Input/Output For User-Computer Interaction TRIZ Cases

Magnetic bistability snaps a foldable housing over the finger, resolving bulk and comfort trade-offs in wearable input systems.

A head-mounted display superimposes a transparent grid pattern to orient users in real space.

Optimizes odd-even frame processing to reduce power consumption while maintaining tracking stability.

Calibration systems apply inverse filters to input waveforms, compensating for device mass and stiffness variations to ensure consistent tactile feedback.

A co-presence manager repositions avatars to prevent harassment in virtual reality by enforcing restricted spaces.

An LSTM model classifies motion patterns from insole pressure data, reducing latency and improving mapping accuracy for complex VR scenes.

A mosaic-like graphic displays overlapping hierarchies using icons positioned by type and rank.

A gaze safety module pauses media playback when sensors detect driver inattention.

A wearable input device uses a flexible band with fixed and connection units to detect shape changes via resistance sensors.

A flexible display apparatus detects its own deformed shape to dynamically adjust the user interface layout and resolution.

A virtual reality interface activation method uses approach velocity, acceleration, and direction to determine user intent.

Replacing static signs with a processor-controlled electronic board reduces land footprint and maintenance time while enabling remote menu updates.

Asymmetric button angles and gyro sensors resolve the stability trade-off during tilt gestures while maintaining precision for fine cursor control.

A magnetic sensor-based finger motion capture interface device measures joint angles using a multi-joint exoskeleton structure.

A computing device defines input points for gesture paths across a virtual keyboard to identify intended words based on distance scores.

Separating input and feedback areas allows users to operate wheelchairs without head-worn gear or looking down at displays.

A retroreflective encoder pattern and 2D pixel array detect rotational and translational shaft movements simultaneously.

Downward camera captures environment to correct sensor drift and anchor virtual objects accurately in augmented reality headsets.

Dynamic angle switching adapts the field of view to user orientation, resolving conflicts between wide overview and narrow focus.

An orientation sensor generates motion data transmitted via RF signals, overcoming infrared range limits for precise tracking.

A display device uses a light-shield code pattern on touch electrodes to generate input coordinate data directly from geometric shapes.

An XR system adjusts content parameters based on collective audience engagement metrics.

A haptic rendering device uses a vibration sensor and controller to dynamically adjust driving signals for stable substrate resonance.

Terminal apparatus detects user distance and adjusts displayed image scale to convey spatial proximity.

A data processing system transfers virtual characters between scenes using transmission and global data.

A program discriminates fiducial markers to identify start points of structured markers in captured images.

A head-up display system predicts user target positions using vehicle acceleration data to render accurate augmented reality panels.

A projector interleaves colorless light with visible images to enable camera-based gesture detection on large surfaces.

A gaze-based prediction device combines cursor movement and eye tracking data to identify user intent without external controls.

A VR headset system calculates user movement to escape communication channel blocking.

A force sensing device uses an elastic pressure applying member to maintain a constant distance between the sensor support portion and the frame.

Multi-camera projector detects pointing element distance using specific optical axis orientations relative to the screen normal.

Simulates bleaching and local adaptation effects to extend perceived dynamic range without increasing hardware complexity.

A five-sense content interaction system synchronizes olfactory, haptic, and visual modules via a unified platform for immersive user engagement.

A slim profile housing integrates a movable actuator assembly with embedded magnets and multi-axis magnetic sensors to detect precise user input signals.

Processor controls vision covering devices in locked rooms via motion detection and scheduling to alert users of external hazards.

Bent sheet metal structure amplifies piezoelectric vibrations, eliminating costly machining to boost production rates.

A processing device obtains image information from a non-instrumented physical object to cause virtual movement of a three-dimensional model.

A transparent electroactive polymer layer generates vibration through electrostatic actuation.

A touch screen system acquires tangential contact speed to move response labels in sequence, synchronizing haptic and visual feedback.

A character interaction system compares user selection histories to generate dynamic expressions.

A transparent piezoelectric module uses spaced electrode islands to deliver position-selective haptic feedback on display surfaces.

Augmented reality guidance overlays location-based annotations onto real-world images for intuitive navigation.

A mixed reality system anchors virtual objects during user movement and repositions them to face the user when stationary.

Prerecorded holograms generate virtual images and detect actuator positions via optical scattering, eliminating physical projection surfaces.

Split back surfaces with dynamic key mapping resolve static alignment issues that cause wrist stress and fatigue during typing.

Electroactive polymer inertial actuator generates vibrations through substrate resonance, resolving power and size trade-offs in mobile haptics.

A scanned beam imaging system directs infrared light across a user's cornea while multiple photodetectors capture reflected signals at specific angles to determine gaze position.