CN213906881U

CN213906881U - Bone voiceprint earphone

Info

Publication number: CN213906881U
Application number: CN202022985825.7U
Authority: CN
Inventors: 何定; 刘治; 皮振兴; 许国微; 熊庆丰
Original assignee: Shenzhen Qianan Technology Co ltd
Current assignee: Shenzhen Qianan Technology Co ltd; Shenzhen Thousandshores Technology Co Ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-06
Anticipated expiration: 2030-12-11
Also published as: AU2020104187A4

Abstract

The utility model discloses a bone voiceprint earphone, include: the shell is provided with a convex part at one end far away from the shell; the loudspeaker is arranged in the protruding part; the bone vocal print microphone is arranged in the shell, and the receiving surface of the bone vocal print microphone is perpendicular to the sound emitting surface of the loudspeaker. The embodiment of the utility model provides an in bone vocal print earphone through inciting somebody to action bone vocal print microphone's the perpendicular to of receiving face the sound-emitting surface of loudspeaker to avoided bone conduction microphone to be the phenomenon of the vibration signal interference that loudspeaker work brought when accepting the vibration signal of auricular cartilage, guaranteed that bone vocal print earphone normally works.

Description

Bone voiceprint earphone

Technical Field

The utility model relates to the technical field of earphones, in particular to bone voiceprint earphone.

Background

Bone conduction microphones are devices that rely on the sensing of vibration to convert mechanical energy into an electrical signal. In headset applications, bone conduction microphones are mounted on a pcba (printed Circuit Board assembly) Board or in close proximity to a headset housing, and receive signals transmitted by the vibration of the ear cartilage to convert mechanical energy into electrical signals, typically used as a microphone for speech or speech noise suppression algorithms.

In practical application, the bone conduction microphone is easy to be interfered by vibration signals caused by the operation of a loudspeaker besides receiving the vibration signals of the ear cartilage, and particularly the bone conduction microphone is in a small cavity structure such as a wireless earphone.

Thus, the prior art has yet to be improved and enhanced.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing disadvantages of the prior art, an object of the present invention is to provide a bone and voice print earphone, which aims to solve the problem of the interference of the vibration signal caused by the operation of the speaker when the bone conduction microphone receives the vibration signal of the ear cartilage in the prior art.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the embodiment of the utility model provides a bone voiceprint earphone, wherein, include:

the shell is provided with a convex part at one end far away from the shell;

the loudspeaker is arranged in the protruding part;

the bone vocal print microphone is arranged in the shell, and the receiving surface of the bone vocal print microphone is perpendicular to the sound emitting surface of the loudspeaker.

Further, among the bone voiceprint earphone, be provided with the butt wall in the casing, the butt wall is around forming the block groove, bone voiceprint microphone is arranged in the block inslot.

Furthermore, the bone voiceprint earphone also comprises a call microphone and a noise reduction microphone; the communication microphone is arranged in the shell and is positioned at the other end of the shell, and the noise reduction microphone is arranged in the shell and is positioned at one end of the shell.

Furthermore, the bone voiceprint earphone also comprises a PCBA board and a battery; the PCBA is positioned in the shell and arranged along the length direction of the shell; the battery is arranged on the protruding part and is electrically connected with the loudspeaker; the PCBA board is respectively connected with the loudspeaker, the bone voiceprint microphone, the communication microphone, the noise reduction microphone and the battery.

Furthermore, in the bone voiceprint earphone, a sound outlet is formed in the surface, away from the shell, of the protruding portion, and the sound outlet surface of the loudspeaker faces the sound outlet.

Furthermore, the bone voiceprint earphone also comprises a communication microphone sleeve and a noise reduction microphone sleeve; the communication microphone is sleeved at the other end in the shell and wrapped outside the communication microphone; the noise reduction microphone is sleeved at one end in the shell and wrapped outside the noise reduction microphone.

Furthermore, the bone voiceprint earphone also comprises a light guide column, wherein the light guide column is electrically connected with the PCBA board and is arranged at one end of the shell; wherein, the through-hole has been seted up in the outside of the one end of casing, the through-hole link up to lamp leaded light post.

Further, in the bone voiceprint earphone, the sound outlet is a round hole.

The utility model discloses the technical scheme who adopts has following beneficial effect:

the utility model provides a bone voiceprint earphone includes: the shell is provided with a convex part at one end far away from the shell; the loudspeaker is arranged in the protruding part; the bone vocal print microphone is arranged in the shell, and the receiving surface of the bone vocal print microphone is perpendicular to the sound emitting surface of the loudspeaker. The embodiment of the utility model provides an in bone vocal print earphone through inciting somebody to action bone vocal print microphone's the perpendicular to of receiving face the sound-emitting surface of loudspeaker to avoided bone conduction microphone to be the phenomenon of the vibration signal interference that loudspeaker work brought when accepting the vibration signal of auricular cartilage, guaranteed that bone vocal print earphone normally works.

Drawings

Fig. 1 is a schematic view of an internal structure of a bone voiceprint earphone provided by the present invention;

fig. 2 is a schematic view of a first view angle external structure of a bone voiceprint earphone provided by the present invention;

fig. 3 is the utility model provides a second visual angle external structure schematic diagram of a bone voiceprint earphone.

In the figure: 100. a housing; 200. a projection; 300. a horn; 400. a bone voiceprint microphone; 410. a receiving face of a bone voiceprint microphone; 310. the sound outlet surface of the loudspeaker; 101. an accommodating cavity; 102. an abutment wall; 500. a call microphone; 600. a noise reduction microphone; 510. a communication microphone cover; 610. a noise reduction microphone sleeve; 700. PCBA board; 800. a battery; 900. a light guide pillar; 110. and a through hole.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the following description of the present invention will refer to the accompanying drawings and illustrate embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the embodiments and claims, the terms "a" and "an" can mean "one or more" unless the article is specifically limited.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses a bone voiceprint earphone, please refer to fig. 1 to 3 together, fig. 1 is the internal structure schematic diagram of a bone voiceprint earphone provided by the utility model; fig. 2 is a schematic view of a first view angle external structure of a bone voiceprint earphone provided by the present invention; fig. 3 is the utility model provides a second visual angle external structure schematic diagram of a bone voiceprint earphone. Wherein the bone voiceprint headset comprises: a shell 100, wherein a convex part 200 is arranged on one end far away from the shell 100; a horn 300 disposed in the protrusion 200; and the bone vocal print microphone 400 is arranged in the shell 100, and a receiving surface 410 of the bone vocal print microphone is vertical to the sound emitting surface 310 of the loudspeaker.

In the embodiment of the present invention, the whole bone voiceprint earphone is L-shaped, the protruding portion 200 is used for being inserted into the external auditory canal for wearing, the protruding portion 200 is perpendicular to the casing 100, the casing 100 and the protruding portion 200 are provided with an accommodating cavity 101 therein, and the speaker 300 is disposed in the accommodating cavity 101 and adapted to the inner side surface of the protruding portion 200; the bone voiceprint microphone 400 is arranged in the accommodating cavity 101, and the bone voiceprint microphone 400 and the loudspeaker 300 are in a vertical state in the accommodating cavity 101; specifically, the receiving surface 410 of the bone voiceprint microphone is perpendicular to the length direction of the housing 100, the sound emitting surface 310 of the speaker is parallel to the length direction of the housing 100, that is, the receiving surface 410 of the bone voiceprint microphone is perpendicular to the sound emitting surface 310 of the speaker, the sound receiving direction of the bone voiceprint microphone 400 is 90 degrees perpendicular to the vibration sound emitting direction of the speaker 300, and the bone voiceprint microphone 400 cannot be affected by the vibration signal generated by the speaker 300 when receiving sound, so that the normal operation of the bone voiceprint earphone is ensured.

Wherein, a sound outlet (not shown in the figure) is arranged on the surface of the convex part 200 far away from the shell 100, and the sound outlet surface 310 of the horn is arranged towards the sound outlet. Optionally, the sound outlet is a circular hole. Of course, the shape of the sound outlet hole can also be a diamond shape or a rectangular shape, and the specific shape of the sound outlet hole is not limited by the present invention.

As a further scheme, a butting wall 102 is arranged in the casing 100, the butting wall surrounds the clamping groove, and the bone voiceprint microphone 400 is arranged in the clamping groove. Specifically, the abutting wall 102 encloses a fastening groove with three sealed sides in the housing 100, and the bone voiceprint microphone 400 is fastened in the fastening groove.

As a further aspect, the bone voiceprint headset further comprises a call microphone 500 and a noise reduction microphone 600; the communication microphone 500 is disposed in the casing 100 and located at the other end of the casing 100, and the noise reduction microphone 600 is disposed in the casing 100 and located at one end of the casing 100. The call microphone 500 is used for collecting voice information of a user during call, and the noise reduction microphone 600 is used for processing voice signals, improving the signal-to-noise ratio, so that the user can hear a speaker who speaks to the opposite side under the condition of background noise.

The bone voiceprint earphone further comprises a communication microphone cover 510 and a noise reduction microphone cover 610, wherein the communication microphone cover 510 is arranged at the other end in the shell 100 and wraps the outer side of the communication microphone 500; the noise reduction microphone sleeve 610 is arranged at one end of the casing 100 and wraps the outer side of the noise reduction microphone 600. Crosstalk interference in the casing 100 can be effectively isolated by the talking microphone cover 510 and the noise reduction microphone cover 610.

As a further aspect, the bone voiceprint earphone further comprises a PCBA board 700 and a battery 800, the PCBA board 700 is located within the housing 100 and is arranged along the length direction of the housing 100; the battery 800 is arranged on the protruding part 200 and is electrically connected with the loudspeaker 300; the PCBA board 700 is connected to the speaker 300, the bone-voice microphone 400, the talking microphone 500, the noise reduction microphone 600, and the battery 800, respectively.

In the embodiment of the present invention, the PCBA board 700 refers to a PCB after the PCB is manufactured by SMT mounting (surface mount technology) or DIP (dual in-line package) process. The PCBA board 700 is long, and is disposed along the length direction of the housing 100, and the battery 800 is disposed in the accommodating chamber 101 and located in the protruding portion 200. The PCBA board 700 is provided with an antenna (not shown) and a bluetooth module (not shown) for receiving a voice signal transmitted from an external device (e.g., a mobile terminal). The bone voiceprint earphone can also be provided with a charging column (not shown in the figure), the charging column is electrically connected with the battery 800, the battery 800 is charged through the charging column, for example, common earphones are provided with charging boxes, and the charging column on the earphone is placed into the charging box to be contacted with a corresponding contact in the charging box, so that charging can be realized; it should be understood that charging the earphone through the charging box is prior art, and therefore, will not be described herein.

As a further proposal, the bone voiceprint earphone further comprises a light guide pillar 900, and the light guide pillar 900 is electrically connected with the PCBA board 700 and is arranged at one end of the casing. A through hole 110 is formed in the outer side of one end of the housing, and the through hole 110 penetrates through the light guide pillar 900. The light guide column 900 is used for sending different light to prompt a user what state the bone voiceprint earphone is, for example, when the bone voiceprint earphone is not connected with the mobile terminal, the light guide column 900 flashes red light, and similarly, the light guide column 900 normally lights white light after being connected with the mobile terminal. Of course, controlling the light guide column 900 to emit different light may be set by a program in the PCBA board 700, and will not be described herein.

The working principle of the present invention is described in detail below;

through setting up the receiving face perpendicular to of bone vocal print microphone 400's receipt sound the sound face 310 of loudspeaker, then the direction 90 degrees of bone vocal print microphone 400's receipt sound is perpendicular to the vibration sound direction of loudspeaker 300, then bone vocal print microphone 400 can not be influenced by the vibration signal that loudspeaker 300 produced when receiving sound to the normal work of bone vocal print earphone has been guaranteed.

To sum up, the utility model provides a bone voiceprint earphone, include: the shell is provided with a convex part at one end far away from the shell; the loudspeaker is arranged in the protruding part; the bone vocal print microphone is arranged in the shell, and the receiving surface of the bone vocal print microphone is perpendicular to the sound emitting surface of the loudspeaker. The embodiment of the utility model provides an in bone vocal print earphone through inciting somebody to action bone vocal print microphone's the perpendicular to of receiving face the sound-emitting surface of loudspeaker to avoided bone conduction microphone to be the phenomenon of the vibration signal interference that loudspeaker work brought when accepting the vibration signal of auricular cartilage, guaranteed that bone vocal print earphone normally works.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. The invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

Claims

1. A bone voiceprint headset, comprising:

the shell is provided with a convex part at one end far away from the shell;

the loudspeaker is arranged in the protruding part;

2. The osseous voiceprint earphone according to claim 1 wherein an abutment wall is provided in the housing, said abutment wall surrounding a snap groove in which the osseous voiceprint microphone is placed.

3. The bone voiceprint headset of claim 2, further comprising a talk microphone and a noise reduction microphone; the communication microphone is arranged in the shell and is positioned at the other end of the shell, and the noise reduction microphone is arranged in the shell and is positioned at one end of the shell.

4. The bone voiceprint headset of claim 3, further comprising a PCBA board and a battery; the PCBA is positioned in the shell and arranged along the length direction of the shell; the battery is arranged on the protruding part and is electrically connected with the loudspeaker; the PCBA board is respectively connected with the loudspeaker, the bone voiceprint microphone, the communication microphone, the noise reduction microphone and the battery.

5. The osseo-voiceprint earphone according to claim 4, wherein the face of the projection remote from the housing is provided with a sound outlet aperture, the sound outlet face of the horn being arranged towards the sound outlet aperture.

6. The osseo-voiceprint earphone according to claim 4 further comprising a talking microphone and a noise reducing microphone; the communication microphone is sleeved at the other end in the shell and wrapped outside the communication microphone; the noise reduction microphone is sleeved at one end in the shell and wrapped outside the noise reduction microphone.

7. The bone voiceprint headset of claim 4, further comprising a light guide post electrically connected to the PCBA board and disposed at one end of the housing; wherein, the through-hole has been seted up in the outside of the one end of casing, the through-hole link up to lamp leaded light post.

8. The bone voiceprint headset of claim 5, wherein the sound outlet aperture is a circular aperture.