Wave Based Measurement Systems TRIZ Cases

A mesh screen covering a cup-like shield creates a Faraday cage that blocks electric fields above 100 MHz while transmitting ultrasonic waves.

A plasma actuator positioned around a sensor lens induces airflow to clear environmental debris from the optical surface.

Convolutional neural networks process radio frequency spectrograms to classify unmanned aerial vehicles across wide signal-to-noise ratios.

Transforms radar time-domain signals into the time-frequency domain to identify and repair interference, resolving multi-radar signal conflicts.

An intermediary reference layer with known properties allows viscosity calculation from strain data, resolving probe complexity constraints.

A measurement amplifier checks its input signal amplitude against a nominal range to prevent saturation during optical transmission path testing.

Center-fed array antenna uses off-center phase inverters to manage radio wave transmission across the substrate.

Detection circuit monitors SPAD sensing signal pulse width to generate a reset signal, preventing latching under strong ambient light.

A LiDAR processor adjusts ring resonator wavelength to steer optical phase arrays for accurate distance measurement.

Segmenting reflection signals resolves multiple unknown media interfaces without prior knowledge, improving measurement accuracy.

A jamming signal generator uses a signal analyzer and RF source to output video signals for frequency up conversion.

Vertical antenna separation creates a virtual cross-eye base, enabling effective radar deception on small aircraft without requiring large horizontal spacing.

A self-propelled radar calibration target uses an asymmetric reflector and closed-loop control to maintain precise movement along a desired path.

Tuning a variable resistor-capacitor network mitigates ultrasonic transducer ringing, enabling earlier echo detection from close-range objects.

Selective deposit etching removes metal residues from insulating films between aluminum wiring patterns, preventing leakage and disconnection issues.

Camera image analysis filters nuisance signals to reduce false alerts while maintaining police radar detection accuracy.

Laser ablation creates a receiving aperture in an optoelectronic sensor to match the transmitted light spot.

Composite backing material maintains structural integrity at 650°C, eliminating cooling systems.

A Fano-based information theoretic method characterizes information flow within multi-component nonlinear systems using Markovian channel constructs.

ESC sensor segments frequency bins to detect Federal Incumbent Radar signals in shared spectrum.

Dynamic sensitivity adjustment prevents over-modulation from sunlight, maintaining signal usability and measurement precision.

An OFDM radar signal design pushes IQ imbalance components out of range bins using specific subcarrier sequences.

A review system adjusts ultrasound imaging settings on a line-by-line basis using raw RF data.

Dual cantilever couplers steer light beams in MEMS optical switches, reducing control electronics complexity for chip-Lidar applications.

A radar transmitter identification method calculates a proximity score between observed and expected time gap distributions.

An ultrasound probe with integrated signal processing adapts to multiple diagnostic apparatuses, eliminating dedicated hardware costs.

A Wi-Fi client device reduces dynamic frequency selection sampling size using channel baseline measurements.

Selective light source deactivation enables real-time blockage detection on lidar covers, maintaining measurement precision and reliability during operation.

A light time-of-flight sensor uses a single-photon diode matrix to convert optical pulses into digital signals for precise distance measurement.

Parallel serial conversion in ultrasonic probes reduces data volume, enabling stable image formation despite poor transfer quality.

Liquid-to-gas phase transition of the internal coolant removes heat from the electromechanical transducer, enabling higher duty cycles without thermal runaway.

On-chip ultrasound transducers replace external test pins to resolve pin multiplexing bottlenecks during processor chip debugging.

A radar detector method estimates average pulse arrival dates using Euclidean division remainders and regression analysis.

A vehicle communication management system identifies neighboring devices to relay critical data when primary channels fail.

A simulation device generates signal echoes with varying parameters to test surroundings sensor systems.

A calibration method derives correction factors from measured responses to extend test instrument frequency coverage.

A reference beam traverses the scanning reflector multiple times to detect orientation changes and refractive index shifts caused by thermal expansion.

Serpentine optical phased array eliminates bulky phase-shifters by using wavelength-based steering with dispersion-matched waveguides for compact 2D scanning.

Listen-before-talk resource allocation prevents interference among sensing devices in unlicensed bands by ensuring transmission only on clear channels.

Segmenting link parameters into distinct visual layers resolves the trade-off between information completeness and display clarity in contested environments.

Adjustable supporting member connects the display to the host, enabling flexible positioning of the visual interface.

A radar apparatus acquires initial transmission and reception levels using a delay device to iteratively update control parameters.

Segmenting push and track pulses eliminates background noise without exceeding FDA power limits for reliable tissue elasticity measurements.

Shapelet decomposition isolates gesture components from radar time domain signals, reducing dependency on collected data and improving classification accuracy.

Segmented thresholds detect single and multi-photon events, preventing saturation in bright ambient light.

Multimode VCSELs adjust drive current via intensity noise monitoring to resolve reliability issues caused by temperature variations and aging.

Rotating the sensor platform allows accelerometers and magnetometers to derive rotation vectors that correct gyroscope bias and gain errors.

Extracting complex circuits from the moving probe assembly reduces electronics mass and maintains mechanical stiffness while enabling local signal processing.

A piezoelectric ultrasonic device uses an intermediary air space to separate the element from sound absorbing material.

Surface mapping determines actual transducer element locations to adjust drive signals, correcting position deviations that cause secondary hot spots.