Microphones TRIZ Cases

Host apparatus maintains target state estimation using inertial sensor data when head-mounted display disconnects, preventing AR environment recreation.

A loudspeaker box sound-guide device directs acoustic energy through a segmented front slot to generate a cylindrical wavefront.

An integrated intelligent microphone system combines analog-to-digital conversion, digital signal processing, and source separation modules.

A hearing device feedback detector compares signal strength estimates from two input transducers to identify acoustic feedback presence.

Wireless throat microphone transmits audio data to a receiver unit for digital processing and amplification.

A MEMS sound transducer combines an electrodynamically controlled membrane with a piezoelectric bending actuator to drive acoustic output.

A wearable transducer holder attaches a vibrating unit to the body to convert audio signals into mechanical vibrations.

A substrate with a planar bearing surface and through-hole aligns bottom-ported microphones to the PCB.

Multi-axis headband rotation resolves the contradiction between bulky hearing protection compliance and compact storage volume.

An island structure on the diaphragm surface increases sensitivity while backplate protrusions limit deformation to raise the acoustic overload point.

Dual displacement sensors identify manual gestures to reduce accidental activations.

Processor-controlled RF distribution system scans frequency settings to verify component connections and route data dynamically.

Ultrasonic array transmits signals through structure surfaces to image passive objects without visible light or multiple cameras.

An in-ear earpiece uses an ambient sound microphone and ear canal receiver to deliver mixed audio signals with suppressed internal echoes.

A magnetized radio microphone mounting system enables quick attachment and detachment without precise alignment.

Configuration circuitry analyzes DC bias and dial tone signals to select optimal headset interface settings automatically.

A microphone assembly uses a tracking signal envelope to correct audio output distortion.

Pivotal midrange members adjust the speaker profile to fit aircraft constraints without compromising sound quality.

A DSR speaker uses segmented piezoelectric flexure benders to actuate a central moving element for precise sound pressure control.

A microphone positioning system integrates a low noise motor drive with an analog-to-digital converter for remote control.

Lateral solder pads allow flexible microphone package orientation to resolve bottom-only sound reception limits.

A microphone array signal processing method detects current array states and calls target parameters to process sound signals from normal microphones.

A deep-drawn foil speaker housing filled with zeolite grains virtually enlarges the acoustic resonance volume.

A reconfigurable beamformer selects microphone subsets to generate target and reference signals for audio isolation.

A dynamic microphone mounted on a shock-absorbing supporter isolates casing vibrations from the audio sensor.

Sound filters adapt to interaural coherence for precise binaural cue preservation.

A communication device calculates signal-to-noise ratios for acoustic and structural microphones to select the optimal input source.

Adjustable speaker orientation resolves two-dimensional audio limitations by aligning sound depth with visual spatial perception.

A rigid hard hat shell acts as a harmonic resonance chamber driven by an external vibration transducer to transmit audio signals directly to the user.

A loudspeaker with adjustable orientation aligns sound emission toward the user.

A tuned playback system replicates original acoustic spaces using a matched microphone array for high-resolution recording.

Segmented bonding locations prevent detachment during insertion while the integrated pump system maintains gauge pressure within specified limits.

An active acoustic filter uses band-reject filters to attenuate annoyance noise frequencies in personal audio streams.

Segmenting mechanical mode analysis from fluid effects accelerates simulation while converting resonances into beneficial acoustic output.

A bracket assembly uses a ball joint to secure speaker cabinets at adjustable angles while hiding wiring and preventing moisture ingress.

An acoustic management module processes ambient and internal signals to suppress in-ear echo feedback using adaptive filtering.

Segmented sensors nested in fabric layers enable hands-free voice capture while eliminating echo interference from vehicle environments.

A polymer waveguide microphone modulates light signals via acoustic vibration to generate electrical output.

Angular offset mounting directs sound to rear positions while composite housing resists salt spray corrosion.

Rotating speaker flanges engage inward elastic fixing parts to eliminate screws, reducing component count while maintaining reliable fixation.

Arched sidewalls in a thin-film microstructure enhance mechanical stability by reducing local stress levels at edge imperfections.

Vibration generation portion attached to acoustic structure reduces system complexity while expanding perceived space.

An orchestration engine merges distributed microphone arrays into a unified system that suppresses background noise and enhances speech intelligibility.

An electronic device switches between channel output and signal mixing modes to manage audio playback across internal and external speakers.

Audio device with multiple operational states adjusts signal processing and microphone selection based on geometric configuration to reduce acoustic coupling.

A canal earphone housing features a vent hole system with a switch bracket to control airflow for pressure equalization.

A hearing aid wind shield cover creates a narrow gap to guide sound while suppressing turbulent airflow noise.

A sliding baffle switches sound generation combinations between front and rear cavities to address single playback effects.

Diverging acoustic horn lobes redirect sound waves from multiple speakers to create coherent audio while reducing manufacturing costs.