Input/Output For User-Computer Interaction TRIZ Cases

Sensor and historical data guide repair recommendations when estimated repair time falls below the line recovery threshold.

Rendering feedback limits depth estimation to AR regions of interest, reducing power use.

A pivoted target frame, mirror adjustment, and Michelson interferometer verify beacon locations across large tracking areas.

Spatial display patterns help radar detect device orientation and gestures without line of sight.

This case uses pupil-location confidence values to trigger corrective processing, improving gaze continuity without complex added hardware.

A GUI defines virtual-to-physical spatial constraints, then adapts scene instances to different XR environments.

Preset key combinations and operating modes filter unauthorized input and protect displayed content in a display apparatus.

User-specific AI interprets sign language and lip movements from 3D optical sensors for responsive avatar-based communication.

A frequency detector distinguishes vibration from voice inputs by band analysis, reducing processing complexity and power use.

Gaze-point selection separates feature and determining areas to resolve nearby-object ambiguity.

A first-hand gesture switches processing modes so the second hand can perform different operations in mixed reality.

A connected two-body electronic device combines emissive and reflective displays to support varied use while reducing power demand.

Embedded IMUs and a mobile app capture limb orientation, automate calibration, and display bodily movement data in real time.

Integrated EEG/EMG sensing, on-board processing, and haptic, audio, and visual feedback reduce setup and external dependencies.

A projected virtual interface and gesture sensor replace touch displays to reduce contamination in tight filling-machine spaces.

This case uses fiducial marks, camera images, and orientation data to align tracking-device space with hand space in XR.

This case uses travel prediction and arrival times to pre-position content at network nodes, reducing mobile delivery latency for 5G.

A client application tracks head position and gaze to amplify focused speakers, attenuate other streams, and show visual cues.

Biometric wellness checks pause virtual-environment engagement and later prompt users to resume through a second electronic device.

This case uses alternating display and sensing subframes to stabilize pointer-light detection in LED panels without added optical hardware.

Dynamic AR route images warn pedestrians of UGV paths and collision zones.

Physiological signals and scene understanding trigger recording of meaningful moments without manual interruption.

Depth-based counter-scaling keeps virtual objects at their actual scale while layouts rearrange as 3D window size changes.

Independent touchpads and stored operation mappings translate taps, drags, pinches, and rotations into accurate input codes.

Radio-assisted headset navigation aligns external and internal 3D models, reducing line-of-sight limits and radiation exposure.

Gaze-based cookies capture user intent without front-end redeployment.

Inductive force sensing replaces contact-based measurement to improve thumb stick precision and reliability near the neutral position.

The HMD detects user posture and real-space obstacles, then searches for a new play area to maintain collision-free VR movement.

Sensors track blink rate, eye movement, and eye conditions while display, audio, or haptic prompts support comfort and alertness.

Preparatory processing for unviewed regions helps HMD systems generate high-resolution VR images without line-of-sight delay.

An eyewear device tracks both hands, placing virtual targets in mapped regions to connect intuitive gestures with precise control.

Multiple actuators can add weight and complexity; elastic suspension channels one actuator’s vibration across the panel.

This case uses machine learning and adaptive sensor processing to track faces in changing light while conserving eyewear battery power.

Sensor-derived 3D correspondences register HMD and external coordinate frames, keeping holograms anchored without fiducial markers.

A raised upper-surface layout separates buttons, supports horizontal finger sliding, and helps prevent drops during one-handed operation.

A hybrid script and language model controls conversation flow, limits misinformation, and supports context-aware user responses.

A camera captures marker positions and the projection area, then sends correction data to reduce alignment errors.

A shortcut-hint interface reveals modifier-key actions on touch screens, reducing key presses and conserving device power.

Separate circuit boards and a stretchable, twistable cable add pen functions without replacing the main board or adding switches.

Local sensory profiling adapts interface elements to reduce overload and improve engagement.

Dynamic visual content adapts dimensions and viewpoints to user preferences.

This case uses valid gaze pairs from dwell actions to train an on-device calibration model without interrupting user interaction.

Eye-tracking feedback tunes GAN weights and loss functions to align synthetic image generation with human visual attention.

Position and direction sensors record a user's path, then place an avatar along the trajectory to guide accurate return.

Learn how rotating wearables maintain object-focused beamforming and reduce microphone power use for continuous hazard notifications.

Source amplifiers switch off in peripheral areas while interpolation preserves image quality for foveated rendering.

An external device handles high-accuracy recognition while the AR device adjusts regions and performs real-time hand recognition.

Iris authentication and image recognition link cards and services to relevant passwords, reducing manual entry and selection.

A wrist sensor triggers LED patterns on a head-worn device when biometric thresholds indicate useful real-time feedback.

Meta-information tags basic movements so designated motion sections can be replaced with reference data for efficient reuse.

An annular magnetic member displaces within a gel layer to push a flexible sheet forward, resolving rigidity issues in tactile feedback systems.

A display control device projects objects and detects user selections via sensors to confirm intended actions.

Active infrared illumination and difference imaging eliminate background noise for reliable gesture recognition without expensive depth cameras.

A head-mounted display determines a common augmented reality image position using peer location data.

An optical sensor detects user gestures while an actuator presses existing elevator buttons, reducing contamination risk on public surfaces.

A mobile user apparatus routes output commands from concurrent applications to an integrated display and external accessory devices via a communication interface.

Facial gasket sensors combine physiological output signals to transmit non-verbal cues, resolving misinterpretation in head-mounted device interactions.

Multi-factor probabilistic model evaluates user input intent via proximity and motion consistency, resolving precision versus ease of operation trade-offs.

A circular scroll bar positioned at the display edge enables touch-based scrolling and zooming on mobile terminals.

A force sensing mouse uses a movable top portion to exert pressure on internal sensors for precise input detection.

A haptic device produces varied sub-actions to deliver tactile feedback.

A movable plate turns upward to reveal a sub-display when the laptop opens.

Transferring a complete component hierarchy between applications eliminates trial-and-error assembly time by preserving internal connections automatically.

Wearable devices detect user attentiveness scores to trigger selective delivery of missed streaming segments.

A touch-sensitive input device employs a ferromagnetic core and limited electrical signals to stabilize resting positions against elasticity variations.

Subdividing a touch-sensitive mouse interface into selectable sectors reduces accessory management complexity while preserving full customization capability.

A touch input device uses a concave gesture unit and inclined swiping edges to deliver distinct tactile feedback.

Rotating armature extends sensor assembly away from head to prevent field-of-view obstruction during hands-free teleconferencing.

A varifocal element adjusts the focal length of a virtual reality headset optics block based on user gaze tracking data.

Segmented light source blocks dynamically activate based on observer position to provide consistent depth perception while reducing energy consumption.

A hinged multi-screen device renders virtual objects using hinge angle detection.

Thermoelectric elements in the operation device present warm or cold sensations to resolve limited tactile expression diversity.

A multimodal natural user interface activation system evaluates visual and gestural signals to translate inputs into agent actions.

Electronic device segments health information into display levels and transmits control signals to external screens.

Continuous FMCW radar signals calculate transponder distance to resolve tracking accuracy versus system complexity trade-offs.

Electronic device provides natural language expressions based on current operational context, resolving vulnerabilities when user utterances are absent.

A VR system tracks user gaze to determine focal depth for accurate 3D rendering.

A position indicator capacitor uses segmented electrodes to change capacitance based on opposing area rather than contact area.

A virtual touchpad uses infrared position detection and microphone taps to capture user inputs without physical buttons.

Gesture sensors detect predefined motions to deliver actuation credentials, reducing menu navigation complexity.

Avatars display clickable links and NFT images on their surfaces to enable direct user interaction.

Segmenting detection into wide-area sensing and image verification resolves precision errors from attire while maintaining fast response.

Segmented actuators and position sensors control X, Y, Z movement of a tactile unit to resolve precision-reliability contradictions.

Eye movement analysis of dynamic icons enables hands-free interaction by discarding complex calibration requirements while maintaining selection reliability.

Hand pose analysis generates keystrokes using trained models, resolving typing accuracy issues caused by missing kinesthetic feedback.

Camera-based object recognition bridges physical items and augmented reality content, resolving the lack of effective association mechanisms in current systems.

Head mounted display adjusts optical lenses and rendered images to compensate for user visual impairments.

A scene-facing camera detects moving objects to correlate their angular locations with user gaze angles for automatic calibration.

Inertial measurement units on foot trackers supply lower body pose data to reconstruct full body avatars in shared virtual reality environments.

Predicts intended voice assistance systems from ambiguous commands and displays environment images for visual selection.

EEG biofeedback headset translates scalp signals into audiovisual cues, reducing abnormal brain wave patterns to increase reading speed and accuracy.

A recording device stores object motion data alongside available function metadata to enable compatible reproduction.

An actuator coupled to a wearable crown provides tactile feedback, resolving the contradiction between device complexity and reliable input confirmation.

Depth camera creates depth maps to map finger position to cursor, resolving visual occlusion and finger pad resolution limits.

A touch sensor detects position and pressure using a switching circuit to resolve complexity trade-offs.

A lens system with variable focal length directs photons to peripheral pixels in a machine-vision depth camera.

A vibrating element generates ultrasound frequency vibrations at a manipulation surface to provide tactile feedback based on input field states.

A virtual keyboard displays within a 3D immersive environment for direct key selection.

Restricted region imaging increases frame rates during wake-up, reducing latency while maintaining accuracy through focused resource allocation.