Input/Output For User-Computer Interaction TRIZ Cases

By detecting antenna-grid uplink signal sequences at the stylus, speed is measured quickly and accurately without lag or accelerometer noise.

Wi-Fi reflection sensing and beamforming improve in-cabin gesture and passenger-state detection for more precise vehicle component control.

Elastic bodies and limit screws let the keyboard panel and PCB float slightly to cut resonance noise and improve typing feel.

Bright and transparent test images measure plane-specific luminance so SLM feedback can curb halo artifacts in multi-plane holographic HUDs.

A wrist-worn antenna reads impedance changes from hand poses, enabling continuous 3D tracking without camera occlusion or privacy issues.

Elastic protrusions in a side key assembly constrain play in the key hole while preserving tactile click feedback during switch pressing.

Virtual vehicle features are overlaid on real-time sensor views in a moving car, enabling authentic design evaluation without physical mock-ups.

Sensors and a controller detect gestures and voice from multiple passengers to update a shared in-vehicle hologram consistently.

A moving magnet core and induction coil harvest keystroke energy, while solar cell film adds light-powered charging for longer wireless keyboard use.

Floor-based billboard layouts organize overlapping building AR details, making companies and facilities easier to identify and compare.

Relative position and head-motion data keep multiple head-worn displays synchronized, enabling shared in-vehicle VR experiences.

Surface microstructures in a keyswitch light guide diffuse edge light leakage, reducing glare while preserving character backlight brightness.

Image data pre-adjusts trigger thresholds, beamforming, and gaze checks to reduce false positives in multi-user voice recognition.

Individually driven piezoelectric regions localize haptic output, while sealed flex-based encapsulation protects components without disrupting actuation.

Using one color conversion particle type across pixels cuts repeated alignment steps, lowering display manufacturing cost and yield loss.

Operator gaze is used to adjust vehicle display brightness, size, and content, improving visibility while reducing unnecessary power use.

Projects street names and POIs onto multi-focal AR layers using vehicle position and eye tracking to improve infrastructure recognition while driving.

A ceiling reflection member redirects one image from a multi-image vehicle display to rear passengers without extra screens, while emergency control preserves safety.

A pixelated vehicle visor uses face tracking and grid-snapped darkening zones to block sun glare while reducing jitter and view obstruction.

A vehicle display-based rod and frame test classifies passenger motion sickness susceptibility early, enabling tailored countermeasures before travel.

Distinct stroke-region reaction forces and vibration feedback help users separate touch gestures from push clicks and avoid accidental inputs.

Projected AR content is deformed and rotated to preserve aspect ratio, visibility, and depth perception as viewing distance changes.

Stamped half-shear ferromagnetic features in the housing replace separate plates to improve magnetic symmetry, output force, and manufacturability.

Adjustable AC voltage avoids liquid crystal polarization while enabling finer switchable glass transmittance, brightness, and color control.

A layered display stack merges sensing, pixel control, and arithmetic circuits to shrink HMD size while preserving high resolution and eye imaging.

A quantum ML model shifts and resizes the head-up display by driver gaze and traffic conditions to avoid blocking the road view.

Calibration maps energy locations to angular directions in waveguide arrays, compensating distortion to improve holographic resolution and efficiency.

A repositionable knob dial on a matching table adapts vehicle function control to different travel modes with touch, rotation, and projected widgets.

A smart ring uses haptic and audio outputs to convey driving conditions and biometrics without shifting hands or gaze from driving.

Light wave interference projects real control images into cabin space, improving reachability and reducing driver bending and hand extension.

Biosignal-driven emotional feedback links rider discomfort to speed, trajectory, and acceleration, then adapts vehicle motion for a smoother trip.

A steering-wheel touchscreen and embedded CAN interface retrofit vehicle controls for disabled drivers without fine motor operation.

Real-time cabin images are overlaid in a head-mounted display so riders stay aware of drivers and passengers without leaving VR.

A contact switch wakes the input device, then a contactless switch confirms threshold depression to reduce idle power, wear, and noisy signals.

Isolating material damps vibration outside the selected touch area, keeping haptic feedback localized and input selection clearer.

Preset hinge stops and edge pressure let a kickstand support typing and portrait viewing while damping vibration and fitting the device contour.

Camera-captured gestures are mapped to operation commands, enabling remote control of an in-vehicle mobile terminal without button pressing.

Infrared 3D proximity sensing separates switch selection from press detection to improve non-contact HMI accuracy in harsh environments.

Inner guides constrain the movable part and sandwich the coils to prevent impact-induced noise, coil detachment, and vibration loss.

Camera-based body pose matching lets vehicle occupants control seats, airbags, or displays through natural posture instead of memorized gestures.

Compensating excitation signals with nonlinear motor parameters keeps linear motor vibration closer to the designed tactile effect.

A reflective waveguide replicates holographic and sensing wavefronts to enlarge the HUD eye-box, extend range, and support object detection.

An asymmetric damping member shortens touch-surface oscillation while preserving user-facing vibration for clearer in-vehicle haptic feedback.

A flexible circuit assembly links movable and fixed optical parts to stabilize zoom and focus images under device shaking.

A self-contained proximity-sensing button replaces standard push buttons without panel changes, improving accessibility and reducing contact transmission.

Wireless nail plate sensors synchronize with wearables to automate multi-source physiological analysis for earlier tremor and disorder detection.

A direct-connected movable electrode captures capacitance changes more accurately, improving proximity and touch sensitivity on input surfaces.

A curved pressing tip with a central protrusion balances load sensitivity, response, and hysteresis for accurate pen pressure and tapping detection.

Magnetic or inductive removable controls add tactile access to vehicle media and GPS functions without sacrificing a customizable display.

Using parasitic capacitance in the antenna, smart glasses add wear detection and gesture sensing without extra internal components.