS mirror synchronizes vibration frequencies and swing angles, eliminating system complexity from separate emission and reception mirrors.

A multi-position sensing apparatus uses angled light receiving parts to detect reflective signals from targets.

Laser scanners measure distances to vehicles and loads in a geographic coordinate system, eliminating calibration errors between independent systems.

Time scaling aligns sensed waveforms with references to extract motion-independent data, resolving measurement precision versus computational complexity.

An optical scanning photoelectric switch prevents adjacent unit interference by dynamically adjusting light projection and scanning periods.

A heterodyning velocimeter shifts Doppler frequencies into digital camera bandwidth for simultaneous two-dimensional velocity capture.

A dual laser FMCW LIDAR architecture uses feedback control to maintain a non-zero frequency offset between the ranging and local oscillator signals.

A time-of-flight distance measuring system uses a delay unit to generate delayed pulses for accurate pixel signal detection.

A time-of-flight distance measurement device controls light receiving element exposure to enhance high-order harmonic sensitivity.

A distance measuring apparatus combines time-of-flight and triangulation methods to calculate object distances using shared optical components.

An automated measurement stop extends and locks into position to resolve manual dexterity constraints, ensuring accurate reference points.

A Kelvin probe scans the dielectric surface of an electrostatic chuck to generate a potential map for clamping evaluation.

A light-emitting module uses a driving assembly to move an optical path adjuster relative to a housing, directing measuring light through a grating element.

A collimated gamma radiation detector paired with a laser rangefinder measures source distance and dose rate simultaneously.

A modular rangefinder dongle selectively enables or disables measurement features to support tournament and recreational play.