Sensors TRIZ Cases

See how linking chef biological data with cooking operations enables robots to reproduce dishes

See how a porous silk-fibroin mesh with glycerol and conductive polymer maintains conductivity

See how a damping bracket and guide rod system stabilizes the print paper drawer in medical mon

See how an adjustable frame with elastic members and sliders provides visual and tactile signal

See how concentration-gradient particles balance volumetric specific heat with mechanical stren

See how a metal concentration gradient in heat regenerating particles balances volumetric speci

See how gradient metal concentration in heat regenerating particles resolves the trade-off betw

See how a concentration gradient of metal elements in heat regenerating particles balances volu

A passive resonator array boosts MRI signal-to-noise ratio by strengthening RF magnetic fields while limiting electric field exposure.

Camera-based gaze nystagmus assessment backs up alcohol sensing to block vehicle start when impairment is detected and reduce false readings.

A conductive snap-on clip uses flexible fingers and dual-sided contacts to reduce PCB stress and keep battery terminal force consistent.

A temperature-triggered second cryocooler speeds superconducting magnet cooldown and quench recovery while avoiding unnecessary energy use.

A removable ring battery module uses mating contacts and threshold-force detachment to simplify replacement, assembly, and safer disposal.

A seat-integrated magnetic gradiometer captures magnetocardiogram signals to detect occupant vital functions accurately without skin contact.

AI uses occupant profiles and time of day to adjust lighting, audio, and seating for lower stress and better alertness in the vehicle.

Multimodal vehicle sensors and ML fuse visual, audio, olfactory, and biometric data for real-time impairment detection and intervention.

A heat-switched second cryocooler cuts MRI superconducting magnet cooldown time while avoiding continuous extra energy use.

Predictive gaze projection uses body-movement velocity and timing factors to align a 3D display despite latency and eye-tracking limits.

Varying superconducting tape width along the coil matches local MRI field conditions, cutting material waste, weight, and cost.

Holding conductive wires in a fixed arrangement before dielectric overmolding simplifies MRI RF coil resonator assembly and improves interface reliability.

Coaxial micro-extruded silicone-Cu TENG fibers replace bulky batteries with self-powered, stretchable sensors for wearables and organ monitoring.

When pilot incapacitation is detected, expected flight-segment inputs are checked against actual controls to flag or override hazardous commands.

Uses a passenger's personal device to feed vital signs to the vehicle, compare thresholds, and trigger visual, audio, or haptic alerts.

Liquid metal in flexible cavities preserves electrical continuity under deformation, enabling durable wearable touch and biometric sensing.

Reverse current and an external resistor rapidly demagnetize a superconducting MRI magnet while keeping heat outside the cryostat.

By checking misoperation before warning, this driver monitoring case cuts false alarms, reduces annoyance, and improves timely hazard response.

A split wearable housing with dual batteries lets the removable module charge separately while the base sensor keeps tracking physiological data.

Averaging multiple in-cabin UWB radar streams improves occupant heart-rate sensing without adding costly millimeter-wave hardware.

A hinged clip with engagement surfaces and a locking tab keeps ECG lead wires ordered, secure, and low profile during monitoring.

Biometric screening plus HMI response checks improve driver health assessment and enable safer vehicle movement control.

Coaxial micro-extruded silicone-Cu TENG fibers replace bulky batteries with stretchable, self-powered sensing for wearables and organ monitoring.

A CNN and transformer pipeline replaces manual feature extraction in multi-channel time series analysis to improve prediction accuracy and consistency.

Steering wheel vibration and torque-angle correlation reveal declining muscle responsiveness early enough to confirm driver abnormality before loss of control.

Reversed superconducting coils and ferromagnetic shielding shorten the MRI patient bore while maintaining field homogeneity and reducing support weight.

Personalized wake-up lead time uses driver profile and route events to reduce sleep inertia before manual takeover.

Opposed-surface transmit and receive antennas with a reflector improve radar isolation, cut interference, and widen FOV for patient monitoring.

Physiological sensing and feedback adjust in-vehicle remedial exercises to match occupant emotional state and improve comfort and safety.

By allocating allowable heat input across scheduled MRI scans, this case prevents superconducting magnet quenching while preserving image quality.

Biometric data and driver preferences adjust pseudo engine sound tone in EV manual mode to increase excitement and satisfaction.

Time-series BrAC analysis separates alveolar alcohol from interferents, reducing false ignition interlock lockouts.

A split housing keeps the sensor base on the user while the removable display module charges, preserving physiological monitoring.

Active suspension adapts damping in motion-sickness frequency ranges using sensors and occupant feedback to improve comfort in autonomous vehicles.

A seat-integrated magnetic gradiometer captures cardiac signals without skin contact while rejecting vehicle and Earth field interference.

Combines passenger device data with cabin conditions to flag comfort or health risks and send timely onboard recommendations.

Absorbing layers and a circumferential flange cut external EM noise and parasitic skin-fat interference for more accurate tissue monitoring.

Optical markers and OCR verify that a substance measuring device is assigned to the right test subject, reducing manipulation and review time.

Predefined control points and guided positioning help robotic skin imaging deliver reproducible, high-quality images for diagnosis and therapy.

Tracks pilot inputs against expected flight procedures to flag or override unsafe commands when incapacitation indicators appear.

Multi-signal monitoring of driver motion, biometrics, and vehicle behavior enables earlier abnormality detection and adaptive travel control.

A vehicle radar tracks target candidates by range and angle to monitor vital signs for multiple occupants and nearby pedestrians with one sensor.

An asymmetrical twist-lock connector secures disposable patch electrodes with durable mechanical and electrical contact for repeatable bio-signal measurement.

Interior sensors track occupant reactions to music and trigger vehicle feedback, creating more engaging in-cabin entertainment during autonomous driving.

A deformed metal track redistributes ultra-high-field MRI RF excitation to improve field homogeneity without disrupting signal reception.

Question-based driver profiling replaces complex sensors to quickly classify physical or psychological state and deliver driving advice.

Spatially diverse antennas with selective switching extend analyte sensor communication range and improve RF efficiency in miniaturized wearables.

An asymmetrical rotating connector secures disposable patch electrodes to bio-signal receivers without complex metal electromechanical parts.

A rigid top casing and flexible bottom element preserve hermetic sealing while limiting stress on the semiconductor platform.

An intermediate-conductivity shield tube cuts eddy-current heat and secondary fields in MRI magnets, easing cooling demand and preserving image quality.

Flexibly connected electrode units improve skin fit and signal stability in wearables while reducing discomfort and movement restriction.

A monolithic molding process turns shaped conductors into disposable MRT local coils, improving oral-cavity hygiene and simplifying manufacture.

A sealed shell and fixed flexible patch improve ECG connection stability, simplify assembly, and eliminate cleaning and sterilization.

Stretchable coil or bellows electrodes adapt to different upper-arm sizes, improving ECG comfort and signal accuracy with fewer parts.

Alternating pressure between different body contact areas keeps a sensor secure while reducing nerve stimulation and blood flow restriction.

Peak variability and peak-count variability thresholds separate normal ECG signals from abnormal and noise samples, improving warning accuracy.

Surrogate EEG sequences replace missing or corrupted frame data while preserving spectral properties and limiting real-time analysis errors.

Nitrogen surface treatment on a conductive carbon electrode boosts electron transfer and electrostatic interaction for more sensitive electrochemical measurement.

Flexible active dry EEG electrodes improve scalp contact and signal quality without gel, while staying comfortable and discreet for wearable use.

Contact impedance triggers a pushing component to reposition EEG electrodes automatically, improving head contact and signal quality.

Multi-tooth gel piercing and a flexible amplifier mount improve EEG scalp contact, gel control, and comfort during extended monitoring.

Integrated conductive garment electrodes route ECG signals outward without direct skin contact, improving comfort, privacy, and signal accuracy.

Time-domain and time-frequency biosignal analysis separates smooth-muscle responses from artifacts for near-real-time autonomic nerve localization.

Frequency-swept DEFT RF pulses refocus magnetization in single-sided MRI, improving SNR and image quality in inhomogeneous fields.

Multi-wavelength PPG channels and ML filtering enable non-invasive HbA1c tracking despite skin reflection and overlapping hemoglobin spectra.

An extended baby ECG patch moves the monitor off the body, reducing pressure while improving chest attachment and signal stability.

Battery-free wireless wound care combines continuous impedance and temperature sensing with electrical stimulation to support faster healing.

A resizable non-conductive smart ring uses mechanical or automatic fit adjustment and emergency release to improve comfort, safety, and sensor accuracy.

Wetted permeable electrode bodies improve skin contact and impedance stability for more comfortable electrical stimulation and biosignal detection.

Thermal actuation adapts dry electrodes to skin contours and motion, lowering impedance variation and improving physiological signal quality.

A surface electrode array maps stump muscle signals to choose control mode and fixed electrode placement for earlier, more reliable prosthesis fitting.

Dynamic beat filtering selects representative catheter beats for 3D heart mapping, improving map accuracy while avoiding redundant low-quality data.

Undocking-triggered transport indicators add location and ETA to the monitor display, reducing clinician cognitive load during patient transport.

Needle-based saline pressure measurement replaces subjective pain scoring, enabling more reliable fibromyalgia diagnosis and targeted muscle relaxant treatment.

Variable echo-time MRI separates water and fat k-space signals to reduce chemical shift artifacts and improve bone image clarity.

Non-contact echo signal processing combines demodulation, FFT, and a lightweight neural network to identify vital signs on portable devices.

Additional body-part impedance measurements and stored parasitic values correct common-mode error from uneven electrode contacts.

Auditory prompts, pulse sensing, and visual biofeedback guide heartbeat synchronization as a non-invasive option for irregular rhythm training.

A light-transmissive heat conductive member keeps the cell wall warm at the laser path, preventing alkali metal precipitation and magnetic noise.

By converting MRI signal intensity into normalized contrast concentration over time, this case improves tissue classification despite TR, TE, and flip angle effects.

Frequency decomposition and correlation analysis suppress ECG artifacts in brain-sensed signals, improving neural sensing for therapy and diagnosis.

Grouping heartbeat ECG waveforms by shape and mapping reference positions improves Q and T wave detection accuracy for QT analysis.

An offset photodetector and unequal optical paths improve ring wearable heart rate and SpO2 accuracy without extra sensors, size, or power.

Adaptive display lighting and screen partitioning improve camera-based rPPG biometric capture under changing ambient light and user distance.

Segmented electrogram analysis removes noise and compares activation intervals to deliver more reliable cardiac cycle length measurement.

Optical fiber links inside the MRI scanner enable bidirectional patient-staff communication and monitoring without process interference or bulky mirror displays.

Adaptive wave band and drive current selection helps photoelectric sensors overcome pet hair attenuation, noise, and drift for more accurate heart rate detection.

Pulsed light and acoustic signal magnitude enable non-invasive detection of low-accumulation misfolded proteins without complex imaging.

A transformable coaxial lead layout lowers endovascular profile for smaller catheters while preserving multi-electrode therapy and sensing.

A VR eye test simulates changing light conditions and tracks eye movements to assess subtle visual change detection outside clinics.

Shielding walls and light-insulating plates isolate emitter-to-sensor light paths in compact PPG modules, improving heart rate accuracy.

A dual-axis cable follower tracks 3D motion for accurate exercise feedback without cameras, enabling portable resistance training.

Integrated control and synchronized tube rotation improve barcode label placement, traceability, and LIS-linked operation tracking.

Automatic capture of measurement data from external devices removes manual entry errors, records results, and flags biological abnormalities.

Multiple wavelength PPG amplitude ratios improve non-invasive glucose estimation by compensating for hemoglobin, blood volume, and user variation.

Built-in cellular links let a smart ring monitor vital signs, detect falls, and send emergency alerts without nearby smartphone access.

Adaptive filtering and sliding-window processing remove EEG artifacts in real time while extracting multi-domain features across device setups.

Columnar dry EEG electrodes pass through hair and use elastic support to maintain low-impedance, comfortable scalp contact.

Segmented acoustic feature mapping compares test and reference speech to detect physiological state deviations with higher assessment accuracy.

Expert fusion across EEG, ECG, and EDA with missing-data training improves classification reliability when sensor signals are incomplete.

A dual-frequency ultrasonic sensor on the display switches modes to capture fingerprints and measure skin elasticity in one integrated module.

A secure locking wristband combines GPS, geofencing, SOS alerts, and vital sensing to prevent loss and speed caregiver response.

An adaptive Bayesian olfactory test cuts unnecessary trials while improving threshold accuracy for self-administered screening.

Automatic sensor-to-limb matching improves contralateral movement training by tracking responses, reaction times, and feedback accuracy.

Two RF tones create intermodulation in the MRI receiver coil, enabling more sensitive cardiac and respiratory motion sensing without on-patient hardware.

Cloud maps and wavelet-based propagation maps improve visualization of low-voltage, fractionated cardiac electrograms for faster diagnosis.

Deformation sensing calibrates skin-contact biosignals in a flexible module, improving accuracy despite surface irregularities and movement.

Rectangular non-overlapping loop coils create a wider longitudinal MRI region while reducing patient confinement and improving procedural access.

Multiple impedance and temperature sensors confirm stomach placement, detect tracheal misplacement, and monitor reflux during enteral feeding.

An elastic inner-core structure keeps the lancet shielded during loading and replacement, simplifying blood collection while reducing needle exposure risk.

Combining PPG pulsatility and motion spectra with neural networks enables continuous heart rate tracking plus confidence scores during vigorous motion.

Covariance decomposition and random sampling expand brainwave training data while preserving relationships, improving pain classification with fewer stimulations.

Fixed-angle goniometer gauges let patients measure and track joint range of motion without pivoting arms, supporting home use and telehealth.

An adjustable carrier keeps a sensing element affixed to skin on wearables, reducing detachment and motion artifacts for more accurate monitoring.

True differential amplification and on-chip references suppress common-mode noise while scaling neural signal readout and digitization.

Elastic spring sheets and barbs lock the needle cover under external force, preventing push-out and confirming needle seat fixation.

Positioning labels synchronize echo capture and receiver location to enable portable electromagnetic imaging without bulky arrays or mechanical scanning.

Combining multispectral imaging with magnetic resonance fingerprinting maps T1 and T2 near metal implants in clinically feasible scan times.

A liquid crystal lens array and light field camera help capture biometric data accurately in a thin, compact wearable imaging module.

A two-electrode wearable corrects noisy ECG traces and tracks P-wave/R-wave ratios to reveal cardiac amyloidosis progression.