Microphones TRIZ Cases

A microphone integrates a metal cover and elastic piece to function as a mechanical switch.

Liquid curable plastic coats assembled housing walls in a mold to eliminate manual surface preparation and reduce labor costs.

An etch stop layer protects the embedded coil during substrate processing, resolving reliability issues while maintaining compact speaker area.

A noise detection unit isolates internal housing sounds using a secondary microphone reference signal for precise audio filtering.

A near-field acoustic measurement device uses a matched microphone array to capture watch emissions with high signal fidelity.

A sound field control apparatus generates room impulse response information to cancel noise signals around a microphone.

A MEMS microphone electrode assembly uses tensile stress diaphragms and a sealed cavity to enhance structural integrity.

Distributed self-powered emitter units with integrated amplifiers overcome central power constraints to achieve 125 Hz low-frequency response.

Radial edge pattern holes distribute stress across MEMS backplates to enhance structural robustness.

Integrated helmet headphones cancel hazardous surgical noise while preserving audible tool feedback for the wearer.

A MEMS microphone substrate uses added impurities to shorten carrier lifetime and reduce photoelectric noise currents.

Multimedia loudspeaker system segments audio frequencies across satellite and central array units to resolve subwoofer localizability.

A decorative respirator mask integrates speakers, microphones, and an electronic transceiver module into a single unit.

Optical interferometry overcomes baseband wavelength limits to isolate specific voices from background noise.

Segmented woven mesh structure dampens airflow turbulence to suppress wind noise energy in microphone assemblies.

Ground-oriented speaker drivers and detachable supports reduce vibration-induced noise interference for clearer voice command detection.

A low profile connection pin uses a spring-loaded actuator to maintain temporary fixation within an audio system assembly.

A microphone audio system uses a motion sensor to generate a synchronized digital noise signal for precise suppression.

Transfer function processing aligns perceived sound sources with actual speaker locations, reducing distraction from multiple spatial perceptions.

Line array speaker units form directional sound beams via delay control to create virtual sound sources, reducing device complexity and wiring costs.

A monolithically integrated MEMS microphone combines a corrugated diaphragm with a CMOS substrate using IC foundry processes.

Embedding shape memory alloy wires in a rubber block resolves the trade-off between headband twist range and restoration force for improved wearing comfort.

Segmented frame reinforcement reduces mechanical stress on the diaphragm, preserving measuring accuracy during miniaturization.

An electrostatic transducer uses sub-200-nm metallic nanomembranes to resolve manufacturing complexity and energy consumption trade-offs.

A wireless headset integrates a media player to enable audio playback and recording during idle times.

Thermal sensors measure acoustic pressure differences through ventilation openings, eliminating perforation noise and improving low-frequency detection.

A MEMS speaker incorporates a specific impedance damping mesh over the sound hole to reduce resonance peaks and lower total harmonic distortion.

Segmented concentric loops reduce counter electrode slots, resolving self-noise challenges in MEMS microphones while improving acoustic damping.

Addition-curable silicone adhesive minimizes shrinkage, preventing deformation and peeling of protective covers during reflow soldering.

An asymmetric slit opening in a speaker horn reduces vertical sound reflection and improves horizontal reproduction performance.

Wafer-level apertures enable simultaneous integration of multiple secondary dies, reducing assembly complexity and processing time.

Segmented support portions adapt to ear thickness via a lever structure, resolving stability and comfort trade-offs.

A hearing device beamformer adapts steering vectors to user-specific acoustic conditions.

A partner microphone unit uses an adaptive beamformer to isolate target voice signals from background noise.

A loudspeaker design aligns transducers near a reflective surface to minimize path differences between direct and reflected sound waves.

Mechanical support structures shift maximum membrane deflection from the center to the perimeter, preventing pull-in collapse and increasing active area.

Voice receiving devices calculate time differences to locate viewers, enabling automatic display rotation that resolves manual adjustment complexity.

A bone conduction physiological sensor detects signals from otic bones to generate stable heart rate data during physical activity.

Segmented pillar structures reduce diaphragm stress concentration and improve acoustic reliability.

Segmented actuators drive the membrane through a mechanical connector, resolving the trade-off between acoustic performance and design freedom.

A speaker mounting device uses a rotating abutting piece to secure the unit against a ceiling surface.

Rotatable screen and removable shroud resolve trade-offs between structural integrity and maintenance access.

Resilient headband secures dual audiometric probes against user ears for binaural testing.

Single clip replaces multi-part brackets to retain elliptic speaker frame in flange while absorbing vibration energy to prevent audio distortion.

A back plate protrusion blocks a film hole during normal operation, preventing deformation under excessive pressure while maintaining acoustic sensitivity.

A multitalker beamforming system uses spatial analysis and historical data to determine sound object locations for audio processing.

A directivity pattern control waveguide integrates multiple drivers to shape acoustic radiation.

A processor renders spatial audio from multiple speakers using estimated directions of arrival.

A 3D five-channel stereo earphone uses a sealed frame with isolated output channels to divide sound frequencies.