Input/Output For User-Computer Interaction TRIZ Cases

Real-time motion data moves from a sporting sensor to a wearable display, while sleep mode preserves competition-rule compliance.

Motion data is classified on-device to identify media device type, automate sensor setup, and cut battery-draining data transmission.

Multiple light-source and photodetector paths sample different skin depths to improve wrist blood oxygen and pulse detection accuracy.

IMU and camera fusion cuts 6DoF tracking compute load while preserving precise object position and orientation in VR and AR.

Gaze-guided drag transfer moves content across 3D interface regions with directional thresholds to cut interaction time and cognitive load.

LiDAR and optical sensing map a VR room, maximize playable space, and warn users when moving objects may enter the play area.

A sensor-equipped ring, bracelet, or glove supplements XR cameras to track objects accurately while cutting power use and privacy exposure.

Automatic feature detection and dynamic guides place AR annotations on 3D surfaces with fewer inputs, better feedback, and lower power use.

A single-chip hybrid sensor cuts power use by switching from event signals to luminance readout only when event-based processing fails.

Sliding gestures and orientation sensing identify the correct nearby target device, simplifying directional operations and connection steps.

Mirror-steered optical links track headset position and support seamless VR handover across access points with stable multi-user transmission.

Sub-frame hand and head pose updates keep virtual objects aligned to the user's hand despite input and display lag in artificial reality.

Gaze detection and speech input let users identify, manage, and act on notifications without manual interaction when their hands are occupied.

Virtual image generation is shifted to an external device to cut AR headset power draw, heat, and battery drain while preserving service quality.

Sensors and actuators adjust flexible display curvature from user distance and lighting to reduce distortion, glare, and manual wear.

Gesture, eye, and hand tracking simplify 3D object manipulation with contextual feedback and distance-based movement to cut user effort and energy use.

Tiered arc key layouts and adaptive touch calibration improve thumb typing comfort, accuracy, and speed on handheld virtual keyboards.

Respiratory phase is used to modulate readiness potential and ERD signals, improving voluntary action prediction in brain-machine interfaces.

A browser hub unifies windows across physical locations in mixed reality, bringing the selected view into the user's foreground.

Piezoelectric vibrators placed behind the light exit surface add haptics without cavities, cutting bezel width and thickness while preserving light efficiency.

Motion thresholds and time-window triggers enable a head-wearable camera to capture and send images during sudden emergency events.

Virtual actuator overlays in AR/VR turn gestures into IoT control commands, reducing menu navigation and making remote interaction feel more realistic.

Peripheral light emission from a low-profile wearable accessory improves camera-based VR tracking accuracy and makes placement easier.

Projective matrices split image transformation by eye position and screen geometry to render natural curved-display views with lower processing load.

Permanent magnets encode dial input as magnetic field changes, cutting user load and power-related failures for more portable, reliable control.

Automatic keyboard detection switches to the registered layout and matching input screen, avoiding manual selection on multifunction peripherals.

Hand gestures detected by HMD optical sensors use distance and duration to separate widget system controls from content actions in XR.

Timed display, grouping, and summary views help small-screen devices manage alerts with less interruption, lower cognitive load, and lower power use.

Eye tracking replaces head nods and hand inputs in smart glasses, enabling hands-free app activation through gaze, voice, and gesture.

Holopad-based AR annotation places shared 3D content at physical locations, improving visual clarity, ergonomics, and collaboration across devices.

Multiple candidate waveforms are modulated and user-selected to match vibration preference while keeping haptic force sense more consistent.

Real-time guest tracking drives AR/VR imagery and speaker-array audio so sound follows virtual objects for deeper attraction immersion.

User-specific content selection highlights relevant reading sections while keeping other web content in standard view to reduce distraction.

A mobile debugging interface exposes content delivery event logs and configuration controls so non-developers can diagnose app malfunctions without coding.

Automatic eye tracking and ray casting turn volume data into instant 3D medical views without complex manual image operations.

Physical keys take over condition changes when the touch panel is disabled, preventing accidental settings in surface texture measurement.

Prefetching lower-quality adjacent-space bitstreams cuts XR traversal latency and bandwidth while keeping the current view high quality.

Bilateral attention streams guide foveated 3D image delivery, cutting bandwidth and latency while preserving detail where users look.

Infrared gaze tracking and scanning mirror feedback keep a retinal projection image aligned with the eye during gaze changes.

A compact origami-pattern pump and thermoelectric pad deliver simultaneous heat and touch feedback for more realistic, comfortable VR wearables.

Prestored search engine identifiers let an input device package a target and description for faster, lower-complexity search initiation.