Input/Output For User-Computer Interaction TRIZ Cases

A virtual keyboard system detects finger displacement to determine target key positions dynamically.

A virtual reality system generates live wind, fragrance, and temperature at the display location to synchronize sensory inputs with visual data.

Pixel electrodes serve dual display and touch functions, reducing device thickness and simplifying manufacturing processes.

Electromagnetic induction panel detects accessory mounting state via signal magnitude analysis, eliminating hall effect ICs and reducing production costs.

A knob device uses an operating cap with touch control pads at varying heights to activate rotational and click controls on a touch screen.

A distance-based interaction system dynamically matches single-user and multi-user modes to enable real-time collaborative engagement with museum exhibits.

Algorithm discards erroneous motion features from periodic surfaces using local edge analysis to maintain precise optical motion detection.

A hand-mounted device uses ultrasound transducers to deliver tactile sensations directly to fingertips without requiring users to hold controllers.

Segmenting functionality into interchangeable modules resolves the trade-off between device versatility and structural complexity.

Sectioned capacitive controls display previews to reduce driver distraction while maintaining low device complexity through intuitive gesture navigation.

A controller classifies regions of interest by rating haptic data quality against visual references to guide user exploration.

A packetized content delivery network uses a unified service layer to transport media across managed and unmanaged networks.

Interpolating discrete haptic key frames resolves the contradiction between complex dynamic effect generation and device processing constraints.

Local gesture interpretation in the remote control reduces data transmission bandwidth and energy consumption compared to transmitting raw motion data.

A processor scans and identifies 3D content within 2D webpages to render interactive objects in a virtual workspace.

A portable device detects markers to switch between 2D and 3D photography modes using binocular parallax.

A wearable device dynamically mixes audio stem tracks based on user head pose, eliminating complex manual controls.

A strain measurement ring detects finger deformation to track user input in virtual reality environments.