Input/Output For User-Computer Interaction TRIZ Cases

Instant character teleportation with movement preview avoids continuous VR motion, reducing dizziness while preserving relocation control.

Timed vibration control filters shaky load changes so a touch surface gives clear press and release feedback without repetitive discomfort.

Optical sensing tracks midair interactions on floating keyboard and trackpad images, reducing infection risk while preserving familiar input behavior.

Machine vision and local path planning turn obstacle detection into torso or limb vibrations for reliable navigation without audio, GPS, or Wi-Fi.

Optical user tracking enables safe switching between walk-through and locomotion modes by adjusting spacing and display output.

Environmental features like wind, rain, and lighting are fused with user tracking to render realistic avatars on power-constrained VR devices.

Maps arc-based hand motion from user joints into 2D XR input, reducing accidental inputs and unintended directional artifacts.

Sensors and tactile regions let an earbud detect gestures and voice commands to adapt audio and haptic output without hardwired control.

A fingertip thermoelectric grid simulates heat conduction and material feel in VR and AR without the bulk that limits hand dexterity.

An AR image plane near the probe aligns ultrasound with a 3D medical model to preserve anatomical context during procedures.

Multi-band UV, visible, and IR sensor placement improves wearable AGE measurement accuracy while keeping optical sensing practical.

Real-time exercise feedback highlights only high-priority indicators from past and current measurements, reducing overload while guiding improvement.

A rotating temple input lets smart glasses switch interface selections with less gesture complexity, enabling more scalable and lower-fatigue control.

Peak-based normalization of signal intensity and position helps gesture sensing maintain recognition accuracy across different training conditions.

Virtual safe-zone mapping guides VR locomotion to prevent collisions, reduce motion sickness, and support immersive use in limited spaces.

A cooperative UI remaps display regions and pointer input between a partially folded screen and a connected display to improve viewing and control.

Real-time user feedback corrects eye-focus drift during application use, improving display alignment and calibration accuracy.

Sensor-driven content shifting moves display output from central to peripheral vision during motion, reducing obstruction in crowded settings.

Force and acceleration sensing turns hand-vibration inspection into an objective learned-model judgment of target object condition.

Infrared-detectable invisible codes add virtual object data to physical content without blocking visible features in video interfaces.

Virtual AR switches mapped to device locations let users control brightness, speed, or current even when the target device is out of sight.

Using top and bottom monitor distance sensors, this case classifies sitting posture in detail while avoiding worn sensors and heavy image analysis.

By isolating only the user's gaze area in a wide field-of-view image, this case cuts processing load and improves response relevance.

Combining 6DoF position signals with 3DoF posture signals expands VR interaction options while keeping action processing manageable.

Proximity-based XR app states cut rendering load while preserving anchored content and improving depth comfort with matched visual cues.

A segmented input board folds into a mobile case pocket, then unfolds into a full keyboard to improve typing speed and accuracy.

Allocating mobile and static graphical features to separate re-projection layers cuts VR rendering load while preserving quality where motion matters.

A ToF sensor with staged posture and head-orientation neural networks wakes devices only on active user engagement, cutting false activations and power use.

UWB ranging replaces cameras and remotes to enable privacy-safe, low-light gesture control with precise device position and angle detection.

Visual recognition and stored 3D maps let a wearable distinguish similar devices and place AR controls at the correct spatial position.

A paired companion interface handles text entry and protected data outside the AR/VR headset, improving interaction flow and privacy.

Head-guided region selection and hand-mapped control points improve VR small-object accuracy while reducing fatigue during prolonged interaction.

Face detection, keyword wake-up, and region recognition help smart home appliances avoid noise-triggered commands and improve voice accuracy.

A generic scene description API defines delighting parameters for scanned objects, improving virtual-real integration without proprietary XR workflows.

Touch-point count and capacitance data screen out non-knuckle inputs, reducing algorithm load and false recognition on electronic devices.

Differentiated caption display on a transparent screen helps users identify each speaker's speech clearly during real-time translation.

Sequential scanning builds a scotoma map, then shifts external images into visible display regions to compensate for narrowed vision.

A surface-modifying ride screen recreates 3D scenery as touch feedback, adding tactile immersion without separate physical set pieces.

Context rules based on location, content, and image quality let smart eyewear send photos to the right recipients without manual sorting.

Fusing real-time hand images with wearable IMU data stabilizes head-mounted display gesture input despite tremor and recognition latency.

Real-time gesture mapping adapts to user context and intent, improving VR/AR input reliability without requiring predefined gestures.

EEG and facial biosignals are used to predict mouth shapes and expressions, enabling lip-sync avatars without recorded speech.

By placing a remote person's image at the camera position in the user's view, this case reduces mixed reality communication incongruity.

Multiple radar front-end circuits are distributed within a device to cut interference while preserving sensitivity and angular resolution.

Local motion classification identifies media device type, reducing raw data transmission to save battery while preserving audience measurement accuracy.

Target-pixel gray-scale averaging cuts field-sequential LCD color breakup while preserving brightness and avoiding color-filter light loss.

Adjustable display layers shift image planes to ease vergence-accommodation conflict, reducing visual strain and improving XR focus comfort.

Patch-based ML focuses on target gesture regions to improve long-distance recognition and adapt control to different users.

Cursor handoff across nearby same-account devices lets one mouse or keyboard switch screens without manual Bluetooth reconnection.

A camera-guided HMD overlays a held smartphone image onto VR content, enabling calls and browsing without removing the headset.

Segmented conductive terminals on a rotary knob increase capacitance difference to prevent erroneous finger detection.

Vertically elongated keys align with finger trajectory to improve touch typing accuracy.

A context controller adapts input and output modalities for voice interaction devices based on user proximity and gaze direction.

Augmented reality display controller overlays intended image orientation on recording medium containers, resolving preprinted sheet misalignment issues.

Segmented rendering provides low-latency previews for real-time camera parameter adjustment in free-view-point broadcasts.

A Stroop test system evaluates subjects using gaze position information on a display screen.

Fluidic haptic devices replace bulky motors with magnetic and pneumatic actuators, reducing mass while delivering high-torque force feedback.

Augmented reality devices pre-register anatomical body parts using distance measurement units to display spatial alignment information directly in the user field of view.

Aligning the vibration motor direction with spring urging directions increases lateral output while simplifying assembly and reducing costs.

Processor maps display signals to actuator intensities, resolving texture simulation limits without increasing device complexity.

Automatic calibration aligns video frames with mobile device position to eliminate parallax distortion during dynamic viewing.

A gesture control unit detects hand positions within a vehicle to manage in-vehicle device operations.

A tactile force feedback touch panel uses signal transmitting and receiving modules to detect touch position and pressure through a protection layer.

A haptic conversion system intercepts audio frames and generates tactile signals based on maximum amplitude values.

A dish input device uses a movable ball to translate user weight shifts into directional signals.

A floating input knob registers touch events via a conductive mass and internal switches without hardwired connections.

A robot device maps gestural and voice inputs to emotional states using integrated sensors for dynamic interaction.

A mode controller switches an electronic apparatus to endurance mode based on temperature sensor data.

A smart hat uses LEDs and gesture sensors for hands-free device control.

A headset processor uses eye tracking to render high-quality video only in the foveal region, lowering graphics computing requirements.

Dynamic audio rendering adjusts volume and spatial positioning based on user movement to eliminate dislocation in augmented reality.

A virtual reality spectacles method uses position symbols to select and confirm viewpoint changes for users.

A foveated depth mapping system generates high-resolution central images and low-resolution periphery using eye-tracking data.

Piezoelectric keypad creates raised keys on demand to resolve the trade-off between smooth surfaces and tactile input.

Time and amplitude scaling of reference waveforms eliminates after-ringing vibrations in linear resonant actuators with varying resonant frequencies.

A vehicle operation system uses a camera to detect hand approach and displays buttons before touch input.

A gesture input engine tracks radial input paths to set parameter values without direct coordinate mapping.

Dynamic state transfer between gesture controllers prevents simultaneous conflicting actions and ensures safe operator collaboration.

A video hosting analytics server generates synchronized graphical timelines and geographic maps for usage data.

A transparent heads-up display projects infrared imagery directly into a breathing apparatus face piece lens.

A virtual reality system detects physiological stress by analyzing user movement parameters during object interaction.

An extended reality platform switches between three-dimensional and two-dimensional environments using machine learning prediction algorithms.

A computing device detects user movement patterns and demographic data to automatically cast content to a secondary display.

A dynamic keyboard interface retrieves expressive media content through automated categorization and pre-processing.

A haptic device subjects a substrate to lateral oscillation synchronized with friction modulation to generate shear forces on a user's finger.

A proximity sensor detects air quality by measuring reflected light intensity from particulate matter.

A touch interface uses edge swipe gestures to display a search bar, maximizing screen space on smartphones and tablets.

A virtual reality interface manages user access to documents through immersive visual representations and gesture-based interactions.

Eye tracking detects viewer focus and enlarges specific image regions, resolving unclear details when viewers move closer.

Copying visual features into a virtual keyboard template reduces input time while maintaining high identification accuracy.

An eye-tracking module detects user viewpoint position to dynamically adjust the captured image viewport on a portable device display.

A deformable display screen detects user bending actions to dynamically adjust content modes.

A game controller vibrator stops vibration when a player character leaves a surface, resolving the difficulty of localizing vibration sources in virtual spaces.

A reaction generation apparatus acquires subject brain wave information to infer emotional states and produce contextually appropriate virtual person responses.

An augmented reality apparatus captures facial images to enable flexible image processing via a central server.

A vision-based item selection system detects hand movements in three dimensions to control screen interfaces without physical controllers.

A spatial audio ambience bed rotates about a boresight vector to maintain horizontal alignment with user ears during head pose tracking.

A mobile communication device displays a candidate phone number list on a touch screen to streamline user input operations.