CN103905947A - Headset and method for turning on and turning off power supply of headset - Google Patents
Headset and method for turning on and turning off power supply of headset Download PDFInfo
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- CN103905947A CN103905947A CN201210586882.5A CN201210586882A CN103905947A CN 103905947 A CN103905947 A CN 103905947A CN 201210586882 A CN201210586882 A CN 201210586882A CN 103905947 A CN103905947 A CN 103905947A
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Abstract
The embodiment of the invention provides a headset and a method for turning on and turning off a power supply of the headset. The headset comprises a first electrode, a second electrode, a sensor and a power supply control circuit, wherein the first electrode and the second electrode are arranged on the headset and make contact with the human skin when the headset is worn, the first electrode or the second electrode sends current outside, the sensor is connected with the first electrode and/or the second electrode and detects whether current exists between the first electrode and the second electrode or not, and the power supply control circuit is connected with the sensor, turns on the power supply when the sensor detects that current exists between the first electrode and the second electrode, and turns off the power supply when the sensor detects that no current exists between the first electrode and the second electrode. The headset and the method solve the problem that in the prior art, operation of turning on and turning off the power supply of the headset is complex and inconvenient; the aim of automatically turning off the power supply when a user does not use the headset is achieved.
Description
Technical field
The present invention relates to earphone technical field, more particularly, relate to a kind of method of earphone and switch earphone power supply.
Background technology
Earphone, as audio output apparatus, is widely applied at present, and along with the development of Bluetooth technology, the application of bluetooth earphone has also obtained universal greatly, and bluetooth earphone refers to that application has the hands-free headsets of Bluetooth technology.Earphone is mainly divided into bi-telephone and single head-receiver at present, and bi-telephone refers to the earphone with dual track, and single head-receiver refers to only have monaural earphone.
Inventor finds realizing in process of the present invention, in prior art, the mode of switch earphone power supply is mainly as follows: for bi-telephone, between its left ear earphone and auris dextra earphone, be electrically connected, it can be by the work of a left ear earphone of power supply control and auris dextra earphone, in the time of the power supply of switch bi-telephone, need manually to adjust the mains switch being arranged on bi-telephone body, as manual-lock mains switch or manually opened mains switch, thereby interrupt and be connected power control circuit, realize the power supply of power supply and stop power supply; For single head-receiver, a power supply is only controlled the work of an earphone, in the time of the power supply of switch single head-receiver, needs equally manually to adjust the mains switch being arranged on single head-receiver body, thereby interrupt or connect power control circuit, realize the power supply of power supply and stop power supply.
Can find out, no matter bi-telephone or single head-receiver, prior art is all the opening and closing that need manual adjustment to be arranged at mains switch on earphone body to realize the power supply of earphone, this makes the operation of switch earphone power supply comparatively loaded down with trivial details and inconvenient, if user is not in the situation that using earphone, forget powered-down switch, earphone will work on so, make electric weight waste.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of method of earphone and switch earphone power supply, to solve the comparatively loaded down with trivial details and inconvenient problem of operation of switch earphone power supply in prior art, realizes in the time that user does not use earphone, automatically the object of powered-down.
For achieving the above object, the embodiment of the present invention provides following technical scheme:
A kind of earphone, comprising:
Be arranged on earphone, wearing the first electrode and the second electrode that under state, contact with human body skin;
Wherein, described the first electrode or described the second electrode outwards send electric current;
Be connected with described the first electrode and/or described the second electrode, detect the inductor that whether has electric current UNICOM between described the first electrode and described the second electrode;
Be connected with described inductor, power-on while there is electric current UNICOM between described the first electrode and described the second electrode detected at described inductor, the power control circuit of powered-down while there is not electric current UNICOM between described the first electrode and described the second electrode detected at described inductor.
Wherein, described earphone is bi-telephone, and described the first electrode is arranged on left ear earphone, and described the second electrode is arranged on auris dextra earphone.
Wherein, described earphone is ear type or In-Ear Headphones, and described the first electrode is arranged at the first half of the exterior contour of the broadcast mouth of described left ear earphone, and described the second electrode is arranged at the first half of the exterior contour of the broadcast mouth of described auris dextra earphone.
Wherein, described earphone is headphone, and described the first electrode is arranged at the first half of the in-profile of the broadcast mouth of described left ear earphone, and described the second electrode is arranged at the first half of the in-profile of the broadcast mouth of described auris dextra earphone.
Wherein, described earphone is clip-on type earphone, and described the first electrode is arranged on the exterior contour or in-profile of broadcast mouth of described left ear earphone, and described the second electrode is arranged on the exterior contour or in-profile of broadcast mouth of described auris dextra earphone.
Wherein, described earphone is single head-receiver, and described the first electrode and described the second electrode are arranged on same earphone.
Wherein, described earphone is clip-on type earphone, and described the first electrode is arranged at the exterior contour of earphone broadcast mouth, and described the second electrode is arranged at the in-profile of earphone broadcast mouth;
Or,
Described the first electrode is arranged at the in-profile of earphone broadcast mouth, and described the second electrode is arranged at the exterior contour of earphone broadcast mouth.
Wherein, the cross section of described the first electrode and described the second electrode is consistent with the height of earphone broadcast mouth.
Wherein, described earphone is bluetooth earphone.
Wherein, described inductor is voltage sensor, comprising:
Pressure reduction induction installation, for detection of described the first electrode and described the second interelectrode voltage difference,
Calculation element, for the described voltage difference calculated resistance of foundation;
Wherein, in the time there is not electric current UNICOM between described the first electrode and described the second electrode, the resistance that described calculation element calculates is for just infinite, and in the time there is electric current UNICOM between described the first electrode and described the second electrode, the resistance that described calculation element calculates has definite numerical value.
The embodiment of the present invention also provides a kind of method of switch earphone power supply, and based on earphone described above, described method comprises:
The first electrode or the second electrode outwards send electric current;
Inductor detects between described the first electrode and described the second electrode whether have electric current UNICOM;
When described inductor detects while there is electric current UNICOM between described the first electrode and described the second electrode, power control circuit power-on;
When described inductor detects while there is not electric current UNICOM between described the first electrode and described the second electrode, power control circuit powered-down.
Wherein, described inductor is voltage sensor, and whether described inductor detects between described the first electrode and described the second electrode and exist electric current to comprise:
Respond to described the first electrode and described the second interelectrode voltage difference;
According to described voltage difference calculated resistance;
When calculated resistance is when just infinite, determine between described the first electrode and described the second electrode and do not have electric current UNICOM;
In the time that calculated resistance has definite numerical value, determine between described the first electrode and described the second electrode and have electric current UNICOM.
Based on technique scheme, the earphone providing when the embodiment of the present invention is in the time wearing state, described the first electrode and described the second electrode carry out electric current UNICOM by human body, transmission medium using human body as electric current, inductor will detect between described the first electrode and described the second electrode and have electric current UNICOM, power control circuit power-on like this; The earphone providing when the embodiment of the present invention is not or not the time wearing state, between described the first electrode and described the second electrode, the medium of electric current UNICOM will do not there is not, inductor will detect between described the first electrode and described the second electrode and not have electric current UNICOM, power control circuit powered-down.The earphone providing by the embodiment of the present invention, the switch that carries out automatically power supply be worn or do not worn to the power supply of earphone will according to earphone, prior art relatively, the earphone that the embodiment of the present invention provides, do not re-use the switch of the mains switch control power supply being arranged on earphone body, solve the comparatively loaded down with trivial details and inconvenient problem of operation of switch earphone power supply in prior art, realized in the time that user does not use earphone, automatically the object of powered-down.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the earphone that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the inductor that Fig. 2 provides for the embodiment of the present invention;
The schematic diagram that the electrode that Fig. 3 provides for the embodiment of the present invention arranges;
Another schematic diagram that the electrode that Fig. 4 provides for the embodiment of the present invention arranges;
The another schematic diagram that the electrode that Fig. 5 provides for the embodiment of the present invention arranges;
The schematic diagram again that the electrode that Fig. 6 provides for the embodiment of the present invention arranges;
The method flow diagram of the switch earphone power supply that Fig. 7 provides for the embodiment of the present invention;
The inductor that Fig. 8 provides for the embodiment of the present invention detects the method flow diagram of electric current UNICOM.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The structural representation of the earphone that Fig. 1 provides for the embodiment of the present invention, optionally, the earphone that the embodiment of the present invention provides can be bluetooth earphone, with reference to Fig. 1, the earphone that the embodiment of the present invention provides can comprise: the first electrode 1, the second electrode 2, the inductor 3 being connected with the second electrode 2 with the first electrode 1 respectively, the power control circuit 4 being connected with inductor 3.
Wherein, the first electrode 1 and the second electrode 2 are arranged on earphone, under earphone is worn state, the first electrode 1 and the second electrode 2 by with the skin contact of human body; In the embodiment of the present invention, an electrode in the first electrode 1 and the second electrode 2 will outwards send electric current, under earphone is worn state, the electric current that the first electrode 1 or the second electrode 2 send will carry out take human body skin as conductive media current delivery, the electrode that does not send electric current will be served as electric current recipient, receive by the electric current of human body skin; As the first electrode 1 outwards sends electric current, the second electrode 2 is as electric current recipient; As the second electrode 2 outwards sends electric current, the first electrode 1 is as electric current recipient.
For guaranteeing human-body safety, the electric current that the first electrode 1 or the second electrode 2 outwards send should guarantee human-body safety, is preferably low-voltage current, as the low-tension current of 5V ~ 10V.
Because the first electrode 1 and the second electrode 2 are under earphone is worn state, will contact with human body skin, when therefore the first electrode 1 or the second electrode 2 outwards send electric current, the electric current sending will import electric current recipient by human body skin; Corresponding, the inductor 3 being connected with the first electrode 1 and/or the second electrode 2, by the time that electric current recipient receives the electric current transmitting by human body skin, detects between the first electrode 1 and the second electrode 2 and has electric current UNICOM; Corresponding, when earphone is not in the time that earphone is worn state, owing to there is not conductive media between the first electrode 1 and the second electrode 2, therefore inductor 3 detects between the first electrode 1 and the second electrode 2 and does not have electric current UNICOM.
Optionally, inductor 3 can be only be connected as electric current recipient's electrode.
Power control circuit 4 is arranged in earphone, and be connected with inductor 3, while there is electric current UNICOM for detecting at inductor 3 between the first electrode 1 and the second electrode 2, open earphone power supply, thereby be earphone power supply, detect while there is not electric current UNICOM between the first electrode 1 and the second electrode 2 at inductor 3, close earphone power supply.
Optionally, inductor 3 can be detecting while there is electric current UNICOM between the first electrode 1 and the second electrode 2, send the first instruction to power control circuit 4, thereby make power control circuit 4 by the first preset instruction and the corresponding relation of earphone electric power starting, carry out the unlatching of earphone power supply; Optionally, inductor 3 can be detecting while there is not electric current UNICOM between the first electrode 1 and the second electrode 2, do not send the first instruction to power control circuit 4, or send the second instruction to power control circuit 4, thereby make power control circuit in the time not receiving the first instruction or receive the second instruction, by the corresponding relation of preset instruction and earphone mains switch, carry out closing of earphone power supply.Obviously, the first instruction and the second instruction that send should be the instructions with different attribute, are chosen as low level and high level, can be also other the instructions that can be received by power control circuit, and to this, the present invention does not do concrete restriction.
The earphone providing when the embodiment of the present invention is in the time wearing state, the first electrode and the second electrode carry out electric current UNICOM by human body, transmission medium using human body as electric current, inductor will detect between the first electrode and the second electrode and have electric current UNICOM, power control circuit power-on like this; Not in the time wearing state, will not there is not the medium of electric current UNICOM between the first electrode and the second electrode in the earphone providing when the embodiment of the present invention, inductor will detect between the first electrode and the second electrode and not have electric current UNICOM, power control circuit powered-down.The earphone providing by the embodiment of the present invention, the switch that carries out automatically power supply be worn or do not worn to the power supply of earphone will according to earphone, prior art relatively, the earphone that the embodiment of the present invention provides, do not re-use the switch of the mains switch control power supply being arranged on earphone body, solve the comparatively loaded down with trivial details and inconvenient problem of operation of switch earphone power supply in prior art, realized in the time that user does not use earphone, automatically the object of powered-down.
Optionally, the inductor 3 of the embodiment of the present invention can be voltage sensor, and Fig. 2 shows the structure of inductor 3, and with reference to Fig. 2, inductor 3 can comprise: pressure reduction induction installation 31, calculation element 32;
Pressure reduction induction installation 31 is connected with the first electrode 1 and/or the second electrode 2, for detection of the voltage difference between the first electrode 1 and the second electrode 2;
Calculation element 32 is connected with pressure reduction induction installation 31, for the voltage difference calculated resistance detecting according to pressure reduction induction installation 31, thereby judges between the first electrode 1 and the second electrode 2 whether have electric current UNICOM; Wherein, in the time there is not electric current UNICOM between the first electrode 1 and the second electrode 2, the resistance that calculation element 32 calculates is for just infinite, and in the time there is electric current UNICOM between the first electrode 1 and the second electrode 2, the resistance that calculation element 32 calculates has definite numerical value.
Obviously, the inductor 3 of the embodiment of the present invention also can be for current inductor etc. other can detect the whether inductor of UNICOM of electric current, inductor shown in Fig. 2 is only the optional mode of inductor shown in Fig. 1, it should not become limiting the scope of the invention.
Because earphone in prior art is divided into single head-receiver and bi-telephone, therefore for different headset types, the set-up mode (hereinafter referred electrode setting mode) of the first electrode 1 of the embodiment of the present invention and the second electrode 2 can do corresponding adjustment, below will do to this concrete introduction.
In the time that earphone is bi-telephone, a kind of optional electrode setting mode can be: the first electrode 1 is arranged on left ear earphone, and the second electrode 2 is arranged on auris dextra earphone, and for bi-telephone, the embodiment of the present invention can set up an electrode separately on each earphone.Obviously, in the time that earphone is bi-telephone, the first electrode 1 and the second electrode 2 also can concentrated setting on the monaural of bi-telephone, as the first electrode 1 and the second electrode 2 can be arranged on auris dextra earphone simultaneously, or the first electrode 1 and the second electrode 2 can be arranged on left ear earphone simultaneously.
For the first electrode 1 is more easily contacted with human body skin with the second electrode 2, make inductor 3 more sensitive to the detection of electric current UNICOM, when below showing earphone and being bi-telephone, the optimal way that electrode arranges, it should be noted that, electrode setting mode is below only optimal way, and it should not become restriction of the present invention.
When earphone is bi-telephone, and while being ear type or In-Ear Headphones, the first electrode 1 can be arranged at the first half of the exterior contour of the broadcast mouth of left ear earphone, the second electrode 2 can be arranged at the first half of the exterior contour of the broadcast mouth of auris dextra earphone, Fig. 3 shows the schematic diagram that corresponding electrode arranges, together reference, in figure, dash area represents electrode.Obviously, the first electrode 1 and the second electrode 2 also can be separately positioned on the Lower Half of the exterior contour of the different monaural broadcast mouths of bi-telephone, or first electrode 1 be arranged at the first half of the exterior contour of monaural broadcast mouthful, the second electrode 2 is arranged at the Lower Half of the exterior contour of another monaural broadcast mouthful.
Obviously, the first electrode 1 and the second electrode 2 also can concentrated setting at the first half of the exterior contour of same monaural broadcast mouthful, or, the first electrode 1 can be arranged on the first half of the exterior contour of a monaural broadcast mouth, the second electrode 2 can be arranged on the Lower Half of the exterior contour of same monaural broadcast mouth, as long as both do not exist direct contact.
When earphone is bi-telephone, and while being headphone, the first electrode 1 can be arranged at the first half of the in-profile of the broadcast mouth of left ear earphone, the second electrode 2 can be arranged at the first half of the in-profile of the broadcast mouth of auris dextra earphone, Fig. 4 shows corresponding electrode schematic diagram is set, together reference.Obviously, the first electrode 1 and the second electrode 2 also can concentrated setting on the same monaural of wear-type bi-telephone, as the first electrode 1 can be arranged at the first half of the in-profile of the broadcast mouth of left ear earphone, the second electrode 2 can be arranged at the Lower Half of the in-profile of the broadcast mouth of left ear earphone, as long as both do not exist direct contact.
When earphone is bi-telephone, and while being clip-on type earphone, the first electrode 1 can be arranged on the exterior contour or in-profile of broadcast mouth of left ear earphone, the second electrode 2 can be arranged on the exterior contour or in-profile of broadcast mouth of auris dextra earphone, Fig. 5 shows the schematic diagram that corresponding electrode arranges, together reference.Obviously, the first electrode 1 and the second electrode 2 also can concentrated setting on the same monaural of bi-telephone, as the first electrode 1 is arranged on the exterior contour of a monaural broadcast mouthful, the second electrode 2 is arranged on the in-profile of same monaural broadcast mouthful etc.
For the first electrode is more easily contacted with human body skin with the second electrode, make inductor 3 more sensitive to the detection of electric current, the optimal way that electrode when below showing earphone and being single head-receiver arranges, it should be noted that, electrode setting mode is below only optimal way, and it should not become restriction of the present invention.
When earphone is single head-receiver, and while being clip-on type earphone, the first electrode 1 can be arranged at the exterior contour of earphone broadcast mouthful, and the second electrode 2 can be arranged at the in-profile of earphone broadcast mouthful, and Fig. 6 shows corresponding electrode schematic diagram is set, together reference.Obviously, the first electrode 1 also can be arranged at the in-profile of earphone broadcast mouth, and the second electrode 2 can be arranged at the exterior contour of earphone broadcast mouth.
For the embodiment of the present invention, no matter be bi-telephone or single head-receiver, can make the first electrode and the second electrode wear under state, the set-up mode contacting with human body skin has multiple, the embodiment of the present invention also cannot be carried out exhaustive, above-described electrode setting mode is only also optional mode, under the invention thought embodying in the embodiment of the present invention, those skilled in the art can draw the electrode setting mode after multiple conversion, and the set-up mode of these conversion is all to carry out under the enlightenment of inventive concept, the set-up mode of these conversion all should be in protection scope of the present invention.
Optionally, for avoiding electrode concavo-convex, there is the hidden danger that scratches human body, the first electrode 1 can be consistent with the height of earphone broadcast mouth with the cross section of the second electrode 2, optionally, the first electrode 1 and the second electrode 2 can be embedded on earphone, make the first electrode 1 consistent with the cross section of the second electrode 2 and the height of earphone broadcast mouth simultaneously.
The method of the switch earphone the power supply below embodiment of the present invention being provided is described, the earphone of method described below based on described above, and both can mutual corresponding reference.
The method flow diagram of the switch earphone power supply that Fig. 7 provides for the embodiment of the present invention, with reference to Fig. 7, the method can comprise:
Step S100, the first electrode or the second electrode outwards send electric current;
Step S200, inductor detect between described the first electrode and described the second electrode whether have electric current UNICOM;
When earphone is in the time wearing state, described the first electrode and described the second electrode carry out electric current UNICOM by human body.
Step S300, power control circuit power-on detected while there is electric current UNICOM between described the first electrode and described the second electrode when described inductor;
Step S400, power control circuit powered-down detected while there is not electric current UNICOM between described the first electrode and described the second electrode when described inductor.
It should be noted that step S300 and the different disposal of step S400 for making for different inductors testing result, between step S300 and step S400, do not have sequencing.
The method of the switch earphone power supply providing by the embodiment of the present invention, the switch that carries out automatically power supply be worn or do not worn to the power supply of earphone will according to earphone, prior art relatively, the embodiment of the present invention does not re-use the switch of the mains switch control power supply being arranged on earphone body, solve the comparatively loaded down with trivial details and inconvenient problem of operation of switch earphone power supply in prior art, realize in the time that user does not use earphone, automatically the object of powered-down.
Fig. 8 shows inductor and detects the method flow diagram that whether has electric current UNICOM between the first electrode and the second electrode, and with reference to Fig. 8, this distance can comprise:
Step S210, respond to described the first electrode and described the second interelectrode voltage difference;
Step S220, according to described voltage difference calculated resistance, when calculated resistance is when just infinite, determine between described the first electrode and described the second electrode and do not have electric current UNICOM; In the time that calculated resistance has definite numerical value, determine between described the first electrode and described the second electrode and have electric current UNICOM.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (12)
1. an earphone, is characterized in that, comprising:
Be arranged on earphone, wearing the first electrode and the second electrode that under state, contact with human body skin; Wherein, described the first electrode or described the second electrode outwards send electric current;
Be connected with described the first electrode and/or described the second electrode, detect the inductor that whether has electric current UNICOM between described the first electrode and described the second electrode;
Be connected with described inductor, power-on while there is electric current UNICOM between described the first electrode and described the second electrode detected at described inductor, the power control circuit of powered-down while there is not electric current UNICOM between described the first electrode and described the second electrode detected at described inductor.
2. earphone according to claim 1, is characterized in that, described earphone is bi-telephone, and described the first electrode is arranged on left ear earphone, and described the second electrode is arranged on auris dextra earphone.
3. earphone according to claim 2, it is characterized in that, described earphone is ear type or In-Ear Headphones, described the first electrode is arranged at the first half of the exterior contour of the broadcast mouth of described left ear earphone, and described the second electrode is arranged at the first half of the exterior contour of the broadcast mouth of described auris dextra earphone.
4. earphone according to claim 2, it is characterized in that, described earphone is headphone, and described the first electrode is arranged at the first half of the in-profile of the broadcast mouth of described left ear earphone, and described the second electrode is arranged at the first half of the in-profile of the broadcast mouth of described auris dextra earphone.
5. earphone according to claim 2, it is characterized in that, described earphone is clip-on type earphone, described the first electrode is arranged on the exterior contour or in-profile of broadcast mouth of described left ear earphone, and described the second electrode is arranged on the exterior contour or in-profile of broadcast mouth of described auris dextra earphone.
6. earphone according to claim 1, is characterized in that, described earphone is single head-receiver, and described the first electrode and described the second electrode are arranged on same earphone.
7. earphone according to claim 6, is characterized in that, described earphone is clip-on type earphone, and described the first electrode is arranged at the exterior contour of earphone broadcast mouth, and described the second electrode is arranged at the in-profile of earphone broadcast mouth;
Or,
Described the first electrode is arranged at the in-profile of earphone broadcast mouth, and described the second electrode is arranged at the exterior contour of earphone broadcast mouth.
8. according to the earphone described in claim 1 to 7 any one, it is characterized in that, the cross section of described the first electrode and described the second electrode is consistent with the height of earphone broadcast mouth.
9. according to the earphone described in claim 1 to 7 any one, it is characterized in that, described earphone is bluetooth earphone.
10. earphone according to claim 1, is characterized in that, described inductor is voltage sensor, comprising:
Pressure reduction induction installation, for detection of described the first electrode and described the second interelectrode voltage difference,
Calculation element, for the described voltage difference calculated resistance of foundation;
Wherein, in the time there is not electric current UNICOM between described the first electrode and described the second electrode, the resistance that described calculation element calculates is for just infinite, and in the time there is electric current UNICOM between described the first electrode and described the second electrode, the resistance that described calculation element calculates has definite numerical value.
The method of 11. 1 kinds of switch earphone power supplys, is characterized in that, based on the earphone described in claim 1 to 10 any one, described method comprises:
The first electrode or the second electrode outwards send electric current;
Inductor detects between described the first electrode and described the second electrode whether have electric current UNICOM;
When described inductor detects while there is electric current UNICOM between described the first electrode and described the second electrode, power control circuit power-on;
When described inductor detects while there is not electric current UNICOM between described the first electrode and described the second electrode, power control circuit powered-down.
12. methods according to claim 11, is characterized in that, described inductor is voltage sensor, and whether described inductor detects between described the first electrode and described the second electrode and exist electric current to comprise:
Respond to described the first electrode and described the second interelectrode voltage difference;
According to described voltage difference calculated resistance;
When calculated resistance is when just infinite, determine between described the first electrode and described the second electrode and do not have electric current UNICOM;
In the time that calculated resistance has definite numerical value, determine between described the first electrode and described the second electrode and have electric current UNICOM.
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| CN201210586882.5A CN103905947A (en) | 2012-12-28 | 2012-12-28 | Headset and method for turning on and turning off power supply of headset |
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| CN201210586882.5A CN103905947A (en) | 2012-12-28 | 2012-12-28 | Headset and method for turning on and turning off power supply of headset |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106125886A (en) * | 2016-06-22 | 2016-11-16 | 联想(北京)有限公司 | A kind of condition control method and electronic equipment |
| CN107566939A (en) * | 2017-08-31 | 2018-01-09 | 努比亚技术有限公司 | A kind of method and terminal for controlling terminal |
| CN107925803A (en) * | 2015-09-03 | 2018-04-17 | 株式会社村田制作所 | Sound transmission device and sound transmission system |
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| CN202034054U (en) * | 2010-12-07 | 2011-11-09 | 盛乐信息技术（上海）有限公司 | Audio playing system and earphones |
| CN202276442U (en) * | 2011-05-31 | 2012-06-13 | 深圳市力合鑫源智能技术有限公司 | Headset controlled by intelligent induction |
| WO2014074013A1 (en) * | 2012-11-12 | 2014-05-15 | Zhuravljov Igor Vladislavovich | Headphones with an additional function as a sensor of the functional state of a listener |
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| CN107925803A (en) * | 2015-09-03 | 2018-04-17 | 株式会社村田制作所 | Sound transmission device and sound transmission system |
| CN107925803B (en) * | 2015-09-03 | 2020-05-19 | 株式会社村田制作所 | Sound transmission device and sound transmission system |
| CN106125886A (en) * | 2016-06-22 | 2016-11-16 | 联想(北京)有限公司 | A kind of condition control method and electronic equipment |
| CN107566939A (en) * | 2017-08-31 | 2018-01-09 | 努比亚技术有限公司 | A kind of method and terminal for controlling terminal |
| CN107566939B (en) * | 2017-08-31 | 2019-10-29 | 努比亚技术有限公司 | A kind of method and terminal of controlling terminal |
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Application publication date: 20140702 |