Control Using Feedback TRIZ Cases

A foot-pedal motor and encoder rotate the harmonica between play and stow positions, reducing vocal obstruction without manual adjustment.

Single-axis pitch control uses sensor feedback and CAN bus acceleration data to stabilize vehicle-mounted cameras with lower control complexity.

Mode switching lets a gantry controller cut inter-axis deviation and stabilize rotation based on detected position and rigidity.

LMI-based disturbance observer control improves high-precision positioning stability under external disturbances and manufacturing uncertainty.

By checking intervals between multiple Z-phase encoder signals, this case rejects noise-induced errors and stabilizes servo motor position control.

A nested motor under an A-shaped scan mirror cuts lidar volume while Hall sensing tracks mirror rotation for controlled laser scanning.

Multiple light sources around the lens widen TOF camera coverage, cut reflection interference, and reduce blind zones for obstacle detection.

Switching between partial-shading and no-shading backtracking angles helps series-parallel PV rows maintain output on uneven terrain.

Relative attitude between the handle and rotating assembly enables fast, accurate side-shooting mode recognition in a handheld gimbal.

Combining sliding mode control with feedback linearization helps aircraft autopilots handle nonlinear flight dynamics without complex parameter scheduling.

Ground-penetrating radar maps pavement layers in real time so milling depth can follow target interfaces and avoid buried structures.

Automatic gimbal balancing sets camera orientation for preset shots and underwater use while preventing view blockage and glare.

Sliding mode control with feedback linearization stabilizes bank, heading, and altitude across flight conditions while reducing tuning effort.

Manual control members and a target area identifier let a handheld gimbal start or stop follow shooting faster, reducing missed shots.

Switching to fast-follow mode raises gimbal follow rate and acceleration so the camera can track sudden handle rotation without losing the target.

Real-time feedback updates correction tables to keep dual rotating frames synchronized and accurately positioned in heavy particle beam irradiation.

Measures frame start timing against a control-period reference and adjusts clock periods to keep mixed-protocol mechanisms synchronized.

Electromagnetic induction lets a pan-tilt head measure real rotation speed and angle, avoiding stepper out-of-step errors for faster control.

Sensor-derived plane equations guide cold planer positioning and orientation, improving milling accuracy without seam-based operator judgment.

Handle attitude sensing lets a handheld gimbal switch directly into vertical or flashlight shooting modes without slow manual adjustment.

Real-time wind, temperature, and humidity sensing reorients a projection platform to keep fallout within planned areas.

Sensors and paired thrusters keep a suspended frame aligned against wind and support motion, preserving sign readability and function.

Scale and detection-head feedback correct target-to-actual position drift on moving stages, maintaining submicron optical alignment under thermal change.

By detecting handle orientation and angle to vertical, the gimbal enters vertical or down flashlight modes directly without manual adjustment.

Leading and trailing sensor edges set a motor-driven device origin, improving safety monitoring without complex high-SIL encoders.

Trajectory-based sensing orientation keeps upcoming path points within view, improving obstacle observation and collision avoidance in movable platforms.

By aligning position and command-distance data to a reference time, this case improves predicted arrival accuracy and target positioning.

Magnetic and angle sensing let a handheld gimbal detect folded state and payload use, switching modes automatically to protect motors.

Sliding mode control with feedback linearization handles nonlinear flight conditions without heavy parameter scheduling for bank, heading, and altitude control.

Automatic gimbal centering holds the camera on a balance direction and limits motion to a cone angle range to avoid blocked views and manual retuning.

Reference-frame matching guides gimbal angle correction during re-shooting, improving shot consistency while reducing repeated takes.

Fast-follow mode raises gimbal follow rate and acceleration while shrinking the dead zone to keep targets framed during rapid handle rotation.

Laser scans and position sensing generate a desired travel path for road construction machines, reducing operator burden and improving guidance accuracy.

Sensors detect user direction and distance so fans or lights can auto-aim and adjust output without repeated manual repositioning.

Adjust follow speed and acceleration on the gimbal itself, avoiding app reconnection delays while enabling real-time tracking response changes.

A predictive model helps sensor nodes decide when to store or transmit data, cutting energy, bandwidth, and cloud storage use.

Counter-rotating propellers and movable posts stabilize suspended crane loads, reducing spin without tag lines or gyroscopic systems.

Feedback-based stop control limits aircraft flight surface travel without mechanical stops, cutting actuator weight while keeping positioning robust.

Rider-linked path selection lets trackless vehicles vary routes in real time, extending ride novelty without costly track or media changes.

Wireless rider identification lets trackless vehicles choose optional paths, keeping dark rides engaging without costly track or media changes.

Rider identification enables trackless vehicles to take optional routes, adding ride variety without costly track or scenery changes.

Sliding mode control with feedback linearization reduces tuning and parameter scheduling while keeping aircraft maneuvers smooth across flight conditions.

Precomputed segment timing synchronizes gantry, collimator, and table motion to shorten radiotherapy delivery and reduce radiation exposure.

Sensor feedback and simple control logic create precise electronic stops for flight control surfaces without heavy mechanical stop hardware.

A releasable ground-contact indicator helps riders practice target lean angles in slow turns and U-turns without risking motorcycle damage.

Precharge and phased drive power cut electric fader noise while preserving reliable movement and accurate target positioning.

Counter-movement keeps the vitreoretinal front piece stationary while the optics carrier moves for focus, reducing eye contact risk.

A thrust universal spherical plain bearing enables compact VR motion platforms to add full rotation and swing with lower drive power and noise.

Wireless rider ID and onboard path selection let trackless rides vary routes without costly track or scenery changes.

A positioning apparatus uses a controller to cancel forces from a supporting mechanism's spring characteristic.