AU2020104187A4 - Bone voiceprint in-ear headphone - Google Patents

Abstract

The present disclosure discloses a bone voiceprint in-ear headphone, comprising: a shell, an end away from the shell has a protruding part arranged; a speaker, arranged in the protruding part; a bone voiceprint microphone, arranged in the shell, and a sound output surface of the bone voiceprint microphone is perpendicular to a sound output surface of the speaker. The bone voiceprint in-ear headphones in a plurality of embodiments in the present disclosure, by arranging a sound receiving surface of the bone voiceprint microphone perpendicular to a sound output surface of the speaker, has avoided a phenomenon that a bone conduction microphone is easily interfered by a vibration signal due to an operation of a speaker, when receiving a vibration signal from the ear cartilage, and ensured a normal operation of the bone voiceprint in-ear headphone. 1/3 101 200 610 800 700 100 300 410 102 400 FIG. 1

Description

1/3

101 200 610

800 700 100

300

410 102 400

FIG. 1

BONE VOICEPRINT IN-EAR HEADPHONE FIELD OF THE DISCLOSURE

[0001] The present disclosure relates to the technical field of earphone and, more

particularly, to a bone voiceprint in-ear headphone.

BACKGROUND

[0002] A bone conduction microphone is a device that converts a mechanical energy

into an electrical signal by sensing a vibration. In a plurality of earphone applications,

the bone conduction microphone is arranged onto a PCBA (Printed Circuit Board

Assembly) board or fit closely to an earphone shell, converting a mechanical energy into

an electrical signal, by receiving a plurality of signals transferred from a plurality of

vibrations of an ear cartilage, which is usually used as a call microphone or a

microphone having a call noise suppression algorithm.

[0003] In a real application, besides receiving a vibration signal from the ear cartilage,

the bone conduction microphone may further be easily interfered by a vibration signal

due to an operation of a speaker, especially in a small cavity structure of a wireless

headphone.

[0004] Therefore, the prior art needs to be improved and developed.

BRIEF SUMMARY OF THE DISCLOSURE

[0005] According to the above described defects, the purpose of the present

disclosure is providing a bone voiceprint in-ear headphone, in order to solve a problem

that the bone conduction microphone in the prior art is easily interfered by the vibration

signal due to the operation of the speaker, when receiving the vibration signal from the

ear cartilage.

[0006] In order to achieve the above said targets, the technical solution of the present

disclosure is as follows:

[0007] The present disclosure provides a bone voiceprint in-ear headphone, wherein

comprising:

[0008] a shell, an end away from the shell has a protruding part arranged;

[0009] a speaker, arranged in the protruding part;

[0010] a bone voiceprint microphone, arranged in the shell, and a sound receiving

surface of the bone voiceprint microphone is perpendicular to the sound output surface

of the speaker.

[0011] Further, the bone voiceprint in-ear headphone, wherein the shell has an

abutment wall arranged inside, the abutment wall surrounds and forms an engagement

groove, the bone voiceprint microphone is arranged in the engagement groove.

[0012] Further, the bone voiceprint in-ear headphone, wherein further comprising a call

microphone and a noise-reduction microphone; the call microphone is arranged in the

shell and located at another end of the shell; the noise-reduction microphone is

arranged in the shell and located at one end of the shell.

[0013] Further, the bone voiceprint in-ear headphone, wherein further comprising a

PCBA board and a battery, the PCBA board is located in the shell and arranged along a

length direction of the shell; the battery is arranged on the protruding part, and

electrically connected to the speaker; the PCBA board connects respectively to the

speaker, the bone voiceprint microphone, the call microphone, the noise-reduction

microphone and the battery.

[0014] Further, the bone voiceprint in-ear headphone, wherein a surface of the

protruding part away from the shell has a sound output hole arranged, and the sound

output surface of the speaker is arranged facing toward the sound output hole.

[0015] The technique protocol adopted by the present disclosure has a plurality of

following benefits:

[0016] the bone voiceprint in-ear headphone provided by the present disclosure

comprises: a shell, an end away from the shell has a protruding part arranged; a

speaker, arranged in the protruding part; a bone voiceprint microphone, arranged in the

shell, and a sound receiving surface of the bone voiceprint microphone is perpendicular

to a sound output surface of the speaker. The bone voiceprint in-ear headphones in a

plurality of embodiments in the present disclosure, by arranging a sound receiving

surface of the bone voiceprint microphone perpendicular to a sound output surface of

the speaker, has avoided a phenomenon that a bone conduction microphone is easily

interfered by a vibration signal due to an operation of a speaker, when receiving a

vibration signal from the ear cartilage, and ensured a normal operation of the bone

voiceprint in-ear headphone.

BRIEF DESCRIPTION OF THE DRAWINGS

[0017] FIG. 1 illustrates a schematic diagram on an internal structure of a bone

voiceprint in-ear headphone as provided in the present disclosure.

[0018] FIG. 2 illustrates a schematic diagram on an external structure at a first-view

angle of a bone voiceprint in-ear headphone as provided in the present disclosure.

[0019] FIG. 3 illustrates a schematic diagram on an external structure at a second

view angle of a bone voiceprint in-ear headphone as provided in the present disclosure.

[0020] Wherein: 100. shell; 200. protruding part; 300. speaker; 400. bone voiceprint

microphone; 410. sound receiving surface of bone voiceprint microphone; 310. sound

output surface of speaker; 101. accommodation cavity; 102. abutment wall; 500. call

microphone; 600. noise-reduction microphone; 510. call sponge cover; 610. noise- reduction sponge cover; 700. PCBA board; 800. battery; 900. light pipe; 110. through hole.

DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and the advantages of the

present disclosure clearer and more explicit, further detailed descriptions of the present

disclosure are stated here, referencing to the attached drawings and some

embodiments of the present disclosure. It should be understood that the detailed

embodiments of the disclosure described here are used to explain the present

disclosure only, instead of limiting the present disclosure.

[0022] In a plurality of implementations and a scope of the patent application, unless a

plurality of special restrictions are applied herein on articles in the text, "a" and "the"

may generally refer to a single or a plural.

[0023] In addition, if there are descriptions related to "first", "second", etc. in the

embodiments of the present invention, the descriptions of the "first", "second", etc. are

only used for descriptive purposes, instead of being understood as an instruction or an

implication on a relative importance thereof or an implicit indication of a number of a

plurality of technical features indicated. Therefore, the features defined with "first" and

"second" may explicitly or implicitly include at least one of the features. In addition, the

technical solutions between various embodiments can be combined with each other,

however it must be based on what can be achieved by a person of ordinary skill in the

art. When a combination of the technical solutions is contradictory or cannot be

achieved, it should be considered that such a combination of the technical solutions

does not exist, neither within the protection scope of the present invention.

[0024] The present disclosure discloses a bone voiceprint in-ear headphone,

referencing from FIG. 1 to FIG. 3 together, wherein FIG. 1 illustrates a schematic diagram on an internal structure of a bone voiceprint in-ear headphone as provided in the present disclosure; FIG. 2 illustrates a schematic diagram on an external structure at a first-view angle of a bone voiceprint in-ear headphone as provided in the present disclosure; FIG. 3 illustrates a schematic diagram on an external structure at a second view angle of a bone voiceprint in-ear headphone as provided in the present disclosure.

Wherein the bone voiceprint in-ear headphone comprises: a shell 100, an end away

from the shell 100 has a protruding part 200 arranged; a speaker 300, arranged in the

protruding part 200; a bone voiceprint microphone 400, arranged in the shell 100, while

a sound receiving surface of the bone voiceprint microphone 410 is perpendicular to a

sound output surface 310 of the speaker.

[0025] An embodiment of the present disclosure, wherein the bone voiceprint in-ear

headphone shows an L-shape in a whole, the protruding part 200 is applied to inserting

into an external auditory canal to achieve a wearing, the protruding part 200 is

perpendicular to the shell 100, the shell 100 and the protruding part 200 have an

accommodation cavity 101 arranged inside, the speaker 300 is arranged in the

accommodating cavity 101, and matched with an inner surface of the protruding part

200; the bone voiceprint microphone 400 is arranged in the accommodating cavity 101,

while the bone voiceprint microphone 400 and the speaker 300 are in a vertical state in

the accommodating cavity 101; specifically, the sound receiving surface of the bone

voiceprint microphone 410 is perpendicular to a length direction of the shell 100, the

sound output surface of the speaker 310 is parallel to the length direction of the shell

100, that is, the receiving surface of the bone voiceprint microphone 410 is

perpendicular to the sound output surface of the speaker 310, a sound receiving

direction of the bone voiceprint microphone 400 is perpendicular in 90 degrees to a

vibration and sounding direction of the speaker 300, so the bone voiceprint microphone

400 may not be affected by a vibration signal generated by the speaker 300 when receiving a sound, thus ensuring a normal operation of the bone voiceprint in-ear headphone.

[0026] Wherein a surface of the protruding part 200 away from the shell 100 has a

sound output hole arranged (not shown in the FIGs), and the sound output surface of

the speaker 310 is arranged facing toward the sound output hole. A shape of the sound

output hole is a round hole. Of course, the shape of the sound output hole may also be

a rhombus or a rectangular, which is not limited herein.

[0027] As a further solution, the shell 100 has an abutment wall 102 arranged inside,

the abutment wall 102 surrounds and forms an engagement groove, the bone voiceprint

microphone 400 is arranged in the engagement groove. The abutment wall 102 in the

cell 100 surrounds into the engagement groove with three sides closed, the bone

voiceprint microphone 400 is engaged into the engagement groove.

[0028] As a furtherer solution, the bone voiceprint in-ear headphone further comprises

a call microphone 500 and a noise-reduction microphone 600; the call microphone 500

is arranged in the shell 100 and located at another end of the shell 100; the noise

reduction microphone 600 is arranged in the shell 100 and located at one end of the

shell 100. Wherein the call microphone 500 is applied to collecting voice information of

a user in a call, and the noise-reduction microphone 600 is a microphone applied to

processing a plurality of voice signals, to improve a signal-to-noise ratio, making the

user hear clearly a voice of a person on another side in a case of having a background

noise.

[0029] Wherein the bone voiceprint in-ear headphone further comprises a call sponge

cover 510 and a noise-reduction sponge cover 610, the call sponge cover 510 is

arranged at another end inside the shell 100, and wrapped around an outside of the call

microphone 500; the noise-reduction sponge cover 610 is arranged at one end in the

shell 100 and wrapped around an outside of the noise-reduction microphone 600. By the call sponge cover 510 and the noise-reduction sponge cover 610, it is able to effectively isolate a crosstalk interference in the shell 100.

[0030] As a more furtherer solution, the bone voiceprint in-ear headphone further

comprises a PCBA board 700 and a battery 800, the PCBA board 700 is located in the

shell 100 and arranged along a length direction of the shell 100; the battery 800 is

arranged on the protruding part 200, and electrically connected to the speaker 300; the

PCBA board 700 connects respectively to the speaker 300, the bone voiceprint

microphone 400, the call microphone 500, the noise-reduction microphone 600 and the

battery 800.

[0031] In a plurality of embodiments of the present invention, the PCBA board 700

refers to a circuit board made of an empty PCB board through an SMT (surface

mounted technology) mounting or a DIP plug-in (dual in-line packaging technology). The

PCBA board 700 has a long strip shape and is arranged along a length direction of the

shell 100. The battery 800 is arranged in the accommodating cavity 101 and located on

the protruding part 200. The PCBA board 700 has an antenna (not shown in the FIGs.)

and a Bluetooth module (not shown in the FIGs.) arranged, to receive a sound signal

transmitted by an external device (such as a mobile terminal). The bone voiceprint in

ear headphone may further have a charging pole (not shown in the FIGs.) arranged, the

charging pole connects electrically to the battery 800, and charges the battery 800

through the charging pole. For example, a common earphone has a charging box, and

when placing the charging pole of the earphone into the charging box and contacting

with a plurality of contacting points in the charging box, it is able to achieve a charging.

It should be understood that charging the earphone through the charging box belongs to

a prior art, thus no details are stated herein.

[0032] As a more furtherer solution, the bone voiceprint in-ear headphone has a light

pipe 900, the light pipe 900 is connected to the PCBA board 700 electronically, and arranged at one end of the shell. Wherein an outside of an end of the shell has a through hole 110 arranged, the through hole 110 penetrates up to the light pipe 900.

The light pipe 900 is applied to sending out different light and reminding the user in

which state the bone voiceprint in-ear headphone is. For example, when the bone

voiceprint in-ear headphone is not connecting to a mobile terminal, the light pipe 900

flashes a red light. Similarly, after connecting to the mobile terminal, the light pipe 900

may always shine a white light. Of course, controlling the light pipe 900 to emit a

plurality of different lights may be set by a program in the PCBA board 700, and no

more details are stated herein.

[0033] A working principle of the disclosure is stated in details below:

[0034] by arranging a receiving surface for receiving the sound of the bone voiceprint

microphone 400 perpendicular to the sound output surface of the speaker 310, the

sound receiving direction of the bone voiceprint microphone 400 is perpendicular in 90

degrees to the vibration and sounding direction of the speaker 300, thus the bone

voiceprint microphone 400 may not be affected by the vibration signal generated by the

speaker 300 when receiving the sound, thus ensuring a normal operation of the bone

voiceprint in-ear headphone.

[0035] Allabove, the present disclosure provides a bone voiceprint in-ear headphone,

comprises: a shell, an end away from the shell has a protruding part arranged; a

speaker, arranged in the protruding part; a bone voiceprint microphone, arranged in the

shell, and a sound output surface of the bone voiceprint microphone is perpendicular to

a sound output surface of the speaker. The bone voiceprint in-ear headphones in a

plurality of embodiments in the present disclosure, by arranging a sound receiving

surface of the bone voiceprint microphone perpendicular to a sound output surface of

the speaker, has avoided a phenomenon that a bone conduction microphone is easily

interfered by a vibration signal due to an operation of a speaker, when receiving a vibration signal from the ear cartilage, and ensured a normal operation of the bone voiceprint in-ear headphone.

[0036] Those skilled in the art will easily think of a plurality of other embodiments of the

present disclosure, after considering the description and practicing the solutions

disclosed herein. The present disclosure is intended to cover any variants, uses or

adaptable changes of the present disclosure. The variants, uses or adaptable changes

are following the general principles of the present disclosure and comprising a plurality

of common knowledges or conventional technical means in the technical field without

being disclosed in the present disclosure. The description and the embodiments are

regarded as exemplary only, and a real scope and spirit of the present disclosure is

pointed out by the claims.

Claims (5)

What is claimed is:

1. A bone voiceprint in-ear headphone, wherein comprising:

a shell, an end away from the shell has a protruding part arranged;

a speaker, arranged in the protruding part;

a bone voiceprint microphone, arranged in the shell, and a sound receiving surface of

the bone voiceprint microphone is perpendicular to the sound output surface of the

speaker.

2. The bone voiceprint in-ear headphone according to claim 1, wherein the shell has an

abutment wall arranged inside, the abutment wall surrounds and forms an engagement

groove, the bone voiceprint microphone is arranged in the engagement groove.

3. The bone voiceprint in-ear headphone according to claim 2, wherein further

comprising a call microphone and a noise-reduction microphone; the call microphone is

arranged in the shell and located at another end of the shell; the noise-reduction

microphone is arranged in the shell and located at one end of the shell.

4. The bone voiceprint in-ear headphone according to claim 3, wherein further

comprising a PCBA board and a battery, the PCBA board is located in the shell and

arranged along a length direction of the shell; the battery is arranged on the protruding

part, and electrically connected to the speaker; the PCBA board connects respectively

to the speaker, the bone voiceprint microphone, the call microphone, the noise

reduction microphone and the battery.

5. The bone voiceprint in-ear headphone according to claim 4, wherein a surface of the

protruding part away from the shell has a sound output hole arranged, and the sound

output surface of the speaker is arranged facing toward the sound output hole.