Sensors TRIZ Cases

A voice based disease management device extracts acoustic and linguistic features from user speech to generate actionable health data.

Residual deep learning reconstructs full tensor data from six encoding directions, cutting scan time by 15-fold without quality loss.

A body fat measuring apparatus pairs users via a KNN algorithm processing current and recorded impedance data.

A non-planar device applies localized pressure to a fetal heart rate transducer for stable abdominal contact.

Conductive textiles and serpentine interconnects maintain signal integrity during movement, resolving the trade-off between detection accuracy and user comfort.

A crescent-shaped measurement device inserts into the inferior fornix to contact tear fluid directly.

Segmented digital automatic gain control equalizes photoplethysmogram power to reduce motion artifacts and improve heart rate estimation accuracy.

An apparatus captures dynamic hand deformation and trigger pull metrics to enable personalized weapon fitment.

A speed measuring device calculates pulse wave velocity using optical coherence tomography motion contrast across multiple irradiation points.

A markerless infrared depth mapping system tracks joint movements in three dimensions to generate real-time angular metrics.

Beat selection logic isolates specific ECG cycles for ensemble averaging, reducing ambient noise without distorting critical signal features.

A lancet body incorporates resiliently deformable engagement fins that self-adjust their outer dimension to conform to varying receiver inner dimensions.

Simultaneous adjacent pixel heating converts diathermy heat loss into signal gain, improving measurement precision while reducing circuit damage risks.

Retainer-mounted pH sensors detect gastric versus dietary acid exposure without invasive probes.

A randomized raw data acquisition method groups movement phases to reconstruct high-quality magnetic resonance images.

Generative neural networks reconstruct individualized head-related transfer functions from sparse acoustic measurements.

System monitors heart rate and blood oxygen to trigger automatic alarms for unconscious patients, reducing caregiver burden.

A processor filters frequency components corresponding to detected motion in optical signals to determine oxygen saturation levels.

Integrated garment conducting areas position electrodes precisely, resolving 5mm manual placement errors that degrade muscle impedance measurement accuracy.

Flexible skin temperature transducer detects surface thermal energy to generate clinical readings.

AC poling reduces 71° domain walls in relaxor-PT crystals, resolving the trade-off between high piezoelectricity and light transparency.

A medical device system acquires extracerebral biological signals to trigger detailed cortical analysis only during detected pathological states.

A waveform detection model identifies QRS complexes while a regression model locates the unique R-peak in electrocardiogram signals.

Replacing complex centrifugation, this method uses galvanic vestibular stimulation to alter body fat and bone density without drug side effects.

A wearable silent speech device combines electromyography and acoustic sensors to record user signals for machine learning model adjustment.

Spectral unmixing distinguishes contrast agents from native tissues in photoacoustic imaging, resolving visibility versus precision trade-offs.

Ribs with flat and concave surfaces on a syringe shield improve grip leverage, preventing slippage and recoil while maintaining simple injection molding.

A scanning chamber computer manages localizer scans and displays images via a communication connection device, reducing operator movement between chambers.

A wearable cardiac sensing device detects cardiovibration and electrocardiogram signals to determine patient risk metrics.

Resilient elasticity keeps a distractor tip on tissue during needle insertion and shifts attention from painful penetration to mild touch.

Nested gel reservoirs use pressure to expel gel through flexible seals, resolving inconsistent sensor contact and device complexity.

A digital coach guides patients through breathing maneuvers using real-time audio and visual feedback on an interactive display.

Synthetic MRI sequences process inversion recovery data to reveal subtle tissue abnormalities undetectable by conventional methods.

Machine-specific weights correct hardware filter distortions in EEG spectra, enabling accurate cross-device frequency analysis.

A rotary fluid collection device deploys needles via a mechanical actuator to extract bodily fluids.

An entropy-based verification algorithm filters false positives from device-detected cardiac pauses by analyzing signal components.

A unified pulse sequence samples k-space sectors to reconstruct time-resolved angiographic and perfusion images.

Reference image overlay guides non-medical users to position electrodes consistently, resolving measurement precision issues caused by manual placement errors.

A cascaded reference system generates composite signals to cancel ambient and power supply noise in wearable sensing circuits.