Input/Output For User-Computer Interaction TRIZ Cases

Virtual reality reconstructs bullets and shells as 3D models, enabling repeatable, multi-operator ballistic comparison without handling physical evidence.

Detecting changes in attention lets an extended reality interface issue focus reminders only when criteria are met, reducing inputs, cognitive burden, and battery use.

Historical ad targeting can miss new knowledge from a helper, so tracked interactions refine supplemental content for the user's current interests.

Sliding touch-screen gestures adjust ultrasonic imaging modes while feedback helps users keep attention on the ultrasound image.

Predicted head poses are interpolated across image stripes to reproject extended-reality frames and prevent tearing at stripe boundaries.

Dual optical units in eyeglasses combine wide-field and auxiliary images for high-resolution, hands-free event recording.

An electronic device converts cardiovascular, respiratory, and metabolic indices into avatar changes for intuitive, privacy-conscious health guidance.

Vision-aware control adjusts lens distance, field of view, and virtual-camera spacing to improve focus and parallax for different users.

Limited worker and peripheral-device views restrict support; 3D coordinates enable viewpoint shifts and hand-motion guidance.

Eye tracking and camera data let a network entity scale and position participant video for perceived eye contact and social distance in AR glasses.

A swivel base, locking member, and spring enable perpendicular rotation axes for more flexible tablet screen positioning with simpler installation.

Gaze and object-interest criteria selectively trigger image compilation, reducing capture volume while preserving relevant user activity moments for replay.

Observed sliding gestures can expose a password; this case adds retention-time vibration patterns and piezoelectric tactile feedback to the unlocking signal.

Interictal EEG feature analysis separates epileptic from non-epileptic patterns, reducing reliance on prolonged seizure observation and computation.

Onboard cameras and neural networks recognize operator gestures, replacing cumbersome portable controls for faster locomotive adjustments.

Imaging devices estimate user gaze and map it to planograms, revealing viewed inventory items without physical contact.

Separate biometric sensors capture biometric data while alignment feedback and 3D analysis help reduce false negatives and repeated attempts.

Gaze-responsive virtual shadows and light effects clarify object relationships while reducing rendering load and power use.

Magnetometers track a real launcher's position and orientation so users can launch virtual projectiles along defined trajectories.

A portable signal control unit decodes neural signals so users can switch among external devices without caregiver setup or assistance.

An embedded cognitive-state system collects biosignals and uses a mediator interface to help third parties personalize content without duplicating complex infrastructure.

Off-axis projective geometry uses tracked eye location to restore motion parallax and directionality on standard 2D screens without headsets.

Camera feeds combine physical interactions with virtual avatars and objects in a synchronized third-person AR view for spectators.

Metadata-driven motor control switches the display between zero, partial, and full views to limit exposed area and power use.

Eye-tracking cameras compare gaze focal points with displayed objects, then reposition visual targets to correct wearable-display alignment.

An external host receives aggregated sensor data over optical fiber, moving core processing off the headset to reduce weight and thickness.

Holographic guidance replaces costly, fixed-angle physical guides with adjustable trajectories, enhanced visualization, and reusable ultrasound support.

Dynamic ROI switching lets an inward-facing head-mounted camera track facial movements while reducing power and processing load.

Hand tracking and gestures replace physical keyboards in AR, enabling virtual-key selection and text entry while users remain immersed.

A shared stylus circuit switches between capacitive and resistive sensors, reducing design burden while acquiring pen pressure data.

Tracked virtual objects let users memorize, remove, and replace scene items while the system checks placement accuracy and expands training.

A flexible film touch panel overlays keyboard buttons to share panel space while supporting touch and press signals with reduced interference.

Sensor-trigger validation selects operation scenarios for automatic mirroring with external devices, removing the need for user input.

Combining ECG, BCG, and PPG signals, the wearable system calculates pulse transit time to detect vital-sign changes earlier.

Movable grips localize vibration near the user's hand, improving transmission without large vibrating bodies that interfere with operation.

Distributed filters and baffles slow aerosol infiltration, while embedded sensors track motion, temperature, and compliance.

Communication monitoring adjusts resolution, frame rate, and field of view to preserve remote-machine visibility with less bandwidth.

Sensor-driven routing selects notification modalities and target devices by user context, reducing distraction and battery use.

A generative model selects high- or low-power sensor sampling modes from uncertainty to sustain XR user-state awareness within battery limits.

Conditional map display keeps target-position guidance available when needed without wasting virtual-scene display space.

A sampler feedback loop adjusts reference voltage and phase to shorten eye-diagram generation while retaining detailed measurement resolution.

A portable signal control unit decodes brain signals to switch securely among multiple devices without caregiver setup.

Predefined virtual-object sequences authenticate BCI users, while continuous monitoring detects unauthorized access and emotional distress.

A nonlinear angle function maps virtual rotation ranges to dynamic-carrier motion, aligning immersive VR movement with physical limits.

Traditional reaction tests can be distorted by system and electromagnetic noise; wearable electrodes and signal processing measure response timing more precisely.

Bending detection divides the display into areas and moves objects accordingly, creating more intuitive control for flexible panels.

A secondary smartphone or tablet interface lets operators calibrate and start VR experiences without wearing the headset, reducing contamination risk and setup time.

Self-mixing interferometry measures corneal distance and velocity to determine eye rotation with low power.

See how a pressure layer triggers touch-pad vibration in sleep mode when capacitive sensing enters a low-current state.

Basic touch pens support note-taking but not advanced VR/AR use; this device combines motion, touch, and controller-based interaction.