Input/Output For User-Computer Interaction TRIZ Cases

Applies vibration-based sound characteristics from real objects to virtual sound sources, improving AR contact acoustics and immersion.

An LED and photodiode retrofit enables accurate no-touch button input on slot machines with visual feedback and lower infection risk.

Lowering display audio output when voice input starts reduces interference and improves command recognition accuracy.

A raised conductive element shifts capacitive sensing toward the button top, reducing false side-touch detection in curved AR/VR stylus housings.

Adjustable capacitance thresholds and moving-average filtering keep living plant touch detection stable despite shape and substrate changes.

A strain sensor and tactile switch separate partial from full presses while delivering event-driven haptic feedback with low power use.

Analog correlators and mixed-signal filtering suppress motion and power-line noise while enabling low-power biopotential gesture detection.

Dynamic waveform scaling lets one driver adapt to changing piezo loads and maintain consistent haptic feedback without overdimensioning.

A combined capacitive and infrared sensing approach wakes playback controls on user approach while cutting false triggers and unnecessary illumination.

Low-pass filtering and band-specific masking remove redundant haptic signal content, improving compression while preserving perception.

Relative keyframe position encoding cuts haptic data redundancy and improves compression efficiency while keeping decoding practical.

Using fringe-field plate pairs, this case shows air gesture detection that cuts sensor space and power versus radar or vision systems.

Relative keyframe position encoding cuts redundant haptic data and improves compression efficiency across devices and platforms.

Low- and high-frequency haptic components are masked and block-encoded to cut redundant data while preserving perceptual fidelity.

A recessed piezo haptic module and capacitive PCB stack improves assembly quality, space use, and serviceability in touchpads.

Capacitive sensing is combined with a deformable actuating element to deliver tactile feedback and differentiated multi-stage switch signals.

Proximity sensing lets a playback device detect hand movements to pause, mute, or lower audio without physical contact when users are groggy.

Dynamic upper and lower voltage limits keep a power amplifier supply stable, cutting power consumption and improving wireless efficiency.

Dynamic audio volume reduction during voice input cuts background sound interference and improves command recognition in image displays.

Simultaneous touch and force sensing under transparent keycaps cuts key count and installation space while keeping safety control input intuitive.

Continuous digital feedback cancels electrode offset in multiplexed neural channels, preventing amplifier saturation while saving chip area and power.

Selective key-matrix scanning raises scan rates for active keys while cutting power use, latency, and noise from unused keys.

Biasing structures, conductive pads, and seals let a device case button detect taps, swipes, and force while keeping reliable contact clean.

Dynamic baseline updates and threshold correction help virtual buttons reject drift, temperature effects, and false inputs.

Using onboard sensors to detect orientation and surface position, the device adjusts each speaker's EQ for more consistent audio playback.

Reference data and valid-threshold checks help capacitive proximity sensing reject temperature and humidity drift that causes false judgments.

Replacing the scroll wheel with a touch-sensitive arc and waterproof covering helps a mouse block liquid ingress while preserving scroll input.

IR LED and photodiode sensing replaces casino touch buttons with accurate, low-cost proximity input and visual press confirmation.

Reset-point timestamps in HJIF enable random access, cleaner transcoding, and more accurate haptic rendering across independent segments.

Phase sensing with an RIC sensor isolates slow displacement drift to detect virtual button presses with low power and compact haptics.

Filtered acceleration and proximity signals confirm true ear insertion, cutting false activations and battery drain.

By comparing how far two opposing inputs are pressed, this case speeds SOCD direction changes and improves ambiguous input resolution in gaming.

By switching between proximity and ToF ranging sensors, this case improves gesture accuracy and cuts false detections caused by protective sheets.

A shared RF antenna and capacitive sensor wakes playback controls only when a user approaches, cutting idle power without extra sensing hardware.

Capacitive sensing and actuator-driven button pressing add touchless touchscreen control with tactile feedback while reducing contact transmission risk.

A switched drawing display lets a laptop, drawing board, and standalone screen share signals while keeping the internal system asleep to save power.

A variable operation range lets one control switch command groups and select characters with quicker, simpler finger input.

Solid-state capacitive, piezoelectric, and piezoresistive assemblies replace bulky mechanical switches while preserving tactile feedback in compact electronics.

Classifying pressure signals by amplitude and timing helps update the reference value, filtering invalid inputs and reducing false gesture detection.

A hybrid tactile switch and capacitive touch layout enables flexible wall-control button zones with tactile feedback and fewer switch variants.

Electrostatic charge sensing isolates upward and downward foot motions to trigger device functions with lower computation and fewer false step detections.

Electrostatic actuators vary key activation force and haptic response to support customizable keyboards and more tactile AR input.

Dynamic control of haptic output and input sensing cuts vibration interference and latency, improving button-click feedback accuracy.

Actuators and repulsive fields reshape finger press force on rigid touchscreens to soften impact, reduce fatigue, and mimic button feel.

Reference and measured voltage curves let one piezoelectric transducer detect touch and force changes while delivering haptic feedback.

TMOS infrared sensing replaces video or physical dimming controls, cutting power use while improving gesture accuracy and reducing false detections.

Reducing speaker output when a start command is detected limits self-generated noise and improves voice command recognition in image displays.

Amplitude and timing checks plus IIR-based reference updates filter invalid pressure inputs and reduce false or missed gesture detection.

Multiple beam angles and reflected-light intensity comparison help identify object size and intent while reducing false activations.

Frequency-orthogonal signal infusion and phase shifting improve hover-versus-contact detection with low latency and no added power burden.

A reusable neuromuscular cuff uses programmable multi-electrode fingers to selectively stimulate muscles for individual finger movement.

This AR approach sequences guide signs to direct line of sight while reducing 2D/3D scene-model production and FOV obstruction.

Gaze filtering detects reading behavior in HMDs, then uses dwell time to trigger commands for small text and fine details.

An inertial measurement unit detects housing gestures to initiate modes and confirm functions without relying solely on touch input.

Image frames identify signing-device pixels and connect them into signatures without scanners, touchscreens, or mice.

Eye tracking data is processed in the driving circuit to adjust 3D images without host-device delays.

A smart helmet aligns ultrasonic sensing during head movement and converts obstacle location into tactile alerts.

Gaze tracking and emotion prediction preselect music, sounds, or lighting for upcoming text, preserving reading flow and immersion.

Location and activity clustering helps HMDs deliver more relevant augmented reality commands.

Finger-position detection and collision events select and attach virtual objects while reducing AR processing latency and power use.

The electronic device records virtual-space metadata at capture, distinguishing images from real spaces for simpler search and organization.

A condition-based controller switches virtual objects between viewpoint-linked and stationary motion to improve VR spatial orientation.

A touch-sensitive augmented reality system places measurement points in 3D space and enlarges the view for precise spatial analysis.

A sensing unit detects device orientation to automatically match and display corresponding images without manual input.

An image processing apparatus calculates distance between an imaging target and a pickup device to dynamically scale display images.

Placing thin-film receivers in the display edge region and transmitters on the rear side eliminates space conflicts for gesture recognition.

Elastic annular myoelectric sensor uses circumferential detection units linked by adaptive bent cables to maintain contact during limb expansion.

Processor determines user experience index based on stored utilization data and displays the result to guide efficient operation.

A bracelet device tracks hand position signals to determine user pose for augmented reality interactions.

A headset display with separate left and right eye portions directs specific content to each eye independently.

A touch panel display control unit switches menus based on wireless communication responses from placed mobile terminals.

A computing device shifts pixel sets based on pupil position to align image frames with user gaze.

A gesture-based access control system enables users to perform predefined physical movements for secure entry into private virtual reality meetings.

Projecting virtual display content directly onto the retina eliminates dizziness from gaze switching while improving interaction convenience.

Detects real-world gravity direction to orient virtual objects, resolving the contradiction between device complexity and realistic movement fidelity.

A processing unit invalidates commands from secondary interfaces to prevent signal collisions.

Output apparatus transmits recognition queries to surrounding vehicles based on driver gaze direction.

A content sharing module captures and uploads active device data to designated targets without manual intervention.

Applying gaze-independent dither patterns based on native pixel locations prevents image retention and ghost artifacts in dynamic foveated displays.

Dynamic power allocation balances limited external supply between host and attached batteries, maintaining reliability during simultaneous operation.

A stylus pen transmits button signals to select and control background applications on a touch screen device.

A mapping system adjusts pixel information using a non-constant scale ratio across a curved display screen.

Processor detects user gestures on a communication interface to generate synchronized haptic feedback responses across connected devices.

Image processing device modifies haptics data to suppress discontinuous variations between adjacent time sections in moving image playback.

Segmenting information into dedicated virtual boards reduces system complexity while enabling real-time access to location-specific content.

Timer-based image switching prevents flicker during rapid touch inputs by validating display changes against a predetermined time threshold.

A mobile augmented reality control arrangement automatically detects agricultural scenarios to display relevant information subsets on a device screen.

A pen mouse processor computes trace deviations using sensor array data to adjust line widths based on pressure variation.

Dynamic region segmentation adjusts refresh rates by gaze position, reducing power consumption while maintaining drawing processing capacity.

Augmented reality engine monitors user behavior via real-time data analysis, preventing human errors in nuclear power plant tasks.

Compact on-screen indicator extracts navigation cues from main viewing area to resolve screen real estate trade-offs.

Controller mirrors virtual space images to touch panels, enabling non-HMD users to interact via touch operations that update the immersive view.

A graphical overlay anchors to a physical surface to guide user tracing in extended reality.

A wearable device recognizes wrist gestures to control home appliances, replacing fixed terminal inputs with portable motion commands.

Segmenting the interactive surface into distinct zones allows precise command mapping using real-world objects, eliminating large predefined gestures.

A light field near-eye display shifts images via eye tracking and superimposes a compensation mask to adjust brightness.

Electronic device acquires application attribute information to display intuitive objects on the cover window, resolving limited area constraints.

Segmenting virtual reality space into stacked layers resolves low space utilization by organizing objects across distinct planes.

A hinge module uses a column sliding in a helix groove to rotate a sleeve, enabling rapid mechanical locking without separate fasteners.