CN105263079A - Bluetooth earphone capable of being changed into wired earphone, and charging device for Bluetooth earphone - Google Patents
Bluetooth earphone capable of being changed into wired earphone, and charging device for Bluetooth earphone Download PDFInfo
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- CN105263079A CN105263079A CN201510747259.7A CN201510747259A CN105263079A CN 105263079 A CN105263079 A CN 105263079A CN 201510747259 A CN201510747259 A CN 201510747259A CN 105263079 A CN105263079 A CN 105263079A
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Abstract
The invention discloses a Bluetooth earphone capable of being changed into a wired earphone, and the earphone comprises a Bluetooth earphone body and a data line. The Bluetooth earphone body comprises a main control board, a Bluetooth circuit disposed on the main control board, and a mother seat connected with the main control board. The data line comprises a son seat and a connector. The main control board and the input end of the mother seat are connected with each other through a plurality of first leads, and the output end of the mother seat is provided with a plurality of second leads. The input end of the son seat is provided with a plurality of third leads, and each third lead is corresponding to one second lead. The output end of the son seat is connected with the connector through a plurality of fourth leads. The first, second, third and fourth leads respectively comprise an audio transmission line. The audio transmission lines are connected with the Bluetooth circuit and the mother seat at the same time, and enable a sound generation unit to be driven by the main control board or external equipment connected with the data line. The mother seat is provided with a triggering switch, so as to enable the Bluetooth earphone body to be changed into the wired earphone when the mother seat is electrically connected with the son seat, thereby lowering the limits on the use of the Bluetooth earphone, and enlarges the application range of the Bluetooth earphone.
Description
Technical field
The present invention relates to technical field of electronic communication, particularly relate to a kind of bluetooth earphone and the charging device thereof that can be changed into wired earphone.
Background technology
Current bluetooth earphone both can have been separated and release the both hands of user, so that user drives or carries out that other are movable, and also can the music of wireless enjoyment mobile terminal playing.
But bluetooth earphone needs to mate with mobile terminal, when it fails to match, cannot use.In addition, bluetooth earphone needs battery to be its power supply, and when battery electric quantity deficiency, bluetooth earphone also cannot use, for the use of user brings inconvenience.
Summary of the invention
In view of this, be necessary that providing a kind of can be changed into wired earphone and the bluetooth earphone charged at any time by mobile device in fact, bluetooth earphone according to the demand of self, can be connected with mobile terminal by data wire, so that be converted to wired earphone by client.In addition, bluetooth earphone also according to the demand of self, can be connected with mobile device or other charging devices by data wire by client, so that is charging bluetooth earphone.Therefore, reduce the use restriction of bluetooth earphone, make the scope of application of bluetooth earphone wider, to meet the changeable demand of user.
Can be changed into a bluetooth earphone for wired earphone, it comprises bluetooth earphone body and data wire.The female seat that bluetooth earphone body comprises master control borad, is arranged at the Bluetooth circuit on master control borad and is connected with master control borad.Data wire comprises stroma and joint.Be connected by many first lead-in wires between master control borad and the input of female seat.First lead-in wire comprises triggering lead-in wire, audio transmission line and charging wire.Audio transmission line is connected with female seat with Bluetooth circuit simultaneously, and the external equipment that the phonation unit of bluetooth earphone body is connected by master control borad or data wire drives sounding.The output of female seat is provided with many second lead-in wires.Female seat comprises trigger switch.One end of trigger switch goes between with triggering and is connected, another termination predeterminated voltage of trigger switch.The input of stroma is provided with many 3rd lead-in wires, corresponding one second lead-in wire of every root the 3rd lead-in wire, and the output of stroma is connected with joint by many 4th lead-in wires, and first, second, third and fourth lead-in wire is all containing audio transmission line.By arranging trigger switch in female seat, when female seat and stroma are electrically connected, trigger switch conducting, the voltage triggered on lead-in wire becomes predeterminated voltage, master control borad closes Bluetooth circuit, so that bluetooth earphone body becomes wired earphone, the external equipment that namely bluetooth earphone body is connected by data wire drives sounding or charging.
Preferably, phonation unit comprise moving-coil type loudspeaker, moving-iron type unit or other can the monomer of sounding.
Preferably, trigger switch comprises electronic switch, mechanical switch or miniature control chip.
Preferably, mechanical switch comprises Magnetic sucking switch, and one end of Magnetic sucking switch goes between with triggering and is connected, another termination predeterminated voltage of Magnetic sucking switch.Female seat also comprises metal derby, and stroma also comprises the magnet of adhesive metal derby.During magnet attraction metal derby, Magnetic sucking switch conducting, the voltage triggered on lead-in wire becomes predeterminated voltage, and master control borad closes Bluetooth circuit, so that bluetooth earphone body becomes wired earphone.
Preferably, stroma comprises the first change-over circuit, the first change-over circuit, and the input for going between many 3rd is converted to the output of many 4th lead-in wires, and the 3rd radical gone between is more than the radical of the 4th lead-in wire.
Preferably, female seat also comprises the second change-over circuit.Second change-over circuit, the input for going between many first is converted to the output of many second lead-in wires.First radical gone between is more than the radical of the second lead-in wire.
Preferably, female seat also comprises the 3rd change-over circuit.3rd change-over circuit, the input for going between many first is converted to the output of many second lead-in wires.First radical gone between is more than the radical of the second lead-in wire.Stroma also comprises the 4th change-over circuit, the 4th change-over circuit, and the input for going between many 3rd is converted to the output of many 4th lead-in wires, and the radical of the 3rd lead-in wire is less than the radical of the 4th lead-in wire.
Preferably, each root second lead-in wire comprises at least one terminal or at least one pin.Each root the 3rd lead-in wire comprises at least one terminal or at least one pin.Each root the 4th lead-in wire comprises at least one terminal or at least one pin.
It should be noted that, the function of this second lead-in wire of each root in the present invention can be realized by multiple terminal or multiple pin.That is: one second lead-in wire does not represent is exactly a terminal or a pin, also can be multiple terminal or multiple pin.In other words, this second lead-in wire must not be related to the product numbers of terminals or number of pins realizing this second lead-in wire function.In like manner, one the 3rd lead-in wire product numbers of terminals of realizing the 3rd lead-in wire function with actual or number of pins must not be related to.The product numbers of terminals that one the 4th lead-in wire realizes the 4th lead-in wire function with actual or number of pins must not be related to.
Preferably, joint comprises audio connector, standard USB joint, miniUSB joint, microUSB joint or lightning joint.
Preferably, predeterminated voltage comprises the voltage of low level, high level or preset voltage value.
A kind of charging device, charging device is applied to the above-mentioned bluetooth earphone that can be changed into wired earphone, and this charging device comprises audio interface and USB interface, or miniUSB interface, microUSB interface, lightning interface, audio interface and stroma.
The present invention is by arranging trigger switch in female seat, and different change-over circuits is simplified and multiplexing lead-in wire, so that when female seat and stroma are electrically connected, this bluetooth earphone body becomes wired earphone.
Accompanying drawing explanation
Fig. 1 is the block diagram that the present invention can be changed into a kind of embodiment of bluetooth earphone of wired earphone.
Fig. 2 is the structural representation of a kind of embodiment of the bluetooth earphone that can be changed into wired earphone that Fig. 1 represents.
Fig. 3 is the structural representation of the another kind of embodiment of the bluetooth earphone that can be changed into wired earphone that Fig. 1 represents.
Fig. 4 is the structural representation of the another kind of embodiment of the bluetooth earphone that can be changed into wired earphone that Fig. 1 represents.
Fig. 5 is existing with the conspectus of line between the CSR series Bluetooth chip each parts of bluetooth earphone that are the master control borad of representative series.
Fig. 6 is the conspectus of a kind of embodiment of wired earphone expanded based on the bluetooth earphone of Fig. 5.
Fig. 7 is the female seat of the wired earphone of Fig. 6 realizes a kind of embodiment of multiple-input and multiple-output conspectus in conjunction with stroma.
Fig. 8 is the female seat of the wired earphone of Fig. 6 realizes the another kind of embodiment of multiple-input and multiple-output conspectus in conjunction with stroma.
Fig. 9 is the female seat of the wired earphone of Fig. 6 realizes the another kind of embodiment of multiple-input and multiple-output conspectus in conjunction with stroma.
Figure 10 is existing with a kind of conspectus of line between the ISSC series Bluetooth chip each parts of bluetooth earphone that are the master control borad of representative series.
Figure 11 is the conspectus based on a kind of embodiment of the wired earphone of bluetooth earphone expansion in Figure 10.
Figure 12 is the female seat of the wired earphone of Figure 11 realizes a kind of embodiment of multiple-input and multiple-output conspectus in conjunction with stroma.
Figure 13 is the female seat of the wired earphone of Figure 11 realizes the another kind of embodiment of multiple-input and multiple-output conspectus in conjunction with stroma.
Figure 14 is the structural representation of a kind of embodiment of charging device of the present invention.
Figure 15 is the structural representation of the another kind of embodiment of charging device of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described in further detail.
As shown in Figure 1, which show the block diagram of a kind of embodiment of the bluetooth earphone that can be changed into wired earphone.This bluetooth earphone that can be changed into wired earphone comprises bluetooth earphone body 1 and data wire 2.Wherein, this bluetooth earphone body 1 comprises left phonation unit 10, right phonation unit 11, the battery module 13 with baffle, line traffic control 12, master control borad 14 and female seat 15.This master control borad 14 is electrically connected with left phonation unit 10, right phonation unit 11, the battery module 13 with baffle, line traffic control 12, female seat 15 respectively.In addition, this data wire 2 comprises the stroma 21 and joint 22 that connect successively.After female seat in the present embodiment 15 and stroma 21 are electrically connected, namely bluetooth earphone body 1 becomes wired earphone, for charge for bluetooth earphone body 1 or for audio data transmission.In addition, after the joint 22 of the present embodiment and external equipment are electrically connected, for transmission of audio data or for charging for bluetooth earphone body 1.
As shown in Figure 2, which show the concrete structure of a kind of embodiment of the bluetooth earphone that can be changed into wired earphone.This bluetooth earphone that can be changed into wired earphone comprises bluetooth earphone body 1 and data wire 2, and this bluetooth earphone body 1 comprises left phonation unit 10, right phonation unit 11, the battery module (not shown) with baffle, line traffic control (not shown), master control borad (not shown) and female seat 15.In addition, this data wire 2 comprises stroma 21 and standard USB joint 23, and this standard USB joint 23 can be used for for bluetooth earphone body 1 charges.Such as: this standard USB joint 23 can be connected with panel computer, computer or other USB interface with the electronic equipment of USB interface, to charge to bluetooth earphone body 1.
As shown in Figure 3, which show the concrete structure of the another kind of embodiment of the bluetooth earphone that can be changed into wired earphone.This bluetooth earphone that can be changed into wired earphone comprises bluetooth earphone body 1 and data wire 2, and this bluetooth earphone body 1 comprises left phonation unit 10, right phonation unit 11, the battery module (not shown) with baffle, line traffic control (not shown), master control borad (not shown) and female seat 15.In addition, this data wire 2 comprises stroma 21 and miniUSB joint 24.This miniUSB joint 24 can be used for for bluetooth earphone body 1 charges.Such as: this miniUSB joint 24 can be connected with the charging inlet of mobile terminal (such as: panel computer, mobile phone etc.), to carry out the charging of OTG pattern to bluetooth earphone body 1.
As shown in Figure 4, which show the concrete structure of the another kind of embodiment of the bluetooth earphone that can be changed into wired earphone.This bluetooth earphone that can be changed into wired earphone comprises bluetooth earphone body 1 and data wire 2, and this bluetooth earphone body 1 comprises left phonation unit 10, right phonation unit 11, the battery module (not shown) with baffle, line traffic control (not shown), master control borad (not shown) and female seat 15.In addition, this data wire 2 comprises stroma 21 and audio connector 25.This audio connector 25 both may be used for charging for bluetooth earphone body 1 and may be used for the transmission of voice data.
As shown in Figure 5, which show existing with the conspectus of line between each parts of the CSR series Bluetooth chip bluetooth earphone that is the master control borad of representative series.In conspectus, left phonation unit 10 is connected with master control borad 14 by L-lead-in wire, L+ lead-in wire, and wherein L-lead-in wire represents the negative pole of left phonation unit 10, and L+ lead-in wire represents the positive pole of left phonation unit 10.In addition, right phonation unit 11 is connected with master control borad 14 by R-lead-in wire, R+ lead-in wire, and wherein, wherein R-lead-in wire represents the negative pole of right phonation unit 11, and R+ lead-in wire represents the positive pole of right phonation unit 11.Audio transmission line is L-lead-in wire, L+ lead-in wire, R-lead-in wire and R+ lead-in wire.In addition; the battery module 13 with baffle is connected with master control borad 14 by V1 lead-in wire, Vdd lead-in wire; wherein, what Vdd lead-in wire was powered for master control borad 14 for the battery module 13 with baffle supplies electrical lead, the charging lead-in wire that V1 lead-in wire charges for the battery module 13 with baffle for master control borad 14.In addition, the battery module 13 with baffle is provided with GND lead-in wire.In addition, line traffic control 12 is connected with master control borad 14 by key1 lead-in wire, Key2 lead-in wire, Key3 lead-in wire, and line traffic control 12 realizes the control to master control borad 14 by key1 lead-in wire, Key2 lead-in wire and Key3 lead-in wire.
It should be noted that, the Bluetooth chip that the master control borad 14 in Fig. 5 is CSR (CambridgeSiliconRadio) is representative series.Such as: CSR8645 chip and CSR8670 chip.The feature of the Bluetooth chip of the type is L-lead-in wire and R-lead-in wire is that master control borad two-way exports, and under bluetooth mode, L-lead-in wire and R-lead-in wire can not connect altogether.Other Bluetooth chips with above feature based on non-CSR Company realize technical scheme of the present invention all within protection scope of the present invention.
It should be noted that, the V1 lead-in wire in Fig. 5 and Vdd lead-in wire can be integrated into a lead-in wire in the master control borad of different series Bluetooth chip.
As shown in Figure 6, which show a kind of embodiment expanding to wired earphone with the CSR series Bluetooth chip bluetooth earphone that is the master control borad of representative series.In the present embodiment, left phonation unit 10 is connected with master control borad 14 by L-lead-in wire, L+ lead-in wire, and wherein L-lead-in wire represents the negative pole of left phonation unit 10, and L+ lead-in wire represents the positive pole of left phonation unit 10.In addition, right phonation unit 11 is connected with master control borad 14 by R-lead-in wire, R+ lead-in wire, and wherein, wherein R-lead-in wire represents the negative pole of right phonation unit 11, and R+ lead-in wire represents the positive pole of right phonation unit 11.In addition; the battery module 13 with baffle is connected with master control borad 14 by V1 lead-in wire, Vdd lead-in wire; wherein, what Vdd lead-in wire was powered for master control borad 14 for the battery module 13 with baffle supplies electrical lead, the charging lead-in wire that V1 lead-in wire charges for the battery module 13 with baffle for master control borad 14.In addition, the battery module 13 with baffle is provided with GND lead-in wire.In addition, line traffic control 12 is connected with master control borad 14 by key1 lead-in wire, Key2 lead-in wire, Key3 lead-in wire, and line traffic control 12 realizes the control to master control borad 14 by key1 lead-in wire, Key2 lead-in wire and Key3 lead-in wire.In addition, master control borad is connected with female seat 15 by L-lead-in wire, R-lead-in wire, GND lead-in wire, triggering lead-in wire, R+ lead-in wire, L+ lead-in wire, VCC lead-in wire.
It should be noted that, the Bluetooth chip that CSR (CambridgeSiliconRadio) is representative series.Such as: CSR8645 chip and CSR8670 chip.The feature of the Bluetooth chip of the type is L-lead-in wire and R-lead-in wire is that master control borad two-way exports, and under bluetooth mode, L-lead-in wire and R-lead-in wire can not connect altogether.Other Bluetooth chips with above feature based on non-CSR Company realize technical scheme of the present invention all within protection scope of the present invention.
As shown in Figure 7, which show female seat realizes multiple-input and multiple-output a kind of embodiment in conjunction with stroma.In the present embodiment, this female seat 15 comprises 7 first lead-in wires, 100,7 second lead-in wires 110 and mechanical switch, this first lead-in wire 100 comprises a L-lead-in wire, a R-lead-in wire, a GND lead-in wire, the first triggering lead-in wire, a R+ lead-in wire, one L+ lead-in wire and a Vcc go between, and namely comprise the first audio transmission line, first and trigger lead-in wire and the first charging wire.One L-lead-in wire, a R-lead-in wire, a R+ lead-in wire, a L+ lead-in wire is the first audio transmission line.One Vcc lead-in wire, a GND lead-in wire are the first charging wire.This second lead-in wire 110 comprises the 2nd L-lead-in wire, the 2nd R-lead-in wire, the 2nd GND lead-in wire, the second triggering lead-in wire, the 2nd R+ lead-in wire, and the 2nd L+ lead-in wire and the 2nd Vcc go between, and namely the second audio transmission line, second triggers and goes between and the second charging wire.2nd L-lead-in wire, the 2nd R-lead-in wire, the 2nd R+ lead-in wire, the 2nd L+ lead-in wire is the second audio transmission line.2nd Vcc lead-in wire, the 2nd GND lead-in wire are the second charging wire.Wherein, the first triggering lead-in wire and second triggers to go between and is connected the both sides of mechanical switch respectively.Second triggers lead-in wire is connected with predeterminated voltage.One L-lead-in wire goes between with the 2nd L-and is connected.One R-lead-in wire goes between with the 2nd R-and is connected.One R+ lead-in wire goes between with the 2nd R+ and is connected.One L+ lead-in wire goes between with the 2nd L+ and is connected.One Vcc lead-in wire goes between with the 2nd Vcc and is connected.Under charge mode, a GND lead-in wire goes between with the 2nd GND and is connected, and under wireline audio transmission mode, a GND lead-in wire goes between with the 2nd GND and can select to be connected or not connect.
In addition, this stroma 21 comprises 7 the 3rd lead-in wires, 200,4 the 4th lead-in wires 210 and the first change-over circuit 26.Wherein, the 3rd lead-in wire 200 comprises the 3rd L-lead-in wire, the 3rd R-lead-in wire, the 3rd GND lead-in wire, the 3rd triggering lead-in wire, the 3rd R+ lead-in wire, and the 3rd L+ lead-in wire and the 3rd Vcc go between, and namely the 3rd audio transmission line, the 3rd triggers and goes between and the 3rd charging wire.3rd L-lead-in wire, the 3rd R-lead-in wire, the 3rd R+ lead-in wire, the 3rd L+ lead-in wire is the 3rd audio transmission line.3rd Vcc lead-in wire, the 3rd GND lead-in wire are the 3rd charging wire.4th lead-in wire 210 comprises the 4th GND lead-in wire, the 4th Vcc lead-in wire, the 4th R+ lead-in wire, the 4th L+ lead-in wire, i.e. the 4th audio transmission line and the 4th charging wire.4th R+ lead-in wire and the 4th L+ lead-in wire are the 4th audio transmission line.4th Vcc lead-in wire, the 4th GND lead-in wire are the 4th charging wire.First change-over circuit is connected the 3rd L-lead-in wire, the 3rd R-lead-in wire, the 4th GND lead-in wire.3rd R+ lead-in wire goes between with the 4th R+ and is connected.3rd L+ lead-in wire goes between with the 4th L+ and is connected.3rd Vcc lead-in wire goes between with the 4th Vcc and is connected.3rd GND lead-in wire goes between with the 4th GND and is connected.
It should be noted that, this predeterminated voltage comprises the voltage of low-voltage, high voltage and preset voltage value, and therefore, the present embodiment can become wired earphone according to the demand of client trigger Bluetooth headset body under predeterminated voltage.
In certain embodiments, such as in the present embodiment, the first change-over circuit 26 is that the 3rd L-lead-in wire, the 3rd R-lead-in wire are gone between with the 4th GND respectively and be connected.
Composition graphs 7 illustrates that the operation principle of the present embodiment is as follows: when female seat 15 and stroma 21 mechanical bond, 3rd triggering lead-in wire and second triggers to go between and is connected, mechanical switch conducting, now first trigger lead-in wire connection predeterminated voltage, so that the first voltage triggered on lead-in wire becomes predeterminated voltage.When the change in voltage that master control borad 14 detects on the first triggering lead-in wire is predeterminated voltage, close the Bluetooth circuit on master control borad 14, so that bluetooth earphone body becomes wired earphone, namely under this state, by data line transfer voice data to bluetooth earphone body, or be this bulk charging of bluetooth earphone by data wire.
It should be noted that, realized the switch of Trigger Function of the present invention by other mechanical switch, electronic switch or miniature control chip, all within protection scope of the present invention.
It should be noted that, second triggering lead-in wire also can directly trigger to go between with first and be connected, 3rd triggers lead-in wire is connected with predeterminated voltage, when female seat 15 and stroma 21 mechanical bond, 3rd triggering lead-in wire and second triggers to go between and is connected, change in voltage on the first triggering lead-in wire is when being predeterminated voltage, close the Bluetooth circuit on master control borad 14, so that bluetooth earphone body becomes wired earphone to cause master control borad 14 to detect.This situation is all within protection scope of the present invention.
As shown in Figure 8, which show female seat realizes multiple-input and multiple-output another kind of embodiment in conjunction with stroma.In the present embodiment, this female seat 15 comprises 7 first lead-in wire the 100, second change-over circuits 16 and 4 second lead-in wires 110.This first lead-in wire 100 is respectively a L-lead-in wire, a R-lead-in wire, a GND lead-in wire, the first triggering lead-in wire, a R+ lead-in wire, a L+ lead-in wire and a Vcc and goes between, and namely the first audio transmission line, first triggers and goes between and the first charging wire.One L-lead-in wire, a R-lead-in wire, a R+ lead-in wire, a L+ lead-in wire is the first audio transmission line.One Vcc lead-in wire, a GND lead-in wire are the first charging wire.One end and first of Magnetic sucking switch is triggered to go between and is connected, and the other end of Magnetic sucking switch is connected with predeterminated voltage.This second lead-in wire comprises the 2nd GND lead-in wire, the 2nd Vcc lead-in wire, the 2nd L+ lead-in wire, the 2nd R+ lead-in wire, i.e. the second audio transmission line and the second charging wire.2nd R+ lead-in wire, the 2nd L+ lead-in wire, the 2nd GND lead-in wire are the second audio transmission line.2nd Vcc, the 2nd GND lead-in wire are the second charging wire.Wherein, one end of the second change-over circuit 16 goes between with a L-respectively, a R-goes between and is connected, and the other end of the second change-over circuit 16 goes between with the 2nd GND and is connected.One R+ lead-in wire goes between with the 2nd R+ and is connected.One L+ lead-in wire goes between with the 2nd L+ and is connected.One Vcc lead-in wire goes between with the 2nd Vcc and is connected.Under charge mode, a GND lead-in wire goes between with the 2nd GND and is connected, and under wireline audio transmission mode, a GND lead-in wire goes between with the 2nd GND and can select to be connected or not connect.
It should be noted that, this predeterminated voltage comprises the voltage of low-voltage, high voltage and preset voltage value, and therefore, the present embodiment can become wired earphone according to the demand of client trigger Bluetooth headset body under predeterminated voltage.
It should be noted that, realized the switch of Trigger Function of the present invention by other mechanical switch, electronic switch or miniature control chip, all within protection scope of the present invention.
In certain embodiments, such as in the present embodiment, the second change-over circuit 16 comprises two Magnetic sucking switches, and a L-lead-in wire to go between with the 2nd GND through a Magnetic sucking switch and is connected, and a R-goes between to go between with the 2nd GND through two Magnetic sucking switches and is connected.
In addition, this stroma 21 comprise 4 the 3rd lead-in wires 200, can the magnet of metal derby of adhesive female seat 15 and 4 the 4th lead-in wires 210,3rd lead-in wire 200 comprises the 3rd GND lead-in wire, the 3rd Vcc lead-in wire, the 3rd L+ lead-in wire and the 3rd R+ and goes between, i.e. the 3rd audio transmission line and the 3rd charging wire.3rd L+ lead-in wire, the 3rd R+ lead-in wire, the 3rd GND lead-in wire are the 3rd audio transmission line.3rd Vcc lead-in wire, the 3rd GND lead-in wire are the 3rd charging wire.4th lead-in wire 210 comprises the 4th GND lead-in wire, the 4th Vcc lead-in wire, the 4th L+ lead-in wire and the 4th R+ and goes between, i.e. the 4th audio transmission line and the 4th charging wire.4th R+ lead-in wire, the 4th L+ lead-in wire, the 4th GND lead-in wire are the 4th audio transmission line.4th Vcc lead-in wire, the 4th GND lead-in wire are the 4th charging wire.Wherein, the 3rd Vcc lead-in wire goes between with the 4th Vcc and is connected.3rd L+ lead-in wire goes between with the 4th L+ and is connected.3rd R+ lead-in wire goes between with the 4th R+ and is connected.3rd GND lead-in wire goes between with the 4th GND and is connected.
Composition graphs 8 illustrates that the operation principle of the present embodiment is as follows: when the metal derby of the magnet attraction female seat 15 of stroma 21, Magnetic sucking switch conducting in female seat 15, therefore, first voltage triggered on lead-in wire becomes predeterminated voltage, when master control borad 14 detects that the change in voltage on the first triggering lead-in wire is predeterminated voltage, close the Bluetooth circuit on master control borad 14, so that bluetooth earphone body becomes wired earphone.
In addition, the Magnetic sucking switch conducting of female seat 15, so that the second change-over circuit 16 conducting, a L-lead-in wire to go between with a R-through the second change-over circuit 16 and is connected.Therefore, 7 first lead-in wires 100 are converted to 4 the 4th lead-in wires 210 by female seat, namely under this state, by data line transfer voice data to bluetooth earphone body, or are this bulk charging of bluetooth earphone by data wire.
The present embodiment is simplified the number of leads be connected between female seat 15 with stroma 21, improves the stability of product and easy-to-use degree, and connector can be made more miniaturized.
As shown in Figure 9, which show female seat realizes multiple-input and multiple-output another kind of embodiment in conjunction with stroma.In the present embodiment, female seat 15 comprises 7 first lead-in wire the 100, the 3rd change-over circuits and 3 second lead-in wires 110.Wherein, the first lead-in wire 100 is respectively a L-lead-in wire, a R-lead-in wire, a GND lead-in wire, the first triggering lead-in wire, a R+ lead-in wire, a L+ lead-in wire and a Vcc and goes between, and namely audio transmission line, first triggers and goes between and charging wire.One L-lead-in wire, a R-lead-in wire, a R+ lead-in wire, a L+ lead-in wire is audio transmission line.One Vcc lead-in wire, a GND lead-in wire are charging wire.Second lead-in wire 110 comprises the 2nd GND lead-in wire, the 2nd R+ lead-in wire and a L+/Vcc and goes between.Wherein, a L+/Vcc lead-in wire is audio transmission and charging multiplexing line.2nd R+ lead-in wire is audio transmission line, and the 2nd GND lead-in wire is audio transmission and charging multiplexing earth.3rd change-over circuit comprises switching circuit 17 and selection circuit 18.Wherein, one end of switching circuit 17 goes between with a L-respectively, a R-goes between and is connected, and the other end of switching circuit 17 goes between with the 2nd GND respectively and is connected.One end of selection circuit 18 goes between with a Vcc respectively, a L+ goes between and is connected, and the other end of selection circuit 18 goes between with a L+/Vcc and is connected.One R+ lead-in wire goes between with the 2nd R+ and is connected.Under charge mode, a GND lead-in wire goes between with the 2nd GND and is connected, and under wireline audio transmission mode, a GND lead-in wire goes between with the 2nd GND and can select to be connected or not connect.
It should be noted that, this predeterminated voltage comprises the voltage of low-voltage, high voltage and preset voltage value, and therefore, the present embodiment can become wired earphone according to the demand of client trigger Bluetooth headset body under predeterminated voltage.
In addition, this stroma 21 comprises 3 the 3rd lead-in wire the 200, the 4th change-over circuit 27 and 4 the 4th lead-in wires 210.3rd lead-in wire 200 comprises the 3rd GND lead-in wire, the 2nd L+/Vcc lead-in wire and the 3rd R+ and goes between, and the 2nd L+/Vcc lead-in wire is audio transmission and charging multiplexing line.3rd R+ lead-in wire is audio transmission line, and the 3rd GND lead-in wire is audio transmission and charging multiplexing earth.4th lead-in wire 210 comprises the 4th GND lead-in wire, the 2nd Vcc lead-in wire and the 2nd L+ goes between and the 4th R+ goes between.4th R+ lead-in wire, the 2nd L+ lead-in wire, the 4th GND lead-in wire are audio transmission line.2nd Vcc lead-in wire, the 4th GND lead-in wire are charging wire.One end of 4th change-over circuit 27 goes between with the 2nd L+/Vcc and is connected, and the other end of the 4th change-over circuit goes between with the 2nd Vcc respectively, the 2nd L+ goes between and is connected.3rd R+ lead-in wire goes between with the 4th R+ and is connected.3rd GND lead-in wire goes between with the 4th GND and is connected.
In certain embodiments, such as the present embodiment, switching circuit 17 comprises two Magnetic sucking switches, and a L-lead-in wire to go between with the 2nd GND through a Magnetic sucking switch and is connected.One R-lead-in wire to go between with the 2nd GND through two Magnetic sucking switches and is connected.
In certain embodiments, such as the present embodiment, selection circuit 18 comprises a double switch.One end of this double switch goes between with a L+ respectively, a Vcc goes between and is connected, and the other end of this double switch goes between with a L+/Vcc and is connected.
In certain embodiments, such as, in the present embodiment, one end of the 4th change-over circuit 27 goes between with the 2nd L+/Vcc and is connected, and the other end of the 4th change-over circuit goes between with the 2nd Vcc respectively, the 2nd L+ goes between and is connected.
It should be noted that, in this example, what selection circuit 18 was taked is by a L+ lead-in wire and a Vcc goes between and is multiplexed with a L+/Vcc by selection circuit and goes between, now one end of the 4th change-over circuit 27 goes between with the 2nd L+/Vcc and is connected, and the other end of the 4th change-over circuit 27 goes between with the 2nd Vcc respectively, the 2nd L+ goes between and is connected.With should adopt by the one R+ lead-in wire with a Vcc go between by selection circuit be multiplexed with a R+/Vcc go between time, now one end of the 4th change-over circuit 27 goes between with the 2nd R+/Vcc and is connected, and the other end of the 4th change-over circuit 27 goes between with the 2nd Vcc respectively, the 2nd R+ goes between and is connected.This situation is all within protection scope of the present invention.
Composition graphs 9 illustrates that the operation principle of the present embodiment is as follows: when the metal derby of the magnet attraction female seat 15 of stroma 21, Magnetic sucking switch conducting in female seat 15, therefore, first voltage triggered on lead-in wire becomes predeterminated voltage, when master control borad 14 detects that the change in voltage on the first triggering lead-in wire is predeterminated voltage, close the Bluetooth circuit on master control borad 14, so that bluetooth earphone body becomes wired earphone.
When data wire 2 external charge device, the Magnetic sucking switch conducting of female seat 15, so that switching circuit 17 conducting, a L-lead-in wire is through switching circuit 17 ground connection, and a R-lead-in wire is through switching circuit 17 ground connection.Meanwhile, a termination the one Vcc of selection circuit 18 goes between, and another termination the one L+/Vcc of selection circuit 18 goes between.Therefore, when 7 first lead-in wires 100 are converted to 3 second lead-in wires 110 by the present embodiment female seat 15, be this bulk charging of bluetooth earphone.
When data wire 2 external audio frequency interface, the Magnetic sucking switch conducting of female seat 15, so that switching circuit 17 conducting, a L-lead-in wire to go between with a R-through switching circuit 17 and is connected.One termination the one L+ of selection circuit 18 goes between, and another termination the one L+/Vcc of selection circuit 18 goes between.Therefore, when 7 first lead-in wires 100 are converted to 3 second lead-in wires 110 by the present embodiment female seat 15, transmission of audio data.
It should be noted that, realized the switch of Trigger Function of the present invention by other mechanical switch, electronic switch or miniature control chip, all within protection scope of the present invention.
The present embodiment is simplified the number of leads be connected between female seat 15 with stroma 21, improves the stability of product and easy-to-use degree, and connector can be made more miniaturized.
As shown in Figure 10, which show existing with the another kind of conspectus of line between each parts of the ISSC series Bluetooth chip bluetooth earphone that is the master control borad of representative series.In this conspectus, left phonation unit 10 is connected with master control borad 14 by L-/GND lead-in wire, L+ lead-in wire, and wherein L-/GND lead-in wire represents the negative pole of left phonation unit 10, and L-/GND lead-in wire goes between with the GND of master control borad 14 and is connected.L+ lead-in wire represents the positive pole of left phonation unit 10.In addition, right phonation unit 11 is connected with master control borad 14 by R-/GND lead-in wire, R+ lead-in wire, and wherein, R-/GND lead-in wire represents the negative pole of right phonation unit 11, and R-/GND lead-in wire goes between with the GND of master control borad 14 and is connected.R+ lead-in wire represents the positive pole of right phonation unit 11.In addition; the battery module 13 with baffle is connected with master control borad 14 by V1 lead-in wire, Vdd lead-in wire; wherein, what Vdd lead-in wire was powered for master control borad 14 for the battery module 13 with baffle supplies electrical lead, the charging lead-in wire that V1 lead-in wire charges for the battery module 13 with baffle for master control borad 14.In addition, the battery module 13 with baffle is provided with GND lead-in wire.In addition, line traffic control 12 is connected with master control borad 14 by key1 lead-in wire, Key2 lead-in wire, Key3 lead-in wire, and line traffic control 12 realizes the control to master control borad 14 by key1 lead-in wire, Key2 lead-in wire and Key3 lead-in wire.
It should be noted that, in Figure 10 master control borad 14 for ISSC be the Bluetooth chip of representative series.The feature of the Bluetooth chip of the type is L-lead-in wire and R-lead-in wire is that master control borad single channel exports, and under bluetooth mode, L-lead-in wire and R-lead-in wire can connect altogether.Other Bluetooth chips with above feature based on non-ISSC series realize technical scheme of the present invention all within protection scope of the present invention.
It should be noted that, the V1 lead-in wire in Figure 10 and Vdd lead-in wire can be integrated into a lead-in wire in the master control borad of different series Bluetooth chip.
As shown in figure 11, which show a kind of embodiment expanding to wired earphone with the ISSC series Bluetooth chip bluetooth earphone that is the master control borad of representative series.In the present embodiment, left phonation unit 10 is connected with master control borad 14 by L-/GND lead-in wire, L+ lead-in wire, and wherein L-/GND lead-in wire represents the negative pole of left phonation unit 10, and L-/GND lead-in wire goes between with the GND of master control borad 14 and is connected.L+ lead-in wire represents the positive pole of left phonation unit 10.In addition, right phonation unit 11 is connected with master control borad 14 by R-/GND lead-in wire, R+ lead-in wire.Wherein, R-/GND lead-in wire represents the negative pole of right phonation unit 11, and R-/GND lead-in wire goes between with the GND of master control borad 14 and is connected.R+ lead-in wire represents the positive pole of right phonation unit.In addition; the battery module 13 with baffle is connected with master control borad 14 by V1 lead-in wire, Vdd lead-in wire; wherein, what Vdd lead-in wire was powered for master control borad 14 for the battery module 13 with baffle supplies electrical lead, the charging lead-in wire that V1 lead-in wire charges for the battery module 13 with baffle for master control borad 14.In addition, the battery module 13 with baffle is provided with GND lead-in wire.In addition, line traffic control 12 is connected with master control borad 14 by key1 lead-in wire, Key2 lead-in wire, Key3 lead-in wire, and line traffic control 12 realizes the control to master control borad 14 by key1 lead-in wire, Key2 lead-in wire and Key3 lead-in wire.In addition, master control borad is connected with female seat 15 by GND lead-in wire, triggering lead-in wire, R+ lead-in wire, L+ lead-in wire, VCC lead-in wire.
It should be noted that, master control borad uses the Bluetooth chip of other series of non-ISSC series, and this chip has L-lead-in wire and R-lead-in wire is the feature that master control borad single channel exports, and under bluetooth mode, L-lead-in wire and R-lead-in wire can connect altogether.Other Bluetooth chips with above feature based on non-ISSC series realize technical scheme of the present invention all within protection scope of the present invention.
As shown in figure 12, which show female seat realizes multiple-input and multiple-output another kind of embodiment in conjunction with stroma.In the present embodiment, female seat 15 comprises 5 first lead-in wires 100, Magnetic sucking switch, metal derby and 4 second lead-in wires 110.Wherein, the first lead-in wire 100 is respectively a GND lead-in wire, the first triggering lead-in wire, a R+ lead-in wire, a L+ lead-in wire and a Vcc and goes between, i.e. the first audio transmission line, first triggers line, the first charging wire.One R+ lead-in wire, a L+ lead-in wire, a GND lead-in wire are the first audio transmission line.One Vcc lead-in wire, a GND lead-in wire are the first charging wire.Second lead-in wire 110 comprises the 2nd GND lead-in wire, the 2nd Vcc lead-in wire, the 2nd L+ lead-in wire and the 2nd R+ and goes between, i.e. the second audio transmission line, the second charging wire.2nd R+ lead-in wire, the 2nd L+ lead-in wire, the 2nd GND lead-in wire are the second audio transmission line.2nd Vcc lead-in wire, the 2nd GND lead-in wire are the second charging wire.One end and first of Magnetic sucking switch is triggered to go between and is connected, another termination predeterminated voltage of Magnetic sucking switch.One Vcc lead-in wire goes between with the 2nd Vcc and is connected.One L+ lead-in wire goes between with the 2nd L+ and is connected.One R+ lead-in wire goes between with the 2nd R+ and is connected.One GND lead-in wire goes between with the 2nd GND and is connected.
It should be noted that, this predeterminated voltage comprises the voltage of low-voltage, high voltage and preset voltage value, and therefore, the present embodiment can become wired earphone according to the demand of client trigger Bluetooth headset body under predeterminated voltage.
It should be noted that, realized the switch of Trigger Function of the present invention by other mechanical switch, electronic switch or miniature control chip, all within the protection range of the present embodiment.
This stroma 21 comprise 4 the 3rd lead-in wires 200, can the magnet of metal derby in adhesive female seat 15 and 4 the 4th lead-in wires 210.3rd lead-in wire 200 comprises the 3rd GND lead-in wire, the 3rd Vcc lead-in wire, the 3rd L+ lead-in wire and the 3rd R+ and goes between, i.e. the 3rd audio transmission line, the 3rd charging wire.3rd L+ lead-in wire, the 3rd R+ lead-in wire, the 3rd GND lead-in wire are the 3rd audio transmission line.3rd Vcc lead-in wire, the 3rd GND lead-in wire are the 3rd charging wire.4th lead-in wire comprises the 4th GND lead-in wire, the 4th Vcc lead-in wire, the 4th L+ lead-in wire and the 4th R+ and goes between, i.e. the 4th audio transmission line, the 4th charging wire.4th L+ lead-in wire, the 4th R+ lead-in wire, the 4th GND lead-in wire are the 4th audio transmission line.4th Vcc lead-in wire, the 4th GND lead-in wire are the 4th charging wire.3rd Vcc lead-in wire goes between with the 4th Vcc and is connected.3rd L+ lead-in wire goes between with the 4th L+ and is connected.3rd R+ lead-in wire goes between with the 4th R+ and is connected.3rd GND lead-in wire goes between with the 4th GND and is connected.
Illustrate that the operation principle of the present embodiment is as follows in conjunction with Figure 12: when the metal derby of the magnet attraction female seat 15 of stroma 21, Magnetic sucking switch conducting in female seat 15, therefore, first voltage triggered on lead-in wire becomes predeterminated voltage, when master control borad 14 detects that the change in voltage on the first triggering lead-in wire is predeterminated voltage, close the Bluetooth circuit on master control borad 14, so that bluetooth earphone body becomes wired earphone, namely under this state, by data line transfer voice data to bluetooth earphone body, or be this bulk charging of bluetooth earphone by data wire.
Master control borad 14 in the present embodiment is under bluetooth state, and L-lead-in wire and the right phonation unit R-lead-in wire of left phonation unit can connect altogether, and common lead-in wire with the GND of master control borad 14 is connected.Therefore, simplify the number of leads that master control borad 14 exports female seat 15 to, cause female seat 15 can not make lead-in wire when simplifying, can be connected with the stroma 21 of jointing 22.
As shown in figure 13, which show female seat realizes multiple-input and multiple-output another kind of embodiment in conjunction with stroma.In the present embodiment, female seat 15 comprises 5 first lead-in wires 100, Magnetic sucking switch, selection circuit 18, metal derby and 3 second lead-in wires 110.Wherein, first lead-in wire 100 be respectively the one GND lead-in wire, first trigger lead-in wire, the one R+ lead-in wire, the one L+ lead-in wire and a Vcc go between, namely comprise audio transmission line, first trigger go between, charging wire.One R+ lead-in wire, a L+ lead-in wire, a GND lead-in wire are audio transmission line.One Vcc lead-in wire, a GND lead-in wire are charging wire.Second lead-in wire 110 comprises the 2nd GND lead-in wire, a L+/Vcc lead-in wire and the 2nd R+ and goes between.One L+/Vcc lead-in wire is audio transmission and charging multiplexing line, and the 2nd R+ lead-in wire is audio transmission line, and the 2nd GND lead-in wire is audio transmission and charging multiplexing earth.One R+ lead-in wire goes between with the 2nd R+ and is connected.One GND lead-in wire goes between with the 2nd GND and is connected.
In certain embodiments, such as the present embodiment, selection circuit 18 comprises a double switch.One end of this double switch goes between with a L+ respectively, a Vcc goes between and is connected, and the other end of this double switch goes between with a L+/Vcc and is connected.
It should be noted that, this predeterminated voltage comprises the voltage of low-voltage, high voltage and preset voltage value, and therefore, the present embodiment can become wired earphone according to the demand of client trigger Bluetooth headset body under predeterminated voltage.
In addition, this stroma 21 comprises 3 the 3rd lead-in wire the 200, the 4th change-over circuit 27 and 4 the 4th lead-in wires 210.3rd lead-in wire 200 comprises the 3rd GND lead-in wire, the 2nd L+/Vcc lead-in wire and the 3rd R+ and goes between.2nd L+/Vcc lead-in wire is audio transmission and charging multiplexing line, and the 3rd R+ lead-in wire is audio transmission line, and the 3rd GND lead-in wire is audio transmission and charging multiplexing earth.4th lead-in wire 210 comprises the 4th GND lead-in wire, the 2nd Vcc lead-in wire and the 2nd L+ goes between and the 4th R+ goes between, i.e. audio transmission and charging multiplexing line.One end of 4th change-over circuit 27 goes between with the 2nd L+/Vcc and is connected, and the other end of the 4th change-over circuit goes between with the 2nd Vcc respectively, the 2nd L+ goes between and is connected.3rd GND lead-in wire goes between with the 4th GND and is connected.3rd R+ lead-in wire goes between with the 4th R+ and is connected.
In certain embodiments, such as, in the present embodiment, the 4th change-over circuit 27 is that the 2nd L+/Vcc lead-in wire goes between with the 2nd Vcc respectively and the 2nd L+ goes between and is connected.
Illustrate that the operation principle of the present embodiment is as follows in conjunction with Figure 13: when the metal derby of the magnet attraction female seat 15 of stroma 21, Magnetic sucking switch conducting in female seat 15, therefore, first voltage triggered on lead-in wire becomes predeterminated voltage, when master control borad 14 detects that the change in voltage on the first triggering lead-in wire is predeterminated voltage, close the Bluetooth circuit on master control borad 14, so that bluetooth earphone body becomes wired earphone.
When data wire 2 external charge device, a termination the one Vcc of selection circuit 18 goes between, and another termination the one L+/Vcc of selection circuit 18 goes between.Therefore, when 5 first lead-in wires are converted to 3 the 4th lead-in wires by the present embodiment female seat 15, be this bulk charging of bluetooth earphone.
When data wire 2 external audio frequency interface, a termination the one L+ of selection circuit 18 goes between, and another termination the one L+/Vcc of selection circuit 18 goes between.Therefore, when 5 first lead-in wires are converted to 3 second lead-in wires by the present embodiment female seat 15, transmission of audio data.
It should be noted that, realized the switch of Trigger Function of the present invention by other mechanical switch, electronic switch or miniature control chip, all within the protection range of the present embodiment.
It should be noted that, in this example, what selection circuit 18 was taked is by a L+ lead-in wire and a Vcc goes between and is multiplexed with a L+/Vcc by selection circuit and goes between, now one end of the 4th change-over circuit 27 goes between with the 2nd L+/Vcc and is connected, and the other end of the 4th change-over circuit 27 goes between with the 2nd Vcc respectively, the 2nd L+ goes between and is connected.With should adopt by the one R+ lead-in wire with a Vcc go between by selection circuit be multiplexed with a R+/Vcc go between time, now one end of the 4th change-over circuit 27 goes between with the 2nd R+/Vcc and is connected, and the other end of the 4th change-over circuit 27 goes between with the 2nd Vcc respectively, the 2nd R+ goes between and is connected.This situation is all within protection scope of the present invention.
The present embodiment is simplified further to the number of leads be connected between female seat 15 with stroma 21, improves the stability of product and easy-to-use degree, and connector can be made more miniaturized.
As shown in figure 14, which show a kind of embodiment of charging device.In the present embodiment, this charging device comprises lid 31 and portable power source body 32.This lid 31 can cover on this portable power source body 32.The end face of this portable power source body 32 is provided with stroma 33.After this stroma 33 and the female seat of the bluetooth earphone that can be changed into wired earphone are electrically connected, this portable power source body 32 can be this bulk charging of bluetooth earphone.In addition, the side of portable power source body 32 is provided with a miniUSB interface 34, and after miniUSB joint and miniUSB interface 34 are electrically connected, this portable power source body 32 can be this bulk charging of bluetooth earphone.In addition, another side of portable power source body 32 is also provided with an audio interface 35, after audio connector and audio interface 35 are electrically connected, this portable power source body 32 can be this bulk charging of bluetooth earphone.
It should be noted that, charging device arranges the MicroUSB interface corresponding with microUSB joint, or the lightning interface etc. corresponding with lightning joint is set.To realize after joint and interface are electrically connected, be the technical scheme of this bulk charging of bluetooth earphone or audio data transmission, all within protection scope of the present invention.
As shown in figure 15, which show the another kind of embodiment of charging device.In the present embodiment, this charging device comprises USB interface 41, audio interface 42 and plug 43.This plug 43 and external civil power, and after this USB interface 41 and the standard USB joint of the bluetooth earphone that can be changed into wired earphone be electrically connected, namely can be this bulk charging of bluetooth earphone.The external civil power of this plug 43, and after this audio interface 42 and the audio connector of the bluetooth earphone that can be changed into wired earphone be electrically connected, namely can be this bulk charging of bluetooth earphone.
Be described in detail the embodiment of invention above, but it is as example, the present invention does not limit and embodiment described above.For a person skilled in the art, any equivalent modifications or alternative also all among category of the present invention that this invention is carried out, therefore, not departing from the equalization conversion and amendment, improvement etc. done under the spirit and principles in the present invention scope, all should contain within the scope of the invention.
Claims (9)
1. can be changed into a bluetooth earphone for wired earphone, it is characterized in that, it comprises bluetooth earphone body and data wire; The female seat that described bluetooth earphone body comprises master control borad, is arranged at the Bluetooth circuit on described master control borad and is connected with described master control borad, gone between by many first between described master control borad and the input of described female seat and be connected, described first lead-in wire comprises triggering lead-in wire, audio transmission line and charging wire, described audio transmission line is connected with described female seat with described Bluetooth circuit simultaneously, the external equipment that the phonation unit of described bluetooth earphone body is connected by described master control borad or described data wire drives sounding, and the output of described female seat is provided with many second lead-in wires; Described female seat comprises trigger switch, one end of described trigger switch with described trigger to go between be connected, another termination predeterminated voltage of described trigger switch; Described data wire comprises stroma and joint, and the input of described stroma is provided with many 3rd lead-in wires, corresponding described second lead-in wire of the 3rd lead-in wire described in each root, and the output of described stroma is connected with described joint by many 4th lead-in wires; First, second, third and fourth lead-in wire described is all containing audio transmission line; When described female seat and described stroma are electrically connected, described trigger switch conducting, the described voltage triggered on lead-in wire becomes described predeterminated voltage, described master control borad closes described Bluetooth circuit, so that described bluetooth earphone body becomes wired earphone, so that the external equipment that described bluetooth earphone body is connected by described data wire drives sounding or charging.
2. the bluetooth earphone that can be changed into wired earphone according to claim 1, is characterized in that, described trigger switch comprises electronic switch, mechanical switch or miniature control chip.
3. the bluetooth earphone that can be changed into wired earphone according to claim 2, is characterized in that, described mechanical switch comprises Magnetic sucking switch, one end of described Magnetic sucking switch with described trigger to go between be connected, predeterminated voltage described in another termination of described Magnetic sucking switch; Described female seat also comprises metal derby, and described stroma also comprises the magnet of metal derby described in adhesive; Described in described magnet attraction during metal derby, described Magnetic sucking switch conducting, the voltage on described triggering lead-in wire becomes described predeterminated voltage, and described master control borad closes described Bluetooth circuit, so that described bluetooth earphone body becomes wired earphone.
4. the bluetooth earphone that can be changed into wired earphone according to claim 1, it is characterized in that, described stroma comprises the first change-over circuit, described first change-over circuit, for the input of many described 3rd lead-in wires being converted to the output of many described 4th lead-in wires, the described 3rd radical gone between is more than the radical of described 4th lead-in wire.
5. the bluetooth earphone that can be changed into wired earphone according to claim 1, it is characterized in that, described female seat also comprises the second change-over circuit, described second change-over circuit, for the input of many described first lead-in wires being converted to the output of many described second lead-in wires, the described first radical gone between is more than the radical of described second lead-in wire.
6. the bluetooth earphone that can be changed into wired earphone according to claim 1, it is characterized in that, described female seat also comprises the 3rd change-over circuit, described 3rd change-over circuit, for the input of many described first lead-in wires being converted to the output of many described second lead-in wires, the described first radical gone between is more than the radical of described second lead-in wire; Described stroma also comprises the 4th change-over circuit, described 4th change-over circuit, and for the input of many described 3rd lead-in wires being converted to the output of many described 4th lead-in wires, the radical of described 3rd lead-in wire is less than the radical of described 4th lead-in wire.
7. the bluetooth earphone that can be changed into wired earphone according to claim 1, is characterized in that, described joint comprises audio connector, standard USB joint, miniUSB joint, microUSB joint, lightning joint.
8. the bluetooth earphone that can be changed into wired earphone according to claim 1, is characterized in that, described predeterminated voltage comprises the voltage of low level, high level or preset voltage value.
9. a charging device, described charging device is applied to the described bluetooth earphone that can be changed into wired earphone of one of claim 1 ~ 8, it is characterized in that, it comprises audio interface and USB interface, or miniUSB interface, microUSB interface, lightning interface, described audio interface and described stroma.
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| CN201510747259.7A CN105263079A (en) | 2015-11-05 | 2015-11-05 | Bluetooth earphone capable of being changed into wired earphone, and charging device for Bluetooth earphone |
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| CN201510747259.7A CN105263079A (en) | 2015-11-05 | 2015-11-05 | Bluetooth earphone capable of being changed into wired earphone, and charging device for Bluetooth earphone |
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| US11240584B2 (en) | 2019-03-18 | 2022-02-01 | Binatone Electronics International Ltd. | Earphone systems |
| GB2599243A (en) * | 2019-03-18 | 2022-03-30 | Binatone Electronics Int Ltd | Earphone systems |
| USD957360S1 (en) | 2019-03-18 | 2022-07-12 | Binatone Electronics International Ltd. | Earphones |
| USD909753S1 (en) | 2019-09-06 | 2021-02-09 | Binatone Electronics International Ltd. | Earphones storage case |
| WO2021044391A1 (en) * | 2019-09-06 | 2021-03-11 | Binatone Electronics International Ltd | Storage cases to store an earphone system |
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Application publication date: 20160120 |