CN109348333A - A kind of novel line control earphone - Google Patents

A kind of novel line control earphone Download PDF

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Publication number
CN109348333A
CN109348333A CN201811253260.4A CN201811253260A CN109348333A CN 109348333 A CN109348333 A CN 109348333A CN 201811253260 A CN201811253260 A CN 201811253260A CN 109348333 A CN109348333 A CN 109348333A
Authority
CN
China
Prior art keywords
earphone
headset
line control
triode
mic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811253260.4A
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Chinese (zh)
Inventor
叶菁华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yutaixin Microelectronics Technology Shanghai Co Ltd
Zilltek Technology Corp
Original Assignee
Yutaixin Microelectronics Technology Shanghai Co Ltd
Zilltek Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yutaixin Microelectronics Technology Shanghai Co Ltd, Zilltek Technology Corp filed Critical Yutaixin Microelectronics Technology Shanghai Co Ltd
Priority to CN201811253260.4A priority Critical patent/CN109348333A/en
Publication of CN109348333A publication Critical patent/CN109348333A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041Mechanical or electronic switches, or control elements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/10Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)

Abstract

The present invention discloses a kind of novel line control earphone, and including a headset main body, headset main body includes headset plug, and headset plug includes the end MIC, ground terminal, headset left channel end, earphone right channel end, headset plug one host equipment of insertion;Microphone is connected between the end MIC and ground terminal, is worked under the current signal that host equipment provides;Earphone charging circuit is parallel to the end MIC, and electric current is extracted from host equipment and is transferred to an energy storage device.Technical solution of the present invention beneficial effect is: disclosing a kind of novel line control earphone, configured with earphone charging circuit, portion of electrical current is provided for microphone, other parts electric current is extracted from host equipment and is transferred to energy storage device, charging current is made full use of, it is further user-friendly.

Description

A kind of novel line control earphone
Technical field
The present invention relates to line control earphone technical field more particularly to a kind of novel line control earphones.
Background technique
Line control earphone (Wire headset) refers to the earphone that access device can be controlled on earphone cable, such as control distal end The power on/off function of MP3 equipment, broadcasting and stop function, volume regulatory function etc., possesses and control distal end on earphone cable These functions of equipment belong to line control earphone.
The power supply that traditional line control earphone is not fixed can not provide sufficient electric current to earphone, the energy so that earphone is continued a journey Power is deteriorated.And in the prior art, when many noise cancelling headphones need to charge, the battery system with oneself is very inconvenient, and passes The standard requirements of the host equipment of system are the electric current of 200uA-360uA, and wherein microphone only needs the electric current of 70uA, other parts All it is idle current, in turn results in the waste of electricity.
Summary of the invention
For the above-mentioned problems in the prior art, a kind of novel line control earphone is now provided.
Specific technical solution is as follows:
A kind of novel line control earphone, which is characterized in that in include a headset main body, the headset main body includes:
One headset plug, the headset plug include the end MIC, ground terminal, headset left channel end, earphone right channel end, institute It states headset plug and is inserted into a host equipment;
One microphone is connected between the end MIC and the ground terminal, in the current signal that the host equipment provides Lower work;
One earphone charging circuit is parallel to the end MIC, and extraction electric current is transferred to an energy storage and sets from the host equipment It is standby.
Preferably, the earphone charging circuit includes:
One triode, the base stage of the triode is connected to the end MIC, between the base stage and emitter of the triode A first resistor is connected, the collector of the triode is connected to ground terminal by a second resistance;
One 3rd resistor is connected between the emitter of the triode and the energy storage device.
Preferably, the triode is PNP type triode.
Preferably, the host equipment includes mobile phone or notebook electricity.
Preferably, the energy storage device includes lithium battery or super capacitor.
Preferably, the headset plug is followed successively by the headset left channel end, earphone right channel end, institute from left to right State the end MIC, ground terminal.
Preferably, the headset plug is followed successively by the headset left channel end from left to right, and earphone right channel end connects Ground terminal, the end MIC.
Technical solution of the present invention beneficial effect is: a kind of novel line control earphone disclosed, earphone charging circuit is configured with, Portion of electrical current is provided for microphone, other parts electric current is extracted from host equipment and is transferred to energy storage device, makes full use of and fills Electric current, it is further user-friendly.
Detailed description of the invention
With reference to appended attached drawing, more fully to describe the embodiment of the present invention.However, appended attached drawing be merely to illustrate and It illustrates, and is not meant to limit the scope of the invention.
Fig. 1 is a kind of overall structure figure of novel line control earphone in the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
The present invention includes a kind of novel line control earphone, and including a headset main body 1, headset main body 1 includes:
One headset plug 10, headset plug 10 include the end MIC MIC, ground terminal GND, headset left channel end HPL, and earphone is right Sound channel end HPR, headset plug 10 are inserted into a host equipment (not shown in FIG.);
One microphone 11, is connected between the end MIC MIC and ground terminal GND, provides in host equipment (not shown in FIG.) Current signal under work;
One earphone charging circuit 12 is parallel to the end MIC MIC, and electric current is extracted from host equipment (not shown in FIG.) and is turned It deposits to an energy storage device 2.
By the technical solution of above-mentioned novel line control earphone, as shown in Figure 1, novel line control earphone mainly includes headset main body 1, headset main body 1 includes headset plug 10 and microphone 11, and headset plug 10 is inserted into host equipment (not shown in FIG.), is used for Connect host equipment (not shown in FIG.), the work under the current signal that host equipment (not shown in FIG.) provides of microphone 11 Make;
Further, in traditional host equipment (not shown in FIG.), current standard requires to be 200uA-360uA, And actual microphone 11 only needs the electric current of 70uA, and causing other parts is idle current, the waste of electricity is in turn resulted in, Therefore, the utility model line control earphone is configured with earphone charging circuit 12, the end MIC MIC is parallel to, for providing 70uA for microphone 11 Portion of electrical current, the electric current of other parts is extracted from host equipment (not shown in FIG.) then and is transferred to energy storage device 2, Further, charging current is made full use of, the cruising ability of earphone is enhanced, it is user-friendly.
In a kind of preferably embodiment, earphone charging circuit 12 includes:
One triode Q1, the base stage of triode Q1 are connected to the end MIC MIC, connect between the base stage and emitter of triode Q1 A first resistor R1 is met, the collector of triode Q1 is connected to ground terminal GND by a second resistance R2;
One 3rd resistor R3, is connected between the emitter of triode Q1 and energy storage device 2.
In a kind of preferably embodiment, triode Q1 is PNP type triode.
Specifically, triode selects PNP type triode, conducting voltage 0.7V, wherein the base stage connection of triode Q1 To the end MIC MIC, as the input terminal of earphone charging circuit 12, first resistor R1 is used for the base stage and emitter of triode Q1 Bias voltage, energy storage device 2 and 3rd resistor R3 are provided and provide charging and discharging circuit to earphone charging circuit 12;
Further, when headset plug 10 is inserted into host equipment (not shown in FIG.), the end MIC MIC receives electric current Signal, a part are that microphone 11 provides the electric current of needs, and other parts pass sequentially through first resistor R1,3rd resistor R3 from master It is extracted in machine equipment (not shown in FIG.) and is transferred to energy storage device 2;
Meanwhile when the pressure drop on first resistor R1 is greater than the conducting voltage of triode Q1, at this point, triode Q1 is connected, Then energy storage device 2 starts to discharge by 3rd resistor R3, further makes full use of charging current, effectively enhances the continuation of the journey of earphone Ability, so it is user-friendly.
It should be noted that earphone charging circuit 12 can also be using the constant current sink electricity of other forms in the prior art Road, details are not described herein.
In a kind of preferably embodiment, host equipment (not shown in FIG.) includes mobile phone or laptop.This Invention is suitable for mobile phone or laptop, and use scope is extensive.
In a kind of preferably embodiment, energy storage device 2 includes lithium battery or super capacitor.Lithium battery, which has, uses the longevity Order it is long, environmentally protective, suitable for carrying, the advantage that self-discharge rate is very low and high/low temperature is adaptable, super capacitor is with charge and discharge The advantage that electric energy power is strong, charging capacity is big, service life cycle is long, lithium battery or super capacitor are used as energy storage device 2, can To make full use of charging current, the cruising ability of earphone is further enhanced, it is user-friendly.
In a kind of preferably embodiment, headset plug 10 is followed successively by headset left channel end HPL, the right sound of earphone from left to right Road end HPR, MIC end MIC, ground terminal GND.This setup of headset plug 10 is suitable for Android mobile phone system.
In a kind of preferably embodiment, headset plug 10 is followed successively by headset left channel end HPL, the right sound of earphone from left to right Road end HPR, ground terminal GND, MIC end MIC.This setup of headset plug 10 is suitable for iPhone system.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.

Claims (7)

1. a kind of novel line control earphone, which is characterized in that including a headset main body, the headset main body includes:
One headset plug, the headset plug include the end MIC, ground terminal, headset left channel end, earphone right channel end, the ear Machine transplanting of rice head is inserted into a host equipment;
One microphone is connected between the end MIC and the ground terminal, the work under the current signal that the host equipment provides Make;
One earphone charging circuit is parallel to the end MIC, and electric current is extracted from the host equipment and is transferred to an energy storage device.
2. novel line control earphone according to claim 1, which is characterized in that the earphone charging circuit includes:
One triode, the base stage of the triode are connected to the end MIC, connect between the base stage and emitter of the triode The collector of one first resistor, the triode is connected to ground terminal by a second resistance;
One 3rd resistor is connected between the emitter of the triode and the energy storage device.
3. novel line control earphone according to claim 2, which is characterized in that the triode is PNP type triode.
4. novel line control earphone according to claim 1, which is characterized in that the host equipment includes mobile phone or notes This computer.
5. novel line control earphone according to claim 1, which is characterized in that the energy storage device includes lithium battery or surpasses Grade capacitor.
6. novel line control earphone according to claim 1, which is characterized in that the headset plug is followed successively by institute from left to right State headset left channel end, earphone right channel end, the end MIC, ground terminal.
7. novel line control earphone according to claim 1, which is characterized in that the headset plug is followed successively by institute from left to right State headset left channel end, earphone right channel end, ground terminal, the end MIC.
CN201811253260.4A 2018-10-25 2018-10-25 A kind of novel line control earphone Pending CN109348333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811253260.4A CN109348333A (en) 2018-10-25 2018-10-25 A kind of novel line control earphone

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Application Number Priority Date Filing Date Title
CN201811253260.4A CN109348333A (en) 2018-10-25 2018-10-25 A kind of novel line control earphone

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CN109348333A true CN109348333A (en) 2019-02-15

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2812420Y (en) * 2005-08-09 2006-08-30 朱天社 A wireless earphone capable of automatic switching-on/off and ringing upon signals forwarded by handset
US20080165982A1 (en) * 2007-01-05 2008-07-10 Apple Inc. Headset connector
US20120328116A1 (en) * 2011-06-21 2012-12-27 Apple Inc. Microphone Headset Failure Detecting and Reporting
CN104363547A (en) * 2014-12-04 2015-02-18 青岛歌尔声学科技有限公司 Audio processing circuit for eliminating plug-in noise of earphone and line control earphone
CN105792069A (en) * 2014-12-26 2016-07-20 联芯科技有限公司 Headset base interface circuit
US20160365082A1 (en) * 2015-06-15 2016-12-15 Blackberry Limited Headphones using multiplexed microphone signals to enable active noise cancellation
CN206117963U (en) * 2016-10-17 2017-04-19 广州斐诺电子科技有限公司 Earphone with wireless function of charging
CN108235173A (en) * 2018-02-11 2018-06-29 钰太芯微电子科技(上海)有限公司 A kind of microphone circuit and the earphone with decrease of noise functions
CN108521873A (en) * 2018-04-12 2018-09-11 深圳市汇顶科技股份有限公司 The control device and wired earphone of earphone
CN209002167U (en) * 2018-10-25 2019-06-18 钰太芯微电子科技(上海)有限公司 A kind of novel line control earphone

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2812420Y (en) * 2005-08-09 2006-08-30 朱天社 A wireless earphone capable of automatic switching-on/off and ringing upon signals forwarded by handset
US20080165982A1 (en) * 2007-01-05 2008-07-10 Apple Inc. Headset connector
US20120328116A1 (en) * 2011-06-21 2012-12-27 Apple Inc. Microphone Headset Failure Detecting and Reporting
CN104363547A (en) * 2014-12-04 2015-02-18 青岛歌尔声学科技有限公司 Audio processing circuit for eliminating plug-in noise of earphone and line control earphone
CN105792069A (en) * 2014-12-26 2016-07-20 联芯科技有限公司 Headset base interface circuit
US20160365082A1 (en) * 2015-06-15 2016-12-15 Blackberry Limited Headphones using multiplexed microphone signals to enable active noise cancellation
CN206117963U (en) * 2016-10-17 2017-04-19 广州斐诺电子科技有限公司 Earphone with wireless function of charging
CN108235173A (en) * 2018-02-11 2018-06-29 钰太芯微电子科技(上海)有限公司 A kind of microphone circuit and the earphone with decrease of noise functions
CN108521873A (en) * 2018-04-12 2018-09-11 深圳市汇顶科技股份有限公司 The control device and wired earphone of earphone
CN209002167U (en) * 2018-10-25 2019-06-18 钰太芯微电子科技(上海)有限公司 A kind of novel line control earphone

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