Microphones TRIZ Cases

Sealant fills pin-board gaps to block molten solder leakage, preventing short circuits during assembly.

Segmenting beam selection into pre- and post-cancellation stages reduces computational complexity while preserving speech signal integrity.

A determination unit calculates mean amplitudes of partial sound segments to identify breath-blowing inputs.

A shielding wall divides the sound conduction cavity to prevent interference between opposing MEMS loudspeakers, enhancing acoustic quality.

A signal processor creates an anti-phase waveform that destructively interferes with direct sound from a side speaker, resolving localization dislocation.

A server classifies atypical transport audio to determine potential causes and source locations.

Bone-conduction microphone isolates speech vibrations from ambient noise, reducing computational complexity while improving conversation clarity.

Video analysis identifies passenger location and mouth movements to isolate audio sources, resolving noise interference during vehicle conference calls.

A displaceable wall fluidly divides an earcup inner cavity to manage internal pressure differentials across the diaphragm.

Powered hinge assemblies swing speaker units to optimize acoustic positioning, resolving deployment flexibility and stability trade-offs.

A support unit couples a handheld media device to a planar object, routing signals to an integrated sound system.

A microphone apparatus uses a second vibration plate and closed air space to reduce wind noise while maintaining sensitivity.

Dynamic switching between earphone jack pins optimizes FM reception while reducing audio distortion caused by inductor impedance.

Nested substrate cavities decouple mechanical stress in MEMS sensors, improving reliability while managing manufacturing complexity.

Controlling first electrode surface roughness to 6 nm RMS reduces thickness variation and improves frequency characteristics uniformity.

A hearing protection headset uses configurable noise control circuitry to manage ambient sound through multiple active modes.

A heat dissipation duct channels thermal energy from internal heating elements to acoustic holes in the housing.

Segmenting the acoustic path allows independent optimization of noise collection and sound output, improving system stability in mid-to-high frequency ranges.

A spacer element mechanically couples a thin display device to a wall mount while supporting an integrated loudspeaker box.

An auto-winding device retracts sound cables within a flexible neckband, resolving cable tangles and ensuring stable wear during physical exercise.

A holding shell routes sound through penetration holes and replaces thick cavity walls that reduce vocal cavity space and injection-molding yield.

A flat flexible electric connection uses a curved centre portion to enable compact pivoting of hearing device components.

Hybrid iterative process configures planar transducer arrays to balance directivity and robustness against imperfections while avoiding grating lobes.

A space shaded constant beamwidth transducer adjusts driver density to follow the Legendre shading function for uniform radiation.

Processor segments audio into frequency bands for individual speakers, applying filters to isolate echo components from adjacent microphones.

Local machine learning models filter audio data to reduce network bandwidth while maintaining location accuracy.

System adjusts speaker drive signals based on environmental characterization and listener position to maintain consistent audio quality.

An active noise cancellation system uses an analog prediction filter to invert environmental noise signals for headphone audio processing.

Resonator chambers in the filter assembly shorten impact ring-out duration to prevent microphone saturation and signal overlap during high-rate seed counting.

Curved diaphragm and anchors improve sensitivity and SNR by resolving flat plate flexibility trade-offs.

Hydrophobic coatings on MEMS vent holes increase surface tension to prevent liquid damage to internal electrical components.

A processor balances battery consumption between paired wireless audio devices by assigning tasks based on real-time energy levels.

Segmenting ground paths and adding inductors resolves impedance mismatching while securing mounting space on the circuit board.

A microelectromechanical apparatus uses segmented piezoelectric flexures and electrical wiring to induce controlled movement of moving elements.

A microphone structure uses a 90° to 180° angle between the first electrode plate layer and second insulating layer.

Transverse connections cross the vibration plane to electrically link adjacent bending transducers, increasing packing density.

Segmenting back cavities around an integrated DSP improves acoustic diversity and noise cancellation without increasing package volume.

Segmented speaker arrays direct sound to specific seats using high directivity and ultrasound modulation, eliminating headphone use.

An audio processing system dynamically adjusts adaptive filter coefficients based on dominant audio component detection to isolate target voice signals.

A zigzagging slit pattern on a film structure creates asymmetric air pressure pulses to improve sound production capabilities.

Orthogonal microphone planes and diagonal covariance adjustments boost desired audio while suppressing noise for speech recognition.

Curved parabolic surfaces focus audio waves from computing device speakers to deliver clear sound while deflecting ambient noise outwardly.

Differentiating sacrificial silicon dioxide from resistant insulation materials prevents etching damage during cavity formation.

A converting unit maps three-dimensional playback position information to two-dimensional coordinates for signal processing.

Electrically controllable mechanical acoustic filter adjusts transducer properties via a moveable blocking member.

A communication system modulates audio volume based on transmitter-receiver distance to simulate natural speech propagation.

A speaker box uses a metal channel wall to dissipate heat through convection.

Dynamic filter selection compensates for microphone misalignment by rotating the 3D sound field to match device orientation.

A portable speaker uses multiple sides as bases to project sound in various orientations.

A directivity control device generates opposite phase signals for speaker pairs to create a localized private sound zone.