Sensors TRIZ Cases

A fiducial component integrated with a position sensor provides continuous tracking data for medical image registration.

A server device predicts future user biometric trends from handheld data fluctuations to select and transmit required information efficiently.

A wearable device determines its position and orientation using physiological characteristic signals acquired from the subject.

A biological signal measuring system displays difference values between averaged oxygen saturation readings from multiple body parts.

Convolutional neural networks process merged 3D retinal images into classification vectors.

Coherent light illumination detects time-varying interference patterns to map biological vasculature, resolving measurement precision versus device complexity.

Segmenting far field cardiac signals to analyze turn characteristics reduces false positive atrial fibrillation detections caused by irregular R-R intervals.

Segments multichannel bio-signals into subsets to compute Riemannian distances, resolving artifact detection masking in high-dimensional data.

A flexible headset positions multiple electrodes on the forehead to detect brain electrical activity.

An optical speckle receiver uses an aperture array to collect signals from multiple discrete sample locations.

An adherent ECG monitoring system classifies atrial fibrillation episodes by correlating detected arrhythmias with patient activity levels.

A biological information measuring apparatus determines its body mounting location using communication signals and movement distance data.

A wearable device uses a tunable laser and optical waveguide to direct light for photoplethysmogram measurement.

Adaptive sampling frequency reduces data volume while maintaining detection accuracy for atrial fibrillation burden determination in ambulatory monitoring.

A sepsis alert system compiles real-time electronic medical record data to generate immediate clinical notifications for rapid provider response.

Magnetic resonance imaging acquires structure motion data to optimize radiotherapy treatment plans, reducing undertreatment risks from organ movement.

Z-axis RF coils enable multiphoton MRI excitation beyond the Larmor frequency, reducing patient heating while maintaining signal-to-noise ratios.

An electroanatomical mapping system processes multi-electrode data to identify omnipolar electrogram integrals for directional activation analysis.

A plunger pushes collected blood from a capillary port through small openings to absorption pads, preventing air layer formation in deep cup structures.

Extraction of impedance measurement from implanted devices enables continuous non-invasive monitoring of fluid levels and stroke volume without surgical risks.

Thermal infrared imaging detects arterial pulse waveforms from superficial skin heat variations without physical contact.

Integrated electrodes in mobile devices acquire cardiac data during normal use, resolving the trade-off between monitoring reliability and device complexity.

Dynamic threshold adjustment based on calculated heart rate eliminates P wave interference and ensures accurate R wave identification.

A shoe recommendation device predicts future foot size to select appropriate product information.

Continuous wavelet transforms process photoplethysmographic signals to determine oxygen saturation levels.

Local data storage eliminates continuous radio telemetry power drain while infrared synchronization maintains experimental timing.

A dual electrode assembly uses capacitive coupling for signal detection without direct scalp contact.

Deep learning models synthesize optimized tissue contrasts from initial scans, resolving the trade-off between scan time and pathology visualization precision.

Real-time DC and AC spectrum analysis identifies common mode noise sources to improve ECG measurement accuracy.

Printed shielding layer surrounds electrode conductor to eliminate complex assembly steps and reduce manufacturing costs.

Automated embroidery replaces manual sewing to align electrodes, reducing manufacturing time while maintaining conductivity after repeated washing.

A deep intracranial electrode uses an adjustable shield sleeve to manage radio-frequency energy deposition along the flexible wire.

Segmented spiked electrodes measure skin impedance at varying depths to resolve interference from skin conditions and enhance diagnostic accuracy.

A patient monitoring system tracks exercise activity and lifestyle habits using unique identifiers.

Optical fiber touch tablet captures drawing movements inside scanners without electromagnetic interference.

An aperture within a Faraday cage limits LED light intensity to prevent detector saturation and maintain measurement accuracy.

Electroanatomical mapping system uses a label electrode to define a boundary surface separating anatomical regions during cardiac procedures.

An MRI system acquires T2*-weighted and T1-weighted data using a single contrast dose.

A body analysis scale uses a contact plate to isolate measuring elements from user feet.

Skewness metrics derived from physiological signals assess measurement quality, triggering recalibration to resolve noise and calibration drift issues.

Multi-frequency conductometry isolates extracellular fluid changes from general hydration interference, enabling reliable non-invasive glucose estimation.

A vital sign measurement apparatus uses dual operating systems to separate stable monitoring from advanced processing tasks.

Superposing digital signals in FMCW radar receivers mitigates environmental interference from static reflections, improving measurement precision.

Segmented electrodes in a capillary channel reduce diffusion times while thermal isolation protects enzymes from heat degradation during skin ablation.

A ketone measurement system breaks down total readings into causal components to isolate fat metabolism signals from dietary and supplement sources.

Segmented white and blue light sources adjust colour temperature and polarization to visualize skin structures without bulky multi-coloured LEDs.

Phase control circuits in multi-channel MRI array coils suppress signal cancellation from magnetic coupling, maintaining sensitivity and image quality.

A vehicle seat sensor lever guides an occupant finger into a measurement opening to detect vital signs after a collision when contact precision is difficult.

Door sensor unit disables peripheral transmitter radio emissions during open door states to maintain RF shielding integrity.

Volumetric MRI estimates regional lung function via signal intensity changes, eliminating ionizing radiation exposure while maintaining high spatial resolution.