Optical Rangefinders TRIZ Cases

A laser fill level measurement system uses detuned sampling frequencies to reconstruct echo curves from sub-echo data.

A distance sensor adds artificial noise to reception signals before digitization to enhance echo differentiation.

A wearable object locator and imaging system computes global coordinates using a pedestrian localization unit, hand-held rangefinder, and pose sensor.

Heated rubidium vapor cells filter elastic backscatter to provide quantitative atmospheric data without complex cooling systems.

A handheld controller tracks three-dimensional movements and maps them onto a two-dimensional image plane for system control.

Real-time reconstruction identifies geometrically suitable positions to capture high-resolution images, reducing time expenditure while maintaining accuracy.

Detachable reference volume provides image features for coordinate system mapping, eliminating factory-based calibration complexity.

Multi-exposure detection sequence manages varying surface reflectivity and laser speckle noise to ensure reliable triangulation data capture.

A local oscillator waveform compensates for target Doppler shifts in coherent LADAR systems.

A single imaging sensor paired with a multi-focal lens system captures simultaneous images for distance determination.

Grating shadow patterns enable sub-micron three-dimensional positioning of light sources without increasing system complexity.

Segmenting detection across a photodetector array resolves the contradiction between spatial resolution and sensing range in lidar systems.

A TOF sensor pixel circuitry reverses photocurrent flow through a capacitor at twice the clock frequency to perform in-pixel subtraction.

Synchronizing rotating point lasers with a rolling shutter sensor achieves precise line scanning while eliminating high-power safety hazards.

Integrating spectrometers into the scanner resolves the contradiction between improving qualitative analysis capability and increasing device complexity.

Polygon mirror reflection surfaces process laser light into fan beams, eliminating cylindrical lenses to reduce component count and device volume.

A water-soluble polymer coating protects nuclear fuel rods during assembly.

ToF sensors generate depth maps to determine relative locations, resolving precision and reliability trade-offs in low-light environments.

A distance image sensor calculates signal sums to validate measurements.

A ranging system generates correction tables using peripheral objects as reflection targets to calibrate offset values between measured and true range data.

A lidar receiver unit evaluates background signal intensity to identify objects within the field of view.

Pack cementation creates diffusion layers on zirconium cladding that reduce hydrogen uptake and embrittlement during reactor operation.

Thermal conduction through the support isolates the sensor from drive coil heat, enabling precise deflection angle measurement across varying temperatures.

Laser rangefinders measure target distance to calculate speed while cameras capture images, with a queuing mechanism synchronizing the data streams.

Piezoelectric micromotors replace complex gear trains to eliminate mechanical play and ensure precise positioning in geodesic instruments.

Structured light scanning enables efficient 3-D imaging by reducing processing latency and device cost compared to conventional stereo vision systems.

A distance measuring device forms a convolution function from light pulse signals to determine precise time of flight.

Dynamic threshold adjustment adapts to varying reflection properties, reducing noise and maintaining measurement precision without complex processing.

Parallel offset beams double scan resolution without increasing mechanical speed or reducing field of view.

Braided silicon carbide fibers reinforce the central layer of this ceramic tube, preventing brittle failure while maintaining neutron-physical characteristics.

Applies separate sensor and device rotation matrices to calibrate trigonometric ranging systems across air and water media without full recalibration.

A polarization beam splitting section directs orthogonal light beams to a single imaging device, capturing simultaneous images with distinct blur profiles.

A multi-stage amplifier group processes damping signals from a resonance circuit to expand detection range across varying light intensities.

Replacing image intensifier tubes with a loss modulator eliminates blooming and extends operation to eye-safe infrared wavelengths for sharper resolution.

Segmented photogates in the time of flight sensor acquire depth information from a single frame, reducing motion artifacts and memory requirements.

Multiple light emission sources with different wavelengths enable time sharing to increase data acquisition speed without raising the light emission duty ratio of individual LEDs.

A Doppler lidar system uses coarse and fine scan modes to quantify wind events, enabling timely turbine blade feathering.

Assigning transmit wavelengths based on incident angles allows a narrow band pass filter to capture all reflections while rejecting sunlight interference.

An automatic correction apparatus adjusts sight parallelization to the gun barrel using distance measurement data.

A Frequency Modulated Continuous Wave LIDAR chip outputs light signals within the 1290 to 1310 nanometer range.

Fluorescent molecules in the tube collect ambient light to maintain visibility of luminous markings under bright conditions.

An optical neural network processes reflected light directly within a single photonic pathway to enable real-time machine perception.

A handheld laser rangefinder generates composite images to visually confirm target selection during measurement.

Segmenting horizontal and vertical scanning into independent resonant mirrors overcomes the trade-off between scan speed and field width.

Adjusting lidar intensity via surface normals resolves detection inaccuracies caused by varying laser beam angles.

An attachment tool with aligned grooves and markings locks a framing square at a pivot point to eliminate manual calculations during rafter layout.

Dynamic phase adjustment correlates demodulation signals with echo radiation, resolving weak energy interference while maintaining high precision.

A triangulation sensor generates a concavely curved scanning light line to maintain consistent monitored zone extent across lateral regions.

Ceramic coatings deposited via atomic layer deposition protect zirconium claddings from rapid oxidation during loss-of-coolant accidents.

Rotating the polarization plane based on azimuth angle maintains detection sensitivity in wide visual zones by balancing reflection rates.