Sensors TRIZ Cases

A signal processor calculates correlation coefficients between waveform windows to determine similarity.

A fluoroscope system uses a 3D target with opaque markers to reconstruct virtual axial images from angularly dissimilar views.

A biological information measurement device detects electrode contact states to receive input operations without separate controls.

A paddle wheel sensor measures blood volume in real time, replacing visual estimation errors with automated detection.

A dynamic alarm system adjusts clinical thresholds based on patient-specific signal patterns to enhance alert accuracy.

A non-invasive glucose detection method uses local tissue heating to alter scattered light speckle patterns for analyte concentration measurement.

Dual sensors detect thermal differences to identify ear placement, enabling correct gain settings and stereo audio routing.

Iterative estimation method separates field inhomogeneities to generate accurate susceptibility maps from multi-echo MRI signals.

A transparent electrode integrates directly with a display panel to enable biometric sensing without opaque metal obstructions.

Navigator echoes correct phase errors between readout segments in MRI, enabling k-space averaging that reduces motion artifacts.

A biometric data control apparatus adjusts the sampling frequency based on indicator values to maintain measurement accuracy.

A calculation system determines training load by tracking protein consumption against carbohydrate reserves.

A standardized aggregation file structures MR scanner operating parameters into a uniform format for external system access.

Spring-loaded rotatable bodies extend the coil sheet for optimal fit, resolving device complexity and image quality trade-offs.

Adhesive flexible patches transmit EEG data via radio frequency links while maintaining stable skin contact during head movements.

Multi-channel RF shimming adjusts signal amplitudes and phases to homogenize the B1 magnetic field distribution in MRI systems.

A heterogeneous sensing system combines millimeter-wave radar with camera data to track chest displacement for contactless heart rate detection.

Hemodynamic variability analysis quantifies vascular struggle during handgrip stress to assess aging levels.

A computing device maps EMG signals to joint position data to train a decoding algorithm that predicts continuous hand movements.

Segmented k-space data undergoes iterative motion correction and averaging to resolve respiratory phases while reducing streak artifacts.

A control unit associates medical images with organ timing signals to filter non-representative frames from the sequence.

Trained neural networks process magnetic resonance signals to locate local radio-frequency coils, resolving accuracy issues from tissue variations and noise.

Pre-positioned electrodes on an integrated strip resolve cable mismatch errors during ECG testing.

Flexible garment resolves comfort versus support trade-offs by using elastic tension and haptic feedback to encourage consistent wear.

Nested expandable inner body enables selective attachment to umbilical cord, resolving trade-off between biomarker detection and device complexity.

A training device adjusts difficulty by measuring center of gravity position against setpoints.

A handheld electrochemical sensor measures complex impedance and phase shift to detect biomarkers in bodily fluids.

Magnetic resonance imaging device processes out-of-phase and in-phase signals to generate a water image for vascular visualization.

Analog front-end circuit detects cardiac pace pulses using amplitude and width validation.

A universal point-of-care testing reader detects cartridge identification codes to configure automated parameters for multiple biological sample assays.

A wearable device measurement trigger interface initiates physiological signal detection via a dedicated circuit.

A fatigue detection model weights sensor data to assess driver attentiveness.

An optical thromboelastography system measures blood coagulation using laser speckle fluctuations to assess viscoelastic properties without mechanical torque sensors.

Standing waves in a resonant cavity overcome tissue loss, enabling high-resolution 3D imaging of dielectric variations for early breast cancer detection.

A self-powered transmitter converts kinetic energy into electric power for intermittent ID transmission.

An antenna measures reflection coefficients near biological tissues to detect blood substance concentrations.

Geodesic transfer algorithms adjust spatial element values across contiguous map regions, resolving measurement noise in heart activity data.

A noninvasive blood glucose detector uses a U-shaped channel and positional light sensor to guide finger placement.

Segmented EMS electrode pad uses sinusoidal paths to minimize edge current and uneven heating during muscle stimulation.

A neural network model reconstructs arterial blood pressure signals from combined ECG and PPG inputs.

Segmenting analysis to a host device resolves the contradiction between meter simplicity and sophisticated data interpretation needs.

A medical needle features a sliding shaft nested within a housing pipe to reduce trunk diameter.

Segmented potential measurement sections with local analog-digital conversion process biological signals for precise state estimation.

A wireless ECG measurement node transmits processed signals via radio frequency or fiber optics.

Angio-OCT apparatus integrates a visual stimulation module to project flipping checkerboard images onto the retina for dynamic blood flow detection.

A radar-aided warning system detects pacemaker proximity using sensor data to alert users of potential electromagnetic interference risks.

Segmented radio frequency coils tuned to local magnetic field strengths resolve sensitivity trade-offs in non-uniform imaging spaces.

Movable fixing bodies secure capillaries against recesses, eliminating manual assembly steps.