Input/Output For User-Computer Interaction TRIZ Cases

A computer system detects gaze direction and remote motion input to move virtual objects in three-dimensional environments.

Physical camera control devices map real-world positioning data to virtual cameras, replacing manual trial-and-error path setup with automated motion capture.

A control device receives position attitude information from an external manipulation object to adjust the image visual field on a head-mounted display.

A virtual keyboard shifts position in response to thumb movement on a trackpad, mapping input coordinates to interface location.

Orthogonal signaling in a capacitive sensor matrix distinguishes adjacent fingers to improve 3D positional fidelity.

Piezoelectric elements convert electrical signals into mechanical vibrations, enabling reliable device operation without visual reference.

A wireless keyboard transmits keystrokes via the human body to an intelligent wearable device.

A tactile presentation panel generates friction force between a knob and an operation surface to provide physical feedback.

A memory-in-pixel circuit decouples gate selection time from pixel load time to enable faster refresh rates.

Shape memory alloy haptic actuators replace electromagnetic components to reduce endpoint inertia while maintaining high force density.

A haptic feedback system presents tactile patterns to verify human presence during device interaction.

A virtual reality surgical training platform renders patient-specific anatomical structures for interactive procedural simulation.

Textual tags link viewer impressions to viewpoint coordinates and time in free viewpoint video systems.

A flexible display system detects device bending to dynamically adjust window placement across changing sub-regions.

A dynamic soft keyboard resizes and repositions keys based on statistical prediction values to optimize touch input.

Tracking devices detect hand motion to render virtual elements as a card deck, replacing desktop metaphors with intuitive spatial interaction.

Multi-stage feature extraction processes segmented eye sub-frames to determine gaze direction with reduced hardware overhead.

A portable projection unit with rotating capture and projection modules tracks user gaze to display video feeds on ambient surfaces.

A multi-functional keyboard keystack integrates capacitive sensors and light guides within stacked layers to detect gestures and provide visual feedback.

Pressure sensors detect key force to trigger threshold-based haptic feedback, resolving thin design trade-offs.

Peripheral activation points enable secondary selection and annotation gestures without consuming display space or requiring mode switching.

Head-mountable displays use infrared reflection amplitude data to classify viewing states without harmful visible light exposure.

Dynamic attachment policies resolve view obstruction by detaching virtual objects from surfaces when they block real-world views.

A controller shifts the operator interface position according to apparatus posture, reducing finger travel distance for one-handed input.

A protective cover latch mechanism rotates and slides to secure input devices via magnetic coupling.

Selective tactile feedback via piezoelectric actuators reduces power consumption and user confusion during simultaneous touches.

A portable computer integrates a status reminder apparatus on the main body or display to show time and notifications.

A wearable apparatus analyzes facial and body images to determine interaction partner truthfulness.

Three stacked electrode plates and a parallelogram guide maintain force balance during extended deflection strokes, preventing surface tilting.

Hidden stainless steel lattice beneath infinity keyboard keys resolves the contradiction between minimal system height and required structural strength.

A wearable head-mounted display uses a magnetometer to detect hand gestures via magnetic field perturbations.

A capacitance sensor controller applies display movement vectors beyond the sensor field edge to maintain continuous output.

A cursor driven interface manages layer display order within a centralized raster image service to enable real time collaborative editing.

Defining a task envelope in overlapping sensor volumes isolates communicative gestures, eliminating physical buttons and reducing aircraft weight.

A near-eye display dims its peripheral field of view during virtual reality navigation to focus user attention on a specific target.

An image sensor captures device displacement to detect predefined movement patterns and generate control signals.

A customer tracking device processes video data to identify shopper activities and eye gaze directions relative to products in physical stores.

A drive assist apparatus detects occupant line of sight and emotion to store viewpoint data.

A display unit with a main region and sub region outputs secondary screen information to the sub region in response to events.

Extending the electrocardiogram signal path through the housing bezel increases effective surface area, resolving accuracy limits in small form-factor designs.

A vehicle navigation projection system projects augmented reality icons onto a switchable windshield glass for clear driver visibility.

Detecting specific finger gestures on touchscreens to replace current views with predefined home or media screens.

A wearable system detects interpersonal touch by sensing skin electrical properties and analyzing pre-motion signals.

A hybrid position tracking system merges camera imaging data with sensor detection results to calculate designated coordinates.

A depth sensor activates a selected subset of elements to generate a spatial map for display content.

A system adjusts visual and audio content based on real-time physiological sensor data to distract users from pain.

A hovering and touch sensing apparatus uses an auxiliary capacitance-exciting signal to isolate the touch control circuit from system noise.

A vehicle-mounted display system dynamically selects and adjusts media content using real-time sensor data to match environmental conditions.

Vertical velocity feedback controls rotor acceleration during UAV take-off, reducing operator skill requirements and enhancing launch safety.