Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the structural representation that the invention provides a kind of the first embodiment of mobile phone terminal, as shown in Figure 1, comprising:
Mobile phone main body 11 and bluetooth earphone 12;
Mobile phone main body 11 comprises:
For the charging circuit 111 charging to bluetooth earphone 12;
And for placing the placement unit 112 of bluetooth earphone 12, the output port of charging circuit 111 is positioned at placement unit 112.
It should be noted that, charging circuit 111 can be specifically circuit as shown in Figure 2, the input IN of chip U802 is connected with mobile phone main body 11 internal circuits by interface VBAT, the output OUT of chip U802 is connected with filter capacitor C825, be connected with filter capacitor TV804 and C814 by fuse FU801 again, then be connected with bluetooth earphone 12 by an interface J901.Certainly chip U802 can have the control port of a control output end mouth OUT, as the control port being connected with BT_CHARGE_CTRL in Fig. 2, whether output signal is by the control of BT_CHARGE_CTRL output low and high level for the output port OUT of chip U802, if the output signal of BT_CHARGE_CTRL is the output port OUT output signal of U802 of high level, if the output signal of BT_CHARGE_CTRL is the not output signal of output port OUT of U802 of low level.
Bluetooth earphone 12 comprises:
When bluetooth earphone 12 is placed on placement unit 112 when interior, for being connected with the output port of charging circuit 111, and the charhing unit 121 charging.
Be understandable that, the charhing unit 121 that is positioned over bluetooth earphone 12 when bluetooth earphone 12 will be connected with the charging circuit of mobile phone main body 11 111, this just can realize mobile phone main body 11 and bluetooth earphone 12 binds together, and can realize mobile phone main body 11 and charge for bluetooth earphone 12.
The present embodiment comprises mobile phone main body and bluetooth earphone, and described mobile phone main body comprises: for giving the charging circuit of described charging bluetooth earphone, and for placing the placement unit of described bluetooth earphone, the output port of described charging circuit is positioned at described placement unit; Described bluetooth earphone comprises: when described bluetooth earphone is placed in described placement unit, and for being connected with the output port of described charging circuit, and the charhing unit charging.Can realize hand-set host like this and bluetooth earphone binds together, easy to carry, and mobile phone main body can be charging bluetooth earphone.
Fig. 3 is the structural representation that the invention provides a kind of the second embodiment of mobile phone terminal, as shown in Figure 3, comprising:
Mobile phone main body 21 and bluetooth earphone 22;
Described mobile phone main body 21 comprises:
For the charging circuit 211 charging to bluetooth earphone 22;
For placing the placement unit 212 of bluetooth earphone 22, the output port of charging circuit 211 is positioned at described placement unit 212;
Be connected with charging circuit 211, for controlling the control switch 213 of charging circuit 211;
Be connected with control switch 213, for in the time that control switch 213 is processed in opening, the information of the current voltage that comprises bluetooth earphone 22 that reception bluetooth earphone 22 sends, and judge whether the current voltage of bluetooth earphone 22 is less than the first judging unit 214 of preset charging voltage;
And be connected with the first judging unit 214 with control switch 213, in the time that the first judging unit 214 judges that the current voltage of bluetooth earphone 22 is greater than preset charging voltage, the control unit 215 of closing control switch 213.
It should be noted that the information that control unit 215 is also full of for receiving electric weight that bluetooth earphone 22 sends, and closing control switch 213.That is to say, after being full of, bluetooth earphone 22 electric weight can send the information that an electric weight is full of to mobile phone main body 21, the control unit 215 of mobile phone main body 21 receives described electric weight and is full of after information, will closing control switch 213, can prevent that bluetooth earphone 22 from damaging because being overcharged with electricity.
It should be noted that, if bluetooth earphone 22 sends the current voltage that comprises bluetooth earphone 22 and the information of current charging current to mobile phone main body 21, mobile phone main body 21 also comprises;
Be connected with control switch 213, for in the time that control switch 213 is processed in opening, receive the current voltage that comprises bluetooth earphone 22 that sends of bluetooth earphone 22 and the information of current charging current, and whether the current charging current that judges bluetooth earphone 22 is the second judging unit 216 of 0;
Be connected with the second judging unit 216, for judging that at the second judging unit 216 the current charging current of bluetooth earphone 22 is at 0 o'clock, judge whether the current voltage of bluetooth earphone 22 is less than the 3rd judging unit 217 of preset alarm voltage;
And be connected with the 3rd judging unit 217, in the time that the 3rd judging unit 217 judges that the current voltage of bluetooth earphone 22 is less than preset alarm voltage, send the Tip element 218 of the information of prompting electric weight deficiency to bluetooth earphone 22;
The first judging unit 214 is connected with the second judging unit 216, is not also 0 o'clock for the current charging current that judges bluetooth earphone 22 at the second judging unit 216, judges whether the current voltage of bluetooth earphone 22 is less than preset charging voltage.
Bluetooth earphone 22 comprises:
Bluetooth earphone 22 is placed on placement unit 212 when interior, for being connected with the output port of charging circuit 211, and the charhing unit 221 charging;
For send the transmitting element 222 of the information of the current voltage that comprises bluetooth earphone 22 to mobile phone main body 21.
It should be noted that the current voltage that transmitting element 222 can also comprise bluetooth earphone 22 to mobile phone main body 21 and the information of current charging current.The mode sending can be periodic transmission, as every one regular time section transmitting element 222 just send to mobile phone main body 21 information of current voltage or the information of the current voltage that comprises bluetooth earphone 22 and current charging current that comprise bluetooth earphone 22.Here no matter whether bluetooth earphone 22 is placed on the placement unit 212 of mobile phone main body 21 in said transmission, and the transmitting element 222 of bluetooth earphone 22 all can send above-mentioned information to mobile phone main body 21.When mobile phone main body 21 to bluetooth earphone 22 charging processes in, the transmitting element 222 of bluetooth earphone 22 equally can be periodically sends the current voltage that comprises bluetooth earphone 22 and the information of current charging current to mobile phone main body 21, at this moment the second judging unit 216 of mobile phone main body 21 equally can be to judging that whether the current charging current of bluetooth earphone 22 is 0 judgement, in the time that the current charging current of bluetooth earphone 22 is 0, bluetooth earphone 22 complete charge is described, or bluetooth earphone 22 and mobile phone main body are in disengaged position.Above-mentioned bluetooth earphone 22 and mobile phone main body 21 are in disengaged position situation, and as user initiatively transfers to bluetooth earphone 22, mobile phone main body 21 can also show that an information prompting bluetooth earphone 22 and mobile phone main body 21 are in disengaged position.Above-mentioned bluetooth earphone 22 complete charge situation can be, after bluetooth earphone 22 electric weight are full of, transmitting element 222 also can send the information that electric weight is full of to mobile phone main body 21, the control unit 215 of mobile phone main body 21 receives after the information that electric weight that bluetooth earphone 22 sends is full of, with regard to closing control switch 213, finish the charging to bluetooth earphone 22 with this.
And for receiving and the display unit 223 of the information of the prompting electric weight deficiency that sends of display reminding unit 218.
Be understandable that, if after the control switch 213 of mobile phone main body 21 is opened, the information of what mobile phone main body 21 received the is current voltage that comprises bluetooth earphone 22 that bluetooth earphone 22 sends, also can be described as, the first judging unit 214 of mobile phone main body 21 receives the information of the current voltage that comprises described bluetooth earphone that bluetooth earphone 22 sends.The first judging unit 214 of mobile phone main body 21 just judges whether the current voltage of bluetooth earphone 22 is less than preset charging voltage.If when the current voltage of bluetooth earphone 22 is greater than preset charging voltage, control unit 215 is with regard to closing control switch 213, and bluetooth earphone 22 does not also need charging now in other words here.If when the current voltage of bluetooth earphone 22 is less than preset charging voltage, with regard to retentive control switch 213 for opening be that bluetooth earphone 22 charges.After bluetooth earphone 22 electric weight are full of, transmitting element 222 also can send the information that electric weight is full of to mobile phone main body 21, and at this moment the control unit 215 of mobile phone main body 21 will finish the charging to bluetooth earphone by closing control switch 213.According to the state of bluetooth earphone 22 current voltages, determine whether bluetooth earphone 22 is charged, can save the resource of mobile phone main body 21 like this.
If after the control switch 213 of mobile phone main body 21 is opened, what mobile phone main body 21 received the is current voltage that comprises bluetooth earphone 22 that bluetooth earphone 22 sends and the information of current charging current.That is to say, the second judging unit 216 of mobile phone main body 21 receives the current voltage that comprises bluetooth earphone 22 that bluetooth earphone 22 sends and the information of current charging current, and the second judging unit 216 of mobile phone main body 21 will judge that whether the current charging current of bluetooth earphone 22 is 0.If the current charging current of bluetooth earphone 22 is 0 o'clock, illustrate now, bluetooth earphone 22 is not placed in the placement unit 212 of mobile phone main body 21, that is to say, and bluetooth earphone 22 is now processed in disengaged position with mobile phone main body 21.At this moment the 3rd judging unit 217 of mobile phone main body 21 will judge whether the current voltage of bluetooth earphone 22 is less than preset alarm voltage, if the current voltage of bluetooth earphone 22 is less than preset alarm voltage, the Tip element 218 of mobile phone main body 21 just sends the information of prompting electric weight deficiency to bluetooth earphone 22.The display unit 223 of bluetooth earphone 22 will receive the information of the prompting electric weight deficiency that also display reminding unit 218 sends like this, so that user charges to bluetooth earphone 22 in time.User can inform in time so whether user's bluetooth earphone 22 needs charging, so that can charge to bluetooth earphone 22 in time.
It should be noted that, mobile phone main body 21 also comprises:
Be connected with the second judging unit 216, judge that at the second judging unit 216 the current charging current of described bluetooth earphone is at 0 o'clock, for the setting unit 219 of medium of call that bluetooth earphone 22 is mobile phone main body 21 or audio signal output is set.
It should be noted that, here refer in the time that bluetooth earphone 22 and mobile phone main body 21 are processed disengaged position, the setting unit 219 of mobile phone main body 21 can be set to bluetooth earphone 22 medium of call or the audio signal output of mobile phone main body 21, the audio signal here comprises: in FM broadcasting (FM, Frequency Modulation) or music one or more.
The present embodiment, on the basis of a upper embodiment, mobile phone main body can realize according to the current voltage of bluetooth earphone and/or current charging current, and whether selection gives charging bluetooth earphone, or the no information that sends prompting electric weight deficiency to bluetooth earphone.Can save like this resource of mobile phone main body and make the user can be in time to charging bluetooth earphone, and can realize hand-set host and bluetooth earphone binds together, easy to carry, and mobile phone main body can be charging bluetooth earphone.
Fig. 4 is the schematic flow sheet of a kind of charging method of the embodiment of the present invention, and as shown in Figure 4, the method comprises:
S101, open the control switch of charging circuit, and receive the information of the current voltage that comprises bluetooth earphone that bluetooth earphone sends.
S102, judge whether the current voltage of described bluetooth earphone is less than preset charging voltage, if the determination result is YES, performing step S103, to keep described control switch be opening, is described charging bluetooth earphone; If judged result is no, can performs step S104 and close described control switch.
S103, to keep described control switch be opening, is described charging bluetooth earphone.
It should be noted that, after bluetooth earphone is full of electricity, can send the information that electric weight is full of to mobile phone main body, when mobile phone main body receives after the information that electric weight is full of, just close described control switch, stop charging bluetooth earphone.
S104, close described control switch.
It should be noted that, after step S104, can also comprise the steps:
Whether the time that judgement is closed is greater than the preset stand-by period, if the determination result is YES, perform step the control switch that S101 opens charging circuit, and receive the information of the current voltage that comprises bluetooth earphone that bluetooth earphone sends, if judged result is no, whether the time that the described judgement of continuation execution is closed is greater than the judgement of preset stand-by period.
Can realize like this information of voltage of regular monitoring bluetooth earphone, be charging bluetooth earphone in time.
It should be noted that, step S101 can also be the control switch of opening charging circuit, and receives the current voltage that comprises bluetooth earphone of bluetooth earphone transmission and the information of current charging current.After step S101, before step S102, can also comprise the steps: like this
Whether the current charging current that judges bluetooth earphone is 0, if the current charging current of bluetooth earphone is 0, whether the current voltage that judges bluetooth earphone is less than preset alarm voltage, if the current voltage of bluetooth earphone is less than preset alarm voltage, send the information of prompting electric weight deficiency to bluetooth earphone, if the current voltage of bluetooth earphone is greater than preset alarm voltage, return to the control switch that step S101 opens charging circuit, and receive the current voltage that comprises bluetooth earphone of bluetooth earphone transmission and the information of current charging current;
If the current charging current of bluetooth earphone is not 0, performs step the current voltage that S102 judges described bluetooth earphone and whether be less than preset charging voltage.
Be understandable that, after the control switch of charging circuit is opened, whether the current charging current of the bluetooth earphone receiving is 0 o'clock, can be understood as now bluetooth earphone does not bind together with mobile phone main body, in the time that whether the current charging current of bluetooth earphone is not 0, can be understood as now bluetooth earphone and mobile phone main body and bind together.Whether can realize so automatic monitoring bluetooth earphone binds together with mobile phone main body, can also realize in the time that bluetooth earphone and mobile phone main body do not bind together simultaneously, and when the voltage of bluetooth earphone is less than preset alarm voltage, can send an information to bluetooth earphone, so that user charges to bluetooth earphone.
The present embodiment, open the control switch of charging circuit, and receive the information of the current voltage that comprises bluetooth earphone that bluetooth earphone sends, whether the current voltage that judges described bluetooth earphone is less than preset charging voltage, if the determination result is YES, keeping described control switch is opening, is described charging bluetooth earphone; If judged result is no, close described control switch.Can realize like this according to mobile phone main body is charging bluetooth earphone according to the information of voltage of bluetooth earphone automatically.
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.