Sensors TRIZ Cases

Magnetic alignment secures electrode contact in a modular bio-signal device, preventing moisture infiltration and data errors during ambulatory use.

Capacitance measurement isolates internal breast tissue signals to estimate milk volume, resolving accuracy issues in existing weight-based monitoring methods.

Multi-wavelength PPG sensing with per-wavelength offset calibration removes motion artifacts and external noise from heart rate detection signals.

A three strikes algorithm detrends neural signals to identify high frequency oscillations using amplitude, rhythmicity, and ringing criteria.

A cooling tourniquet system uses temperature sensors to regulate a chilled fluid pad, maintaining safe limb temperatures during rapid deep cooling.

A support board with varying thickness compensates for copper trace attenuation to eliminate visible artifacts in dual imaging systems.

Detects acoustic leaks in non-invasive photoacoustic sensors by measuring pressure wave amplitudes and phases at varying modulation frequencies.

Acoustic communication unit transmits control signals to the examination room, resolving operator positioning conflicts.

Segmented electrode protrusions accommodate dense hair volume, resolving scalp discomfort from excessive pressing force.

A wearable headband uses a deformable biasing attachment to maintain consistent contact between brainwave sensors and the user's forehead.

Distributed battery modules balance center of gravity to prevent slipping while maintaining power capacity.

Dynamic PDA display adaptation via wireless signals resolves examination efficiency bottlenecks by automating screen transitions based on apparatus usage state.

A biosignal registering system uses an integrated dispensing unit to deposit electrolytic gel onto electrodes.

A computer system estimates motion parameters from navigator data to reconstruct images using a subspace framework.

A radar system detects physiological characteristics by processing reflected signals through an optimized algorithm that converges wave energy.

Electrodes apply electrical signals to bio-materials to detect permittivity changes for oxygen concentration analysis.

Rotating boom captures complete patient views to resolve limited-angle documentation gaps.

Intermolecular zero-quantum coherence resonates at neuronal frequencies to directly image currents, bypassing hemodynamic response limitations.

Terminal device selects valid data segments from original sensor streams to form target collected data.

Detuning circuits switch RF receive coils to transmit mode, generating local fields that homogenize the B1 field without multi-element array hardware.

A regularity index measurement apparatus calculates intracardiac electrocardiogram waveform data to identify abnormal values.

A multichannel endorectal coil increases signal-to-noise ratio by stacking intersecting sections that minimize mutual interference between loops.

A moving object detector extracts phase values from channel impulse responses to identify motion without frequency domain transformations.

Optical projection replaces shoe sensors to eliminate feedback delay, enabling real-time walking posture correction.

A fatigue estimation apparatus extracts biological data during specific activity states to calculate stable feature values.

Multi-band image quality scoring resolves lighting and movement noise in remote photoplethysmography by selecting effective signal sections.

A purpose-selected fluid configuration fills void space between sensing electrodes and target objects to enhance electrical measurement sensitivity.

Generative inter-subject transfer learning apparatus aligns source and target EEG data distributions using adversarial networks.

Segmenting the information supply instrument reduces operator burden by replacing heavy barcode scanners with lightweight RFID communication.

A charge/discharge element supplies power to MRI units using accumulated energy, reducing facility size.

Auto-ECG functionality determines systole and diastole triggering delay times to eliminate manual operator intervention across multiple imaging stations.

Segmented coil elements on a contoured lining conform to patient anatomy, reducing respiratory motion artifacts during magnetic resonance imaging.

Laser radiation generates mechanical waves in flexible covers, reducing position measurement errors and temperature sensitivity.

A medical device calculates heart rate percentage changes relative to stable reference values for seizure detection.

Dynamic k-space expansion interleaves gradient blips to counteract local magnetic field gradients during Proton Echo Planar Spectroscopic Imaging readout.

Inter-loop capacitors connect adjacent unit loops in a multi-channel NMR coil, eliminating signal channel coupling that degrades image quality.

Integrally formed RF conductor merges with plastic housing to lower production costs and improve assembly precision.

An electrocardiograph automatically analyzes ECG signals and triggers enhanced testing for acute coronary syndromes.

An active ECG sensing lead integrates a denoising module to remove in-band noise from EMG sources, improving signal quality for ambulatory monitoring.

A sport assistance system adjusts media tempo rates based on real-time heart rate data to synchronize movement with physiological targets.

An EEG apparatus detects brain activity patterns during software-based tests to quantify visual spatial neglect extent.

Multi-electrode impedance measurements construct a system matrix that decomposes mixed electrical signals, separating respiratory data from motion interference.

A portable EEG cap transmits brain wave data to remote experts, resolving the contradiction between rapid on-site assessment and diagnostic precision.

Switchable HF correction coil elements resonate passively to homogenize the B1 field distribution in breast MRI systems.

Elastomeric sensor housing adapts to diverse finger geometries while maintaining structural integrity for accurate readings in challenging environments.

A motion sensor detects heart rate using a smart scheduling framework that switches between normal and low-power modes based on user activity.

Blood flow sensors detect vessel status while the CPU adjusts compression pressure to maintain hemostasis without manual intervention.

An MRI apparatus specifies target sites and adjusts imaging conditions to acquire diagnostic data from regions with weak anatomical contrast.

Open microchannels eliminate air bubble trapping and bonding complexity to improve device reliability.