Optical Rangefinders TRIZ Cases

A solid-state imaging element generates individual photon histograms and synthesizes them based on variation thresholds to improve distance measurement accuracy.

Multiple inclined 3-D distance image sensors integrate horizontal and vertical data to calculate precise elevator shaft dimensions without slowing car movement.

A range-finding apparatus divides pulsed radiation into two portions directed to a local retro-reflector and a remote target.

Multi-wavelength laser radar scans ground environments to determine surface types via reflection intensity features.

Shared analog-to-digital conversion between adjacent pixels enables difference calculation that suppresses noise and maintains distance measurement accuracy.

An addressable semiconductor emitter array projects structured light patterns directly to compute scene depth maps without external optics.

A laser radar device employs a polarization changing unit to direct light beams toward two observation directions without mechanical scanning.

Airborne oblique imagery combined with GPS, IMU, and LIDAR elevation data generates geo-referenced 3D images.

Segmented capacitors in a time of flight sensor isolate ambient light energy from pulse signals, enabling precise distance measurement with fewer data captures.

Polarization sensors detect unpolarized starlight to calculate orientation, eliminating bulky imaging optics and reducing mass.

Replacing metallic wires with optical fibers eliminates signal distortion during total solid angle electromagnetic field sensing.

Segmenting the corner cube into a beam splitter and small retroreflector reduces volume while maintaining tilt-insensitive focusing stability.

Segmenting bias and modulation currents reduces discrete component count and power consumption while maintaining precise optical beam control.

A fiber laser ladar system uses a three-port circulator to route optical signals between amplifiers and detectors.

A distance image sensor pixel divides charge accumulation into multiple units to capture reflected light across different time windows.

A static laser radar system uses a beam deflector to scan targets and acquire high-resolution 3D images without mechanical rotation.

Segmented fuel rods with uniform pellet enrichment differences maintain core stability during type II transients without melting.

Low birefringence electro-optic materials reduce interference fringes in LIDAR receivers, expanding field-of-view while lowering operating power.

A time-of-flight system uses two close modulation frequencies to process phase data for accurate distance measurements.

Argon-arc welding joins ferrite-martensite casing and ferrite plug, forming a crack-resistant seam that eliminates tempering.

Segmented liner layers resist interatomic diffusion between fuel and cladding, maintaining structural integrity across high burn-up temperatures.

A laser distance measurement system uses optical mixing to generate a low-frequency intermediate signal for precise phase detection.

Synchronizing measurement light output with a shared correction member resolves target misalignment caused by hand movements while reducing apparatus size.

A surveying device emits measurement radiation at 1210 to 1400 nm with average power of at least 14 mW.

HiPIMS deposition of a chromium protective layer on zirconium substrates maintains mechanical integrity and prevents oxidation at temperatures exceeding 1200°C.

A power cable measuring unit determines wear degree by calculating the distance difference between wearing and non-wearing cable sections.

A ranging apparatus determines target positions using size parameters and predetermined rules.

A bistatic synthetic aperture ladar system uses a stationary large aperture receiver and moving transmitter for coherent imaging.

Segmented physical vapor deposition and electroplating deposit thick chromium layers onto zirconium fuel rods to enhance corrosion resistance.

Processor selects valid signals from segmented light receiving periods to measure distance accurately.

Arithmetic processing apparatus calculates distances using two modulation frequencies to refine measurement data.

Alternating multiple laser diodes manages peak power cooling time, extending detection range while maintaining fast modulation speed.

Protruding strips on the laser level catch the distance meter to resolve volume-versus-versatility trade-offs in construction tools.

Frequency-entangled photons illuminate objects through obscurants to form images via time-correlated detection.

Classifies scanned environment elements into vegetation and non-vegetation types using height difference analysis to resolve ambiguity in obstacle detection.

Frequency sweeping interferometry expands measurement range while maintaining precision by compensating for refractive index variations.

A radar apparatus stops transmission wave emission when the integrated reception signal indicates sufficient object detection confidence.

A golf laser range finder uses gyroscopic stabilization to counteract hand tremors during distance measurement sweeps.

A rangefinding instrument uses pulse and continuous wave signals to determine distance with high accuracy.

A hybrid optoelectronic module combines time-of-flight and triangulation modes using demodulation pixels to measure distance.

A photonic mixer uses field shaping zones to limit depleted substrate extension and improve photocurrent collection.

Segmented diffractive structures generate non-interfering patterns under incoherent laser light, resolving far field distribution limits in LIDAR systems.

Segmenting optical sensors from GPS units eliminates magnetic compass errors while maintaining portable form factors.

Nesting optical wedges inside the telescope reduces instrument mass while maintaining wide angular coverage for planetary mapping.

Axial detector array segments EMR sensing along the optical axis to resolve depth of field issues in thermal imaging without active systems.

Non-parallel laser emitter boards increase vertical beam density, improving middle field of view scanning resolution without raising circuit complexity.

A back-illuminated CAPD sensor uses an on-chip lens to direct light onto a semiconductor layer for signal detection.

Modulated RGB beams merge color capture with distance measurement, eliminating parallax errors from separate cameras.

Single-walled carbon nanotube slurry forms a composite coating on nuclear fuel sheaths to enhance thermal conductivity and mechanical strength.