Projector Focusing Arrangement TRIZ Cases

Reduced bobbin-yoke contact in a voice coil motor limits fine particle generation and helps preserve camera image and video quality.

A side-mounted magnet layout enables accurate X-Y OIS tilting in slim camera modules while limiting magnetic interference and preserving lens space.

A plastic light-folding element and simplified drive layout shrink telephoto camera modules while preserving image quality and stabilization.

By relocating the connection wire onto a bobbin and adding a light-blocking coating, this camera module cuts stray reflections and preserves image quality.

Magnetically held ball guides let a reflective member tilt smoothly while maintaining alignment for more precise optical image stabilization.

A triangular ball-and-magnet layout stabilizes lens motion in a thinner camera module while improving autofocus and impact resistance.

Impedance sensing through the H-bridge identifies camera lens types without extra signal lines, cutting circuit complexity and cost.

A multi-axis VCM shifts the image sensor with flexures and position sensing to deliver OIS and autofocus in compact camera modules.

Magnetostatic centering keeps a camera module SMA motor aligned when powered off, reducing eccentricity and improving yield and accuracy.

By shifting focus changes until ROI rows are exposed, this case preserves rolling-shutter image quality for driver assistance imaging.

A side-mounted sensing coil and elastic member preserve coil spacing in tiny camera modules while supporting low-power lens actuation.

Independent coils and segmented magnets move and rotate the image sensor to correct x-y shake and z-axis rotation in camera modules.

Different receiving-space lengths keep ball supports in contact with the lens module, preventing tilt during focus movement and preserving resolution.

A parallel guide with flexible retaining elements keeps the light receiver aligned during refocusing, reducing wear and supporting heavier lenses.

A tiltable folded tele macro camera shifts focal plane orientation to keep angled close-up subjects fully in focus despite shallow depth of field.

Corner-mounted capacitors stabilize position sensor power and suppress noise while fitting large lenses into compact camera modules.

An electromagnetic coil and magnetic element replace multiple preloaded resilient parts to keep directional motion while saving space.

A movable optical module uses electromagnetic actuation to redirect light for image stabilization, zoom, and compact camera assembly.

A coil heat dissipation structure pulls heat away from the drive motor coil, protecting the lens while enabling large-stroke autofocus and OIS.

Electromagnetic coils and magnetic elements move an optical lens in compact modules while preventing collisions and preserving reliability.

A movable optical member and folded light path enable thinner camera modules while preserving light transmission and image stabilization.

A folded flexible circuit and magnetic stabilization extend lens travel and maintain image quality in compact optical modules.

A parallel guide moves the light receiver along the optical axis to cut wear, preserve alignment, and support different lens weights.

An embedded circuit layout links drive and sensing assemblies to keep autofocus stable under shock and vibration, reducing blur in image capture.

A spaced coupling structure in the elastic member improves stress distribution, helping camera modules resist shock and hand tremor.

Sequential coil switching across multiple magnetic pairs extends lens travel while preserving closed-loop positioning resolution.

A nested housing, spring, and damper layout avoids spatial interference in low-height camera modules while supporting autofocus and image stabilization.

Magnetic yokes and ball bearings stabilize nested moving lens modules, enabling precise autofocus and zoom in tight mobile camera space.

A stacked terminal and support structure extends elastic travel for OIS in thin camera modules while limiting tilt and shock-induced lens deviation.

A local closed magnetic loop with a yoke shields adjacent camera modules, cutting interference and enabling tighter device layouts.

Electrostatic conductive flexures and a biased latch enable precise two-axis MEMS motion while keeping camera actuator packages compact and low power.

Crossed bearing balls and electromagnetic positioning move the lens barrel quickly in compact cameras while reducing vibration sensitivity and power use.

Segmented elastic coupling and adhesive guide lugs keep the bobbin secure, maintain lens-sensor gap accuracy, and cut VCM assembly cost.

Dual VCM rails move a folded-camera lens in two axes, cutting module size while enabling autofocus, OIS, and lower power use.

A curved ball-guided VCM replaces spring rails to tilt optical elements with lower power use, better drop reliability, and compact camera integration.

Nested movable lens assemblies with guiding rods and magnetic actuation enable AF, OIS, and zoom in space-limited camera modules.

A second coil overlapping the Hall sensor and first coil improves magnetic field detection, reducing noise in autofocus and image stabilization.

Segmented voltage control in a liquid lens camera module cuts radiation noise, shrinks module size, and improves wireless reception.

Guide pins, balls, and magnetic drive stabilize the lens housing to cut friction torque and prevent decenter or tilt during zoom and autofocus.

Eccentric magnet placement creates tilt torque and downward pressing force to stabilize OIS and autofocus motion and prevent part separation.

Offset magnet and coil alignment with conductive elements confines stray fields, improving focus speed and accuracy in closely packed multi-lens cameras.

A sensor-guided magnetic lens drive keeps focus stable across temperature changes while simplifying autofocus calibration in compact camera modules.

Radial magnetic pieces and a thermally isolated magnetic sensor enable faster, more accurate lens movement control for focus and anti-shake.

Asymmetric magnetization places the Hall sensor at an N/S pole boundary to improve bobbin position feedback and simplify lens module assembly.

Magnetic actuation, position sensing, and assist limits enable a smaller optical element drive while preserving autofocus, stabilization, and durability.

Separate mover assemblies let a fluid lens handle focus and a first lens handle anti-shake, reducing interference and improving image quality.

Multiple coil groups rotate and shift the lens assembly to counter handheld shake, improving image stability in compact camera modules.

Hall sensing across the AF movable part and OIS fixing part cuts suspension wires, simplifying assembly while preserving AF and OIS operation.

Concentrating coil and power terminals on one housing side simplifies autofocus module wiring and cuts connection time in tight spaces.

A magnetic member raises second-coil induction voltage to improve OIS position sensing, suppress noise, and keep camera modules thin.