Behind The Ear Hearing Aids TRIZ Cases

A separable ear sensor uses NFC power and data transfer to cut motion artifacts and improve physiologic signal accuracy.

Peripheral and window cutouts extend antenna electrical length in ear-worn hearing devices, improving impedance, bandwidth, and radiation efficiency.

An in-housing RF antenna uses asymmetric elements and grounding to keep left-right ear performance stable while reducing user-directed radiation.

A sealed universal socket connector lets BTE and RIE hearing units be exchanged while blocking moisture and dirt that can cause malfunctions.

Integrated contacts, a circuit board, and wire guides simplify hearing-device assembly while enabling interchangeable in-ear units and reliable signal transfer.

Peripheral and window cutouts extend antenna electrical length in ear-worn hearing devices, improving radiation efficiency and 2.4 GHz bandwidth.

A compact inverted F-antenna layout reduces left-right ear performance variation and head-induced frequency shift in hearing devices.

A sealed universal socket connector enables detachable BTE-RIE connections while blocking moisture and dirt and simplifying part replacement.

Electromagnetic induction replaces charging contacts in a hearing aid, improving sealing, waterproofing, dust resistance, and service life.

Peripheral and window cutouts extend antenna electrical length in ear-worn hearing devices, improving radiation efficiency and 2.4 GHz bandwidth.

A segmented antenna layout with anterior and posterior arms improves polarization and creeping-wave propagation for compact hearing instruments.

A strain-gauge input replaces contact buttons in hearing aids, enabling sealed, wear-resistant switching under moisture, dust, and sweat.

Coil distortion analysis reveals air-gap imbalance in auditory prosthesis actuators, enabling in-situ adjustment and reliable vibration output.

Two bone conduction transducers around one ear improve sound reproduction in noise while avoiding eardrum pressure and surgery.

Positioning devices align hearing-device PCB side parts inside tight housing shells, enabling accurate automated assembly without a frame.

A dual-hardness hearing aid cover uses sealing lips and a secure closure to block water and dust without degrading acoustic performance.

Positioning means on PCB side parts replace manual alignment in tight hearing-device housings, enabling accurate automated assembly.

Focused optical media and gel-based sensor domes improve in-ear biometric signal quality while reducing motion noise and power draw.

A waterproof housing protector and sealed joints keep the ear-hook loudspeaker usable in rain or swimming while the hinge adjusts fit.

Overlapping housing shells and a support-frame protrusion create a labyrinth seal that blocks sweat and moisture without added seal parts.

A battery-through-magnet headpiece layout improves transcutaneous retention and electrical contact for stable hearing implant signal delivery.

Positioning a bone conduction microphone below the ear canal cuts feedback and improves vibration transfer for conductive hearing loss.

Integrating the antenna into the battery housing reduces hearing aid size, component count, and assembly complexity.

Focused PPG optics and flexible conductive gel domes improve ear-canal signal quality while reducing hearing-aid power use.

Speech is converted to text and synthesized audio while source direction guides time-resolved cues for clearer comprehension in noise.

Speech-to-text output uses real-time speech direction and speaker characteristics to improve comprehension in noisy, multi-speaker environments.

The housing protector and sealant support waterproof operation, while the rotating hinge adjusts the earphone core for swimming or rain.

A frequency-selective decoupling element blocks antenna interference at the first frequency while preserving electrical connections at second frequencies.

A waterproof protector seals the earphone structure, while a hinge adjusts the core housing for swimming and rainy-day use.