Electrical Transducers TRIZ Cases

See how a releasable fan assembly with standardized mounting enables replacement and accessory

See how a segmented fan assembly with removable fan module enables component replacement and up

A removable fan module and accessory mount let ceiling or wall ventilation units add speakers or replace parts without removing the housing.

A formaldehyde catching agent in the damper resin lowers toxic residue while preserving fiber binding and safety-standard compliance.

Narrow edge grooves in a speaker pole plate cut extrusion stress, prevent middle-region breakage, and reduce machining waste.

Two opposing axial magnets double armature field strength to raise speaker sensitivity without increasing coil current or core temperature.

A latch-guided drive exciter uses magnetic or air-spring braking to cut wear and energy loss while producing clear directional vibration.

Intermittent latch release and braking create discrete anisotropic vibrations that deliver clearer directional force feedback without continuous stimulation.

An outer permeable member and hat stabilize voice coil inductance across displacement, cutting loudspeaker distortion and improving linearity.

Magnetic and electrical collider coils convert stereo input into trisonic audio with zero latency for real-time live playback.

Horizontal motion from a coil between paired magnets delivers haptic feedback while minimizing air displacement and audible sound on large surfaces.

A heat sink opening aligned with the battery-speaker gap improves speaker cooling while limiting parasitic capacitance that degrades antenna bands.

An opening in the heat sink above the battery-speaker gap improves speaker cooling while reducing parasitic capacitance that disrupts antenna bands.

Flexible conductive bristles and insulated wire segments improve hearing instrument charging and data contact while avoiding debris buildup and short circuits.

Non-metallic upper and lower collars constrain tile magnets and axial sheets, easing radial magnetic assembly while preserving field uniformity.

Maps incoming beams through a 1D fiber array to preserve phased-array beam forming while reducing optical processor complexity and cost.

Active cooling with a Peltier element keeps horn temperature down, preserving sound pressure and warning sound quality during operation.

A planar 2D-to-1D array mapping preserves beam forming while avoiding complex 3D optical processing, lowering cost and power use.

Cylindrical magnets placed in plate bores maintain speaker magnetic energy while reducing magnet volume, material use, and cost.

Standing-wave ultrasonic filling speeds electrolyte penetration into porous battery electrodes, cutting wetting time and limiting parasitic reactions.

Two deep learning models use tire sound spectrograms to estimate road state and tire wear, improving road friction prediction accuracy.

An integrated PCB voice coil simplifies tiny actuator assembly while spreading coil heat away from magnets to reduce demagnetization risk.

Integrated conductive layers shield signal lines and tune bandwidth, helping compact hearing aids maintain balanced left-right antenna radiation.

A vibrating diaphragm shifts a magnet relative to a coil to improve sound-to-electricity conversion through electromagnetic induction.

Weak electric axle vibrations are detected and pitch-shifted into pleasant cabin sounds that improve driver awareness and engagement.

Processed motor vibration and magnetic signals are pitch-shifted into pleasant sound to improve EV driver awareness and driving feel.

Surface roughness on a brass or stainless inner frame cuts light reflection, improving connection member inspection accuracy and adhesion.

Two gap-separated flat springs let a compact shaker deliver low-frequency audio and haptic feedback while limiting rocking and excess z-height.

An orthogonal battery-coil layout in a hearing instrument cuts parasitic magnetic interference while preserving compact rechargeable power.

An integrated plastic joining structure transmits exciter vibration to a vehicle exterior panel while reducing sink marks, parts, and cost.

Non-magnetizable short-circuit rings in the loudspeaker magnetic circuit linearize permeability and BL, reducing distortion and flux leakage.

Conductive bristles inside the hearing instrument tunnel maintain charging and data links while reducing debris intrusion and cable fatigue.

Inductive coupling isolates the hearing aid antenna, saving space while improving RF transmission reliability and shock resistance.

Offset stationary and movable protrusions absorb shock and constrain armature deflection, protecting receiver internals and acoustic performance.

Maps 2D phased-array beamspace into 1D planar optical channels to preserve beam forming while reducing 3D processing complexity and cost.

A layered antenna shields signal lines and integrates input units to preserve bandwidth and uniform radiation in compact hearing aids.

Opposed, offset voice coil actuators overlap their housings to keep the same linear travel range in a shorter translator.

Offset, opposed voice coil actuators overlap their housings to keep full linear travel while reducing translator length.

Two moving parts with separate resonant frequencies extend haptic output from 40-120 Hz while reducing noise and magnetic field loss.

A non-axial air gap electromagnetic transducer converts sound into skull-borne vibrations, improving cochlear stimulation for conductive hearing loss.

Magnetic repulsion drives branched vibration plates to spread foot-sole vibration more evenly and extend the vibration period.

Segmented vibration plates driven by magnetic repulsion extend vibration duration and improve uniformity in shoe modules.

Alternating center magnets and rib-forming voice coils reduce membrane deformation, improve cooling, and limit rocking in acoustic transducers.

Dual-sided dry etching on a quartz substrate keeps groove depth consistent while forming arm contours, improving vibration stability.

Three-direction impurity diffusion in an SOI vibration beam enables high tensile strain with less buckling, wafer warping, and sensitivity loss.

A borosilicate glass layer in the FBAR stack counteracts temperature-driven frequency drift, widening operating range and improving yield.

A bilayer ALD coating and external electrode layout preserve electrical connectivity while limiting Q factor loss and bias drift.

Internal bias and feedback reuse the matching stage output to cut noise, current draw, and external RF matching parts.

Front-side trench etching exposed by grinding replaces backside lithography, improving MEMS overlay accuracy and simplifying resonator release.

A nested support frame reinforces the speaker basket to handle heavier magnetic loads without distortion or added magnetic circuit mass.

A stepped drill bit and guide create precise skull implant cavities in one pass, reducing tissue damage, heat, and surgery time.

Axially spaced perforations form flexing arcuate spars, giving loudspeaker bobbins tunable axial compliance and better high-frequency output.

Rigid beads and cable routing help a rollable display panel stay flat, reducing mechanical noise and supporting better speaker sound quality.

A speaker magnet circuit employs a pole plate bending portion to resolve non-uniform field distribution caused by height constraints.