Wave Based Measurement Systems TRIZ Cases

See how a switchable dual-air-duct system adapts laser radar cooling between UAV flight and gro

See how a time-of-flight sensor detects utensil presence, movement, and liquid levels to preven

See how electromagnetic induction wirelessly heats conductive films on sensor optics to melt ic

See how segmented heating and cooling elements maintain temperature uniformity across optical e

See how parallel beamforming samples displacements across locations at each time to isolate wav

A protective gas flow shields the THz beam path from humidity and air turbulence, improving measurement precision at longer working distances.

Rotating Risley prisms and optical plates align a seeded optical beam and hold alignment through vibration, temperature, and pressure changes.

Optical upconversion and spatial interference let this phased-array RF receiver separate emitters, resist jamming, and extend dynamic range.

Physical UWB metrics and outlier detection assess ranging plausibility to block relay and man-in-the-middle attacks in short-range IoT transactions.

An organic substrate interposer links PIC and EIC dies in LiDAR modules to cut crosstalk, signal loss, size, and packaging cost.

EBG elements formed on the board replace conductor blocks, simplifying gap-waveguide to transfer-line coupling while reducing loss.

Pre-aligned waveguides and an interposer fix gas cell to transceiver alignment, cutting probing time while reducing signal loss and cross-talk.

Gradual drive-signal ramping cuts EMC emissions in ultrasonic transducer control while avoiding large capacitors and extra shielding.

Separate transmit and receive ASICs in a three-die ultrasound stack cut power use while preserving high acoustic pressure and data throughput.

An adhesive barrier and olefin protective layer let decorative millimeter-wave reflectors keep appearance and reflectivity while resisting corrosion.

A waveguide opening and inverted substrate layout cut radar attenuation while improving EMC shielding, cooling, and FR4 cost efficiency.

An asymmetric half-mode waveguide uses unequal sidewall heights and an angled top wall to cut insertion loss at 90° radar bends.

Residual inductor current is recirculated into diagnostic pulses to detect defective LIDAR illumination pixels without extra hardware or power.

An overmolded acoustic array uses embedded damping material and isolated mounting points to cut UUV vibration noise and preserve sensor sensitivity.

A printed coated heating wire on a bendable diaphragm simplifies radome assembly, cuts molding steps, and maintains reliable heating and connection.

Opposed mirrors on both ends of a galvano shaft cut load torque and posture instability for more accurate profile measurement.

Magnetically coupled multi-layer inductors shrink multi-core oscillator area and power use while preserving low phase noise for RF and mm-wave circuits.

Metallized waveguide channels and embedded heat-conducting elements improve heat dissipation in compact plastic radar antennas, supporting accuracy.

Optically pumped nitrogen-vacancy diamond amplifies weak microwave signals with low noise, preserving quantum states for sensing and communication.

Artificial magnetic conductors form an air waveguide that limits 77 GHz RF leakage while easing metal-contact tolerances in radar antennas.

A closed-form eigenvalue approach places deep, closely spaced phased-array nulls in real time without iterative convergence delays.

A fan-out interconnect layout moves conductive paths away from the active region, reducing package flare in compact sensor packages.

Metal-plated via waveguides and slot gaps widen beamwidth and bandwidth while preserving symmetric radiation for wide-angle millimeter-wave radar.

A movable transparent screen and wiper keep curved sensor surfaces clean, remove viscous debris, and avoid wash interference.

Partial overlap between transmitter and receiver antennas shrinks array footprint while preserving virtual array function and limiting signal attenuation.

A light block barrier between two sensor chips prevents optical cross-talk in a compact package, improving measurement accuracy.

A two-thickness substrate layout keeps feed and wiring regions separate to reduce millimeter-wave directivity distortion and improve matching.

Quasi-AMC grooves between side radar antennas limit energy coupling, smooth radiation patterns, and improve offset RF beam steering.

Interconnected vacuum chambers and rotating drums move substrates between optical and conductive coating steps without air exposure, cutting layer contamination.

Concentric surface grooves with depth varying from the optical axis cut dust adhesion and multiple reflections in radar lenses.

Optimized micro-lens pitch, focal length, and working distance sharpen laser spot arrays while reducing projection module thickness and cost.

Distinct doping zones and heterointerfaces cut dark current while preserving quantum efficiency in a germanium optical sensing structure.

Comparing recognition results across multiple vehicle sensors reveals degradation before failure, helping maintain safe automated driving.

Modular AESA radar on deployed support craft feeds a central CMS, extending littoral threat detection without heavy onboard radar complexity.

A quick-mount self-contained receiver uses rotatable mounting and onboard RF and laser sensing to retrofit threat warnings on aircraft windows.

Magnetically coupled stacked inductors let multi-core LC oscillators cut area and power use while preserving low phase noise.

In-band spectral combining pumps a large-core rare-earth fiber to deliver >2 μm pulses with high energy, peak power, and beam quality.

A reconfigurable antenna switches between phased-array communication and low-RCS states to cut radar reflection without losing vehicle connectivity.

Reliable correction values and valid time windows improve camera-based distance measurement under deformation and changing environments.

A mobile lens with an integrated wiper, spray nozzles, and recirculating liquid improves vehicle sensor cleaning while reducing fluid waste.

Defocus-based correction with reliability scoring improves vehicle camera distance accuracy despite deformation, scene changes, and time-dependent errors.

A mobile lens with a wiper, spray nozzles, and liquid recovery removes insect residue from vehicle sensor optics while reducing water waste.

Embedded metallized cutouts in multilayer substrates form waveguides that cut RF losses and crosstalk in radar signal distribution.

A metal holder overmolded with a plastic radar sensor housing expands contact area to improve heat dissipation and simplify assembly.

Digital time reversal in a reverberation cavity boosts pulse compression gain, widens usable bandwidth, and eases sampling limits.

Plastic overmolding protects radome heater contacts from damage while keeping connection areas accessible and firmly anchored.

A hermetic cover plate and conductive ceramic-metal carrier board dissipate optical chip heat while limiting thermal stress and delamination in LiDAR modules.

Combining dielectric resonator antennas with antenna-in-package enables broadband 76–81 GHz radar emission on standard FR4 substrates.

Surface-biased carbon fiber distribution enables a 200-500 μm radio wave absorber to improve 75-105 GHz absorption without added bulk.

Variable-depth concentric lens grooves suppress multiple reflections and dust adhesion, improving radar detection accuracy at short range.

Pre-aligned waveguides in an interposer couple the transceiver and gas cell, cutting probing time, complexity, and signal loss.

Different EBG element structures broaden electromagnetic attenuation and suppress antenna backlobes, improving main beam energy for radar accuracy.

Dual encapsulation separates structural overmold and lens functions, enabling an air-gap optical assembly with glass or multi-lens options.

Phase-shifted RF signals and synchronized tunable gate voltages enable megawatt beam steering with lower average power and less cooling demand.

A unidirectional LiDAR window wiper clears rain, particulates, and bugs while avoiding debris reaccumulation on the return stroke.

A rotary-joint wiper blade and spring-loaded contact pressure unit improve uniform cleaning of Lidar protective surfaces without excessive force.

An intermediate-index waveguide links silicon and silicon nitride to cut coupling loss and preserve high-speed optical modulation across wide wavelengths.

A boundary-extended multiplication region raises SPAD fill factor and light absorption while limiting premature breakdown in LiDAR sensors.

Pixel-specific ROIC bias correction compensates breakdown voltage variation in Geiger-mode APD FPAs to improve uniform detection accuracy.

A regulating member constrains oscillation-axis displacement to keep reflected light on target in sensor and lighting devices.

Negatively biased field plates isolate iToF pixel storage nodes, cutting dark current while limiting full well capacitance impact.

Hardware shutdown using photodiode and conductive-path checks cuts laser emission faster than software control when optics are damaged.

Magnetic absorption and a tension knob stabilize calibration apparatus clamping, reducing slip, location deviation, and surface damage.

A 2D shift-register architecture stores compressed waveform steps, cutting routing and memory overhead in dense multi-channel ultrasound drivers.

Real-time delay calibration tracks PVT timing shifts in an asynchronous SAR ADC to preserve fast, accurate bit quantization.

A symmetrical multi-finger FET layout cuts frequency-dependent LO leakage, reducing spurious signals and improving radar sensitivity and EVM.

Symmetric gate and current routing across multi-finger FETs equalizes LO paths, reducing leakage and spurious tones in radar transceivers.

A fully differential photodetector receiver uses capacitive offset biasing to reject electromagnetic interference before weak optical signals are amplified.

Two FFT processing channels recover valid filter points for radar pulse compression, cutting latency and memory use in long FIR filtering.

Phase-threshold triggering speeds MEMS mirror axis synchronization, cutting Lissajous lock time before light transmission starts.

Separate balun-LNA antenna paths with transistor switching cut RF loss and power use while improving isolation in a shared radar receiver.

Incident and reflected signal phase and amplitude are used to recalibrate radar PA voltage and bias current before mismatch causes unsafe swings.

Pads irregular radar or optical sensor data in hardware so FFT engines can process it continuously with less memory access and delay.

A differential modulator and multiplier chain with final transformer conversion boosts mm-wave transmitter output power efficiency.

By accumulating MSB data and limiting LSB operations to the final stage, this ADC approach cuts quantization error and sensing time.

Tunable loading and voltage thresholds let narrow optical pulse streams be digitized accurately across varying repetition rates and duty cycles.

Background calibration during non-preamble packet time pre-sets LNA gain, enabling faster response to unwanted RF signals.

Qualitative descriptors of peaks, valleys, slopes, and plateaus recover meaningful patterns from noisy, unstable signals and reduce data volume.

Precharging the intermediate node from the bias voltage enables fast transmit-receive switching with lower noise and stable near-field echo reception.

A feedback difference path digitizes only the residual microwave signal, cutting ADC complexity while preserving wide dynamic range.

RF switching lets one synthesizer alternate between DDS tuning and low-noise injection clocks, balancing frequency agility with phase-noise control.

Parallel matched filters identify and subtract the strongest in-band radar interference to reconstruct echo signals and preserve detection performance.

Machine learning interprets radar echoes under interference and multiple reflections to identify fill level and additional layers more reliably.

Alternating SiO2 and TiO2 dielectric layers keep LIDAR reflectance high across wide incident angles while avoiding metal oxidation.

An interposer and bolster plate replace fragile soldered flex-to-PCB joints in ultrasound probes, improving reliability and simplifying repair.

Electrostatic control of a suspended metasurface adjusts the air gap to steer LiDAR beams faster and with less interference.

RF resonance screening at access points detects small amounts of prohibited materials and triggers locks, alarms, or cameras when action is needed.

Multiple ultrasound scattering parameters and LDA improve liver fibrosis classification when fatty liver and inflammation distort elastography.

Structured light and Fourier pattern matching enable reliable autofocus under poor or uneven lighting without separate distance sensors.

Latent vector embeddings and dimension reduction classify similar radio signals with lower compute load and real-time clustering.

Stacked transducer sets align cavity and radial resonances to extend sonar bandwidth across multiple octaves without added bulk or power.