CN205726260U - Earphone - Google Patents
Earphone Download PDFInfo
- Publication number
- CN205726260U CN205726260U CN201620348207.2U CN201620348207U CN205726260U CN 205726260 U CN205726260 U CN 205726260U CN 201620348207 U CN201620348207 U CN 201620348207U CN 205726260 U CN205726260 U CN 205726260U
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- China
- Prior art keywords
- auris dextra
- volume
- control circuit
- earphone
- control unit
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Abstract
The utility model discloses a kind of earphone.This earphone includes plug, two receivers and control unit, wherein, described plug is connected with described control unit by the first connecting line, described control unit is connected with two receivers respectively by the second connecting line, wherein, described control unit includes the left ear volume control section part that is connected with left power of hearing amount control circuit and the auris dextra volume control section part being connected with auris dextra volume control circuit, and described left ear volume control section part and described auris dextra volume control section part are respectively used to control the volume output of said two receiver.Earphone provided by the utility model, can be with electronic equipment with the use of the volume being regulated two receivers by volume control section part respectively is exported, it is simple to user regulates volume as required flexibly.
Description
Technical field
The utility model relates to telecommunications field, more particularly, to earphone.
Background technology
With the fast development of electronic technology, the application of electronic equipment is more and more extensive, and for example, mobile phone, computer, audio frequency are broadcast
Put device and video player etc..In many cases, needing when using these electronic equipments to use earphone, earphone has become as
The wearable device that people wear for a long time.
But, in the prior art, earphone only has simple audio frequency input/output function, and the volume adjusting key on earphone
Also can only adjust the volume of left and right ear simultaneously.As the demand of user promotes day by day, in some use occasions, user wishes
The monaural volume of earphone can be controlled.But, also there is no to carry out the earphone of monaural volume adjusting at present on the market, this gives user
Use cause inconvenience.
Accordingly, it would be desirable to prior art is improved, to solve at least one technical problem of the prior art.
Utility model content
A purpose of the present utility model is to provide a kind of new solution regulating earpiece volume.
According to first aspect of the present utility model, a kind of earphone, including plug, two receivers and control unit, wherein, institute
Stating plug to be connected with described control unit by the first connecting line, described control unit passes through left ear connecting line and auris dextra connecting line
It is connected with two receivers respectively, it is characterised in that: described control unit includes left power of hearing amount control circuit, auris dextra volume control electricity
Left ear volume control section part that road is connected with left power of hearing amount control circuit and the auris dextra sound being connected with auris dextra volume control circuit
Amount control parts, described left power of hearing amount control circuit and described auris dextra volume control circuit are respectively used to control said two receiver
Volume output, described left ear volume control section part and described auris dextra volume control section part are respectively used to regulate the described left power of hearing
Amount control circuit and described auris dextra volume control circuit.
Preferably, described left power of hearing amount control circuit or auris dextra volume control circuit include slide-wire rheostat.
Preferably, the resistance value of described slide-wire rheostat is between 100 Ω to 1k.
Preferably, described control unit is additionally provided with audio input means.
Compared with prior art, earphone of the present utility model can realize that the volume output to two receivers is adjusted respectively
Joint, user can regulate the volume of earphone neatly according to different use scenes.
By the detailed description to exemplary embodiment of the present utility model referring to the drawings, of the present utility model other
Feature and advantage thereof will be made apparent from.
Brief description
Combined in the description and constitute a part of accompanying drawing of specification and show embodiment of the present utility model, and
And be used for explaining principle of the present utility model together with its explanation.
Fig. 1 is the structural representation of the control unit of the earphone according to the utility model embodiment.
Fig. 2 is the principle schematic of the volume control circuit according to the utility model embodiment.
Description of reference numerals:
The left otaphone of R-SPEAKER-auris dextra receiver L-SPEAKER-；
GND-ground wire；L-left ear holding wire
R-right ear signals line MIC-MIC holding wire；
Detailed description of the invention
Describe various exemplary embodiment of the present utility model now with reference to accompanying drawing in detail.It should also be noted that it is unless another
Illustrating outward, positioned opposite, numerical expression and the numerical value of the parts otherwise illustrating in these embodiments and step do not limit
Make scope of the present utility model.
Description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
Any restriction that is novel and that apply or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but fit
In the case of when, described technology, method and apparatus should be considered a part for specification.
It is shown here that any occurrence should be construed as merely exemplary with in all examples discussing, and not
It is as restriction.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter represent similar terms, therefore, once a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, does not then need to be further discussed it in accompanying drawing subsequently.
Fig. 1 is the schematic diagram of the control unit of the earphone according to the utility model embodiment.
Generally, earphone includes plug, two headset earpiece and control unit, and described plug passes through the first connecting line and institute
Stating control unit to connect, described control unit passes through left ear connecting line and/or auris dextra connecting line is connected with two receivers respectively.Root
It is the earphone of wired connection, for example, regular headset or headset etc. according to earphone of the present utility model.Described plug can be conventional
Any one of 3.5mm interface, usb type or lighting interface.
According to an embodiment of the present utility model, the control unit of earphone includes for controlling two Headphone volumes respectively
The control parts of output.As it is shown in figure 1, control unit 10 includes left ear volume control section part 13 and auris dextra volume control section part
14, it is respectively used to regulate the volume output of left otaphone and auris dextra receiver.By this setup, user passes through described sound
Amount control parts can regulate the volume output of left and right ear respectively, to adapt to different scenes.
It will be understood to those skilled in the art that described volume control section part can take on any of a number of shapes, for example, circular or
Square button or slide block.User can regulate the volume of corresponding left and right ear by way of sliding button.
Further, the control unit of described earphone also can arrange audio input means, for example, the MIC key shown in Fig. 1
12, it is the switch for controlling earpiece audio input；And MIC hole 11, it is for the call of earphone.
It should be understood by those skilled in the art that above-mentioned control unit may be located between headset plug and headset earpiece
Optional position.For example, it is positioned on left ear earphone cord, on auris dextra earphone cord or be arranged on the earmuff of headset.
Correspondingly, left power of hearing amount control circuit and auris dextra volume control are included according to the control unit of earphone of the present utility model
Circuit processed.Wherein, described left power of hearing amount control circuit and described auris dextra volume control circuit be respectively used to control said two listen
The volume output of cylinder, described left ear volume control section part and described auris dextra volume control section part are respectively used to regulate described left ear
Volume control circuit and described auris dextra volume control circuit, illustrate below in conjunction with Fig. 2.
Fig. 2 shows the principle schematic of the volume control circuit according to one embodiment of the utility model.Wherein, Fig. 2
Shown circuit includes left power of hearing amount control circuit and auris dextra volume control circuit.Also show MIC key in this embodiment
Control circuit.
In the embodiment shown in Figure 2, MIC key control circuit includes switch element SW1, and left power of hearing amount control circuit uses
Slide-wire rheostat R2 and SW2 realizes, auris dextra volume control circuit uses slide-wire rheostat R3 and SW3 to realize.In fig. 2, L
Representing left ear holding wire, its one end connects left otaphone L-SPEAKER, and the other end connects the first connecting portion of headset plug.R table
Showing right ear signals line, its one end connects auris dextra receiver R-SPEAKER, and the other end connects the second connecting portion of headset plug.MIC believes
One end of number line connects the circuit shown in Fig. 1, and the other end connects the 3rd connecting portion of headset plug.Wherein, this circuit and left ear
Receiver and auris dextra receiver share earth connection GND.
It should be understood by those skilled in the art that above-mentioned the first connecting portion, the second connecting portion and the 3rd connecting portion in ear
The plug position of machine, mutually insulated between three, and described connecting portion are provided with conductive part.The connecting portion structure of described plug
Position relationship with holding wire is the conventional design of this area, does not repeats them here.
Described headset plug is inserted in the earphone socket of described electronic equipment, each connecting portion on described headset plug
It is connected with the audio input/output circuit of electronic equipment.For example, the left and right otaphone of earphone and the audio frequency of electronic equipment export
Port electrically connects, the audio input means on earphone, for example, MIC, electrically connect with the audio input port of electronic equipment.With this
The earphone of utility model with the use of electronic equipment include but is not limited to mobile phone, panel computer, notebook computer, MP3, MP4
Deng.
Generally, electronic equipment includes earphone socket, microprocessor and testing circuit.Testing circuit is connected with microprocessor,
When inserting an earphone into described electronic equipment, testing circuit is connected with the circuit in earphone control unit, can be with test earphone
The voltage of circuit or curent change in control unit, for example, output voltage on MIC line shown in Fig. 1 for the detection.Described micro-process
Voltage according to detected by testing circuit for the device or curent change control audio frequency input and the output of electronic equipment, such that it is able to
The volume output of control headset earpiece.
Introduce the operation principle of testing circuit below in conjunction with Fig. 1 and Fig. 2.
With reference to Fig. 1 and Fig. 2, for example, in the case that the voltage of MIC holding wire is 5V, when user presses the left side shown in Fig. 1
During ear volume control section part 13, switch SW2 Guan Bi, now, and the left ear volume control section part 13 if user slides, slide-wire rheostat
There is corresponding change in the resistance value of R2, the resistance value according to Fig. 2, the voltage of MIC holding wire is at 2.5V to 3.3V
Between change, testing circuit correspondingly regulate according to detected voltage change connects left ear holding wire L channel export
Volume.Similarly, for auris dextra volume control circuit, when the line voltage of MIC signal changes between 3.3V to 3.75V, detection
Circuit correspondingly adjusts the volume of R channel output.When user presses MIC key, the switch element Guan Bi of MIC key control circuit,
MIC holding wire is short-circuit ground, and now voltage is zero, and electric current is maximum.Therefore, described testing circuit is according on MIC holding wire
Voltage change may determine which kind of state earpiece volume control parts or MIC key are in, and correspondingly adjusts electronic equipment
The output volume of left and right acoustic channels, thus reached the mesh controlling the left and right ear output volume of earphone or control audio frequency input and output
's.
It will be understood to those skilled in the art that the resistance value being marked in Fig. 2 is merely to illustrate the voltage divider principle of circuit,
And not as being to restriction of the present utility model.Can connect further in the circuit other resistance or change the taking of resistance
Value.For example, the resistance value of described slide-wire rheostat can be between 100 Ω to 1k.
It will be understood to those skilled in the art that in order to avoid overcurrent damage or carry out high frequency low frequency filtering, can in circuit
To connect the peripheral circuit such as inductance L1 or shunt capacitance C1, C2 further.This is the conventional design of this area, at this no longer one by one
Repeat.
Although by example, some specific embodiments of the present utility model have been described in detail, but this area
It is to be understood by the skilled artisans that example above is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case of without departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (4)
1. an earphone, including plug, two receivers and control unit, wherein, described plug by the first connecting line with described
Control unit connects, and described control unit passes through left ear connecting line and auris dextra connecting line is connected with two receivers respectively, its feature
It is: described control unit includes that left power of hearing amount control circuit, auris dextra volume control circuit are connected with left power of hearing amount control circuit
Left ear volume control section part and the auris dextra volume control section part being connected with auris dextra volume control circuit, described left power of hearing amount control
Circuit processed and described auris dextra volume control circuit are respectively used to control the volume output of said two receiver, described left power of hearing amount control
Parts processed and described auris dextra volume control section part are respectively used to regulate described left power of hearing amount control circuit and described auris dextra volume
Control circuit.
2. earphone according to claim 1, it is characterised in that described left power of hearing amount control circuit or auris dextra volume control electricity
Road includes slide-wire rheostat.
3. earphone according to claim 2, it is characterised in that the resistance value of described slide-wire rheostat 100 Ω to 1k Ω it
Between.
4. earphone according to claim 1, it is characterised in that be additionally provided with audio input means in described control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348207.2U CN205726260U (en) | 2016-04-21 | 2016-04-21 | Earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348207.2U CN205726260U (en) | 2016-04-21 | 2016-04-21 | Earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205726260U true CN205726260U (en) | 2016-11-23 |
Family
ID=57295707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620348207.2U Active CN205726260U (en) | 2016-04-21 | 2016-04-21 | Earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205726260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812980A (en) * | 2016-04-21 | 2016-07-27 | 歌尔声学股份有限公司 | Earphone |
-
2016
- 2016-04-21 CN CN201620348207.2U patent/CN205726260U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812980A (en) * | 2016-04-21 | 2016-07-27 | 歌尔声学股份有限公司 | Earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |