Input/Output For User-Computer Interaction TRIZ Cases

A low-profile button cover uses tactile domes or resilient pads to improve durability, feel, and aperture-free mounting on gaming machines.

A stepped key layout raises first-end keys to match hand posture while keeping key feel consistent and reducing fatigue.

A stepped keypad slope paired with a flatter display surface reduces hand fatigue during prolonged key input without hurting display viewability.

A centered piezoelectric feedback speaker between capacitive touch units equalizes sound perception while limiting sensing interference in vehicle center clusters.

Dual supporting frames and elongated linking holes keep an image-displaying keycap level, preventing tilt and uneven pressing.

Induced EMF lets one button actuator detect press and release input while driving magnetic vibration for direct haptic feedback.

Adaptive fade-out and fade-in of vehicle display image data follows driver gaze direction to curb distraction while preserving passenger access.

A grounded conductive ring hidden by conductive paint protects fingerprint sensor ICs from ESD without visible metal bezels.

By combining RX and charger functions in one stylus chip, the charging path is shortened to cut heat rise and improve efficiency.

Piezo actuation, buffer damping, and guided motion keep optical elements stable under shock and vibration for clearer autofocus and video.

Eye position and gaze detection automatically rotate a vehicle display to match viewing angle, reducing manual adjustment and driver distraction.

Infrared and light-based hand-signal recognition lets port workers directly guide autonomous vehicles, avoiding remote-control delays and shutdown risk.

A keyboard charging cavity relays AC power from a tablet to a stored stylus, shortening the wireless charging link to cut chips, cost, and loss.

Radio transmit and receive units built into a vehicle display improve passenger detection accuracy without sacrificing screen visibility or cabin space.

Pre-stored haptic effect envelopes cut runtime processing and simplify actuator-compatible feedback design for portable devices.

An elastic bracket conversion gear turns piezo length change into angled motion, reducing fatigue and extending tactile control life.

State-based gesture branching limits recognition to suitable driving and infotainment conditions, reducing processor overload and false inputs.

External buttons, touch input, and projection let a head-mounted display remain usable and control other equipment when not being worn.

Using shared color conversion particles and wavelength-selective filters, this case cuts display alignment steps, cost, and yield loss.

Embedded 405 nm near-UV LEDs disinfect high-touch PCU surfaces continuously through polycarbonate while remaining visible and safe for passengers.

By shifting the displayed image based on detected eye position, this HUD keeps reflected visuals clear and accessible as driver posture changes.

Direct eye-mounted guidance displays steer an occupant's gaze to attraction targets without relying on external illumination.

User-taught lateral offset control adapts autonomous vehicle road position to obstacles and driver comfort without constant manual correction.

Individually modulated VCSEL arrays create dense, adjustable structured light patterns for compact 3D depth mapping with better detection.

A touch-based battery adjustment button replaces complex state switching with intuitive position control and clear target-state display.

A piezoelectric actuator under a deformable control element delivers strong haptic feedback in tight space while also detecting press input.

Retractable key cups sink into base-board pitfalls when idle and rise for typing, cutting keyboard thickness without losing long keystroke feel.

Main and sub-drive current pulses shape elastic vibration in an electromagnetic actuator, expanding touchscreen haptic feel without added actuator complexity.

A diaphragm-supported piezoelectric actuator delivers tactile vibration while eliminating separate elastic members to cut parts, assembly effort, and cost.

Tactile feedback, detents, and input locking enable discreet insulin parameter adjustment while reducing dosing errors and privacy loss.

Capacitance sensing between movable electrodes separates press and slide detection while preserving click feedback for accurate input recognition.

A spring-preloaded moving surface and contactless distance sensing improve swipe recognition and haptic feedback for safer vehicle inputs.

Fuzzy Gaussian membership states buffer unintended EEG vehicle commands and enable smoother steering and speed transitions.

Optical pressure-sensing buttons replace binary switches to capture variable force input with finer control, low latency, and host-ready data packets.

Haptic torque in a control console handwheel simulates camera weight, improving smoothness and precision in remote motor-driven movement.

When the steering wheel blocks cluster or HUD alerts, projected images on the wheel surface preserve visibility without changing hand position.

A floating central 3D map uses reflectors, a transparent touch display, and passenger tracking to support shared navigation and private views.

Driver gaze is compared with a primary preview region, using attention decay to trigger alerts when critical road areas are ignored.

Dissipation openings let air escape from the haptic actuator cavity, reducing pressure resistance and increasing vibration amplitude.

Angled elastic connecting legs amplify piezo actuator motion to boost haptic intensity, speed response, and reduce motor thickness.

Back-EMF phase tracking keeps haptic transducers tuned to resonance despite drift, improving vibration consistency and reducing impulsive noise.

Time-reversed multi-band signaling cuts AR transmission latency, raises data rates, and supports smaller display hardware.

A planar hot shoe combines mounting, power, and high-speed data contacts to replace external cables for video and AR transmission.

Capacitive touch sensing is built into the keyboard so keypress input, multitouch gestures, and backlit characters work without extra trackpad area.

A vibration isolator decouples the actuator mass from the input part, suppressing reverberations and keeping haptic touch feedback brief and clear.

Container-based activation lets newly installed vehicle devices use real-time sensor data while isolating execution to avoid stability and authority issues.

Motion-synced background and application video align visual and vestibular cues in moving vehicles to reduce cyber sickness during remote operations.

Elastic protrusions in a side key assembly contact the key-hole wall to limit wobble while preserving smooth clicking and switch actuation.

Actuators reshape vehicle controls as modes change, giving tactile cues that reduce screen checks and help drivers keep attention on the road.

A grooved light guide places the LED and touch layer in one assembly, cutting multilayer decoration plate complexity and cost.

Rotational gestures and capacitive touch replace buttons in a smart ring, while flexible PCB mounting keeps the ring compact and wearable.

AI removes existing glasses from a face image so virtual eyewear can be rendered accurately without users taking off corrective lenses.

When app and OS gestures conflict, a standby gesture keeps both functions accessible instead of shielding one input path.

Eye tracking and motion sensing in VR capture partial impulsive movements, improving impulsivity scoring and reducing false negatives.

Hall Effect and RFID input objects replace keyboard-only entry, improving tactile computer use through guided placement and object-based interaction.

Precise timestamping and biopotential sensing reduce noise-driven reaction time errors for physiological state assessment in wearables.

Eye-tracking data drives real-time game and audio adjustment to match player focus and engagement without manual menu tuning.

Additional light-emitting cell sets extend view regions to reduce dimming, flicker, and crosstalk in multiscopic displays.

Eye tracking verifies that users read authorization prompts before sensitive actions, reducing accidental data loss and frustration.

Frame-by-frame audio analysis drives synchronized vibration and sound, replacing preprogrammed feedback with real-time tactile response.

A single vibration component uses a transmitting plate and point array to spread energy evenly, improving tactile feel while lowering cost.

Prelearned conversion models map sensitivity parameters to physical properties so tactile output better matches human perception.

Dynamic rendering start timing uses pre-collected movement tracking to keep external image rendering aligned with user motion in XR displays.

Using protonic and ionic conduction, amyloid fiber electrodes reduce glial scarring and maintain stable neural signals over time.

A voltage divider lets a glove trigger and function buttons share one contact, enabling richer input without adding contact complexity.

A glasses-mounted wearable splits image and voice processing across device, host, and cloud to balance fast response with higher accuracy.

Physiological and behavioral signals are mapped to virtual-environment anchors, revealing user emotion for targeted experience tuning.

Dynamic XR interface sizing uses user position, visual range, and spatial mapping to keep virtual displays readable and comfortable.

Context-aware eye tracking and sensor fusion let an XR virtual assistant guide actions with less hand-gesture fatigue.

Integrated waveguide IR illumination improves AR eye tracking while avoiding the mass, power, and cost penalties of separate LED assemblies.

Visual effects classify AR objects by anchoring type and user motion, helping users recognize anchoring changes and reduce confusion.

3D user position and gesture tracking identifies facilities in captured video and returns detailed object information with simple operations.

Alphabetical suggestion rows, eye tracking, and predictive text cut AAC input effort and word-entry errors for users with limited motor control.

A wedge light-turning element and split polarizer-beam splitter shrink SLM illumination optics while preserving polarized light routing for AR displays.

Depth-based occlusion culling hides blocked AR object regions, stabilizes thin-object display, and cuts rendering energy use.

Dynamic blending based on object interaction state helps VR users recognize and grasp real objects without breaking immersion.

Deep learning tracks gaze focus on a portable ultrasound display to enable hands-free control when both hands are occupied.

Encoding body-part and actuator layout data lets the rendering engine identify device configuration and avoid erroneous haptic effects.

Brain activity feedback times auditory stimulation to sleep depth and brain state, improving memory consolidation efficiency.

A rear film actuator turns the display panel into a speaker, improving sound localization while preserving thinness and protecting fragile piezoelectric layers.

Depth-based command buffer ordering lets an AR wearable align camera images with 3D content for accurate occlusion and smoother real-virtual interaction.

Moves interface objects between AR space and flat screens by switching virtual and real instances, reducing manual app handling and resource use.

Automated text-to-speech timing links characters to line text, reducing manual timeline alignment in animated video editing.

Automatic item detection and cropped focus views enlarge small fashion items without awkward manual zoom or loss of facial tracking.

Natural voice and gesture input are tokenized against actionable UI elements so an on-device LLM can inject control events without app changes.

6DoF smart glasses replace remote-button TV navigation with gaze, hand gestures, and AR overlays anchored to the screen.

A screen-displayed reference object lets one device image another and calculate relative distance and orientation for accurate shared AR/VR alignment.

A fixed eye tracking camera and IR emitter stay aligned to the user's eye while lenses move for diopter adjustment, preserving tracking accuracy.

Complementary subsampling lets stereo cameras share data during interpolation and demosaicking to keep wide-FOV XR imaging fast and power-efficient.

Piezoelectric elements sense multi-axis rotation from applied force, avoiding contact wear, dead zones, and directional input loss.

A one-piece transparent base embeds multiple cameras to improve alignment, stability, and gaze-tracking accuracy across varied head shapes.

Body-worn ring controllers use motion sensors and short-range wireless links to expand HMD input without tying up the user's hands.

Head-motion-based viewport generation creates a stable XR observation video for shared VR viewing without extra HMDs or software changes.

Motion and eye-box detection let an HMD freeze or shift an avatar to a neutral face during doffing, avoiding distorted user representation.

Patterned screen light and an ambient light sensor detect nearby objects and gestures without adding cameras or touch hardware.

Viewing direction is shared only when positional criteria are met, protecting user information while reducing 3D rendering data exchange and power use.

A mocap suit and headset controller insert or remove an avatar to help prevent user collisions in configurable VR spaces.

Fiducial markers anchor virtual overlays to real displays, improving AR positioning, orientation, and readable high-resolution output.

Fusing inertial and acoustic signals helps near-eye displays detect swipe gestures more accurately with lower false positives and energy use.

A hot mirror lets one camera capture both the eye and its reflection, improving glint visibility and pupil positioning for gaze tracking.

A threshold value control unit adjusts detection parameters using three-dimensional finger position data to enhance gesture recognition.

A head mounted display control unit adjusts image luminance and type to reduce visual burden.

An augmented reality headset system enables surgeons to manipulate patient scan planes using gaze tracking without breaking sterile technique.

Constant fluid mass control via valve regulation resolves latency limits in haptic feedback systems.

Search system extends queries using secondary user profiles detected via proximity sensors to resolve single-user relevance limitations.

A wearable simulation system acquires sensor data and selectively mixes real-world audio with virtual soundscapes.

A display device generates raised portions on its surface to provide tactile differentiation between user interface items.

A surgical robotic system detects access port length to enable safe instrument actuation.

Tracking finger velocity and dwell time builds key sequences from fluid motion paths, resolving accuracy loss in VR keyboards lacking tactile feedback.

A presentation control unit determines content display positions within a user's visual field based on detected gaze points and information attributes.

A display device selects between IR and network control modes based on real-time connectivity status.

A computer system displays application interfaces in three-dimensional environments by detecting user wrist presence and orientation.

A control unit recognizes predetermined gestures to manage electronic device interactions through a 3D coordinate system.

A thumbnail display apparatus detects sliding operations on reduced page images to sequentially switch document pages.

A lightweight hand exoskeleton uses dynamic rotating links to mimic multi-axis finger rotation for precise fingertip force feedback.

Exterior vehicle touch screens use privacy modes to resolve security and visibility trade-offs.

A display apparatus uses a light path splitter to separate visible light into distinct projection images for multiple screens.

Distance sensors measure device and user positions to adjust brightness, contrast, and sharpness for consistent image quality across variable locations.

A mouse housing features a light-transmitting region at the plane intersection to maintain consistent optical tracking across different orientations.

Inertial sensors measure vehicle motion to detect head orientation, automatically hiding content when the user looks inside the cockpit.

Computer vision tracks scene key points to adjust electronic device center pose, resolving head orientation tracking errors caused by vehicle movement.

Segmenting environment map data by sensor detection improves processing efficiency while maintaining arrangement accuracy for virtual objects in real spaces.

A position indicator uses a common pen pressure detecting portion within the casing to sense applied force from selected core bodies.

A body marker generation system modifies pre-stored visual indicators to match object orientation in medical images.

A touch-sensitive display device analyzes image data to determine button positions and generates haptic feedback upon contact.

Synchronizing virtual cameras with head movements reveals the spherical geometry of 360-degree panorama videos, resolving flat thumbnail ambiguity.

A communication system adjusts audio clarity and environmental awareness based on detected user attention states.

A haptic output device couples mechanically and electrically to modular computing devices, receiving processor signals to generate tactile feedback effects.

A wearable device housing integrates a groove to position sensors for detecting biometric information and user gestures.

A capacitive sensor system combines drive signals for 2D and 3D detection using alternating acquisition cycles.

A portable device control apparatus detects device location within a vehicle cabin to selectively deactivate functions near the driver seat.

A rotary knob surface changes texture patterns via a pump system, resolving mode differentiation difficulties in multi-function interfaces.

An integrated center fascia module consolidates vehicle controls into a single interface unit.

Position detection switches the display between full and reduced modes, resolving the trade-off between power consumption and user convenience.

A tactile feedback system translates microscopic surface images into macroscopic vibration patterns.