CN205545775U - Bluetooth headset with wired input - Google Patents
Bluetooth headset with wired input Download PDFInfo
- Publication number
- CN205545775U CN205545775U CN201620046921.6U CN201620046921U CN205545775U CN 205545775 U CN205545775 U CN 205545775U CN 201620046921 U CN201620046921 U CN 201620046921U CN 205545775 U CN205545775 U CN 205545775U
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- input
- bluetooth
- bluetooth earphone
- electrically connected
- mainboard
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000013078 crystal Substances 0.000 claims description 3
- 230000005236 sound signal Effects 0.000 abstract description 6
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Headphones And Earphones (AREA)
- Telephone Set Structure (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The utility model discloses a Bluetooth earphone with wired input, a change-over switch is arranged in the Bluetooth earphone, the first input end of the change-over switch is connected with a power amplifier on a Bluetooth mainboard, the second input end is connected with a USB interface, the output end is connected with a loudspeaker, under the Bluetooth mode, the first input end and the output end are in a normally closed state, under the condition that the USB interface is connected with an external player by a transmission line, the change-over switch breaks the connection between the first input end and the output end, the second input end and the output end are closed, the Bluetooth earphone receives audio signals by using a wired input mode, the design provides two modes of earphone audio signal input for users, the users can select and use according to self requirements, and when the electric energy is insufficient, the earphones can be continuously used by using the wired input mode, or the external power supply is connected with a charging wire to charge the earphone power supply, thereby, the user does not have to change the power supply as often.
Description
Technical field
This utility model relates to a kind of earphone, a kind of bluetooth earphone with wired input.
Background technology
Along with the development of modern society, bluetooth earphone is widely used by people because it is convenient.Common bluetooth earphone uses and carries internal electric source, uses when long, and power supply electric energy is not enough, and when changing power supply the most in time, bluetooth earphone can not use, and flying power is poor, the inconvenience that also cause the user is huge simultaneously.
The most also a kind of bluetooth earphone is occurred in that, it is with multiple sockets for wired input, but this design to often lead to earphone profile bigger, weight also can increase relatively, experience for user has undesirable effect, especially for In-Ear earphone, socket the most not only affects outward appearance, and uncomfortable when causing using.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to provide and a kind of utilizes USB interface to realize the input of wired audio frequency and the bluetooth earphone of charging.
The technical solution adopted in the utility model is:
A kind of bluetooth earphone with wired input, including bluetooth mainboard, and with bluetooth mainboard be electrically connected with speaker and antenna, also include USB interface, and be arranged between bluetooth mainboard and speaker and switch for switching the switching of audio frequency input mode, the outfan of described switching switch connects speaker, described switching switch includes first input end and the second input, this first input end is electrically connected with bluetooth mainboard, this second input is electrically connected with USB interface, the first input end of this switching switch is normally off with outfan, and switch and switch for when the USB interface of the second input inserts USB plug, second input closes automatically with outfan, first input end disconnects with outfan.
The first input end of described switching switch is electrically connected with the power amplifier on bluetooth mainboard.
Described switching switch uses single pole double throw analog load switch.
Between described USB interface and the outfan of exterior broadcaster by one end be 3.5mm plug, the other end be that the transmission line of USB plug is connected.
This bluetooth earphone also includes power supply, power supply is connected with bluetooth mainboard by a charge-discharge control circuit, described charge-discharge control circuit is electrically connected with power supply, USB interface respectively, by being connected to realize power source charges with the charging wire of USB plug between described USB interface and external power source.
This bluetooth earphone is additionally provided with the volume being electrically connected with bluetooth mainboard and increases key, volume minimizing key, function key.
This bluetooth earphone is additionally provided with the LED light being electrically connected with bluetooth mainboard.
This bluetooth earphone is additionally provided with the serial flash being electrically connected with bluetooth mainboard.
This bluetooth earphone is additionally provided with the crystal oscillating circuit being electrically connected with bluetooth mainboard.
The beneficial effects of the utility model:
This utility model bluetooth earphone is provided with USB interface, the transmission line that 3.5mm can be used to turn USB connects this bluetooth earphone and exterior broadcaster respectively, now it is internally provided with switching switch due to this bluetooth earphone, when USB interface inserts USB plug, switching switch disconnects the connection of speaker and bluetooth mainboard automatically, speaker uses the mode of wired input to receive audio signal, the design provides the mode of two kinds of earpiece audio signal inputs of user, user can select to use according to self-demand, and when electric energy deficiency, earphone can be continuing with in the way of using wired input.
It addition, internal electric source can be charged by the way of connecting charging wire by this bluetooth earphone, improve the flying power of earphone power supply, user also need not often change power supply.
Simultaneously, this bluetooth earphone is only provided with a USB interface, this USB interface can realize the wired input of audio frequency and charging by connecting the transmission line of different plug, compare the bluetooth earphone with multiple sockets on market, this bluetooth earphone low-profile, comfortable wearing, and use 3.5mm to turn the transmission line of USB, 3.5mm plug is applicable to the player such as mobile phone, computer, is widely used, and is user-friendly to.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further.
Fig. 1 is the schematic diagram of this utility model bluetooth earphone.
Fig. 2 is the schematic diagram of this utility model bluetooth earphone transmission line.
Detailed description of the invention
As shown in Figure 1 and Figure 2, this utility model bluetooth earphone includes bluetooth mainboard 1, and with bluetooth mainboard 1 be electrically connected with speaker 2 and antenna 3, the improvement of this bluetooth earphone is: and is arranged between bluetooth mainboard 1 and speaker 2 and switchs 5 for switching the switching of audio frequency input mode, this USB interface 4 by use one end be 3.5mm joint 61, one end be that the transmission line 6 of USB plug 62 is connected with exterior broadcaster.
Described switching switch 5 is single pole double throw analog load switch, it is provided with first input end, second input and outfan, first input end connects the power amplifier on bluetooth mainboard 1, second input connects USB interface 4, outfan connects speaker 2, the first input end connecting power amplifier is normally off with the outfan being connected speaker 2, when USB plug 62 inserts USB interface 4, single pole double throw analog load switch meeting auto-action, first input end is separated with outfan, it is closed at connecting the second input of USB interface 4 and the outfan being connected speaker 2.
Single-chip microcomputer and the base band being electrically connected with single-chip microcomputer, ROM, RAM, DSP, 2.4GHzRadio+Balun plate, I/O interface, 26MHz crystal oscillating circuit 11 it is provided with on bluetooth mainboard 1, additionally, bluetooth mainboard 1 is also connected with outside serial flash 10, and this serial flash 10 is used for storing external data.
Generally, when the design bluetooth earphone uses as common bluetooth earphone, antenna 3 uses the radio reception signal of 2.4GHz, and antenna 3 receives radio signal and is transferred to bluetooth mainboard 1, and output after signal processing is arrived speaker 2 by bluetooth mainboard 1.When user inserts USB plug 62, when selecting the pattern of wired input, connection between switching switch 5 disconnection bluetooth mainboard 1 and speaker 2, and close the connection between USB interface 4 and speaker 2, audio signal enters bluetooth earphone from exterior broadcaster by transmission line 6, is directly inputted to speaker 2 by USB interface 4.The design provides the mode of two kinds of earpiece audio signal inputs of user, and user can select to use according to self-demand, and when electric energy deficiency, can be continuing with earphone in the way of using wired input.
In addition, another improvement of the design is: be provided with charge-discharge control circuit 71 on described bluetooth mainboard 1, described charge-discharge control circuit 71 is connected with power supply 7, USB interface 4 respectively, when user selects the charging wire with USB plug to insert USB interface 4, the USB interface 4 of this bluetooth earphone is connected with external power source, and by charge-discharge control circuit 71 by electrical power storage in the power supply 7 of bluetooth earphone, internal electric source 7 can be charged by this bluetooth earphone by charging wire, improve the flying power of earphone power supply 7, user also need not often change power supply 7.
It addition, in the function, configuration design of this bluetooth earphone, this bluetooth earphone is provided with the volume being electrically connected with bluetooth mainboard 1 and increases key 81, volume minimizing key 82, function key 83, and also is provided with and the LED light 9 of bluetooth mainboard 1 electric connection.
This bluetooth earphone is only provided with a USB interface 4, compares the bluetooth earphone with multiple sockets on market, this bluetooth earphone low-profile, comfortable wearing, and use 3.5mm to turn the transmission line 6 of USB, 3.5mm plug 61 is applicable to the player such as mobile phone, computer, it is widely used, is user-friendly to.
The foregoing is only preferred embodiments of the present utility model, this utility model is not limited to above-mentioned embodiment, as long as realizing within the technical scheme of this utility model purpose broadly falls into protection domain of the present utility model with essentially identical means.
Claims (9)
- null1. the bluetooth earphone with wired input，Including bluetooth mainboard (1)，And the speaker (2) that is electrically connected with bluetooth mainboard (1) and antenna (3)，It is characterized in that: also include USB interface (4)，And be arranged between bluetooth mainboard (1) and speaker (2) and for switching switching switch (5) of audio frequency input mode，The outfan of described switching switch (5) connects speaker (2)，Described switching switch (5) includes first input end and the second input，This first input end is electrically connected with bluetooth mainboard (1)，This second input is electrically connected with USB interface (4)，The first input end of this switching switch (5) and outfan are normally off，And switch switch (5) for when the USB interface (4) of the second input inserts USB plug，Second input closes automatically with outfan、First input end disconnects with outfan.
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: the first input end of described switching switch (5) is electrically connected with the power amplifier on bluetooth mainboard (1).
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: described switching switch (5) uses single pole double throw analog load switch.
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: between described USB interface (4) and the outfan of exterior broadcaster by one end be 3.5mm plug (61), the other end be that the transmission line (6) of USB plug (62) is connected.
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterized in that: also include power supply (7), power supply (7) is connected with bluetooth mainboard (1) by a charge-discharge control circuit (71), described charge-discharge control circuit (71) is electrically connected with power supply (7), USB interface (4) respectively, by being connected to realize charging power supply (7) with the charging wire of USB plug between described USB interface (4) and external power source.
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: it is additionally provided with the volume being electrically connected with bluetooth mainboard (1) and increases key (81), volume minimizing key (82), function key (83).
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: it is additionally provided with the LED light (9) being electrically connected with bluetooth mainboard (1).
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: it is additionally provided with the serial flash (10) being electrically connected with bluetooth mainboard (1).
- A kind of bluetooth earphone with wired input the most according to claim 1, it is characterised in that: it is additionally provided with the crystal oscillating circuit (11) being electrically connected with bluetooth mainboard (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620046921.6U CN205545775U (en) | 2016-01-18 | 2016-01-18 | Bluetooth headset with wired input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620046921.6U CN205545775U (en) | 2016-01-18 | 2016-01-18 | Bluetooth headset with wired input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205545775U true CN205545775U (en) | 2016-08-31 |
Family
ID=56765291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620046921.6U Expired - Fee Related CN205545775U (en) | 2016-01-18 | 2016-01-18 | Bluetooth headset with wired input |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205545775U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106331927A (en) * | 2016-09-09 | 2017-01-11 | 歌尔科技有限公司 | Audio equipment |
| CN109862455A (en) * | 2018-12-18 | 2019-06-07 | 努比亚技术有限公司 | Operating mode control method, bluetooth headset, charging equipment and storage medium |
-
2016
- 2016-01-18 CN CN201620046921.6U patent/CN205545775U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106331927A (en) * | 2016-09-09 | 2017-01-11 | 歌尔科技有限公司 | Audio equipment |
| CN106331927B (en) * | 2016-09-09 | 2023-03-14 | 歌尔科技有限公司 | Audio equipment |
| CN109862455A (en) * | 2018-12-18 | 2019-06-07 | 努比亚技术有限公司 | Operating mode control method, bluetooth headset, charging equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20210118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |