CN204578726U - A kind of earphone line control circuit and earphone - Google Patents
A kind of earphone line control circuit and earphone Download PDFInfo
- Publication number
- CN204578726U CN204578726U CN201520122044.1U CN201520122044U CN204578726U CN 204578726 U CN204578726 U CN 204578726U CN 201520122044 U CN201520122044 U CN 201520122044U CN 204578726 U CN204578726 U CN 204578726U
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- Prior art keywords
- switch
- earphone
- double
- line control
- control circuit
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Abstract
The utility model relates to earphone system technical field, the utility model provides a kind of earphone line control circuit and earphone, and earphone line control circuit comprises microphone, switch key group, diverter switch, the first head circuit corresponding to IOS and the second head circuit corresponding to Android operation system; Microphone is connected the fixed contact of diverter switch with switch key group, and the first head circuit is connected the double-throw contact of diverter switch with the second head circuit; Diverter switch is used for microphone to be communicated with the first head circuit or the second head circuit with switch key group, solve and to need when user has a mobile phone of the mobile phone of apple system and Android system to be equipped with the problem that two are applied to the earphone of different system specially, earphone convenient for users, has saved the cost of user.
Description
Technical field
The utility model relates to earphone system technical field, particularly relates to a kind of earphone line control circuit and earphone.
Background technology
Operation system of smart phone is the cell phone system that a kind of operational capability and function ratio traditional function cell phone system are stronger.Maximum operation system of smart phone is used to have: iOS operating system and Android operation system etc.Application software between two systems is incompatible.Existing smart mobile phone generally has the supporting earphone with distant control function, has volume and adds (Vol+), volume down (Vol-), receiving/hang-up (Send/End) distant control function.But existing have the earphone of distant control function to be all coordinate separately certain operation system of smart phone.Such as supporting with the iOS operating system mobile phone earphone with distant control function can only be used for the mobile phone installing iOS operating system, and can not be used for other operating system mobile phones.Same and that Android operation system mobile phone the is supporting earphone with distant control function can only be used for the mobile phone installing Android operation system, and can not be used for other operating system mobile phones.In sum, exist in prior art and need special outfit two to be applied to the problem of the earphone of different system when user has the mobile phone of the mobile phone of apple system and Android system.
Utility model content
The purpose of this utility model is to provide a kind of earphone line control circuit and earphone, and being intended to solve needs special outfit two to be applied to the problem of the earphone of different system for existing in prior art when user has the mobile phone of the mobile phone of apple system and Android system.
The utility model realizes like this, first aspect provides a kind of earphone line control circuit, and described earphone line control circuit comprises microphone, switch key group, diverter switch, the first head circuit corresponding to IOS and the second head circuit corresponding to Android operation system;
Described microphone is connected the fixed contact of described diverter switch with described switch key group, and described first head circuit is connected the double-throw contact of described diverter switch with described second head circuit;
Described diverter switch is used for described microphone to be communicated with described first head circuit or the second head circuit with described switch key group.
In conjunction with first aspect, in the first possible implementation of first aspect, described switch key group comprises volume and adds button and volume down button, the first end that described volume adds button is connected to ground, the second end that described volume adds button connects the first fixed contact of described diverter switch, the first end of described volume down button is connected to ground, and the second end of described volume down button connects the second fixed contact of described diverter switch.
In conjunction with the first possible implementation of first aspect, in the implementation that the second of first aspect is possible, described first head circuit is i Pod control chip, and the first button control end of described i Pod control chip, the second button control end and microphone control end connect the first double-throw contact of described diverter switch, the second double-throw contact and the 3rd double-throw contact respectively.
In conjunction with the implementation that the second of first aspect is possible, in the third possible implementation of first aspect, the model of described i Pod control chip is SLH667.
In conjunction with the implementation that the second of first aspect is possible, in the 4th kind of possible implementation of first aspect, described second head circuit comprises the first resistance and the second resistance, the first end of described first resistance and the first end of described second resistance and supply voltage connect altogether, second end of described first resistance connects the 4th double-throw contact of described diverter switch, and the second end of described second resistance connects the 5th double-throw contact of described diverter switch.
In conjunction with the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation of first aspect, described diverter switch comprises the first toggle switch and the second toggle switch, described first toggle switch and described second toggle switch are linked switch, the first end of described first toggle switch is the 3rd double-throw contact, second end of described first toggle switch is the 3rd fixed contact connecting described microphone, the first end of described second toggle switch is the first double-throw contact, second end of described second toggle switch is the first fixed contact, 3rd end of described second toggle switch is the 4th double-throw contact, 4th end of described second toggle switch is the 5th double-throw contact, the five terminal of described second toggle switch is the second fixed contact, 6th end of described second toggle switch is the first double-throw contact.
In conjunction with first aspect, in the 6th kind of possible implementation of first aspect, described earphone line control circuit also comprises plug standards modular converter, for user voice information being changed into the signal of telecommunication for OMTP standard or CTIA standard.
In conjunction with the 6th kind of possible implementation of first aspect, in the 7th kind of possible implementation of first aspect, described plug standards modular converter is chip SLH669.
The utility model second aspect provides a kind of earphone, comprises the earphone line control circuit that above-mentioned first aspect provides.
The earphone line control circuit that the utility model provides and earphone, by arranging diverter switch, the first head circuit corresponding to IOS and the second head circuit corresponding to Android operation system, when user uses i Phone, controlling diverter switch makes microphone be communicated with the first head circuit with switch key group, when user uses Android mobile phone, controlling diverter switch makes microphone be communicated with the second head circuit with switch key group, solve and to need when user has a mobile phone of the mobile phone of apple system and Android system to be equipped with the problem that two are applied to the earphone of different system specially, earphone convenient for users, save the cost of user.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of earphone line control circuit that a kind of embodiment of the utility model provides;
Fig. 2 is the structural front view of a kind of earphone line control circuit that a kind of embodiment of the utility model provides;
Fig. 3 is the structure rearview of a kind of earphone line control circuit that a kind of embodiment of the utility model provides;
Fig. 4 is the circuit diagram of a kind of earphone line control circuit that a kind of embodiment of the utility model provides;
Fig. 5 is the circuit diagram of the plug standards modular converter in a kind of earphone line control circuit of providing of a kind of embodiment of the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
In order to the technical solution of the utility model is described, be described below by specific embodiment.
A kind of embodiment of the utility model provides a kind of earphone line control circuit 20, as shown in Figure 1, earphone line control circuit 20 comprises microphone 101, switch key group 102, diverter switch 103, the first head circuit 104 corresponding to IOS and the second head circuit 105 corresponding to Android operation system.
Microphone 101 is connected the fixed contact of diverter switch 103 with switch key group 102, and the first head circuit 104 is connected the double-throw contact of diverter switch 103 with the second head circuit 105.
Diverter switch 103 is for being communicated with microphone 101 with the first head circuit 104 or the second head circuit 105 with switch key group 102.
Concrete, as shown in Figures 2 and 3, switch key group 102 in earphone line control circuit 20 comprises volume and adds button 23, button 22 is play in volume down button 24 and control, diverter switch 103 is toggle switch, wherein, volume adds button 23, the front that button is distributed in Radiationproof screening apparatus for back-located antenna mobile telephone is play in volume down button 24 and control, diverter switch 103 is arranged on the back side of Radiationproof screening apparatus for back-located antenna mobile telephone, diverter switch 103 is provided with button 1031 such as when user uses i Phone, the button 1031 of diverter switch 103 is toggled it to microphone 101 is communicated with the first head circuit 104 corresponding to IOS with switch key group 102, when user's use is provided with the earphone of Android system, the button 1031 of diverter switch 103 is toggled it to microphone 101 is communicated with the second head circuit 105 corresponding to Android operation system with switch key group 102.
Concrete, as shown in Figure 4, the first end that volume adds button 23 is connected with ground VSS, volume adds the first fixed contact of the second end connection diverter switch 103 of button 23, the first end of volume down button 24 is connected with ground VSS, and the second end of volume down button 24 connects the second fixed contact of diverter switch 103.
Concrete, first head circuit 104 is i Pod control chip, and the first button control end KEY1 of i Pod control chip U1, the second button control end connect the first double-throw contact of diverter switch 103, the second double-throw contact and the 3rd double-throw contact respectively with KEY2 and microphone control end MIC.
Preferably, the model of i Pod control chip is SLH667.
Concrete, second head circuit 105 comprises the first resistance R1 and the second resistance R2, the first end of the first resistance R1 and the first end of the second resistance R2 and supply voltage connect altogether, second end of the first resistance R1 connects the 4th double-throw contact of diverter switch 103, and second end of the second resistance R2 connects the 5th double-throw contact of diverter switch 103.
Concrete, diverter switch 103 comprises the first toggle switch KB1 and the second toggle switch KB2, first toggle switch KB1 and the second toggle switch KB2 is linked switch, the first end of the first toggle switch KB1 is the 3rd double-throw contact, second end of the first toggle switch KB1 is the 3rd fixed contact connecting microphone 101, the first end of the second toggle switch KB2 is the first double-throw contact, second end of the second toggle switch KB2 is the first fixed contact, 3rd end of the second toggle switch KB2 is the 4th double-throw contact, 4th end of the second toggle switch KB2 is the 5th double-throw contact, the five terminal of the second toggle switch KB2 is the second fixed contact, 6th end of the second toggle switch KB2 is the first double-throw contact.
Specific works process of the present utility model is:
When earphone is accessed i Phone by user, stir the first head circuit 104 of diverter switch 103 to apple system, now, first toggle switch and the second toggle switch are struck simultaneously, the first pin in first toggle switch KB1 is communicated with the second pin, 5th pin is communicated with the 6th pin, the first pin in second toggle switch KB2 is communicated with the second pin, 5th pin is communicated with the 6th pin, now, Mike divides wind to be communicated with microphone 101 control end of i Pod control chip by second pin of the first toggle switch KB1, simultaneously, the first button control end of one end and i Pod control chip that volume is added button 23 by the second toggle switch KB2 is communicated with, one end of volume down button 24 is communicated with the second button control end of i Pod control chip, now, user adds by volume the volume that button 23 and volume down button 24 control earphone, here the i Pod control chip corresponding to IOS is identical with the i Pod control chip in the remote head phone of i Phone of the prior art, therefore no longer the operation principle of this earphone control chip is described.
When earphone is accessed Android mobile phone by user, stir the second head circuit 105 of diverter switch 103 to Android system, now, first toggle switch KB1 and the second toggle switch KB2 is struck simultaneously, the second pin in first toggle switch KB1 is communicated with the 3rd pin, 4th pin is communicated with the 5th pin, the second pin in second toggle switch KB2 is communicated with the 3rd pin, 4th pin is communicated with the 5th pin, now, Mike divides wind to be communicated with ground by second pin of the first toggle switch KB1, simultaneously, one end that volume is added button 23 by the second toggle switch KB2 is communicated with the first resistance in the second head circuit 105, one end of volume down button 24 is communicated with the second resistance in the second head circuit 105, now, user adds by volume the volume that button 23 and volume down button 24 control earphone.
Earphone line control circuit 20 also comprises plug standards modular converter U2, as shown in Figure 5, for user voice information being changed into the signal of telecommunication for OMTP standard or CTIA standard.
Preferably, plug standards modular converter is chip SLH669.
By arranging plug standards modular converter, solving the problem of cellphone subscriber across a cell phone system supporting line control earphone, realizing the mobile phone that a line control earphone uses the different plug standards (OMTP standard and CTIA standard) of different system.
The another kind of embodiment of the utility model also provides a kind of earphone, comprises above-mentioned earphone line control circuit.
The earphone line control circuit that the utility model provides and earphone, by arranging diverter switch, the first head circuit corresponding to IOS and the second head circuit corresponding to Android operation system, when user uses i Phone, controlling diverter switch makes microphone be communicated with the first head circuit with switch key group, when user uses Android mobile phone, controlling diverter switch makes microphone be communicated with the second head circuit with switch key group, solve and to need when user has a mobile phone of the mobile phone of apple system and Android system to be equipped with the problem that two are applied to the earphone of different system specially, earphone convenient for users, save the cost of user.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; make some equivalent alternative or obvious modification without departing from the concept of the premise utility; and performance or purposes identical, all should be considered as belonging to the scope of patent protection that the utility model is determined by submitted to claims.
Claims (9)
1. an earphone line control circuit, is characterized in that, described earphone line control circuit comprises microphone, switch key group, diverter switch, the first head circuit corresponding to IOS and the second head circuit corresponding to Android operation system;
Described microphone is connected the fixed contact of described diverter switch with described switch key group, and described first head circuit is connected the double-throw contact of described diverter switch with described second head circuit;
Described diverter switch is used for described microphone to be communicated with described first head circuit or the second head circuit with described switch key group.
2. earphone line control circuit as claimed in claim 1, it is characterized in that, described switch key group comprises volume and adds button and volume down button, the first end that described volume adds button is connected to ground, the second end that described volume adds button connects the first fixed contact of described diverter switch, the first end of described volume down button is connected to ground, and the second end of described volume down button connects the second fixed contact of described diverter switch.
3. earphone line control circuit as claimed in claim 2, it is characterized in that, described first head circuit is i Pod control chip, and the first button control end of described i Pod control chip, the second button control end and microphone control end connect the first double-throw contact of described diverter switch, the second double-throw contact and the 3rd double-throw contact respectively.
4. earphone line control circuit as claimed in claim 3, it is characterized in that, the model of described i Pod control chip is SLH667.
5. earphone line control circuit as claimed in claim 3, it is characterized in that, described second head circuit comprises the first resistance and the second resistance, the first end of described first resistance and the first end of described second resistance and supply voltage connect altogether, second end of described first resistance connects the 4th double-throw contact of described diverter switch, and the second end of described second resistance connects the 5th double-throw contact of described diverter switch.
6. earphone line control circuit as claimed in claim 5, it is characterized in that, described diverter switch comprises the first toggle switch and the second toggle switch, described first toggle switch and described second toggle switch are linked switch, the first end of described first toggle switch is the 3rd double-throw contact, second end of described first toggle switch is the 3rd fixed contact connecting described microphone, the first end of described second toggle switch is the first double-throw contact, second end of described second toggle switch is the first fixed contact, 3rd end of described second toggle switch is the 4th double-throw contact, 4th end of described second toggle switch is the 5th double-throw contact, the five terminal of described second toggle switch is the second fixed contact, 6th end of described second toggle switch is the first double-throw contact.
7. earphone line control circuit as claimed in claim 1, it is characterized in that, described earphone line control circuit also comprises plug standards modular converter, for user voice information being changed into the signal of telecommunication for OMTP standard or CTIA standard.
8. earphone line control circuit as claimed in claim 7, it is characterized in that, described plug standards modular converter is chip SLH669.
9. an earphone, is characterized in that, comprises the earphone line control circuit described in any one of the claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122044.1U CN204578726U (en) | 2015-03-02 | 2015-03-02 | A kind of earphone line control circuit and earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122044.1U CN204578726U (en) | 2015-03-02 | 2015-03-02 | A kind of earphone line control circuit and earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204578726U true CN204578726U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520122044.1U Expired - Fee Related CN204578726U (en) | 2015-03-02 | 2015-03-02 | A kind of earphone line control circuit and earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204578726U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017197605A1 (en) * | 2016-05-18 | 2017-11-23 | 万魔声学科技有限公司 | Line control device for earphone, and earphone |
| CN107635171A (en) * | 2017-10-30 | 2018-01-26 | 惠州市德赛西威汽车电子股份有限公司 | A kind of circuit for improving earphone compatible |
| CN108495222A (en) * | 2018-03-14 | 2018-09-04 | 佳禾智能科技股份有限公司 | Double compatible line control earphone control circuits and the control method realized based on the circuit |
-
2015
- 2015-03-02 CN CN201520122044.1U patent/CN204578726U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017197605A1 (en) * | 2016-05-18 | 2017-11-23 | 万魔声学科技有限公司 | Line control device for earphone, and earphone |
| CN107635171A (en) * | 2017-10-30 | 2018-01-26 | 惠州市德赛西威汽车电子股份有限公司 | A kind of circuit for improving earphone compatible |
| CN108495222A (en) * | 2018-03-14 | 2018-09-04 | 佳禾智能科技股份有限公司 | Double compatible line control earphone control circuits and the control method realized based on the circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20200302 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |