Input/Output For User-Computer Interaction TRIZ Cases

Asynchronous brightness-change sampling with off-axis light pulses cuts image bandwidth and power for compact object tracking.

RF signals on display data and gate lines detect touch and gestures without added sensing layers that dim the screen or raise power use.

Binaural filtering that adds head-to-torso orientation improves spatial audio realism when head and torso move separately.

Visual prominence and opacity shift with AR window overlap and movement, cutting extra inputs, errors, and power use.

Variable regional image reduction cuts transmission load, preserving perceived quality while lowering delay and discomfort in head-mounted displays.

Distributed hand and finger sensing with haptic leads improves AR/VR interaction while easing mobile processing power and bandwidth limits.

Surface contact and compensation variables refine MR distance thresholds for crisper VR control engagement and release.

Coordinated height changes in multiple actuators deform a flexible contact surface to create continuous, movable pressure stimulation.

Sensors trigger blackout goggles to hide the ball after contact, training players to anticipate trajectory from execution movements.

A wearable remote control maps user actions to terminal app commands, reducing frequent touch input during immersive use.

A draggable on-screen message prompt lets users process or view messages without pausing games, video playback, or other active terminal tasks.

Eye-tracking detects HMD-to-eye misalignment and guides fit correction to preserve 3D image registration and user comfort.

Conditional icon and symbol selection on dual screens helps users obtain desired badges while preserving random reward display.

Eye tracking plus predefined facial gestures let near-eye displays accept hands-free input without interrupting hand-intensive tasks.

Eye-motion input and overlaid measurement points let one survey worker keep hold of the pole while speeding distance and angle measurements.

Calibration is triggered only when panel-wide parasitic capacitance shifts exceed thresholds, avoiding false recalibration from temporary conductive changes.

Personalized carrier and modulation frequencies are selected from EEG evoked responses to improve BCI signal detectability across users.

Individually controlled watch vibrations encode notification type and content, enabling silent alerts without checking the dial.

Combining gaze tracking, sound source location, and speech semantics helps identify the intended window for safer, faster split-screen control.

A flexible clip-on ring body adds battery, charging, and sensors to improve fit, interactivity, and charging without removing the ring.

By using the touch panel as added mass, this tensioned vibration film structure lowers resonance to 100-250 Hz for more comfortable tactile feedback.

State-dependent split GUI controls let physicians adjust anatomical and catheter views inside the sterile field without external assistance.

IR-based BRIR synthesis and anchored IMU tracking improve spatial audio realism while avoiding long direct measurements and drift.

Force feedback is triggered from pen-tip distance in VR, avoiding tip sensor complexity while making virtual contact feel natural.

Camera-based XR overlays and haptic cues interpret mixed drive LED indicators, helping technicians identify rack maintenance priorities faster.

Gaze direction identifies the target display so one input device can control multiple screens without separate controllers or manual switching.

Sensors detect proximity and exhalation to switch a mirror display into a local opaque drawing area while preserving reflectivity elsewhere.

A thermal sensor array detects hand heat at 5-35 cm through a non-lens infrared window, improving gesture accuracy without high active-sensing power.

A graphical orchestrator mesh routes multi-turn queries across specialized AI dialogue models, expanding coverage without a rigid rule set.

Alternating NIR lighting lets a DMS fuse motion and spatial cues to distinguish live faces from spoofed biometric inputs in vehicles.

Variable electrostatic friction lets a rotary touch knob mimic dial feel, enabling intuitive blind operation on smooth panels.

Gaze and speech cues are combined to detect conversation status and trigger timely notifications that improve interaction in virtual spaces.

Capacitive touch sensors in an electronic case replace pre-loaded button actuation, removing air gaps and preventing false triggers.

An abstraction layer maps sharpness and intensity to different actuators, delivering consistent haptic feedback across devices.

A movable XR menu snaps to an identification area, enabling independent hand or handle selection with lower effort, power use, and misoperation.

Background gaze collection lets guest users trigger partial or full eye enrollment with simple eye gestures when normal gaze UI is unreliable.

Model switching based on pen and equipment shape changes preserves capacitive pen position and orientation detection accuracy.

Remote annotations on a virtual copy of a product improve guided support while reducing constant agent interaction and protecting user privacy.

Multiple sensors across AR glasses track regional movement so virtual objects stay visible and stable despite device motion.

Multimodal sensors and machine learning estimate VTOL pilot stress and fatigue in real time to improve workload awareness.

Open and closed trigger-finger gestures resize AR objects in messaging while selective processing cuts latency and power use.

Gesture-based inactivity detection shifts an active display into idle and regularized suspend states to cut power while keeping a persistent display.

Proximity-guided lens modules adjust headset IPD while limiting nose pressure, improving optical alignment and wearer comfort.

Segmented wrist sensor pods route EMG signals to a common processor, enabling adaptable gesture control without device-specific reprogramming.

A touch and proximity sensor overlay shows finger position on the mirrored screen, reducing eye shifts between a smartphone and external display.

LiDAR and camera mapping automatically builds a larger, regular VR play area and warns users when nearby objects may enter it.

Electrical pulses near the olfactory bulb replace chemical scent delivery, enabling faster, more comfortable smell simulation in virtual environments.

Cyclically shifted spread codes let a stylus and sensor controller send more bits per code string while preserving noise-resistant position signaling.

Synthesized room impulse responses and playback-anchored IMU tracking improve binaural rendering despite drift, noise, and user movement.

Gripping-force sensing replaces surface pen pressure in VR, enabling 3D strokes with controllable line width and transparency.