CN211406244U

CN211406244U - In-ear detection device and in-ear earphone

Info

Publication number: CN211406244U
Application number: CN202020334805.0U
Authority: CN
Inventors: 陈嘉宝; 何芊; 何辉; 赖少兵; 王勇; 包磊
Original assignee: Guangzhou U&i Technology Co ltd
Current assignee: Guangzhou U&i Technology Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-09-01
Anticipated expiration: 2030-03-17

Abstract

The embodiment of the utility model discloses in-ear detection device and in-ear earphone, wherein, in-ear detection device is applied to in-ear earphone's income ear and detects, and in-ear detection device is including the detection metal that is located the surface of in-ear earphone's casing, detect the metal with be located mainboard electricity in the casing is connected, detect the metal with electrical insulation between the casing, it is in to detect the metal in-ear earphone goes into the ear time with human contact so that the mainboard generates the in-ear signal. The embodiment of the utility model provides a set up the detection metal of being connected with the mainboard electricity on housing surface, should detect the metal and contact with the human body so that the mainboard generates into the ear signal when the ear-type earphone goes into the ear, need not to detect the earphone pleasant through light and electric capacity, solved light and electric capacity and detected the problem that the pleasant exists with high costs and reliability low, both the cost is reduced and good reliability has.

Description

In-ear detection device and in-ear earphone

Technical Field

The utility model relates to an earphone technical field especially relates to an in-ear detection device and in-ear earphone.

Background

With the development of mobile terminal technology, mobile terminals have functions of playing movies, music, and the like, and wireless earphones are available for making mobile terminals more portable.

Wireless headsets, i.e. headsets and mobile terminals, may communicate via wireless technology to transmit voice signals, and in order to make the user experience better, it is common to set the headset to play voice signals automatically when it is in the ear, which requires that the headset be able to obtain an in-ear signal.

On one hand, the light detection of the in-ear is monopolized by some companies for patent application, the earphone cost is increased for obtaining patent permission, and the light detection of the in-ear is determined to be in-ear detection when blockage is detected, so that the false touch probability is high. Another approach to in-ear detection is capacitive in-ear detection, which employs an FPC or LDS capacitive in-ear detection, but is limited by the narrow space inside the earphone, and the FPC or LDS capacitance is too close to the battery or other electronic components, so that the reliability of in-ear detection is low.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: the in-ear detection device and the in-ear earphone are provided to solve the problems of high cost and low reliability in the existing earphone in-ear detection by using light or capacitance.

To achieve the purpose, the embodiment of the present invention adopts the following technical solutions:

in a first aspect, an in-ear detection device is provided for in-ear detection of an in-ear earphone, including a detection metal located on a surface of a housing of the in-ear earphone, the detection metal is electrically connected with a main board located in the housing, the detection metal is electrically insulated from the housing, and the detection metal is in the in-ear earphone contacts with a human body so that the main board generates an in-ear signal when entering the ear.

Optionally, the casing includes an ear entering main body and an extension portion extending from one end of the ear entering main body, and the detection metal is located on an outer surface of the ear entering main body contacting with the human body.

Optionally, the detection metal is a metal ring surrounding the in-ear body.

Optionally, the main board includes a control chip, the detection metal is electrically connected to a play control pin of the control chip, when the in-ear headphone is inserted into an ear, the detection metal contacts with a human body to pull down a level of the play control pin to ground, and the control chip generates a play signal to play multimedia data.

Optionally, the detection metal is made of one of silver, silver alloy, gold alloy, copper alloy, aluminum, and aluminum alloy.

Optionally, the housing is made of plastic or electrically insulating ceramic.

Optionally, the casing is made of metal, and an electrical insulating layer is disposed between the detection metal and the casing.

In a second aspect, an embodiment of the present invention provides an in-ear earphone, the in-ear earphone is provided with the present invention, which is arbitrary in-ear detection device.

Optionally, the in-ear headphone comprises a left headphone unit and a right headphone unit, both of which comprise the in-ear detection device.

Optionally, the in-ear headphone is a wireless headphone.

The utility model discloses in-ear earphone is provided with in-ear detection device, and this in-ear detection device detects the metal and is connected with the mainboard electricity that is located the casing including the detection metal that is located the surface of in-ear earphone's casing, detects electrical insulation between metal and the casing, detects the metal and contacts so that the mainboard generates the in-ear signal with the human body when in-ear earphone goes into the ear. The embodiment of the utility model provides a set up the detection metal of being connected with the mainboard electricity on housing face, should detect the metal and contact with the human body so that the mainboard generates into the ear signal when the ear is gone into to the in-ear earphone, need not to detect into the ear through light and electric capacity, solved light and electric capacity and detected the problem that the in-ear exists with high costs and reliability low, both the cost is reduced and good reliability has again.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural view of an ear entrance detection device according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of an electrical connection structure between the detection metal and the motherboard according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an electrical connection structure between the detection metal and the control chip in the embodiment of the present invention;

in the figure:

10. a housing; 101. an ear insertion main body; 102. an extension portion; 20. a main board; 201. a control chip; 30. detecting the metal; 301. an electrical connection portion.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1, the present invention provides an in-ear detection device, which is used to detect the in-ear of an in-ear earphone, wherein the in-ear of the in-ear earphone means that the in-ear part of the in-ear earphone is placed in the ear when the user uses the in-ear earphone.

As shown in fig. 1, the in-ear detection device of the embodiment of the present invention includes a detection metal 30 located on the surface of the housing 10 of the in-ear earphone, the detection metal 30 is electrically connected to the main board 20 located in the housing 10, the detection metal 30 is electrically insulated from the housing 10, and the detection metal 30 contacts with the human body when the in-ear earphone is in the ear, so that the main board 20 generates an in-ear signal.

Wherein, it can be conductive metal to detect metal 30, and it sets up on the surface that can contact with the human body when casing 10 goes into the ear, and the shape and the position that detect metal 30 can set up according to the concrete shape of casing 10, the embodiment of the utility model provides an it does not restrict to this to can contact the human body when going into the ear can.

The material of detection metal 30 can be one of silver, silver alloy, gold alloy, copper alloy, aluminium, aluminum alloy, certainly also can be other conductive metal, the embodiment of the utility model provides a do not do the restriction to the material of detection metal 30.

The material of the casing 10 may be plastic or electrically insulating ceramic, but of course, the material of the casing 10 may also be metal, and when the material of the casing 10 is metal, an electrically insulating layer is disposed between the detection metal 30 and the casing 10.

The utility model discloses go into ear detection principle as follows:

when the in-ear earphone is inserted into the ear, the contact between the detection metal 30 and the human body is equivalent to the connection between the detection metal 30 and the ground, the level of the control component electrically connected with the detection metal 30 on the main board 20 is lowered to the ground, and the low level signal is used as an in-ear detection signal for detecting the insertion of the in-ear earphone, so that the other components of the main board 20 realize the control of automatically playing music and the like when receiving the in-ear detection signal. When the in-ear earphone is away from the ear, the detection metal 30 is not in contact with the human body, which means that the detection metal 30 is suspended, the level of the control component electrically connected with the detection metal 30 on the main board 20 is pulled high, and the high level signal is used as a signal for detecting that the in-ear earphone is away from the ear, so that the other components of the main board 20 realize the control of suspending playing music, turning off and the like when receiving the signal that the in-ear earphone is away from the ear.

As shown in fig. 1, the housing 10 of the in-ear earphone includes an in-ear main body 101 and an extension portion 102 extending from one end of the in-ear main body 101, and the detection metal 30 is located on an outer surface of the in-ear main body 101 contacting with a human body.

Optionally, the in-ear body 101 may be shaped like a cone, a cylinder, etc. according to human ear engineering, and the detection metal 30 may be a metal ring surrounding the outer surface of the in-ear body 101, so that the detection metal 30 passing through the metal ring can increase the probability of the detection metal 30 contacting with the human body when the in-ear body 101 is in the ear, and improve the reliability of the in-ear detection.

Fig. 2 is a schematic diagram illustrating an electrical connection between the detection metal 30 and the motherboard 20 according to an embodiment of the present invention, and as shown in fig. 2, the detection metal 30 is located on the surface of the housing 10, and the detection metal 30 may be connected to the motherboard 20 through the conductive electrical connection portion 301, for example, the electrical connection portion 301 may be electrically connected to a pad on the motherboard 20. Of course, fig. 2 is only an example of the electrical connection between the detection metal 30 and the motherboard 20, and in practical applications, a person skilled in the art may also implement the electrical connection between the detection metal 30 and the motherboard 20 by other electrical connection methods, which is not limited to this embodiment of the present invention.

As shown in fig. 3, in the optional embodiment of the present invention, the main board 20 includes a control chip 201, the control chip 201 can be a processor for implementing functions such as music playing, pause playing, volume adjustment, etc. in the in-ear earphone, the control chip 201 can be provided with a play control pin, the control chip 201 outputs a play signal to play audio when the play control pin is at a low level, and the control chip 201 outputs a pause play signal to pause playing audio when the play control pin is at a high level. After the detection metal 30 is electrically connected with the playing control pin of the control chip 201, when the in-ear earphone is in-ear, the detection metal 30 is in contact with a human body to pull down the level of the playing control pin to the ground, and the level of the playing control pin of the control chip 201 is pulled down to the ground to generate a playing signal to play multimedia data, so that the automatic playing of the in-ear earphone is detected, the in-ear detection is not required to be carried out through light and capacitance, the problems of high cost and low reliability of the in-ear detection of light and capacitance are solved, only the detection metal electrically connected with a main board needs to be arranged on the surface of a shell, the cost is low, and the detection result is reliable.

The embodiment of the utility model provides a still provide an in-ear earphone, this in-ear earphone can be wireless earphone, for example can be bluetooth in-ear earphone. The Bluetooth in-ear earphone is provided with the in-ear detection device provided by the utility model, optionally, the Bluetooth in-ear earphone can comprise a left earphone unit and a right earphone unit, wherein, the left earphone unit and the right earphone unit both comprise the in-ear detection device,

the utility model discloses in-ear earphone is provided with in-ear detection device, and this in-ear detection device detects the metal including the surface that is located in-ear earphone's casing, detects the metal and is connected with the mainboard electricity that is located the casing, detects electrical insulation between metal and the casing, detects the metal and contacts so that the mainboard generates the in-ear signal with the human body when in-ear earphone goes into the ear. The embodiment of the utility model provides a set up the detection metal of being connected with the mainboard electricity on housing face, should detect the metal and contact with the human body so that the mainboard generates into the ear signal when the ear is gone into to the in-ear earphone, need not to detect into the ear through light and electric capacity, solved light and electric capacity and detected the problem that the in-ear exists with high costs and reliability low, both the cost is reduced and good reliability has again.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that may be understood by those skilled in the art.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides an in-ear detection device which characterized in that is applied to in-ear detection of in-ear earphone, including being located the detection metal on the surface of the casing of in-ear earphone, detect the metal with be located mainboard electricity in the casing is connected, detect the metal with electrical insulation between the casing, it is in to detect the metal in-ear earphone goes into the ear with human contact so that the mainboard generates the in-ear signal.

2. An in-ear detection device as claimed in claim 1, wherein the housing comprises an in-ear body and an extension extending from one end of the in-ear body, and the detection metal is located on an outer surface of the in-ear body contacting the human body.

3. An in-ear detection device according to claim 2, wherein the detection metal is a metal ring surrounding the in-ear body.

4. The in-ear detection device according to claim 1, wherein the main board comprises a control chip, the detection metal is electrically connected to a play control pin of the control chip, when the in-ear earphone is in an ear, the detection metal contacts a human body to pull down a level of the play control pin to ground, and the control chip generates a play signal to play multimedia data.

5. An in-ear detection device according to any one of claims 1 to 4, wherein the detection metal is made of one of silver, silver alloy, gold alloy, copper alloy, aluminum, and aluminum alloy.

6. An in-ear detection device according to any of claims 1-4, wherein the housing is made of plastic or electrically insulating ceramic.

7. An in-ear detection device according to any of claims 1-4, wherein the casing is made of metal, and an electrically insulating layer is provided between the detection metal and the casing.

8. An in-ear headphone, characterized in that the in-ear headphone is provided with an in-ear detection device as claimed in any one of claims 1-7.

9. An in-ear headphone according to claim 8, characterized in that the in-ear headphone comprises a left headphone unit and a right headphone unit, which each comprise the in-ear detection means.

10. An in-ear headphone according to claim 8 or 9, characterized in that the in-ear headphone is a wireless headphone.