Input/Output For User-Computer Interaction TRIZ Cases

A forest of trees classifies user gestures using extended vectors that combine leaf assessments from candidate pixels and related neighbors.

Information processing apparatus detects touch-slide operations to change setting values on a display area.

A display device adjusts illumination sources to maintain consistent face lighting for viewer detection.

A volumetric display apparatus rotates a plate to project 3D images while sensing external object positions for real-time orientation adjustments.

Liquid crystal structure shifts LED light to target positions, increasing apparent spatial resolution while maintaining brightness and fast switching times.

Modulating frictional force via electrostatic effects as the finger approaches the sensor resolves visibility obstruction during biometric authentication.

A projector projects a non-uniform correction illumination pattern to ensure uniform light reflection on work surfaces.

An input device uses an interlocking member to drive operation portion movement, resolving poor operation feeling from slow reset speeds.

A wearable device authenticates to a paired electronic unit using wireless signals to expand operational capabilities beyond its limited physical controls.

Replacing mechanical ribs with software-based operation determination, the touch pad reduces component count while maintaining reliable device control.

Capacitive coupling between floating upper and lower electrode layers generates tactile feedback, reducing device weight and resonant noise.

Adjusting pulse width below half the frequency reciprocal prevents noise generation in tactile sensation devices during low-frequency vibration.

A vehicle display apparatus uses a front camera to capture forward views and overlays travel guidance on a curved screen.

Gesture input generates markup code to position content elements around irregular image contours, replacing manual tab and space adjustments.

Ultrasound transmitter and receiver detect reflected signals to determine one-dimensional gestures through time-frequency distribution processing.

A virtual reality system adjusts observation height based on detected glasses position and vehicle model.

Capacitive through-body communication uses the human body as a signal waveguide to transmit identification data, reducing verification time and server load.

An information processing apparatus adjusts warning methods based on user line-of-sight direction to detect physical objects in cross reality environments.

Acoustic beam steering and image sensors detect user gestures to resolve command conflicts in multi-user environments.

Standard cameras capture eye images to determine gaze points, resolving the contradiction between measurement precision and device complexity.

Segmented housing with resilient end caps absorbs lateral impacts while snap locks allow individual cell replacement without disturbing pin alignment.

A computer process generates stereoscopic images by mapping color values to a depth-displaced mesh derived from sample points.

Multi-scan sensitivity adjustment differentiates gloved touches from false hovering events by dynamically adjusting thresholds, eliminating false detections.

A gesture detection unit recognizes user hand movements to activate and control in-vehicle display menus.

A compact input device allocates multiple symbols to single keys by tracking relative finger positions across the keypad surface.

Merging accelerometer and gyro data with touch inputs resolves the contradiction between ease of operation and input accuracy by filtering accidental contacts.

A flexible communication device dynamically changes its shape to meet haptic rendering requirements.

A 3D CAD user interface maps hand gestures to virtual object manipulation via a virtual tabletop.

Portable electronic devices enable touchless interaction through ultrasonic signal reflection and detection.

Extracting audio envelopes via FFT or power spectral density reduces latency, improving synchronization accuracy between haptic feedback and audio playback.

A projector adjusts its user interface orientation to match handwritten input direction.

A display unit distinguishes between deck-type and manual feed tray sheet feeding units to show appropriate status indicators.

Predicting glint positions relative to the pupil edge allows selective illuminator powering, reducing processing complexity and power consumption.

A scene renderer modifies virtual images based on eye tracking data to maintain immersion.

A touchable control area with reflective display updates configuration based on power state to reduce energy usage.

Clustering stride features from 3D movement data identifies distinct gait patterns.

Biometric sensors adjust haptic intensity and pattern to simulate human touch without manual configuration.

A game mediation server creates virtual lobbies to synchronize multiplayer clients across diverse devices.

Shannon entropy and autoregressive parameters reduce EEG feature redundancy to improve mental state detection accuracy.

A head-mounted display renders a dedicated virtual space for product demonstration within a simulation environment.

Eye tracking systems replace manual controllers with gaze detection, resolving the trade-off between hands-free operation and device complexity.

A media player framework bridges third-party apps and native players via controlled APIs.