CN105163225A - Earphones - Google Patents
Earphones Download PDFInfo
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- CN105163225A CN105163225A CN201510719651.0A CN201510719651A CN105163225A CN 105163225 A CN105163225 A CN 105163225A CN 201510719651 A CN201510719651 A CN 201510719651A CN 105163225 A CN105163225 A CN 105163225A
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Abstract
The embodiment of the invention provides earphones which comprise an earphone connector, a charging and discharging module and a control module. One end of the charging and discharging module is connected with a grounding node of the earphone connector. The control module controls the charging and discharging module to conduct charging when the voltage of a preset sound channel node of the earphone connector is larger than or equal to the preset voltage threshold value, and controls the charging and discharging module to conduct discharging when the voltage of the preset sound channel node is equal to zero. The control module is connected with the preset sound channel node and the other end of the charging and discharging module. According to the earphones, when the earphones and a playing device are accidentally separated, for example, the playing device is stolen, and a user can be reminded in time so that the user can response fast to recover the loss in time; in addition, additional charging is not needed, the sound quality of the earphones is not damaged, the structure is simple, and cost is low.
Description
Technical field
The present invention relates to technical field of electronic equipment, particularly relate to a kind of earphone.
Background technology
Day by day universal along with playback equipments such as mobile phones, increasing people uses the playback equipments such as mobile phone to listen to the music or listens to the radio.Earphone, when using playback equipment to listen to the music or listen to the radio, is often inserted the earphone interface of playback equipment and puts on earphone, then being placed in bag or in pocket by playback equipment by people.In this case be easy to the stolen situation of playback equipment occurs.Such as listen to the music when user goes window-shopping or when user listen to the music sleeping time, often discover and be separated with earphone less than playback equipment, when therefore playback equipment is easy to be stolen, user but knows nothing.
In correlation technique, propose a kind of bluetooth earphone to solve the problem.But it is good not that the bluetooth earphone in correlation technique but also exists tonequality, need additional charge to use, connect the number of drawbacks such as inconvenience and easy power consumption.
Summary of the invention
In view of the above problems, the object of the embodiment of the present invention is to provide a kind of earphone, listens to the music at use earphone to solve user, when playback equipment is stolen, and the problem that user knows nothing.
In order to solve the problem, the embodiment of the invention discloses a kind of earphone, comprising: Earphone joint; Charge-discharge modules, one end of described charge-discharge modules is connected with the ground nodes of Earphone joint; When the default sound channel node voltage of Earphone joint is more than or equal to predetermined voltage threshold, control described charge-discharge modules to charge, and when described default sound channel node voltage equals zero, control the control module that described charge-discharge modules carries out discharging, described control module is connected with the other end of described charge-discharge modules with described default sound channel node respectively.
The embodiment of the present invention comprises following advantage: in earphone, increase charge-discharge modules and control module, one end of charge-discharge modules is connected with the ground nodes of Earphone joint, control module is connected with the other end of charge-discharge modules with the default sound channel node of Earphone joint respectively, and when the default sound channel node voltage of Earphone joint is more than or equal to predetermined voltage threshold, namely when earphone inserts playback equipment, control module controls charge-discharge modules and charges, and when default sound channel node voltage equals zero, namely when earphone is pulled up from playback equipment, control module controls charge-discharge modules and discharges, to make earphone playing alert tones.The embodiment of the present invention is when such as playback equipment is stolen for earphone and playback equipment accidental separation, can reminding user in time, in earphone, such as send the prompt tone etc. of larger volume, react rapidly to make user, thus retrieve economic losses in time, and without the need to additionally charging, do not lose earphone tonequality, structure is simple, with low cost.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of a kind of earphone embodiment of the present invention;
Fig. 2 is the structural representation of a kind of earphone specific embodiment of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
With reference to Fig. 1, show the structured flowchart of a kind of earphone embodiment of the present invention, specifically can comprise as lower module: Earphone joint 1, charge-discharge modules 2 and control module 3.Wherein, one end of charge-discharge modules 2 is connected with the ground nodes 11 of Earphone joint 1, ground nodes 11 ground connection of Earphone joint 1.When the default sound channel node voltage of Earphone joint 1 is more than or equal to predetermined voltage threshold, control module 3 controls charge-discharge modules 2 and charges, and when default sound channel node voltage equals zero, control module 3 controls charge-discharge modules 2 and discharges, and control module 3 is connected with the other end of charge-discharge modules 2 with default sound channel node 10 respectively.
It should be noted that, when the default sound channel node voltage of Earphone joint 1 is more than or equal to predetermined voltage threshold, illustrate that earphone inserts playback equipment, namely Earphone joint 1 inserts the earphone interface of playback equipment, and playback equipment can pass through earphone transmission acoustic information; And when default sound channel node voltage equals zero, illustrate that playback equipment extracted by earphone, be namely separated such as earphone with the earphone interface of playback equipment stolen for Earphone joint 1, and playback equipment is no longer by earphone transmission acoustic information.Wherein, when charge-discharge modules 2 discharges, earphone can send default voice of harsh noise or larger volume etc. as prompt tone.
Therefore, the earphone of the embodiment of the present invention, after increase charge-discharge modules 2 and control module 3, can when such as playback equipment be stolen for earphone and playback equipment accidental separation, make earphone send prompt tone with timely reminding user, to make user react rapidly, thus retrieve economic losses in time.
Wherein, playback equipment can be mobile phone, MP3 (a kind of player of energy playing music), MP4 (a kind of Multifunctional player integrating audio frequency, video, picture browsing, e-book, broadcast receiver etc.), MP5 (MP4 that can watch TV), panel computer or personal digital assistant etc., and the present invention is not construed as limiting this.
Particularly, with reference to Fig. 2, charge-discharge modules 2 can be electric capacity C or inductance etc., and the present invention is not construed as limiting this; Presetting sound channel node 10 can be L channel node 12 or R channel node 13.
Particularly, in one embodiment of the invention, control module 3 can comprise the first voltage detection unit and the second voltage detection unit.Wherein, when L channel node 12 voltage equals zero, the first voltage detection unit conducting, one end of the first voltage detection unit is connected with L channel node 12, and the other end of the first voltage detection unit is connected with the other end of charge-discharge modules 2.When L channel node 12 voltage is more than or equal to predetermined voltage threshold, the second voltage detection unit conducting, one end of the second voltage detection unit is connected with L channel node 12, and the other end of the second voltage detection unit is connected with the other end of charge-discharge modules 2.Wherein, with reference to Fig. 2, first voltage detection unit can be the first diode D1 or the first voltage comparator, second voltage detection unit can be the second diode D2 or the second voltage comparator, first diode D1 and the second diode D2 can be identical or different, and the first voltage comparator and the second voltage comparator can be identical or different.Particularly, if the second voltage detection unit is the second diode D2, then predetermined voltage threshold can be the conducting voltage of the second diode D2; If the second voltage detection unit is the second voltage comparator, then predetermined voltage threshold can be the reference voltage of the second voltage comparator.
Particularly, in another embodiment of the present invention, control module 3 can comprise tertiary voltage detecting unit and the 4th voltage detection unit.Wherein, when R channel node 13 voltage equals zero, the conducting of tertiary voltage detecting unit, one end of tertiary voltage detecting unit is connected with R channel node 13, and the other end of tertiary voltage detecting unit is connected with the other end of charge-discharge modules 2.When R channel node 13 voltage is more than or equal to predetermined voltage threshold, the 4th voltage detection unit conducting, one end of the 4th voltage detection unit is connected with R channel node 13, and the other end of the 4th voltage detection unit is connected with the other end of charge-discharge modules 2.Wherein, tertiary voltage detecting unit can be the 3rd diode or tertiary voltage comparator, and the 4th voltage detection unit can be the 4th diode or the 4th voltage comparator.3rd diode and the 4th diode can be identical or different, and tertiary voltage comparator and the 4th voltage comparator can be identical or different.Particularly, if the 4th voltage detection unit is the 4th diode, then predetermined voltage threshold can be the conducting voltage of the 4th diode; If the 4th voltage detection unit is the 4th voltage comparator, then predetermined voltage threshold can be the reference voltage of the 4th voltage comparator.
Particularly, in one embodiment of the invention, earphone can also comprise cue output module, cue output module exports when charge-discharge modules 2 discharges presets cue, cue output module is connected with the other end of charge-discharge modules 2 with default sound channel node 10 respectively, thus earphone can send default voice according to cue.Particularly, cue output module can be speech chip etc., and the present invention is not construed as limiting this.
Wherein, in one embodiment of the invention, when earphone comprises cue output module, then control module 3 is except comprising the first voltage detection unit and the second voltage detection unit, control module 3 can also comprise the first resistance device, and the first resistance device is connected with the other end of charge-discharge modules 2 with the other end of the first voltage detection unit respectively.First resistance device can be the first resistance.
In another embodiment of the present invention, when earphone comprises cue output module, then control module 3 is except comprising tertiary voltage detecting unit and the 4th voltage detection unit, control module 3 can also comprise the second resistance device, and the second resistance device is connected with the other end of charge-discharge modules 2 with the other end of tertiary voltage detecting unit respectively.Second resistance device can be the second resistance.
Particularly, earphone as shown in Figure 2, except comprising Earphone joint 1, charge-discharge modules 2, control module 3, also comprises left channel loudspeaker 4, right channel loudspeaker 5, answers button 6 and microphone 7.Wherein, charge-discharge modules 2 is electric capacity C.Control module 3 comprises the first diode D1 and the second diode D2.Left channel loudspeaker 4 is connected with ground nodes 11 with the L channel node 12 of Earphone joint 1 respectively.Right channel loudspeaker 5 is connected with ground nodes 11 with the R channel node 13 of Earphone joint 1 respectively.Answer button 6 to be connected with ground nodes 11 with the node 14 of answering of Earphone joint 1 respectively.Microphone 7 is connected with ground nodes 11 with the node 14 of answering of Earphone joint 1 respectively.
The course of work that this earphone prevents playback equipment stolen is as follows:
After this earphone is inserted playback equipment by user, when using this earphone to listen to the music, L channel node 12 voltage is more than or equal to the predetermined voltage threshold i.e. conducting voltage of the second diode D2, second diode D2 conducting, the non-conducting of first diode D1, charge to electric capacity C automatically in the loop that playback equipment is formed by Earphone joint 1, second diode D2 and electric capacity C, earphone does not send prompt tone.When playback equipment surprisingly extracted by earphone, such as, when having people steal playback equipment and extract earphone, L channel node 12 voltage equals zero, electric capacity C externally discharges, first diode D1 conducting, second diode D2 ends, and earphone sends ear-piercing noise as prompt tone at once, is separated with playback equipment to realize reminding user earphone.
Be understood that, when user does not need to use playback equipment to listen to the music, user first can take off earplug, then pulls up Earphone joint 1 from playback equipment, and earphone can be avoided to send the impact of prompt tone on user.
The earphone of the embodiment of the present invention, comprise following advantage: in earphone, increase charge-discharge modules such as electric capacity or inductance, with control module such as the first diode and the second diode, one end of charge-discharge modules is connected with the ground nodes of Earphone joint, control module is connected with the other end of charge-discharge modules with the default sound channel node of Earphone joint respectively, and when the default sound channel node voltage of Earphone joint is more than or equal to predetermined voltage threshold, namely when earphone inserts playback equipment, control module controls charge-discharge modules and charges, and when default sound channel node voltage equals zero, namely when earphone is pulled up from playback equipment, control module controls charge-discharge modules and discharges, to make earphone playing alert tones, the default voice etc. of such as ear-piercing noise or larger volume.Thus when such as playback equipment is stolen for earphone and playback equipment accidental separation, can reminding user in time, to make user react rapidly, retrieve economic losses in time, and without the need to additionally charging, do not lose earphone tonequality, structure is simple, with low cost.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.
Although described the preferred embodiment of the embodiment of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of embodiment of the present invention scope.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or terminal equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or terminal equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the terminal equipment comprising described key element and also there is other identical element.
Above to a kind of earphone provided by the present invention, be described in detail, apply specific case herein and set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. an earphone, is characterized in that, comprising:
Earphone joint;
Charge-discharge modules, one end of described charge-discharge modules is connected with the ground nodes of Earphone joint;
When the default sound channel node voltage of Earphone joint is more than or equal to predetermined voltage threshold, control described charge-discharge modules to charge, and when described default sound channel node voltage equals zero, control the control module that described charge-discharge modules carries out discharging, described control module is connected with the other end of described charge-discharge modules with described default sound channel node respectively.
2. earphone according to claim 1, is characterized in that, described default sound channel node is L channel node or R channel node.
3. earphone according to claim 2, is characterized in that, described control module comprises:
First voltage detection unit of the conducting when L channel node voltage equals zero, one end of described first voltage detection unit is connected with described L channel node, and the other end of described first voltage detection unit is connected with the other end of described charge-discharge modules;
Second voltage detection unit of the conducting when described L channel node voltage is more than or equal to described predetermined voltage threshold, one end of described second voltage detection unit is connected with described L channel node, and the other end of described second voltage detection unit is connected with the other end of described charge-discharge modules.
4. earphone according to claim 2, is characterized in that, described control module comprises:
The tertiary voltage detecting unit of the conducting when R channel node voltage equals zero, one end of described tertiary voltage detecting unit is connected with described R channel node, and the other end of described tertiary voltage detecting unit is connected with the other end of described charge-discharge modules;
4th voltage detection unit of the conducting when described R channel node voltage is more than or equal to described predetermined voltage threshold, one end of described 4th voltage detection unit is connected with described R channel node, and the other end of described 4th voltage detection unit is connected with the other end of described charge-discharge modules.
5. earphone according to claim 3, is characterized in that, described first voltage detection unit is the first diode or the first voltage comparator, and described second voltage detection unit is the second diode or the second voltage comparator.
6. earphone according to claim 4, is characterized in that, described tertiary voltage detecting unit is the 3rd diode or tertiary voltage comparator, and described 4th voltage detection unit is the 4th diode or the 4th voltage comparator.
7. earphone according to claim 1, is characterized in that, described charge-discharge modules is electric capacity or inductance.
8. earphone according to claim 1, is characterized in that, also comprises:
Export the cue output module presetting cue when described charge-discharge modules discharges, described cue output module is connected with the other end of described charge-discharge modules with described default sound channel node respectively.
9. earphone according to claim 3, is characterized in that, described control module also comprises:
First resistance device, described first resistance device is connected with the other end of described charge-discharge modules with the other end of described first voltage detection unit respectively.
10. earphone according to claim 4, is characterized in that, described control module also comprises:
Second resistance device, described second resistance device is connected with the other end of described charge-discharge modules with the other end of described tertiary voltage detecting unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510719651.0A CN105163225B (en) | 2015-10-28 | 2015-10-28 | A kind of earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510719651.0A CN105163225B (en) | 2015-10-28 | 2015-10-28 | A kind of earphone |
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| Publication Number | Publication Date |
|---|---|
| CN105163225A true CN105163225A (en) | 2015-12-16 |
| CN105163225B CN105163225B (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510719651.0A Active CN105163225B (en) | 2015-10-28 | 2015-10-28 | A kind of earphone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017210983A1 (en) * | 2016-06-08 | 2017-12-14 | 中兴通讯股份有限公司 | Earpiece circuit and terminal apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086202A (en) * | 1999-09-10 | 2001-03-30 | Hitachi Kokusai Electric Inc | Ear microphone assembly |
| CN201590845U (en) * | 2009-07-08 | 2010-09-22 | 陈刚 | Warning device combined with mobile communication terminal |
| CN202385263U (en) * | 2011-12-28 | 2012-08-15 | 东北石油大学 | English listening headset with stealing prevention function |
| CN102737459A (en) * | 2012-06-13 | 2012-10-17 | 华为终端有限公司 | Anti-theft device |
| US20150236529A1 (en) * | 2014-02-14 | 2015-08-20 | Sony Corporation | Charging control apparatus, battery, electronic device, vehicle, charging control method, an electric storage system and charging control unit |
-
2015
- 2015-10-28 CN CN201510719651.0A patent/CN105163225B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086202A (en) * | 1999-09-10 | 2001-03-30 | Hitachi Kokusai Electric Inc | Ear microphone assembly |
| CN201590845U (en) * | 2009-07-08 | 2010-09-22 | 陈刚 | Warning device combined with mobile communication terminal |
| CN202385263U (en) * | 2011-12-28 | 2012-08-15 | 东北石油大学 | English listening headset with stealing prevention function |
| CN102737459A (en) * | 2012-06-13 | 2012-10-17 | 华为终端有限公司 | Anti-theft device |
| US20150236529A1 (en) * | 2014-02-14 | 2015-08-20 | Sony Corporation | Charging control apparatus, battery, electronic device, vehicle, charging control method, an electric storage system and charging control unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017210983A1 (en) * | 2016-06-08 | 2017-12-14 | 中兴通讯股份有限公司 | Earpiece circuit and terminal apparatus |
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| Publication number | Publication date |
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| CN105163225B (en) | 2018-03-20 |
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