CN103248976A - Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment - Google Patents
Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment Download PDFInfo
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- CN103248976A CN103248976A CN2013101308778A CN201310130877A CN103248976A CN 103248976 A CN103248976 A CN 103248976A CN 2013101308778 A CN2013101308778 A CN 2013101308778A CN 201310130877 A CN201310130877 A CN 201310130877A CN 103248976 A CN103248976 A CN 103248976A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000005236 sound signal Effects 0.000 claims description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 230000008030 elimination Effects 0.000 abstract description 5
- 238000003379 elimination reaction Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 4
- 238000011031 large-scale manufacturing process Methods 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 239000012467 final product Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1083—Reduction of ambient noise
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/58—Contacts spaced along longitudinal axis of engagement
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/09—Applications of special connectors, e.g. USB, XLR, in loudspeakers, microphones or headphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/01—Hearing devices using active noise cancellation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/033—Headphones for stereophonic communication
Abstract
The invention discloses a method and equipment for supplying power to a noise reduction earphone by utilizing the power supply of electronic equipment. A power taking method is that through matching between a power supply pin and the power supply terminal of an earphone plug, a noise elimination module of the noise reduction earphone is connected to the power supply of the electronic equipment, and power is supplied to the noise elimination module by utilizing the power supply of the electronic equipment. Used power taking equipment comprises the noise reduction earphone and the electronic equipment, and the noise reduction earphone comprises the earphone plug, a voice frequency playing unit and the noise elimination module; the electronic equipment is internally provided with a voice frequency module, the power supply and an earphone socket; the power supply terminal is arranged on the earphone plug, and the earphone socket further comprises the power supply pin fixed in a base and inserted into a jack. According to the invention, the power can be directly supplied to the noise reduction earphone from the power supply of the electronic equipment, and the power supply and a power supply conversion circuit are not required to be singly arranged, so that the noise reduction earphone has the advantages that the structure is simple, portability is realized, the mass production is applicable, and the production cost is low.
Description
Technical field
The present invention relates to a kind of method and apparatus of powering to noise cancelling headphone with the power supply of electronic equipment, belong to field of audio devices.
Background technology
Earphone is one of of paramount importance accessories of electronic equipment commonly used such as mobile phone.Increasing people's custom noisy environment (for example on bus, on the train or other vehicles) in utilize intelligent terminal such as mobile phone to make a phone call, listen to the music or see video etc., all need wear earphone to isolate outside noise, cause the demand of noise cancelling headphone is increased rapidly.
Be different from common earphone, noise cancelling headphone also is provided with for the noise cancellation module of eliminating noise outside existing headset plug and audio playing unit.This noise like cancellation module need use special power supply, and these power supplys comprise battery and voltage transitions and voltage stabilizing circuit usually, makes overall dimension, weight and the cost of noise cancelling headphone compare all increase to some extent with common headphones.Simultaneously, the voltage that battery commonly used provides is general and be not suitable for directly driving this noise like cancellation module, therefore the voltage that needing that also voltage conversion circuit is set provides battery is adjusted to and is fit to the scope that noise cancellation module is used, this has just caused the complicated of noise cancelling headphone structure more, cause amount of parts more, be difficult for large-scale production, cost is higher, and the user uses problems such as carrying inconvenience.
Summary of the invention
The objective of the invention is to, a kind of method and apparatus of powering to noise cancelling headphone with the power supply of electronic equipment is provided, it can make noise cancelling headphone directly from the power supply power taking of electronic equipment, need not to arrange separately power supply and power-switching circuit, it is simple in structure that noise cancelling headphone is had, be easy to carry, be suitable for large-scale production, and the low advantage of production cost.
Technical scheme of the present invention: a kind of method of powering to noise cancelling headphone with the power supply of electronic equipment, in the earphone socket of electronic equipment or the PCB circuit board of electronic equipment power pin is set, headset plug at noise cancelling headphone arranges power end, by power pin the power end on the headset plug is connected with the power supply of electronic equipment, powers to the noise cancellation module of noise cancelling headphone with the power supply that utilizes described electronic equipment.
A kind of power supply of electronic equipment of using is to the method for portable speaker or the power supply of ANTENN AUDIO reflector, in the earphone socket of electronic equipment or the PCB circuit board of electronic equipment power pin is set, joint at portable speaker or ANTENN AUDIO reflector and electronic equipment arranges power end, by power pin the power end on portable speaker or the ANTENN AUDIO reflector joint is connected with the power supply of electronic equipment, powers to portable speaker or ANTENN AUDIO reflector in order to the power supply with electronic equipment.
In the above-mentioned method, control device is set in electronic equipment, open or close the power supply of electronic equipment by control device to the power supply output of power pin, the noise cancelling headphone that comprises noise cancellation module, portable speaker or the ANTENN AUDIO reflector that activates or stop using and be connected with power pin accordingly.
In the aforesaid this method, described control device is hardware, software module or firmware; The running parameter of the noise cancelling headphone that comprises noise cancellation module, portable speaker or the ANTENN AUDIO reflector that is connected with power pin by control device setting and adjusting.
In the above-mentioned method, described electronic equipment is any one in mobile phone, PC, notebook computer, panel computer, music player, video player, multimedia player, the portable game machine.
The employed equipment of a kind of realization said method, comprise noise cancelling headphone and electronic equipment, described noise cancelling headphone comprises headset plug, audio playing unit and noise cancellation module, described audio playing unit and described noise cancellation module all are connected with described headset plug, described headset plug is used for being connected to electronic equipment with received audio signal, described audio playing unit is used for playing described audio signal, and described noise cancellation module is used for eliminating outside noise; Electronic equipment comprises audio-frequency module, power supply and the earphone socket of being located in it, described earphone socket comprises pedestal, be opened in the jack on the pedestal and be fixed in the pedestal and stretch into microphone pin, dissipating public loop pin, R channel pin and the L channel pin of described jack, headset plug also comprises for described noise cancellation module is connected to the power supply of described electronic equipment, thereby utilizes the power supply of described electronic equipment to the power end of described noise cancellation module power supply; Described earphone socket also comprises the power pin that is fixed in the described pedestal and stretches into described jack, and described power pin is used for described power supply is connected with described headset plug, thereby utilizes described power supply to power to described noise cancellation module.
In the aforesaid equipment, described headset plug comprises the header body of column, and described power end is arranged at the top of described header body.
In the aforesaid equipment, described microphone pin, dissipating public loop pin, R channel pin, L channel pin and power pin include rubber-like, be used for offseting with described headset plug and setting up the support division of electric connection, and the described support division of described microphone pin, dissipating public loop pin, R channel pin, L channel pin and power pin all is arranged in the described jack.
Preferably, also be provided with microphone end, dissipating public loop end, R channel end, L channel end on the described header body; Described microphone end, dissipating public loop end, R channel end, L channel end and power end are successively set on the outer surface of described header body along the direction from described header body base portion to described header body top, and in described microphone end, dissipating public loop end, R channel end, L channel end and the power end any adjacent setting be provided with dead ring between the two; The described support division of described microphone pin, dissipating public loop pin, R channel pin, L channel pin and power pin is successively set in the described jack according to the order from the opening of described jack to the bottom of described jack.
Preferably, also be provided with dissipating public loop end, microphone end, R channel end, L channel end on the described header body; Described dissipating public loop end, microphone end, R channel end, L channel end and power end are successively set on the outer surface of described header body along the direction from described header body base portion to described header body top, and in described dissipating public loop end, microphone end, R channel end, L channel end and the power end any adjacent setting be provided with dead ring between the two; The described support division of described dissipating public loop pin, microphone pin, R channel pin, L channel pin and power pin is successively set in the described jack according to the order from the opening of described jack to the bottom of described jack.
In the aforesaid equipment, noise cancellation module comprises for the noise of eliminating outside noise to be eliminated the unit and eliminates with described noise that the unit links to each other and be used for the audio frequency amplifier of the audio signal that the described headset plug of amplification receives.
In the aforesaid equipment, headset plug also comprises the base that is connected with described header body, and described noise cancellation module is installed in the described base.
In the aforesaid equipment, described noise cancellation module is installed in the described audio playing unit.
In the aforesaid equipment, noise cancelling headphone also comprises and being connected between described headset plug and the described audio playing unit, is used for the control unit of on off state, broadcast volume and the broadcast tonequality of the described audio playing unit of control.
In the aforesaid equipment, described noise cancellation module is installed in the described control unit.
In the aforesaid equipment, described noise cancellation module is connected between described headset plug and the described control unit, or is connected between described control unit and the described audio playing unit.
In the above-mentioned equipment, described electronic equipment also comprises and is used to open or close described power supply to the control device of the power supply of described earphone socket output.
In the above-mentioned equipment, described control device is hardware, software module or firmware, and described control device also is used for the running parameter of the noise cancelling headphone that comprises described noise cancellation module that setting and adjusting be connected with described earphone socket.
Compared with prior art, the present invention arranges power pin in the earphone socket of electronic equipment, headset plug at noise cancelling headphone arranges power end, by cooperating of power end on power pin in the earphone socket and the headset plug, the noise cancellation module of noise cancelling headphone is connected to the power supply of electronic equipment, uses the power supply of electronic equipment to provide required electric energy to noise cancellation module.So just can save battery and voltage transitions and voltage stabilizing circuit in the existing noise cancelling headphone control unit, simplify overall structure, use conveniently, and reduce manufacturing cost, noise cancelling headphone is easy to carry, be suitable for large-scale production.
In addition, the present invention is installed in audio playing unit inside with noise cancellation module, perhaps control unit inside, and the structure of noise cancelling headphone has further been simplified in perhaps base inside.
And the present invention can also be used to the power supply of portable speaker or ANTENN AUDIO reflector, makes their structure obtain simplifying.Socket among the present invention can also reach the headset plug that is used for mobile phone by compatible general audio frequency commonly used.
Description of drawings
Fig. 1 is the schematic diagram that headset plug of the present invention and earphone socket are used;
Fig. 2 is the generalized section of the embodiment of the invention 1 described earphone socket;
Fig. 3 is the schematic diagram of noise cancelling headphone;
Fig. 4 is the functional module block diagram of electronic equipment of the present invention;
Fig. 5 is the generalized section of the embodiment of the invention 2 described earphone sockets;
Fig. 6 is the schematic diagram that is suitable for the noise cancelling headphone plug that is used with earphone socket shown in Figure 5;
Fig. 7 is the functional module block diagram of noise cancellation module of the present invention;
Fig. 8 is the schematic diagram that earphone socket shown in Figure 2 and existing syllogic headset plug are used;
Fig. 9 is the schematic diagram that earphone socket shown in Figure 2 and existing four-part form headset plug are used;
Figure 10 is that power pin is set directly at the schematic diagram on the PCB circuit board;
Figure 11 is the schematic diagram that is suitable for the noise cancelling headphone plug that is used with earphone socket shown in Figure 2.
Being labeled as in the accompanying drawing: 10-headset plug, 11-header body, 12-microphone end, 13-dissipating public loop end, 14-R channel end, 15-L channel end, the 16-power end, 17-dead ring, 18-base, the 19-PCB circuit board, 20-earphone socket, 21-pedestal, 22-microphone pin, 23-dissipating public loop pin, 24-R channel pin, 25-L channel pin, 26-power pin, 27-jack, the 30-control unit, 50-audio playing unit, 60-noise cancellation module, the 61-noise is eliminated the unit, the 62-audio frequency amplifier, 90-electronic equipment, 91-power supply, the 92-audio-frequency module, the 93-control device.
Embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
Embodiments of the invention 1: a kind of method of powering to noise cancelling headphone with the power supply of electronic equipment, in the earphone socket of electronic equipment or the PCB circuit board of electronic equipment power pin is set, headset plug at noise cancelling headphone arranges power end, by power pin the power end on the headset plug is connected with the power supply of electronic equipment, powers to the noise cancellation module of noise cancelling headphone with the power supply that utilizes described electronic equipment.
Control device is set in electronic equipment, opens or closes the power supply of electronic equipment by control device to the power supply output of power pin, the noise cancelling headphone that comprises noise cancellation module that activates or stop using and be connected with power pin accordingly.The running parameter of the noise cancelling headphone that comprises noise cancellation module that is connected with power pin by control device setting and adjusting.
Described electronic equipment is any one in mobile phone, PC, notebook computer, panel computer, music player, video player, multimedia player, the portable game machine.
The employed equipment of a kind of realization said method, comprise noise cancelling headphone and electronic equipment 90, as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 7, noise cancelling headphone comprises headset plug 10, audio playing unit 50 and noise cancellation module 60, audio playing unit 50 all is connected with headset plug 10 with noise cancellation module 60, headset plug 10 is used for inserting the jack 27 of earphone socket 20, with microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 connects with the transmission of audio signal according to aforesaid way, audio playing unit 50 comprises loud speaker, is used for playing the audio signal that headset plug 10 transmits.Noise cancellation module 60 is installed in the described audio playing unit 50; Noise cancellation module 60 is used for eliminating extraneous noise, and the external environmental noise that ear is heard reduces greatly, reaches gratifying audibility.Particularly, this noise cancellation module 60 comprises noise elimination unit 61 and the audio frequency amplifier 62 of mutual electric connection.This noise is eliminated unit 61 and is comprised noise canceller circuit, be used for a remove noise cancellation signal opposite with the outside noise signal phase and be superimposed upon the audio signal that headset plug 10 receives, the outside noise that ear is heard reduces greatly, thereby can more clearly hear the sound that audio signal that headset plug 10 receives plays out via audio playing unit 50.This audio frequency amplifier 62 is used for that noise is eliminated unit 61 and carries out the amplification of prearranged multiple from the audio signal that headset plug 10 receives, audio signal transmission after will amplifying is again play to audio playing unit 50, to obtain better audio signal play quality.
As shown in figure 11, this headset plug 10 comprises the header body 11 of column, is used for inserting for example earphone socket of mobile phone of electronic equipment 90.The outer surface of this header body 11 is provided with a plurality of be used to the link of setting up dissimilar electric connections, is followed successively by microphone end 12, dissipating public loop end 13, R channel end 14, L channel end 15 and power end 16 according to the order from header body 11 base portions to header body 11 tops.Wherein the order that arranges of microphone end 12, dissipating public loop end 13, R channel end 14, L channel end 15 is identical with present a kind of four-part form earphone socket standard (hereinafter to be referred as first standard) commonly used.Therefore, as shown in Figure 9, the microphone pin 22 of earphone socket 20 of the present invention, dissipating public loop pin 23, R channel pin 24, L channel pin 25 can be used according to existing mode and the earphone that adopts this first standard.Like this, this earphone socket 20 gets final product the earphone of compatible above-mentioned headset plug 10 and this first standard of existing employing.
The main improvement of this noise cancelling headphone is power end 16, this power end 16 is arranged at the top (namely foremost) of header body 11, when described header body 11 is inserted the earphone socket 20 of electronic equipments 90 with the power supply 91(of electronic equipment 90 battery for example) be connected, with from electronic equipment 90 acquisition power supplys.Like this, when this noise cancelling headphone is connected to electronic equipment 90 with playing audio signal, just can be transferred to noise cancellation module 60 to the supply voltage that obtains from electronic equipment 90 by this power end 16, use as working power for noise cancellation module 60, and need not for noise cancellation module 60 special-purpose power supply (as battery etc.) to be set separately.Like this, this noise cancellation module 60 does not just need special power supply is set, and is conducive to the convenience of simplifying hardware configuration, reducing cost, improve use.
In addition, on the header body 11 of headset plug 10 in described microphone end 12, dissipating public loop end 13, R channel end 14, L channel end 15 and power end 16 any adjacent setting all be provided with dead ring 17 between the two.Dead ring 17 is used for above-mentioned each link (12/13/14/15/16) electrical isolation is each other prevented short circuit phenomenon.In addition, this headset plug 10 can also comprise and the header body 11 coaxial disc-shaped base that are connected 18 that these base 18 usefulness insulating material are made, and can be this headset plug 10 of taking and facilitates.
The electronic equipment 90 that uses that matches with above-mentioned headset plug 10 comprises audio-frequency module 92, power supply 91 and the earphone socket of being located in it 20, and this earphone socket 20 is used for being used with the headset plug 10 of above-mentioned noise cancelling headphone.This earphone socket 20 comprises pedestal 21, and this pedestal 21 can be made by insulating material such as plastics, and offers the corresponding jack 27 of shape and above-mentioned headset plug 10.Be provided with microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 and power pin 26 in this pedestal 21, wherein with the transmission of audio signal, 26 of power pins are used for being connected to the power supply of electronic equipment with transmission supply voltage and electric current for the audio-frequency module that is connected to electronic equipment for microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25.Described microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 and power pin 26 are all made with metal clips, include rubber-like, be used for supporting and set up the support division of electric connection respectively with microphone end 12, dissipating public loop end 13, R channel end 14, L channel end 15 and the power end 16 of above-mentioned headset plug 10.The support division of microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 and power pin 26 all is located in the jack 27, and is sequentially arranged in the jack 27 according to the order from the opening of jack 27 to the bottom of jack 27.
Described earphone socket 20 is except being used for inserting the above-mentioned noise cancelling headphone, can also be used for insert other that have described headset plug 10 and need the electronic equipment accessory of power supply, portable speaker (not shown) for example perhaps is used for connecting the ANTENN AUDIO reflector (not shown) of wireless headset or wireless speaker.Similar to the method that above-mentioned noise cancelling headphone is connected to power supply 91, described power pin 26 can be used for needing the electronic equipment accessory of power supply to be connected to power supply 91 portable speaker, ANTENN AUDIO reflector or other, thereby utilizes described power supply 91 to these electronic equipment accessories power supplies.
This electronic equipment 90 can be various electronic equipments that can displaying audio file such as mobile phone, PC, notebook computer, panel computer, music player, video player, multimedia player, portable game machine.The power supply 91 that this electronic equipment 90 comprises is to adopt battery or the first-class mode of electric mortiser that the power module of electric energy is provided, wherein can also comprise complementary circuit such as voltage conversion circuit, voltage stabilizing circuit and rectification circuit, be used for providing operating voltage and electric current according to usual manner for this electronic equipment 90.Described audio-frequency module 92 can be existing audio playing circuit.
Further, described electronic equipment 90 also comprises control device 93, this control device 93 can be hardware, software module or firmware, itself and power supply 91 electrically connect, be used to open or close the power supply output of 91 pairs of described earphone sockets 20 of described power supply, thereby the above-mentioned noise cancelling headphone that is connected with described earphone socket 20 of activating accordingly or stop using, portable speaker, ANTENN AUDIO reflector or other need the electronic equipment accessory of power supply.In addition, the above-mentioned noise cancelling headphone that this control device 93 also can be used for arranging and adjusting is connected with described earphone socket 20, portable speaker, ANTENN AUDIO reflector or other need the running parameter of the electronic equipment accessory of power supply, for example power, volume etc.
Embodiments of the invention 2: the difference of present embodiment and embodiment 1 only is: as shown in Figure 5, described earphone socket 20 is that the support division of dissipating public loop pin 23, microphone pin 22, R channel pin 24, L channel pin 25 and power pin 26 is sequentially arranged in the jack 27 according to the order from the opening of jack 27 to the bottom of jack 27.
As shown in Figure 6, the link that arranges in header body 11 in this headset plug 10 is followed successively by dissipating public loop end 13, microphone end 12, R channel end 14, L channel end 15 and power end 16 according to the order from header body 11 base portions to header body 11 tops.
Described noise cancellation module 60 is installed in the described base 18.
Because in the another kind of four-part form earphone standard (hereinafter to be referred as second standard) commonly used, the link that is arranged on the header body of headset plug is followed successively by the dissipating public loop end according to the order from the header body base portion to the header body top, the microphone end, R channel end and L channel end, dissipating public loop pin 23 with earphone socket in the present embodiment 20, microphone pin 22, R channel pin 24, the support division of L channel pin 25 arranges sequence consensus so the dissipating public loop pin 23 of earphone socket 20 in jack 27, microphone pin 22, R channel pin 24, L channel pin 25 can be used according to existing mode and the earphone that adopts this second standard.Like this, this earphone socket 20 gets final product the earphone of compatible above-mentioned headset plug 10 and this second standard of existing employing.
Embodiments of the invention 3: present embodiment is compared with embodiment 1, and difference only is: described noise cancelling headphone also comprises the control unit 30 that is connected between described headset plug 10 and the described audio playing unit 50.Control unit 30 comprises for the switch of control audio playing unit 50, volume regulates button or knob, tonequality adjusting button or knob, and is used for the microphone to the electronic equipment input speech signal.
The quantity of present embodiment sound intermediate frequency broadcast unit 50 is two, and one of them audio playing unit 50 directly electrically connects with described headset plug 10.50 of another audio playing units electrically connect via described control unit 30 and described headset plug 10.In other embodiments, also two described audio playing units 50 all can be electrically connected via described control unit 30 and described headset plug 10.
Described noise cancellation module 60 is installed in the described control unit 30.
Embodiments of the invention 4: present embodiment is compared with embodiment 2, and difference only is: described noise cancelling headphone also comprises the control unit 30 that is connected between described headset plug 10 and the described audio playing unit 50.Control unit 30 comprises for the switch of control audio playing unit 50, volume regulates button or knob, tonequality adjusting button or knob, and is used for the microphone to the electronic equipment input speech signal.
Described noise cancellation module 60 is connected between described headset plug 10 and the described control unit 30, or is connected between described control unit 30 and the described audio playing unit 50.
Embodiments of the invention 5: as shown in figure 10, the difference of present embodiment and embodiment 1 only is: power pin 26 is set directly on the PCB circuit board 19.
Embodiments of the invention 6: a kind of power supply of electronic equipment of using is to the method for portable speaker or the power supply of ANTENN AUDIO reflector, in the earphone socket of electronic equipment or the PCB circuit board of electronic equipment power pin is set, joint at portable speaker or ANTENN AUDIO reflector and electronic equipment arranges power end, by power pin the power end on portable speaker or the ANTENN AUDIO reflector joint is connected with the power supply of electronic equipment, powers to portable speaker or ANTENN AUDIO reflector in order to the power supply with electronic equipment.
Open or close the power supply of electronic equipment by control device to the power supply output of power pin, portable speaker or the ANTENN AUDIO reflector that activates or stop using and be connected with power pin accordingly.
Described control device is hardware, software module or firmware; The portable speaker that is connected with power pin by control device setting and adjusting or the running parameter of ANTENN AUDIO reflector.
Operation principle of the present invention: when the headset plug 10 of noise cancelling headphone inserts in this jack 27, described microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 and power pin 26 can be respectively support accordingly with the support division of microphone end 12, dissipating public loop end 13, R channel end 14, L channel end 15 and power end 16 is in the same place, thereby is in contact with one another and sets up corresponding electric connection.And, the support division of described microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 and power pin 26 is under self flexible effect, all produce resilience trend and be pressed on the described header body 11, headset plug 10 stably is held in the jack 27.Like this, the audio signal that the audio-frequency module of electronic equipment provides can be transferred to described headset plug 10 by R channel pin 24 and L channel pin 25, and power pin 26 also can be transferred to the voltage and current that the power supply of electronic equipment provides the power end 16 of described headset plug 10.50 pairs of audio signals that transmit via R channel pin 24 and L channel pin 25 of the audio playing unit of this noise cancelling headphone are play, simultaneously described noise cancellation module 60 utilizes the supply voltage of the electronic equipment that transmits via power pin 26 and power end 16 as energy source, the noise that elimination comes from the outside, the outside noise that ear is heard reduces greatly, thereby can more clearly hear the sound that audio signal that headset plug 10 receives plays out via audio playing unit 50.So just can provide working power for noise cancellation module 60 by electronic equipment, and need not for noise cancellation module 60 special-purpose power supply to be set separately, be conducive to simplify the hardware configuration of noise cancelling headphone, reduce cost, improve ease of use.
In addition, earphone socket 20 of the present invention also can compatible existing most headset plugs.For example, see also Fig. 8 and Fig. 9, it is respectively the schematic diagram that existing syllogic headset plug and four-part form headset plug insert above-mentioned earphone socket 20.Structure by existing syllogic headset plug and four-part form headset plug is easy to learn, existing syllogic headset plug only comprises dissipating public loop end, R channel end, the L channel end that is arranged on the header body, just is equivalent to the part that stays after the microphone end 12 in the headset plug 10 of above-mentioned noise cancelling headphone and power end 16 removals; Existing four-part form headset plug only comprises microphone end, dissipating public loop end, R channel end, the L channel end that is arranged on the header body, just is equivalent to the part that stays after power end 16 removals in the headset plug 10 of above-mentioned noise cancelling headphone.Therefore, after existing syllogic headset plug inserts the jack 27 of above-mentioned earphone socket 20, the support division of described dissipating public loop pin 23, R channel pin 24, L channel pin 25 can be respectively supports together accordingly with dissipating public loop end, R channel end, the L channel end of existing syllogic headset plug, thereby be in contact with one another and set up corresponding electric connection, above-mentioned like this earphone socket 20 just can be used according to existing method and existing syllogic headset plug.After existing four-part form headset plug inserts the jack 27 of above-mentioned earphone socket 20, the support division of described microphone pin 22, dissipating public loop pin 23, R channel pin 24, L channel pin 25 can be respectively supports together accordingly with microphone end, dissipating public loop end, R channel end, the L channel end of existing four-part form headset plug, thereby be in contact with one another and set up corresponding electric connection, above-mentioned like this earphone socket 20 just can be used according to existing method and existing syllogic or four-part form headset plug.
Claims (18)
1. one kind with the power supply of the electronic equipment method to the noise cancelling headphone power supply, it is characterized in that: in the earphone socket of electronic equipment or the PCB circuit board of electronic equipment power pin is set, headset plug at noise cancelling headphone arranges power end, by power pin the power end on the headset plug is connected with the power supply of electronic equipment, powers to the noise cancellation module of noise cancelling headphone with the power supply that utilizes described electronic equipment.
2. one kind with the power supply of the electronic equipment method to portable speaker or the power supply of ANTENN AUDIO reflector, it is characterized in that: in the earphone socket of electronic equipment or the PCB circuit board of electronic equipment power pin is set, joint at portable speaker or ANTENN AUDIO reflector and electronic equipment arranges power end, by power pin the power end on portable speaker or the ANTENN AUDIO reflector joint is connected with the power supply of electronic equipment, powers to portable speaker or ANTENN AUDIO reflector in order to the power supply with electronic equipment.
3. method according to claim 1 and 2, it is characterized in that: control device is set in electronic equipment, open or close the power supply of electronic equipment by control device to the power supply output of power pin, the noise cancelling headphone that comprises noise cancellation module, portable speaker or the ANTENN AUDIO reflector that activates or stop using and be connected with power pin accordingly.
4. method according to claim 3, it is characterized in that: described control device is hardware, software module or firmware; The running parameter of the noise cancelling headphone that comprises noise cancellation module, portable speaker or the ANTENN AUDIO reflector that is connected with power pin by control device setting and adjusting.
5. method according to claim 1 and 2, it is characterized in that: described electronic equipment is any one in mobile phone, PC, notebook computer, panel computer, music player, video player, multimedia player, the portable game machine.
6. realize the employed a kind of equipment of the described method of claim 1, comprise noise cancelling headphone and electronic equipment (90), described noise cancelling headphone comprises headset plug (10), audio playing unit (50) and noise cancellation module (60), described audio playing unit (50) and described noise cancellation module (60) all are connected with described headset plug (10), described headset plug (10) is used for being connected to electronic equipment with received audio signal, described audio playing unit (50) is used for playing described audio signal, and described noise cancellation module (60) is used for eliminating outside noise; Electronic equipment (90) comprises audio-frequency module (92), power supply (91) and earphone socket (20), described earphone socket (20) comprises pedestal (21), be opened in the jack (27) on the pedestal (21), and be fixed in the pedestal (21) and stretch into the microphone pin (22) of described jack (27), dissipating public loop pin (23), R channel pin (24) and L channel pin (25), it is characterized in that: headset plug (10) also comprises for described noise cancellation module (60) is connected to the power supply of described electronic equipment (90), thereby utilizes the power supply of described electronic equipment (90) to the power end (16) of described noise cancellation module (60) power supply; Described earphone socket (20) also comprises the power pin (26) that is fixed in the described pedestal (21) and stretches into described jack (27), described power pin (26) is used for described power supply (91) is connected with described headset plug (10), thereby utilizes described power supply (91) to power to described noise cancellation module (60).
7. equipment according to claim 6, it is characterized in that: described headset plug (10) comprises the header body (11) of column, and described power end (16) is arranged at the top of described header body (11).
8. equipment according to claim 7, it is characterized in that: described microphone pin (22), dissipating public loop pin (23), R channel pin (24), L channel pin (25) and power pin (26) include rubber-like, be used for offseting with described headset plug (10) and setting up the support division of electric connection, and the described support division of described microphone pin (22), dissipating public loop pin (23), R channel pin (24), L channel pin (25) and power pin (26) all is arranged in the described jack (27).
9. equipment according to claim 8 is characterized in that: also be provided with microphone end (12), dissipating public loop end (13), R channel end (14), L channel end (15) on the described header body (11); Described microphone end (12), dissipating public loop end (13), R channel end (14), L channel end (15) and power end (16) are successively set on the outer surface of described header body (11) along the direction from described header body (11) base portion to described header body (11) top, and in described microphone end (12), dissipating public loop end (13), R channel end (14), L channel end (15) and the power end (16) any adjacent setting be provided with dead ring (17) between the two; The described support division of described microphone pin (22), dissipating public loop pin (23), R channel pin (24), L channel pin (25) and power pin (26) is successively set in the described jack (27) according to the order from the opening of described jack (27) to the bottom of described jack (27).
10. equipment according to claim 8 is characterized in that: also be provided with dissipating public loop end (13), microphone end (12), R channel end (14), L channel end (15) on the described header body (11); Described dissipating public loop end (13), microphone end (12), R channel end (14), L channel end (15) and power end (16) are successively set on the outer surface of described header body (11) along the direction from described header body (11) base portion to described header body (11) top, and in described dissipating public loop end (13), microphone end (12), R channel end (14), L channel end (15) and the power end (16) any adjacent setting be provided with dead ring (17) between the two; The described support division of described dissipating public loop pin (23), microphone pin (22), R channel pin (24), L channel pin (25) and power pin (26) is successively set in the described jack (27) according to the order from the opening of described jack (27) to the bottom of described jack (27).
11. equipment according to claim 6 is characterized in that: described noise cancellation module (60) comprises for the noise of eliminating outside noise to be eliminated unit (61) and eliminates with described noise that unit (61) links to each other and the audio frequency amplifier (62) of the audio signal that receives for the described headset plug of amplification (10).
12. equipment according to claim 7 is characterized in that: described headset plug (10) also comprises the base (18) that is connected with described header body (11), and described noise cancellation module (60) is installed in the described base (18).
13. equipment according to claim 6 is characterized in that: described noise cancellation module (60) is installed in the described audio playing unit (50).
14. equipment according to claim 6, it is characterized in that: described noise cancelling headphone also comprises and being connected between described headset plug (10) and the described audio playing unit (50), is used for the control unit (30) of on off state, broadcast volume and the broadcast tonequality of the described audio playing unit of control (50).
15. equipment according to claim 14 is characterized in that: described noise cancellation module (60) is installed in the described control unit (30).
16. equipment according to claim 14, it is characterized in that: described noise cancellation module (60) is connected between described headset plug (10) and the described control unit (30), or is connected between described control unit (30) and the described audio playing unit (50).
17. equipment according to claim 6 is characterized in that: described electronic equipment (90) also comprises and is used to open or close described power supply (91) to the control device (93) of the power supply of described earphone socket (20) output.
18. equipment according to claim 17, it is characterized in that: described control device (93) is hardware, software module or firmware, and described control device (93) also is used for the running parameter of the noise cancelling headphone that comprises described noise cancellation module (60) that setting and adjusting be connected with described earphone socket (20).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101308778A CN103248976A (en) | 2013-02-07 | 2013-04-16 | Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment |
| PCT/CN2013/077315 WO2014121576A1 (en) | 2013-02-07 | 2013-06-17 | Method and device for supplying power for noise-reducing earphones using power supply of electronic device |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320072088.9 | 2013-02-07 | ||
| CN201320072088 | 2013-02-07 | ||
| CN201320072074.7 | 2013-02-08 | ||
| CN201320072074 | 2013-02-08 | ||
| CN2013101308778A CN103248976A (en) | 2013-02-07 | 2013-04-16 | Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103248976A true CN103248976A (en) | 2013-08-14 |
Family
ID=48928156
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101308778A Pending CN103248976A (en) | 2013-02-07 | 2013-04-16 | Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment |
| CN2013201895170U Expired - Fee Related CN203193847U (en) | 2013-02-07 | 2013-04-16 | Device using power of electronic device to supply power for denoising earphone |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201895170U Expired - Fee Related CN203193847U (en) | 2013-02-07 | 2013-04-16 | Device using power of electronic device to supply power for denoising earphone |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN103248976A (en) |
| WO (1) | WO2014121576A1 (en) |
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| CN104541520A (en) * | 2014-05-30 | 2015-04-22 | 华为技术有限公司 | Earphone seat |
| CN104581474A (en) * | 2013-10-28 | 2015-04-29 | 美律电子(深圳)有限公司 | Handheld electronic device and corresponding ant-noise earphone |
| WO2015180179A1 (en) * | 2014-05-30 | 2015-12-03 | 华为技术有限公司 | Method, apparatus and system for supplying power to active noise cancelling earphone |
| CN105208188A (en) * | 2014-06-26 | 2015-12-30 | 帝奥微电子有限公司 | Signal processing system |
| EP2981096A3 (en) * | 2014-07-30 | 2016-04-20 | Samsung Electronics Co., Ltd | Audio device |
| WO2019056301A1 (en) * | 2017-09-22 | 2019-03-28 | 深圳传音通讯有限公司 | Noise-cancelling headphones |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106936955A (en) * | 2017-03-07 | 2017-07-07 | 广东欧珀移动通信有限公司 | Terminal |
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| CN104581474A (en) * | 2013-10-28 | 2015-04-29 | 美律电子(深圳)有限公司 | Handheld electronic device and corresponding ant-noise earphone |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2014121576A1 (en) | 2014-08-14 |
| CN203193847U (en) | 2013-09-11 |
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Application publication date: 20130814 |