US-20260129378-A1 - BONE CONDUCTION HEARING AID DEVICES

US20260129378A1US 20260129378 A1US20260129378 A1US 20260129378A1US-20260129378-A1

Abstract

The present disclosure provides a bone conduction hearing aid device, including: a support structure including a rear hanging part 11 , ear hanging parts, first mounting parts, and second mounting parts 14 , wherein two ends of the rear hanging part 11 are respectively connected to one first mounting part, and each of the first mounting parts 13 is connected to one second mounting part via one ear hanging part; a speaker mounted in the second mounting part, wherein the speaker is configured to play a hearing aid sound signal; a plurality of microphones disposed on the connecting side surface, wherein the plurality of microphones are configured to receive a sound signal and convert the sound signal into an electric signal.

Inventors

Huifang TANG

Assignees

SHENZHEN SHOKZHEAR CO., LTD.

Dates

Publication Date: 20260507
Application Date: 20251230

Claims (20)

1 . A bone conduction hearing aid device, comprising: a support structure including a rear hanging part, ear hanging parts, first mounting parts, and second mounting parts, wherein two ends of the rear hanging part are respectively connected to one first mounting part, and each of the first mounting parts is connected to one second mounting part via one ear hanging part; the rear hanging part is configured to be worn on a rear side of a user's head, and each of the ear hanging parts is configured to be worn on an upper part of the user's ear; each of the first mounting parts includes an inner side surface facing the user when worn, an outer side surface facing away from the user when worn, and a connecting side surface connecting the inner side surface and the outer side surface; a speaker mounted in the second mounting part, wherein the speaker is configured to play a hearing aid sound signal; a plurality of microphones disposed on the connecting side surface, wherein the plurality of microphones are configured to receive a sound signal and convert the sound signal into an electric signal.
2 . The bone conduction hearing aid device according to claim 1 , wherein the plurality of microphones include at least a first microphone and a second microphone, and the first microphone and the second microphone are spaced apart.
3 . The bone conduction hearing aid device according to claim 2 , wherein the connecting side surface includes an upper connecting side surface facing upward when worn and a lower connecting side surface facing downward or rearward when worn, and the first microphone and the second microphone are disposed on the lower connecting side surface.
4 . The bone conduction hearing aid device according to claim 3 , wherein the lower connecting side surface includes a first lower connecting side surface and a second lower connecting side surface having an angle therebetween, an angle between the first lower connecting side surface and the upper connecting side surface is less than an angle between the second lower connecting side surface and the upper connecting side surface, the second lower connecting side surface faces away from the second mounting part, the first microphone is disposed on the first lower connecting side surface, and the second microphone is disposed on the second lower connecting side surface.
5 . The bone conduction hearing aid device according to claim 3 , wherein the lower connecting side surface includes a first lower connecting side surface and a second lower connecting side surface having an angle therebetween, and the first microphone and the second microphone are disposed on the first lower connecting side surface, or the first microphone and the second microphone are disposed on the second lower connecting side surface.
6 . The bone conduction hearing aid device according to claim 3 , wherein a symmetry plane is defined between the outer side surface and the inner side surface, and the first microphone and the second microphone are located outside the symmetry plane and/or on the symmetry plane.
7 . The bone conduction hearing aid device according to claim 6 , wherein the first microphone and/or the second microphone located outside the symmetry plane are closer to the symmetry plane than the outer side surface.
8 . The bone conduction hearing aid device according to claim 6 , wherein a distance between the first microphone and the symmetry plane and/or a distance between the second microphone and the symmetry plane are in a range of 0 mm to 5 mm.
9 . The bone conduction hearing aid device according to claim 3 , wherein a first projection line of a connection line between the first microphone and the second microphone projected onto the outer side surface is inclined relative to a second projection line of the upper connecting side surface projected onto the outer side surface.
10 . The bone conduction hearing aid device according to claim 9 , wherein an angle between the first projection line and the second projection line is in a range of 0° to 60°.
11 . The bone conduction hearing aid device according to claim 10 , wherein the angle between the first projection line and the second projection line is in a range of 0° to 30°.
12 . The bone conduction hearing aid device according to claim 9 , wherein an angle between the first projection line and the second projection line is in a range of 5° to 65°.
13 . The bone conduction hearing aid device according to claim 12 , wherein the angle between the first projection line and the second projection line is in a range of 5° to 35°.
14 . The bone conduction hearing aid device according to claim 9 , wherein the first projection line is parallel to a horizontal line when the bone conduction hearing aid device is worn.
15 . The bone conduction hearing aid device according to claim 2 , wherein a distance between the first microphone and the second microphone is in a range of 2 mm to 45 mm.
16 . A bone conduction hearing aid device, comprising: a support structure including a rear hanging part, ear hanging parts, first mounting parts, and second mounting parts, wherein two ends of the rear hanging part are respectively connected to one first mounting part, and each of the first mounting parts is connected to one second mounting part via one ear hanging part; the rear hanging part is configured to be worn on a rear side of a user's head, and each of the ear hanging parts is configured to be worn on an upper part of the user's ear; each of the first mounting parts includes an inner side surface facing the user when worn, an outer side surface facing away from the user when worn, and a connecting side surface connecting the inner side surface and the outer side surface; a speaker mounted in the second mounting part, wherein the speaker is configured to play a hearing aid sound signal; a plurality of microphones disposed on the connecting side surface and the outer side surface, wherein the plurality of microphones are configured to receive a sound signal and convert the sound signal into an electric signal.
17 . The bone conduction hearing aid device according to claim 16 , wherein the plurality of microphones include at least a first microphone and a second microphone, and the first microphone and the second microphone are spaced apart.
18 . The bone conduction hearing aid device according to claim 17 , wherein the connecting side surface includes an upper connecting side surface facing upward when worn and a lower connecting side surface facing downward or rearward when worn, the first microphone is disposed on the lower connecting side surface, and the second microphone is disposed on the outer side surface.
19 - 25 . (canceled)
26 . A bone conduction hearing aid device, comprising: a support structure including a rear hanging part, ear hanging parts, first mounting parts, and second mounting parts, wherein two ends of the rear hanging part are respectively connected to one first mounting part, and each of the first mounting part is connected to one second mounting part via one ear hanging part; the rear hanging part is configured to be worn on a rear side of a user's head, and each of the ear hanging parts is configured to be worn on an upper part of the user's ear; each of the first mounting parts includes an inner side surface facing the user when worn, an outer side surface facing away from the user when worn, and a connecting side surface connecting the inner side surface and the outer side surface; a speaker mounted in the second mounting part, wherein the speaker is configured to play a hearing aid sound signal; a plurality of microphones disposed on the outer side surface, wherein the plurality of microphones are located on a straight line; and the plurality of microphones are configured to receive a sound signal and convert the sound signal into an electric signal.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application is a Continuation of International Application No. PCT/CN2024/096851, filed on May 31, 2024, the contents of which are incorporated herein by reference. TECHNICAL FIELD The present disclosure generally relates to the field of acoustics, and in particular, to a bone conduction hearing aid device. BACKGROUND A bone conduction hearing aid device is a device that utilizes bone conduction to assist hearing-impaired users in perceiving sound, wherein the microphone, as a component for capturing ambient sound, plays a critical role. The performance of the microphone in capturing sound directly determines the auditory experience, safety, and social interaction capabilities of the hearing-impaired users. While the bone conduction hearing aid device transmits external sound to the user through vibration, the vibration of the housing introduces a certain degree of interference to the microphone's sound pickup, thereby adversely affecting its performance. SUMMARY One or more embodiments of the present disclosure provide a bone conduction hearing aid device, which is used to solve the problem of interference of housing vibration on microphone sound pickup. In one embodiment, a bone conduction hearing aid device is provided, including: a support structure including a rear hanging part, ear hanging parts, first mounting parts, and second mounting parts, wherein two ends of the rear hanging part are respectively connected to one first mounting part, and each of the first mounting parts is connected to one second mounting part via one ear hanging part; the rear hanging part is configured to be worn on a rear side of a user's head, and each of the ear hanging parts is configured to be worn on an upper part of the user's ear; each of the first mounting parts includes an inner side surface facing the user when worn, an outer side surface facing away from the user when worn, and a connecting side surface connecting the inner side surface and the outer side surface;a speaker mounted in the second mounting part, wherein the speaker is configured to play a hearing aid sound signal;a plurality of microphones disposed on the connecting side surface, wherein the plurality of microphones are configured to receive a sound signal and convert the sound signal into an electric signal. In one embodiment, the plurality of microphones include at least a first microphone and a second microphone, and the first microphone and the second microphone are spaced apart. In one embodiment, the connecting side surface includes an upper connecting side surface facing upward when worn and a lower connecting side surface facing downward or rearward when worn, and the first microphone and the second microphone are disposed on the lower connecting side surface. In one embodiment, the lower connecting side surface includes a first lower connecting side surface and a second lower connecting side surface having an angle therebetween, an angle between the first lower connecting side surface and the upper connecting side surface is less than an angle between the second lower connecting side surface and the upper connecting side surface, the second lower connecting side surface faces away from the second mounting part, the first microphone is disposed on the first lower connecting side surface, and the second microphone is disposed on the second lower connecting side surface. In one embodiment, the lower connecting side surface includes a first lower connecting side surface and a second lower connecting side surface having an angle therebetween, and the first microphone and the second microphone are disposed on the first lower connecting side surface, or the first microphone and the second microphone are disposed on the second lower connecting side surface. In one embodiment, a symmetry plane is defined between the outer side surface and the inner side surface, and the first microphone and the second microphone are located outside the symmetry plane and/or on the symmetry plane. In one embodiment, the first microphone and/or the second microphone located outside the symmetry plane are closer to the symmetry plane than the outer side surface. In one embodiment, a distance between the first microphone and the symmetry plane and/or a distance between the second microphone and the symmetry plane are in a range of 0 mm to 5 mm. In one embodiment, a first projection line of a connection line between the first microphone and the second microphone projected onto the outer side surface intersects with a second projection line of the upper connecting side surface projected onto the outer side surface. In one embodiment, an angle between the first projection line and the second projection line is in a range of 0° to 60°. In one embodiment, the angle between the first projection line and the second projection line is in a range of 0° to 30°. In one embodiment, an angle between the first projection line and the second