Utility model content
The purpose of this utility model is overcome deficiency of the prior art and provide a kind of multifunction blue-tooth earphone and on-vehicle Bluetooth device.
For achieving the above object, on the one hand, the multifunction blue-tooth earphone that the utility model provides, comprise body, be arranged at the Bluetooth transmission circuit in described body, be arranged at the storage battery for described Bluetooth transmission circuit supply in described body, and be arranged at the receiver that body is electrically connected with described Bluetooth transmission circuit, its improvement is, also comprise the Signal transmissions part being arranged at and described body is electrically connected with described Bluetooth transmission circuit, described Signal transmissions part at least comprises audio transmission end;
When described Signal transmissions part and outside audio external play equipment connection, audio signal is exported to described Signal transmissions part by described receiver output switching by described Bluetooth transmission circuit, exports described audio signal to described audio external play equipment to make the audio transmission end on described Signal transmissions part.
Preferably, described Signal transmissions part also comprises positive terminal and negative pole end;
When described Signal transmissions part and outside audio external play equipment connection, described audio external play equipment is described charge in batteries by the positive terminal on described Signal transmissions part and negative pole end.
Preferably, described Signal transmissions part is four-section type headset seat or headset plug, and described earphone base or headset plug have described positive terminal, negative pole end and audio transmission end, and described audio transmission end comprises L channel output and R channel output.
Preferably, the described Bluetooth transmission circuit audio power amplifier circuit that comprises Bluetooth chip, the radio-frequency receiving-transmitting antenna be connected with described Bluetooth chip and be connected with described Bluetooth chip;
Described receiver and Signal transmissions part are connected with described audio power amplifier circuit by a diverter switch, when described Signal transmissions part and outside audio external play equipment connection, described diverter switch switches to the second state by the first state, and the audio signal exported to make described audio power amplifier circuit exports described audio external play equipment to by the audio transmission end of described Signal transmissions part.
Preferably, described storage battery connects a charge management module, and described charge management module is connected to positive terminal and the negative pole end of described Signal transmissions part by a direct current voltage transformation module.
Preferably, described audio external play equipment is vehicle audio.
On the other hand, the on-vehicle Bluetooth device that the utility model provides, comprising:
Multifunction blue-tooth earphone as above;
Vehicle audio, described vehicle audio has the Signal reception part that can be connected with described multifunction blue-tooth earphone, when the Signal transmissions part of described multifunction blue-tooth earphone is connected with the Signal reception part of described vehicle audio, described vehicle audio for receiving the audio signal that on described multifunction blue-tooth earphone, Signal transmissions part exports, and is exported by the loudspeaker of automobile after this audio signal being amplified.
Preferably, described Signal reception part is AUX interface, and described Signal transmissions part is headset plug or earphone base.
The beneficial effects of the utility model are: the multifunction blue-tooth earphone that the utility model provides and on-vehicle Bluetooth device, wherein, this multifunction blue-tooth earphone is when normally using, can use as common bluetooth earphone, when Signal transmissions part and the outside audio external play equipment connection of this multifunction blue-tooth earphone, audio signal can be exported to outside audio external play equipment by bluetooth earphone, by audio external play device plays audio frequency, so, use flexibly convenient, when using especially when driving, after the Signal transmissions part of this multifunction blue-tooth earphone and vehicle audio, can audio frequency be exported to vehicle audio, realize audio external play, namely, secret call and hand-free call can be realized.In addition, can also be charging bluetooth earphone by outside audio external play equipment.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, in the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
Shown in Fig. 5, the utility model embodiment provides a kind of multifunction blue-tooth earphone 100, comprises body 101, Bluetooth transmission circuit 103, storage battery 104, receiver 102 and Signal transmissions part 105.
Concrete, Bluetooth transmission circuit 103 is arranged in described body 101, storage battery 104 is arranged in described body 101 and powers for described Bluetooth transmission circuit 103, receiver 102 is arranged on body 101 and is electrically connected with described Bluetooth transmission circuit 103, Signal transmissions part 105 is arranged on described body 101 and is electrically connected with described Bluetooth transmission circuit 103, and this Signal transmissions part 105 at least comprises audio transmission end.
When described Signal transmissions part 105 and outside audio external play equipment connection, audio signal is exported by described receiver 102 output switching to described Signal transmissions part 105 by described Bluetooth transmission circuit 103, exports described audio signal to described audio external play equipment to make the audio transmission end on described Signal transmissions part 105.
That is, this Signal transmissions part 105 is for output audio, when multifunction blue-tooth earphone 100 of the present utility model uses as common headphones, earphone can hang on ear by user, receive by receiver 102 audio signal that the mobile terminals such as mobile phone transmit, such as, receive calls or very music etc.And when the Signal transmissions part 105 on multifunction blue-tooth earphone 100 of the present utility model is connected with outside audio external play equipment (such as vehicle audio etc.) by user, Audio conversion exports to Signal transmissions part 105 by this multifunction blue-tooth earphone 100 automatically, audio signal exports outside audio external play equipment (such as vehicle audio) to by Signal transmissions part 105, so, audio external play.
In a preferred embodiment of the present utility model, Signal transmissions part 105 also comprises positive terminal and negative pole end.When described Signal transmissions part 105 and outside audio external play equipment connection, described audio external play equipment is that described storage battery 104 charges by the positive terminal on described Signal transmissions part 105 and negative pole end.
That is, in the present embodiment, Signal transmissions part 105, can also as the use of charging except having the effect of audio frequency output.Concrete, when Signal transmissions part 105 and outside audio external play equipment connection, on the one hand, audio transmission end on this Signal transmissions part 105 is by audio external play equipment extremely outside for audio signal transmission, on the other hand, the positive terminal on Signal transmissions part 105 and negative pole end can from power takings the audio external play equipment of outside, for storage battery 104 is powered, so, charging limit, limit transmission of audio signal can be realized and carry out outer putting.
In an embodiment of the present utility model, Signal transmissions part 105 is four-section type headset seat or headset plug, and as shown in Figure 1 and Figure 2 in example, what Signal transmissions part 105 adopted is four-section type headset seat, and shown in Fig. 3, Fig. 4, what Signal transmissions part 105 adopted is four-section type headset plug.Corresponding, earphone base or headset plug have described positive terminal, negative pole end and audio transmission end, and described audio transmission end comprises L channel output and R channel output.When Signal transmissions part 105 adopt be four-section type headset seat time, corresponding, outside audio external play equipment can pass through AUX interface line, connects the four-section type headset seated connection mouth on multifunction blue-tooth earphone of the present utility model; And when Signal transmissions part 105 adopt be four-section type headset plug time, then the four-section type headset plug on multifunction blue-tooth earphone of the present utility model, can directly with outside audio external play equipment connection.
Because earphone base/headset plug has audio frequency transmission function and electrode tip, therefore, in the present embodiment, adopt four-section type headset seat or headset plug on the market can realize the effect of transmission of audio and charging simultaneously.
Be understandable that, Signal transmissions part 105 is not limited to four-section type headset seat or headset plug, also to be other versions designed as required, as long as have audio transmission end and positive terminal, negative pole end, can to realize audio transmission and charge.
With reference to shown in Fig. 5, in an embodiment of the present utility model, the audio power amplifier circuit 1033 that Bluetooth transmission circuit 103 comprises Bluetooth chip 1031, the radio-frequency receiving-transmitting antenna 1032 be connected with described Bluetooth chip 1031 and is connected with described Bluetooth chip 1031.Receiver 102 and Signal transmissions part 105 are connected with described audio power amplifier circuit 1033 by a diverter switch 1034.When described Signal transmissions part 105 and outside audio external play equipment connection, described diverter switch 1034 switches to the second state by the first state, and the audio signal exported to make described audio power amplifier circuit 1033 exports described audio external play equipment to by the audio transmission end of described Signal transmissions part 105.
That is, diverter switch 1034 is the modes exported for controlling audio frequency, is namely exported by receiver 102 or Signal transmissions part 105 exports.As preferably, the diverter switch 1034 in the utility model can be that be in the first state, audio signal is exported by receiver 102, and namely secret answers audio frequency when the audio external play equipment connection of Signal transmissions part 105 not with outside.And when Signal transmissions part 105 inserts outside audio external play equipment, this diverter switch 1034 automatically switches to the second state, audio signal switches to Signal transmissions part 105 and exports, and exports outside audio external play equipment to, namely audio external play by Signal transmissions part 105.
Certainly, be understandable that, this diverter switch 1034 also can be designed to hand switch as required, when Signal transmissions part 105 inserts outside audio external play equipment, stirs hand switch, switches to the second state, Audio conversion is exported to Signal transmissions part.
In a specific embodiment of the present utility model, storage battery 104 connects a charge management module 106, and described charge management module 106 is connected to positive terminal and the negative pole end of described Signal transmissions part 105 by a direct current voltage transformation module 107.So, after Signal transmissions part 105 is connected with outside audio frequency apparatus, positive terminal and negative pole end obtain voltage from the audio external play equipment of outside, this voltage carries out voltage transitions by direct voltage modular converter 107, and the voltage after changing inputs to charge management module 106 again and charges into storage battery 104.
Be understandable that, multifunction blue-tooth earphone 100 of the present utility model, can also comprise microphone 1035 that bluetooth earphone all possesses, button (such as starting key, answer button, volume key etc.), charging indicator light, bluetooth relay indicating light etc., no further details to be given herein.
It should be noted that, equipment of putting outside the utility model sound intermediate frequency can be vehicle audio, can be other audio external play equipment.
According to the multifunction blue-tooth earphone 100 that the utility model provides, this multifunction blue-tooth earphone is when normally using, can use as common bluetooth earphone, when Signal transmissions part 105 and the outside audio external play equipment connection of this multifunction blue-tooth earphone 100, audio signal can be exported to outside audio external play equipment by bluetooth earphone, by audio external play device plays audio frequency, so, use flexibly convenient, when using especially when driving, after the Signal transmissions part 105 of this multifunction blue-tooth earphone 100 and vehicle audio, can audio frequency be exported to vehicle audio, realize audio external play, namely, secret call and hand-free call can be realized.In addition, can also be charging bluetooth earphone by outside audio external play equipment.
With reference to shown in Fig. 6, the utility model embodiment still provides a kind of on-vehicle Bluetooth device, comprise vehicle audio 200 and the multifunction blue-tooth earphone as described in above-described embodiment 100, this vehicle audio 200 has the Signal reception part 201 that can be connected with described multifunction blue-tooth earphone, when the Signal transmissions part 105 of described multifunction blue-tooth earphone 100 is connected with the Signal reception part 201 of described vehicle audio 200, described vehicle audio 200 is for receiving the audio signal that on described multifunction blue-tooth earphone 100, Signal transmissions part 105 exports, and exported by the loudspeaker of automobile after this audio signal is amplified.
Because automobile generally all has AUX interface, therefore, in the present embodiment, Signal reception part 201 can be AUX interface, and what described Signal transmissions part was corresponding is headset plug or earphone base.When Signal transmissions part 105 adopt be earphone base time, corresponding, vehicle audio can pass through AUX interface line, connects the earphone base interface on this multifunction blue-tooth earphone 100; And when Signal transmissions part 105 adopt be headset plug time, then the headset plug on multifunction blue-tooth earphone 100 can directly be connected with the AUX interface on vehicle audio.
According to the on-vehicle Bluetooth device that the utility model provides, wherein, multifunction blue-tooth earphone 100 is when normally using, can use as common bluetooth earphone, when the Signal transmissions part 105 of this multifunction blue-tooth earphone 100 is connected with vehicle audio 200, bluetooth earphone can export audio signal to vehicle audio 200, by vehicle audio 200 audio plays, so, use flexibly convenient, when using especially when driving, after the Signal transmissions part of this multifunction blue-tooth earphone 100 and vehicle audio 200, can audio frequency be exported to vehicle audio.Namely can realize secret call and hand-free call.In addition, can also be charging bluetooth earphone by vehicle audio 200.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment when not departing from principle of the present utility model and aim, revising, replacing and modification in scope of the present utility model.