Microphones TRIZ Cases

A wearable haptic device attaches vibration transducers to a band, producing tactile feedback from audio signals.

A tapered protrusion on a microphone housing diffuses sound waves to reduce internal reflections and standing waves while acting as a heat sink.

An array of electroacoustic transducers emits acoustic waves toward an opening defined by a baffle and acoustically reflective plate.

End sensing units detect bending angle and speed on a flexible display, enabling page turning and bookmarking without explicit user input.

Wall-mounted wireless speakers resolve installation inflexibility by enabling remote IoT control and aesthetic integration.

Punching a composite thermoplastic and elastomeric sheet replaces costly CNC drilling, reducing labor while maintaining structural integrity.

Indented foam walls in a suspension assembly isolate the dynamic microphone capsule from structure-borne vibrations and resonant frequencies.

A directivity speaker array uses release ducts to progressively emit audio signals through perforations along an enclosure surface.

An audio device integrates a sealing member with an internal heat sink to manage thermal loads.

A silicon carbonitride nested membrane structure encloses polysilicon electrodes within a sealed cavity.

Frequency-dependent delay compensation corrects diffraction artefacts, enabling faithful 360° sound reproduction with reduced microphone arrays.

Rotatable yoke and arm coupling with plug restricts rotation, resolving trade-offs between adjustability and durability.

A signal processor generates linear and parallel channels to create distinct lower and upper listening levels for multi-channel audio.

A spherical speaker array directs sound beams in augmented reality environments using individually controlled units.

An optical microphone uses polarized light passing through an acoustic medium to detect sound signals without interferometers.

A control distribution system routes electrical power, audio signals, and control data through a single interface to connected components.

A transducer horn geometry with varying cross-sections equalizes sound path lengths to achieve uniform phase distribution across the radiating aperture.

A movable microphone array captures acoustic data from multiple spatial positions to enhance source localization accuracy.

A feedforward instability detector applies peak and notch filters to microphone signals for real-time oscillation monitoring.

A MEMS microphone structure isolates the transducer membrane from integrated circuitry heat using a defined space and metal layer.

Built-in microphones detect surround speaker positions to correct channel assignments and calibrate latencies, eliminating manual configuration errors.

Segmenting the air chamber isolates resonance reflection from the inner casing, preserving sound quality while enabling thin, lightweight construction.

Elastically deformable armature rods enable acoustic discrimination while maintaining a compact, lightweight structure.

An adaptable speaker system dynamically adjusts power levels and input signals to optimize audio output fidelity.

Elastomeric hook folds into hollow housing interior to eliminate protrusions and reduce device volume.

Segmented driver housing enables virtual surround audio while resolving portability constraints.

Segmented sound paths and variable passage geometry resolve the contradiction between high-fidelity audio capture and accurate spatial localization accuracy.

A nested C-shaped light strip and lampshade expand the illumination area, resolving small light-emitting areas in traditional portable speakers.

A wearable speaker array uses processor-driven beamforming to generate directional sound components for consistent acoustic delivery.

Longitudinal microphone array uses time delay circuits to steer acoustic gain forward, suppressing oblique feedback waves in complex sound environments.

Flip-chip mounting eliminates wire bonding height, reducing signal interference and increasing I/O pin count.

A thin-walled plastic blister cover protects ceiling loudspeaker components from external damage.

A speaker lamp uses a hollow reflector to create a dedicated resonance cavity for the audio driver.

Extrusion blow moulded speaker cabinets use internal rib connectors to resist face movement and maintain cavity volume.

A vehicle speaker grill adjusts its opening ratio via a motor device, resolving the trade-off between sound quality and dust ingress prevention.

A client terminal records aural and nonaural noise signals simultaneously to calculate a noise reduction signal for playback via electroacoustic transducers.

An acoustic signal processing system classifies sound components to adjust filter settings.

A MEMS acoustic sensor uses a cantilever structure to generate vibration waves received by a diaphragm for enhanced signal detection.

Opposed dielectric layers counteract net force gradients, preventing diaphragm collapse under high bias voltages while preserving sensitivity.

A silicon speaker uses a corrugated diaphragm on a PCB substrate to generate high sound pressure.

Headphone device merges media storage, WiFi streaming, and conduction speakers to resolve the contradiction between ease of operation and audio quality.

Integrated calibration controller measures output amplitude and tunes bias voltages to compensate for fabrication variations in MEMS microphones.

A lateral mode capacitive microphone uses a sandwich backplate structure to maximize mutual capacitance variation for acoustic detection.

Segmented microphone arrays resolve sensitivity trade-offs by dynamically switching configurations to cancel ambient noise and capture remote audio sources.

A component cover system uses a recessed design and locking mechanism to secure the front face flush with the wallboard surface.

Processed audio signals create virtual sound sources to reduce stress and improve physiological conditions without side effects.

An electrostatic clutch decouples membrane and sense structures via frequency-dependent coupling forces.

Curved open enclosure positions mobile device loudspeaker unobstructed to project amplified audio, resolving user isolation caused by headphone use.

Segmented substrate coils stack vertically to overcome space limits in compact consumer electronics while maintaining audio signal fidelity.