Transducer Details TRIZ Cases

A dual damper system integrates electrical signal input with mechanical vibration damping to reduce speaker volume.

Cantilevered platform structures reduce thermal and package stresses by isolating MEMS devices through recessed configurations.

An integrated suspension damper eliminates thickness limits and glue degradation.

A moving iron loudspeaker unit uses a segmented vibrating ring structure to drive dual diaphragms for enhanced acoustic output.

A nose work mat with sound, light, and smell generators stimulates canine senses.

Magnetic levitation isolates the microphone element from structure-borne vibrations, reducing harmonic distortion in conferencing systems.

A single-piece integrated yoke and armature eliminates magnetic flux path interfaces to reduce distortion and improve efficiency in compact receivers.

Perimeter vias and a grounded metal can shield the MEMS microphone sound opening, reducing noise interference while maintaining acoustic transparency.

A loudspeaker diaphragm edge suspension uses segmented corner portions to accommodate relative movement while maintaining structural integrity.

A composite x-ray window uses aluminum and polymer layers to transmit radiation while maintaining structural strength.

A speaker position detection system calculates relative positions using test sound time differences detected by microphones.

An offset high modulus stiffening member bonded to molded ribs increases diaphragm stiffness, preventing breakup within the working frequency range.

A planar magnetic driver uses a buckled central diaphragm and corrugated peripheral region to increase internal dampening.

A tactile wave generating apparatus uses a magnet and coil drive section to transmit amplified low-frequency vibrations through a structure.

Multi-microphone audio processing selects weakest low-frequency and strongest high-frequency signals to generate wind noise-reduced mono audio.

A voice control hub coordinates multiple external devices through a central server intermediary.

Horizontal slits in the magnetic permeability piece break eddy current paths, reducing harmonic distortion and eliminating short circuit rings.

Expanding the pole piece diameter reduces magnetic reluctance, enabling larger magnets while preventing fringing flux and voice coil contact.

Auxiliary device transfers time signals to portable electronics, resolving power consumption trade-offs in absolute time measurement.

Planar elastic spokes maintain sound coil alignment in the magnetic air gap, resolving structural complexity and miniaturization constraints.

A lattice-matched acoustic wave transducing unit uses laser etching to decompose a sacrificial portion into gas and metal for vibration chamber formation.

Pen-shaped wireless electronic stethoscope captures body sounds via sensor module and transmits digital data through integrated communication hardware.

A bone conduction speaker employs a compound vibration device with fixed plates to flatten frequency response and eliminate resonance peaks.

Electronic device performs voiceprint authentication using an external intermediary for secondary verification, enabling unregistered user access.

Stress-relieving patterns partition semiconductor layers to mitigate substrate warpage caused by thermal stress differentials.

Drawing and cutting a soft magnetic tube creates a single-piece yoke that eliminates air gaps and heat damage from welding, improving magnetic permeability.

Prime polygon reflectors use geometric shapes to force multiple internal reflections of electromagnetic energy through absorptive media.

Folded lead-frame substrates form acoustic chambers and EMI shielding, resolving manufacturing cost versus reliability trade-offs.

A vibration generating device separates sound and tactile feedback using orthogonal housing vibrations at distinct frequencies.

A rotary loudspeaker driver uses a triangular diaphragm cross-section to generate positive pressure and ensure linear piston motion.

A hearing device processor manages simultaneous Bluetooth Classic audio streams and Bluetooth Low Energy signaling links.

A speaker assembly integrates a convex damper within the magnetic circuit to maximize bobbin amplitude and sound pressure.

Audio apparatus extracts periodic noise patterns in the frequency domain to restore clear communication signals during MRI procedures.

Suspension member confines structure to horizontal plane, maintaining low device height while increasing acoustic radiation surface area.

A spatial audio apparatus renders composite signals based on user position and source separation success.

Relocating the motor housing to the rear of the head separates the noise source from the ears, eliminating interference with audio playback.

A TV and remote control system detects wake words to improve speech recognition reliability.

A switching power stage uses sequential switch configurations to transfer electrical energy from an input source to a load.

Micron-scale parallel ducts in a sound sponge block absorb backward sound waves, resolving low-frequency cancellation and enabling smaller cabinet sizes.

A pen-type handset uses a clip portion to transmit audio via cartilage conduction.

A hazard notification system monitors driver gaze direction to generate alerts only when attention diverges from detected hazards.

A vibration system uses a heat conduction plate connected to the voice coil and diaphragm to dissipate thermal energy.

Segmenting the diaphragm into fixed and free edges maintains structural stability while enabling substantial excursion for improved bass reproduction.

Error model-based multi-zone sound reproduction method arranges speaker arrays and calculates time-domain impulse response filters for independent audio zones.

A loudspeaker diaphragm integrates a rigid dome and silicon rubber membrane with a bent ring part to reduce distortion from transition non-uniformity.

Segmented magnetic gaps allow independent voice coil activation, increasing diaphragm vibration space and improving sound quality in miniaturized speakers.

Segmented acoustic fabric layers resolve the contradiction between flexibility and sound detection sensitivity.

A speech enhancement apparatus estimates speaker direction to reduce background noise levels during active audio sections.

Optical gesture sensors replace tactile switches on elevator doors, eliminating false activations from objects like briefcases that block closing.

Rear-mounted sound generating devices vibrate the display panel to project audio forward, eliminating rearward sound interference and improving immersion.